diff options
| author | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2008-06-28 19:53:41 +0000 |
|---|---|---|
| committer | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2008-06-28 19:53:41 +0000 |
| commit | 240bf1625edcc439b62aea43a0983f8207b541b1 (patch) | |
| tree | a2b20d7ed8890acb2de9a5436db408b52a2f1aac /target/linux/ifxmips/image/u-boot/files/cpu/mips | |
| parent | e9e6238a631e0015f4e35688291479d075637d7e (diff) | |
move ifxmips uboot to package/
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11601 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/ifxmips/image/u-boot/files/cpu/mips')
22 files changed, 0 insertions, 6317 deletions
diff --git a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/Makefile b/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/Makefile deleted file mode 100644 index da329b378..000000000 --- a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/Makefile +++ /dev/null @@ -1,49 +0,0 @@ -# -# (C) Copyright 2003-2006 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# See file CREDITS for list of people who contributed to this -# project. -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - -include $(TOPDIR)/config.mk - -LIB = $(obj)lib$(CPU).a - -START = start.o -COBJS = asc_serial.o au1x00_serial.o au1x00_eth.o au1x00_usb_ohci.o \ - cpu.o interrupts.o incaip_clock.o ifx_asc.o ifx_clock.o -SOBJS = incaip_wdt.o cache.o - -SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c) -OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) -START := $(addprefix $(obj),$(START)) - -all: $(obj).depend $(START) $(LIB) - -$(LIB): $(OBJS) - $(AR) $(ARFLAGS) $@ $(OBJS) - -######################################################################### - -# defines $(obj).depend target -include $(SRCTREE)/rules.mk - -sinclude $(obj).depend - -######################################################################### diff --git a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/asc_serial.c b/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/asc_serial.c deleted file mode 100644 index d95ec3fd2..000000000 --- a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/asc_serial.c +++ /dev/null @@ -1,371 +0,0 @@ -/* - * (INCA) ASC UART support - */ - -#include <config.h> - -#if defined(CONFIG_PURPLE) || defined(CONFIG_INCA_IP) - -#ifdef CONFIG_PURPLE -#define serial_init asc_serial_init -#define serial_putc asc_serial_putc -#define serial_puts asc_serial_puts -#define serial_getc asc_serial_getc -#define serial_tstc asc_serial_tstc -#define serial_setbrg asc_serial_setbrg -#endif - -#include <common.h> -#include <asm/inca-ip.h> -#include "asc_serial.h" - -#ifdef CONFIG_PURPLE - -#undef ASC_FIFO_PRESENT -#define TOUT_LOOP 100000 - -/* Set base address for second FPI interrupt control register bank */ -#define SFPI_INTCON_BASEADDR 0xBF0F0000 - -/* Register offset from base address */ -#define FBS_ISR 0x00000000 /* Interrupt status register */ -#define FBS_IMR 0x00000008 /* Interrupt mask register */ -#define FBS_IDIS 0x00000010 /* Interrupt disable register */ - -/* Interrupt status register bits */ -#define FBS_ISR_AT 0x00000040 /* ASC transmit interrupt */ -#define FBS_ISR_AR 0x00000020 /* ASC receive interrupt */ -#define FBS_ISR_AE 0x00000010 /* ASC error interrupt */ -#define FBS_ISR_AB 0x00000008 /* ASC transmit buffer interrupt */ -#define FBS_ISR_AS 0x00000004 /* ASC start of autobaud detection interrupt */ -#define FBS_ISR_AF 0x00000002 /* ASC end of autobaud detection interrupt */ - -#else - -#define ASC_FIFO_PRESENT - -#endif - - -#define SET_BIT(reg, mask) reg |= (mask) -#define CLEAR_BIT(reg, mask) reg &= (~mask) -#define CLEAR_BITS(reg, mask) CLEAR_BIT(reg, mask) -#define SET_BITS(reg, mask) SET_BIT(reg, mask) -#define SET_BITFIELD(reg, mask, off, val) {reg &= (~mask); reg |= (val << off);} - -extern uint incaip_get_fpiclk(void); - -static int serial_setopt (void); - -/* pointer to ASC register base address */ -static volatile incaAsc_t *pAsc = (incaAsc_t *)INCA_IP_ASC; - -/****************************************************************************** -* -* serial_init - initialize a INCAASC channel -* -* This routine initializes the number of data bits, parity -* and set the selected baud rate. Interrupts are disabled. -* Set the modem control signals if the option is selected. -* -* RETURNS: N/A -*/ - -int serial_init (void) -{ -#ifdef CONFIG_INCA_IP - /* we have to set PMU.EN13 bit to enable an ASC device*/ - INCAASC_PMU_ENABLE(13); -#endif - - /* and we have to set CLC register*/ - CLEAR_BIT(pAsc->asc_clc, ASCCLC_DISS); - SET_BITFIELD(pAsc->asc_clc, ASCCLC_RMCMASK, ASCCLC_RMCOFFSET, 0x0001); - - /* initialy we are in async mode */ - pAsc->asc_con = ASCCON_M_8ASYNC; - - /* select input port */ - pAsc->asc_pisel = (CONSOLE_TTY & 0x1); - -#ifdef ASC_FIFO_PRESENT - /* TXFIFO's filling level */ - SET_BITFIELD(pAsc->asc_txfcon, ASCTXFCON_TXFITLMASK, - ASCTXFCON_TXFITLOFF, INCAASC_TXFIFO_FL); - /* enable TXFIFO */ - SET_BIT(pAsc->asc_txfcon, ASCTXFCON_TXFEN); - - /* RXFIFO's filling level */ - SET_BITFIELD(pAsc->asc_txfcon, ASCRXFCON_RXFITLMASK, - ASCRXFCON_RXFITLOFF, INCAASC_RXFIFO_FL); - /* enable RXFIFO */ - SET_BIT(pAsc->asc_rxfcon, ASCRXFCON_RXFEN); -#endif - - /* enable error signals */ - SET_BIT(pAsc->asc_con, ASCCON_FEN); - SET_BIT(pAsc->asc_con, ASCCON_OEN); - -#ifdef CONFIG_INCA_IP - /* acknowledge ASC interrupts */ - ASC_INTERRUPTS_CLEAR(INCAASC_IRQ_LINE_ALL); - - /* disable ASC interrupts */ - ASC_INTERRUPTS_DISABLE(INCAASC_IRQ_LINE_ALL); -#endif - -#ifdef ASC_FIFO_PRESENT - /* set FIFOs into the transparent mode */ - SET_BIT(pAsc->asc_txfcon, ASCTXFCON_TXTMEN); - SET_BIT(pAsc->asc_rxfcon, ASCRXFCON_RXTMEN); -#endif - - /* set baud rate */ - serial_setbrg(); - - /* set the options */ - serial_setopt(); - - return 0; -} - -void serial_setbrg (void) -{ - ulong uiReloadValue, fdv; - ulong f_ASC; - -#ifdef CONFIG_INCA_IP - f_ASC = incaip_get_fpiclk(); -#else - f_ASC = ASC_CLOCK_RATE; -#endif - -#ifndef INCAASC_USE_FDV - fdv = 2; - uiReloadValue = (f_ASC / (fdv * 16 * CONFIG_BAUDRATE)) - 1; -#else - fdv = INCAASC_FDV_HIGH_BAUDRATE; - uiReloadValue = (f_ASC / (8192 * CONFIG_BAUDRATE / fdv)) - 1; -#endif /* INCAASC_USE_FDV */ - - if ( (uiReloadValue < 0) || (uiReloadValue > 8191) ) - { -#ifndef INCAASC_USE_FDV - fdv = 3; - uiReloadValue = (f_ASC / (fdv * 16 * CONFIG_BAUDRATE)) - 1; -#else - fdv = INCAASC_FDV_LOW_BAUDRATE; - uiReloadValue = (f_ASC / (8192 * CONFIG_BAUDRATE / fdv)) - 1; -#endif /* INCAASC_USE_FDV */ - - if ( (uiReloadValue < 0) || (uiReloadValue > 8191) ) - { - return; /* can't impossibly generate that baud rate */ - } - } - - /* Disable Baud Rate Generator; BG should only be written when R=0 */ - CLEAR_BIT(pAsc->asc_con, ASCCON_R); - -#ifndef INCAASC_USE_FDV - /* - * Disable Fractional Divider (FDE) - * Divide clock by reload-value + constant (BRS) - */ - /* FDE = 0 */ - CLEAR_BIT(pAsc->asc_con, ASCCON_FDE); - - if ( fdv == 2 ) - CLEAR_BIT(pAsc->asc_con, ASCCON_BRS); /* BRS = 0 */ - else - SET_BIT(pAsc->asc_con, ASCCON_BRS); /* BRS = 1 */ - -#else /* INCAASC_USE_FDV */ - - /* Enable Fractional Divider */ - SET_BIT(pAsc->asc_con, ASCCON_FDE); /* FDE = 1 */ - - /* Set fractional divider value */ - pAsc->asc_fdv = fdv & ASCFDV_VALUE_MASK; - -#endif /* INCAASC_USE_FDV */ - - /* Set reload value in BG */ - pAsc->asc_bg = uiReloadValue; - - /* Enable Baud Rate Generator */ - SET_BIT(pAsc->asc_con, ASCCON_R); /* R = 1 */ -} - -/******************************************************************************* -* -* serial_setopt - set the serial options -* -* Set the channel operating mode to that specified. Following options -* are supported: CREAD, CSIZE, PARENB, and PARODD. -* -* Note, this routine disables the transmitter. The calling routine -* may have to re-enable it. -* -* RETURNS: -* Returns 0 to indicate success, otherwise -1 is returned -*/ - -static int serial_setopt (void) -{ - ulong con; - - switch ( ASC_OPTIONS & ASCOPT_CSIZE ) - { - /* 7-bit-data */ - case ASCOPT_CS7: - con = ASCCON_M_7ASYNCPAR; /* 7-bit-data and parity bit */ - break; - - /* 8-bit-data */ - case ASCOPT_CS8: - if ( ASC_OPTIONS & ASCOPT_PARENB ) - con = ASCCON_M_8ASYNCPAR; /* 8-bit-data and parity bit */ - else - con = ASCCON_M_8ASYNC; /* 8-bit-data no parity */ - break; - - /* - * only 7 and 8-bit frames are supported - * if we don't use IOCTL extensions - */ - default: - return -1; - } - - if ( ASC_OPTIONS & ASCOPT_STOPB ) - SET_BIT(con, ASCCON_STP); /* 2 stop bits */ - else - CLEAR_BIT(con, ASCCON_STP); /* 1 stop bit */ - - if ( ASC_OPTIONS & ASCOPT_PARENB ) - SET_BIT(con, ASCCON_PEN); /* enable parity checking */ - else - CLEAR_BIT(con, ASCCON_PEN); /* disable parity checking */ - - if ( ASC_OPTIONS & ASCOPT_PARODD ) - SET_BIT(con, ASCCON_ODD); /* odd parity */ - else - CLEAR_BIT(con, ASCCON_ODD); /* even parity */ - - if ( ASC_OPTIONS & ASCOPT_CREAD ) - SET_BIT(pAsc->asc_whbcon, ASCWHBCON_SETREN); /* Receiver enable */ - - pAsc->asc_con |= con; - - return 0; -} - -void serial_putc (const char c) -{ -#ifdef ASC_FIFO_PRESENT - uint txFl = 0; -#else - uint timeout = 0; -#endif - - if (c == '\n') serial_putc ('\r'); - -#ifdef ASC_FIFO_PRESENT - /* check do we have a free space in the TX FIFO */ - /* get current filling level */ - do - { - txFl = ( pAsc->asc_fstat & ASCFSTAT_TXFFLMASK ) >> ASCFSTAT_TXFFLOFF; - } - while ( txFl == INCAASC_TXFIFO_FULL ); -#else - - while(!(*(volatile unsigned long*)(SFPI_INTCON_BASEADDR + FBS_ISR) & - FBS_ISR_AB)) - { - if (timeout++ > TOUT_LOOP) - { - break; - } - } -#endif - - pAsc->asc_tbuf = c; /* write char to Transmit Buffer Register */ - -#ifndef ASC_FIFO_PRESENT - *(volatile unsigned long*)(SFPI_INTCON_BASEADDR + FBS_ISR) = FBS_ISR_AB | - FBS_ISR_AT; -#endif - - /* check for errors */ - if ( pAsc->asc_con & ASCCON_OE ) - { - SET_BIT(pAsc->asc_whbcon, ASCWHBCON_CLROE); - return; - } -} - -void serial_puts (const char *s) -{ - while (*s) - { - serial_putc (*s++); - } -} - -int serial_getc (void) -{ - ulong symbol_mask; - char c; - - while (!serial_tstc()); - - symbol_mask = - ((ASC_OPTIONS & ASCOPT_CSIZE) == ASCOPT_CS7) ? (0x7f) : (0xff); - - c = (char)(pAsc->asc_rbuf & symbol_mask); - -#ifndef ASC_FIFO_PRESENT - *(volatile unsigned long*)(SFPI_INTCON_BASEADDR + FBS_ISR) = FBS_ISR_AR; -#endif - - return c; -} - -int serial_tstc (void) -{ - int res = 1; - -#ifdef ASC_FIFO_PRESENT - if ( (pAsc->asc_fstat & ASCFSTAT_RXFFLMASK) == 0 ) - { - res = 0; - } -#else - if (!(*(volatile unsigned long*)(SFPI_INTCON_BASEADDR + FBS_ISR) & - FBS_ISR_AR)) - - { - res = 0; - } -#endif - else if ( pAsc->asc_con & ASCCON_FE ) - { - SET_BIT(pAsc->asc_whbcon, ASCWHBCON_CLRFE); - res = 0; - } - else if ( pAsc->asc_con & ASCCON_PE ) - { - SET_BIT(pAsc->asc_whbcon, ASCWHBCON_CLRPE); - res = 0; - } - else if ( pAsc->asc_con & ASCCON_OE ) - { - SET_BIT(pAsc->asc_whbcon, ASCWHBCON_CLROE); - res = 0; - } - - return res; -} -#endif /* CONFIG_PURPLE || CONFIG_INCA_IP */ diff --git a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/asc_serial.h b/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/asc_serial.h deleted file mode 100644 index 7ffdcfaf8..000000000 --- a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/asc_serial.h +++ /dev/null @@ -1,177 +0,0 @@ -/* incaAscSio.h - (INCA) ASC UART tty driver header */ - -#ifndef __INCincaAscSioh -#define __INCincaAscSioh - -#include <asm/inca-ip.h> - -/* channel operating modes */ -#define ASCOPT_CSIZE 0x00000003 -#define ASCOPT_CS7 0x00000001 -#define ASCOPT_CS8 0x00000002 -#define ASCOPT_PARENB 0x00000004 -#define ASCOPT_STOPB 0x00000008 -#define ASCOPT_PARODD 0x00000010 -#define ASCOPT_CREAD 0x00000020 - -#define ASC_OPTIONS (ASCOPT_CREAD | ASCOPT_CS8) - -/* ASC input select (0 or 1) */ -#define CONSOLE_TTY 0 - -/* use fractional divider for baudrate settings */ -#define INCAASC_USE_FDV - -#ifdef INCAASC_USE_FDV - #define INCAASC_FDV_LOW_BAUDRATE 71 - #define INCAASC_FDV_HIGH_BAUDRATE 453 -#endif /*INCAASC_USE_FDV*/ - - -#define INCAASC_TXFIFO_FL 1 -#define INCAASC_RXFIFO_FL 1 -#define INCAASC_TXFIFO_FULL 16 - -/* interrupt lines masks for the ASC device interrupts*/ -/* change these macroses if it's necessary */ -#define INCAASC_IRQ_LINE_ALL 0x000F0000 /* all IRQs */ - -#define INCAASC_IRQ_LINE_TIR 0x00010000 /* TIR - Tx */ -#define INCAASC_IRQ_LINE_RIR 0x00020000 /* RIR - Rx */ -#define INCAASC_IRQ_LINE_EIR 0x00040000 /* EIR - Err */ -#define INCAASC_IRQ_LINE_TBIR 0x00080000 /* TBIR - Tx Buf*/ - -/* interrupt controller access macros */ -#define ASC_INTERRUPTS_ENABLE(X) \ - *((volatile unsigned int*) INCA_IP_ICU_IM2_IER) |= X; -#define ASC_INTERRUPTS_DISABLE(X) \ - *((volatile unsigned int*) INCA_IP_ICU_IM2_IER) &= ~X; -#define ASC_INTERRUPTS_CLEAR(X) \ - *((volatile unsigned int*) INCA_IP_ICU_IM2_ISR) = X; - -/* CLC register's bits and bitfields */ -#define ASCCLC_DISR 0x00000001 -#define ASCCLC_DISS 0x00000002 -#define ASCCLC_RMCMASK 0x0000FF00 -#define ASCCLC_RMCOFFSET 8 - -/* CON register's bits and bitfields */ -#define ASCCON_MODEMASK 0x0007 - #define ASCCON_M_8SYNC 0x0 - #define ASCCON_M_8ASYNC 0x1 - #define ASCCON_M_8IRDAASYNC 0x2 - #define ASCCON_M_7ASYNCPAR 0x3 - #define ASCCON_M_9ASYNC 0x4 - #define ASCCON_M_8WAKEUPASYNC 0x5 - #define ASCCON_M_8ASYNCPAR 0x7 -#define ASCCON_STP 0x0008 -#define ASCCON_REN 0x0010 -#define ASCCON_PEN 0x0020 -#define ASCCON_FEN 0x0040 -#define ASCCON_OEN 0x0080 -#define ASCCON_PE 0x0100 -#define ASCCON_FE 0x0200 -#define ASCCON_OE 0x0400 -#define ASCCON_FDE 0x0800 -#define ASCCON_ODD 0x1000 -#define ASCCON_BRS 0x2000 -#define ASCCON_LB 0x4000 -#define ASCCON_R 0x8000 - -/* WHBCON register's bits and bitfields */ -#define ASCWHBCON_CLRREN 0x0010 -#define ASCWHBCON_SETREN 0x0020 -#define ASCWHBCON_CLRPE 0x0100 -#define ASCWHBCON_CLRFE 0x0200 -#define ASCWHBCON_CLROE 0x0400 -#define ASCWHBCON_SETPE 0x0800 -#define ASCWHBCON_SETFE 0x1000 -#define ASCWHBCON_SETOE 0x2000 - -/* ABCON register's bits and bitfields */ -#define ASCABCON_ABEN 0x0001 -#define ASCABCON_AUREN 0x0002 -#define ASCABCON_ABSTEN 0x0004 -#define ASCABCON_ABDETEN 0x0008 -#define ASCABCON_FCDETEN 0x0010 -#define ASCABCON_EMMASK 0x0300 - #define ASCABCON_EMOFF 8 - #define ASCABCON_EM_DISAB 0x0 - #define ASCABCON_EM_DURAB 0x1 - #define ASCABCON_EM_ALWAYS 0x2 -#define ASCABCON_TXINV 0x0400 -#define ASCABCON_RXINV 0x0800 - -/* FDV register mask, offset and bitfields*/ -#define ASCFDV_VALUE_MASK 0x000001FF - -/* WHBABCON register's bits and bitfields */ -#define ASCWHBABCON_SETABEN 0x0001 -#define ASCWHBABCON_CLRABEN 0x0002 - -/* ABSTAT register's bits and bitfields */ -#define ASCABSTAT_FCSDET 0x0001 -#define ASCABSTAT_FCCDET 0x0002 -#define ASCABSTAT_SCSDET 0x0004 -#define ASCABSTAT_SCCDET 0x0008 -#define ASCABSTAT_DETWAIT 0x0010 - -/* WHBABSTAT register's bits and bitfields */ -#define ASCWHBABSTAT_CLRFCSDET 0x0001 -#define ASCWHBABSTAT_SETFCSDET 0x0002 -#define ASCWHBABSTAT_CLRFCCDET 0x0004 -#define ASCWHBABSTAT_SETFCCDET 0x0008 -#define ASCWHBABSTAT_CLRSCSDET 0x0010 -#define ASCWHBABSTAT_SETSCSDET 0x0020 -#define ASCWHBABSTAT_SETSCCDET 0x0040 -#define ASCWHBABSTAT_CLRSCCDET 0x0080 -#define ASCWHBABSTAT_CLRDETWAIT 0x0100 -#define ASCWHBABSTAT_SETDETWAIT 0x0200 - -/* TXFCON register's bits and bitfields */ -#define ASCTXFCON_TXFEN 0x0001 -#define ASCTXFCON_TXFFLU 0x0002 -#define ASCTXFCON_TXTMEN 0x0004 -#define ASCTXFCON_TXFITLMASK 0x3F00 -#define ASCTXFCON_TXFITLOFF 8 - -/* RXFCON register's bits and bitfields */ -#define ASCRXFCON_RXFEN 0x0001 -#define ASCRXFCON_RXFFLU 0x0002 -#define ASCRXFCON_RXTMEN 0x0004 -#define ASCRXFCON_RXFITLMASK 0x3F00 -#define ASCRXFCON_RXFITLOFF 8 - -/* FSTAT register's bits and bitfields */ -#define ASCFSTAT_RXFFLMASK 0x003F -#define ASCFSTAT_TXFFLMASK 0x3F00 -#define ASCFSTAT_TXFFLOFF 8 - -#define INCAASC_PMU_ENABLE(BIT) *((volatile ulong*)0xBF102000) |= (0x1 << BIT); - -typedef struct /* incaAsc_t */ -{ - volatile unsigned long asc_clc; /*0x0000*/ - volatile unsigned long asc_pisel; /*0x0004*/ - volatile unsigned long asc_rsvd1[2]; /* for mapping */ /*0x0008*/ - volatile unsigned long asc_con; /*0x0010*/ - volatile unsigned long asc_bg; /*0x0014*/ - volatile unsigned long asc_fdv; /*0x0018*/ - volatile unsigned long asc_pmw; /* not used */ /*0x001C*/ - volatile unsigned long asc_tbuf; /*0x0020*/ - volatile unsigned long asc_rbuf; /*0x0024*/ - volatile unsigned long asc_rsvd2[2]; /* for mapping */ /*0x0028*/ - volatile unsigned long asc_abcon; /*0x0030*/ - volatile unsigned long asc_abstat; /* not used */ /*0x0034*/ - volatile unsigned long asc_rsvd3[2]; /* for mapping */ /*0x0038*/ - volatile unsigned long asc_rxfcon; /*0x0040*/ - volatile unsigned long asc_txfcon; /*0x0044*/ - volatile unsigned long asc_fstat; /*0x0048*/ - volatile unsigned long asc_rsvd4; /* for mapping */ /*0x004C*/ - volatile unsigned long asc_whbcon; /*0x0050*/ - volatile unsigned long asc_whbabcon; /*0x0054*/ - volatile unsigned long asc_whbabstat; /* not used */ /*0x0058*/ - -} incaAsc_t; - -#endif /* __INCincaAscSioh */ diff --git a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/au1x00_eth.c b/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/au1x00_eth.c deleted file mode 100644 index 078e8328b..000000000 --- a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/au1x00_eth.c +++ /dev/null @@ -1,311 +0,0 @@ -/* Only eth0 supported for now - * - * (C) Copyright 2003 - * Thomas.Lange@corelatus.se - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ -#include <config.h> - -#ifdef CONFIG_AU1X00 - -#if defined(CFG_DISCOVER_PHY) -#error "PHY not supported yet" -/* We just assume that we are running 100FD for now */ -/* We all use switches, right? ;-) */ -#endif - -/* I assume ethernet behaves like au1000 */ - -#ifdef CONFIG_AU1000 -/* Base address differ between cpu:s */ -#define ETH0_BASE AU1000_ETH0_BASE -#define MAC0_ENABLE AU1000_MAC0_ENABLE -#else -#ifdef CONFIG_AU1100 -#define ETH0_BASE AU1100_ETH0_BASE -#define MAC0_ENABLE AU1100_MAC0_ENABLE -#else -#ifdef CONFIG_AU1500 -#define ETH0_BASE AU1500_ETH0_BASE -#define MAC0_ENABLE AU1500_MAC0_ENABLE -#else -#ifdef CONFIG_AU1550 -#define ETH0_BASE AU1550_ETH0_BASE -#define MAC0_ENABLE AU1550_MAC0_ENABLE -#else -#error "No valid cpu set" -#endif -#endif -#endif -#endif - -#include <common.h> -#include <malloc.h> -#include <net.h> -#include <command.h> -#include <asm/io.h> -#include <asm/au1x00.h> - -#if (CONFIG_COMMANDS & CFG_CMD_MII) -#include <miiphy.h> -#endif - -/* Ethernet Transmit and Receive Buffers */ -#define DBUF_LENGTH 1520 -#define PKT_MAXBUF_SIZE 1518 - -static char txbuf[DBUF_LENGTH]; - -static int next_tx; -static int next_rx; - -/* 4 rx and 4 tx fifos */ -#define NO_OF_FIFOS 4 - -typedef struct{ - u32 status; - u32 addr; - u32 len; /* Only used for tx */ - u32 not_used; -} mac_fifo_t; - -mac_fifo_t mac_fifo[NO_OF_FIFOS]; - -#define MAX_WAIT 1000 - -static int au1x00_send(struct eth_device* dev, volatile void *packet, int length){ - volatile mac_fifo_t *fifo_tx = - (volatile mac_fifo_t*)(MAC0_TX_DMA_ADDR+MAC_TX_BUFF0_STATUS); - int i; - int res; - - /* tx fifo should always be idle */ - fifo_tx[next_tx].len = length; - fifo_tx[next_tx].addr = (virt_to_phys(packet))|TX_DMA_ENABLE; - au_sync(); - - udelay(1); - i=0; - while(!(fifo_tx[next_tx].addr&TX_T_DONE)){ - if(i>MAX_WAIT){ - printf("TX timeout\n"); - break; - } - udelay(1); - i++; - } - - /* Clear done bit */ - fifo_tx[next_tx].addr = 0; - fifo_tx[next_tx].len = 0; - au_sync(); - - res = fifo_tx[next_tx].status; - - next_tx++; - if(next_tx>=NO_OF_FIFOS){ - next_tx=0; - } - return(res); -} - -static int au1x00_recv(struct eth_device* dev){ - volatile mac_fifo_t *fifo_rx = - (volatile mac_fifo_t*)(MAC0_RX_DMA_ADDR+MAC_RX_BUFF0_STATUS); - - int length; - u32 status; - - for(;;){ - if(!(fifo_rx[next_rx].addr&RX_T_DONE)){ - /* Nothing has been received */ - return(-1); - } - - status = fifo_rx[next_rx].status; - - length = status&0x3FFF; - - if(status&RX_ERROR){ - printf("Rx error 0x%x\n", status); - } - else{ - /* Pass the packet up to the protocol layers. */ - NetReceive(NetRxPackets[next_rx], length - 4); - } - - fifo_rx[next_rx].addr = (virt_to_phys(NetRxPackets[next_rx]))|RX_DMA_ENABLE; - - next_rx++; - if(next_rx>=NO_OF_FIFOS){ - next_rx=0; - } - } /* for */ - - return(0); /* Does anyone use this? */ -} - -static int au1x00_init(struct eth_device* dev, bd_t * bd){ - - volatile u32 *macen = (volatile u32*)MAC0_ENABLE; - volatile u32 *mac_ctrl = (volatile u32*)(ETH0_BASE+MAC_CONTROL); - volatile u32 *mac_addr_high = (volatile u32*)(ETH0_BASE+MAC_ADDRESS_HIGH); - volatile u32 *mac_addr_low = (volatile u32*)(ETH0_BASE+MAC_ADDRESS_LOW); - volatile u32 *mac_mcast_high = (volatile u32*)(ETH0_BASE+MAC_MCAST_HIGH); - volatile u32 *mac_mcast_low = (volatile u32*)(ETH0_BASE+MAC_MCAST_LOW); - volatile mac_fifo_t *fifo_tx = - (volatile mac_fifo_t*)(MAC0_TX_DMA_ADDR+MAC_TX_BUFF0_STATUS); - volatile mac_fifo_t *fifo_rx = - (volatile mac_fifo_t*)(MAC0_RX_DMA_ADDR+MAC_RX_BUFF0_STATUS); - int i; - - next_tx = TX_GET_DMA_BUFFER(fifo_tx[0].addr); - next_rx = RX_GET_DMA_BUFFER(fifo_rx[0].addr); - - /* We have to enable clocks before releasing reset */ - *macen = MAC_EN_CLOCK_ENABLE; - udelay(10); - - /* Enable MAC0 */ - /* We have to release reset before accessing registers */ - *macen = MAC_EN_CLOCK_ENABLE|MAC_EN_RESET0| - MAC_EN_RESET1|MAC_EN_RESET2; - udelay(10); - - for(i=0;i<NO_OF_FIFOS;i++){ - fifo_tx[i].len = 0; - fifo_tx[i].addr = virt_to_phys(&txbuf[0]); - fifo_rx[i].addr = (virt_to_phys(NetRxPackets[i]))|RX_DMA_ENABLE; - } - - /* Put mac addr in little endian */ -#define ea eth_get_dev()->enetaddr - *mac_addr_high = (ea[5] << 8) | (ea[4] ) ; - *mac_addr_low = (ea[3] << 24) | (ea[2] << 16) | - (ea[1] << 8) | (ea[0] ) ; -#undef ea - *mac_mcast_low = 0; - *mac_mcast_high = 0; - - /* Make sure the MAC buffer is in the correct endian mode */ -#ifdef __LITTLE_ENDIAN - *mac_ctrl = MAC_FULL_DUPLEX; - udelay(1); - *mac_ctrl = MAC_FULL_DUPLEX|MAC_RX_ENABLE|MAC_TX_ENABLE; -#else - *mac_ctrl = MAC_BIG_ENDIAN|MAC_FULL_DUPLEX; - udelay(1); - *mac_ctrl = MAC_BIG_ENDIAN|MAC_FULL_DUPLEX|MAC_RX_ENABLE|MAC_TX_ENABLE; -#endif - - return(1); -} - -static void au1x00_halt(struct eth_device* dev){ -} - -int au1x00_enet_initialize(bd_t *bis){ - struct eth_device* dev; - - if ((dev = (struct eth_device*)malloc(sizeof *dev)) == NULL) { - puts ("malloc failed\n"); - return 0; - } - - memset(dev, 0, sizeof *dev); - - sprintf(dev->name, "Au1X00 ethernet"); - dev->iobase = 0; - dev->priv = 0; - dev->init = au1x00_init; - dev->halt = au1x00_halt; - dev->send = au1x00_send; - dev->recv = au1x00_recv; - - eth_register(dev); - -#if (CONFIG_COMMANDS & CFG_CMD_MII) - miiphy_register(dev->name, - au1x00_miiphy_read, au1x00_miiphy_write); -#endif - - return 1; -} - -#if (CONFIG_COMMANDS & CFG_CMD_MII) -int au1x00_miiphy_read(char *devname, unsigned char addr, - unsigned char reg, unsigned short * value) -{ - volatile u32 *mii_control_reg = (volatile u32*)(ETH0_BASE+MAC_MII_CNTRL); - volatile u32 *mii_data_reg = (volatile u32*)(ETH0_BASE+MAC_MII_DATA); - u32 mii_control; - unsigned int timedout = 20; - - while (*mii_control_reg & MAC_MII_BUSY) { - udelay(1000); - if (--timedout == 0) { - printf("au1x00_eth: miiphy_read busy timeout!!\n"); - return -1; - } - } - - mii_control = MAC_SET_MII_SELECT_REG(reg) | - MAC_SET_MII_SELECT_PHY(addr) | MAC_MII_READ; - - *mii_control_reg = mii_control; - - timedout = 20; - while (*mii_control_reg & MAC_MII_BUSY) { - udelay(1000); - if (--timedout == 0) { - printf("au1x00_eth: miiphy_read busy timeout!!\n"); - return -1; - } - } - *value = *mii_data_reg; - return 0; -} - -int au1x00_miiphy_write(char *devname, unsigned char addr, - unsigned char reg, unsigned short value) -{ - volatile u32 *mii_control_reg = (volatile u32*)(ETH0_BASE+MAC_MII_CNTRL); - volatile u32 *mii_data_reg = (volatile u32*)(ETH0_BASE+MAC_MII_DATA); - u32 mii_control; - unsigned int timedout = 20; - - while (*mii_control_reg & MAC_MII_BUSY) { - udelay(1000); - if (--timedout == 0) { - printf("au1x00_eth: miiphy_write busy timeout!!\n"); - return; - } - } - - mii_control = MAC_SET_MII_SELECT_REG(reg) | - MAC_SET_MII_SELECT_PHY(addr) | MAC_MII_WRITE; - - *mii_data_reg = value; - *mii_control_reg = mii_control; - return 0; -} -#endif /* CONFIG_COMMANDS & CFG_CMD_MII */ - -#endif /* CONFIG_AU1X00 */ diff --git a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/au1x00_serial.c b/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/au1x00_serial.c deleted file mode 100644 index 42c668ee3..000000000 --- a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/au1x00_serial.c +++ /dev/null @@ -1,135 +0,0 @@ -/* - * AU1X00 UART support - * - * Hardcoded to UART 0 for now - * Speed and options also hardcoded to 115200 8N1 - * - * Copyright (c) 2003 Thomas.Lange@corelatus.se - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <config.h> - -#ifdef CONFIG_AU1X00 - -#include <common.h> -#include <asm/au1x00.h> - -/****************************************************************************** -* -* serial_init - initialize a channel -* -* This routine initializes the number of data bits, parity -* and set the selected baud rate. Interrupts are disabled. -* Set the modem control signals if the option is selected. -* -* RETURNS: N/A -*/ - -int serial_init (void) -{ - volatile u32 *uart_fifoctl = (volatile u32*)(UART0_ADDR+UART_FCR); - volatile u32 *uart_enable = (volatile u32*)(UART0_ADDR+UART_ENABLE); - - /* Enable clocks first */ - *uart_enable = UART_EN_CE; - - /* Then release reset */ - /* Must release reset before setting other regs */ - *uart_enable = UART_EN_CE|UART_EN_E; - - /* Activate fifos, reset tx and rx */ - /* Set tx trigger level to 12 */ - *uart_fifoctl = UART_FCR_ENABLE_FIFO|UART_FCR_CLEAR_RCVR| - UART_FCR_CLEAR_XMIT|UART_FCR_T_TRIGGER_12; - - serial_setbrg(); - - return 0; -} - - -void serial_setbrg (void) -{ - volatile u32 *uart_clk = (volatile u32*)(UART0_ADDR+UART_CLK); - volatile u32 *uart_lcr = (volatile u32*)(UART0_ADDR+UART_LCR); - volatile u32 *sys_powerctrl = (u32 *)SYS_POWERCTRL; - int sd; - int divisorx2; - - /* sd is system clock divisor */ - /* see section 10.4.5 in au1550 datasheet */ - sd = (*sys_powerctrl & 0x03) + 2; - - /* calulate 2x baudrate and round */ - divisorx2 = ((CFG_HZ/(sd * 16 * CONFIG_BAUDRATE))); - - if (divisorx2 & 0x01) - divisorx2 = divisorx2 + 1; - - *uart_clk = divisorx2 / 2; - - /* Set parity, stop bits and word length to 8N1 */ - *uart_lcr = UART_LCR_WLEN8; -} - -void serial_putc (const char c) -{ - volatile u32 *uart_lsr = (volatile u32*)(UART0_ADDR+UART_LSR); - volatile u32 *uart_tx = (volatile u32*)(UART0_ADDR+UART_TX); - - if (c == '\n') serial_putc ('\r'); - - /* Wait for fifo to shift out some bytes */ - while((*uart_lsr&UART_LSR_THRE)==0); - - *uart_tx = (u32)c; -} - -void serial_puts (const char *s) -{ - while (*s) - { - serial_putc (*s++); - } -} - -int serial_getc (void) -{ - volatile u32 *uart_rx = (volatile u32*)(UART0_ADDR+UART_RX); - char c; - - while (!serial_tstc()); - - c = (*uart_rx&0xFF); - return c; -} - -int serial_tstc (void) -{ - volatile u32 *uart_lsr = (volatile u32*)(UART0_ADDR+UART_LSR); - - if(*uart_lsr&UART_LSR_DR){ - /* Data in rfifo */ - return(1); - } - return 0; -} -#endif /* CONFIG_SERIAL_AU1X00 */ diff --git a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/au1x00_usb_ohci.c b/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/au1x00_usb_ohci.c deleted file mode 100644 index dbf72dc6f..000000000 --- a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/au1x00_usb_ohci.c +++ /dev/null @@ -1,1727 +0,0 @@ -/* - * URB OHCI HCD (Host Controller Driver) for USB on the AU1x00. - * - * (C) Copyright 2003 - * Gary Jennejohn, DENX Software Engineering <gj@denx.de> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - * - * Note: Part of this code has been derived from linux - * - */ -/* - * IMPORTANT NOTES - * 1 - you MUST define LITTLEENDIAN in the configuration file for the - * board or this driver will NOT work! - * 2 - this driver is intended for use with USB Mass Storage Devices - * (BBB) ONLY. There is NO support for Interrupt or Isochronous pipes! - */ - -#include <config.h> - -#if defined(CONFIG_AU1X00) && defined(CONFIG_USB_OHCI) - -/* #include <pci.h> no PCI on the AU1x00 */ - -#include <common.h> -#include <malloc.h> -#include <asm/io.h> -#include <asm/au1x00.h> -#include <usb.h> -#include "au1x00_usb_ohci.h" - -#define OHCI_USE_NPS /* force NoPowerSwitching mode */ -#define OHCI_VERBOSE_DEBUG /* not always helpful */ -#define OHCI_FILL_TRACE - -#define USBH_ENABLE_BE (1<<0) -#define USBH_ENABLE_C (1<<1) -#define USBH_ENABLE_E (1<<2) -#define USBH_ENABLE_CE (1<<3) -#define USBH_ENABLE_RD (1<<4) - -#ifdef LITTLEENDIAN -#define USBH_ENABLE_INIT (USBH_ENABLE_CE | USBH_ENABLE_E | USBH_ENABLE_C) -#else -#define USBH_ENABLE_INIT (USBH_ENABLE_CE | USBH_ENABLE_E | USBH_ENABLE_C | USBH_ENABLE_BE) -#endif - - -/* For initializing controller (mask in an HCFS mode too) */ -#define OHCI_CONTROL_INIT \ - (OHCI_CTRL_CBSR & 0x3) | OHCI_CTRL_IE | OHCI_CTRL_PLE - -#undef readl -#undef writel - -#define readl(a) au_readl((long)(a)) -#define writel(v,a) au_writel((v),(int)(a)) - -#define min_t(type,x,y) ({ type __x = (x); type __y = (y); __x < __y ? __x: __y; }) - -#define DEBUG -#ifdef DEBUG -#define dbg(format, arg...) printf("DEBUG: " format "\n", ## arg) -#else -#define dbg(format, arg...) do {} while(0) -#endif /* DEBUG */ -#define err(format, arg...) printf("ERROR: " format "\n", ## arg) -#define SHOW_INFO -#ifdef SHOW_INFO -#define info(format, arg...) printf("INFO: " format "\n", ## arg) -#else -#define info(format, arg...) do {} while(0) -#endif - -#define m16_swap(x) swap_16(x) -#define m32_swap(x) swap_32(x) - -/* global ohci_t */ -static ohci_t gohci; -/* this must be aligned to a 256 byte boundary */ -struct ohci_hcca ghcca[1]; -/* a pointer to the aligned storage */ -struct ohci_hcca *phcca; -/* this allocates EDs for all possible endpoints */ -struct ohci_device ohci_dev; -/* urb_priv */ -urb_priv_t urb_priv; -/* RHSC flag */ -int got_rhsc; -/* device which was disconnected */ -struct usb_device *devgone; - -/*-------------------------------------------------------------------------*/ - -/* AMD-756 (D2 rev) reports corrupt register contents in some cases. - * The erratum (#4) description is incorrect. AMD's workaround waits - * till some bits (mostly reserved) are clear; ok for all revs. - */ -#define OHCI_QUIRK_AMD756 0xabcd -#define read_roothub(hc, register, mask) ({ \ - u32 temp = readl (&hc->regs->roothub.register); \ - if (hc->flags & OHCI_QUIRK_AMD756) \ - while (temp & mask) \ - temp = readl (&hc->regs->roothub.register); \ - temp; }) - -static u32 roothub_a (struct ohci *hc) - { return read_roothub (hc, a, 0xfc0fe000); } -static inline u32 roothub_b (struct ohci *hc) - { return readl (&hc->regs->roothub.b); } -static inline u32 roothub_status (struct ohci *hc) - { return readl (&hc->regs->roothub.status); } -static u32 roothub_portstatus (struct ohci *hc, int i) - { return read_roothub (hc, portstatus [i], 0xffe0fce0); } - - -/* forward declaration */ -static int hc_interrupt (void); -static void -td_submit_job (struct usb_device * dev, unsigned long pipe, void * buffer, - int transfer_len, struct devrequest * setup, urb_priv_t * urb, int interval); - -/*-------------------------------------------------------------------------* - * URB support functions - *-------------------------------------------------------------------------*/ - -/* free HCD-private data associated with this URB */ - -static void urb_free_priv (urb_priv_t * urb) -{ - int i; - int last; - struct td * td; - - last = urb->length - 1; - if (last >= 0) { - for (i = 0; i <= last; i++) { - td = urb->td[i]; - if (td) { - td->usb_dev = NULL; - urb->td[i] = NULL; - } - } - } -} - -/*-------------------------------------------------------------------------*/ - -#ifdef DEBUG -static int sohci_get_current_frame_number (struct usb_device * dev); - -/* debug| print the main components of an URB - * small: 0) header + data packets 1) just header */ - -static void pkt_print (struct usb_device * dev, unsigned long pipe, void * buffer, - int transfer_len, struct devrequest * setup, char * str, int small) -{ - urb_priv_t * purb = &urb_priv; - - dbg("%s URB:[%4x] dev:%2d,ep:%2d-%c,type:%s,len:%d/%d stat:%#lx", - str, - sohci_get_current_frame_number (dev), - usb_pipedevice (pipe), - usb_pipeendpoint (pipe), - usb_pipeout (pipe)? 'O': 'I', - usb_pipetype (pipe) < 2? (usb_pipeint (pipe)? "INTR": "ISOC"): - (usb_pipecontrol (pipe)? "CTRL": "BULK"), - purb->actual_length, - transfer_len, dev->status); -#ifdef OHCI_VERBOSE_DEBUG - if (!small) { - int i, len; - - if (usb_pipecontrol (pipe)) { - printf (__FILE__ ": cmd(8):"); - for (i = 0; i < 8 ; i++) - printf (" %02x", ((__u8 *) setup) [i]); - printf ("\n"); - } - if (transfer_len > 0 && buffer) { - printf (__FILE__ ": data(%d/%d):", - purb->actual_length, - transfer_len); - len = usb_pipeout (pipe)? - transfer_len: purb->actual_length; - for (i = 0; i < 16 && i < len; i++) - printf (" %02x", ((__u8 *) buffer) [i]); - printf ("%s\n", i < len? "...": ""); - } - } -#endif -} - -/* just for debugging; prints non-empty branches of the int ed tree inclusive iso eds*/ -void ep_print_int_eds (ohci_t *ohci, char * str) { - int i, j; - __u32 * ed_p; - for (i= 0; i < 32; i++) { - j = 5; - ed_p = &(ohci->hcca->int_table [i]); - if (*ed_p == 0) - continue; - printf (__FILE__ ": %s branch int %2d(%2x):", str, i, i); - while (*ed_p != 0 && j--) { - ed_t *ed = (ed_t *)m32_swap(ed_p); - printf (" ed: %4x;", ed->hwINFO); - ed_p = &ed->hwNextED; - } - printf ("\n"); - } -} - -static void ohci_dump_intr_mask (char *label, __u32 mask) -{ - dbg ("%s: 0x%08x%s%s%s%s%s%s%s%s%s", - label, - mask, - (mask & OHCI_INTR_MIE) ? " MIE" : "", - (mask & OHCI_INTR_OC) ? " OC" : "", - (mask & OHCI_INTR_RHSC) ? " RHSC" : "", - (mask & OHCI_INTR_FNO) ? " FNO" : "", - (mask & OHCI_INTR_UE) ? " UE" : "", - (mask & OHCI_INTR_RD) ? " RD" : "", - (mask & OHCI_INTR_SF) ? " SF" : "", - (mask & OHCI_INTR_WDH) ? " WDH" : "", - (mask & OHCI_INTR_SO) ? " SO" : "" - ); -} - -static void maybe_print_eds (char *label, __u32 value) -{ - ed_t *edp = (ed_t *)value; - - if (value) { - dbg ("%s %08x", label, value); - dbg ("%08x", edp->hwINFO); - dbg ("%08x", edp->hwTailP); - dbg ("%08x", edp->hwHeadP); - dbg ("%08x", edp->hwNextED); - } -} - -static char * hcfs2string (int state) -{ - switch (state) { - case OHCI_USB_RESET: return "reset"; - case OHCI_USB_RESUME: return "resume"; - case OHCI_USB_OPER: return "operational"; - case OHCI_USB_SUSPEND: return "suspend"; - } - return "?"; -} - -/* dump control and status registers */ -static void ohci_dump_status (ohci_t *controller) -{ - struct ohci_regs *regs = controller->regs; - __u32 temp; - - temp = readl (®s->revision) & 0xff; - if (temp != 0x10) - dbg ("spec %d.%d", (temp >> 4), (temp & 0x0f)); - - temp = readl (®s->control); - dbg ("control: 0x%08x%s%s%s HCFS=%s%s%s%s%s CBSR=%d", temp, - (temp & OHCI_CTRL_RWE) ? " RWE" : "", - (temp & OHCI_CTRL_RWC) ? " RWC" : "", - (temp & OHCI_CTRL_IR) ? " IR" : "", - hcfs2string (temp & OHCI_CTRL_HCFS), - (temp & OHCI_CTRL_BLE) ? " BLE" : "", - (temp & OHCI_CTRL_CLE) ? " CLE" : "", - (temp & OHCI_CTRL_IE) ? " IE" : "", - (temp & OHCI_CTRL_PLE) ? " PLE" : "", - temp & OHCI_CTRL_CBSR - ); - - temp = readl (®s->cmdstatus); - dbg ("cmdstatus: 0x%08x SOC=%d%s%s%s%s", temp, - (temp & OHCI_SOC) >> 16, - (temp & OHCI_OCR) ? " OCR" : "", - (temp & OHCI_BLF) ? " BLF" : "", - (temp & OHCI_CLF) ? " CLF" : "", - (temp & OHCI_HCR) ? " HCR" : "" - ); - - ohci_dump_intr_mask ("intrstatus", readl (®s->intrstatus)); - ohci_dump_intr_mask ("intrenable", readl (®s->intrenable)); - - maybe_print_eds ("ed_periodcurrent", readl (®s->ed_periodcurrent)); - - maybe_print_eds ("ed_controlhead", readl (®s->ed_controlhead)); - maybe_print_eds ("ed_controlcurrent", readl (®s->ed_controlcurrent)); - - maybe_print_eds ("ed_bulkhead", readl (®s->ed_bulkhead)); - maybe_print_eds ("ed_bulkcurrent", readl (®s->ed_bulkcurrent)); - - maybe_print_eds ("donehead", readl (®s->donehead)); -} - -static void ohci_dump_roothub (ohci_t *controller, int verbose) -{ - __u32 temp, ndp, i; - - temp = roothub_a (controller); - ndp = (temp & RH_A_NDP); - - if (verbose) { - dbg ("roothub.a: %08x POTPGT=%d%s%s%s%s%s NDP=%d", temp, - ((temp & RH_A_POTPGT) >> 24) & 0xff, - (temp & RH_A_NOCP) ? " NOCP" : "", - (temp & RH_A_OCPM) ? " OCPM" : "", - (temp & RH_A_DT) ? " DT" : "", - (temp & RH_A_NPS) ? " NPS" : "", - (temp & RH_A_PSM) ? " PSM" : "", - ndp - ); - temp = roothub_b (controller); - dbg ("roothub.b: %08x PPCM=%04x DR=%04x", - temp, - (temp & RH_B_PPCM) >> 16, - (temp & RH_B_DR) - ); - temp = roothub_status (controller); - dbg ("roothub.status: %08x%s%s%s%s%s%s", - temp, - (temp & RH_HS_CRWE) ? " CRWE" : "", - (temp & RH_HS_OCIC) ? " OCIC" : "", - (temp & RH_HS_LPSC) ? " LPSC" : "", - (temp & RH_HS_DRWE) ? " DRWE" : "", - (temp & RH_HS_OCI) ? " OCI" : "", - (temp & RH_HS_LPS) ? " LPS" : "" - ); - } - - for (i = 0; i < ndp; i++) { - temp = roothub_portstatus (controller, i); - dbg ("roothub.portstatus [%d] = 0x%08x%s%s%s%s%s%s%s%s%s%s%s%s", - i, - temp, - (temp & RH_PS_PRSC) ? " PRSC" : "", - (temp & RH_PS_OCIC) ? " OCIC" : "", - (temp & RH_PS_PSSC) ? " PSSC" : "", - (temp & RH_PS_PESC) ? " PESC" : "", - (temp & RH_PS_CSC) ? " CSC" : "", - - (temp & RH_PS_LSDA) ? " LSDA" : "", - (temp & RH_PS_PPS) ? " PPS" : "", - (temp & RH_PS_PRS) ? " PRS" : "", - (temp & RH_PS_POCI) ? " POCI" : "", - (temp & RH_PS_PSS) ? " PSS" : "", - - (temp & RH_PS_PES) ? " PES" : "", - (temp & RH_PS_CCS) ? " CCS" : "" - ); - } -} - -static void ohci_dump (ohci_t *controller, int verbose) -{ - dbg ("OHCI controller usb-%s state", controller->slot_name); - - /* dumps some of the state we know about */ - ohci_dump_status (controller); - if (verbose) - ep_print_int_eds (controller, "hcca"); - dbg ("hcca frame #%04x", controller->hcca->frame_no); - ohci_dump_roothub (controller, 1); -} - - -#endif /* DEBUG */ - -/*-------------------------------------------------------------------------* - * Interface functions (URB) - *-------------------------------------------------------------------------*/ - -/* get a transfer request */ - -int sohci_submit_job(struct usb_device *dev, unsigned long pipe, void *buffer, - int transfer_len, struct devrequest *setup, int interval) -{ - ohci_t *ohci; - ed_t * ed; - urb_priv_t *purb_priv; - int i, size = 0; - - ohci = &gohci; - - /* when controller's hung, permit only roothub cleanup attempts - * such as powering down ports */ - if (ohci->disabled) { - err("sohci_submit_job: EPIPE"); - return -1; - } - - /* every endpoint has a ed, locate and fill it */ - if (!(ed = ep_add_ed (dev, pipe))) { - err("sohci_submit_job: ENOMEM"); - return -1; - } - - /* for the private part of the URB we need the number of TDs (size) */ - switch (usb_pipetype (pipe)) { - case PIPE_BULK: /* one TD for every 4096 Byte */ - size = (transfer_len - 1) / 4096 + 1; - break; - case PIPE_CONTROL: /* 1 TD for setup, 1 for ACK and 1 for every 4096 B */ - size = (transfer_len == 0)? 2: - (transfer_len - 1) / 4096 + 3; - break; - } - - if (size >= (N_URB_TD - 1)) { - err("need %d TDs, only have %d", size, N_URB_TD); - return -1; - } - purb_priv = &urb_priv; - purb_priv->pipe = pipe; - - /* fill the private part of the URB */ - purb_priv->length = size; - purb_priv->ed = ed; - purb_priv->actual_length = 0; - - /* allocate the TDs */ - /* note that td[0] was allocated in ep_add_ed */ - for (i = 0; i < size; i++) { - purb_priv->td[i] = td_alloc (dev); - if (!purb_priv->td[i]) { - purb_priv->length = i; - urb_free_priv (purb_priv); - err("sohci_submit_job: ENOMEM"); - return -1; - } - } - - if (ed->state == ED_NEW || (ed->state & ED_DEL)) { - urb_free_priv (purb_priv); - err("sohci_submit_job: EINVAL"); - return -1; - } - - /* link the ed into a chain if is not already */ - if (ed->state != ED_OPER) - ep_link (ohci, ed); - - /* fill the TDs and link it to the ed */ - td_submit_job(dev, pipe, buffer, transfer_len, setup, purb_priv, interval); - - return 0; -} - -/*-------------------------------------------------------------------------*/ - -#ifdef DEBUG -/* tell us the current USB frame number */ - -static int sohci_get_current_frame_number (struct usb_device *usb_dev) -{ - ohci_t *ohci = &gohci; - - return m16_swap (ohci->hcca->frame_no); -} -#endif - -/*-------------------------------------------------------------------------* - * ED handling functions - *-------------------------------------------------------------------------*/ - -/* link an ed into one of the HC chains */ - -static int ep_link (ohci_t *ohci, ed_t *edi) -{ - volatile ed_t *ed = edi; - - ed->state = ED_OPER; - - switch (ed->type) { - case PIPE_CONTROL: - ed->hwNextED = 0; - if (ohci->ed_controltail == NULL) { - writel ((long)ed, &ohci->regs->ed_controlhead); - } else { - ohci->ed_controltail->hwNextED = m32_swap (ed); - } - ed->ed_prev = ohci->ed_controltail; - if (!ohci->ed_controltail && !ohci->ed_rm_list[0] && - !ohci->ed_rm_list[1] && !ohci->sleeping) { - ohci->hc_control |= OHCI_CTRL_CLE; - writel (ohci->hc_control, &ohci->regs->control); - } - ohci->ed_controltail = edi; - break; - - case PIPE_BULK: - ed->hwNextED = 0; - if (ohci->ed_bulktail == NULL) { - writel ((long)ed, &ohci->regs->ed_bulkhead); - } else { - ohci->ed_bulktail->hwNextED = m32_swap (ed); - } - ed->ed_prev = ohci->ed_bulktail; - if (!ohci->ed_bulktail && !ohci->ed_rm_list[0] && - !ohci->ed_rm_list[1] && !ohci->sleeping) { - ohci->hc_control |= OHCI_CTRL_BLE; - writel (ohci->hc_control, &ohci->regs->control); - } - ohci->ed_bulktail = edi; - break; - } - return 0; -} - -/*-------------------------------------------------------------------------*/ - -/* unlink an ed from one of the HC chains. - * just the link to the ed is unlinked. - * the link from the ed still points to another operational ed or 0 - * so the HC can eventually finish the processing of the unlinked ed */ - -static int ep_unlink (ohci_t *ohci, ed_t *ed) -{ - ed->hwINFO |= m32_swap (OHCI_ED_SKIP); - - switch (ed->type) { - case PIPE_CONTROL: - if (ed->ed_prev == NULL) { - if (!ed->hwNextED) { - ohci->hc_control &= ~OHCI_CTRL_CLE; - writel (ohci->hc_control, &ohci->regs->control); - } - writel (m32_swap (*((__u32 *)&ed->hwNextED)), &ohci->regs->ed_controlhead); - } else { - ed->ed_prev->hwNextED = ed->hwNextED; - } - if (ohci->ed_controltail == ed) { - ohci->ed_controltail = ed->ed_prev; - } else { - ((ed_t *)m32_swap (*((__u32 *)&ed->hwNextED)))->ed_prev = ed->ed_prev; - } - break; - - case PIPE_BULK: - if (ed->ed_prev == NULL) { - if (!ed->hwNextED) { - ohci->hc_control &= ~OHCI_CTRL_BLE; - writel (ohci->hc_control, &ohci->regs->control); - } - writel (m32_swap (*((__u32 *)&ed->hwNextED)), &ohci->regs->ed_bulkhead); - } else { - ed->ed_prev->hwNextED = ed->hwNextED; - } - if (ohci->ed_bulktail == ed) { - ohci->ed_bulktail = ed->ed_prev; - } else { - ((ed_t *)m32_swap (*((__u32 *)&ed->hwNextED)))->ed_prev = ed->ed_prev; - } - break; - } - ed->state = ED_UNLINK; - return 0; -} - - -/*-------------------------------------------------------------------------*/ - -/* add/reinit an endpoint; this should be done once at the usb_set_configuration command, - * but the USB stack is a little bit stateless so we do it at every transaction - * if the state of the ed is ED_NEW then a dummy td is added and the state is changed to ED_UNLINK - * in all other cases the state is left unchanged - * the ed info fields are setted anyway even though most of them should not change */ - -static ed_t * ep_add_ed (struct usb_device *usb_dev, unsigned long pipe) -{ - td_t *td; - ed_t *ed_ret; - volatile ed_t *ed; - - ed = ed_ret = &ohci_dev.ed[(usb_pipeendpoint (pipe) << 1) | - (usb_pipecontrol (pipe)? 0: usb_pipeout (pipe))]; - - if ((ed->state & ED_DEL) || (ed->state & ED_URB_DEL)) { - err("ep_add_ed: pending delete"); - /* pending delete request */ - return NULL; - } - - if (ed->state == ED_NEW) { - ed->hwINFO = m32_swap (OHCI_ED_SKIP); /* skip ed */ - /* dummy td; end of td list for ed */ - td = td_alloc (usb_dev); - ed->hwTailP = m32_swap (td); - ed->hwHeadP = ed->hwTailP; - ed->state = ED_UNLINK; - ed->type = usb_pipetype (pipe); - ohci_dev.ed_cnt++; - } - - ed->hwINFO = m32_swap (usb_pipedevice (pipe) - | usb_pipeendpoint (pipe) << 7 - | (usb_pipeisoc (pipe)? 0x8000: 0) - | (usb_pipecontrol (pipe)? 0: (usb_pipeout (pipe)? 0x800: 0x1000)) - | usb_pipeslow (pipe) << 13 - | usb_maxpacket (usb_dev, pipe) << 16); - - return ed_ret; -} - -/*-------------------------------------------------------------------------* - * TD handling functions - *-------------------------------------------------------------------------*/ - -/* enqueue next TD for this URB (OHCI spec 5.2.8.2) */ - -static void td_fill (ohci_t *ohci, unsigned int info, - void *data, int len, - struct usb_device *dev, int index, urb_priv_t *urb_priv) -{ - volatile td_t *td, *td_pt; -#ifdef OHCI_FILL_TRACE - int i; -#endif - - if (index > urb_priv->length) { - err("index > length"); - return; - } - /* use this td as the next dummy */ - td_pt = urb_priv->td [index]; - td_pt->hwNextTD = 0; - - /* fill the old dummy TD */ - td = urb_priv->td [index] = (td_t *)(m32_swap (urb_priv->ed->hwTailP) & ~0xf); - - td->ed = urb_priv->ed; - td->next_dl_td = NULL; - td->index = index; - td->data = (__u32)data; -#ifdef OHCI_FILL_TRACE - if (1 || ((usb_pipetype(urb_priv->pipe) == PIPE_BULK) && usb_pipeout(urb_priv->pipe))) { - for (i = 0; i < len; i++) - printf("td->data[%d] %#2x\n",i, ((unsigned char *)(td->data+0x80000000))[i]); - } -#endif - if (!len) - data = 0; - - td->hwINFO = m32_swap (info); - td->hwCBP = m32_swap (data); - if (data) - td->hwBE = m32_swap (data + len - 1); - else - td->hwBE = 0; - td->hwNextTD = m32_swap (td_pt); - td->hwPSW [0] = m16_swap (((__u32)data & 0x0FFF) | 0xE000); - - /* append to queue */ - td->ed->hwTailP = td->hwNextTD; -} - -/*-------------------------------------------------------------------------*/ - -/* prepare all TDs of a transfer */ - -#define kseg_to_phys(x) ((void *)((__u32)(x) - 0x80000000)) - -static void td_submit_job (struct usb_device *dev, unsigned long pipe, void *buffer, - int transfer_len, struct devrequest *setup, urb_priv_t *urb, int interval) -{ - ohci_t *ohci = &gohci; - int data_len = transfer_len; - void *data; - int cnt = 0; - __u32 info = 0; - unsigned int toggle = 0; - - /* OHCI handles the DATA-toggles itself, we just use the USB-toggle bits for reseting */ - if(usb_gettoggle(dev, usb_pipeendpoint(pipe), usb_pipeout(pipe))) { - toggle = TD_T_TOGGLE; - } else { - toggle = TD_T_DATA0; - usb_settoggle(dev, usb_pipeendpoint(pipe), usb_pipeout(pipe), 1); - } - urb->td_cnt = 0; - if (data_len) - data = kseg_to_phys(buffer); - else - data = 0; - - switch (usb_pipetype (pipe)) { - case PIPE_BULK: - info = usb_pipeout (pipe)? - TD_CC | TD_DP_OUT : TD_CC | TD_DP_IN ; - while(data_len > 4096) { - td_fill (ohci, info | (cnt? TD_T_TOGGLE:toggle), data, 4096, dev, cnt, urb); - data += 4096; data_len -= 4096; cnt++; - } - info = usb_pipeout (pipe)? - TD_CC | TD_DP_OUT : TD_CC | TD_R | TD_DP_IN ; - td_fill (ohci, info | (cnt? TD_T_TOGGLE:toggle), data, data_len, dev, cnt, urb); - cnt++; - - if (!ohci->sleeping) - writel (OHCI_BLF, &ohci->regs->cmdstatus); /* start bulk list */ - break; - - case PIPE_CONTROL: - info = TD_CC | TD_DP_SETUP | TD_T_DATA0; - td_fill (ohci, info, kseg_to_phys(setup), 8, dev, cnt++, urb); - if (data_len > 0) { - info = usb_pipeout (pipe)? - TD_CC | TD_R | TD_DP_OUT | TD_T_DATA1 : TD_CC | TD_R | TD_DP_IN | TD_T_DATA1; - /* NOTE: mishandles transfers >8K, some >4K */ - td_fill (ohci, info, data, data_len, dev, cnt++, urb); - } - info = usb_pipeout (pipe)? - TD_CC | TD_DP_IN | TD_T_DATA1: TD_CC | TD_DP_OUT | TD_T_DATA1; - td_fill (ohci, info, data, 0, dev, cnt++, urb); - if (!ohci->sleeping) - writel (OHCI_CLF, &ohci->regs->cmdstatus); /* start Control list */ - break; - } - if (urb->length != cnt) - dbg("TD LENGTH %d != CNT %d", urb->length, cnt); -} - -/*-------------------------------------------------------------------------* - * Done List handling functions - *-------------------------------------------------------------------------*/ - - -/* calculate the transfer length and update the urb */ - -static void dl_transfer_length(td_t * td) -{ - __u32 tdINFO, tdBE, tdCBP; - urb_priv_t *lurb_priv = &urb_priv; - - tdINFO = m32_swap (td->hwINFO); - tdBE = m32_swap (td->hwBE); - tdCBP = m32_swap (td->hwCBP); - - - if (!(usb_pipetype (lurb_priv->pipe) == PIPE_CONTROL && - ((td->index == 0) || (td->index == lurb_priv->length - 1)))) { - if (tdBE != 0) { - if (td->hwCBP == 0) - lurb_priv->actual_length += tdBE - td->data + 1; - else - lurb_priv->actual_length += tdCBP - td->data; - } - } -} - -/*-------------------------------------------------------------------------*/ - -/* replies to the request have to be on a FIFO basis so - * we reverse the reversed done-list */ - -static td_t * dl_reverse_done_list (ohci_t *ohci) -{ - __u32 td_list_hc; - td_t *td_rev = NULL; - td_t *td_list = NULL; - urb_priv_t *lurb_priv = NULL; - - td_list_hc = m32_swap (ohci->hcca->done_head) & 0xfffffff0; - ohci->hcca->done_head = 0; - - while (td_list_hc) { - td_list = (td_t *)td_list_hc; - - if (TD_CC_GET (m32_swap (td_list->hwINFO))) { - lurb_priv = &urb_priv; - dbg(" USB-error/status: %x : %p", - TD_CC_GET (m32_swap (td_list->hwINFO)), td_list); - if (td_list->ed->hwHeadP & m32_swap (0x1)) { - if (lurb_priv && ((td_list->index + 1) < lurb_priv->length)) { - td_list->ed->hwHeadP = - (lurb_priv->td[lurb_priv->length - 1]->hwNextTD & m32_swap (0xfffffff0)) | - (td_list->ed->hwHeadP & m32_swap (0x2)); - lurb_priv->td_cnt += lurb_priv->length - td_list->index - 1; - } else - td_list->ed->hwHeadP &= m32_swap (0xfffffff2); - } - } - - td_list->next_dl_td = td_rev; - td_rev = td_list; - td_list_hc = m32_swap (td_list->hwNextTD) & 0xfffffff0; - } - return td_list; -} - -/*-------------------------------------------------------------------------*/ - -/* td done list */ -static int dl_done_list (ohci_t *ohci, td_t *td_list) -{ - td_t *td_list_next = NULL; - ed_t *ed; - int cc = 0; - int stat = 0; - /* urb_t *urb; */ - urb_priv_t *lurb_priv; - __u32 tdINFO, edHeadP, edTailP; - - while (td_list) { - td_list_next = td_list->next_dl_td; - - lurb_priv = &urb_priv; - tdINFO = m32_swap (td_list->hwINFO); - - ed = td_list->ed; - - dl_transfer_length(td_list); - - /* error code of transfer */ - cc = TD_CC_GET (tdINFO); - if (cc != 0) { - dbg("ConditionCode %#x", cc); - stat = cc_to_error[cc]; - } - - if (ed->state != ED_NEW) { - edHeadP = m32_swap (ed->hwHeadP) & 0xfffffff0; - edTailP = m32_swap (ed->hwTailP); - - /* unlink eds if they are not busy */ - if ((edHeadP == edTailP) && (ed->state == ED_OPER)) - ep_unlink (ohci, ed); - } - - td_list = td_list_next; - } - return stat; -} - -/*-------------------------------------------------------------------------* - * Virtual Root Hub - *-------------------------------------------------------------------------*/ - -/* Device descriptor */ -static __u8 root_hub_dev_des[] = -{ - 0x12, /* __u8 bLength; */ - 0x01, /* __u8 bDescriptorType; Device */ - 0x10, /* __u16 bcdUSB; v1.1 */ - 0x01, - 0x09, /* __u8 bDeviceClass; HUB_CLASSCODE */ - 0x00, /* __u8 bDeviceSubClass; */ - 0x00, /* __u8 bDeviceProtocol; */ - 0x08, /* __u8 bMaxPacketSize0; 8 Bytes */ - 0x00, /* __u16 idVendor; */ - 0x00, - 0x00, /* __u16 idProduct; */ - 0x00, - 0x00, /* __u16 bcdDevice; */ - 0x00, - 0x00, /* __u8 iManufacturer; */ - 0x01, /* __u8 iProduct; */ - 0x00, /* __u8 iSerialNumber; */ - 0x01 /* __u8 bNumConfigurations; */ -}; - - -/* Configuration descriptor */ -static __u8 root_hub_config_des[] = -{ - 0x09, /* __u8 bLength; */ - 0x02, /* __u8 bDescriptorType; Configuration */ - 0x19, /* __u16 wTotalLength; */ - 0x00, - 0x01, /* __u8 bNumInterfaces; */ - 0x01, /* __u8 bConfigurationValue; */ - 0x00, /* __u8 iConfiguration; */ - 0x40, /* __u8 bmAttributes; - Bit 7: Bus-powered, 6: Self-powered, 5 Remote-wakwup, 4..0: resvd */ - 0x00, /* __u8 MaxPower; */ - - /* interface */ - 0x09, /* __u8 if_bLength; */ - 0x04, /* __u8 if_bDescriptorType; Interface */ - 0x00, /* __u8 if_bInterfaceNumber; */ - 0x00, /* __u8 if_bAlternateSetting; */ - 0x01, /* __u8 if_bNumEndpoints; */ - 0x09, /* __u8 if_bInterfaceClass; HUB_CLASSCODE */ - 0x00, /* __u8 if_bInterfaceSubClass; */ - 0x00, /* __u8 if_bInterfaceProtocol; */ - 0x00, /* __u8 if_iInterface; */ - - /* endpoint */ - 0x07, /* __u8 ep_bLength; */ - 0x05, /* __u8 ep_bDescriptorType; Endpoint */ - 0x81, /* __u8 ep_bEndpointAddress; IN Endpoint 1 */ - 0x03, /* __u8 ep_bmAttributes; Interrupt */ - 0x02, /* __u16 ep_wMaxPacketSize; ((MAX_ROOT_PORTS + 1) / 8 */ - 0x00, - 0xff /* __u8 ep_bInterval; 255 ms */ -}; - -static unsigned char root_hub_str_index0[] = -{ - 0x04, /* __u8 bLength; */ - 0x03, /* __u8 bDescriptorType; String-descriptor */ - 0x09, /* __u8 lang ID */ - 0x04, /* __u8 lang ID */ -}; - -static unsigned char root_hub_str_index1[] = -{ - 28, /* __u8 bLength; */ - 0x03, /* __u8 bDescriptorType; String-descriptor */ - 'O', /* __u8 Unicode */ - 0, /* __u8 Unicode */ - 'H', /* __u8 Unicode */ - 0, /* __u8 Unicode */ - 'C', /* __u8 Unicode */ - 0, /* __u8 Unicode */ - 'I', /* __u8 Unicode */ - 0, /* __u8 Unicode */ - ' ', /* __u8 Unicode */ - 0, /* __u8 Unicode */ - 'R', /* __u8 Unicode */ - 0, /* __u8 Unicode */ - 'o', /* __u8 Unicode */ - 0, /* __u8 Unicode */ - 'o', /* __u8 Unicode */ - 0, /* __u8 Unicode */ - 't', /* __u8 Unicode */ - 0, /* __u8 Unicode */ - ' ', /* __u8 Unicode */ - 0, /* __u8 Unicode */ - 'H', /* __u8 Unicode */ - 0, /* __u8 Unicode */ - 'u', /* __u8 Unicode */ - 0, /* __u8 Unicode */ - 'b', /* __u8 Unicode */ - 0, /* __u8 Unicode */ -}; - -/* Hub class-specific descriptor is constructed dynamically */ - - -/*-------------------------------------------------------------------------*/ - -#define OK(x) len = (x); break -#ifdef DEBUG -#define WR_RH_STAT(x) {info("WR:status %#8x", (x));writel((x), &gohci.regs->roothub.status);} -#define WR_RH_PORTSTAT(x) {info("WR:portstatus[%d] %#8x", wIndex-1, (x));writel((x), &gohci.regs->roothub.portstatus[wIndex-1]);} -#else -#define WR_RH_STAT(x) writel((x), &gohci.regs->roothub.status) -#define WR_RH_PORTSTAT(x) writel((x), &gohci.regs->roothub.portstatus[wIndex-1]) -#endif -#define RD_RH_STAT roothub_status(&gohci) -#define RD_RH_PORTSTAT roothub_portstatus(&gohci,wIndex-1) - -/* request to virtual root hub */ - -int rh_check_port_status(ohci_t *controller) -{ - __u32 temp, ndp, i; - int res; - - res = -1; - temp = roothub_a (controller); - ndp = (temp & RH_A_NDP); - for (i = 0; i < ndp; i++) { - temp = roothub_portstatus (controller, i); - /* check for a device disconnect */ - if (((temp & (RH_PS_PESC | RH_PS_CSC)) == - (RH_PS_PESC | RH_PS_CSC)) && - ((temp & RH_PS_CCS) == 0)) { - res = i; - break; - } - } - return res; -} - -static int ohci_submit_rh_msg(struct usb_device *dev, unsigned long pipe, - void *buffer, int transfer_len, struct devrequest *cmd) -{ - void * data = buffer; - int leni = transfer_len; - int len = 0; - int stat = 0; - __u32 datab[4]; - __u8 *data_buf = (__u8 *)datab; - __u16 bmRType_bReq; - __u16 wValue; - __u16 wIndex; - __u16 wLength; - -#ifdef DEBUG -urb_priv.actual_length = 0; -pkt_print(dev, pipe, buffer, transfer_len, cmd, "SUB(rh)", usb_pipein(pipe)); -#else - wait_ms(1); -#endif - if ((pipe & PIPE_INTERRUPT) == PIPE_INTERRUPT) { - info("Root-Hub submit IRQ: NOT implemented"); - return 0; - } - - bmRType_bReq = cmd->requesttype | (cmd->request << 8); - wValue = m16_swap (cmd->value); - wIndex = m16_swap (cmd->index); - wLength = m16_swap (cmd->length); - - info("Root-Hub: adr: %2x cmd(%1x): %08x %04x %04x %04x", - dev->devnum, 8, bmRType_bReq, wValue, wIndex, wLength); - - switch (bmRType_bReq) { - /* Request Destination: - without flags: Device, - RH_INTERFACE: interface, - RH_ENDPOINT: endpoint, - RH_CLASS means HUB here, - RH_OTHER | RH_CLASS almost ever means HUB_PORT here - */ - - case RH_GET_STATUS: - *(__u16 *) data_buf = m16_swap (1); OK (2); - case RH_GET_STATUS | RH_INTERFACE: - *(__u16 *) data_buf = m16_swap (0); OK (2); - case RH_GET_STATUS | RH_ENDPOINT: - *(__u16 *) data_buf = m16_swap (0); OK (2); - case RH_GET_STATUS | RH_CLASS: - *(__u32 *) data_buf = m32_swap ( - RD_RH_STAT & ~(RH_HS_CRWE | RH_HS_DRWE)); - OK (4); - case RH_GET_STATUS | RH_OTHER | RH_CLASS: - *(__u32 *) data_buf = m32_swap (RD_RH_PORTSTAT); OK (4); - - case RH_CLEAR_FEATURE | RH_ENDPOINT: - switch (wValue) { - case (RH_ENDPOINT_STALL): OK (0); - } - break; - - case RH_CLEAR_FEATURE | RH_CLASS: - switch (wValue) { - case RH_C_HUB_LOCAL_POWER: - OK(0); - case (RH_C_HUB_OVER_CURRENT): - WR_RH_STAT(RH_HS_OCIC); OK (0); - } - break; - - case RH_CLEAR_FEATURE | RH_OTHER | RH_CLASS: - switch (wValue) { - case (RH_PORT_ENABLE): - WR_RH_PORTSTAT (RH_PS_CCS ); OK (0); - case (RH_PORT_SUSPEND): - WR_RH_PORTSTAT (RH_PS_POCI); OK (0); - case (RH_PORT_POWER): - WR_RH_PORTSTAT (RH_PS_LSDA); OK (0); - case (RH_C_PORT_CONNECTION): - WR_RH_PORTSTAT (RH_PS_CSC ); OK (0); - case (RH_C_PORT_ENABLE): - WR_RH_PORTSTAT (RH_PS_PESC); OK (0); - case (RH_C_PORT_SUSPEND): - WR_RH_PORTSTAT (RH_PS_PSSC); OK (0); - case (RH_C_PORT_OVER_CURRENT): - WR_RH_PORTSTAT (RH_PS_OCIC); OK (0); - case (RH_C_PORT_RESET): - WR_RH_PORTSTAT (RH_PS_PRSC); OK (0); - } - break; - - case RH_SET_FEATURE | RH_OTHER | RH_CLASS: - switch (wValue) { - case (RH_PORT_SUSPEND): - WR_RH_PORTSTAT (RH_PS_PSS ); OK (0); - case (RH_PORT_RESET): /* BUG IN HUP CODE *********/ - if (RD_RH_PORTSTAT & RH_PS_CCS) - WR_RH_PORTSTAT (RH_PS_PRS); - OK (0); - case (RH_PORT_POWER): - WR_RH_PORTSTAT (RH_PS_PPS ); OK (0); - case (RH_PORT_ENABLE): /* BUG IN HUP CODE *********/ - if (RD_RH_PORTSTAT & RH_PS_CCS) - WR_RH_PORTSTAT (RH_PS_PES ); - OK (0); - } - break; - - case RH_SET_ADDRESS: gohci.rh.devnum = wValue; OK(0); - - case RH_GET_DESCRIPTOR: - switch ((wValue & 0xff00) >> 8) { - case (0x01): /* device descriptor */ - len = min_t(unsigned int, - leni, - min_t(unsigned int, - sizeof (root_hub_dev_des), - wLength)); - data_buf = root_hub_dev_des; OK(len); - case (0x02): /* configuration descriptor */ - len = min_t(unsigned int, - leni, - min_t(unsigned int, - sizeof (root_hub_config_des), - wLength)); - data_buf = root_hub_config_des; OK(len); - case (0x03): /* string descriptors */ - if(wValue==0x0300) { - len = min_t(unsigned int, - leni, - min_t(unsigned int, - sizeof (root_hub_str_index0), - wLength)); - data_buf = root_hub_str_index0; - OK(len); - } - if(wValue==0x0301) { - len = min_t(unsigned int, - leni, - min_t(unsigned int, - sizeof (root_hub_str_index1), - wLength)); - data_buf = root_hub_str_index1; - OK(len); - } - default: - stat = USB_ST_STALLED; - } - break; - - case RH_GET_DESCRIPTOR | RH_CLASS: - { - __u32 temp = roothub_a (&gohci); - - data_buf [0] = 9; /* min length; */ - data_buf [1] = 0x29; - data_buf [2] = temp & RH_A_NDP; - data_buf [3] = 0; - if (temp & RH_A_PSM) /* per-port power switching? */ - data_buf [3] |= 0x1; - if (temp & RH_A_NOCP) /* no overcurrent reporting? */ - data_buf [3] |= 0x10; - else if (temp & RH_A_OCPM) /* per-port overcurrent reporting? */ - data_buf [3] |= 0x8; - - /* corresponds to data_buf[4-7] */ - datab [1] = 0; - data_buf [5] = (temp & RH_A_POTPGT) >> 24; - temp = roothub_b (&gohci); - data_buf [7] = temp & RH_B_DR; - if (data_buf [2] < 7) { - data_buf [8] = 0xff; - } else { - data_buf [0] += 2; - data_buf [8] = (temp & RH_B_DR) >> 8; - data_buf [10] = data_buf [9] = 0xff; - } - - len = min_t(unsigned int, leni, - min_t(unsigned int, data_buf [0], wLength)); - OK (len); - } - - case RH_GET_CONFIGURATION: *(__u8 *) data_buf = 0x01; OK (1); - - case RH_SET_CONFIGURATION: WR_RH_STAT (0x10000); OK (0); - - default: - dbg ("unsupported root hub command"); - stat = USB_ST_STALLED; - } - -#ifdef DEBUG - ohci_dump_roothub (&gohci, 1); -#else - wait_ms(1); -#endif - - len = min_t(int, len, leni); - if (data != data_buf) - memcpy (data, data_buf, len); - dev->act_len = len; - dev->status = stat; - -#ifdef DEBUG - if (transfer_len) - urb_priv.actual_length = transfer_len; - pkt_print(dev, pipe, buffer, transfer_len, cmd, "RET(rh)", 0/*usb_pipein(pipe)*/); -#else - wait_ms(1); -#endif - - return stat; -} - -/*-------------------------------------------------------------------------*/ - -/* common code for handling submit messages - used for all but root hub */ -/* accesses. */ -int submit_common_msg(struct usb_device *dev, unsigned long pipe, void *buffer, - int transfer_len, struct devrequest *setup, int interval) -{ - int stat = 0; - int maxsize = usb_maxpacket(dev, pipe); - int timeout; - - /* device pulled? Shortcut the action. */ - if (devgone == dev) { - dev->status = USB_ST_CRC_ERR; - return 0; - } - -#ifdef DEBUG - urb_priv.actual_length = 0; - pkt_print(dev, pipe, buffer, transfer_len, setup, "SUB", usb_pipein(pipe)); -#else - wait_ms(1); -#endif - if (!maxsize) { - err("submit_common_message: pipesize for pipe %lx is zero", - pipe); - return -1; - } - - if (sohci_submit_job(dev, pipe, buffer, transfer_len, setup, interval) < 0) { - err("sohci_submit_job failed"); - return -1; - } - - wait_ms(10); - /* ohci_dump_status(&gohci); */ - - /* allow more time for a BULK device to react - some are slow */ -#define BULK_TO 5000 /* timeout in milliseconds */ - if (usb_pipetype (pipe) == PIPE_BULK) - timeout = BULK_TO; - else - timeout = 100; - - timeout *= 4; - /* wait for it to complete */ - for (;;) { - /* check whether the controller is done */ - stat = hc_interrupt(); - if (stat < 0) { - stat = USB_ST_CRC_ERR; - break; - } - if (stat >= 0 && stat != 0xff) { - /* 0xff is returned for an SF-interrupt */ - break; - } - if (--timeout) { - udelay(250); /* wait_ms(1); */ - } else { - err("CTL:TIMEOUT "); - stat = USB_ST_CRC_ERR; - break; - } - } - /* we got an Root Hub Status Change interrupt */ - if (got_rhsc) { -#ifdef DEBUG - ohci_dump_roothub (&gohci, 1); -#endif - got_rhsc = 0; - /* abuse timeout */ - timeout = rh_check_port_status(&gohci); - if (timeout >= 0) { -#if 0 /* this does nothing useful, but leave it here in case that changes */ - /* the called routine adds 1 to the passed value */ - usb_hub_port_connect_change(gohci.rh.dev, timeout - 1); -#endif - /* - * XXX - * This is potentially dangerous because it assumes - * that only one device is ever plugged in! - */ - devgone = dev; - } - } - - dev->status = stat; - dev->act_len = transfer_len; - -#ifdef DEBUG - pkt_print(dev, pipe, buffer, transfer_len, setup, "RET(ctlr)", usb_pipein(pipe)); -#else - wait_ms(1); -#endif - - /* free TDs in urb_priv */ - urb_free_priv (&urb_priv); - return 0; -} - -/* submit routines called from usb.c */ -int submit_bulk_msg(struct usb_device *dev, unsigned long pipe, void *buffer, - int transfer_len) -{ - info("submit_bulk_msg"); - return submit_common_msg(dev, pipe, buffer, transfer_len, NULL, 0); -} - -int submit_control_msg(struct usb_device *dev, unsigned long pipe, void *buffer, - int transfer_len, struct devrequest *setup) -{ - int maxsize = usb_maxpacket(dev, pipe); - - info("submit_control_msg"); -#ifdef DEBUG - urb_priv.actual_length = 0; - pkt_print(dev, pipe, buffer, transfer_len, setup, "SUB", usb_pipein(pipe)); -#else - wait_ms(1); -#endif - if (!maxsize) { - err("submit_control_message: pipesize for pipe %lx is zero", - pipe); - return -1; - } - if (((pipe >> 8) & 0x7f) == gohci.rh.devnum) { - gohci.rh.dev = dev; - /* root hub - redirect */ - return ohci_submit_rh_msg(dev, pipe, buffer, transfer_len, - setup); - } - - return submit_common_msg(dev, pipe, buffer, transfer_len, setup, 0); -} - -int submit_int_msg(struct usb_device *dev, unsigned long pipe, void *buffer, - int transfer_len, int interval) -{ - info("submit_int_msg"); - return -1; -} - -/*-------------------------------------------------------------------------* - * HC functions - *-------------------------------------------------------------------------*/ - -/* reset the HC and BUS */ - -static int hc_reset (ohci_t *ohci) -{ - int timeout = 30; - int smm_timeout = 50; /* 0,5 sec */ - - if (readl (&ohci->regs->control) & OHCI_CTRL_IR) { /* SMM owns the HC */ - writel (OHCI_OCR, &ohci->regs->cmdstatus); /* request ownership */ - info("USB HC TakeOver from SMM"); - while (readl (&ohci->regs->control) & OHCI_CTRL_IR) { - wait_ms (10); - if (--smm_timeout == 0) { - err("USB HC TakeOver failed!"); - return -1; - } - } - } - - /* Disable HC interrupts */ - writel (OHCI_INTR_MIE, &ohci->regs->intrdisable); - - dbg("USB HC reset_hc usb-%s: ctrl = 0x%X ;", - ohci->slot_name, - readl (&ohci->regs->control)); - - /* Reset USB (needed by some controllers) */ - writel (0, &ohci->regs->control); - - /* HC Reset requires max 10 us delay */ - writel (OHCI_HCR, &ohci->regs->cmdstatus); - while ((readl (&ohci->regs->cmdstatus) & OHCI_HCR) != 0) { - if (--timeout == 0) { - err("USB HC reset timed out!"); - return -1; - } - udelay (1); - } - return 0; -} - -/*-------------------------------------------------------------------------*/ - -/* Start an OHCI controller, set the BUS operational - * enable interrupts - * connect the virtual root hub */ - -static int hc_start (ohci_t * ohci) -{ - __u32 mask; - unsigned int fminterval; - - ohci->disabled = 1; - - /* Tell the controller where the control and bulk lists are - * The lists are empty now. */ - - writel (0, &ohci->regs->ed_controlhead); - writel (0, &ohci->regs->ed_bulkhead); - - writel ((__u32)ohci->hcca, &ohci->regs->hcca); /* a reset clears this */ - - fminterval = 0x2edf; - writel ((fminterval * 9) / 10, &ohci->regs->periodicstart); - fminterval |= ((((fminterval - 210) * 6) / 7) << 16); - writel (fminterval, &ohci->regs->fminterval); - writel (0x628, &ohci->regs->lsthresh); - - /* start controller operations */ - ohci->hc_control = OHCI_CONTROL_INIT | OHCI_USB_OPER; - ohci->disabled = 0; - writel (ohci->hc_control, &ohci->regs->control); - - /* disable all interrupts */ - mask = (OHCI_INTR_SO | OHCI_INTR_WDH | OHCI_INTR_SF | OHCI_INTR_RD | - OHCI_INTR_UE | OHCI_INTR_FNO | OHCI_INTR_RHSC | - OHCI_INTR_OC | OHCI_INTR_MIE); - writel (mask, &ohci->regs->intrdisable); - /* clear all interrupts */ - mask &= ~OHCI_INTR_MIE; - writel (mask, &ohci->regs->intrstatus); - /* Choose the interrupts we care about now - but w/o MIE */ - mask = OHCI_INTR_RHSC | OHCI_INTR_UE | OHCI_INTR_WDH | OHCI_INTR_SO; - writel (mask, &ohci->regs->intrenable); - -#ifdef OHCI_USE_NPS - /* required for AMD-756 and some Mac platforms */ - writel ((roothub_a (ohci) | RH_A_NPS) & ~RH_A_PSM, - &ohci->regs->roothub.a); - writel (RH_HS_LPSC, &ohci->regs->roothub.status); -#endif /* OHCI_USE_NPS */ - -#define mdelay(n) ({unsigned long msec=(n); while (msec--) udelay(1000);}) - /* POTPGT delay is bits 24-31, in 2 ms units. */ - mdelay ((roothub_a (ohci) >> 23) & 0x1fe); - - /* connect the virtual root hub */ - ohci->rh.devnum = 0; - - return 0; -} - -/*-------------------------------------------------------------------------*/ - -/* an interrupt happens */ - -static int -hc_interrupt (void) -{ - ohci_t *ohci = &gohci; - struct ohci_regs *regs = ohci->regs; - int ints; - int stat = -1; - - if ((ohci->hcca->done_head != 0) && !(m32_swap (ohci->hcca->done_head) & 0x01)) { - ints = OHCI_INTR_WDH; - } else { - ints = readl (®s->intrstatus); - } - - /* dbg("Interrupt: %x frame: %x", ints, le16_to_cpu (ohci->hcca->frame_no)); */ - - if (ints & OHCI_INTR_RHSC) { - got_rhsc = 1; - } - - if (ints & OHCI_INTR_UE) { - ohci->disabled++; - err ("OHCI Unrecoverable Error, controller usb-%s disabled", - ohci->slot_name); - /* e.g. due to PCI Master/Target Abort */ - -#ifdef DEBUG - ohci_dump (ohci, 1); -#else - wait_ms(1); -#endif - /* FIXME: be optimistic, hope that bug won't repeat often. */ - /* Make some non-interrupt context restart the controller. */ - /* Count and limit the retries though; either hardware or */ - /* software errors can go forever... */ - hc_reset (ohci); - return -1; - } - - if (ints & OHCI_INTR_WDH) { - wait_ms(1); - writel (OHCI_INTR_WDH, ®s->intrdisable); - stat = dl_done_list (&gohci, dl_reverse_done_list (&gohci)); - writel (OHCI_INTR_WDH, ®s->intrenable); - } - - if (ints & OHCI_INTR_SO) { - dbg("USB Schedule overrun\n"); - writel (OHCI_INTR_SO, ®s->intrenable); - stat = -1; - } - - /* FIXME: this assumes SOF (1/ms) interrupts don't get lost... */ - if (ints & OHCI_INTR_SF) { - unsigned int frame = m16_swap (ohci->hcca->frame_no) & 1; - wait_ms(1); - writel (OHCI_INTR_SF, ®s->intrdisable); - if (ohci->ed_rm_list[frame] != NULL) - writel (OHCI_INTR_SF, ®s->intrenable); - stat = 0xff; - } - - writel (ints, ®s->intrstatus); - return stat; -} - -/*-------------------------------------------------------------------------*/ - -/*-------------------------------------------------------------------------*/ - -/* De-allocate all resources.. */ - -static void hc_release_ohci (ohci_t *ohci) -{ - dbg ("USB HC release ohci usb-%s", ohci->slot_name); - - if (!ohci->disabled) - hc_reset (ohci); -} - -/*-------------------------------------------------------------------------*/ - -#define __read_32bit_c0_register(source, sel) \ -({ int __res; \ - if (sel == 0) \ - __asm__ __volatile__( \ - "mfc0\t%0, " #source "\n\t" \ - : "=r" (__res)); \ - else \ - __asm__ __volatile__( \ - ".set\tmips32\n\t" \ - "mfc0\t%0, " #source ", " #sel "\n\t" \ - ".set\tmips0\n\t" \ - : "=r" (__res)); \ - __res; \ -}) - -#define read_c0_prid() __read_32bit_c0_register($15, 0) - -/* - * low level initalisation routine, called from usb.c - */ -static char ohci_inited = 0; - -int usb_lowlevel_init(void) -{ - u32 pin_func; - u32 sys_freqctrl, sys_clksrc; - u32 prid = read_c0_prid(); - - dbg("in usb_lowlevel_init\n"); - - /* zero and disable FREQ2 */ - sys_freqctrl = au_readl(SYS_FREQCTRL0); - sys_freqctrl &= ~0xFFF00000; - au_writel(sys_freqctrl, SYS_FREQCTRL0); - - /* zero and disable USBH/USBD clocks */ - sys_clksrc = au_readl(SYS_CLKSRC); - sys_clksrc &= ~0x00007FE0; - au_writel(sys_clksrc, SYS_CLKSRC); - - sys_freqctrl = au_readl(SYS_FREQCTRL0); - sys_freqctrl &= ~0xFFF00000; - - sys_clksrc = au_readl(SYS_CLKSRC); - sys_clksrc &= ~0x00007FE0; - - switch (prid & 0x000000FF) { - case 0x00: /* DA */ - case 0x01: /* HA */ - case 0x02: /* HB */ - /* CPU core freq to 48MHz to slow it way down... */ - au_writel(4, SYS_CPUPLL); - - /* - * Setup 48MHz FREQ2 from CPUPLL for USB Host - */ - /* FRDIV2=3 -> div by 8 of 384MHz -> 48MHz */ - sys_freqctrl |= ((3<<22) | (1<<21) | (0<<20)); - au_writel(sys_freqctrl, SYS_FREQCTRL0); - - /* CPU core freq to 384MHz */ - au_writel(0x20, SYS_CPUPLL); - - printf("Au1000: 48MHz OHCI workaround enabled\n"); - break; - - default: /* HC and newer */ - /* FREQ2 = aux/2 = 48 MHz */ - sys_freqctrl |= ((0<<22) | (1<<21) | (1<<20)); - au_writel(sys_freqctrl, SYS_FREQCTRL0); - break; - } - - /* - * Route 48MHz FREQ2 into USB Host and/or Device - */ - sys_clksrc |= ((4<<12) | (0<<11) | (0<<10)); - au_writel(sys_clksrc, SYS_CLKSRC); - - /* configure pins GPIO[14:9] as GPIO */ - pin_func = au_readl(SYS_PINFUNC) & (u32)(~0x8080); - - au_writel(pin_func, SYS_PINFUNC); - au_writel(0x2800, SYS_TRIOUTCLR); - au_writel(0x0030, SYS_OUTPUTCLR); - - dbg("OHCI board setup complete\n"); - - /* enable host controller */ - au_writel(USBH_ENABLE_CE, USB_HOST_CONFIG); - udelay(1000); - au_writel(USBH_ENABLE_INIT, USB_HOST_CONFIG); - udelay(1000); - - /* wait for reset complete (read register twice; see au1500 errata) */ - while (au_readl(USB_HOST_CONFIG), - !(au_readl(USB_HOST_CONFIG) & USBH_ENABLE_RD)) - udelay(1000); - - dbg("OHCI clock running\n"); - - memset (&gohci, 0, sizeof (ohci_t)); - memset (&urb_priv, 0, sizeof (urb_priv_t)); - - /* align the storage */ - if ((__u32)&ghcca[0] & 0xff) { - err("HCCA not aligned!!"); - return -1; - } - phcca = &ghcca[0]; - info("aligned ghcca %p", phcca); - memset(&ohci_dev, 0, sizeof(struct ohci_device)); - if ((__u32)&ohci_dev.ed[0] & 0x7) { - err("EDs not aligned!!"); - return -1; - } - memset(gtd, 0, sizeof(td_t) * (NUM_TD + 1)); - if ((__u32)gtd & 0x7) { - err("TDs not aligned!!"); - return -1; - } - ptd = gtd; - gohci.hcca = phcca; - memset (phcca, 0, sizeof (struct ohci_hcca)); - - gohci.disabled = 1; - gohci.sleeping = 0; - gohci.irq = -1; - gohci.regs = (struct ohci_regs *)(USB_OHCI_BASE | 0xA0000000); - - gohci.flags = 0; - gohci.slot_name = "au1x00"; - - dbg("OHCI revision: 0x%08x\n" - " RH: a: 0x%08x b: 0x%08x\n", - readl(&gohci.regs->revision), - readl(&gohci.regs->roothub.a), readl(&gohci.regs->roothub.b)); - - if (hc_reset (&gohci) < 0) - goto errout; - - /* FIXME this is a second HC reset; why?? */ - writel (gohci.hc_control = OHCI_USB_RESET, &gohci.regs->control); - wait_ms (10); - - if (hc_start (&gohci) < 0) - goto errout; - -#ifdef DEBUG - ohci_dump (&gohci, 1); -#else - wait_ms(1); -#endif - ohci_inited = 1; - return 0; - - errout: - err("OHCI initialization error\n"); - hc_release_ohci (&gohci); - /* Initialization failed */ - au_writel(readl(USB_HOST_CONFIG) & ~USBH_ENABLE_CE, USB_HOST_CONFIG); - return -1; -} - -int usb_lowlevel_stop(void) -{ - /* this gets called really early - before the controller has */ - /* even been initialized! */ - if (!ohci_inited) - return 0; - /* TODO release any interrupts, etc. */ - /* call hc_release_ohci() here ? */ - hc_reset (&gohci); - /* may not want to do this */ - /* Disable clock */ - au_writel(readl(USB_HOST_CONFIG) & ~USBH_ENABLE_CE, USB_HOST_CONFIG); - return 0; -} - -#endif /* CONFIG_USB_OHCI */ diff --git a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/au1x00_usb_ohci.h b/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/au1x00_usb_ohci.h deleted file mode 100644 index 4ef06ffde..000000000 --- a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/au1x00_usb_ohci.h +++ /dev/null @@ -1,416 +0,0 @@ -/* - * URB OHCI HCD (Host Controller Driver) for USB. - * - * (C) Copyright 1999 Roman Weissgaerber <weissg@vienna.at> - * (C) Copyright 2000-2001 David Brownell <dbrownell@users.sourceforge.net> - * - * usb-ohci.h - */ - - -static int cc_to_error[16] = { - -/* mapping of the OHCI CC status to error codes */ - /* No Error */ 0, - /* CRC Error */ USB_ST_CRC_ERR, - /* Bit Stuff */ USB_ST_BIT_ERR, - /* Data Togg */ USB_ST_CRC_ERR, - /* Stall */ USB_ST_STALLED, - /* DevNotResp */ -1, - /* PIDCheck */ USB_ST_BIT_ERR, - /* UnExpPID */ USB_ST_BIT_ERR, - /* DataOver */ USB_ST_BUF_ERR, - /* DataUnder */ USB_ST_BUF_ERR, - /* reservd */ -1, - /* reservd */ -1, - /* BufferOver */ USB_ST_BUF_ERR, - /* BuffUnder */ USB_ST_BUF_ERR, - /* Not Access */ -1, - /* Not Access */ -1 -}; - -/* ED States */ - -#define ED_NEW 0x00 -#define ED_UNLINK 0x01 -#define ED_OPER 0x02 -#define ED_DEL 0x04 -#define ED_URB_DEL 0x08 - -/* usb_ohci_ed */ -struct ed { - __u32 hwINFO; - __u32 hwTailP; - __u32 hwHeadP; - __u32 hwNextED; - - struct ed *ed_prev; - __u8 int_period; - __u8 int_branch; - __u8 int_load; - __u8 int_interval; - __u8 state; - __u8 type; - __u16 last_iso; - struct ed *ed_rm_list; - - struct usb_device *usb_dev; - __u32 unused[3]; -} __attribute((aligned(16))); -typedef struct ed ed_t; - - -/* TD info field */ -#define TD_CC 0xf0000000 -#define TD_CC_GET(td_p) ((td_p >>28) & 0x0f) -#define TD_CC_SET(td_p, cc) (td_p) = ((td_p) & 0x0fffffff) | (((cc) & 0x0f) << 28) -#define TD_EC 0x0C000000 -#define TD_T 0x03000000 -#define TD_T_DATA0 0x02000000 -#define TD_T_DATA1 0x03000000 -#define TD_T_TOGGLE 0x00000000 -#define TD_R 0x00040000 -#define TD_DI 0x00E00000 -#define TD_DI_SET(X) (((X) & 0x07)<< 21) -#define TD_DP 0x00180000 -#define TD_DP_SETUP 0x00000000 -#define TD_DP_IN 0x00100000 -#define TD_DP_OUT 0x00080000 - -#define TD_ISO 0x00010000 -#define TD_DEL 0x00020000 - -/* CC Codes */ -#define TD_CC_NOERROR 0x00 -#define TD_CC_CRC 0x01 -#define TD_CC_BITSTUFFING 0x02 -#define TD_CC_DATATOGGLEM 0x03 -#define TD_CC_STALL 0x04 -#define TD_DEVNOTRESP 0x05 -#define TD_PIDCHECKFAIL 0x06 -#define TD_UNEXPECTEDPID 0x07 -#define TD_DATAOVERRUN 0x08 -#define TD_DATAUNDERRUN 0x09 -#define TD_BUFFEROVERRUN 0x0C -#define TD_BUFFERUNDERRUN 0x0D -#define TD_NOTACCESSED 0x0F - - -#define MAXPSW 1 - -struct td { - __u32 hwINFO; - __u32 hwCBP; /* Current Buffer Pointer */ - __u32 hwNextTD; /* Next TD Pointer */ - __u32 hwBE; /* Memory Buffer End Pointer */ - - __u16 hwPSW[MAXPSW]; - __u8 unused; - __u8 index; - struct ed *ed; - struct td *next_dl_td; - struct usb_device *usb_dev; - int transfer_len; - __u32 data; - - __u32 unused2[2]; -} __attribute((aligned(32))); -typedef struct td td_t; - -#define OHCI_ED_SKIP (1 << 14) - -/* - * The HCCA (Host Controller Communications Area) is a 256 byte - * structure defined in the OHCI spec. that the host controller is - * told the base address of. It must be 256-byte aligned. - */ - -#define NUM_INTS 32 /* part of the OHCI standard */ -struct ohci_hcca { - __u32 int_table[NUM_INTS]; /* Interrupt ED table */ - __u16 frame_no; /* current frame number */ - __u16 pad1; /* set to 0 on each frame_no change */ - __u32 done_head; /* info returned for an interrupt */ - u8 reserved_for_hc[116]; -} __attribute((aligned(256))); - - -/* - * Maximum number of root hub ports. - */ -#define MAX_ROOT_PORTS 15 /* maximum OHCI root hub ports */ - -/* - * This is the structure of the OHCI controller's memory mapped I/O - * region. This is Memory Mapped I/O. You must use the readl() and - * writel() macros defined in asm/io.h to access these!! - */ -struct ohci_regs { - /* control and status registers */ - __u32 revision; - __u32 control; - __u32 cmdstatus; - __u32 intrstatus; - __u32 intrenable; - __u32 intrdisable; - /* memory pointers */ - __u32 hcca; - __u32 ed_periodcurrent; - __u32 ed_controlhead; - __u32 ed_controlcurrent; - __u32 ed_bulkhead; - __u32 ed_bulkcurrent; - __u32 donehead; - /* frame counters */ - __u32 fminterval; - __u32 fmremaining; - __u32 fmnumber; - __u32 periodicstart; - __u32 lsthresh; - /* Root hub ports */ - struct ohci_roothub_regs { - __u32 a; - __u32 b; - __u32 status; - __u32 portstatus[MAX_ROOT_PORTS]; - } roothub; -} __attribute((aligned(32))); - - -/* OHCI CONTROL AND STATUS REGISTER MASKS */ - -/* - * HcControl (control) register masks - */ -#define OHCI_CTRL_CBSR (3 << 0) /* control/bulk service ratio */ -#define OHCI_CTRL_PLE (1 << 2) /* periodic list enable */ -#define OHCI_CTRL_IE (1 << 3) /* isochronous enable */ -#define OHCI_CTRL_CLE (1 << 4) /* control list enable */ -#define OHCI_CTRL_BLE (1 << 5) /* bulk list enable */ -#define OHCI_CTRL_HCFS (3 << 6) /* host controller functional state */ -#define OHCI_CTRL_IR (1 << 8) /* interrupt routing */ -#define OHCI_CTRL_RWC (1 << 9) /* remote wakeup connected */ -#define OHCI_CTRL_RWE (1 << 10) /* remote wakeup enable */ - -/* pre-shifted values for HCFS */ -# define OHCI_USB_RESET (0 << 6) -# define OHCI_USB_RESUME (1 << 6) -# define OHCI_USB_OPER (2 << 6) -# define OHCI_USB_SUSPEND (3 << 6) - -/* - * HcCommandStatus (cmdstatus) register masks - */ -#define OHCI_HCR (1 << 0) /* host controller reset */ -#define OHCI_CLF (1 << 1) /* control list filled */ -#define OHCI_BLF (1 << 2) /* bulk list filled */ -#define OHCI_OCR (1 << 3) /* ownership change request */ -#define OHCI_SOC (3 << 16) /* scheduling overrun count */ - -/* - * masks used with interrupt registers: - * HcInterruptStatus (intrstatus) - * HcInterruptEnable (intrenable) - * HcInterruptDisable (intrdisable) - */ -#define OHCI_INTR_SO (1 << 0) /* scheduling overrun */ -#define OHCI_INTR_WDH (1 << 1) /* writeback of done_head */ -#define OHCI_INTR_SF (1 << 2) /* start frame */ -#define OHCI_INTR_RD (1 << 3) /* resume detect */ -#define OHCI_INTR_UE (1 << 4) /* unrecoverable error */ -#define OHCI_INTR_FNO (1 << 5) /* frame number overflow */ -#define OHCI_INTR_RHSC (1 << 6) /* root hub status change */ -#define OHCI_INTR_OC (1 << 30) /* ownership change */ -#define OHCI_INTR_MIE (1 << 31) /* master interrupt enable */ - - -/* Virtual Root HUB */ -struct virt_root_hub { - int devnum; /* Address of Root Hub endpoint */ - void *dev; /* was urb */ - void *int_addr; - int send; - int interval; -}; - -/* USB HUB CONSTANTS (not OHCI-specific; see hub.h) */ - -/* destination of request */ -#define RH_INTERFACE 0x01 -#define RH_ENDPOINT 0x02 -#define RH_OTHER 0x03 - -#define RH_CLASS 0x20 -#define RH_VENDOR 0x40 - -/* Requests: bRequest << 8 | bmRequestType */ -#define RH_GET_STATUS 0x0080 -#define RH_CLEAR_FEATURE 0x0100 -#define RH_SET_FEATURE 0x0300 -#define RH_SET_ADDRESS 0x0500 -#define RH_GET_DESCRIPTOR 0x0680 -#define RH_SET_DESCRIPTOR 0x0700 -#define RH_GET_CONFIGURATION 0x0880 -#define RH_SET_CONFIGURATION 0x0900 -#define RH_GET_STATE 0x0280 -#define RH_GET_INTERFACE 0x0A80 -#define RH_SET_INTERFACE 0x0B00 -#define RH_SYNC_FRAME 0x0C80 -/* Our Vendor Specific Request */ -#define RH_SET_EP 0x2000 - - -/* Hub port features */ -#define RH_PORT_CONNECTION 0x00 -#define RH_PORT_ENABLE 0x01 -#define RH_PORT_SUSPEND 0x02 -#define RH_PORT_OVER_CURRENT 0x03 -#define RH_PORT_RESET 0x04 -#define RH_PORT_POWER 0x08 -#define RH_PORT_LOW_SPEED 0x09 - -#define RH_C_PORT_CONNECTION 0x10 -#define RH_C_PORT_ENABLE 0x11 -#define RH_C_PORT_SUSPEND 0x12 -#define RH_C_PORT_OVER_CURRENT 0x13 -#define RH_C_PORT_RESET 0x14 - -/* Hub features */ -#define RH_C_HUB_LOCAL_POWER 0x00 -#define RH_C_HUB_OVER_CURRENT 0x01 - -#define RH_DEVICE_REMOTE_WAKEUP 0x00 -#define RH_ENDPOINT_STALL 0x01 - -#define RH_ACK 0x01 -#define RH_REQ_ERR -1 -#define RH_NACK 0x00 - - -/* OHCI ROOT HUB REGISTER MASKS */ - -/* roothub.portstatus [i] bits */ -#define RH_PS_CCS 0x00000001 /* current connect status */ -#define RH_PS_PES 0x00000002 /* port enable status*/ -#define RH_PS_PSS 0x00000004 /* port suspend status */ -#define RH_PS_POCI 0x00000008 /* port over current indicator */ -#define RH_PS_PRS 0x00000010 /* port reset status */ -#define RH_PS_PPS 0x00000100 /* port power status */ -#define RH_PS_LSDA 0x00000200 /* low speed device attached */ -#define RH_PS_CSC 0x00010000 /* connect status change */ -#define RH_PS_PESC 0x00020000 /* port enable status change */ -#define RH_PS_PSSC 0x00040000 /* port suspend status change */ -#define RH_PS_OCIC 0x00080000 /* over current indicator change */ -#define RH_PS_PRSC 0x00100000 /* port reset status change */ - -/* roothub.status bits */ -#define RH_HS_LPS 0x00000001 /* local power status */ -#define RH_HS_OCI 0x00000002 /* over current indicator */ -#define RH_HS_DRWE 0x00008000 /* device remote wakeup enable */ -#define RH_HS_LPSC 0x00010000 /* local power status change */ -#define RH_HS_OCIC 0x00020000 /* over current indicator change */ -#define RH_HS_CRWE 0x80000000 /* clear remote wakeup enable */ - -/* roothub.b masks */ -#define RH_B_DR 0x0000ffff /* device removable flags */ -#define RH_B_PPCM 0xffff0000 /* port power control mask */ - -/* roothub.a masks */ -#define RH_A_NDP (0xff << 0) /* number of downstream ports */ -#define RH_A_PSM (1 << 8) /* power switching mode */ -#define RH_A_NPS (1 << 9) /* no power switching */ -#define RH_A_DT (1 << 10) /* device type (mbz) */ -#define RH_A_OCPM (1 << 11) /* over current protection mode */ -#define RH_A_NOCP (1 << 12) /* no over current protection */ -#define RH_A_POTPGT (0xff << 24) /* power on to power good time */ - -/* urb */ -#define N_URB_TD 48 -typedef struct -{ - ed_t *ed; - __u16 length; /* number of tds associated with this request */ - __u16 td_cnt; /* number of tds already serviced */ - int state; - unsigned long pipe; - int actual_length; - td_t *td[N_URB_TD]; /* list pointer to all corresponding TDs associated with this request */ -} urb_priv_t; -#define URB_DEL 1 - -/* - * This is the full ohci controller description - * - * Note how the "proper" USB information is just - * a subset of what the full implementation needs. (Linus) - */ - - -typedef struct ohci { - struct ohci_hcca *hcca; /* hcca */ - /*dma_addr_t hcca_dma;*/ - - int irq; - int disabled; /* e.g. got a UE, we're hung */ - int sleeping; - unsigned long flags; /* for HC bugs */ - - struct ohci_regs *regs; /* OHCI controller's memory */ - - ed_t *ed_rm_list[2]; /* lists of all endpoints to be removed */ - ed_t *ed_bulktail; /* last endpoint of bulk list */ - ed_t *ed_controltail; /* last endpoint of control list */ - int intrstatus; - __u32 hc_control; /* copy of the hc control reg */ - struct usb_device *dev[32]; - struct virt_root_hub rh; - - const char *slot_name; -} ohci_t; - -#define NUM_EDS 8 /* num of preallocated endpoint descriptors */ - -struct ohci_device { - ed_t ed[NUM_EDS]; - int ed_cnt; -}; - -/* hcd */ -/* endpoint */ -static int ep_link(ohci_t * ohci, ed_t * ed); -static int ep_unlink(ohci_t * ohci, ed_t * ed); -static ed_t * ep_add_ed(struct usb_device * usb_dev, unsigned long pipe); - -/*-------------------------------------------------------------------------*/ - -/* we need more TDs than EDs */ -#define NUM_TD 64 - -/* +1 so we can align the storage */ -td_t gtd[NUM_TD+1]; -/* pointers to aligned storage */ -td_t *ptd; - -/* TDs ... */ -static inline struct td * -td_alloc (struct usb_device *usb_dev) -{ - int i; - struct td *td; - - td = NULL; - for (i = 0; i < NUM_TD; i++) { - if (ptd[i].usb_dev == NULL) { - td = &ptd[i]; - td->usb_dev = usb_dev; - break; - } - } - return td; -} - -static inline void -ed_free (struct ed *ed) -{ - ed->usb_dev = NULL; -} diff --git a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/cache.S b/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/cache.S deleted file mode 100644 index 9a3978447..000000000 --- a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/cache.S +++ /dev/null @@ -1,278 +0,0 @@ -/* - * Cache-handling routined for MIPS 4K CPUs - * - * Copyright (c) 2003 Wolfgang Denk <wd@denx.de> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - - -#include <config.h> -#include <version.h> -#include <asm/regdef.h> -#include <asm/mipsregs.h> -#include <asm/addrspace.h> -#include <asm/cacheops.h> -#if defined(CONFIG_IFX_MIPS) -# include "ifx_cache.S" -#endif - - /* 16KB is the maximum size of instruction and data caches on - * MIPS 4K. - */ -#define MIPS_MAX_CACHE_SIZE 0x4000 - - -/* - * cacheop macro to automate cache operations - * first some helpers... - */ -#define _mincache(size, maxsize) \ - bltu size,maxsize,9f ; \ - move size,maxsize ; \ -9: - -#define _align(minaddr, maxaddr, linesize) \ - .set noat ; \ - subu AT,linesize,1 ; \ - not AT ; \ - and minaddr,AT ; \ - addu maxaddr,-1 ; \ - and maxaddr,AT ; \ - .set at - -/* general operations */ -#define doop1(op1) \ - cache op1,0(a0) -#define doop2(op1, op2) \ - cache op1,0(a0) ; \ - nop ; \ - cache op2,0(a0) - -/* specials for cache initialisation */ -#define doop1lw(op1) \ - lw zero,0(a0) -#define doop1lw1(op1) \ - cache op1,0(a0) ; \ - lw zero,0(a0) ; \ - cache op1,0(a0) -#define doop121(op1,op2) \ - cache op1,0(a0) ; \ - nop; \ - cache op2,0(a0) ; \ - nop; \ - cache op1,0(a0) - -#define _oploopn(minaddr, maxaddr, linesize, tag, ops) \ - .set noreorder ; \ -10: doop##tag##ops ; \ - bne minaddr,maxaddr,10b ; \ - add minaddr,linesize ; \ - .set reorder - -/* finally the cache operation macros */ -#define vcacheopn(kva, n, cacheSize, cacheLineSize, tag, ops) \ - blez n,11f ; \ - addu n,kva ; \ - _align(kva, n, cacheLineSize) ; \ - _oploopn(kva, n, cacheLineSize, tag, ops) ; \ -11: - -#define icacheopn(kva, n, cacheSize, cacheLineSize, tag, ops) \ - _mincache(n, cacheSize); \ - blez n,11f ; \ - addu n,kva ; \ - _align(kva, n, cacheLineSize) ; \ - _oploopn(kva, n, cacheLineSize, tag, ops) ; \ -11: - -#define vcacheop(kva, n, cacheSize, cacheLineSize, op) \ - vcacheopn(kva, n, cacheSize, cacheLineSize, 1, (op)) - -#define icacheop(kva, n, cacheSize, cacheLineSize, op) \ - icacheopn(kva, n, cacheSize, cacheLineSize, 1, (op)) - -/******************************************************************************* -* -* mips_cache_reset - low level initialisation of the primary caches -* -* This routine initialises the primary caches to ensure that they -* have good parity. It must be called by the ROM before any cached locations -* are used to prevent the possibility of data with bad parity being written to -* memory. -* To initialise the instruction cache it is essential that a source of data -* with good parity is available. This routine -* will initialise an area of memory starting at location zero to be used as -* a source of parity. -* -* RETURNS: N/A -* -*/ - .globl mips_cache_reset - .ent mips_cache_reset -mips_cache_reset: - - li t2, CFG_ICACHE_SIZE - li t3, CFG_DCACHE_SIZE - li t4, CFG_CACHELINE_SIZE - move t5, t4 - - - li v0, MIPS_MAX_CACHE_SIZE - - /* Now clear that much memory starting from zero. - */ - - li a0, KSEG1 - addu a1, a0, v0 - -2: sw zero, 0(a0) - sw zero, 4(a0) - sw zero, 8(a0) - sw zero, 12(a0) - sw zero, 16(a0) - sw zero, 20(a0) - sw zero, 24(a0) - sw zero, 28(a0) - addu a0, 32 - bltu a0, a1, 2b - - /* Set invalid tag. - */ - - mtc0 zero, CP0_TAGLO -#if defined(CONFIG_IFX_MIPS) && defined(IFX_CACHE_EXTRA_INVALID_TAG) - IFX_CACHE_EXTRA_INVALID_TAG -#endif - - /* - * The caches are probably in an indeterminate state, - * so we force good parity into them by doing an - * invalidate, load/fill, invalidate for each line. - */ - - /* Assume bottom of RAM will generate good parity for the cache. - */ - - li a0, K0BASE - move a2, t2 # icacheSize - move a3, t4 # icacheLineSize - move a1, a2 - icacheopn(a0,a1,a2,a3,121,(Index_Store_Tag_I,Fill)) - -#if defined(CONFIG_IFX_MIPS) && defined(IFX_CACHE_EXTRA_OPERATION) - IFX_CACHE_EXTRA_OPERATION -#else - /* To support Orion/R4600, we initialise the data cache in 3 passes. - */ - - /* 1: initialise dcache tags. - */ - - li a0, K0BASE - move a2, t3 # dcacheSize - move a3, t5 # dcacheLineSize - move a1, a2 - icacheop(a0,a1,a2,a3,Index_Store_Tag_D) - - /* 2: fill dcache. - */ - - li a0, K0BASE - move a2, t3 # dcacheSize - move a3, t5 # dcacheLineSize - move a1, a2 - icacheopn(a0,a1,a2,a3,1lw,(dummy)) - - /* 3: clear dcache tags. - */ - - li a0, K0BASE - move a2, t3 # dcacheSize - move a3, t5 # dcacheLineSize - move a1, a2 - icacheop(a0,a1,a2,a3,Index_Store_Tag_D) -#endif - - j ra - .end mips_cache_reset - - -/******************************************************************************* -* -* dcache_status - get cache status -* -* RETURNS: 0 - cache disabled; 1 - cache enabled -* -*/ - .globl dcache_status - .ent dcache_status -dcache_status: - - mfc0 v0, CP0_CONFIG - andi v0, v0, 1 - j ra - - .end dcache_status - -/******************************************************************************* -* -* dcache_disable - disable cache -* -* RETURNS: N/A -* -*/ - .globl dcache_disable - .ent dcache_disable -dcache_disable: - - mfc0 t0, CP0_CONFIG - li t1, -8 - and t0, t0, t1 - ori t0, t0, CONF_CM_UNCACHED - mtc0 t0, CP0_CONFIG - j ra - - .end dcache_disable - - -/******************************************************************************* -* -* mips_cache_lock - lock RAM area pointed to by a0 in cache. -* -* RETURNS: N/A -* -*/ -#if defined(CONFIG_PURPLE) -# define CACHE_LOCK_SIZE (CFG_DCACHE_SIZE/2) -#else -# define CACHE_LOCK_SIZE (CFG_DCACHE_SIZE) -#endif - .globl mips_cache_lock - .ent mips_cache_lock -mips_cache_lock: - li a1, K0BASE - CACHE_LOCK_SIZE - addu a0, a1 - li a2, CACHE_LOCK_SIZE - li a3, CFG_CACHELINE_SIZE - move a1, a2 - icacheop(a0,a1,a2,a3,0x1d) - - j ra - .end mips_cache_lock diff --git a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/config.mk b/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/config.mk deleted file mode 100644 index 3414ad8a7..000000000 --- a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/config.mk +++ /dev/null @@ -1,53 +0,0 @@ -# -# (C) Copyright 2003 -# Wolfgang Denk, DENX Software Engineering, <wd@denx.de> -# -# See file CREDITS for list of people who contributed to this -# project. -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# -v=$(shell \ -$(CROSS_COMPILE)as --version|grep "GNU assembler"|awk '{print $$3}'|awk -F . '{print $$2}') - -ifndef PLATFORM_CPU -PLATFORM_CPU = mips32r2 -endif - -MIPSFLAGS=$(shell \ -if [ "$v" -lt "14" ]; then \ - echo "-mcpu=$(PLATFORM_CPU)"; \ -else \ - echo "-march=$(PLATFORM_CPU) -mtune=$(PLATFORM_CPU)"; \ -fi) - -ifeq ($(CROSS_COMPILE_UCLIBC),1) -ifneq (,$(findstring mipsel,$(CROSS_COMIPLE))) -ENDIANNESS = -el -else -ENDIANNESS = -eb -endif -else -ifneq (,$(findstring 4KCle,$(CROSS_COMPILE))) -ENDIANNESS = -EL -else -ENDIANNESS = -EB -endif -endif - -MIPSFLAGS += $(ENDIANNESS) -mabicalls - -PLATFORM_CPPFLAGS += $(MIPSFLAGS) diff --git a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/cpu.c b/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/cpu.c deleted file mode 100644 index b9f90ce0c..000000000 --- a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/cpu.c +++ /dev/null @@ -1,61 +0,0 @@ -/* - * (C) Copyright 2003 - * Wolfgang Denk, DENX Software Engineering, <wd@denx.de> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <command.h> -#if defined(CONFIG_INCA_IP) -# include <asm/inca-ip.h> -#elif defined(CONFIG_IFX_MIPS) -# include <asm/danube.h> -# include "ifx_cpu.c" -#endif -#include <asm/mipsregs.h> - -int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) -{ -#if defined(CONFIG_INCA_IP) - *INCA_IP_WDT_RST_REQ = 0x3f; -#elif defined(CONFIG_PURPLE) || defined(CONFIG_TB0229) - void (*f)(void) = (void *) 0xbfc00000; - - f(); -#elif defined(CONFIG_IFX_MIPS) - IFX_CPU_RESET; -#endif - fprintf(stderr, "*** reset failed ***\n"); - return 0; -} - -void flush_cache (ulong start_addr, ulong size) -{ - -} - -void write_one_tlb( int index, u32 pagemask, u32 hi, u32 low0, u32 low1 ){ - write_32bit_cp0_register(CP0_ENTRYLO0, low0); - write_32bit_cp0_register(CP0_PAGEMASK, pagemask); - write_32bit_cp0_register(CP0_ENTRYLO1, low1); - write_32bit_cp0_register(CP0_ENTRYHI, hi); - write_32bit_cp0_register(CP0_INDEX, index); - tlb_write_indexed(); -} diff --git a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/ifx_asc.c b/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/ifx_asc.c deleted file mode 100644 index 52c6cb271..000000000 --- a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/ifx_asc.c +++ /dev/null @@ -1,257 +0,0 @@ -/***************************************************************************** - * DANUBE BootROM - * Copyright (c) 2005, Infineon Technologies AG, All rights reserved - * IFAP DC COM SD - *****************************************************************************/ - -#include <config.h> -//#include <lib.h> -#include <asm/danube.h> -#include <asm/addrspace.h> -#include <asm/ifx_asc.h> - - -#define ASC_FIFO_PRESENT -#define SET_BIT(reg, mask) reg |= (mask) -#define CLEAR_BIT(reg, mask) reg &= (~mask) -#define CLEAR_BITS(reg, mask) CLEAR_BIT(reg, mask) -#define SET_BITS(reg, mask) SET_BIT(reg, mask) -#define SET_BITFIELD(reg, mask, off, val) {reg &= (~mask); reg |= (val << off);} - - -typedef unsigned char u8; -typedef unsigned short u16; -typedef unsigned long u32; -typedef signed long s32; -typedef unsigned int uint; -typedef unsigned long ulong; -typedef volatile unsigned short vuint; - - - -void serial_setbrg (void); - -/*TODO: undefine this !!!*/ -#undef DEBUG_ASC_RAW -#ifdef DEBUG_ASC_RAW -#define DEBUG_ASC_RAW_RX_BUF 0xA0800000 -#define DEBUG_ASC_RAW_TX_BUF 0xA0900000 -#endif - -static volatile DanubeAsc_t *pAsc = (DanubeAsc_t *)DANUBE_ASC1; - -typedef struct{ - u16 fdv; /* 0~511 fractional divider value*/ - u16 reload; /* 13 bit reload value*/ -} ifx_asc_baud_reg_t; - -#ifdef ON_VENUS -/*9600 @1.25M rel 00.08*/ -//#define FDV 503 -//#define RELOAD 7 -/*9600 @0.625M rel final00.01 & rtl_freeze*/ -#define FDV 503 -#define RELOAD 3 -/* first index is DDR_SEL, second index is FPI_SEL */ -#endif -static ifx_asc_baud_reg_t g_danube_asc_baud[4][2] = -{ -#ifdef ON_VENUS - {{503,3},{503,3}}, /* 1152000 @ 166.67M and half*/ - {{503,3},{503,3}}, /* 1152000 @ 133.3M and half*/ - {{503,3},{503,3}}, /* 1152000 @ 111.11M and half*/ - {{503.3},{503,3}} /* 1152000 @ 83.33M and half*/ -#else -/* TAPEOUT table */ - {{436,76},{419,36}}, /* 1152000 @ 166.67M and half*/ - {{453,63},{453,31}}, /* 1152000 @ 133.3M and half*/ - {{501,58},{510,29}}, /* 1152000 @ 111.11M and half*/ - {{419.36},{453,19}} /* 1152000 @ 83.33M and half*/ -#endif -}; -/****************************************************************************** -* -* asc_init - initialize a Danube ASC channel -* -* This routine initializes the number of data bits, parity -* and set the selected baud rate. Interrupts are disabled. -* Set the modem control signals if the option is selected. -* -* RETURNS: N/A -*/ - -int serial_init (void) -{ - - /* and we have to set CLC register*/ - CLEAR_BIT(pAsc->asc_clc, ASCCLC_DISS); - SET_BITFIELD(pAsc->asc_clc, ASCCLC_RMCMASK, ASCCLC_RMCOFFSET, 0x0001); - - /* initialy we are in async mode */ - pAsc->asc_con = ASCCON_M_8ASYNC; - - /* select input port */ - pAsc->asc_pisel = (CONSOLE_TTY & 0x1); - - /* TXFIFO's filling level */ - SET_BITFIELD(pAsc->asc_txfcon, ASCTXFCON_TXFITLMASK, - ASCTXFCON_TXFITLOFF, DANUBEASC_TXFIFO_FL); - /* enable TXFIFO */ - SET_BIT(pAsc->asc_txfcon, ASCTXFCON_TXFEN); - - /* RXFIFO's filling level */ - SET_BITFIELD(pAsc->asc_txfcon, ASCRXFCON_RXFITLMASK, - ASCRXFCON_RXFITLOFF, DANUBEASC_RXFIFO_FL); - /* enable RXFIFO */ - SET_BIT(pAsc->asc_rxfcon, ASCRXFCON_RXFEN); - - /* set baud rate */ - serial_setbrg(); - - /* enable error signals & Receiver enable */ - SET_BIT(pAsc->asc_whbstate, ASCWHBSTATE_SETREN|ASCCON_FEN|ASCCON_TOEN|ASCCON_ROEN); - - return 0; -} - -void serial_setbrg (void) -{ - u32 uiReloadValue, fdv; - -#if defined(ON_IKOS) - /*1200 @77K */ - fdv=472; - uiReloadValue=5; -#else - /*venus & tapeout */ - u32 ddr_sel,fpi_sel; - ddr_sel = (* DANUBE_CGU_SYS) & 0x3; - fpi_sel = ((* DANUBE_CGU_SYS) & 0x40)?1:0; - fdv= g_danube_asc_baud[ddr_sel][fpi_sel].fdv; - uiReloadValue=g_danube_asc_baud[ddr_sel][fpi_sel].reload; -#endif //ON_IKOS - /* Disable Baud Rate Generator; BG should only be written when R=0 */ - CLEAR_BIT(pAsc->asc_con, ASCCON_R); - - /* Enable Fractional Divider */ - SET_BIT(pAsc->asc_con, ASCCON_FDE); /* FDE = 1 */ - - /* Set fractional divider value */ - pAsc->asc_fdv = fdv & ASCFDV_VALUE_MASK; - - /* Set reload value in BG */ - pAsc->asc_bg = uiReloadValue; - - /* Enable Baud Rate Generator */ - SET_BIT(pAsc->asc_con, ASCCON_R); /* R = 1 */ -} - - -void serial_putc (const char c) -{ - u32 txFl = 0; -#ifdef DEBUG_ASC_RAW - static u8 * debug = (u8 *) DEBUG_ASC_RAW_TX_BUF; - *debug++=c; -#endif - if (c == '\n') - serial_putc ('\r'); - /* check do we have a free space in the TX FIFO */ - /* get current filling level */ - do - { - txFl = ( pAsc->asc_fstat & ASCFSTAT_TXFFLMASK ) >> ASCFSTAT_TXFFLOFF; - } - while ( txFl == DANUBEASC_TXFIFO_FULL ); - - pAsc->asc_tbuf = c; /* write char to Transmit Buffer Register */ - - /* check for errors */ - if ( pAsc->asc_state & ASCSTATE_TOE ) - { - SET_BIT(pAsc->asc_whbstate, ASCWHBSTATE_CLRTOE); - return; - } -} - -void serial_puts (const char *s) -{ - while (*s) - { - serial_putc (*s++); - } -} - -int asc_inb(int timeout) -{ - u32 symbol_mask; - char c; - while ((pAsc->asc_fstat & ASCFSTAT_RXFFLMASK) == 0 ) { - } - symbol_mask = ((ASC_OPTIONS & ASCOPT_CSIZE) == ASCOPT_CS7) ? (0x7f) : (0xff); - c = (char)(pAsc->asc_rbuf & symbol_mask); - return (c); -} - -int serial_getc (void) -{ - char c; - while ((pAsc->asc_fstat & ASCFSTAT_RXFFLMASK) == 0 ); - c = (char)(pAsc->asc_rbuf & 0xff); - -#ifdef DEBUG_ASC_RAW - static u8* debug=(u8*)(DEBUG_ASC_RAW_RX_BUF); - *debug++=c; -#endif - return c; -} - - - -int serial_tstc (void) -{ - int res = 1; - -#ifdef ASC_FIFO_PRESENT - if ( (pAsc->asc_fstat & ASCFSTAT_RXFFLMASK) == 0 ) - { - res = 0; - } -#else - if (!(*(volatile unsigned long*)(SFPI_INTCON_BASEADDR + FBS_ISR) & - FBS_ISR_AR)) - - { - res = 0; - } -#endif -#if 0 - else if ( pAsc->asc_con & ASCCON_FE ) - { - SET_BIT(pAsc->asc_whbcon, ASCWHBCON_CLRFE); - res = 0; - } - else if ( pAsc->asc_con & ASCCON_PE ) - { - SET_BIT(pAsc->asc_whbcon, ASCWHBCON_CLRPE); - res = 0; - } - else if ( pAsc->asc_con & ASCCON_OE ) - { - SET_BIT(pAsc->asc_whbcon, ASCWHBCON_CLROE); - res = 0; - } -#endif - return res; -} - - -int serial_start(void) -{ - return 1; -} - -int serial_stop(void) -{ - return 1; -} diff --git a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/ifx_cache.S b/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/ifx_cache.S deleted file mode 100644 index fc482dcd6..000000000 --- a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/ifx_cache.S +++ /dev/null @@ -1,60 +0,0 @@ - -#define IFX_CACHE_EXTRA_INVALID_TAG \ - mtc0 zero, CP0_TAGLO, 1; \ - mtc0 zero, CP0_TAGLO, 2; \ - mtc0 zero, CP0_TAGLO, 3; \ - mtc0 zero, CP0_TAGLO, 4; - -#define IFX_CACHE_EXTRA_OPERATION \ - /* set WST bit */ \ - mfc0 a0, CP0_ECC; \ - li a1, ECCF_WST; \ - or a0, a1; \ - mtc0 a0, CP0_ECC; \ - \ - li a0, K0BASE; \ - move a2, t2; /* icacheSize */ \ - move a3, t4; /* icacheLineSize */ \ - move a1, a2; \ - icacheop(a0,a1,a2,a3,(Index_Store_Tag_I)); \ - \ - /* clear WST bit */ \ - mfc0 a0, CP0_ECC; \ - li a1, ~ECCF_WST; \ - and a0, a1; \ - mtc0 a0, CP0_ECC; \ - \ - /* 1: initialise dcache tags. */ \ - \ - /* cache line size */ \ - li a2, CFG_CACHELINE_SIZE; \ - /* kseg0 mem address */ \ - li a1, 0; \ - li a3, CFG_CACHE_SETS * CFG_CACHE_WAYS; \ -1: \ - /* store tag (invalid, not locked) */ \ - cache 0x8, 0(a1); \ - cache 0x9, 0(a1); \ - \ - add a3, -1; \ - bne a3, zero, 1b; \ - add a1, a2; \ - \ - /* set WST bit */ \ - mfc0 a0, CP0_ECC; \ - li a1, ECCF_WST; \ - or a0, a1; \ - mtc0 a0, CP0_ECC; \ - \ - li a0, K0BASE; \ - move a2, t3; /* dcacheSize */ \ - move a3, t5; /* dcacheLineSize */ \ - move a1, a2; \ - icacheop(a0,a1,a2,a3,(Index_Store_Tag_D)); \ - \ - /* clear WST bit */ \ - mfc0 a0, CP0_ECC; \ - li a1, ~ECCF_WST; \ - and a0, a1; \ - mtc0 a0, CP0_ECC; - diff --git a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/ifx_cgu.c b/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/ifx_cgu.c deleted file mode 100644 index 3fe13dde2..000000000 --- a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/ifx_cgu.c +++ /dev/null @@ -1,1086 +0,0 @@ -/*
- * ########################################################################
- *
- * This program is free software; you can distribute it and/or modify it
- * under the terms of the GNU General Public License (Version 2) as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
- *
- * ########################################################################
- *
- * danube_cgu.c
- *
- * Description:
- * device driver of clock generation unit of Danube chip
- * Author:
- * Samuels Xu Liang
- * Created:
- * 19 Jul 2005
- * History & Modification Tag:
- * ___________________________________________________________________________
- * | Tag | Comments | Modifier & Time |
- * |--------+---------------------------------------------+------------------|
- * | S0.0 | First version of this driver and the tag is | Samuels Xu Liang |
- * | | implied. | 19 Jul 2005 |
- * ---------------------------------------------------------------------------
- *
- */
-
-
-/*
- * ####################################
- * Head File
- * ####################################
- */
-
-/*
- * Common Head File
- */
-#include <linux/config.h>
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/version.h>
-#include <linux/types.h>
-#include <linux/fs.h>
-#include <linux/miscdevice.h>
-#include <linux/init.h>
-#include <asm/uaccess.h>
-#include <asm/unistd.h>
-#include <asm/irq.h>
-#include <linux/errno.h>
-
-/*
- * Chip Specific Head File
- */
-#include "ifx_cgu.h"
-
-
-/*
- * ####################################
- * Definition
- * ####################################
- */
-
-#define DEBUG_ON_AMAZON 1
-#define DEBUG_PRINT_INFO 1
-
-/*
- * Frequency of Clock Direct Feed from The Analog Line Driver Chip
- */
-#define BASIC_INPUT_CLOCK_FREQUENCY 35328000
-
-/*
- * Bits Operation
- */
-#define GET_BITS(x, msb, lsb) (((x) & ((1 << ((msb) + 1)) - 1)) >> (lsb))
-#define SET_BITS(x, msb, lsb, value) (((x) & ~(((1 << ((msb) + 1)) - 1) ^ ((1 << (lsb)) - 1))) | (((value) & ((1 << (1 + (msb) - (lsb))) - 1)) << (lsb)))
-
-/*
- * CGU Register Mapping
- */
-#define DANUBE_CGU (KSEG1 + 0x1F103000)
-#define DANUBE_CGU_DIV ((volatile u32*)(DANUBE_CGU + 0x0000))
-#define DANUBE_CGU_PLL_NMK0 ((volatile u32*)(DANUBE_CGU + 0x0004))
-#define DANUBE_CGU_PLL_SR0 ((volatile u32*)(DANUBE_CGU + 0x0008))
-#define DANUBE_CGU_PLL_NMK1 ((volatile u32*)(DANUBE_CGU + 0x000C))
-#define DANUBE_CGU_PLL_SR1 ((volatile u32*)(DANUBE_CGU + 0x0010))
-#define DANUBE_CGU_PLL_SR2 ((volatile u32*)(DANUBE_CGU + 0x0014))
-#define DANUBE_CGU_IF_CLK ((volatile u32*)(DANUBE_CGU + 0x0018))
-#define DANUBE_CGU_OSC_CTRL ((volatile u32*)(DANUBE_CGU + 0x001C))
-#define DANUBE_CGU_SMD ((volatile u32*)(DANUBE_CGU + 0x0020))
-#define DANUBE_CGU_CRD ((volatile u32*)(DANUBE_CGU + 0x0024))
-#define DANUBE_CGU_CT1SR ((volatile u32*)(DANUBE_CGU + 0x0028))
-#define DANUBE_CGU_CT2SR ((volatile u32*)(DANUBE_CGU + 0x002C))
-#define DANUBE_CGU_PCMCR ((volatile u32*)(DANUBE_CGU + 0x0030))
-#define DANUBE_CGU_MUX ((volatile u32*)(DANUBE_CGU + 0x0034))
-
-/*
- * CGU Divider Register
- */
-#define CGU_DIV_SFTR (*DANUBE_CGU_DIV & (1 << 31))
-#define CGU_DIV_DIVE (*DANUBE_CGU_DIV & (1 << 16))
-#define CGU_DIV_IOR GET_BITS(*DANUBE_CGU_DIV, 5, 4)
-#define CGU_DIV_FKS GET_BITS(*DANUBE_CGU_DIV, 3, 2)
-#define CGU_DIV_FBS GET_BITS(*DANUBE_CGU_DIV, 1, 0)
-
-/*
- * CGU PLL0 NMK Register
- */
-#define CGU_PLL_NMK0_PLLN ((*DANUBE_CGU_PLL_NMK0 & (0xFFFFFFFF ^ ((1 << 24) - 1))) >> 24)
-#define CGU_PLL_NMK0_PLLM GET_BITS(*DANUBE_CGU_PLL_NMK0, 23, 20)
-#define CGU_PLL_NMK0_PLLK GET_BITS(*DANUBE_CGU_PLL_NMK0, 19, 0)
-
-/*
- * CGU PLL0 Status Register
- */
-#define CGU_PLL_SR0_PLLDIV ((*DANUBE_CGU_PLL_SR0 & (0xFFFFFFFF ^ ((1 << 28) - 1))) >> 28)
-#define CGU_PLL_SR0_PLLDEN (*DANUBE_CGU_PLL_SR0 & (1 << 26))
-#define CGU_PLL_SR0_PLLPSE GET_BITS(*DANUBE_CGU_PLL_SR0, 5, 4)
-#define CGU_PLL_SR0_PLLB (*DANUBE_CGU_PLL_SR0 & (1 << 2))
-#define CGU_PLL_SR0_PLLL (*DANUBE_CGU_PLL_SR0 & (1 << 1))
-#define CGU_PLL_SR0_PLLEN (*DANUBE_CGU_PLL_SR0 & (1 << 0))
-
-#define CGU_PLL_SR0_DSMSEL 1
-#define CGU_PLL_SR0_PHASE_DIV_EN 1
-
-/*
- * CGU PLL1 NMK Register
- */
-#define CGU_PLL_NMK1_PLLN ((*DANUBE_CGU_PLL_NMK1 & (0xFFFFFFFF ^ ((1 << 24) - 1))) >> 24)
-#define CGU_PLL_NMK1_PLLM GET_BITS(*DANUBE_CGU_PLL_NMK1, 23, 20)
-#define CGU_PLL_NMK1_PLLK GET_BITS(*DANUBE_CGU_PLL_NMK1, 19, 0)
-
-/*
- * CGU PLL1 Status Register
- */
-#define CGU_PLL_SR1_PLLDIV ((*DANUBE_CGU_PLL_SR1 & (0xFFFFFFFF ^ ((1 << 28) - 1))) >> 28)
-#define CGU_PLL_SR1_PLLDEN (*DANUBE_CGU_PLL_SR1 & (1 << 26))
-#define CGU_PLL_SR1_PLLPSE GET_BITS(*DANUBE_CGU_PLL_SR1, 5, 4)
-#define CGU_PLL_SR1_PLLB (*DANUBE_CGU_PLL_SR1 & (1 << 2))
-#define CGU_PLL_SR1_PLLL (*DANUBE_CGU_PLL_SR1 & (1 << 1))
-#define CGU_PLL_SR1_PLLEN (*DANUBE_CGU_PLL_SR1 & (1 << 0))
-
-#define CGU_PLL_SR1_DSMSEL 1
-#define CGU_PLL_SR1_PHASE_DIV_EN 1
-
-/*
- * CGU PLL2 Status Register
- */
-#define CGU_PLL_SR2_PLLDIV ((*DANUBE_CGU_PLL_SR2 & (0xFFFFFFFF ^ ((1 << 28) - 1))) >> 28)
-#define CGU_PLL_SR2_PLLDEN (*DANUBE_CGU_PLL_SR2 & (1 << 27))
-#define CGU_PLL_SR2_PLLN GET_BITS(*DANUBE_CGU_PLL_SR2, 25, 20)
-#define CGU_PLL_SR2_PLLM GET_BITS(*DANUBE_CGU_PLL_SR2, 19, 16)
-#define CGU_PLL_SR2_PLLPS (*DANUBE_CGU_PLL_SR2 & (1 << 5))
-#define CGU_PLL_SR2_PLLPE (*DANUBE_CGU_PLL_SR2 & (1 << 4))
-#define CGU_PLL_SR2_PLLB (*DANUBE_CGU_PLL_SR2 & (1 << 2))
-#define CGU_PLL_SR2_PLLL (*DANUBE_CGU_PLL_SR2 & (1 << 1))
-#define CGU_PLL_SR2_PLLEN (*DANUBE_CGU_PLL_SR2 & (1 << 0))
-
-/*
- * CGU Interface Clock Register
- */
-#define CGU_IF_CLK_CLKOD0 GET_BITS(*DANUBE_CGU_IF_CLK, 27, 26)
-#define CGU_IF_CLK_CLKOD1 GET_BITS(*DANUBE_CGU_IF_CLK, 25, 24)
-#define CGU_IF_CLK_CLKOD2 GET_BITS(*DANUBE_CGU_IF_CLK, 23, 22)
-#define CGU_IF_CLK_CLKOD3 GET_BITS(*DANUBE_CGU_IF_CLK, 21, 20)
-#define CGU_IF_CLK_PDA (*DANUBE_CGU_IF_CLK & (1 << 18))
-#define CGU_IF_CLK_PCI_B (*DANUBE_CGU_IF_CLK & (1 << 17))
-#define CGU_IF_CLK_PCIBM (*DANUBE_CGU_IF_CLK & (1 << 16))
-#define CGU_IF_CLK_MIICS (*DANUBE_CGU_IF_CLK & (1 << 3))
-#define CGU_IF_CLK_USBCS (*DANUBE_CGU_IF_CLK & (1 << 2))
-#define CGU_IF_CLK_PCIF (*DANUBE_CGU_IF_CLK & (1 << 1))
-#define CGU_IF_CLK_PCIS (*DANUBE_CGU_IF_CLK & (1 << 0))
-
-/*
- * CGU Oscillator Control Register
- */
-#define CGU_OSC_CTRL GET_BITS(*DANUBE_CGU_OSC_CTRL, 1, 0)
-
-/*
- * CGU SDRAM Memory Delay Register
- */
-#define CGU_SMD_CLKI (*DANUBE_CGU_SMD & (1 << 31))
-#define CGU_SMD_MIDS GET_BITS(*DANUBE_CGU_SMD, 17, 12)
-#define CGU_SMD_MODS GET_BITS(*DANUBE_CGU_SMD, 11, 6)
-#define CGU_SMD_MDSEL GET_BITS(*DANUBE_CGU_SMD, 5, 0)
-
-/*
- * CGU CPU Clock Reduction Register
- */
-#define CGU_CRD_SFTR (*DANUBE_CGU_CRD & (1 << 31))
-#define CGU_CRD_DIVE (*DANUBE_CGU_CRD & (1 << 16))
-#define CGU_CRD_CRD1 GET_BITS(*DANUBE_CGU_CRD, 3, 2)
-#define CGU_CRD_CRD GET_BITS(*DANUBE_CGU_CRD, 1, 0)
-
-/*
- * CGU CT Status Register 1
- */
-#define CGU_CT1SR_PDOUT GET_BITS(*DANUBE_CGU_CT1SR, 13, 0)
-
-/*
- * CGU CT Status Register 2
- */
-#define CGU_CT2SR_PLL1K GET_BITS(*DANUBE_CGU_CT2SR, 9, 0)
-
-/*
- * CGU PCM Control Register
- */
-#define CGU_PCMCR_DCL1 GET_BITS(*DANUBE_CGU_PCMCR, 27, 25)
-#define CGU_PCMCR_MUXDCL (*DANUBE_CGU_PCMCR & (1 << 22))
-#define CGU_PCMCR_MUXFSC (*DANUBE_CGU_PCMCR & (1 << 18))
-#define CGU_PCMCR_PCM_SL (*DANUBE_CGU_PCMCR & (1 << 13))
-#define CGU_PCMCR_DNTR (*DANUBE_CGU_PCMCR & (1 << 12))
-
-/*
- * CGU Clock Mux Register
- */
-#define CGU_MUX_MII_CLK (*DANUBE_CGU_MUX & (1 << 6))
-#define CGU_MUX_SUB_SYS GET_BITS(*DANUBE_CGU_MUX, 5, 3)
-#define CGU_MUX_PP32 GET_BITS(*DANUBE_CGU_MUX, 1, 0)
-
-
-/*
- * ####################################
- * Preparation of Debug on Amazon Chip
- * ####################################
- */
-
-/*
- * If try module on Amazon chip, prepare some tricks to prevent invalid memory write.
- */
-#if defined(DEBUG_ON_AMAZON) && DEBUG_ON_AMAZON
- u32 g_pFakeRegisters[0x0100];
-
- #undef DANUBE_CGU
- #define DANUBE_CGU ((u32)g_pFakeRegisters)
-#endif // defined(DEBUG_ON_AMAZON) && DEBUG_ON_AMAZON
-
-
-/*
- * ####################################
- * Data Type
- * ####################################
- */
-
-
-/*
- * ####################################
- * Declaration
- * ####################################
- */
-
-/*
- * Pre-declaration of File Operations
- */
-static ssize_t cgu_read(struct file *, char *, size_t, loff_t *);
-static ssize_t cgu_write(struct file *, const char *, size_t, loff_t *);
-static int cgu_ioctl(struct inode *, struct file *, unsigned int, unsigned long);
-static int cgu_open(struct inode *, struct file *);
-static int cgu_release(struct inode *, struct file *);
-
-/*
- * Pre-declaration of 64-bit Unsigned Integer Operation
- */
-static inline void uint64_multiply(unsigned int, unsigned int, unsigned int *);
-static inline void uint64_divide(unsigned int *, unsigned int, unsigned int *, unsigned int *);
-
-/*
- * Calculate PLL Frequency
- */
-static inline u32 cal_dsm(u32, u32);
-static inline u32 mash_dsm(u32, u32, u32);
-static inline u32 ssff_dsm_1(u32, u32, u32);
-static inline u32 ssff_dsm_2(u32, u32, u32);
-static inline u32 dsm(u32 M, u32, u32, int, int);
-static inline u32 cgu_get_pll0_fosc(void);
-static inline u32 cgu_get_pll0_fps(void);
-static inline u32 cgu_get_pll0_fdiv(void);
-static inline u32 cgu_get_pll1_fosc(void);
-static inline u32 cgu_get_pll1_fps(void);
-static inline u32 cgu_get_pll1_fdiv(void);
-static inline u32 cgu_get_pll2_fosc(void);
-static inline u32 cgu_get_pll2_fps(void);
-
-/*
- * Export Functions
- */
-u32 cgu_get_mips_clock(int);
-u32 cgu_get_cpu_clock(void);
-u32 cgu_get_io_region_clock(void);
-u32 cgu_get_fpi_bus_clock(int);
-u32 cgu_get_pp32_clock(void);
-u32 cgu_get_pci_clock(void);
-u32 cgu_get_ethernet_clock(void);
-u32 cgu_get_usb_clock(void);
-u32 cgu_get_clockout(int);
-
-
-/*
- * ####################################
- * Local Variable
- * ####################################
- */
-
-static struct file_operations cgu_fops = {
- owner: THIS_MODULE,
- llseek: no_llseek,
- read: cgu_read,
- write: cgu_write,
- ioctl: cgu_ioctl,
- open: cgu_open,
- release: cgu_release
-};
-
-static struct miscdevice cgu_miscdev = {
- MISC_DYNAMIC_MINOR,
- "danube_cgu_dev",
- &cgu_fops
-};
-
-
-/*
- * ####################################
- * Global Variable
- * ####################################
- */
-
-
-/*
- * ####################################
- * Local Function
- * ####################################
- */
-
-static ssize_t cgu_read(struct file *file, char *buf, size_t count, loff_t *ppos)
-{
- return -EPERM;
-}
-
-static ssize_t cgu_write(struct file *file, const char *buf, size_t count, loff_t *ppos)
-{
- return -EPERM;
-}
-
-static int cgu_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
-{
- int ret = 0;
- struct cgu_clock_rates rates;
-
- if ( _IOC_TYPE(cmd) != CGU_IOC_MAGIC
- || _IOC_NR(cmd) >= CGU_IOC_MAXNR )
- return -ENOTTY;
-
- if ( _IOC_DIR(cmd) & _IOC_READ )
- ret = !access_ok(VERIFY_WRITE, arg, _IOC_SIZE(cmd));
- else if ( _IOC_DIR(cmd) & _IOC_WRITE )
- ret = !access_ok(VERIFY_READ, arg, _IOC_SIZE(cmd));
- if ( ret )
- return -EFAULT;
-
- switch ( cmd )
- {
- case CGU_GET_CLOCK_RATES:
- /* Calculate Clock Rates */
- rates.mips0 = cgu_get_mips_clock(0);
- rates.mips1 = cgu_get_mips_clock(1);
- rates.cpu = cgu_get_cpu_clock();
- rates.io_region = cgu_get_io_region_clock();
- rates.fpi_bus1 = cgu_get_fpi_bus_clock(1);
- rates.fpi_bus2 = cgu_get_fpi_bus_clock(2);
- rates.pp32 = cgu_get_pp32_clock();
- rates.pci = cgu_get_pci_clock();
- rates.ethernet = cgu_get_ethernet_clock();
- rates.usb = cgu_get_usb_clock();
- rates.clockout0 = cgu_get_clockout(0);
- rates.clockout1 = cgu_get_clockout(1);
- rates.clockout2 = cgu_get_clockout(2);
- rates.clockout3 = cgu_get_clockout(3);
- /* Copy to User Space */
- copy_to_user((char*)arg, (char*)&rates, sizeof(rates));
-
- ret = 0;
- break;
- default:
- ret = -ENOTTY;
- }
-
- return ret;
-}
-
-static int cgu_open(struct inode *inode, struct file *file)
-{
- return 0;
-}
-
-static int cgu_release(struct inode *inode, struct file *file)
-{
- return 0;
-}
-
-/*
- * Description:
- * calculate 64-bit multiplication result of two 32-bit unsigned integer
- * Input:
- * u32Multiplier1 --- u32 (32-bit), one of the multipliers
- * u32Multiplier2 --- u32 (32-bit), the other multiplier
- * u32Result --- u32[2], array to retrieve the multiplication result,
- * index 0 is high word, index 1 is low word
- * Output:
-* none
- */
-static inline void uint64_multiply(u32 u32Multiplier1, u32 u32Multiplier2, u32 u32Result[2])
-{
- u32 u32Multiplier1LowWord = u32Multiplier1 & 0xFFFF;
- u32 u32Multiplier1HighWord = u32Multiplier1 >> 16;
- u32 u32Multiplier2LowWord = u32Multiplier2 & 0xFFFF;
- u32 u32Multiplier2HighWord = u32Multiplier2 >> 16;
- u32 u32Combo1, u32Combo2, u32Combo3, u32Combo4;
- u32 u32Word1, u32Word2, u32Word3, u32Word4;
-
- u32Combo1 = u32Multiplier1LowWord * u32Multiplier2LowWord;
- u32Combo2 = u32Multiplier1HighWord * u32Multiplier2LowWord;
- u32Combo3 = u32Multiplier1LowWord * u32Multiplier2HighWord;
- u32Combo4 = u32Multiplier1HighWord * u32Multiplier2HighWord;
-
- u32Word1 = u32Combo1 & 0xFFFF;
- u32Word2 = (u32Combo1 >> 16) + (u32Combo2 & 0xFFFF) + (u32Combo3 & 0xFFFF);
- u32Word3 = (u32Combo2 >> 16) + (u32Combo3 >> 16) + (u32Combo4 & 0xFFFF) + (u32Word2 >> 16);
- u32Word4 = (u32Combo4 >> 16) + (u32Word3 >> 16);
-
- u32Result[0] = (u32Word4 << 16) | u32Word3;
- u32Result[1] = (u32Word2 << 16) | u32Word1;
-}
-
-/*
- * Description:
- * divide 64-bit unsigned integer with 32-bit unsigned integer
- * Input:
- * u32Numerator --- u32[2], index 0 is high word of numerator, while
- * index 1 is low word of numerator
- * u32Denominator --- u32 (32-bit), the denominator in division, this
- * parameter can not be zero, or lead to unpredictable
- * result
- * pu32Quotient --- u32 *, the pointer to retrieve 32-bit quotient, null
- * pointer means ignore quotient
- * pu32Residue --- u32 *, the pointer to retrieve 32-bit residue null
- * pointer means ignore residue
- * Output:
- * none
- */
-static inline void uint64_divide(u32 u32Numerator[2], u32 u32Denominator, u32 *pu32Quotient, u32 *pu32Residue)
-{
- u32 u32DWord1, u32DWord2, u32DWord3;
- u32 u32Quotient;
- int i;
-
- u32DWord3 = 0;
- u32DWord2 = u32Numerator[0];
- u32DWord1 = u32Numerator[1];
-
- u32Quotient = 0;
-
- for ( i = 0; i < 64; i++ )
- {
- u32DWord3 = (u32DWord3 << 1) | (u32DWord2 >> 31);
- u32DWord2 = (u32DWord2 << 1) | (u32DWord1 >> 31);
- u32DWord1 <<= 1;
- u32Quotient <<= 1;
- if ( u32DWord3 >= u32Denominator )
- {
- u32DWord3 -= u32Denominator;
- u32Quotient |= 1;
- }
- }
- if ( pu32Quotient )
- *pu32Quotient = u32Quotient;
- if ( pu32Residue )
- *pu32Residue = u32DWord3;
-}
-
-/*
- * Description:
- * common routine to calculate PLL frequency
- * Input:
- * num --- u32, numerator
- * den --- u32, denominator
- * Output:
- * u32 --- frequency the PLL output
- */
-static inline u32 cal_dsm(u32 num, u32 den)
-{
- u32 ret;
- u32 temp[2];
- u32 residue;
-
- uint64_multiply(num, BASIC_INPUT_CLOCK_FREQUENCY, temp);
- uint64_divide(temp, den, &ret, &residue);
- if ( (residue << 1) >= den )
- ret++;
-
- return ret;
-}
-
-/*
- * Description:
- * calculate PLL frequency following MASH-DSM
- * Input:
- * M --- u32, denominator coefficient
- * N --- u32, numerator integer coefficient
- * K --- u32, numerator fraction coefficient
- * Output:
- * u32 --- frequency the PLL output
- */
-static inline u32 mash_dsm(u32 M, u32 N, u32 K)
-{
- u32 num = ((N + 1) << 10) + K;
- u32 den = (M + 1) << 10;
-
- return cal_dsm(num, den);
-}
-
-/*
- * Description:
- * calculate PLL frequency following SSFF-DSM (0.25 < fraction < 0.75)
- * Input:
- * M --- u32, denominator coefficient
- * N --- u32, numerator integer coefficient
- * K --- u32, numerator fraction coefficient
- * Output:
- * u32 --- frequency the PLL output
- */
-static inline u32 ssff_dsm_1(u32 M, u32 N, u32 K)
-{
- u32 num = ((N + 1) << 11) + K + 512;
- u32 den = (M + 1) << 11;
-
- return cal_dsm(num, den);
-}
-
-/*
- * Description:
- * calculate PLL frequency following SSFF-DSM
- * (fraction < 0.125 || fraction > 0.875)
- * Input:
- * M --- u32, denominator coefficient
- * N --- u32, numerator integer coefficient
- * K --- u32, numerator fraction coefficient
- * Output:
- * u32 --- frequency the PLL output
- */
-static inline u32 ssff_dsm_2(u32 M, u32 N, u32 K)
-{
- u32 num = K >= 512 ? ((N + 1) << 12) + K - 512 : ((N + 1) << 12) + K + 3584;
- u32 den = (M + 1) << 12;
-
- return cal_dsm(num, den);
-}
-
-/*
- * Description:
- * calculate PLL frequency
- * Input:
- * M --- u32, denominator coefficient
- * N --- u32, numerator integer coefficient
- * K --- u32, numerator fraction coefficient
- * dsmsel --- int, 0: MASH-DSM, 1: SSFF-DSM
- * phase_div_en --- int, 0: 0.25 < fraction < 0.75
- * 1: fraction < 0.125 || fraction > 0.875
- * Output:
- * u32 --- frequency the PLL output
- */
-static inline u32 dsm(u32 M, u32 N, u32 K, int dsmsel, int phase_div_en)
-{
- if ( !dsmsel )
- return mash_dsm(M, N, K);
- else
- if ( !phase_div_en )
- return ssff_dsm_1(M, N, K);
- else
- return ssff_dsm_2(M, N, K);
-}
-
-/*
- * Description:
- * get oscillate frequency of PLL0
- * Input:
- * none
- * Output:
- * u32 --- frequency of PLL0 Fosc
- */
-static inline u32 cgu_get_pll0_fosc(void)
-{
- return CGU_PLL_SR0_PLLB ? BASIC_INPUT_CLOCK_FREQUENCY : dsm(CGU_PLL_NMK0_PLLM, CGU_PLL_NMK0_PLLN, CGU_PLL_NMK0_PLLK, CGU_PLL_SR0_DSMSEL, CGU_PLL_SR0_PHASE_DIV_EN);
-}
-
-/*
- * Description:
- * get output frequency of PLL0 phase shifter
- * Input:
- * none
- * Output:
- * u32 --- frequency of PLL0 Fps
- */
-static inline u32 cgu_get_pll0_fps(void)
-{
- register u32 fps = cgu_get_pll0_fosc();
-
- switch ( CGU_PLL_SR0_PLLPSE )
- {
- case 1:
- /* 1.5 */
- fps = ((fps << 1) + 1) / 3; break;
- case 2:
- /* 1.25 */
- fps = ((fps << 2) + 2) / 5; break;
- case 3:
- /* 3.5 */
- fps = ((fps << 1) + 3) / 7;
- }
- return fps;
-}
-
-/*
- * Description:
- * get output frequency of PLL0 output divider
- * Input:
- * none
- * Output:
- * u32 --- frequency of PLL0 Fdiv
- */
-static inline u32 cgu_get_pll0_fdiv(void)
-{
- register u32 fdiv = cgu_get_pll0_fosc();
-
- if ( CGU_PLL_SR0_PLLDEN )
- fdiv = (fdiv + (CGU_PLL_SR0_PLLDIV + 1) / 2) / (CGU_PLL_SR0_PLLDIV + 1);
- return fdiv;
-}
-
-/*
- * Description:
- * get oscillate frequency of PLL1
- * Input:
- * none
- * Output:
- * u32 --- frequency of PLL1 Fosc
- */
-static inline u32 cgu_get_pll1_fosc(void)
-{
- return CGU_PLL_SR1_PLLB ? BASIC_INPUT_CLOCK_FREQUENCY : dsm(CGU_PLL_NMK1_PLLM, CGU_PLL_NMK1_PLLN, CGU_PLL_NMK1_PLLK, CGU_PLL_SR1_DSMSEL, CGU_PLL_SR1_PHASE_DIV_EN);
-}
-
-/*
- * Description:
- * get output frequency of PLL1 phase shifter
- * Input:
- * none
- * Output:
- * u32 --- frequency of PLL1 Fps
- */
-static inline u32 cgu_get_pll1_fps(void)
-{
- register u32 fps = cgu_get_pll1_fosc();
-
- switch ( CGU_PLL_SR1_PLLPSE )
- {
- case 1:
- /* 1.5 */
- fps = ((fps << 1) + 1) / 3; break;
- case 2:
- /* 1.25 */
- fps = ((fps << 2) + 2) / 5; break;
- case 3:
- /* 3.5 */
- fps = ((fps << 1) + 3) / 7;
- }
- return fps;
-}
-
-/*
- * Description:
- * get output frequency of PLL1 output divider
- * Input:
- * none
- * Output:
- * u32 --- frequency of PLL1 Fdiv
- */
-static inline u32 cgu_get_pll1_fdiv(void)
-{
- register u32 fdiv = cgu_get_pll1_fosc();
-
- if ( CGU_PLL_SR1_PLLDEN )
- fdiv = (fdiv + (CGU_PLL_SR1_PLLDIV + 1) / 2) / (CGU_PLL_SR1_PLLDIV + 1);
- return fdiv;
-}
-
-/*
- * Description:
- * get oscillate frequency of PLL2
- * Input:
- * none
- * Output:
- * u32 --- frequency of PLL2 Fosc
- */
-static inline u32 cgu_get_pll2_fosc(void)
-{
- u32 ret;
- u32 temp[2];
- u32 residue;
-
- uint64_multiply((CGU_PLL_SR2_PLLN + 1) * 8, cgu_get_pll0_fdiv(), temp);
- uint64_divide(temp, CGU_PLL_SR2_PLLM + 1, &ret, &residue);
- if ( (residue << 1) >= CGU_PLL_SR2_PLLM )
- ret++;
-
- return ret;
-}
-
-/*
- * Description:
- * get output frequency of PLL2 phase shifter
- * Input:
- * none
- * Output:
- * u32 --- frequency of PLL2 Fps
- */
-static inline u32 cgu_get_pll2_fps(void)
-{
- register u32 fps = cgu_get_pll2_fosc();
-
- if ( CGU_PLL_SR2_PLLPE )
- {
- if ( CGU_PLL_SR2_PLLPS )
- /* 1.25 */
- fps = ((fps << 3) + 4) / 9;
- else
- /* 1.125 */
- fps = ((fps << 2) + 2) / 5;
- }
-
- return fps;
-}
-
-
-/*
- * ####################################
- * Global Function
- * ####################################
- */
-
-/*
- * Description:
- * get frequency of MIPS (0: core, 1: DSP)
- * Input:
- * cpu --- int, 0: core, 1: DSP
- * Output:
- * u32 --- frequency of MIPS coprocessor (0: core, 1: DSP)
- */
-u32 cgu_get_mips_clock(int cpu)
-{
- register u32 ret = cgu_get_pll0_fosc();
-
- if ( CGU_CRD_CRD )
- ret = (ret + (CGU_CRD_CRD >> 1)) / (CGU_CRD_CRD + 1);
- if ( cpu == 0 && CGU_CRD_CRD1 )
- ret >>= CGU_CRD_CRD1;
- return ret;
-}
-
-/*
- * Description:
- * get frequency of MIPS core
- * Input:
- * none
- * Output:
- * u32 --- frequency of MIPS core
- */
-u32 cgu_get_cpu_clock(void)
-{
- return cgu_get_mips_clock(0);
-}
-
-/*
- * Description:
- * get frequency of sub-system and memory controller
- * Input:
- * none
- * Output:
- * u32 --- frequency of sub-system and memory controller
- */
-u32 cgu_get_io_region_clock(void)
-{
- register u32 ret = (CGU_MUX_SUB_SYS > 4) ? cgu_get_pll0_fosc() : cgu_get_mips_clock(1);
-
- switch ( CGU_MUX_SUB_SYS )
- {
- case 0:
- break;
- case 1:
- default:
- ret = (ret + 1) >> 1; break;
- case 2:
- ret = (ret + 1) / 3; break;
- case 3:
- ret = (ret + 2) >> 2; break;
- case 5:
- ret = ((ret << 1) + 1) / 3; break;
- case 6:
- ret = ((ret << 1) + 2) / 5;
- }
-
- return ret;
-}
-
-/*
- * Description:
- * get frequency of FPI bus
- * Input:
- * fpi --- int, 1: FPI bus 1 (FBS1/Fast FPI Bus), 2: FPI bus 2 (FBS2)
- * Output:
- * u32 --- frequency of FPI bus
- */
-u32 cgu_get_fpi_bus_clock(int fpi)
-{
- register u32 ret = cgu_get_io_region_clock();
-
- if ( fpi == 2 )
- ret >>= 1;
- return ret;
-}
-
-/*
- * Description:
- * get frequency of PP32 processor
- * Input:
- * none
- * Output:
- * u32 --- frequency of PP32 processor
- */
-u32 cgu_get_pp32_clock(void)
-{
- register u32 ret;
-
- switch ( CGU_MUX_PP32 )
- {
- case 0:
- default:
- ret = ((cgu_get_pll2_fosc() << 2) + 2) / 5; break;
- case 1:
- ret = ((cgu_get_pll2_fosc() << 3) + 4) / 9; break;
- case 2:
- ret = cgu_get_fpi_bus_clock(1); break;
- case 3:
- ret = cgu_get_mips_clock(1);
- }
-
- return ret;
-}
-
-/*
- * Description:
- * get frequency of PCI bus
- * Input:
- * none
- * Output:
- * u32 --- frequency of PCI bus
- */
-u32 cgu_get_pci_clock(void)
-{
- register u32 ret = 0;
-
- if ( !CGU_IF_CLK_PCIS )
- {
- ret = cgu_get_pll2_fosc();
- if ( CGU_IF_CLK_PCIF )
- ret = (ret + 2) / 5;
- else
- ret = (ret + 4) / 9;
- }
-
- return ret;
-}
-
-/*
- * Description:
- * get frequency of ethernet module (MII)
- * Input:
- * none
- * Output:
- * u32 --- frequency of ethernet module
- */
-u32 cgu_get_ethernet_clock(void)
-{
- register u32 ret = 0;
-
- if ( !CGU_IF_CLK_MIICS )
- {
- ret = cgu_get_pll2_fosc();
- if ( CGU_MUX_MII_CLK )
- ret = (ret + 3) / 6;
- else
- ret = (ret + 6) / 12;
- }
-
- return ret;
-}
-
-/*
- * Description:
- * get frequency of USB
- * Input:
- * none
- * Output:
- * u32 --- frequency of USB
- */
-u32 cgu_get_usb_clock(void)
-{
- return CGU_IF_CLK_USBCS ? 12000000 : (cgu_get_pll2_fosc() + 12) / 25;
-}
-
-/*
- * Description:
- * get frequency of CLK_OUT pin
- * Input:
- * clkout --- int, clock out pin number
- * Output:
- * u32 --- frequency of CLK_OUT pin
- */
-u32 cgu_get_clockout(int clkout)
-{
- u32 fosc1 = cgu_get_pll1_fosc();
- u32 fosc2 = cgu_get_pll2_fosc();
-
- if ( clkout > 3 || clkout < 0 )
- return 0;
-
- switch ( ((u32)clkout << 2) | GET_BITS(*DANUBE_CGU_IF_CLK, 21 + clkout * 2, 20 + clkout * 2) )
- {
- case 0: /* 32.768KHz */
- case 14:
- return (fosc1 + 6000) / 12000;
- case 1: /* 1.536MHz */
- return (fosc1 + 128) / 256;
- case 2: /* 2.5MHz */
- return (fosc2 + 60) / 120;
- case 3: /* 12MHz */
- case 5:
- case 12:
- return (fosc2 + 12) / 25;
- case 4: /* 40MHz */
- return (fosc2 * 2 + 7) / 15;
- case 6: /* 24MHz */
- return (fosc2 * 2 + 12) / 25;
- case 7: /* 48MHz */
- return (fosc2 * 4 + 12) / 25;
- case 8: /* 25MHz */
- case 15:
- return (fosc2 + 6) / 12;
- case 9: /* 50MHz */
- case 13:
- return (fosc2 + 3) / 6;
- case 10:/* 30MHz */
- return (fosc2 + 5) / 10;
- case 11:/* 60MHz */
- return (fosc2 + 2) / 5;
- }
-
- return 0;
-}
-
-
-/*
- * ####################################
- * Init/Cleanup API
- * ####################################
- */
-
-/*
- * Description:
- * register device
- * Input:
- * none
- * Output:
- * 0 --- successful
- * else --- failure, usually it is negative value of error code
- */
-int __init danube_cgu_init(void)
-{
- int ret;
-
- ret = misc_register(&cgu_miscdev);
- if ( ret )
- {
- printk(KERN_ERR "cgu: can't misc_register\n");
- return ret;
- }
- else
- printk(KERN_INFO "cgu: misc_register on minor = %d\n", cgu_miscdev.minor);
-
- /*
- * initialize fake registers to do testing on Amazon
- */
-#if defined(DEBUG_ON_AMAZON) && DEBUG_ON_AMAZON
- #ifdef DEBUG_PRINT_INFO
- #undef DEBUG_PRINT_INFO
- #endif
- #define DEBUG_PRINT_INFO 1
-
- *DANUBE_CGU_DIV = 0x00010019;
- *DANUBE_CGU_PLL_NMK0 = 0x416002C3;
- *DANUBE_CGU_PLL_SR0 = 0x74000013;
- *DANUBE_CGU_PLL_NMK1 = 0x4C60009C;
- *DANUBE_CGU_PLL_SR1 = 0x54000013;
- *DANUBE_CGU_PLL_SR2 = 0x58890013;
- *DANUBE_CGU_IF_CLK = 0x00000000;
- *DANUBE_CGU_OSC_CTRL = 0x00000000;
- *DANUBE_CGU_SMD = 0x00000000;
- *DANUBE_CGU_CRD = 0x00010000;
- *DANUBE_CGU_CT1SR = 0x00000000;
- *DANUBE_CGU_CT2SR = CGU_PLL_NMK1_PLLK;
- *DANUBE_CGU_PCMCR = 0x00000000;
- *DANUBE_CGU_MUX = 0x00000008;
-#endif // defined(DEBUG_ON_AMAZON) && DEBUG_ON_AMAZON
-
- /*
- * for testing only
- */
-#if defined(DEBUG_PRINT_INFO) && DEBUG_PRINT_INFO
- printk("pll0 N = %d, M = %d, K = %d, DIV = %d\n", CGU_PLL_NMK0_PLLN, CGU_PLL_NMK0_PLLM, CGU_PLL_NMK0_PLLK, CGU_PLL_SR0_PLLDIV);
- printk("pll1 N = %d, M = %d, K = %d, DIV = %d\n", CGU_PLL_NMK1_PLLN, CGU_PLL_NMK1_PLLM, CGU_PLL_NMK1_PLLK, CGU_PLL_SR1_PLLDIV);
- printk("pll2 N = %d, M = %d, DIV = %d\n", CGU_PLL_SR2_PLLN, CGU_PLL_SR2_PLLM, CGU_PLL_SR2_PLLDIV);
- printk("pll0_fosc = %d\n", cgu_get_pll0_fosc());
- printk("pll0_fps = %d\n", cgu_get_pll0_fps());
- printk("pll0_fdiv = %d\n", cgu_get_pll0_fdiv());
- printk("pll1_fosc = %d\n", cgu_get_pll1_fosc());
- printk("pll1_fps = %d\n", cgu_get_pll1_fps());
- printk("pll1_fdiv = %d\n", cgu_get_pll1_fdiv());
- printk("pll2_fosc = %d\n", cgu_get_pll2_fosc());
- printk("pll2_fps = %d\n", cgu_get_pll2_fps());
- printk("mips0 clock = %d\n", cgu_get_mips_clock(0));
- printk("mips1 clock = %d\n", cgu_get_mips_clock(1));
- printk("cpu clock = %d\n", cgu_get_cpu_clock());
- printk("IO region = %d\n", cgu_get_io_region_clock());
- printk("FPI bus 1 = %d\n", cgu_get_fpi_bus_clock(1));
- printk("FPI bus 2 = %d\n", cgu_get_fpi_bus_clock(2));
- printk("PP32 clock = %d\n", cgu_get_pp32_clock());
- printk("PCI clock = %d\n", cgu_get_pci_clock());
- printk("Ethernet = %d\n", cgu_get_ethernet_clock());
- printk("USB clock = %d\n", cgu_get_usb_clock());
- printk("Clockout0 = %d\n", cgu_get_clockout(0));
- printk("Clockout1 = %d\n", cgu_get_clockout(1));
- printk("Clockout2 = %d\n", cgu_get_clockout(2));
- printk("Clockout3 = %d\n", cgu_get_clockout(3));
-#endif // defined(DEBUG_PRINT_INFO) && DEBUG_PRINT_INFO
-
- return 0;
-}
-
-/*
- * Description:
- * deregister device
- * Input:
- * none
- * Output:
- * none
- */
-void __exit danube_cgu_exit(void)
-{
- int ret;
-
- ret = misc_deregister(&cgu_miscdev);
- if ( ret )
- printk(KERN_ERR "cgu: can't misc_deregister, get error number %d\n", -ret);
- else
- printk(KERN_INFO "cgu: misc_deregister successfully\n");
-}
-
-module_init(danube_cgu_init);
-module_exit(danube_cgu_exit);
diff --git a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/ifx_cgu.h b/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/ifx_cgu.h deleted file mode 100644 index 78fe21d62..000000000 --- a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/ifx_cgu.h +++ /dev/null @@ -1,91 +0,0 @@ -#ifndef __DANUBE_CGU_DEV_H__2005_07_20__14_26__
-#define __DANUBE_CGU_DEV_H__2005_07_20__14_26__
-
-
-/******************************************************************************
- Copyright (c) 2002, Infineon Technologies. All rights reserved.
-
- No Warranty
- Because the program is licensed free of charge, there is no warranty for
- the program, to the extent permitted by applicable law. Except when
- otherwise stated in writing the copyright holders and/or other parties
- provide the program "as is" without warranty of any kind, either
- expressed or implied, including, but not limited to, the implied
- warranties of merchantability and fitness for a particular purpose. The
- entire risk as to the quality and performance of the program is with
- you. should the program prove defective, you assume the cost of all
- necessary servicing, repair or correction.
-
- In no event unless required by applicable law or agreed to in writing
- will any copyright holder, or any other party who may modify and/or
- redistribute the program as permitted above, be liable to you for
- damages, including any general, special, incidental or consequential
- damages arising out of the use or inability to use the program
- (including but not limited to loss of data or data being rendered
- inaccurate or losses sustained by you or third parties or a failure of
- the program to operate with any other programs), even if such holder or
- other party has been advised of the possibility of such damages.
-******************************************************************************/
-
-
-/*
- * ####################################
- * Definition
- * ####################################
- */
-
-/*
- * ioctl Command
- */
-#define CGU_IOC_MAGIC 'u'
-#define CGU_GET_CLOCK_RATES _IOW(CGU_IOC_MAGIC, 0, struct cgu_clock_rates)
-#define CGU_IOC_MAXNR 1
-
-
-/*
- * ####################################
- * Data Type
- * ####################################
- */
-
-/*
- * Data Type Used to Call ioctl(GET_CLOCK_RATES)
- */
-struct cgu_clock_rates {
- u32 mips0;
- u32 mips1;
- u32 cpu;
- u32 io_region;
- u32 fpi_bus1;
- u32 fpi_bus2;
- u32 pp32;
- u32 pci;
- u32 ethernet;
- u32 usb;
- u32 clockout0;
- u32 clockout1;
- u32 clockout2;
- u32 clockout3;
-};
-
-
-/*
- * ####################################
- * Declaration
- * ####################################
- */
-
-#if defined(__KERNEL__)
- extern u32 cgu_get_mips_clock(int);
- extern u32 cgu_get_cpu_clock(void);
- extern u32 cgu_get_io_region_clock(void);
- extern u32 cgu_get_fpi_bus_clock(int);
- extern u32 cgu_get_pp32_clock(void);
- extern u32 cgu_get_pci_clock(void);
- extern u32 cgu_get_ethernet_clock(void);
- extern u32 cgu_get_usb_clock(void);
- extern u32 cgu_get_clockout(int);
-#endif // defined(__KERNEL__)
-
-
-#endif // __DANUBE_CGU_DEV_H__2005_07_20__14_26__
diff --git a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/ifx_clock.c b/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/ifx_clock.c deleted file mode 100644 index 0a1cdacdc..000000000 --- a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/ifx_clock.c +++ /dev/null @@ -1,91 +0,0 @@ -/* - * (C) Copyright 2003 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <asm-mips/danube.h> - - - -/******************************************************************************* -* -* get_cpuclk - returns the frequency of the CPU. -* -* NOTE: -* This functions should be used by the hardware driver to get the correct -* frequency of the CPU. -*/ - -unsigned int danube_get_ddr_hz(void) -{ - switch((*DANUBE_CGU_SYS) & 0x3){ - case 0: - return 166666667; - case 1: - return 133333333; - case 2: - return 111111111; - case 3: - return 83333333; - } -} - - -uint danube_get_cpuclk(void) -{ -#ifdef CONFIG_USE_EMULATOR - return EMULATOR_CPU_SPEED; -#else //NOT CONFIG_USE_EMULATOR - unsigned int ddr_clock=danube_get_ddr_hz(); - switch((*DANUBE_CGU_SYS) & 0xc){ - case 0: - return 333333333; - case 4: - return ddr_clock; - case 8: - return ddr_clock << 1; - default: - break; - /*reserved*/ - } -#endif - -} - - -uint danube_get_fpiclk(void) -{ -#ifdef CONFIG_USE_EMULATOR - unsigned int clkCPU; - clkCPU = danube_get_cpu_hz(); - return clkCPU >> 2; -#else //NOT CONFIG_USE_EMULATOR - unsigned int ddr_clock=danube_get_ddr_hz(); - if ((*DANUBE_CGU_SYS) & 0x40){ - return ddr_clock >> 1; - } - return ddr_clock; -#endif - -} - - diff --git a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/ifx_cpu.c b/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/ifx_cpu.c deleted file mode 100644 index 49355de55..000000000 --- a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/ifx_cpu.c +++ /dev/null @@ -1,5 +0,0 @@ - -#define IFX_CPU_RESET \ -{ *DANUBE_RCU_RST_REQ |=1<<30; \ -} - diff --git a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/ifx_start.S b/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/ifx_start.S deleted file mode 100644 index 17c0b0ae5..000000000 --- a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/ifx_start.S +++ /dev/null @@ -1,51 +0,0 @@ -/* - * IFX Platform Dependent CPU Initializations - * - for Danube - */ - -#define IFX_EBU_BOOTCFG_DWORD \ - .word INFINEON_EBU_BOOTCFG; /* EBU init code, fetched during booting */ \ - .word 0x00000000; /* phases of the flash */ - -#define IFX_MORE_RESERVED_VECTORS \ - XVECENT(romExcHandle,0x400); /* Int, CauseIV=1 */ \ - RVECENT(romReserved,129); \ - RVECENT(romReserved,130); \ - RVECENT(romReserved,131); \ - RVECENT(romReserved,132); \ - RVECENT(romReserved,133); \ - RVECENT(romReserved,134); \ - RVECENT(romReserved,135); \ - RVECENT(romReserved,136); \ - RVECENT(romReserved,137); \ - RVECENT(romReserved,138); \ - RVECENT(romReserved,139); \ - RVECENT(romReserved,140); \ - RVECENT(romReserved,141); \ - RVECENT(romReserved,142); \ - RVECENT(romReserved,143); \ - RVECENT(romExcHandle,0x480); /* EJTAG debug exception */ - -#define IFX_RESET_PRECHECK \ - mfc0 k0, CP0_EBASE; \ - and k0, EBASEF_CPUNUM; \ - bne k0, zero, ifx_mips_handler_1; \ - nop; - -#define IFX_CPU_EXTRA_INIT \ - mfc0 k0, CP0_CONFIG, 7; \ - li k1, 0x04; \ - or k0, k1; \ - mtc0 k0, CP0_CONFIG, 7; - -#define IFX_CACHE_OPER_MODE \ - li t0, CONF_CM_CACHABLE_NO_WA; - -/* - * Stop VCPU - */ -#define IFX_MIPS_HANDLER_1 \ - wait; \ - b ifx_mips_handler_1; \ - nop; - diff --git a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/incaip_clock.c b/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/incaip_clock.c deleted file mode 100644 index 1b0a0fd39..000000000 --- a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/incaip_clock.c +++ /dev/null @@ -1,120 +0,0 @@ -/* - * (C) Copyright 2003 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#ifdef CONFIG_INCA_IP - -#include <common.h> -#include <asm/inca-ip.h> - - -/******************************************************************************* -* -* get_cpuclk - returns the frequency of the CPU. -* -* Gets the value directly from the INCA-IP hardware. -* -* RETURNS: -* 150.000.000 for 150 MHz -* 133.333.333 for 133 Mhz (= 400MHz/3) -* 100.000.000 for 100 Mhz (= 400MHz/4) -* NOTE: -* This functions should be used by the hardware driver to get the correct -* frequency of the CPU. Don't use the macros, which are set to init the CPU -* frequency in the ROM code. -*/ -uint incaip_get_cpuclk (void) -{ - /*-------------------------------------------------------------------------*/ - /* CPU Clock Input Multiplexer (MUX I) */ - /* Multiplexer MUX I selects the maximum input clock to the CPU. */ - /*-------------------------------------------------------------------------*/ - if (*((volatile ulong *) INCA_IP_CGU_CGU_MUXCR) & - INCA_IP_CGU_CGU_MUXCR_MUXI) { - /* MUX I set to 150 MHz clock */ - return 150000000; - } else { - /* MUX I set to 100/133 MHz clock */ - if (*((volatile ulong *) INCA_IP_CGU_CGU_DIVCR) & 0x40) { - /* Division value is 1/3, maximum CPU operating */ - /* frequency is 133.3 MHz */ - return 133333333; - } else { - /* Division value is 1/4, maximum CPU operating */ - /* frequency is 100 MHz */ - return 100000000; - } - } -} - -/******************************************************************************* -* -* get_fpiclk - returns the frequency of the FPI bus. -* -* Gets the value directly from the INCA-IP hardware. -* -* RETURNS: Frquency in Hz -* -* NOTE: -* This functions should be used by the hardware driver to get the correct -* frequency of the CPU. Don't use the macros, which are set to init the CPU -* frequency in the ROM code. -* The calculation for the -*/ -uint incaip_get_fpiclk (void) -{ - uint clkCPU; - - clkCPU = incaip_get_cpuclk (); - - switch (*((volatile ulong *) INCA_IP_CGU_CGU_DIVCR) & 0xC) { - case 0x4: - return clkCPU >> 1; /* devided by 2 */ - break; - case 0x8: - return clkCPU >> 2; /* devided by 4 */ - break; - default: - return clkCPU; - break; - } -} - -int incaip_set_cpuclk (void) -{ - extern void ebu_init(long); - extern void cgu_init(long); - extern void sdram_init(long); - char tmp[64]; - ulong cpuclk; - - if (getenv_r ("cpuclk", tmp, sizeof (tmp)) > 0) { - cpuclk = simple_strtoul (tmp, NULL, 10) * 1000000; - cgu_init (cpuclk); - ebu_init (cpuclk); - sdram_init (cpuclk); - } - - return 0; -} - -#endif /* CONFIG_INCA_IP */ diff --git a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/incaip_wdt.S b/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/incaip_wdt.S deleted file mode 100644 index 0c6b5e201..000000000 --- a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/incaip_wdt.S +++ /dev/null @@ -1,75 +0,0 @@ -/* - * INCA-IP Watchdog timer management code. - * - * Copyright (c) 2003 Wolfgang Denk <wd@denx.de> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - - -#include <config.h> -#include <version.h> -#include <asm/regdef.h> - -#ifdef CONFIG_INCA_IP - -#define WD_BASE 0xb8000000 -#define WD_CON0(value) 0x0020(value) -#define WD_CON1(value) 0x0024(value) -#define WD_DISABLE 0x00000008 -#define WD_ENABLE 0x00000000 -#define WD_WRITE_PW 0xFFFC00F8 -#define WD_WRITE_ENDINIT 0xFFFC00F3 -#define WD_WRITE_INIT 0xFFFC00F2 - - - .globl disable_incaip_wdt -disable_incaip_wdt: - li t0, WD_BASE - - /* Calculate password. - */ - lw t2, WD_CON1(t0) - and t2, 0xC - - lw t3, WD_CON0(t0) - and t3, 0xFFFFFF01 - - or t3, t2 - or t3, 0xF0 - - sw t3, WD_CON0(t0) /* write password */ - - /* Clear ENDINIT. - */ - li t1, WD_WRITE_INIT - sw t1, WD_CON0(t0) - - - li t1, WD_DISABLE - sw t1, WD_CON1(t0) /* disable watchdog */ - li t1, WD_WRITE_PW - sw t1, WD_CON0(t0) /* write password */ - li t1, WD_WRITE_ENDINIT - sw t1, WD_CON0(t0) /* end command */ - - j ra - nop - -#endif /* CONFIG_INCA_IP */ diff --git a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/interrupts.c b/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/interrupts.c deleted file mode 100644 index 87f7a9f7e..000000000 --- a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/interrupts.c +++ /dev/null @@ -1,33 +0,0 @@ -/* - * (C) Copyright 2003 - * Wolfgang Denk, DENX Software Engineering, <wd@denx.de> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> - -void enable_interrupts(void) -{ -} - -int disable_interrupts(void) -{ - return 0; -} diff --git a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/start.S b/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/start.S deleted file mode 100644 index b1ee491d3..000000000 --- a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/start.S +++ /dev/null @@ -1,442 +0,0 @@ -/* - * Startup Code for MIPS32 CPU-core - * - * Copyright (c) 2003 Wolfgang Denk <wd@denx.de> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - - -#include <config.h> -#include <version.h> -#include <asm/regdef.h> -#include <asm/mipsregs.h> -#if defined(CONFIG_IFX_MIPS) -#include "ifx_start.S" -#endif - -#define RVECENT(f,n) \ - b f; nop -#define XVECENT(f,bev) \ - b f ; \ - li k0,bev - - .set noreorder - - .globl _start - .text -_start: - RVECENT(reset,0) /* U-boot entry point */ - RVECENT(reset,1) /* software reboot */ -#if defined(CONFIG_INCA_IP) - .word INFINEON_EBU_BOOTCFG /* EBU init code, fetched during booting */ - .word 0x00000000 /* phase of the flash */ -#elif defined(CONFIG_IFX_MIPS) && defined(IFX_EBU_BOOTCFG_DWORD) - IFX_EBU_BOOTCFG_DWORD -#elif defined(CONFIG_PURPLE) - .word INFINEON_EBU_BOOTCFG /* EBU init code, fetched during booting */ - .word INFINEON_EBU_BOOTCFG /* EBU init code, fetched during booting */ -#else - RVECENT(romReserved,2) -#endif - RVECENT(romReserved,3) - RVECENT(romReserved,4) - RVECENT(romReserved,5) - RVECENT(romReserved,6) - RVECENT(romReserved,7) - RVECENT(romReserved,8) - RVECENT(romReserved,9) - RVECENT(romReserved,10) - RVECENT(romReserved,11) - RVECENT(romReserved,12) - RVECENT(romReserved,13) - RVECENT(romReserved,14) - RVECENT(romReserved,15) - RVECENT(romReserved,16) - RVECENT(romReserved,17) - RVECENT(romReserved,18) - RVECENT(romReserved,19) - RVECENT(romReserved,20) - RVECENT(romReserved,21) - RVECENT(romReserved,22) - RVECENT(romReserved,23) - RVECENT(romReserved,24) - RVECENT(romReserved,25) - RVECENT(romReserved,26) - RVECENT(romReserved,27) - RVECENT(romReserved,28) - RVECENT(romReserved,29) - RVECENT(romReserved,30) - RVECENT(romReserved,31) - RVECENT(romReserved,32) - RVECENT(romReserved,33) - RVECENT(romReserved,34) - RVECENT(romReserved,35) - RVECENT(romReserved,36) - RVECENT(romReserved,37) - RVECENT(romReserved,38) - RVECENT(romReserved,39) - RVECENT(romReserved,40) - RVECENT(romReserved,41) - RVECENT(romReserved,42) - RVECENT(romReserved,43) - RVECENT(romReserved,44) - RVECENT(romReserved,45) - RVECENT(romReserved,46) - RVECENT(romReserved,47) - RVECENT(romReserved,48) - RVECENT(romReserved,49) - RVECENT(romReserved,50) - RVECENT(romReserved,51) - RVECENT(romReserved,52) - RVECENT(romReserved,53) - RVECENT(romReserved,54) - RVECENT(romReserved,55) - RVECENT(romReserved,56) - RVECENT(romReserved,57) - RVECENT(romReserved,58) - RVECENT(romReserved,59) - RVECENT(romReserved,60) - RVECENT(romReserved,61) - RVECENT(romReserved,62) - RVECENT(romReserved,63) - XVECENT(romExcHandle,0x200) /* bfc00200: R4000 tlbmiss vector */ - RVECENT(romReserved,65) - RVECENT(romReserved,66) - RVECENT(romReserved,67) - RVECENT(romReserved,68) - RVECENT(romReserved,69) - RVECENT(romReserved,70) - RVECENT(romReserved,71) - RVECENT(romReserved,72) - RVECENT(romReserved,73) - RVECENT(romReserved,74) - RVECENT(romReserved,75) - RVECENT(romReserved,76) - RVECENT(romReserved,77) - RVECENT(romReserved,78) - RVECENT(romReserved,79) - XVECENT(romExcHandle,0x280) /* bfc00280: R4000 xtlbmiss vector */ - RVECENT(romReserved,81) - RVECENT(romReserved,82) - RVECENT(romReserved,83) - RVECENT(romReserved,84) - RVECENT(romReserved,85) - RVECENT(romReserved,86) - RVECENT(romReserved,87) - RVECENT(romReserved,88) - RVECENT(romReserved,89) - RVECENT(romReserved,90) - RVECENT(romReserved,91) - RVECENT(romReserved,92) - RVECENT(romReserved,93) - RVECENT(romReserved,94) - RVECENT(romReserved,95) - XVECENT(romExcHandle,0x300) /* bfc00300: R4000 cache vector */ - RVECENT(romReserved,97) - RVECENT(romReserved,98) - RVECENT(romReserved,99) - RVECENT(romReserved,100) - RVECENT(romReserved,101) - RVECENT(romReserved,102) - RVECENT(romReserved,103) - RVECENT(romReserved,104) - RVECENT(romReserved,105) - RVECENT(romReserved,106) - RVECENT(romReserved,107) - RVECENT(romReserved,108) - RVECENT(romReserved,109) - RVECENT(romReserved,110) - RVECENT(romReserved,111) - XVECENT(romExcHandle,0x380) /* bfc00380: R4000 general vector */ - RVECENT(romReserved,113) - RVECENT(romReserved,114) - RVECENT(romReserved,115) - RVECENT(romReserved,116) - RVECENT(romReserved,116) - RVECENT(romReserved,118) - RVECENT(romReserved,119) - RVECENT(romReserved,120) - RVECENT(romReserved,121) - RVECENT(romReserved,122) - RVECENT(romReserved,123) - RVECENT(romReserved,124) - RVECENT(romReserved,125) - RVECENT(romReserved,126) - RVECENT(romReserved,127) - - /* We hope there are no more reserved vectors! - * 128 * 8 == 1024 == 0x400 - * so this is address R_VEC+0x400 == 0xbfc00400 - */ -#if defined(CONFIG_IFX_MIPS) && defined(IFX_MORE_RESERVED_VECTORS) - IFX_MORE_RESERVED_VECTORS -#else -#ifdef CONFIG_PURPLE -/* 0xbfc00400 */ - .word 0xdc870000 - .word 0xfca70000 - .word 0x20840008 - .word 0x20a50008 - .word 0x20c6ffff - .word 0x14c0fffa - .word 0x00000000 - .word 0x03e00008 - .word 0x00000000 - .word 0x00000000 -/* 0xbfc00428 */ - .word 0xdc870000 - .word 0xfca70000 - .word 0x20840008 - .word 0x20a50008 - .word 0x20c6ffff - .word 0x14c0fffa - .word 0x00000000 - .word 0x03e00008 - .word 0x00000000 - .word 0x00000000 -#endif /* CONFIG_PURPLE */ -#endif /* CONFIG_IFX_MIPS */ - .align 4 -reset: -#if defined(CONFIG_IFX_MIPS) && defined(IFX_RESET_PRECHECK) - IFX_RESET_PRECHECK -#endif - /* Clear watch registers. - */ - mtc0 zero, CP0_WATCHLO - mtc0 zero, CP0_WATCHHI - - /* STATUS register */ -#ifdef CONFIG_TB0229 - li k0, ST0_CU0 -#else - mfc0 k0, CP0_STATUS -#endif - li k1, ~ST0_IE - and k0, k1 - mtc0 k0, CP0_STATUS - - /* CAUSE register */ - mtc0 zero, CP0_CAUSE - -#if defined(CONFIG_IFX_MIPS) && defined(IFX_CPU_EXTRA_INIT) - IFX_CPU_EXTRA_INIT -#endif - - /* Init Timer */ - mtc0 zero, CP0_COUNT - mtc0 zero, CP0_COMPARE - - /* CONFIG0 register */ - li t0, CONF_CM_UNCACHED - mtc0 t0, CP0_CONFIG - - /* Initialize GOT pointer. - */ - bal 1f - nop - .word _GLOBAL_OFFSET_TABLE_ - 1: - move gp, ra - lw t1, 0(ra) - move gp, t1 - -#ifdef CONFIG_INCA_IP - /* Disable INCA-IP Watchdog. - */ - la t9, disable_incaip_wdt - jalr t9 - nop -#endif - - /* Initialize any external memory. - */ - la t9, lowlevel_init - jalr t9 - nop - - /* Initialize caches... - */ - la t9, mips_cache_reset - jalr t9 - nop - - /* ... and enable them. - */ -#if defined(CONFIG_IFX_MIPS) && defined(IFX_CACHE_OPER_MODE) - IFX_CACHE_OPER_MODE -#else - li t0, CONF_CM_CACHABLE_NONCOHERENT -#endif - mtc0 t0, CP0_CONFIG - - - /* Set up temporary stack. - */ - li a0, CFG_INIT_SP_OFFSET - la t9, mips_cache_lock - jalr t9 - nop - - li t0, CFG_SDRAM_BASE + CFG_INIT_SP_OFFSET - la sp, 0(t0) - - la t9, board_init_f - j t9 - nop - -#ifdef CFG_HEAD_CODE -/* - * void jump_unconditional (addr) - * This function simply jumps to the location pointed by a0. - * a0 = target_location - * - */ - .globl jump_unconditional - .ent jump_unconditional -jump_unconditional: - move t9, a0 - j t9 - nop - .end jump_unconditional - -#endif - -/* - * void relocate_code (addr_sp, gd, addr_moni) - * - * This "function" does not return, instead it continues in RAM - * after relocating the monitor code. - * - * a0 = addr_sp - * a1 = gd - * a2 = destination address - */ - .globl relocate_code - .ent relocate_code -relocate_code: - move sp, a0 /* Set new stack pointer */ - -#ifdef CFG_HEAD_CODE - li t0, CFG_HEAD_BASE -#else - li t0, CFG_MONITOR_BASE -#endif - la t3, in_ram - lw t2, -12(t3) /* t2 <-- uboot_end_data */ - move t1, a2 - - /* - * Fix GOT pointer: - * - * New GOT-PTR = (old GOT-PTR - CFG_MONITOR_BASE) + Destination Address - */ - move t6, gp -#ifdef CFG_HEAD_CODE - sub gp, CFG_HEAD_BASE -#else - sub gp, CFG_MONITOR_BASE -#endif - add gp, a2 /* gp now adjusted */ - sub t6, gp, t6 /* t6 <-- relocation offset */ - - /* - * t0 = source address - * t1 = target address - * t2 = source end address - */ - /* On the purple board we copy the code earlier in a special way - * in order to solve flash problems - */ -#ifndef CONFIG_PURPLE -1: - lw t3, 0(t0) - sw t3, 0(t1) - addu t0, 4 - ble t0, t2, 1b - addu t1, 4 /* delay slot */ -#endif - - /* If caches were enabled, we would have to flush them here. - */ - - /* Jump to where we've relocated ourselves. - */ - addi t0, a2, in_ram - _start - j t0 - nop - - .word uboot_end_data - .word uboot_end - .word num_got_entries - -in_ram: - /* Now we want to update GOT. - */ - lw t3, -4(t0) /* t3 <-- num_got_entries */ - addi t4, gp, 8 /* Skipping first two entries. */ - li t2, 2 -1: - lw t1, 0(t4) - beqz t1, 2f - add t1, t6 - sw t1, 0(t4) -2: - addi t2, 1 - blt t2, t3, 1b - addi t4, 4 /* delay slot */ - - /* Clear BSS. - */ - lw t1, -12(t0) /* t1 <-- uboot_end_data */ - lw t2, -8(t0) /* t2 <-- uboot_end */ - add t1, t6 /* adjust pointers */ - add t2, t6 - - sub t1, 4 -1: addi t1, 4 - bltl t1, t2, 1b - sw zero, 0(t1) /* delay slot */ - - move a0, a1 - la t9, board_init_r - j t9 - move a1, a2 /* delay slot */ - - .end relocate_code - - - /* Exception handlers. - */ -romReserved: - b romReserved - -romExcHandle: - b romExcHandle - - /* Additional handlers. - */ -#if defined(CONFIG_IFX_MIPS) -#if defined(IFX_MIPS_HANDLER_1) -ifx_mips_handler_1: - IFX_MIPS_HANDLER_1 -#endif -#endif - diff --git a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/start_bootstrap.S b/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/start_bootstrap.S deleted file mode 100644 index cd7a13fab..000000000 --- a/target/linux/ifxmips/image/u-boot/files/cpu/mips/danube/start_bootstrap.S +++ /dev/null @@ -1,428 +0,0 @@ -/* - * Startup Code for MIPS32 CPU-core - * - * Copyright (c) 2003 Wolfgang Denk <wd@denx.de> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - - -#include <config.h> -#include <version.h> -#include <asm/regdef.h> -#include <asm/mipsregs.h> - - -#define RVECENT(f,n) \ - b f; nop -#define XVECENT(f,bev) \ - b f ; \ - li k0,bev - - .set noreorder - - .globl _start_bootstrap - .text -_start_bootstrap: - RVECENT(reset,0) /* U-boot entry point */ - RVECENT(reset,1) /* software reboot */ -#if defined(CONFIG_INCA_IP) || defined(CONFIG_INCA_IP2) - .word INFINEON_EBU_BOOTCFG /* EBU init code, fetched during booting */ - .word 0x00000000 /* phase of the flash */ -#elif defined(CONFIG_PURPLE) - .word INFINEON_EBU_BOOTCFG /* EBU init code, fetched during booting */ - .word INFINEON_EBU_BOOTCFG /* EBU init code, fetched during booting */ -#elif defined(CONFIG_DANUBE) - - .org 0x10 - .word INFINEON_EBU_BOOTCFG /* EBU init code, fetched during booting */ - .word 0x00000000 /* phase of the flash */ - - .org 0x18 - .word 0x312E3000 /* version x.x */ - .word 0x00000000 /* phase of the flash */ -#else - RVECENT(romReserved,2) -#endif - RVECENT(romReserved,3) - RVECENT(romReserved,4) - RVECENT(romReserved,5) - RVECENT(romReserved,6) - RVECENT(romReserved,7) - RVECENT(romReserved,8) - RVECENT(romReserved,9) - RVECENT(romReserved,10) - RVECENT(romReserved,11) - RVECENT(romReserved,12) - RVECENT(romReserved,13) - RVECENT(romReserved,14) - RVECENT(romReserved,15) - RVECENT(romReserved,16) - RVECENT(romReserved,17) - RVECENT(romReserved,18) - RVECENT(romReserved,19) - RVECENT(romReserved,20) - RVECENT(romReserved,21) - RVECENT(romReserved,22) - RVECENT(romReserved,23) - RVECENT(romReserved,24) - RVECENT(romReserved,25) - RVECENT(romReserved,26) - RVECENT(romReserved,27) - RVECENT(romReserved,28) - RVECENT(romReserved,29) - RVECENT(romReserved,30) - RVECENT(romReserved,31) - RVECENT(romReserved,32) - RVECENT(romReserved,33) - RVECENT(romReserved,34) - RVECENT(romReserved,35) - RVECENT(romReserved,36) - RVECENT(romReserved,37) - RVECENT(romReserved,38) - RVECENT(romReserved,39) - RVECENT(romReserved,40) - RVECENT(romReserved,41) - RVECENT(romReserved,42) - RVECENT(romReserved,43) - RVECENT(romReserved,44) - RVECENT(romReserved,45) - RVECENT(romReserved,46) - RVECENT(romReserved,47) - RVECENT(romReserved,48) - RVECENT(romReserved,49) - RVECENT(romReserved,50) - RVECENT(romReserved,51) - RVECENT(romReserved,52) - RVECENT(romReserved,53) - RVECENT(romReserved,54) - RVECENT(romReserved,55) - RVECENT(romReserved,56) - RVECENT(romReserved,57) - RVECENT(romReserved,58) - RVECENT(romReserved,59) - RVECENT(romReserved,60) - RVECENT(romReserved,61) - RVECENT(romReserved,62) - RVECENT(romReserved,63) - XVECENT(romExcHandle,0x200) /* bfc00200: R4000 tlbmiss vector */ - RVECENT(romReserved,65) - RVECENT(romReserved,66) - RVECENT(romReserved,67) - RVECENT(romReserved,68) - RVECENT(romReserved,69) - RVECENT(romReserved,70) - RVECENT(romReserved,71) - RVECENT(romReserved,72) - RVECENT(romReserved,73) - RVECENT(romReserved,74) - RVECENT(romReserved,75) - RVECENT(romReserved,76) - RVECENT(romReserved,77) - RVECENT(romReserved,78) - RVECENT(romReserved,79) - XVECENT(romExcHandle,0x280) /* bfc00280: R4000 xtlbmiss vector */ - RVECENT(romReserved,81) - RVECENT(romReserved,82) - RVECENT(romReserved,83) - RVECENT(romReserved,84) - RVECENT(romReserved,85) - RVECENT(romReserved,86) - RVECENT(romReserved,87) - RVECENT(romReserved,88) - RVECENT(romReserved,89) - RVECENT(romReserved,90) - RVECENT(romReserved,91) - RVECENT(romReserved,92) - RVECENT(romReserved,93) - RVECENT(romReserved,94) - RVECENT(romReserved,95) - XVECENT(romExcHandle,0x300) /* bfc00300: R4000 cache vector */ - RVECENT(romReserved,97) - RVECENT(romReserved,98) - RVECENT(romReserved,99) - RVECENT(romReserved,100) - RVECENT(romReserved,101) - RVECENT(romReserved,102) - RVECENT(romReserved,103) - RVECENT(romReserved,104) - RVECENT(romReserved,105) - RVECENT(romReserved,106) - RVECENT(romReserved,107) - RVECENT(romReserved,108) - RVECENT(romReserved,109) - RVECENT(romReserved,110) - RVECENT(romReserved,111) - XVECENT(romExcHandle,0x380) /* bfc00380: R4000 general vector */ - RVECENT(romReserved,113) - RVECENT(romReserved,114) - RVECENT(romReserved,115) - RVECENT(romReserved,116) - RVECENT(romReserved,116) - RVECENT(romReserved,118) - RVECENT(romReserved,119) - RVECENT(romReserved,120) - RVECENT(romReserved,121) - RVECENT(romReserved,122) - RVECENT(romReserved,123) - RVECENT(romReserved,124) - RVECENT(romReserved,125) - RVECENT(romReserved,126) - RVECENT(romReserved,127) - - /* We hope there are no more reserved vectors! - * 128 * 8 == 1024 == 0x400 - * so this is address R_VEC+0x400 == 0xbfc00400 - */ -#ifdef CONFIG_PURPLE -/* 0xbfc00400 */ - .word 0xdc870000 - .word 0xfca70000 - .word 0x20840008 - .word 0x20a50008 - .word 0x20c6ffff - .word 0x14c0fffa - .word 0x00000000 - .word 0x03e00008 - .word 0x00000000 - .word 0x00000000 -/* 0xbfc00428 */ - .word 0xdc870000 - .word 0xfca70000 - .word 0x20840008 - .word 0x20a50008 - .word 0x20c6ffff - .word 0x14c0fffa - .word 0x00000000 - .word 0x03e00008 - .word 0x00000000 - .word 0x00000000 -#endif /* CONFIG_PURPLE */ - .align 4 -reset: -#ifdef CONFIG_INCA_IP2 - /* Check for Host or Voice CPU */ - - mfc0 k0, CP0_EBASE - and k0, EBASEF_CPUNUM - srl k0, EBASEB_CPUNUM - subu k0, EBASE_CPU_HOST - bne k0, zero, voice_reset_handler - nop - -#endif - - /* Clear watch registers. - */ - mtc0 zero, CP0_WATCHLO - mtc0 zero, CP0_WATCHHI - - /* STATUS register */ -#ifdef CONFIG_TB0229 - li k0, ST0_CU0 -#else - mfc0 k0, CP0_STATUS -#endif - li k1, ~ST0_IE - and k0, k1 - mtc0 k0, CP0_STATUS - - /* CAUSE register */ - mtc0 zero, CP0_CAUSE - -#ifdef CONFIG_INCA_IP2 - /* CONFIG7 register */ - mfc0 k0, CP0_CONFIG, 7 - li k1, 4 /* Disable RPS due to E83 bug of 24KEC */ - or k0, k1 - mtc0 k0, CP0_CONFIG, 7 -#endif - /* Init Timer */ - mtc0 zero, CP0_COUNT - mtc0 zero, CP0_COMPARE - - /* CONFIG0 register */ - li t0, CONF_CM_UNCACHED - mtc0 t0, CP0_CONFIG - - /* Initialize GOT pointer. - */ - bal 1f - nop - .word _GLOBAL_OFFSET_TABLE_ - 1: - move gp, ra - lw t1, 0(ra) - move gp, t1 - -#ifdef CONFIG_INCA_IP - /* Disable INCA-IP Watchdog. - */ - la t9, disable_incaip_wdt - jalr t9 - nop -#endif - - /* Initialize any external memory. - */ - la t9, lowlevel_init - jalr t9 - nop - - /* Initialize caches... - */ - la t9, mips_cache_reset - jalr t9 - nop - - /* ... and enable them. - */ -#ifdef CONFIG_MIPS_FORCE_CACHE_WRITE_THROUGH - li t0, CONF_CM_CACHABLE_NO_WA -#else - li t0, CONF_CM_CACHABLE_NONCOHERENT -#endif - mtc0 t0, CP0_CONFIG - - - /* Set up temporary stack. - */ - li a0, CFG_INIT_SP_OFFSET - la t9, mips_cache_lock - jalr t9 - nop - - li t0, CFG_SDRAM_BASE + CFG_INIT_SP_OFFSET - la sp, 0(t0) - - la t9, bootstrap_board_init_f - j t9 - nop - - -/* - * void bootstrap_relocate_code (addr_sp, gd, addr_moni) - * - * This "function" does not return, instead it continues in RAM - * after relocating the monitor code. - * - * a0 = addr_sp - * a1 = gd - * a2 = destination address - */ - .globl bootstrap_relocate_code - .ent bootstrap_relocate_code -bootstrap_relocate_code: - move sp, a0 /* Set new stack pointer */ - - li t0, BOOTSTRAP_CFG_MONITOR_BASE - la t3, in_ram - lw t2, -12(t3) /* t2 <-- uboot_end_data_bootsrap */ - move t1, a2 - - /* - * Fix GOT pointer: - * - * New GOT-PTR = (old GOT-PTR - BOOTSTRAP_CFG_MONITOR_BASE) + Destination Address - */ - move t6, gp - sub gp, BOOTSTRAP_CFG_MONITOR_BASE - add gp, a2 /* gp now adjusted */ - sub t6, gp, t6 /* t6 <-- relocation offset */ - - /* - * t0 = source address - * t1 = target address - * t2 = source end address - */ - /* On the purple board we copy the code earlier in a special way - * in order to solve flash problems - */ -#ifndef CONFIG_PURPLE -1: - lw t3, 0(t0) - sw t3, 0(t1) - addu t0, 4 - ble t0, t2, 1b - addu t1, 4 /* delay slot */ -#endif - - /* If caches were enabled, we would have to flush them here. - */ - - /* Jump to where we've relocated ourselves. - */ - addi t0, a2, in_ram - _start_bootstrap - j t0 - nop - - .word uboot_end_data_bootstrap - .word uboot_end_bootstrap - .word num_got_entries - -in_ram: - /* Now we want to update GOT. - */ - lw t3, -4(t0) /* t3 <-- num_got_entries */ - addi t4, gp, 8 /* Skipping first two entries. */ - li t2, 2 -1: - lw t1, 0(t4) - beqz t1, 2f - add t1, t6 - sw t1, 0(t4) -2: - addi t2, 1 - blt t2, t3, 1b - addi t4, 4 /* delay slot */ - - /* Clear BSS. - */ - lw t1, -12(t0) /* t1 <-- uboot_end_data_bootstrap */ - lw t2, -8(t0) /* t2 <-- uboot_end_bootstrap */ - add t1, t6 /* adjust pointers */ - add t2, t6 - - sub t1, 4 -1: addi t1, 4 - bltl t1, t2, 1b - sw zero, 0(t1) /* delay slot */ - - move a0, a1 - la t9, bootstrap_board_init_r - j t9 - move a1, a2 /* delay slot */ - - .end bootstrap_relocate_code - - - /* Exception handlers. - */ -romReserved: - b romReserved - -romExcHandle: - b romExcHandle - -#ifdef CONFIG_INCA_IP2 -voice_reset_handler: - wait - b voice_reset_handler - nop -#endif |