diff options
Diffstat (limited to 'openwrt/package/linux/kernel-source/arch/mips/brcm-boards/generic')
4 files changed, 0 insertions, 327 deletions
diff --git a/openwrt/package/linux/kernel-source/arch/mips/brcm-boards/generic/Makefile b/openwrt/package/linux/kernel-source/arch/mips/brcm-boards/generic/Makefile deleted file mode 100644 index e16a80e56..000000000 --- a/openwrt/package/linux/kernel-source/arch/mips/brcm-boards/generic/Makefile +++ /dev/null @@ -1,26 +0,0 @@ -# -# Makefile for generic Broadcom MIPS boards -# -# Copyright 2004, Broadcom Corporation -# All Rights Reserved. -# -# THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY -# KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM -# SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS -# FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. -# -# $Id$ -# - -.S.s: - $(CPP) $(AFLAGS) $< -o $*.s -.S.o: - $(CC) $(AFLAGS) -c $< -o $*.o - -O_TARGET := brcm.o - -obj-y := int-handler.o irq.o - -obj-$(CONFIG_REMOTE_DEBUG) += gdb_hook.o - -include $(TOPDIR)/Rules.make diff --git a/openwrt/package/linux/kernel-source/arch/mips/brcm-boards/generic/gdb_hook.c b/openwrt/package/linux/kernel-source/arch/mips/brcm-boards/generic/gdb_hook.c deleted file mode 100644 index 1345289bb..000000000 --- a/openwrt/package/linux/kernel-source/arch/mips/brcm-boards/generic/gdb_hook.c +++ /dev/null @@ -1,120 +0,0 @@ -/* - * Copyright 2004, Broadcom Corporation - * All Rights Reserved. - * - * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY - * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM - * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS - * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. - * - * Carsten Langgaard, carstenl@mips.com - * Copyright (C) 2000 MIPS Technologies, Inc. All rights reserved. - * - * ######################################################################## - * - * 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. - * - * ######################################################################## - * - * This is the interface to the remote debugger stub. - * - */ - -#include <linux/serialP.h> -#include <linux/serial_reg.h> - -#include <asm/serial.h> -#include <asm/io.h> - -static struct async_struct kdb_port_info = {0}; - -static __inline__ unsigned int serial_in(struct async_struct *info, int offset) -{ - return readb((unsigned long) info->iomem_base + - (offset<<info->iomem_reg_shift)); -} - -static __inline__ void serial_out(struct async_struct *info, int offset, - int value) -{ - writeb(value, (unsigned long) info->iomem_base + - (offset<<info->iomem_reg_shift)); -} - -void rs_kgdb_hook(struct serial_state *ser) { - int t; - - kdb_port_info.state = ser; - kdb_port_info.magic = SERIAL_MAGIC; - kdb_port_info.port = ser->port; - kdb_port_info.flags = ser->flags; - kdb_port_info.iomem_base = ser->iomem_base; - kdb_port_info.iomem_reg_shift = ser->iomem_reg_shift; - kdb_port_info.MCR = UART_MCR_DTR | UART_MCR_RTS; - - /* - * Clear all interrupts - */ - serial_in(&kdb_port_info, UART_LSR); - serial_in(&kdb_port_info, UART_RX); - serial_in(&kdb_port_info, UART_IIR); - serial_in(&kdb_port_info, UART_MSR); - - /* - * Now, initialize the UART - */ - serial_out(&kdb_port_info, UART_LCR, UART_LCR_WLEN8); /* reset DLAB */ - serial_out(&kdb_port_info, UART_MCR, kdb_port_info.MCR); - - /* - * and set the speed of the serial port - * (currently hardwired to 115200 8N1 - */ - - /* baud rate is fixed to 115200 (is this sufficient?)*/ - t = kdb_port_info.state->baud_base / 115200; - /* set DLAB */ - serial_out(&kdb_port_info, UART_LCR, UART_LCR_WLEN8 | UART_LCR_DLAB); - serial_out(&kdb_port_info, UART_DLL, t & 0xff);/* LS of divisor */ - serial_out(&kdb_port_info, UART_DLM, t >> 8); /* MS of divisor */ - /* reset DLAB */ - serial_out(&kdb_port_info, UART_LCR, UART_LCR_WLEN8); -} - -int putDebugChar(char c) -{ - - if (!kdb_port_info.state) { /* need to init device first */ - return 0; - } - - while ((serial_in(&kdb_port_info, UART_LSR) & UART_LSR_THRE) == 0) - ; - - serial_out(&kdb_port_info, UART_TX, c); - - return 1; -} - -char getDebugChar(void) -{ - if (!kdb_port_info.state) { /* need to init device first */ - return 0; - } - - while (!(serial_in(&kdb_port_info, UART_LSR) & 1)) - ; - - return(serial_in(&kdb_port_info, UART_RX)); -} diff --git a/openwrt/package/linux/kernel-source/arch/mips/brcm-boards/generic/int-handler.S b/openwrt/package/linux/kernel-source/arch/mips/brcm-boards/generic/int-handler.S deleted file mode 100644 index de8f115c2..000000000 --- a/openwrt/package/linux/kernel-source/arch/mips/brcm-boards/generic/int-handler.S +++ /dev/null @@ -1,51 +0,0 @@ -/* - * Generic interrupt handler for Broadcom MIPS boards - * - * Copyright 2004, Broadcom Corporation - * All Rights Reserved. - * - * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY - * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM - * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS - * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. - * - * $Id$ - */ - -#include <linux/config.h> - -#include <asm/asm.h> -#include <asm/mipsregs.h> -#include <asm/regdef.h> -#include <asm/stackframe.h> - -/* - * MIPS IRQ Source - * -------- ------ - * 0 Software (ignored) - * 1 Software (ignored) - * 2 Combined hardware interrupt (hw0) - * 3 Hardware - * 4 Hardware - * 5 Hardware - * 6 Hardware - * 7 R4k timer - */ - - .text - .set noreorder - .set noat - .align 5 - NESTED(brcmIRQ, PT_SIZE, sp) - SAVE_ALL - CLI - .set at - .set noreorder - - jal brcm_irq_dispatch - move a0, sp - - j ret_from_irq - nop - - END(brcmIRQ) diff --git a/openwrt/package/linux/kernel-source/arch/mips/brcm-boards/generic/irq.c b/openwrt/package/linux/kernel-source/arch/mips/brcm-boards/generic/irq.c deleted file mode 100644 index 157c6b380..000000000 --- a/openwrt/package/linux/kernel-source/arch/mips/brcm-boards/generic/irq.c +++ /dev/null @@ -1,130 +0,0 @@ -/* - * Generic interrupt control functions for Broadcom MIPS boards - * - * Copyright 2004, Broadcom Corporation - * All Rights Reserved. - * - * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY - * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM - * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS - * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. - * - * $Id$ - */ - -#include <linux/config.h> -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/interrupt.h> -#include <linux/irq.h> - -#include <asm/irq.h> -#include <asm/mipsregs.h> -#include <asm/gdb-stub.h> - -#define ALLINTS (IE_IRQ0 | IE_IRQ1 | IE_IRQ2 | IE_IRQ3 | IE_IRQ4 | IE_IRQ5) - -extern asmlinkage void brcmIRQ(void); -extern asmlinkage unsigned int do_IRQ(int irq, struct pt_regs *regs); - -void -brcm_irq_dispatch(struct pt_regs *regs) -{ - u32 cause; - - cause = read_c0_cause() & - read_c0_status() & - CAUSEF_IP; - -#ifdef CONFIG_KERNPROF - change_c0_status(cause | 1, 1); -#else - clear_c0_status(cause); -#endif - - if (cause & CAUSEF_IP7) - do_IRQ(7, regs); - if (cause & CAUSEF_IP2) - do_IRQ(2, regs); - if (cause & CAUSEF_IP3) - do_IRQ(3, regs); - if (cause & CAUSEF_IP4) - do_IRQ(4, regs); - if (cause & CAUSEF_IP5) - do_IRQ(5, regs); - if (cause & CAUSEF_IP6) - do_IRQ(6, regs); -} - -static void -enable_brcm_irq(unsigned int irq) -{ - if (irq < 8) - set_c0_status(1 << (irq + 8)); - else - set_c0_status(IE_IRQ0); -} - -static void -disable_brcm_irq(unsigned int irq) -{ - if (irq < 8) - clear_c0_status(1 << (irq + 8)); - else - clear_c0_status(IE_IRQ0); -} - -static void -ack_brcm_irq(unsigned int irq) -{ - /* Already done in brcm_irq_dispatch */ -} - -static unsigned int -startup_brcm_irq(unsigned int irq) -{ - enable_brcm_irq(irq); - - return 0; /* never anything pending */ -} - -static void -end_brcm_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS))) - enable_brcm_irq(irq); -} - -static struct hw_interrupt_type brcm_irq_type = { - typename: "MIPS", - startup: startup_brcm_irq, - shutdown: disable_brcm_irq, - enable: enable_brcm_irq, - disable: disable_brcm_irq, - ack: ack_brcm_irq, - end: end_brcm_irq, - NULL -}; - -void __init -init_IRQ(void) -{ - int i; - - for (i = 0; i < NR_IRQS; i++) { - irq_desc[i].status = IRQ_DISABLED; - irq_desc[i].action = 0; - irq_desc[i].depth = 1; - irq_desc[i].handler = &brcm_irq_type; - } - - set_except_vector(0, brcmIRQ); - change_c0_status(ST0_IM, ALLINTS); - -#ifdef CONFIG_REMOTE_DEBUG - printk("Breaking into debugger...\n"); - set_debug_traps(); - breakpoint(); -#endif -} |