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-rw-r--r--target/linux/linux-2.6/patches/brcm/001-bcm947xx.patch424
1 files changed, 351 insertions, 73 deletions
diff --git a/target/linux/linux-2.6/patches/brcm/001-bcm947xx.patch b/target/linux/linux-2.6/patches/brcm/001-bcm947xx.patch
index a37c5db71..538ef69a1 100644
--- a/target/linux/linux-2.6/patches/brcm/001-bcm947xx.patch
+++ b/target/linux/linux-2.6/patches/brcm/001-bcm947xx.patch
@@ -48,18 +48,18 @@ diff -urN linux.old/arch/mips/bcm947xx/Makefile linux.dev/arch/mips/bcm947xx/Mak
+obj-y := irq.o int-handler.o prom.o setup.o time.o pci.o
diff -urN linux.old/arch/mips/bcm947xx/broadcom/Makefile linux.dev/arch/mips/bcm947xx/broadcom/Makefile
--- linux.old/arch/mips/bcm947xx/broadcom/Makefile 1970-01-01 01:00:00.000000000 +0100
-+++ linux.dev/arch/mips/bcm947xx/broadcom/Makefile 2005-12-15 16:59:40.571216500 +0100
++++ linux.dev/arch/mips/bcm947xx/broadcom/Makefile 2005-12-17 20:51:17.749271000 +0100
@@ -0,0 +1,6 @@
+#
+# Makefile for the BCM47xx specific kernel interface routines
+# under Linux.
+#
+
-+obj-y := sbutils.o linux_osl.o bcmsrom.o bcmutils.o sbmips.o sbpci.o sflash.o nvram.o
++obj-y := sbutils.o linux_osl.o bcmsrom.o bcmutils.o sbmips.o sbpci.o sflash.o nvram.o cfe_env.o
diff -urN linux.old/arch/mips/bcm947xx/broadcom/bcmsrom.c linux.dev/arch/mips/bcm947xx/broadcom/bcmsrom.c
--- linux.old/arch/mips/bcm947xx/broadcom/bcmsrom.c 1970-01-01 01:00:00.000000000 +0100
-+++ linux.dev/arch/mips/bcm947xx/broadcom/bcmsrom.c 2005-12-15 17:35:21.719238750 +0100
-@@ -0,0 +1,483 @@
++++ linux.dev/arch/mips/bcm947xx/broadcom/bcmsrom.c 2005-12-17 01:21:23.007883000 +0100
+@@ -0,0 +1,481 @@
+/*
+ * Misc useful routines to access NIC SROM/OTP .
+ *
@@ -276,8 +276,6 @@ diff -urN linux.old/arch/mips/bcm947xx/broadcom/bcmsrom.c linux.dev/arch/mips/bc
+ int woff, i;
+ char *vp, *base;
+ osl_t *osh = sb_osh(sbh);
-+ char name[SB_DEVPATH_BUFSZ+16], *value;
-+ char devpath[SB_DEVPATH_BUFSZ];
+ int err;
+
+ /*
@@ -545,8 +543,8 @@ diff -urN linux.old/arch/mips/bcm947xx/broadcom/bcmsrom.c linux.dev/arch/mips/bc
+
diff -urN linux.old/arch/mips/bcm947xx/broadcom/bcmutils.c linux.dev/arch/mips/bcm947xx/broadcom/bcmutils.c
--- linux.old/arch/mips/bcm947xx/broadcom/bcmutils.c 1970-01-01 01:00:00.000000000 +0100
-+++ linux.dev/arch/mips/bcm947xx/broadcom/bcmutils.c 2005-12-15 20:14:31.420035750 +0100
-@@ -0,0 +1,358 @@
++++ linux.dev/arch/mips/bcm947xx/broadcom/bcmutils.c 2005-12-17 17:53:52.387365000 +0100
+@@ -0,0 +1,356 @@
+/*
+ * Misc useful OS-independent routines.
+ *
@@ -903,7 +901,243 @@ diff -urN linux.old/arch/mips/bcm947xx/broadcom/bcmutils.c linux.dev/arch/mips/b
+#define CNBUFS 5
+
+#endif
+diff -urN linux.old/arch/mips/bcm947xx/broadcom/cfe_env.c linux.dev/arch/mips/bcm947xx/broadcom/cfe_env.c
+--- linux.old/arch/mips/bcm947xx/broadcom/cfe_env.c 1970-01-01 01:00:00.000000000 +0100
++++ linux.dev/arch/mips/bcm947xx/broadcom/cfe_env.c 2005-12-17 21:40:08.166726750 +0100
+@@ -0,0 +1,234 @@
++/*
++ * NVRAM variable manipulation (Linux kernel half)
++ *
++ * Copyright 2001-2003, 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/module.h>
++#include <linux/kernel.h>
++#include <linux/string.h>
++#include <asm/io.h>
++#include <asm/uaccess.h>
++
++#include <typedefs.h>
++#include <osl.h>
++#include <bcmendian.h>
++#include <bcmutils.h>
++
++#define NVRAM_SIZE (0x1ff0)
++static char _nvdata[NVRAM_SIZE] __initdata;
++static char _valuestr[256] __initdata;
++
++/*
++ * TLV types. These codes are used in the "type-length-value"
++ * encoding of the items stored in the NVRAM device (flash or EEPROM)
++ *
++ * The layout of the flash/nvram is as follows:
++ *
++ * <type> <length> <data ...> <type> <length> <data ...> <type_end>
++ *
++ * The type code of "ENV_TLV_TYPE_END" marks the end of the list.
++ * The "length" field marks the length of the data section, not
++ * including the type and length fields.
++ *
++ * Environment variables are stored as follows:
++ *
++ * <type_env> <length> <flags> <name> = <value>
++ *
++ * If bit 0 (low bit) is set, the length is an 8-bit value.
++ * If bit 0 (low bit) is clear, the length is a 16-bit value
++ *
++ * Bit 7 set indicates "user" TLVs. In this case, bit 0 still
++ * indicates the size of the length field.
++ *
++ * Flags are from the constants below:
++ *
++ */
++#define ENV_LENGTH_16BITS 0x00 /* for low bit */
++#define ENV_LENGTH_8BITS 0x01
++
++#define ENV_TYPE_USER 0x80
++
++#define ENV_CODE_SYS(n,l) (((n)<<1)|(l))
++#define ENV_CODE_USER(n,l) ((((n)<<1)|(l)) | ENV_TYPE_USER)
++
++/*
++ * The actual TLV types we support
++ */
++
++#define ENV_TLV_TYPE_END 0x00
++#define ENV_TLV_TYPE_ENV ENV_CODE_SYS(0,ENV_LENGTH_8BITS)
++
++/*
++ * Environment variable flags
++ */
++
++#define ENV_FLG_NORMAL 0x00 /* normal read/write */
++#define ENV_FLG_BUILTIN 0x01 /* builtin - not stored in flash */
++#define ENV_FLG_READONLY 0x02 /* read-only - cannot be changed */
++
++#define ENV_FLG_MASK 0xFF /* mask of attributes we keep */
++#define ENV_FLG_ADMIN 0x100 /* lets us internally override permissions */
++
++
++/* *********************************************************************
++ * _nvram_read(buffer,offset,length)
++ *
++ * Read data from the NVRAM device
++ *
++ * Input parameters:
++ * buffer - destination buffer
++ * offset - offset of data to read
++ * length - number of bytes to read
++ *
++ * Return value:
++ * number of bytes read, or <0 if error occured
++ ********************************************************************* */
++static int
++_nvram_read(unsigned char *nv_buf, unsigned char *buffer, int offset, int length)
++{
++ int i;
++ if (offset > NVRAM_SIZE)
++ return -1;
++
++ for ( i = 0; i < length; i++) {
++ buffer[i] = ((volatile unsigned char*)nv_buf)[offset + i];
++ }
++ return length;
++}
++
++
++static char*
++_strnchr(const char *dest,int c,size_t cnt)
++{
++ while (*dest && (cnt > 0)) {
++ if (*dest == c) return (char *) dest;
++ dest++;
++ cnt--;
++ }
++ return NULL;
++}
++
++
++
++/*
++ * Core support API: Externally visible.
++ */
++
++/*
++ * Get the value of an NVRAM variable
++ * @param name name of variable to get
++ * @return value of variable or NULL if undefined
++ */
++
++char*
++cfe_env_get(unsigned char *nv_buf, char* name)
++{
++ int size;
++ unsigned char *buffer;
++ unsigned char *ptr;
++ unsigned char *envval;
++ unsigned int reclen;
++ unsigned int rectype;
++ int offset;
++ int flg;
++
++ size = NVRAM_SIZE;
++ buffer = &_nvdata[0];
++
++ ptr = buffer;
++ offset = 0;
++
++ /* Read the record type and length */
++ if (_nvram_read(nv_buf, ptr,offset,1) != 1) {
++ goto error;
++ }
++
++ while ((*ptr != ENV_TLV_TYPE_END) && (size > 1)) {
++
++ /* Adjust pointer for TLV type */
++ rectype = *(ptr);
++ offset++;
++ size--;
++
++ /*
++ * Read the length. It can be either 1 or 2 bytes
++ * depending on the code
++ */
++ if (rectype & ENV_LENGTH_8BITS) {
++ /* Read the record type and length - 8 bits */
++ if (_nvram_read(nv_buf, ptr,offset,1) != 1) {
++ goto error;
++ }
++ reclen = *(ptr);
++ size--;
++ offset++;
++ }
++ else {
++ /* Read the record type and length - 16 bits, MSB first */
++ if (_nvram_read(nv_buf, ptr,offset,2) != 2) {
++ goto error;
++ }
++ reclen = (((unsigned int) *(ptr)) << 8) + (unsigned int) *(ptr+1);
++ size -= 2;
++ offset += 2;
++ }
++
++ if (reclen > size)
++ break; /* should not happen, bad NVRAM */
++
++ switch (rectype) {
++ case ENV_TLV_TYPE_ENV:
++ /* Read the TLV data */
++ if (_nvram_read(nv_buf, ptr,offset,reclen) != reclen)
++ goto error;
++ flg = *ptr++;
++ envval = (unsigned char *) _strnchr(ptr,'=',(reclen-1));
++ if (envval) {
++ *envval++ = '\0';
++ memcpy(_valuestr,envval,(reclen-1)-(envval-ptr));
++ _valuestr[(reclen-1)-(envval-ptr)] = '\0';
++#if 0
++ printk(KERN_INFO "NVRAM:%s=%s\n", ptr, _valuestr);
++#endif
++ if(!strcmp(ptr, name)){
++ return _valuestr;
++ }
++ if((strlen(ptr) > 1) && !strcmp(&ptr[1], name))
++ return _valuestr;
++ }
++ break;
++
++ default:
++ /* Unknown TLV type, skip it. */
++ break;
++ }
++
++ /*
++ * Advance to next TLV
++ */
++
++ size -= (int)reclen;
++ offset += reclen;
++
++ /* Read the next record type */
++ ptr = buffer;
++ if (_nvram_read(nv_buf, ptr,offset,1) != 1)
++ goto error;
++ }
++
++error:
++ return NULL;
++
++}
+
diff -urN linux.old/arch/mips/bcm947xx/broadcom/linux_osl.c linux.dev/arch/mips/bcm947xx/broadcom/linux_osl.c
--- linux.old/arch/mips/bcm947xx/broadcom/linux_osl.c 1970-01-01 01:00:00.000000000 +0100
@@ -1013,8 +1247,8 @@ diff -urN linux.old/arch/mips/bcm947xx/broadcom/linux_osl.c linux.dev/arch/mips/
+
diff -urN linux.old/arch/mips/bcm947xx/broadcom/nvram.c linux.dev/arch/mips/bcm947xx/broadcom/nvram.c
--- linux.old/arch/mips/bcm947xx/broadcom/nvram.c 1970-01-01 01:00:00.000000000 +0100
-+++ linux.dev/arch/mips/bcm947xx/broadcom/nvram.c 2005-12-15 17:36:23.151078000 +0100
-@@ -0,0 +1,145 @@
++++ linux.dev/arch/mips/bcm947xx/broadcom/nvram.c 2005-12-17 21:41:45.656819500 +0100
+@@ -0,0 +1,165 @@
+/*
+ * NVRAM variable manipulation (Linux kernel half)
+ *
@@ -1037,7 +1271,7 @@ diff -urN linux.old/arch/mips/bcm947xx/broadcom/nvram.c linux.dev/arch/mips/bcm9
+#include <linux/interrupt.h>
+#include <linux/spinlock.h>
+#include <linux/slab.h>
-+#include <linux/bootmem.h>
++#include <asm/bootinfo.h>
+#include <asm/addrspace.h>
+#include <asm/io.h>
+#include <asm/uaccess.h>
@@ -1058,6 +1292,10 @@ diff -urN linux.old/arch/mips/bcm947xx/broadcom/nvram.c linux.dev/arch/mips/bcm9
+/* Global SB handle */
+extern void *sbh;
+extern spinlock_t bcm947xx_sbh_lock;
++static int cfe_env;
++
++extern char *cfe_env_get(unsigned char *nv_buf, char *name);
++
+
+/* Convenience */
+#define sbh_lock bcm947xx_sbh_lock
@@ -1075,6 +1313,7 @@ diff -urN linux.old/arch/mips/bcm947xx/broadcom/nvram.c linux.dev/arch/mips/bcm9
+ uint32 base, off, lim;
+ u32 *src, *dst;
+
++ cfe_env = 0;
+ if ((cc = sb_setcore(sbh, SB_CC, 0)) != NULL) {
+ base = KSEG1ADDR(SB_FLASH2);
+ switch (readl(&cc->capabilities) & CAP_FLASH_MASK) {
@@ -1099,6 +1338,21 @@ diff -urN linux.old/arch/mips/bcm947xx/broadcom/nvram.c linux.dev/arch/mips/bcm9
+ lim = SB_FLASH1_SZ;
+ }
+
++ /* XXX: hack for supporting the CFE environment stuff on WGT634U */
++ src = (u32 *) KSEG1ADDR(base + 8 * 1024 * 1024 - 0x2000);
++ dst = (u32 *) nvram_buf;
++ if ((lim == 0x02000000) && ((*src & 0xff00ff) == 0x000001)) {
++ printk("early_nvram_init: WGT634U NVRAM found.\n");
++
++ for (i = 0; i < 0x1ff0; i++) {
++ if (*src == 0xFFFFFFFF)
++ break;
++ *dst++ = *src++;
++ }
++ cfe_env = 1;
++ return;
++ }
++
+ off = FLASH_MIN;
+ while (off <= lim) {
+ /* Windowed flash access */
@@ -1117,7 +1371,6 @@ diff -urN linux.old/arch/mips/bcm947xx/broadcom/nvram.c linux.dev/arch/mips/bcm9
+ if (header->magic == NVRAM_MAGIC)
+ goto found;
+
-+ printk("early_nvram_init: NVRAM not found\n");
+ return;
+
+found:
@@ -1144,6 +1397,9 @@ diff -urN linux.old/arch/mips/bcm947xx/broadcom/nvram.c linux.dev/arch/mips/bcm9
+ if (!nvram_buf[0])
+ early_nvram_init();
+
++ if (cfe_env)
++ return cfe_env_get(nvram_buf, name);
++
+ /* Look for name=value and return value */
+ var = &nvram_buf[sizeof(struct nvram_header)];
+ end = nvram_buf + sizeof(nvram_buf) - 2;
@@ -1158,8 +1414,6 @@ diff -urN linux.old/arch/mips/bcm947xx/broadcom/nvram.c linux.dev/arch/mips/bcm9
+
+ return NULL;
+}
-+
-+EXPORT_SYMBOL(nvram_get);
diff -urN linux.old/arch/mips/bcm947xx/broadcom/sbmips.c linux.dev/arch/mips/bcm947xx/broadcom/sbmips.c
--- linux.old/arch/mips/bcm947xx/broadcom/sbmips.c 1970-01-01 01:00:00.000000000 +0100
+++ linux.dev/arch/mips/bcm947xx/broadcom/sbmips.c 2005-12-15 16:46:31.122961250 +0100
@@ -2739,8 +2993,8 @@ diff -urN linux.old/arch/mips/bcm947xx/broadcom/sbpci.c linux.dev/arch/mips/bcm9
+
diff -urN linux.old/arch/mips/bcm947xx/broadcom/sbutils.c linux.dev/arch/mips/bcm947xx/broadcom/sbutils.c
--- linux.old/arch/mips/bcm947xx/broadcom/sbutils.c 1970-01-01 01:00:00.000000000 +0100
-+++ linux.dev/arch/mips/bcm947xx/broadcom/sbutils.c 2005-12-15 17:31:12.211645500 +0100
-@@ -0,0 +1,2407 @@
++++ linux.dev/arch/mips/bcm947xx/broadcom/sbutils.c 2005-12-17 01:21:12.951254500 +0100
+@@ -0,0 +1,2370 @@
+/*
+ * Misc utility routines for accessing chip-specific features
+ * of the SiliconBackplane-based Broadcom chips.
@@ -5061,37 +5315,6 @@ diff -urN linux.old/arch/mips/bcm947xx/broadcom/sbutils.c linux.dev/arch/mips/bc
+ *pciprogif = progif;
+}
+
-+#if 0
-+/* Build device path. Support SB, PCI, and JTAG for now. */
-+int
-+sb_devpath(sb_t *sbh, char *path, int size)
-+{
-+ ASSERT(path);
-+ ASSERT(size >= SB_DEVPATH_BUFSZ);
-+
-+ switch (BUSTYPE((SB_INFO(sbh))->sb.bustype)) {
-+ case SB_BUS:
-+ case JTAG_BUS:
-+ sprintf(path, "sb/%u/", sb_coreidx(sbh));
-+ break;
-+ case PCI_BUS:
-+ ASSERT((SB_INFO(sbh))->osh);
-+ sprintf(path, "pci/%u/%u/", OSL_PCI_BUS((SB_INFO(sbh))->osh),
-+ PCI_SLOT(((struct pci_dev *)(SB_INFO(sbh))->osh)->pdev)->devfn);
-+ break;
-+ case SDIO_BUS:
-+ SB_ERROR(("sb_devpath: device 0 assumed\n"));
-+ sprintf(path, "sd/%u/", sb_coreidx(sbh));
-+ break;
-+ default:
-+ ASSERT(0);
-+ break;
-+ }
-+
-+ return 0;
-+}
-+#endif
-+
+/* Fix chip's configuration. The current core may be changed upon return */
+static int
+sb_pci_fixcfg(sb_info_t *si)
@@ -5099,8 +5322,6 @@ diff -urN linux.old/arch/mips/bcm947xx/broadcom/sbutils.c linux.dev/arch/mips/bc
+ uint origidx, pciidx;
+ sbpciregs_t *pciregs;
+ uint16 val16, *reg16;
-+ char name[SB_DEVPATH_BUFSZ+16], *value;
-+ char devpath[SB_DEVPATH_BUFSZ];
+
+ ASSERT(BUSTYPE(si->sb.bustype) == PCI_BUS);
+
@@ -5127,27 +5348,23 @@ diff -urN linux.old/arch/mips/bcm947xx/broadcom/sbutils.c linux.dev/arch/mips/bc
+ /* restore the original index */
+ sb_setcoreidx(&si->sb, origidx);
+
-+#if 0
-+ /* Fix bar0window */
-+ /* !do it last, it changes the current core! */
-+ if (sb_devpath(&si->sb, devpath, sizeof(devpath)))
-+ return -1;
-+ sprintf(name, "%sb0w", devpath);
-+ if ((value = getvar(NULL, name))) {
-+ OSL_PCI_WRITE_CONFIG(si->osh, PCI_BAR0_WIN, sizeof(uint32),
-+ bcm_strtoul(value, NULL, 16));
-+ /* update curidx since the current core is changed */
-+ si->curidx = _sb_coreidx(si);
-+ if (si->curidx == BADIDX) {
-+ SB_ERROR(("sb_pci_fixcfg: bad core index\n"));
-+ return -1;
-+ }
-+ }
-+#endif
-+
+ return 0;
+}
+
++EXPORT_SYMBOL(sb_boardtype);
++EXPORT_SYMBOL(sb_boardvendor);
++EXPORT_SYMBOL(sb_gpiocontrol);
++EXPORT_SYMBOL(sb_gpioin);
++EXPORT_SYMBOL(sb_gpiointmask);
++EXPORT_SYMBOL(sb_gpiointpolarity);
++EXPORT_SYMBOL(sb_gpioled);
++EXPORT_SYMBOL(sb_gpioout);
++EXPORT_SYMBOL(sb_gpioouten);
++EXPORT_SYMBOL(sb_gpiorelease);
++EXPORT_SYMBOL(sb_gpioreserve);
++EXPORT_SYMBOL(sb_gpiosetcore);
++EXPORT_SYMBOL(sb_gpiotimerval);
++EXPORT_SYMBOL(sb_watchdog);
diff -urN linux.old/arch/mips/bcm947xx/broadcom/sflash.c linux.dev/arch/mips/bcm947xx/broadcom/sflash.c
--- linux.old/arch/mips/bcm947xx/broadcom/sflash.c 1970-01-01 01:00:00.000000000 +0100
+++ linux.dev/arch/mips/bcm947xx/broadcom/sflash.c 2005-12-15 16:59:20.045933750 +0100
@@ -11002,7 +11219,7 @@ diff -urN linux.old/arch/mips/bcm947xx/irq.c linux.dev/arch/mips/bcm947xx/irq.c
+}
diff -urN linux.old/arch/mips/bcm947xx/pci.c linux.dev/arch/mips/bcm947xx/pci.c
--- linux.old/arch/mips/bcm947xx/pci.c 1970-01-01 01:00:00.000000000 +0100
-+++ linux.dev/arch/mips/bcm947xx/pci.c 2005-12-15 23:25:48.489984500 +0100
++++ linux.dev/arch/mips/bcm947xx/pci.c 2005-12-17 18:11:52.350836000 +0100
@@ -0,0 +1,92 @@
+#include <linux/kernel.h>
+#include <linux/init.h>
@@ -11070,7 +11287,7 @@ diff -urN linux.old/arch/mips/bcm947xx/pci.c linux.dev/arch/mips/bcm947xx/pci.c
+static struct resource ext_pci_mem_resource = {
+ .name = "Ext PCI Memory resources",
+ .start = 0x40000000,
-+ .end = 0x7fffffff,
++ .end = 0x40ffffff,
+ .flags = IORESOURCE_MEM,
+};
+
@@ -11161,11 +11378,12 @@ diff -urN linux.old/arch/mips/bcm947xx/prom.c linux.dev/arch/mips/bcm947xx/prom.
+}
diff -urN linux.old/arch/mips/bcm947xx/setup.c linux.dev/arch/mips/bcm947xx/setup.c
--- linux.old/arch/mips/bcm947xx/setup.c 1970-01-01 01:00:00.000000000 +0100
-+++ linux.dev/arch/mips/bcm947xx/setup.c 2005-12-15 19:17:21.508844000 +0100
-@@ -0,0 +1,107 @@
++++ linux.dev/arch/mips/bcm947xx/setup.c 2005-12-17 22:14:27.619043750 +0100
+@@ -0,0 +1,155 @@
+/*
+ * Copyright (C) 2004 Florian Schirmer (jolt@tuxbox.org)
+ * Copyright (C) 2005 Waldemar Brodkorb <wbx@openwrt.org>
++ * Copyright (C) 2005 Felix Fietkau <nbd@openwrt.org>
+ *
+ * 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
@@ -11210,13 +11428,43 @@ diff -urN linux.old/arch/mips/bcm947xx/setup.c linux.dev/arch/mips/bcm947xx/setu
+extern void bcm47xx_time_init(void);
+extern void bcm47xx_timer_setup(struct irqaction *irq);
+void *sbh;
++int boardflags;
+
+static int ser_line = 0;
+
++typedef struct {
++ void *regs;
++ uint irq;
++ uint baud_base;
++ uint reg_shift;
++} serial_port;
++
++static serial_port ports[4];
++static int num_ports = 0;
++
+static void
+serial_add(void *regs, uint irq, uint baud_base, uint reg_shift)
+{
++ ports[num_ports].regs = regs;
++ ports[num_ports].irq = irq;
++ ports[num_ports].baud_base = baud_base;
++ ports[num_ports].reg_shift = reg_shift;
++ num_ports++;
++}
++
++static void
++do_serial_add(serial_port *port)
++{
++ void *regs;
++ uint irq;
++ uint baud_base;
++ uint reg_shift;
+ struct uart_port s;
++
++ regs = port->regs;
++ irq = port->irq;
++ baud_base = port->baud_base;
++ reg_shift = port->reg_shift;
+
+ memset(&s, 0, sizeof(s));
+
@@ -11253,7 +11501,9 @@ diff -urN linux.old/arch/mips/bcm947xx/setup.c linux.dev/arch/mips/bcm947xx/setu
+
+void __init plat_setup(void)
+{
-+
++ char *s;
++ int i;
++
+ sbh = sb_kattach();
+ sb_mips_init(sbh);
+
@@ -11262,7 +11512,19 @@ diff -urN linux.old/arch/mips/bcm947xx/setup.c linux.dev/arch/mips/bcm947xx/setu
+ set_io_port_base((unsigned long) ioremap_nocache(SB_PCI_MEM, 0x04000000));
+
+ sb_serial_init(sbh, serial_add);
-+
++ boardflags = getintvar(NULL, "boardflags");
++
++ /* reverse serial ports if the nvram variable kernel_args starts with console=ttyS1 */
++ s = nvram_get("kernel_args");
++ if (!s) s = "";
++ if (!strncmp(s, "console=ttyS1", 13)) {
++ for (i = num_ports; i; i--)
++ do_serial_add(&ports[i - 1]);
++ } else {
++ for (i = 0; i < num_ports; i++)
++ do_serial_add(&ports[i]);
++ }
++
+ _machine_restart = bcm47xx_machine_restart;
+ _machine_halt = bcm47xx_machine_halt;
+ _machine_power_off = bcm47xx_machine_halt;
@@ -11270,6 +11532,9 @@ diff -urN linux.old/arch/mips/bcm947xx/setup.c linux.dev/arch/mips/bcm947xx/setu
+ board_time_init = bcm47xx_time_init;
+ board_timer_setup = bcm47xx_timer_setup;
+}
++
++EXPORT_SYMBOL(sbh);
++EXPORT_SYMBOL(boardflags);
diff -urN linux.old/arch/mips/bcm947xx/time.c linux.dev/arch/mips/bcm947xx/time.c
--- linux.old/arch/mips/bcm947xx/time.c 1970-01-01 01:00:00.000000000 +0100
+++ linux.dev/arch/mips/bcm947xx/time.c 2005-12-15 12:57:27.877187750 +0100
@@ -11455,6 +11720,19 @@ diff -urN linux.old/arch/mips/pci/fixup-bcm47xx.c linux.dev/arch/mips/pci/fixup-
+struct pci_fixup pcibios_fixups[] = {
+ { 0 }
+};
+diff -urN linux.old/arch/mips/pci/pci.c linux.dev/arch/mips/pci/pci.c
+--- linux.old/arch/mips/pci/pci.c 2005-12-15 13:26:49.814003000 +0100
++++ linux.dev/arch/mips/pci/pci.c 2005-12-17 18:08:13.553162000 +0100
+@@ -307,7 +307,8 @@
+ if (res->flags & IORESOURCE_IO)
+ offset = hose->io_offset;
+ else if (res->flags & IORESOURCE_MEM)
+- offset = hose->mem_offset;
++// offset = hose->mem_offset;
++ offset = 0x24000000;
+
+ res->start = region->start + offset;
+ res->end = region->end + offset;
diff -urN linux.old/include/asm-mips/bootinfo.h linux.dev/include/asm-mips/bootinfo.h
--- linux.old/include/asm-mips/bootinfo.h 2005-12-15 13:26:49.818001250 +0100
+++ linux.dev/include/asm-mips/bootinfo.h 2005-12-15 12:57:27.969147500 +0100
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-27 20:20:36 +0000