From 4ecc71304477a1e38dd8e5c3d4fd17967dc1368f Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sat, 17 Dec 2005 21:26:03 +0000 Subject: [PATCH] add support for wgt634u nvram, change the order of the serial ports on the wgt (will use ttyS0 as console port now), fix exports for the switch drivers SVN-Revision: 2715 --- .../linux-2.6/patches/brcm/001-bcm947xx.patch | 424 +++++++++++++++--- 1 file changed, 351 insertions(+), 73 deletions(-) diff --git a/openwrt/target/linux/linux-2.6/patches/brcm/001-bcm947xx.patch b/openwrt/target/linux/linux-2.6/patches/brcm/001-bcm947xx.patch index a37c5db711d9..538ef69a113c 100644 --- a/openwrt/target/linux/linux-2.6/patches/brcm/001-bcm947xx.patch +++ b/openwrt/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 ++#include ++#include ++#include ++#include ++#include ++#include ++ ++#include ++#include ++#include ++#include ++ ++#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: ++ * ++ * ++ * ++ * 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: ++ * ++ * = ++ * ++ * 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 +#include +#include -+#include ++#include +#include +#include +#include @@ -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 +#include @@ -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 ++ * Copyright (C) 2005 Felix Fietkau + * + * 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 -- 2.30.2