diff options
| author | florian <florian@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2006-12-18 16:33:54 +0000 | 
|---|---|---|
| committer | florian <florian@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2006-12-18 16:33:54 +0000 | 
| commit | b0c483b0b13f0b696bf52b5d9eaa5a5e3c49f090 (patch) | |
| tree | 8503f7054e789e669adf8ddf06fa8fce0efac14e | |
| parent | d9f16b1a312ef418243e154f9dfb6bf9d0ee7048 (diff) | |
Oops, commited just one part :/
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@5842 3c298f89-4303-0410-b956-a3cf2f4a3e73
| -rw-r--r-- | target/linux/brcm63xx-2.6/patches/040-bcm963xx_flashmap.patch | 381 | 
1 files changed, 381 insertions, 0 deletions
diff --git a/target/linux/brcm63xx-2.6/patches/040-bcm963xx_flashmap.patch b/target/linux/brcm63xx-2.6/patches/040-bcm963xx_flashmap.patch index e9dc2f28d..4d172046c 100644 --- a/target/linux/brcm63xx-2.6/patches/040-bcm963xx_flashmap.patch +++ b/target/linux/brcm63xx-2.6/patches/040-bcm963xx_flashmap.patch @@ -1,3 +1,384 @@ +diff -urN linux-2.6.19/drivers/mtd/maps/Kconfig linux-2.6.19.new/drivers/mtd/maps/Kconfig +--- linux-2.6.19/drivers/mtd/maps/Kconfig	2006-11-29 22:57:37.000000000 +0100 ++++ linux-2.6.19.new/drivers/mtd/maps/Kconfig	2006-12-18 17:21:07.000000000 +0100 +@@ -224,6 +224,13 @@ + 	  Flash memory access on 4G Systems MTX-1 Board. If you have one of + 	  these boards and would like to use the flash chips on it, say 'Y'. +  ++config MTD_BCM963XX ++        tristate "BCM963xx Flash device" ++        depends on MIPS && BCM963XX ++        help ++	  Flash memory access on BCM963xx boards. Currently only works with ++	  RedBoot, CFE support coming soon. ++ + config MTD_DILNETPC + 	tristate "CFI Flash device mapped on DIL/Net PC" + 	depends on X86 && MTD_CONCAT && MTD_PARTITIONS && MTD_CFI_INTELEXT +diff -urN linux-2.6.19/drivers/mtd/maps/Makefile linux-2.6.19.new/drivers/mtd/maps/Makefile +--- linux-2.6.19/drivers/mtd/maps/Makefile	2006-11-29 22:57:37.000000000 +0100 ++++ linux-2.6.19.new/drivers/mtd/maps/Makefile	2006-12-18 17:21:07.000000000 +0100 +@@ -70,3 +70,4 @@ + obj-$(CONFIG_MTD_OMAP_NOR)	+= omap_nor.o + obj-$(CONFIG_MTD_MTX1)		+= mtx-1_flash.o + obj-$(CONFIG_MTD_TQM834x)	+= tqm834x.o ++obj-$(CONFIG_MTD_BCM963XX)      += bcm963xx-flash.o +diff -urN linux-2.6.19/drivers/mtd/maps/Makefile.orig linux-2.6.19.new/drivers/mtd/maps/Makefile.orig +--- linux-2.6.19/drivers/mtd/maps/Makefile.orig	1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.19.new/drivers/mtd/maps/Makefile.orig	2006-11-29 22:57:37.000000000 +0100 +@@ -0,0 +1,72 @@ ++# ++# linux/drivers/maps/Makefile ++# ++# $Id: Makefile.common,v 1.34 2005/11/07 11:14:26 gleixner Exp $ ++ ++ifeq ($(CONFIG_MTD_COMPLEX_MAPPINGS),y) ++obj-$(CONFIG_MTD)		+= map_funcs.o ++endif ++ ++# Chip mappings ++obj-$(CONFIG_MTD_CDB89712)	+= cdb89712.o ++obj-$(CONFIG_MTD_ARM_INTEGRATOR)+= integrator-flash.o ++obj-$(CONFIG_MTD_BAST)		+= bast-flash.o ++obj-$(CONFIG_MTD_CFI_FLAGADM)	+= cfi_flagadm.o ++obj-$(CONFIG_MTD_CSTM_MIPS_IXX)	+= cstm_mips_ixx.o ++obj-$(CONFIG_MTD_DC21285)	+= dc21285.o ++obj-$(CONFIG_MTD_DILNETPC)	+= dilnetpc.o ++obj-$(CONFIG_MTD_L440GX)	+= l440gx.o ++obj-$(CONFIG_MTD_AMD76XROM)	+= amd76xrom.o ++obj-$(CONFIG_MTD_ICHXROM)	+= ichxrom.o ++obj-$(CONFIG_MTD_TSUNAMI)	+= tsunami_flash.o ++obj-$(CONFIG_MTD_LUBBOCK)	+= lubbock-flash.o ++obj-$(CONFIG_MTD_MAINSTONE)	+= mainstone-flash.o ++obj-$(CONFIG_MTD_MBX860)	+= mbx860.o ++obj-$(CONFIG_MTD_CEIVA)		+= ceiva.o ++obj-$(CONFIG_MTD_OCTAGON)	+= octagon-5066.o ++obj-$(CONFIG_MTD_PHYSMAP)	+= physmap.o ++obj-$(CONFIG_MTD_PNC2000)	+= pnc2000.o ++obj-$(CONFIG_MTD_PCMCIA)	+= pcmciamtd.o ++obj-$(CONFIG_MTD_RPXLITE)	+= rpxlite.o ++obj-$(CONFIG_MTD_TQM8XXL)	+= tqm8xxl.o ++obj-$(CONFIG_MTD_SA1100)	+= sa1100-flash.o ++obj-$(CONFIG_MTD_IPAQ)		+= ipaq-flash.o ++obj-$(CONFIG_MTD_SBC_GXX)	+= sbc_gxx.o ++obj-$(CONFIG_MTD_SC520CDP)	+= sc520cdp.o ++obj-$(CONFIG_MTD_NETSC520)	+= netsc520.o ++obj-$(CONFIG_MTD_TS5500)	+= ts5500_flash.o ++obj-$(CONFIG_MTD_SUN_UFLASH)	+= sun_uflash.o ++obj-$(CONFIG_MTD_VMAX)		+= vmax301.o ++obj-$(CONFIG_MTD_SCx200_DOCFLASH)+= scx200_docflash.o ++obj-$(CONFIG_MTD_DBOX2)		+= dbox2-flash.o ++obj-$(CONFIG_MTD_OCELOT)	+= ocelot.o ++obj-$(CONFIG_MTD_SOLUTIONENGINE)+= solutionengine.o ++obj-$(CONFIG_MTD_PCI)		+= pci.o ++obj-$(CONFIG_MTD_ALCHEMY)       += alchemy-flash.o ++obj-$(CONFIG_MTD_LASAT)		+= lasat.o ++obj-$(CONFIG_MTD_AUTCPU12)	+= autcpu12-nvram.o ++obj-$(CONFIG_MTD_EDB7312)	+= edb7312.o ++obj-$(CONFIG_MTD_IMPA7)		+= impa7.o ++obj-$(CONFIG_MTD_FORTUNET)	+= fortunet.o ++obj-$(CONFIG_MTD_REDWOOD)	+= redwood.o ++obj-$(CONFIG_MTD_UCLINUX)	+= uclinux.o ++obj-$(CONFIG_MTD_NETtel)	+= nettel.o ++obj-$(CONFIG_MTD_SCB2_FLASH)	+= scb2_flash.o ++obj-$(CONFIG_MTD_EBONY)		+= ebony.o ++obj-$(CONFIG_MTD_OCOTEA)	+= ocotea.o ++obj-$(CONFIG_MTD_BEECH)		+= beech-mtd.o ++obj-$(CONFIG_MTD_ARCTIC)	+= arctic-mtd.o ++obj-$(CONFIG_MTD_WALNUT)        += walnut.o ++obj-$(CONFIG_MTD_H720X)		+= h720x-flash.o ++obj-$(CONFIG_MTD_SBC8240)	+= sbc8240.o ++obj-$(CONFIG_MTD_NOR_TOTO)	+= omap-toto-flash.o ++obj-$(CONFIG_MTD_MPC1211)	+= mpc1211.o ++obj-$(CONFIG_MTD_IXP4XX)	+= ixp4xx.o ++obj-$(CONFIG_MTD_IXP2000)	+= ixp2000.o ++obj-$(CONFIG_MTD_WRSBC8260)	+= wr_sbc82xx_flash.o ++obj-$(CONFIG_MTD_DMV182)	+= dmv182.o ++obj-$(CONFIG_MTD_SHARP_SL)	+= sharpsl-flash.o ++obj-$(CONFIG_MTD_PLATRAM)	+= plat-ram.o ++obj-$(CONFIG_MTD_OMAP_NOR)	+= omap_nor.o ++obj-$(CONFIG_MTD_MTX1)		+= mtx-1_flash.o ++obj-$(CONFIG_MTD_TQM834x)	+= tqm834x.o +diff -urN linux-2.6.19/drivers/mtd/maps/bcm963xx-flash.c linux-2.6.19.new/drivers/mtd/maps/bcm963xx-flash.c +--- linux-2.6.19/drivers/mtd/maps/bcm963xx-flash.c	1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.19.new/drivers/mtd/maps/bcm963xx-flash.c	2006-12-18 17:21:07.000000000 +0100 +@@ -0,0 +1,276 @@ ++/* ++ * $Id$ ++ * Copyright (C) 2006  Florian Fainelli ++ * Copyright (C) $Date$  $Author$ ++ * ++ * 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA ++ */ ++ ++/* This is the BCM963xx flash map driver, in its actual state it only supports BCM96348 devices ++ * this driver is able to manage both bootloader we found on these boards : CFE and RedBoot ++ * ++ * RedBoot : ++ *  - this bootloader allows us to parse partitions and therefore deduce the MTD partition table ++ * ++ * CFE : ++ *   - we have to use a "physically mapped flash" defined bellow ++ * ++ */ ++ ++#include <asm/io.h> ++#include <linux/init.h> ++#include <linux/kernel.h> ++#include <linux/mtd/map.h> ++#include <linux/mtd/mtd.h> ++#include <linux/mtd/partitions.h> ++#include <linux/vmalloc.h> ++#include <board.h> ++ ++#define WINDOW_ADDR 0x1FC00000                 /* Real address of the flash */ ++#define WINDOW_SIZE 0x400000           /* Size of flash */ ++#define BUSWIDTH 2                     /* Buswidth */ ++#define EXTENDED_SIZE 0xBFC00000       /* Extended flash address */ ++#define IMAGE_LEN 10                   /* Length of Length Field */ ++#define ADDRESS_LEN 12                 /* Length of Address field */ ++#define ROUNDUP(x, y) ((((x)+((y)-1))/(y))*(y)) ++ ++extern int boot_loader_type;           /* For RedBoot / CFE detection */ ++extern int parse_redboot_partitions(struct mtd_info *master, struct mtd_partition **pparts, unsigned long fis_origin); ++static struct mtd_partition *parsed_parts; ++ ++static void __exit bcm963xx_mtd_cleanup(void); ++ ++static struct mtd_info *bcm963xx_mtd_info; ++ ++static struct map_info bcm963xx_map = { ++       .name = "bcm963xx", ++       .size = WINDOW_SIZE, ++       .bankwidth = BUSWIDTH, ++       .phys = WINDOW_ADDR, ++}; ++ ++ ++int parse_cfe_partitions( struct mtd_info *master, struct mtd_partition **pparts) ++{ ++       int nrparts = 2, curpart = 0; // CFE and NVRAM always present. ++       struct bcm963xx_cfe_map { ++       unsigned char tagVersion[4];                            // Version of the image tag ++       unsigned char sig_1[20];                                // Company Line 1 ++       unsigned char sig_2[14];                                // Company Line 2 ++       unsigned char chipid[6];                                        // Chip this image is for ++       unsigned char boardid[16];                              // Board name ++       unsigned char bigEndian[2];                             // Map endianness -- 1 BE 0 LE ++       unsigned char totalLength[IMAGE_LEN];           //Total length of image ++       unsigned char cfeAddress[ADDRESS_LEN];  // Address in memory of CFE ++       unsigned char cfeLength[IMAGE_LEN];             // Size of CFE ++       unsigned char rootAddress[ADDRESS_LEN];         // Address in memory of rootfs ++       unsigned char rootLength[IMAGE_LEN];            // Size of rootfs ++       unsigned char kernelAddress[ADDRESS_LEN];       // Address in memory of kernel ++       unsigned char kernelLength[IMAGE_LEN];  // Size of kernel ++       unsigned char dualImage[2];                             // Unused at present ++       unsigned char inactiveFlag[2];                  // Unused at present ++       unsigned char reserved1[74];                            // Reserved area not in use ++       unsigned char imageCRC[4];                              // CRC32 of images ++       unsigned char reserved2[16];                            // Unused at present ++       unsigned char headerCRC[4];                             // CRC32 of header excluding tagVersion ++       unsigned char reserved3[16];                            // Unused at present ++       } *buf; ++       struct mtd_partition *parts; ++       int ret; ++       size_t retlen; ++       unsigned int rootfsaddr, kerneladdr, spareaddr; ++       unsigned int rootfslen, kernellen, sparelen, totallen; ++       int namelen = 0; ++       int i; ++       // Allocate memory for buffer ++       buf = vmalloc(sizeof(struct bcm963xx_cfe_map)); ++ ++       if (!buf) ++               return -ENOMEM; ++ ++       // Get the tag ++       ret = master->read(master,master->erasesize,sizeof(struct bcm963xx_cfe_map), &retlen, (void *)buf); ++       if (retlen != sizeof(struct bcm963xx_cfe_map)){ ++               vfree(buf); ++               return -EIO; ++       }; ++       printk("bcm963xx: CFE boot tag found with version %s and board type %s.\n",buf->tagVersion,buf->boardid); ++       // Get the values and calculate ++       sscanf(buf->rootAddress,"%u", &rootfsaddr); ++       rootfsaddr = rootfsaddr - EXTENDED_SIZE; ++       sscanf(buf->rootLength, "%u", &rootfslen); ++       sscanf(buf->kernelAddress, "%u", &kerneladdr); ++       kerneladdr = kerneladdr - EXTENDED_SIZE; ++       sscanf(buf->kernelLength, "%u", &kernellen); ++       sscanf(buf->totalLength, "%u", &totallen); ++       spareaddr = ROUNDUP(totallen,master->erasesize) + master->erasesize; ++       sparelen = master->size - spareaddr - master->erasesize; ++       // Determine number of partitions ++       namelen = 8; ++       if (rootfslen > 0){ ++               nrparts++; ++               namelen =+ 6; ++       }; ++       if (kernellen > 0){ ++               nrparts++; ++               namelen =+ 6; ++       }; ++       if (sparelen > 0){ ++               nrparts++; ++               namelen =+ 6; ++       }; ++       // Ask kernel for more memory. ++       parts = kmalloc(sizeof(*parts)*nrparts+10*nrparts, GFP_KERNEL); ++       if (!parts){ ++               vfree(buf); ++               return -ENOMEM; ++       }; ++       memset(parts,0,sizeof(*parts)*nrparts+10*nrparts); ++       // Start building partition list ++       parts[curpart].name = "CFE"; ++       parts[curpart].offset = 0; ++       parts[curpart].size = master->erasesize; ++       curpart++; ++       if (kernellen > 0){ ++               parts[curpart].name = "Kernel"; ++               parts[curpart].offset = kerneladdr; ++               parts[curpart].size = kernellen; ++               curpart++; ++       }; ++       if (rootfslen > 0){ ++               parts[curpart].name = "Rootfs"; ++               parts[curpart].offset = rootfsaddr; ++               parts[curpart].size = rootfslen; ++               curpart++; ++       }; ++       if (sparelen > 0){ ++               parts[curpart].name = "OpenWrt"; ++               parts[curpart].offset = spareaddr; ++               parts[curpart].size = sparelen; ++               curpart++; ++       }; ++       parts[curpart].name = "NVRAM"; ++       parts[curpart].offset = master->size - master->erasesize; ++       parts[curpart].size = master->erasesize; ++       for (i = 0; i < nrparts; i++) { ++          printk("bcm963xx: Partition %d is %s offset %x and length %x\n", i, parts[i].name, parts[i].offset, parts[i].size); ++       } ++       *pparts = parts; ++       vfree(buf); ++       return nrparts; ++}; ++ ++static struct mtd_partition bcm963xx_parts[] = { ++        { name: "bootloader",  size: 0,        offset: 0,      mask_flags: MTD_WRITEABLE }, ++        { name: "rootfs",              size: 0,        offset: 0}, ++        { name: "jffs2",        size: 5 * 0x10000,      offset: 57*0x10000} ++}; ++ ++static int bcm963xx_parts_size = sizeof(bcm963xx_parts) / sizeof(bcm963xx_parts[0]); ++ ++static int bcm963xx_detect_cfe(struct mtd_info *master) ++{ ++       int idoffset = 0x4e0; ++       static char idstring[8] = "CFE1CFE1"; ++       char buf[8]; ++       int ret; ++       size_t retlen; ++ ++       ret = master->read(master, idoffset, 8, &retlen, (void *)buf); ++       printk("bcm963xx: Read Signature value of %s\n", buf); ++       return strcmp(idstring,buf); ++} ++ ++static int __init bcm963xx_mtd_init(void) ++{ ++       printk("bcm963xx: 0x%08x at 0x%08x\n", WINDOW_SIZE, WINDOW_ADDR); ++       bcm963xx_map.virt = ioremap(WINDOW_ADDR, WINDOW_SIZE); ++ ++       if (!bcm963xx_map.virt) { ++               printk("bcm963xx: Failed to ioremap\n"); ++               return -EIO; ++       } ++ ++       simple_map_init(&bcm963xx_map); ++ ++       bcm963xx_mtd_info = do_map_probe("cfi_probe", &bcm963xx_map); ++ ++       if (bcm963xx_mtd_info) { ++               bcm963xx_mtd_info->owner = THIS_MODULE; ++ ++               //if (boot_loader_type == BOOT_CFE) ++               if (bcm963xx_detect_cfe(bcm963xx_mtd_info) == 0) ++               { ++                       int parsed_nr_parts = 0; ++                       char * part_type; ++                       printk("bcm963xx: CFE bootloader detected\n"); ++                       //add_mtd_device(bcm963xx_mtd_info); ++                       //add_mtd_partitions(bcm963xx_mtd_info, bcm963xx_parts, bcm963xx_parts_size); ++                       if (parsed_nr_parts == 0) { ++                               int ret = parse_cfe_partitions(bcm963xx_mtd_info, &parsed_parts); ++                               if (ret > 0) { ++                                       part_type = "CFE"; ++                                       parsed_nr_parts = ret; ++                               } ++                       } ++                       add_mtd_partitions(bcm963xx_mtd_info, parsed_parts, parsed_nr_parts); ++                       return 0; ++               } ++               else ++               { ++                       int parsed_nr_parts = 0; ++                       char * part_type; ++ ++                       if (bcm963xx_mtd_info->size > 0x00400000) { ++                               printk("Support for extended flash memory size : 0x%08X ; ONLY 64MBIT SUPPORT\n", bcm963xx_mtd_info->size); ++                               bcm963xx_map.virt = (unsigned long)(EXTENDED_SIZE); ++                       } ++ ++#ifdef CONFIG_MTD_REDBOOT_PARTS ++                       if (parsed_nr_parts == 0) { ++                               int ret = parse_redboot_partitions(bcm963xx_mtd_info, &parsed_parts, 0); ++                               if (ret > 0) { ++                                       part_type = "RedBoot"; ++                                       parsed_nr_parts = ret; ++                               } ++                       } ++#endif ++                       add_mtd_partitions(bcm963xx_mtd_info, parsed_parts, parsed_nr_parts); ++ ++                       return 0; ++               } ++       } ++       iounmap(bcm963xx_map.virt); ++       return -ENXIO; ++} ++ ++static void __exit bcm963xx_mtd_cleanup(void) ++{ ++       if (bcm963xx_mtd_info) { ++               del_mtd_partitions(bcm963xx_mtd_info); ++               map_destroy(bcm963xx_mtd_info); ++       } ++ ++       if (bcm963xx_map.virt) { ++               iounmap(bcm963xx_map.virt); ++               bcm963xx_map.virt = 0; ++       } ++} ++ ++module_init(bcm963xx_mtd_init); ++module_exit(bcm963xx_mtd_cleanup); ++ ++MODULE_LICENSE("GPL"); ++MODULE_AUTHOR("Florian Fainelli <florian@openwrt.org>");  diff -urN linux-2.6.19/drivers/mtd/redboot.c linux-2.6.19.new/drivers/mtd/redboot.c  --- linux-2.6.19/drivers/mtd/redboot.c	2006-12-18 17:09:14.000000000 +0100  +++ linux-2.6.19.new/drivers/mtd/redboot.c	2006-12-18 17:14:26.000000000 +0100  | 
