diff options
Diffstat (limited to 'target/linux')
4 files changed, 436 insertions, 50 deletions
diff --git a/target/linux/brcm63xx/files/drivers/mtd/maps/bcm963xx-flash.c b/target/linux/brcm63xx/files/drivers/mtd/maps/bcm963xx-flash.c index 33aafd8507..bdb57990df 100644 --- a/target/linux/brcm63xx/files/drivers/mtd/maps/bcm963xx-flash.c +++ b/target/linux/brcm63xx/files/drivers/mtd/maps/bcm963xx-flash.c @@ -43,39 +43,170 @@ static struct map_info bcm963xx_map = { .bankwidth = BUSWIDTH, }; +static struct tagiddesc_t tagidtab[NUM_TAGID] = TAGID_DEFINITIONS; + +static uint32_t tagcrc32tab[256] = { + 0x00000000, 0x77073096, 0xEE0E612C, 0x990951BA, 0x076DC419, 0x706AF48F, 0xE963A535, 0x9E6495A3, + 0x0EDB8832, 0x79DCB8A4, 0xE0D5E91E, 0x97D2D988, 0x09B64C2B, 0x7EB17CBD, 0xE7B82D07, 0x90BF1D91, + 0x1DB71064, 0x6AB020F2, 0xF3B97148, 0x84BE41DE, 0x1ADAD47D, 0x6DDDE4EB, 0xF4D4B551, 0x83D385C7, + 0x136C9856, 0x646BA8C0, 0xFD62F97A, 0x8A65C9EC, 0x14015C4F, 0x63066CD9, 0xFA0F3D63, 0x8D080DF5, + 0x3B6E20C8, 0x4C69105E, 0xD56041E4, 0xA2677172, 0x3C03E4D1, 0x4B04D447, 0xD20D85FD, 0xA50AB56B, + 0x35B5A8FA, 0x42B2986C, 0xDBBBC9D6, 0xACBCF940, 0x32D86CE3, 0x45DF5C75, 0xDCD60DCF, 0xABD13D59, + 0x26D930AC, 0x51DE003A, 0xC8D75180, 0xBFD06116, 0x21B4F4B5, 0x56B3C423, 0xCFBA9599, 0xB8BDA50F, + 0x2802B89E, 0x5F058808, 0xC60CD9B2, 0xB10BE924, 0x2F6F7C87, 0x58684C11, 0xC1611DAB, 0xB6662D3D, + 0x76DC4190, 0x01DB7106, 0x98D220BC, 0xEFD5102A, 0x71B18589, 0x06B6B51F, 0x9FBFE4A5, 0xE8B8D433, + 0x7807C9A2, 0x0F00F934, 0x9609A88E, 0xE10E9818, 0x7F6A0DBB, 0x086D3D2D, 0x91646C97, 0xE6635C01, + 0x6B6B51F4, 0x1C6C6162, 0x856530D8, 0xF262004E, 0x6C0695ED, 0x1B01A57B, 0x8208F4C1, 0xF50FC457, + 0x65B0D9C6, 0x12B7E950, 0x8BBEB8EA, 0xFCB9887C, 0x62DD1DDF, 0x15DA2D49, 0x8CD37CF3, 0xFBD44C65, + 0x4DB26158, 0x3AB551CE, 0xA3BC0074, 0xD4BB30E2, 0x4ADFA541, 0x3DD895D7, 0xA4D1C46D, 0xD3D6F4FB, + 0x4369E96A, 0x346ED9FC, 0xAD678846, 0xDA60B8D0, 0x44042D73, 0x33031DE5, 0xAA0A4C5F, 0xDD0D7CC9, + 0x5005713C, 0x270241AA, 0xBE0B1010, 0xC90C2086, 0x5768B525, 0x206F85B3, 0xB966D409, 0xCE61E49F, + 0x5EDEF90E, 0x29D9C998, 0xB0D09822, 0xC7D7A8B4, 0x59B33D17, 0x2EB40D81, 0xB7BD5C3B, 0xC0BA6CAD, + 0xEDB88320, 0x9ABFB3B6, 0x03B6E20C, 0x74B1D29A, 0xEAD54739, 0x9DD277AF, 0x04DB2615, 0x73DC1683, + 0xE3630B12, 0x94643B84, 0x0D6D6A3E, 0x7A6A5AA8, 0xE40ECF0B, 0x9309FF9D, 0x0A00AE27, 0x7D079EB1, + 0xF00F9344, 0x8708A3D2, 0x1E01F268, 0x6906C2FE, 0xF762575D, 0x806567CB, 0x196C3671, 0x6E6B06E7, + 0xFED41B76, 0x89D32BE0, 0x10DA7A5A, 0x67DD4ACC, 0xF9B9DF6F, 0x8EBEEFF9, 0x17B7BE43, 0x60B08ED5, + 0xD6D6A3E8, 0xA1D1937E, 0x38D8C2C4, 0x4FDFF252, 0xD1BB67F1, 0xA6BC5767, 0x3FB506DD, 0x48B2364B, + 0xD80D2BDA, 0xAF0A1B4C, 0x36034AF6, 0x41047A60, 0xDF60EFC3, 0xA867DF55, 0x316E8EEF, 0x4669BE79, + 0xCB61B38C, 0xBC66831A, 0x256FD2A0, 0x5268E236, 0xCC0C7795, 0xBB0B4703, 0x220216B9, 0x5505262F, + 0xC5BA3BBE, 0xB2BD0B28, 0x2BB45A92, 0x5CB36A04, 0xC2D7FFA7, 0xB5D0CF31, 0x2CD99E8B, 0x5BDEAE1D, + 0x9B64C2B0, 0xEC63F226, 0x756AA39C, 0x026D930A, 0x9C0906A9, 0xEB0E363F, 0x72076785, 0x05005713, + 0x95BF4A82, 0xE2B87A14, 0x7BB12BAE, 0x0CB61B38, 0x92D28E9B, 0xE5D5BE0D, 0x7CDCEFB7, 0x0BDBDF21, + 0x86D3D2D4, 0xF1D4E242, 0x68DDB3F8, 0x1FDA836E, 0x81BE16CD, 0xF6B9265B, 0x6FB077E1, 0x18B74777, + 0x88085AE6, 0xFF0F6A70, 0x66063BCA, 0x11010B5C, 0x8F659EFF, 0xF862AE69, 0x616BFFD3, 0x166CCF45, + 0xA00AE278, 0xD70DD2EE, 0x4E048354, 0x3903B3C2, 0xA7672661, 0xD06016F7, 0x4969474D, 0x3E6E77DB, + 0xAED16A4A, 0xD9D65ADC, 0x40DF0B66, 0x37D83BF0, 0xA9BCAE53, 0xDEBB9EC5, 0x47B2CF7F, 0x30B5FFE9, + 0xBDBDF21C, 0xCABAC28A, 0x53B39330, 0x24B4A3A6, 0xBAD03605, 0xCDD70693, 0x54DE5729, 0x23D967BF, + 0xB3667A2E, 0xC4614AB8, 0x5D681B02, 0x2A6F2B94, 0xB40BBE37, 0xC30C8EA1, 0x5A05DF1B, 0x2D02EF8D +}; + +static uint32_t tagcrc32(uint32_t crc, uint8_t *data, size_t len) +{ + while (len--) + crc = (crc >> 8) ^ tagcrc32tab[(crc ^ *data++) & 0xFF]; + + return crc; +} + static int parse_cfe_partitions( struct mtd_info *master, struct mtd_partition **pparts) { int nrparts = 3, curpart = 0; /* CFE,NVRAM and global LINUX are always present. */ - struct bcm_tag *buf; + union bcm_tag *buf; struct mtd_partition *parts; int ret; size_t retlen; unsigned int rootfsaddr, kerneladdr, spareaddr; unsigned int rootfslen, kernellen, sparelen, totallen; + unsigned char *tagid; int namelen = 0; int i; + uint32_t tagidcrc; + uint32_t calctagidcrc; + bool tagid_match = false; + char *boardid; + char *tagversion; + char *matchtagid; /* Allocate memory for buffer */ - buf = vmalloc(sizeof(struct bcm_tag)); + buf = vmalloc(sizeof(union bcm_tag)); if (!buf) return -ENOMEM; /* Get the tag */ - ret = master->read(master,master->erasesize,sizeof(struct bcm_tag), &retlen, (void *)buf); - if (retlen != sizeof(struct bcm_tag)){ + ret = master->read(master,master->erasesize,sizeof(union bcm_tag), &retlen, (void *)buf); + if (retlen != sizeof(union bcm_tag)){ vfree(buf); return -EIO; } - printk(KERN_INFO PFX "CFE boot tag found with version %s and board type %s.\n",buf->tagVersion,buf->boardid); + + /* tagId isn't in the same location, so we check each tagid against the + * tagid CRC. If the CRC is valid we have found the right tag and so + * use that tag + */ + + for (i = 0; i < NUM_TAGID; i++) { + switch(i) { + case 0: + matchtagid = "bccfe"; + tagid = &(buf->bccfe.tagId[0]); + sscanf(buf->bccfe.rootAddress,"%u", &rootfsaddr); + sscanf(buf->bccfe.rootLength, "%u", &rootfslen); + sscanf(buf->bccfe.kernelAddress, "%u", &kerneladdr); + sscanf(buf->bccfe.kernelLength, "%u", &kernellen); + sscanf(buf->bccfe.totalLength, "%u", &totallen); + tagidcrc = buf->bccfe.tagIdCRC; + tagversion = &(buf->bccfe.tagVersion[0]); + boardid = &(buf->bccfe.boardid[0]); + break; + case 1: + matchtagid = "bc300"; + tagid = &(buf->bc300.tagId[0]); + sscanf(buf->bc300.rootAddress,"%u", &rootfsaddr); + sscanf(buf->bc300.rootLength, "%u", &rootfslen); + sscanf(buf->bc300.kernelAddress, "%u", &kerneladdr); + sscanf(buf->bc300.kernelLength, "%u", &kernellen); + sscanf(buf->bc300.totalLength, "%u", &totallen); + tagidcrc = buf->bc300.tagIdCRC; + tagversion = &(buf->bc300.tagVersion[0]); + boardid = &(buf->bc300.boardid[0]); + break; + case 2: + matchtagid = "ag306"; + tagid = &(buf->ag306.tagId[0]); + sscanf(buf->ag306.rootAddress,"%u", &rootfsaddr); + sscanf(buf->ag306.rootLength, "%u", &rootfslen); + sscanf(buf->ag306.kernelAddress, "%u", &kerneladdr); + sscanf(buf->ag306.kernelLength, "%u", &kernellen); + sscanf(buf->ag306.totalLength, "%u", &totallen); + tagidcrc = buf->ag306.tagIdCRC; + tagversion = &(buf->ag306.tagVersion[0]); + boardid = &(buf->ag306.boardid[0]); + break; + case 3: + matchtagid = "bc308"; + tagid = &(buf->bc308.tagId[0]); + sscanf(buf->bc308.rootAddress,"%u", &rootfsaddr); + sscanf(buf->bc308.rootLength, "%u", &rootfslen); + sscanf(buf->bc308.kernelAddress, "%u", &kerneladdr); + sscanf(buf->bc308.kernelLength, "%u", &kernellen); + sscanf(buf->bc308.totalLength, "%u", &totallen); + tagidcrc = buf->bc308.tagIdCRC; + tagversion = &(buf->bc308.tagVersion[0]); + boardid = &(buf->bc308.boardid[0]); + break; + case 4: + matchtagid = "bc310"; + tagid = &(buf->bc310.tagId[0]); + sscanf(buf->bc310.rootAddress,"%u", &rootfsaddr); + sscanf(buf->bc310.rootLength, "%u", &rootfslen); + sscanf(buf->bc310.kernelAddress, "%u", &kerneladdr); + sscanf(buf->bc310.kernelLength, "%u", &kernellen); + sscanf(buf->bc310.totalLength, "%u", &totallen); + tagidcrc = buf->bc310.tagIdCRC; + tagversion = &(buf->bc310.tagVersion[0]); + boardid = &(buf->bc310.boardid[0]); + break; + } + if (strncmp(tagid, matchtagid, TAGID_LEN) != 0) { + continue; + } + + calctagidcrc = tagcrc32(IMAGETAG_CRC_START, tagid, TAGID_LEN); + if (tagidcrc = calctagidcrc) { + tagid_match = true; + break; + } + } + + if (!tagid_match) { + printk(KERN_ERR PFX "Failed to find a valid tag id\n"); + return -EIO; + } + + printk(KERN_INFO PFX "CFE boot tag found with version %s, board type %s, and tagid %s.\n",tagversion,boardid,tagid); - /* 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; diff --git a/target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm_tag.h b/target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm_tag.h index 7c170c05d9..1613150e49 100644 --- a/target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm_tag.h +++ b/target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm_tag.h @@ -3,32 +3,175 @@ #define IMAGE_LEN 10 /* Length of Length Field */ #define ADDRESS_LEN 12 /* Length of Address field */ +#define TAGID_LEN 6 /* Length of tag ID */ +#define TAGINFO_LEN 20 /* Length of vendor information field in tag */ +#define TAGVER_LEN 4 /* Length of Tag Version */ -struct bcm_tag { - 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 big_endian[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 cfeRootAddress[ADDRESS_LEN]; // Address in memory of rootfs - unsigned char cfeRootLength[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 reserved2[4]; //Unused - unsigned char rootAddress[ADDRESS_LEN]; // Address in memory of rootfs - unsigned char headerCRC[4]; // CRC32 of header excluding tagVersion -// unsigned char reserved3[16]; // Unused at present - unsigned char reserved3[6]; // Unused at present - unsigned char rootLength[IMAGE_LEN]; // Size of rootfs +#define NUM_TAGID 5 +#define IMAGETAG_CRC_START 0xFFFFFFFF + +struct tagiddesc_t { + char tagid[TAGID_LEN + 1]; + char tagiddesc[80]; +}; + + // what is called bc308 may actually be BT Voyager-specific + // bc310 should be right +#define TAGID_DEFINITIONS { \ + { "bccfe", "Broadcom CFE flash image" }, \ + { "bc300", "Broadcom code version 3.00-3.06 and all ftp/tftp flash" }, \ + { "ag306", "Alice Gate (Pirelli, based on Broadcom 3.06)" }, \ + { "bc308", "Broadcom code version 3.08" }, \ + { "bc310", "Broadcom code version 3.10-3.12" }, \ +} + +struct bcm_tag_bccfe { + unsigned char tagVersion[TAGVER_LEN]; // 0-3: Version of the image tag + unsigned char sig_1[20]; // 4-23: Company Line 1 + unsigned char sig_2[14]; // 24-37: Company Line 2 + unsigned char chipid[6]; // 38-43: Chip this image is for + unsigned char boardid[16]; // 44-59: Board name + unsigned char big_endian[2]; // 60-61: Map endianness -- 1 BE 0 LE + unsigned char totalLength[IMAGE_LEN]; // 62-71: Total length of image + unsigned char cfeAddress[ADDRESS_LEN]; // 72-83: Address in memory of CFE + unsigned char cfeLength[IMAGE_LEN]; // 84-93: Size of CFE + unsigned char rootAddress[ADDRESS_LEN]; // 94-105: Address in memory of rootfs + unsigned char rootLength[IMAGE_LEN]; // 106-115: Size of rootfs + unsigned char kernelAddress[ADDRESS_LEN]; // 116-127: Address in memory of kernel + unsigned char kernelLength[IMAGE_LEN]; // 128-137: Size of kernel + unsigned char dualImage[2]; // 138-139: Unused at present + unsigned char inactiveFlag[2]; // 140-141: Unused at present + unsigned char information1[TAGINFO_LEN]; // 142-161: Unused at present + unsigned char tagId[TAGID_LEN]; // 162-167: Identifies which type of tag this is, currently two-letter company code, and then three digits for version of broadcom code in which this tag was first introduced + unsigned char tagIdCRC[4]; // 168-171: CRC32 of tagId + unsigned char reserved1[44]; // 172-215: Reserved area not in use + unsigned char imageCRC[4]; // 216-219: CRC32 of images + unsigned char reserved2[16]; // 220-235: Unused at present + unsigned char headerCRC[4]; // 236-239: CRC32 of header excluding tagVersion + unsigned char reserved3[16]; // 240-255: Unused at present +}; + +struct bcm_tag_bc300 { + unsigned char tagVersion[4]; // 0-3: Version of the image tag + unsigned char sig_1[20]; // 4-23: Company Line 1 + unsigned char sig_2[14]; // 24-37: Company Line 2 + unsigned char chipid[6]; // 38-43: Chip this image is for + unsigned char boardid[16]; // 44-59: Board name + unsigned char big_endian[2]; // 60-61: Map endianness -- 1 BE 0 LE + unsigned char totalLength[IMAGE_LEN]; // 62-71: Total length of image + unsigned char cfeAddress[ADDRESS_LEN]; // 72-83: Address in memory of CFE + unsigned char cfeLength[IMAGE_LEN]; // 84-93: Size of CFE + unsigned char flashImageStart[ADDRESS_LEN]; // 94-105: Address in memory of kernel (start of image) + unsigned char flashRootLength[IMAGE_LEN]; // 106-115: Size of rootfs + deadcode (web flash uses this + kernelLength to determine the size of the kernel+rootfs flash image) + unsigned char kernelAddress[ADDRESS_LEN]; // 116-127: Address in memory of kernel + unsigned char kernelLength[IMAGE_LEN]; // 128-137: Size of kernel + unsigned char dualImage[2]; // 138-139: Unused at present + unsigned char inactiveFlag[2]; // 140-141: Unused at present + unsigned char information1[TAGINFO_LEN]; // 142-161: Unused at present + unsigned char tagId[TAGID_LEN]; // 162-167: Identifies which type of tag this is, currently two-letter company code, and then three digits for version of broadcom code in which this tag was first introduced + unsigned char tagIdCRC[4]; // 168-173: CRC32 to ensure validity of tagId + unsigned char rootAddress[ADDRESS_LEN]; // 174-183: Address in memory of rootfs partition + unsigned char rootLength[IMAGE_LEN]; // 184-193: Size of rootfs partition + unsigned char reserved1[22]; // 194-215: Reserved area not in use + unsigned char imageCRC[4]; // 216-219: CRC32 of images + unsigned char reserved2[16]; // 220-235: Unused at present + unsigned char headerCRC[4]; // 236-239: CRC32 of header excluding tagVersion + unsigned char reserved3[16]; // 240-255: Unused at present +}; + +struct bcm_tag_ag306 { + unsigned char tagVersion[4]; // 0-3: Version of the image tag + unsigned char sig_1[20]; // 4-23: Company Line 1 + unsigned char sig_2[14]; // 24-37: Company Line 2 + unsigned char chipid[6]; // 38-43: Chip this image is for + unsigned char boardid[16]; // 44-59: Board name + unsigned char big_endian[2]; // 60-61: Map endianness -- 1 BE 0 LE + unsigned char totalLength[IMAGE_LEN]; // 62-71: Total length of image + unsigned char cfeAddress[ADDRESS_LEN]; // 72-83: Address in memory of CFE + unsigned char cfeLength[IMAGE_LEN]; // 84-93: Size of CFE + unsigned char flashImageStart[ADDRESS_LEN]; // 94-105: Address in memory of kernel (start of image) + unsigned char flashRootLength[IMAGE_LEN]; // 106-115: Size of rootfs + deadcode (web flash uses this + kernelLength to determine the size of the kernel+rootfs flash image) + unsigned char kernelAddress[ADDRESS_LEN]; // 116-127: Address in memory of kernel + unsigned char kernelLength[IMAGE_LEN]; // 128-137: Size of kernel + unsigned char dualImage[2]; // 138-139: Unused at present + unsigned char inactiveFlag[2]; // 140-141: Unused at present + unsigned char information1[TAGINFO_LEN]; // 142-161: Unused at present + unsigned char information2[54]; // 162-215: Compilation and related information (not generated/used by OpenWRT) + unsigned char kernelCRC[4] ; // 216-219: CRC32 of images + unsigned char rootAddress[ADDRESS_LEN]; // 220-231: Address in memory of rootfs partition + unsigned char tagIdCRC[4]; // 232-235: Checksum to ensure validity of tagId + unsigned char headerCRC[4]; // 236-239: CRC32 of header excluding tagVersion + unsigned char rootLength[IMAGE_LEN]; // 240-249: Size of rootfs + unsigned char tagId[TAGID_LEN]; // 250-255: Identifies which type of tag this is, currently two-letter company code, and then three digits for version of broadcom code in which this tag was first introduced +}; + +struct bcm_tag_bc308 { + unsigned char tagVersion[4]; // 0-3: Version of the image tag + unsigned char sig_1[20]; // 4-23: Company Line 1 + unsigned char sig_2[14]; // 24-37: Company Line 2 + unsigned char chipid[6]; // 38-43: Chip this image is for + unsigned char boardid[16]; // 44-59: Board name + unsigned char big_endian[2]; // 60-61: Map endianness -- 1 BE 0 LE + unsigned char totalLength[IMAGE_LEN]; // 62-71: Total length of image + unsigned char cfeAddress[ADDRESS_LEN]; // 72-83: Address in memory of CFE + unsigned char cfeLength[IMAGE_LEN]; // 84-93: Size of CFE + unsigned char flashImageStart[ADDRESS_LEN]; // 94-105: Address in memory of kernel (start of image) + unsigned char flashRootLength[IMAGE_LEN]; // 106-115: Size of rootfs + deadcode (web flash uses this + kernelLength to determine the size of the kernel+rootfs flash image) + unsigned char kernelAddress[ADDRESS_LEN]; // 116-127: Address in memory of kernel + unsigned char kernelLength[IMAGE_LEN]; // 128-137: Size of kernel + unsigned char dualImage[2]; // 138-139: Unused at present + unsigned char inactiveFlag[2]; // 140-141: Unused at present + unsigned char information1[TAGINFO_LEN+2]; // 142-163: Unused at present + unsigned char tagId[TAGID_LEN]; // 164-169: Identifies which type of tag this is, currently two-letter company code, and then three digits for version of broadcom code in which this tag was first introduced + unsigned char rootAddress[ADDRESS_LEN]; // 170-181: Address in memory of rootfs partition + unsigned char rootLength[IMAGE_LEN]; // 182-191: Size of rootfs partition + unsigned char flashLayoutVer[2]; // 192-193: Version flash layout + unsigned char curflashLayoutVer[2]; // 194-195: Unused at present + unsigned char kernelCRC[4]; // 196-199: Guessed to be kernel CRC + unsigned char reserved4[16]; // 200-215: Reserved area; unused at present + unsigned char imageCRC[4]; // 216-219: CRC32 of images + unsigned char reserved2[12]; // 220-231: Unused at present + unsigned char tagIdCRC[4]; // 232-235: CRC32 to ensure validity of tagId + unsigned char headerCRC[4]; // 236-239: CRC32 of header excluding tagVersion + unsigned char reserved3[16]; // 240-255: Unused at present +}; + +struct bcm_tag_bc310 { + unsigned char tagVersion[4]; // 0-3: Version of the image tag + unsigned char sig_1[20]; // 4-23: Company Line 1 + unsigned char sig_2[14]; // 24-37: Company Line 2 + unsigned char chipid[6]; // 38-43: Chip this image is for + unsigned char boardid[16]; // 44-59: Board name + unsigned char big_endian[2]; // 60-61: Map endianness -- 1 BE 0 LE + unsigned char totalLength[IMAGE_LEN]; // 62-71: Total length of image + unsigned char cfeAddress[ADDRESS_LEN]; // 72-83: Address in memory of CFE + unsigned char cfeLength[IMAGE_LEN]; // 84-93: Size of CFE + unsigned char flashImageStart[ADDRESS_LEN]; // 94-105: Address in memory of kernel (start of image) + unsigned char flashRootLength[IMAGE_LEN]; // 106-115: Size of rootfs + deadcode (web flash uses this + kernelLength to determine the size of the kernel+rootfs flash image) + unsigned char kernelAddress[ADDRESS_LEN]; // 116-127: Address in memory of kernel + unsigned char kernelLength[IMAGE_LEN]; // 128-137: Size of kernel + unsigned char dualImage[2]; // 138-139: Unused at present + unsigned char inactiveFlag[2]; // 140-141: Unused at present + unsigned char information1[TAGINFO_LEN]; // 142-161: Unused at present; Some vendors use this for optional information + unsigned char tagId[6]; // 162-167: Identifies which type of tag this is, currently two-letter company code, and then three digits for version of broadcom code in which this tag was first introduced + unsigned char tagIdCRC[4]; // 168-171: CRC32 to ensure validity of tagId + unsigned char rootAddress[ADDRESS_LEN]; // 172-183: Address in memory of rootfs partition + unsigned char rootLength[IMAGE_LEN]; // 184-193: Size of rootfs partition + unsigned char reserved1[22]; // 193-215: Reserved area not in use + unsigned char imageCRC[4]; // 216-219: CRC32 of images + unsigned char rootfsCRC[4]; // 220-227: CRC32 of rootfs partition + unsigned char kernelCRC[4]; // 224-227: CRC32 of kernel partition + unsigned char reserved2[8]; // 228-235: Unused at present + unsigned char headerCRC[4]; // 235-239: CRC32 of header excluding tagVersion + unsigned char reserved3[16]; // 240-255: Unused at present +}; + +union bcm_tag { + struct bcm_tag_bccfe bccfe; + struct bcm_tag_bc300 bc300; + struct bcm_tag_ag306 ag306; + struct bcm_tag_bc308 bc308; + struct bcm_tag_bc310 bc310; }; #endif /* __BCM63XX_TAG_H */ diff --git a/target/linux/brcm63xx/image/Makefile b/target/linux/brcm63xx/image/Makefile index 7c4ed4644a..9ba137df79 100644 --- a/target/linux/brcm63xx/image/Makefile +++ b/target/linux/brcm63xx/image/Makefile @@ -17,6 +17,8 @@ LOADER_MAKEOPTS= \ KERNEL_ENTRY=$(KERNEL_ENTRY) \ RAMSIZE=$(RAMSIZE) +SVN_REVISION=r$(shell svn info|grep Revision|cut -f1 -d\ ) + define trxalign/jffs2-128k -a 0x20000 endef @@ -30,8 +32,9 @@ endef define Image/Build/CFE # Generate the tagged image $(STAGING_DIR_HOST)/bin/imagetag -i $(KDIR)/vmlinux.lzma.cfe -f $(KDIR)/root.$(1) \ - -o $(BIN_DIR)/openwrt-$(2)-$(1)-cfe.bin \ - -b $(2) -c $(3) -e $(LOADADDR) -l $(LOADADDR) + -o $(BIN_DIR)/openwrt-$(2)-$(1)-$(6)-cfe.bin \ + -b $(2) -c $(3) -e $(LOADADDR) -l $(LOADADDR) \ + -t $(4) -d "$(5)" # -b $(2) -c $(3) -e $(KERNEL_ENTRY) -l $(LOADADDR) endef @@ -39,9 +42,9 @@ endef define Image/Build/CFEAGPF # Generate the tagged image $(STAGING_DIR_HOST)/bin/imagetag -i $(KDIR)/vmlinux.lzma.cfe -f $(KDIR)/root.$(1) \ - -o $(BIN_DIR)/openwrt-$(2)-$(1)-cfe.bin \ + -o $(BIN_DIR)/openwrt-$(2)-$(1)-$(7)-cfe.bin \ -b $(2) -c $(3) -e $(LOADADDR) -l $(LOADADDR) \ - -v 8 -m IMAGE -k 0x20000 -n $(4) -p alice + -v 8 -m IMAGE -k 0x20000 -n $(4) -t $(5) endef define Image/Build/RedBoot @@ -95,24 +98,42 @@ endef define Image/Build $(STAGING_DIR_HOST)/bin/trx -o $(BIN_DIR)/openwrt-$(BOARD)-$(1).trx -f $(KDIR)/loader.gz -f $(KDIR)/vmlinux.lzma $(call trxalign/$(1)) -f $(KDIR)/root.$(1) dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/openwrt-$(BOARD)-root.$(1) bs=128k conv=sync - $(call Image/Build/CFE,$(1),96345GW2,6345) - $(call Image/Build/CFE,$(1),96348GW,6348) + # Various routers + $(call Image/Build/CFE,$(1),96345GW2,6345,bccfe,,bccfe) + $(call Image/Build/CFE,$(1),96345GW2,6345,bc300,,bc300) + $(call Image/Build/CFE,$(1),96345GW2,6345,bc310,OpenWRT-$(SVN_REVISION),bc310) + $(call Image/Build/CFE,$(1),96348GW,6348,bccfe,,bcfe) + # BT Voyager V2500V + $(call Image/Build/CFE,$(1),V2500V_BB,6348,bc308,,btvgr) + # Tecom GW6000 + $(call Image/Build/CFE,$(1),96348GW,6348,bc300,,bc300) + # Tecom GW6200 + $(call Image/Build/CFE,$(1),96348GW,6348,bc310,$(shell printf '\x99'),gw6200) # Neufbox4 - $(call Image/Build/CFE,$(1),96358VW,6358) - # Comtrend 536 - $(call Image/Build/CFE,$(1),96348GW-11,6348) + $(call Image/Build/CFE,$(1),96358VW,6358,bccfe,,bccfe) + $(call Image/Build/CFE,$(1),96358VW,6358,bc310,OpenWRT-$(SVN_REVISION),nb4) + # Comtrend 536, 5621 + $(call Image/Build/CFE,$(1),96348GW-11,6348,bccfe,,bccfe) + $(call Image/Build/CFE,$(1),96348GW-11,6348,bc300,,bc300) # Davolink DV201AMR $(call Image/Build/CFEOLD,$(1),DV201AMR,6348) # USR 9108 - $(call Image/Build/CFE,$(1),96348GW-A,6348) - # DG834GT - $(call Image/Build/CFE,$(1),96348GW-10,6348) + $(call Image/Build/CFE,$(1),96348GW-A,6348,bccfe,,bccfe) + $(call Image/Build/CFE,$(1),96348GW-A,6348,bc300,,bc300) + $(call Image/Build/CFE,$(1),96348GW-A,6348,bc310,OpenWRT-$(SVN_REVISION),bc310) + # NetGear DG834GT + $(call Image/Build/CFE,$(1),96348GW-10,6348,bccfe,,bccfe) + $(call Image/Build/CFE,$(1),96348GW-10,6348,bc300,,bc300) + # Sagem F@ST2404 - $(call Image/Build/CFE,$(1),F@ST2404,6348) + $(call Image/Build/CFE,$(1),F@ST2404,6348,bccfe,,bccfe) + $(call Image/Build/CFE,$(1),F@ST2404,6348,bc300,,bc300) + $(call Image/Build/CFE,$(1),F@ST2404,6348,bc310,OpenWRT-$(SVN_REVISION),bc310) # Inventel Livebox $(call Image/Build/RedBoot,livebox) # Pirelli Alice Gate VoIP 2 Plus Wi-Fi AGPF-S0 - $(call Image/Build/CFEAGPF,$(1),AGPF-S0,6358,0x20000) + $(call Image/Build/CFEAGPF,$(1),AGPF-S0,6358,0x20000,bccfe,,bccfe) + $(call Image/Build/CFEAGPF,$(1),AGPF-S0,6358,0x20000,ag306,,agv2+w) endef $(eval $(call BuildImage)) diff --git a/target/linux/brcm63xx/image/README.images-bcm63xx b/target/linux/brcm63xx/image/README.images-bcm63xx new file mode 100644 index 0000000000..574d1bdc07 --- /dev/null +++ b/target/linux/brcm63xx/image/README.images-bcm63xx @@ -0,0 +1,91 @@ +The image neede to flash onto a Broadcom 63xx-series board depends on the +board, method you are using to flash, and, for web-based flash, on the version +of the Broadcom code your router uses. + +There are two major revisions of the Broadcom code as far as imagetags are +concerned, before 3.08 and after 3.08, however there are some variations +within in that, either due to vendor differences or due to changes at +Broadcom (it's not clear yet which is the case). In addtion Pirelli modified +the Broadcom code, so Alice Gate models use a different imagetag than any +other vendor. + +The imagetag format for flashing via CFE is the same for almost all the +boards, and is the same for all images generated by the imagetag utility. +Images flashable using cfe are labelled openwrt-<board>-<filesystem>-cfe.bin + +The imagetags for tftp/ftp flashing is based on Broadcom 3.00-3.04 imagetags +and is known to be correct as the source code GPL and is available for reading. + +Broadcom 3.00-3.02 flashing has been tested on Comtrend CT-5261, CT-536 and +Tecom GW6000, and is the version of the flashing that was present before the +imagetags were split by broadcom code version (early June 2009) + +3.04 is guessed to be the same as 3.00-3.02 based on available information + +Broadom 3.06 is thought to be the same as 3.00-3.02, however the only 3.06 +this author (Daniel Dickinson) has seen is the Alice Gate (Pirelli) firmware +which is known to be different due to vendor (Pirelli) modifications to the +Broadcom code. + +Broadcom 3.08 introduced changes to the imagetag to deal with TR69 (a remote +router management system developed by the DSL Forum). The version we are +using as 3.08 is based on the BT Voyager firmware image I looked at. It may +in fact be BT Voyager-specific, and may in fact not be 3.08, but modified 3.06 +and not apply to all 3.08 versions. + +Broadcom 3.10 uses an imagetag that is believed to apply to all 3.10 and 3.12 +versions, and has been tested on the Tecom GW6200. It is similar to 3.08. +There is a field for vendor-specific information, that at least in some cases +is not optional. It is based on the hexedit of a neufbox4 firmware image, the +information in https://dev.openwrt.org/ticket/4987, and the hexedit of a Tecom +GW6200 image. + +Some boards share the same tag format, but require vendor-specific fields in +the board. In that case the tagid is shared, but the filename of the generated +image reflects the router for which the image was created. + +router |method| codever |tagid |filename ++----------+------+---------+------+------------------------------------------- +|any |cfe | any |bccfe |openwrt-<board>-<filesystem>-bccfe-cfe.bin +|any |t/ftp | any |bc300 |openwrt-<board>-<filesystem>-bc300-cfe.bin +| |web |3.00-3.06|bc300 |openwrt-<board>-<filesystem>-bc300-cfe.bin +| |web |3.08 |bc308 |openwrt-<board>-<filesystem>-bc308-cfe.bin +| |web |3.10-3.12|bc310 |openwrt-<board>-<filesystem>-bc310-cfe.bin +|CT536 |web |3.02 |bc300 |openwrt-<board>-<filesystem>-bc300-cfe.bin +|CT5621 |web |3.02 |bc300 |openwrt-<board>-<filesystem>-bc300-cfe.bin +|GW6000 |web |3.00 |bc300 |openwrt-<board>-<filesystem>-bc300-cfe.bin +|USR9108? |web |? |bc300 |openwrt-<board>-<filesystem>-bc300-cfe.bin +|USR9108? |web |? |bc310 |openwrt-<board>-<filesystem>-bc310-cfe.bin +|DG834GT |web |3.02 |bc300 |openwrt-<board>-<filesystem>-bc300-cfe.bin +|V2500V |web |3.08 |bc308 |openwrt-<board>-<filesystem>-btvgr-cfe.bin +|GW6200 |web |3.10 |bc310 |openwrt-<board>-<filesystem>-gw6200-cfe.bin +|Neufbox4 |web |3.12 |bc310 |openwrt-<board>-<filesystem>-nb4-cfe.bin +|F@ST2404 |web |? |bc300 |openwrt-<board>-<filesystem>-bc300-cfe.bin +|F@ST2404 |web |? |bc310 |openwrt-<board>-<filesystem>-bc310-cfe.bin +|AGVoIP2+Wi|web |alice3.06|ag306 |openwrt-<board>-<filesystem>-agv2+w-cfe.bin + +Old imagetag routers +-------------------- +Davolink DV201AMR + +Redboot routers +--------------- +Inventel Livebox + +Known router->code versions +--------------------------- + +Vendor |Model |Code Ver +---------------------------+------------------------------------------+-------- +Comtrend |CT-5261 |3.02 +Comtrend |CT-536 |3.02 +Tecom |GW6000 |3.00 +Tecom |GW6200 |3.10 +Pirelli |Alice Gate Wi-Fi (+VoIP models?) |ag 3.06 +? |TD-88xx |3.06 +BT |Voyager V2500V |3.08 (?) +Belkin |F5D7633 |3.10 +Neuf ? |Neufbox 4 |3.12 +NetGear |DG834GT |3.02 +Sagem |F@ST2404 |? +USR |9108 |? |