X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/ec9c918aef80e00f408698eec5bd43efd00470af..45e68308a5a53fe6f9344d65151f739de00b7a8f:/target/linux/brcm63xx/patches-2.6.32/040-bcm963xx_flashmap.patch diff --git a/target/linux/brcm63xx/patches-2.6.32/040-bcm963xx_flashmap.patch b/target/linux/brcm63xx/patches-2.6.32/040-bcm963xx_flashmap.patch index 556e8cb85..812e008a2 100644 --- a/target/linux/brcm63xx/patches-2.6.32/040-bcm963xx_flashmap.patch +++ b/target/linux/brcm63xx/patches-2.6.32/040-bcm963xx_flashmap.patch @@ -73,7 +73,7 @@ Signed-off-by: Axel Gembe +obj-$(CONFIG_MTD_BCM963XX) += bcm963xx-flash.o --- /dev/null +++ b/drivers/mtd/maps/bcm963xx-flash.c -@@ -0,0 +1,399 @@ +@@ -0,0 +1,266 @@ +/* + * Copyright (C) 2006-2008 Florian Fainelli + * Mike Albon @@ -119,179 +119,46 @@ Signed-off-by: Axel Gembe + .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. */ -+ union bcm_tag *buf; ++ struct 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(union bcm_tag)); ++ buf = vmalloc(sizeof(struct bcm_tag)); + if (!buf) + return -ENOMEM; + + /* Get the tag */ -+ ret = master->read(master,master->erasesize,sizeof(union bcm_tag), &retlen, (void *)buf); -+ if (retlen != sizeof(union bcm_tag)){ ++ ret = master->read(master,master->erasesize,sizeof(struct bcm_tag), &retlen, (void *)buf); ++ if (retlen != sizeof(struct bcm_tag)){ + vfree(buf); + return -EIO; + } + -+ /* 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 = *(uint32_t *)&(buf->bccfe.tagIdCRC[0]); -+ 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 = *(uint32_t *)&(buf->bc300.tagIdCRC[0]); -+ 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 = *(uint32_t *)&(buf->ag306.tagIdCRC[0]); -+ tagversion = &(buf->ag306.tagVersion[0]); -+ boardid = &(buf->ag306.boardid[0]); -+ break; -+ case 3: -+ matchtagid = "bc221"; -+ tagid = &(buf->bc221.tagId[0]); -+ sscanf(buf->bc221.rootAddress,"%u", &rootfsaddr); -+ sscanf(buf->bc221.rootLength, "%u", &rootfslen); -+ sscanf(buf->bc221.kernelAddress, "%u", &kerneladdr); -+ sscanf(buf->bc221.kernelLength, "%u", &kernellen); -+ sscanf(buf->bc221.totalLength, "%u", &totallen); -+ tagidcrc = *(uint32_t *)&(buf->bc221.tagIdCRC[0]); -+ tagversion = &(buf->bc221.tagVersion[0]); -+ boardid = &(buf->bc221.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 = *(uint32_t *)&(buf->bc310.tagIdCRC[0]); -+ tagversion = &(buf->bc310.tagVersion[0]); -+ boardid = &(buf->bc310.boardid[0]); -+ break; -+ } -+ if (strncmp(tagid, matchtagid, TAGID_LEN) != 0) { -+ continue; -+ } -+ -+ calctagidcrc = htonl(tagcrc32(IMAGETAG_CRC_START, tagid, TAGID_LEN)); -+ if (tagidcrc == calctagidcrc) { -+ tagid_match = true; -+ break; -+ } -+ } -+ -+ if (!tagid_match) { -+ tagid = "bcram"; -+ 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 = *(uint32_t *)&(buf->bccfe.tagIdCRC[0]); -+ tagversion = &(buf->bccfe.tagVersion[0]); -+ boardid = &(buf->bccfe.boardid[0]); -+ } ++ sscanf(buf->kernelAddress, "%u", &kerneladdr); ++ sscanf(buf->kernelLength, "%u", &kernellen); ++ sscanf(buf->totalLength, "%u", &totallen); ++ tagversion = &(buf->tagVersion[0]); ++ boardid = &(buf->boardid[0]); + -+ printk(KERN_INFO PFX "CFE boot tag found with version %s, board type %s, and tagid %s.\n",tagversion,boardid,tagid); ++ printk(KERN_INFO PFX "CFE boot tag found with version %s and board type %s\n",tagversion, boardid); + -+ rootfsaddr = rootfsaddr - EXTENDED_SIZE; + kerneladdr = kerneladdr - EXTENDED_SIZE; -+ spareaddr = roundup(totallen,master->erasesize) + master->erasesize; ++ rootfsaddr = kerneladdr + kernellen; ++ spareaddr = roundup(totallen, master->erasesize) + master->erasesize; + sparelen = master->size - spareaddr - master->erasesize; ++ rootfslen = spareaddr - rootfsaddr; + + /* Determine number of partitions */ + namelen = 8; @@ -342,9 +209,9 @@ Signed-off-by: Axel Gembe + parts[curpart].name = "linux"; + parts[curpart].offset = parts[0].size; + parts[curpart].size = master->size - parts[0].size - parts[3].size; -+ ++ + for (i = 0; i < nrparts; i++) -+ printk(KERN_INFO PFX "Partition %d is %s offset %lx and length %lx\n", i, parts[i].name, parts[i].offset, parts[i].size); ++ printk(KERN_INFO PFX "Partition %d is %s offset %lx and length %lx\n", i, parts[i].name, (long unsigned int)(parts[i].offset), (long unsigned int)(parts[i].size)); + + printk(KERN_INFO PFX "Spare partition is %x offset and length %x\n", spareaddr, sparelen); + *pparts = parts; @@ -375,7 +242,7 @@ Signed-off-by: Axel Gembe + char *part_type; + struct resource *r; + -+ r = platform_get_resource(pdev, IORESOURCE_MEM, 0); ++ r = platform_get_resource(pdev, IORESOURCE_MEM, 0); + bcm963xx_map.phys = r->start; + bcm963xx_map.size = (r->end - r->start) + 1; + bcm963xx_map.virt = ioremap(r->start, r->end - r->start + 1);