* for more details.
*
* Copyright (C) 2008 Axel Gembe <ago@bastart.eu.org>
- * Copyright (C) 2009 Daniel Dickinson <crazycshore@gmail.com>
+ * Copyright (C) 2009-2010 Daniel Dickinson <openwrt@cshore.neomailbox.net>
*/
#include <stdio.h>
#include <netinet/in.h>
#include "bcm_tag.h"
+#include "imagetag_cmdline.h"
+#include "cyg_crc.h"
-#define IMAGETAG_MAGIC1 "Broadcom Corporatio"
-#define IMAGETAG_MAGIC2 "ver. 2.0"
-#define IMAGETAG_VER "6"
-#define IMAGETAG_DEFAULT_LOADADDR 0x80010000
-#define DEFAULT_FW_OFFSET 0x10000
-#define DEFAULT_FLASH_START 0xBFC00000
-#define DEFAULT_FLASH_BS (64 * 1024)
#define DEADCODE 0xDEADC0DE
-union int2char {
- uint32_t input;
- char output[4];
-};
-
-/* This appears to be necessary due to alignment issues */
-#define int2tag(tag, value) intchar.input = htonl(value); \
- strncpy(tag, intchar.output, sizeof(union int2char))
-
/* Kernel header */
struct kernelhdr {
uint32_t loadaddr; /* Kernel load address */
static char pirellitab[NUM_PIRELLI][BOARDID_LEN] = PIRELLI_BOARDS;
-static uint32_t crc32tab[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
-};
-
-uint32_t crc32(uint32_t crc, uint8_t *data, size_t len)
-{
- while (len--)
- crc = (crc >> 8) ^ crc32tab[(crc ^ *data++) & 0xFF];
-
- return crc;
+void int2tag(char *tag, uint32_t value) {
+ uint32_t network = htonl(value);
+ memcpy(tag, (char *)(&network), 4);
}
uint32_t compute_crc32(uint32_t crc, FILE *binfile, size_t compute_start, size_t compute_len)
/* read block of 1024 bytes */
while (binfile && !feof(binfile) && !ferror(binfile) && (compute_len >= sizeof(readbuf))) {
read = fread(readbuf, sizeof(uint8_t), sizeof(readbuf), binfile);
- crc = crc32(crc, readbuf, read);
+ crc = cyg_crc32_accumulate(crc, readbuf, read);
compute_len = compute_len - read;
}
/* Less than 1024 bytes remains, read compute_len bytes */
if (binfile && !feof(binfile) && !ferror(binfile) && (compute_len > 0)) {
read = fread(readbuf, sizeof(uint8_t), compute_len, binfile);
- crc = crc32(crc, readbuf, read);
+ crc = cyg_crc32_accumulate(crc, readbuf, read);
}
return crc;
return retval;
}
-int tagfile(const char *kernel, const char *rootfs, const char *bin,
- const char *boardid, const char *chipid, const uint32_t fwaddr,
- const uint32_t loadaddr, const uint32_t entry,
- const char *ver, const char *magic2, const uint32_t flash_bs,
- const char *rsignature, const char *layoutver)
+int tagfile(const char *kernel, const char *rootfs, const char *bin, \
+ const struct gengetopt_args_info *args, \
+ uint32_t flash_start, uint32_t image_offset, \
+ uint32_t block_size, uint32_t load_address, uint32_t entry)
{
struct bcm_tag tag;
struct kernelhdr khdr;
- FILE *kernelfile = NULL, *rootfsfile = NULL, *binfile;
- size_t kerneloff, kernellen, rootfsoff, rootfslen, read, imagelen, rootfsoffpadlen, kernelfslen;
+ FILE *kernelfile = NULL, *rootfsfile = NULL, *binfile = NULL, *cfefile = NULL;
+ size_t cfeoff, cfelen, kerneloff, kernellen, rootfsoff, rootfslen, \
+ read, imagelen, rootfsoffpadlen = 0, kernelfslen, kerneloffpadlen = 0, oldrootfslen, \
+ rootfsend;
uint8_t readbuf[1024];
uint32_t imagecrc = IMAGETAG_CRC_START;
uint32_t kernelcrc = IMAGETAG_CRC_START;
uint32_t rootfscrc = IMAGETAG_CRC_START;
uint32_t kernelfscrc = IMAGETAG_CRC_START;
+ uint32_t fwaddr = 0;
+ uint8_t crc_val;
const uint32_t deadcode = htonl(DEADCODE);
- union int2char intchar;
- int i;
- int is_pirelli = 0;
+ int i;
+ int is_pirelli = 0;
- memset(&tag, 0, sizeof(struct bcm_tag));
-
- if (strlen(boardid) >= sizeof(tag.boardid)) {
- fprintf(stderr, "Board id is too long!\n");
- return 1;
- }
- /* Likewise chipid */
- if (strlen(chipid) >= sizeof(tag.chipid)) {
- fprintf(stderr, "Chip id is too long!\n");
- return 1;
- }
+ memset(&tag, 0, sizeof(struct bcm_tag));
if (!kernel || !rootfs) {
fprintf(stderr, "imagetag can't create an image without both kernel and rootfs\n");
return 1;
}
- /* Build the kernel address and length (doesn't need to be aligned, read only) */
- kerneloff = fwaddr + sizeof(tag);
- kernellen = getlen(kernelfile);
-
- /* Build the kernel header */
- khdr.loadaddr = htonl(loadaddr);
- khdr.entry = htonl(entry);
- khdr.lzmalen = htonl(kernellen);
+ if ((args->cfe_given) && (args->cfe_arg)) {
+ if (!(cfefile = fopen(args->cfe_arg, "rb"))) {
+ fprintf(stderr, "Unable to open CFE file \"%s\"\n", args->cfe_arg);
+ }
+ }
- /* Increase the kernel size by the header size */
- kernellen += sizeof(khdr);
+ fwaddr = flash_start + image_offset;
+ if (cfefile) {
+ cfeoff = flash_start;
+ cfelen = getlen(cfefile);
+ /* Seek to the start of the file after tag */
+ fseek(binfile, sizeof(tag), SEEK_SET);
+
+ /* Write the cfe */
+ while (cfefile && !feof(cfefile) && !ferror(cfefile)) {
+ read = fread(readbuf, sizeof(uint8_t), sizeof(readbuf), cfefile);
+ fwrite(readbuf, sizeof(uint8_t), read, binfile);
+ }
- /* Build the rootfs address and length (start and end do need to be aligned on flash erase block boundaries */
- rootfsoff = kerneloff + kernellen;
- rootfsoff = (rootfsoff % flash_bs) > 0 ? (((rootfsoff / flash_bs) + 1) * flash_bs) : rootfsoff;
- rootfslen = getlen(rootfsfile);
- rootfslen = ( (rootfslen % flash_bs) > 0 ? (((rootfslen / flash_bs) + 1) * flash_bs) : rootfslen );
- imagelen = rootfsoff + rootfslen - kerneloff + sizeof(deadcode);
- rootfsoffpadlen = rootfsoff - (kerneloff + kernellen);
+ } else {
+ cfeoff = 0;
+ cfelen = 0;
+ }
- /* Seek to the start of the kernel */
- fseek(binfile, kerneloff - fwaddr, SEEK_SET);
+ if (!args->root_first_flag) {
+ /* Build the kernel address and length (doesn't need to be aligned, read only) */
+ kerneloff = fwaddr + sizeof(tag);
+
+ kernellen = getlen(kernelfile);
+
+ if (!args->kernel_file_has_header_flag) {
+ /* Build the kernel header */
+ khdr.loadaddr = htonl(load_address);
+ khdr.entry = htonl(entry);
+ khdr.lzmalen = htonl(kernellen);
+
+ /* Increase the kernel size by the header size */
+ kernellen += sizeof(khdr);
+ }
+
+ /* Build the rootfs address and length */
+ rootfsoff = kerneloff + kernellen;
+ /* align the start if requested */
+ if (args->align_rootfs_flag)
+ rootfsoff = (rootfsoff % block_size) > 0 ? (((rootfsoff / block_size) + 1) * block_size) : rootfsoff;
+
+ /* align the end */
+ rootfsend = rootfsoff + getlen(rootfsfile);
+ if ((rootfsend % block_size) > 0)
+ rootfsend = (((rootfsend / block_size) + 1) * block_size);
+ rootfslen = rootfsend - rootfsoff;
+ imagelen = rootfsoff + rootfslen - kerneloff + sizeof(deadcode);
+ rootfsoffpadlen = rootfsoff - (kerneloff + kernellen);
+
+ /* Seek to the start of the kernel */
+ fseek(binfile, kerneloff - fwaddr + cfelen, SEEK_SET);
+
+ /* Write the kernel header */
+ fwrite(&khdr, sizeof(khdr), 1, binfile);
+
+ /* Write the kernel */
+ while (kernelfile && !feof(kernelfile) && !ferror(kernelfile)) {
+ read = fread(readbuf, sizeof(uint8_t), sizeof(readbuf), kernelfile);
+ fwrite(readbuf, sizeof(uint8_t), read, binfile);
+ }
- /* Write the kernel header */
- fwrite(&khdr, sizeof(khdr), 1, binfile);
+ /* Write the RootFS */
+ fseek(binfile, rootfsoff - fwaddr + cfelen, SEEK_SET);
+ while (rootfsfile && !feof(rootfsfile) && !ferror(rootfsfile)) {
+ read = fread(readbuf, sizeof(uint8_t), sizeof(readbuf), rootfsfile);
+ fwrite(readbuf, sizeof(uint8_t), read, binfile);
+ }
+
+ /* Align image to specified erase block size and append deadc0de */
+ printf("Data alignment to %dk with 'deadc0de' appended\n", block_size/1024);
+ fseek(binfile, rootfsoff + rootfslen - fwaddr + cfelen, SEEK_SET);
+ fwrite(&deadcode, sizeof(uint32_t), 1, binfile);
+
+ oldrootfslen = rootfslen;
+ if (args->pad_given) {
+ uint32_t allfs = 0xffffffff;
+ uint32_t pad_size = args->pad_arg * 1024 * 1024;
+
+ printf("Padding image to %d bytes ...\n", pad_size);
+ while (imagelen < pad_size) {
+ fwrite(&allfs, sizeof(uint32_t), 1, binfile);
+ imagelen += 4;
+ rootfslen += 4;
+ }
+ }
+
+ /* Flush the binfile buffer so that when we read from file, it contains
+ * everything in the buffer
+ */
+ fflush(binfile);
+
+ /* Compute the crc32 of the entire image (deadC0de included) */
+ imagecrc = compute_crc32(imagecrc, binfile, kerneloff - fwaddr + cfelen, imagelen);
+ /* Compute the crc32 of the kernel and padding between kernel and rootfs) */
+ kernelcrc = compute_crc32(kernelcrc, binfile, kerneloff - fwaddr + cfelen, kernellen + rootfsoffpadlen);
+ /* Compute the crc32 of the kernel and padding between kernel and rootfs) */
+ kernelfscrc = compute_crc32(kernelfscrc, binfile, kerneloff - fwaddr + cfelen, kernellen + rootfsoffpadlen + rootfslen + sizeof(deadcode));
+ /* Compute the crc32 of the flashImageStart to rootLength.
+ * The broadcom firmware assumes the rootfs starts the image,
+ * therefore uses the rootfs start to determine where to flash
+ * the image. Since we have the kernel first we have to give
+ * it the kernel address, but the crc uses the length
+ * associated with this address, which is added to the kernel
+ * length to determine the length of image to flash and thus
+ * needs to be rootfs + deadcode
+ */
+ rootfscrc = compute_crc32(rootfscrc, binfile, kerneloff - fwaddr + cfelen, rootfslen + sizeof(deadcode));
- /* Write the kernel */
- while (kernelfile && !feof(kernelfile) && !ferror(kernelfile)) {
+ } else {
+ /* Build the kernel address and length (doesn't need to be aligned, read only) */
+ rootfsoff = fwaddr + sizeof(tag);
+ oldrootfslen = getlen(rootfsfile);
+ rootfslen = oldrootfslen;
+ rootfslen = ( (rootfslen % block_size) > 0 ? (((rootfslen / block_size) + 1) * block_size) : rootfslen );
+ kerneloffpadlen = rootfslen - oldrootfslen;
+ oldrootfslen = rootfslen;
+
+ kerneloff = rootfsoff + rootfslen;
+ kernellen = getlen(kernelfile);
+
+ imagelen = cfelen + rootfslen + kernellen;
+
+ /* Seek to the start of the kernel */
+ fseek(binfile, kerneloff - fwaddr + cfelen, SEEK_SET);
+
+ if (!args->kernel_file_has_header_flag) {
+ /* Build the kernel header */
+ khdr.loadaddr = htonl(load_address);
+ khdr.entry = htonl(entry);
+ khdr.lzmalen = htonl(kernellen);
+
+ /* Write the kernel header */
+ fwrite(&khdr, sizeof(khdr), 1, binfile);
+
+ /* Increase the kernel size by the header size */
+ kernellen += sizeof(khdr);
+ }
+
+ /* Write the kernel */
+ while (kernelfile && !feof(kernelfile) && !ferror(kernelfile)) {
read = fread(readbuf, sizeof(uint8_t), sizeof(readbuf), kernelfile);
fwrite(readbuf, sizeof(uint8_t), read, binfile);
- }
+ }
- /* Write the RootFS */
- fseek(binfile, rootfsoff - fwaddr, SEEK_SET);
- while (rootfsfile && !feof(rootfsfile) && !ferror(rootfsfile)) {
+ /* Write the RootFS */
+ fseek(binfile, rootfsoff - fwaddr + cfelen, SEEK_SET);
+ while (rootfsfile && !feof(rootfsfile) && !ferror(rootfsfile)) {
read = fread(readbuf, sizeof(uint8_t), sizeof(readbuf), rootfsfile);
fwrite(readbuf, sizeof(uint8_t), read, binfile);
+ }
+
+ /* Flush the binfile buffer so that when we read from file, it contains
+ * everything in the buffer
+ */
+ fflush(binfile);
+
+ /* Compute the crc32 of the entire image (deadC0de included) */
+ imagecrc = compute_crc32(imagecrc, binfile, sizeof(tag), imagelen);
+ /* Compute the crc32 of the kernel and padding between kernel and rootfs) */
+ kernelcrc = compute_crc32(kernelcrc, binfile, kerneloff - fwaddr + cfelen, kernellen + rootfsoffpadlen);
+ kernelfscrc = compute_crc32(kernelfscrc, binfile, rootfsoff - fwaddr + cfelen, kernellen + rootfslen);
+ rootfscrc = compute_crc32(rootfscrc, binfile, rootfsoff - fwaddr + cfelen, rootfslen);
}
- /* Align image to specified erase block size and append deadc0de */
- printf("Data alignment to %dk with 'deadc0de' appended\n", flash_bs/1024);
- fseek(binfile, rootfsoff + rootfslen - fwaddr, SEEK_SET);
- fwrite(&deadcode, sizeof(uint32_t), 1, binfile);
-
- /* Flush the binfile buffer so that when we read from file, it contains
- * everything in the buffer
- */
- fflush(binfile);
-
- /* Compute the crc32 of the entire image (deadC0de included) */
- imagecrc = compute_crc32(imagecrc, binfile, kerneloff - fwaddr, imagelen);
- /* Compute the crc32 of the kernel and padding between kernel and rootfs) */
- kernelcrc = compute_crc32(kernelcrc, binfile, kerneloff - fwaddr, kernellen + rootfsoffpadlen);
- /* Compute the crc32 of the kernel and padding between kernel and rootfs) */
- kernelfscrc = compute_crc32(kernelfscrc, binfile, kerneloff - fwaddr, kernellen + rootfsoffpadlen + rootfslen + sizeof(deadcode));
- /* Compute the crc32 of the flashImageStart to rootLength.
- * The broadcom firmware assumes the rootfs starts the image,
- * therefore uses the rootfs start to determine where to flash
- * the image. Since we have the kernel first we have to give
- * it the kernel address, but the crc uses the length
- * associated with this address, which is added to the kernel
- * length to determine the length of image to flash and thus
- * needs to be rootfs + deadcode
- */
- rootfscrc = compute_crc32(rootfscrc, binfile, kerneloff - fwaddr, rootfslen + sizeof(deadcode));
-
/* Close the files */
+ if (cfefile) {
+ fclose(cfefile);
+ }
fclose(kernelfile);
fclose(rootfsfile);
/* Build the tag */
- strncpy(tag.tagVersion, ver, TAGVER_LEN);
- strncpy(tag.sig_1, IMAGETAG_MAGIC1, sizeof(tag.sig_1) - 1);
- strncpy(tag.sig_2, magic2, sizeof(tag.sig_2) - 1);
- strcpy(tag.chipid, chipid);
- strcpy(tag.boardid, boardid);
+ strncpy(tag.tagVersion, args->tag_version_arg, sizeof(tag.tagVersion) - 1);
+ strncpy(tag.sig_1, args->signature_arg, sizeof(tag.sig_1) - 1);
+ strncpy(tag.sig_2, args->signature2_arg, sizeof(tag.sig_2) - 1);
+ strncpy(tag.chipid, args->chipid_arg, sizeof(tag.chipid) - 1);
+ strncpy(tag.boardid, args->boardid_arg, sizeof(tag.boardid) - 1);
strcpy(tag.big_endian, "1");
sprintf(tag.totalLength, "%lu", imagelen);
- /* We don't include CFE */
- strcpy(tag.cfeAddress, "0");
- strcpy(tag.cfeLength, "0");
+ if (args->cfe_given) {
+ sprintf(tag.cfeAddress, "%lu", flash_start);
+ sprintf(tag.cfeLength, "%lu", cfelen);
+ } else {
+ /* We don't include CFE */
+ strcpy(tag.cfeAddress, "0");
+ strcpy(tag.cfeLength, "0");
+ }
- sprintf(tag.kernelAddress, "%lu", kerneloff);
+ sprintf(tag.kernelAddress, "%lu", kerneloff);
sprintf(tag.kernelLength, "%lu", kernellen + rootfsoffpadlen);
- sprintf(tag.flashImageStart, "%lu", kerneloff);
- sprintf(tag.rootLength, "%lu", rootfslen + sizeof(deadcode));
- if (rsignature) {
- strncpy(tag.rsa_signature, rsignature, RSASIG_LEN);
+ if (args->root_first_flag) {
+ sprintf(tag.flashImageStart, "%lu", rootfsoff);
+ sprintf(tag.flashRootLength, "%lu", rootfslen);
+ } else {
+ sprintf(tag.flashImageStart, "%lu", kerneloff);
+ sprintf(tag.flashRootLength, "%lu", rootfslen + sizeof(deadcode));
+ }
+ int2tag(tag.rootLength, oldrootfslen + sizeof(deadcode));
+
+ if (args->rsa_signature_given) {
+ strncpy(tag.rsa_signature, args->rsa_signature_arg, RSASIG_LEN);
+ }
+
+ if (args->layoutver_given) {
+ strncpy(tag.flashLayoutVer, args->layoutver_arg, TAGLAYOUT_LEN);
+ }
+
+ if (args->info1_given) {
+ strncpy(tag.information1, args->info1_arg, TAGINFO1_LEN);
+ }
+
+ if (args->info2_given) {
+ strncpy(tag.information2, args->info2_arg, TAGINFO2_LEN);
}
- if (layoutver) {
- strncpy(tag.flashLayoutVer, layoutver, TAGLAYOUT_LEN);
+ if (args->reserved2_given) {
+ strncpy(tag.reserved2, args->reserved2_arg, 16);
+ }
+
+ if (args->altinfo_given) {
+ strncpy(&tag.information1[0], args->altinfo_arg, ALTTAGINFO_LEN);
+ }
+
+ if (args->second_image_flag_given) {
+ if (strncmp(args->second_image_flag_arg, "2", DUALFLAG_LEN) != 0) {
+ strncpy(tag.dualImage, args->second_image_flag_arg, DUALFLAG_LEN);
+ }
+ }
+
+ if (args->inactive_given) {
+ if (strncmp(args->inactive_arg, "2", INACTIVEFLAG_LEN) != 0) {
+ strncpy(tag.inactiveFlag, args->second_image_flag_arg, INACTIVEFLAG_LEN);
+ }
}
for (i = 0; i < NUM_PIRELLI; i++) {
- if (strncmp(boardid, pirellitab[i], BOARDID_LEN) == 0) {
+ if (strncmp(args->boardid_arg, pirellitab[i], BOARDID_LEN) == 0) {
is_pirelli = 1;
break;
}
}
if ( !is_pirelli ) {
- int2tag(tag.imageCRC, imagecrc);
+ int2tag(tag.imageCRC, kernelfscrc);
} else {
- int2tag(tag.imageCRC, kernelcrc);
+ int2tag(tag.imageCRC, kernelcrc);
}
- int2tag(tag.kernelCRC, kernelcrc);
- int2tag(tag.rootfsCRC, rootfscrc);
+
+ int2tag(&(tag.rootfsCRC[0]), rootfscrc);
+ int2tag(tag.kernelCRC, kernelcrc);
int2tag(tag.fskernelCRC, kernelfscrc);
- int2tag(tag.headerCRC, crc32(IMAGETAG_CRC_START, (uint8_t*)&tag, sizeof(tag) - 20));
+ int2tag(tag.headerCRC, cyg_crc32_accumulate(IMAGETAG_CRC_START, (uint8_t*)&tag, sizeof(tag) - 20));
fseek(binfile, 0L, SEEK_SET);
fwrite(&tag, sizeof(uint8_t), sizeof(tag), binfile);
+ fflush(binfile);
fclose(binfile);
return 0;
int main(int argc, char **argv)
{
- int c, i;
- char *kernel, *rootfs, *bin, *boardid, *chipid, *magic2, *ver, *tagid, *rsignature, *layoutver;
- uint32_t flashstart, fwoffset, loadaddr, entry;
- uint32_t fwaddr, flash_bs;
- int tagidfound = 0;
+ int c, i;
+ char *kernel, *rootfs, *bin;
+ uint32_t flash_start, image_offset, block_size, load_address, entry;
+ flash_start = image_offset = block_size = load_address = entry = 0;
+ struct gengetopt_args_info parsed_args;
- kernel = rootfs = bin = boardid = chipid = magic2 = ver = rsignature = layoutver = NULL;
- entry = 0;
+ kernel = rootfs = bin = NULL;
- flashstart = DEFAULT_FLASH_START;
- fwoffset = DEFAULT_FW_OFFSET;
- loadaddr = IMAGETAG_DEFAULT_LOADADDR;
- flash_bs = DEFAULT_FLASH_BS;
+ if (imagetag_cmdline(argc, argv, &parsed_args)) {
+ exit(1);
+ }
- printf("Broadcom image tagger - v1.0.0\n");
+ printf("Broadcom 63xx image tagger - v2.0.0\n");
printf("Copyright (C) 2008 Axel Gembe\n");
printf("Copyright (C) 2009-2010 Daniel Dickinson\n");
-
- while ((c = getopt(argc, argv, "i:f:o:b:c:s:n:v:m:k:l:e:h:r:y:")) != -1) {
- switch (c) {
- case 'i':
- kernel = optarg;
- break;
- case 'f':
- rootfs = optarg;
- break;
- case 'o':
- bin = optarg;
- break;
- case 'b':
- boardid = optarg;
- break;
- case 'c':
- chipid = optarg;
- break;
- case 's':
- flashstart = strtoul(optarg, NULL, 16);
- break;
- case 'n':
- fwoffset = strtoul(optarg, NULL, 16);
- break;
- case 'v':
- ver = optarg;
- break;
- case 'm':
- magic2 = optarg;
- break;
- case 'k':
- flash_bs = strtoul(optarg, NULL, 16);
- break;
- case 'l':
- loadaddr = strtoul(optarg, NULL, 16);
- break;
- case 'e':
- entry = strtoul(optarg, NULL, 16);
- break;
- case 'r':
- rsignature = optarg;
- break;
- case 'y':
- layoutver = optarg;
- break;
- case 'h':
- default:
- fprintf(stderr, "Usage: imagetag <parameters>\n\n");
- fprintf(stderr, " -i <kernel> - The LZMA compressed kernel file to include in the image\n");
- fprintf(stderr, " -f <rootfs> - The RootFS file to include in the image\n");
- fprintf(stderr, " -o <bin> - The output file\n");
- fprintf(stderr, " -b <boardid> - The board id to set in the image (i.e. \"96345GW2\")\n");
- fprintf(stderr, " -c <chipid> - The chip id to set in the image (i.e. \"6345\")\n");
- fprintf(stderr, " -s <flashstart> - Flash start address (i.e. \"0xBFC00000\"\n");
- fprintf(stderr, " -n <fwoffset> - \n");
- fprintf(stderr, " -v <version> - \n");
- fprintf(stderr, " -m <magic2> - \n");
- fprintf(stderr, " -k <flash_bs> - flash erase block size\n");
- fprintf(stderr, " -l <loadaddr> - Address where the kernel expects to be loaded (defaults to 0x80010000)\n");
- fprintf(stderr, " -e <entry> - Address where the kernel entry point will end up\n");
- fprintf(stderr, " -r <signature> - vendor specific signature, for those that need it");
- fprintf(stderr, " -y <layoutver> - Flash Layout Version (2.2x code versions need this)");
- fprintf(stderr, " -h - Displays this text\n\n");
- return 1;
- }
+ printf("Licensed under the terms of the Gnu General Public License\n");
+
+ kernel = parsed_args.kernel_arg;
+ rootfs = parsed_args.rootfs_arg;
+ bin = parsed_args.output_arg;
+ if (strlen(parsed_args.tag_version_arg) >= TAGVER_LEN) {
+ fprintf(stderr, "Error: Tag Version (tag_version,v) too long.\n");
+ exit(1);
}
-
- if (!boardid || !chipid) {
- fprintf(stderr, "You need to specify the board (-b) and chip id (-c)!\n");
- return 1;
+ if (strlen(parsed_args.boardid_arg) >= BOARDID_LEN) {
+ fprintf(stderr, "Error: Board ID (boardid,b) too long.\n");
+ exit(1);
}
-
- if (entry == 0) {
- fprintf(stderr, "You need to specify the kernel entry (-e)\n");
- return 1;
+ if (strlen(parsed_args.chipid_arg) >= CHIPID_LEN) {
+ fprintf(stderr, "Error: Chip ID (chipid,c) too long.\n");
+ exit(1);
+ }
+ if (strlen(parsed_args.signature_arg) >= SIG1_LEN) {
+ fprintf(stderr, "Error: Magic string (signature,a) too long.\n");
+ exit(1);
+ }
+ if (strlen(parsed_args.signature2_arg) >= SIG2_LEN) {
+ fprintf(stderr, "Error: Second magic string (signature2,m) too long.\n");
+ exit(1);
+ }
+ if (parsed_args.layoutver_given) {
+ if (strlen(parsed_args.layoutver_arg) > FLASHLAYOUTVER_LEN) {
+ fprintf(stderr, "Error: Flash layout version (layoutver,y) too long.\n");
+ exit(1);
+ }
+ }
+ if (parsed_args.rsa_signature_given) {
+ if (strlen(parsed_args.rsa_signature_arg) > RSASIG_LEN) {
+ fprintf(stderr, "Error: RSA Signature (rsa_signature,r) too long.\n");
+ exit(1);
+ }
}
- /* Fallback to defaults */
-
- fwaddr = flashstart + fwoffset;
+ if (parsed_args.info1_given) {
+ if (strlen(parsed_args.info1_arg) >= TAGINFO1_LEN) {
+ fprintf(stderr, "Error: Vendor Information 1 (info1) too long.\n");
+ exit(1);
+ }
+ }
- if (!magic2) {
- magic2 = malloc(sizeof(char) * 14);
- if (!magic2) {
- perror("malloc");
- return 1;
- }
- strcpy(magic2, IMAGETAG_MAGIC2);
+ if (parsed_args.info2_given) {
+ if (strlen(parsed_args.info2_arg) >= TAGINFO2_LEN) {
+ fprintf(stderr, "Error: Vendor Information 2 (info2) too long.\n");
+ exit(1);
+ }
}
- if (!ver) {
- ver = malloc(sizeof(char) * 4);
- if (!ver) {
- perror("malloc");
- return 1;
- }
- strcpy(ver, IMAGETAG_VER);
+ if (parsed_args.altinfo_given) {
+ if (strlen(parsed_args.altinfo_arg) >= ALTTAGINFO_LEN) {
+ fprintf(stderr, "Error: Vendor Information 1 (info1) too long.\n");
+ exit(1);
+ }
}
+ if (parsed_args.pad_given) {
+ if (parsed_args.pad_arg < 0) {
+ fprintf(stderr, "Error: pad size must be positive.\r");
+ exit(1);
+ }
+ }
- return tagfile(kernel, rootfs, bin, boardid, chipid, fwaddr, loadaddr, entry, ver, magic2, flash_bs, rsignature, layoutver);
+ flash_start = strtoul(parsed_args.flash_start_arg, NULL, 16);
+ image_offset = strtoul(parsed_args.image_offset_arg, NULL, 16);
+ block_size = strtoul(parsed_args.block_size_arg, NULL, 16);
+
+ if (!parsed_args.kernel_file_has_header_flag) {
+ load_address = strtoul(parsed_args.load_addr_arg, NULL, 16);
+ entry = strtoul(parsed_args.entry_arg, NULL, 16);
+ if (load_address == 0) {
+ fprintf(stderr, "Error: Invalid value for load address\n");
+ }
+ if (entry == 0) {
+ fprintf(stderr, "Error: Invalid value for entry\n");
+ }
+ }
+
+ return tagfile(kernel, rootfs, bin, &parsed_args, flash_start, image_offset, block_size, load_address, entry);
}