From: Jonas Gorski Date: Mon, 8 Oct 2012 09:59:47 +0000 (+0000) Subject: package: mtd: use in-kernel bcm63xx image tag header X-Git-Tag: reboot~12712 X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=dd81dc48dd50dbee1cbaacc01935dab76cf32e7f;p=openwrt%2Fstaging%2Fxback.git package: mtd: use in-kernel bcm63xx image tag header Use the image tag header from the kernel instead of an external header file. SVN-Revision: 33654 --- diff --git a/package/mtd/Makefile b/package/mtd/Makefile index 7ca6b0e625..8521128b18 100644 --- a/package/mtd/Makefile +++ b/package/mtd/Makefile @@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk include $(INCLUDE_DIR)/kernel.mk PKG_NAME:=mtd -PKG_RELEASE:=18 +PKG_RELEASE:=19 PKG_BUILD_DIR := $(KERNEL_BUILD_DIR)/$(PKG_NAME) STAMP_PREPARED := $(STAMP_PREPARED)_$(call confvar,CONFIG_MTD_REDBOOT_PARTS) diff --git a/package/mtd/src/bcm_tag.h b/package/mtd/src/bcm_tag.h deleted file mode 120000 index 2e977a2d7a..0000000000 --- a/package/mtd/src/bcm_tag.h +++ /dev/null @@ -1 +0,0 @@ -../../../target/linux/brcm63xx/files/arch/mips/include/asm/mach-bcm63xx/bcm_tag.h \ No newline at end of file diff --git a/package/mtd/src/imagetag.c b/package/mtd/src/imagetag.c index a4ce86d6e9..9f5c193c42 100644 --- a/package/mtd/src/imagetag.c +++ b/package/mtd/src/imagetag.c @@ -32,9 +32,10 @@ #include #include +#include <../arch/mips/include/asm/mach-bcm63xx/bcm963xx_tag.h> + #include "mtd.h" #include "crc32.h" -#include "bcm_tag.h" ssize_t pread(int fd, void *buf, size_t count, off_t offset); ssize_t pwrite(int fd, const void *buf, size_t count, off_t offset); @@ -112,28 +113,28 @@ trx_fixup(int fd, const char *name) tag = (struct bcm_tag *) (ptr); - cfelen = strntoul(&tag->cfeLength[0], NULL, 10, IMAGE_LEN); + cfelen = strntoul(&tag->cfe_length[0], NULL, 10, IMAGE_LEN); if (cfelen) { fprintf(stderr, "Non-zero CFE length. This is currently unsupported.\n"); exit(1); } - headercrc = compute_crc32(CRC_START, offset, offsetof(struct bcm_tag, headerCRC), fd); - if (headercrc != *(uint32_t *)(&tag->headerCRC[0])) { + headercrc = compute_crc32(CRC_START, offset, offsetof(struct bcm_tag, header_crc), fd); + if (headercrc != *(uint32_t *)(&tag->header_crc)) { fprintf(stderr, "Tag verify failed. This may not be a valid image.\n"); exit(1); } - sprintf(&tag->flashRootLength[0], "%lu", 0); - strncpy(&tag->totalLength[0], &tag->kernelLength[0], IMAGE_LEN); + sprintf(&tag->root_length[0], "%u", 0); + strncpy(&tag->total_length[0], &tag->kernel_length[0], IMAGE_LEN); imagestart = sizeof(tag); - memcpy(&tag->imageCRC[0], &tag->kernelCRC[0], CRC_LEN); - memcpy(&tag->fskernelCRC[0], &tag->kernelCRC[0], CRC_LEN); + memcpy(&tag->image_crc, &tag->kernel_crc, sizeof(uint32_t)); + memcpy(&tag->fskernel_crc, &tag->kernel_crc, sizeof(uint32_t)); rootfscrc = CRC_START; - memcpy(&tag->rootfsCRC[0], &rootfscrc, sizeof(uint32_t)); - headercrc = crc32(CRC_START, tag, offsetof(struct bcm_tag, headerCRC)); - memcpy(&tag->headerCRC[0], &headercrc, sizeof(uint32_t)); + memcpy(&tag->rootfs_crc, &rootfscrc, sizeof(uint32_t)); + headercrc = crc32(CRC_START, tag, offsetof(struct bcm_tag, header_crc)); + memcpy(&tag->header_crc, &headercrc, sizeof(uint32_t)); msync(ptr, sizeof(struct bcm_tag), MS_SYNC|MS_INVALIDATE); munmap(ptr, len); @@ -164,12 +165,12 @@ trx_check(int imagefd, const char *mtd, char *buf, int *len) fprintf(stdout, "Could not get image header, file too small (%d bytes)\n", *len); return 0; } - headerCRC = crc32buf(buf, offsetof(struct bcm_tag, headerCRC)); - if (*(uint32_t *)(&tag->headerCRC[0]) != headerCRC) { + headerCRC = crc32buf(buf, offsetof(struct bcm_tag, header_crc)); + if (*(uint32_t *)(&tag->header_crc) != headerCRC) { if (quiet < 2) { - fprintf(stderr, "Bad header CRC got %08lx, calculated %08lx\n", - *(uint32_t *)(&tag->headerCRC[0]), headerCRC); + fprintf(stderr, "Bad header CRC got %08x, calculated %08x\n", + *(uint32_t *)(&tag->header_crc), headerCRC); fprintf(stderr, "This is not the correct file format; refusing to flash.\n" "Please specify the correct file or use -f to force.\n"); } @@ -183,7 +184,7 @@ trx_check(int imagefd, const char *mtd, char *buf, int *len) exit(1); } - imageLen = strntoul(&tag->totalLength[0], NULL, 10, IMAGE_LEN); + imageLen = strntoul(&tag->total_length[0], NULL, 10, IMAGE_LEN); if(mtdsize < imageLen) { fprintf(stderr, "Image too big for partition: %s\n", mtd); @@ -238,7 +239,7 @@ mtd_fixtrx(const char *mtd, size_t offset) tag = (struct bcm_tag *) (buf + offset); - cfelen = strntoul(&tag->cfeLength[0], NULL, 10, IMAGE_LEN); + cfelen = strntoul(tag->cfe_length, NULL, 10, IMAGE_LEN); if (cfelen) { fprintf(stderr, "Non-zero CFE length. This is currently unsupported.\n"); exit(1); @@ -248,8 +249,8 @@ mtd_fixtrx(const char *mtd, size_t offset) fprintf(stderr, "Verifying we actually have an imagetag.\n"); } - headercrc = compute_crc32(CRC_START, offset, offsetof(struct bcm_tag, headerCRC), fd); - if (headercrc != *(uint32_t *)(&tag->headerCRC[0])) { + headercrc = compute_crc32(CRC_START, offset, offsetof(struct bcm_tag, header_crc), fd); + if (headercrc != *(uint32_t *)(&tag->header_crc)) { fprintf(stderr, "Tag verify failed. This may not be a valid image.\n"); exit(1); } @@ -258,7 +259,7 @@ mtd_fixtrx(const char *mtd, size_t offset) fprintf(stderr, "Checking current fixed status.\n"); } - rootfslen = strntoul(&tag->flashRootLength[0], NULL, 10, IMAGE_LEN); + rootfslen = strntoul(&tag->root_length[0], NULL, 10, IMAGE_LEN); if (rootfslen == 0) { if (quiet < 2) fprintf(stderr, "Header already fixed, exiting\n"); @@ -270,20 +271,20 @@ mtd_fixtrx(const char *mtd, size_t offset) fprintf(stderr, "Setting root length to 0.\n"); } - sprintf(&tag->flashRootLength[0], "%lu", 0); - strncpy(&tag->totalLength[0], &tag->kernelLength[0], IMAGE_LEN); + sprintf(&tag->root_length[0], "%u", 0); + strncpy(&tag->total_length[0], &tag->kernel_length[0], IMAGE_LEN); if (quiet < 2) { fprintf(stderr, "Recalculating CRCs.\n"); } imagestart = sizeof(tag); - memcpy(&tag->imageCRC[0], &tag->kernelCRC[0], CRC_LEN); - memcpy(&tag->fskernelCRC[0], &tag->kernelCRC[0], CRC_LEN); + memcpy(&tag->image_crc, &tag->kernel_crc, sizeof(uint32_t)); + memcpy(&tag->fskernel_crc, &tag->kernel_crc, sizeof(uint32_t)); rootfscrc = CRC_START; - memcpy(&tag->rootfsCRC[0], &rootfscrc, sizeof(uint32_t)); - headercrc = crc32(CRC_START, tag, offsetof(struct bcm_tag, headerCRC)); - memcpy(&tag->headerCRC[0], &headercrc, sizeof(uint32_t)); + memcpy(&tag->rootfs_crc, &rootfscrc, sizeof(uint32_t)); + headercrc = crc32(CRC_START, tag, offsetof(struct bcm_tag, header_crc)); + memcpy(&tag->header_crc, &headercrc, sizeof(uint32_t)); if (quiet < 2) { fprintf(stderr, "Erasing imagetag block\n"); @@ -296,7 +297,7 @@ mtd_fixtrx(const char *mtd, size_t offset) if (quiet < 2) { fprintf(stderr, "New image crc32: 0x%x, rewriting block\n", - *(uint32_t *)(&tag->imageCRC[0])); + *(uint32_t *)(&tag->image_crc)); fprintf(stderr, "New header crc32: 0x%x, rewriting block\n", headercrc); }