X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=tools%2Fomapimage.c;h=c59cdcc79b3d0f4934817fca231bc4e6c6fc7c87;hb=221c4d982698d9f537237108f779b8174ce24c87;hp=d59bc4d40de1f26d9c6a0691b757ec1a689ef29b;hpb=93b7b7fdadbbdcfacffab30a972774fa9ef8afb5;p=oweals%2Fu-boot.git diff --git a/tools/omapimage.c b/tools/omapimage.c index d59bc4d40d..c59cdcc79b 100644 --- a/tools/omapimage.c +++ b/tools/omapimage.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0+ /* * (C) Copyright 2010 * Linaro LTD, www.linaro.org @@ -10,62 +11,29 @@ * (C) Copyright 2008 * Marvell Semiconductor * Written-by: Prafulla Wadaskar - * - * SPDX-License-Identifier: GPL-2.0+ */ #include "imagetool.h" +#include #include +#include "gpheader.h" #include "omapimage.h" +#define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d)) + /* Header size is CH header rounded up to 512 bytes plus GP header */ #define OMAP_CH_HDR_SIZE 512 -#define OMAP_GP_HDR_SIZE (sizeof(struct gp_header)) -#define OMAP_FILE_HDR_SIZE (OMAP_CH_HDR_SIZE+OMAP_GP_HDR_SIZE) +#define OMAP_FILE_HDR_SIZE (OMAP_CH_HDR_SIZE + GPIMAGE_HDR_SIZE) static int do_swap32 = 0; -static uint32_t omapimage_swap32(uint32_t data) -{ - uint32_t result = 0; - result = (data & 0xFF000000) >> 24; - result |= (data & 0x00FF0000) >> 8; - result |= (data & 0x0000FF00) << 8; - result |= (data & 0x000000FF) << 24; - return result; -} - static uint8_t omapimage_header[OMAP_FILE_HDR_SIZE]; static int omapimage_check_image_types(uint8_t type) { if (type == IH_TYPE_OMAPIMAGE) return EXIT_SUCCESS; - else { - return EXIT_FAILURE; - } -} - -/* - * Only the simplest image type is currently supported: - * TOC pointing to CHSETTINGS - * TOC terminator - * CHSETTINGS - * - * padding to OMAP_CH_HDR_SIZE bytes - * - * gp header - * size - * load_addr - */ -static int valid_gph_size(uint32_t size) -{ - return size; -} - -static int valid_gph_load_addr(uint32_t load_addr) -{ - return load_addr; + return EXIT_FAILURE; } static int omapimage_verify_header(unsigned char *ptr, int image_size, @@ -73,13 +41,13 @@ static int omapimage_verify_header(unsigned char *ptr, int image_size, { struct ch_toc *toc = (struct ch_toc *)ptr; struct gp_header *gph = (struct gp_header *)(ptr+OMAP_CH_HDR_SIZE); - uint32_t offset, size, gph_size, gph_load_addr; + uint32_t offset, size; while (toc->section_offset != 0xffffffff && toc->section_size != 0xffffffff) { if (do_swap32) { - offset = omapimage_swap32(toc->section_offset); - size = omapimage_swap32(toc->section_size); + offset = cpu_to_be32(toc->section_offset); + size = cpu_to_be32(toc->section_size); } else { offset = toc->section_offset; size = toc->section_size; @@ -92,20 +60,7 @@ static int omapimage_verify_header(unsigned char *ptr, int image_size, toc++; } - if (do_swap32) { - gph_size = omapimage_swap32(gph->size); - gph_load_addr = omapimage_swap32(gph->load_addr); - } else { - gph_size = gph->size; - gph_load_addr = gph->load_addr; - } - - if (!valid_gph_size(gph_size)) - return -1; - if (!valid_gph_load_addr(gph_load_addr)) - return -1; - - return 0; + return gph_verify_header(gph, do_swap32); } static void omapimage_print_section(struct ch_settings *chs) @@ -135,13 +90,13 @@ static void omapimage_print_header(const void *ptr) const struct ch_toc *toc = (struct ch_toc *)ptr; const struct gp_header *gph = (struct gp_header *)(ptr+OMAP_CH_HDR_SIZE); - uint32_t offset, size, gph_size, gph_load_addr; + uint32_t offset, size; while (toc->section_offset != 0xffffffff && toc->section_size != 0xffffffff) { if (do_swap32) { - offset = omapimage_swap32(toc->section_offset); - size = omapimage_swap32(toc->section_size); + offset = cpu_to_be32(toc->section_offset); + size = cpu_to_be32(toc->section_size); } else { offset = toc->section_offset; size = toc->section_size; @@ -160,26 +115,7 @@ static void omapimage_print_header(const void *ptr) toc++; } - if (do_swap32) { - gph_size = omapimage_swap32(gph->size); - gph_load_addr = omapimage_swap32(gph->load_addr); - } else { - gph_size = gph->size; - gph_load_addr = gph->load_addr; - } - - if (!valid_gph_size(gph_size)) { - fprintf(stderr, "Error: invalid image size %x\n", gph_size); - exit(EXIT_FAILURE); - } - - if (!valid_gph_load_addr(gph_load_addr)) { - fprintf(stderr, "Error: invalid image load address %x\n", - gph_load_addr); - exit(EXIT_FAILURE); - } - - printf("GP Header: Size %x LoadAddr %x\n", gph_size, gph_load_addr); + gph_print_header(gph, do_swap32); } static int toc_offset(void *hdr, void *member) @@ -208,44 +144,38 @@ static void omapimage_set_header(void *ptr, struct stat *sbuf, int ifd, toc++; memset(toc, 0xff, sizeof(*toc)); - gph->size = sbuf->st_size - OMAP_FILE_HDR_SIZE; - gph->load_addr = params->addr; + gph_set_header(gph, sbuf->st_size - OMAP_CH_HDR_SIZE, + params->addr, 0); if (strncmp(params->imagename, "byteswap", 8) == 0) { do_swap32 = 1; int swapped = 0; uint32_t *data = (uint32_t *)ptr; + const off_t size_in_words = + DIV_ROUND_UP(sbuf->st_size, sizeof(uint32_t)); - while (swapped <= (sbuf->st_size / sizeof(uint32_t))) { - *data = omapimage_swap32(*data); + while (swapped < size_in_words) { + *data = cpu_to_be32(*data); swapped++; data++; } } } -int omapimage_check_params(struct image_tool_params *params) -{ - return (params->dflag && (params->fflag || params->lflag)) || - (params->fflag && (params->dflag || params->lflag)) || - (params->lflag && (params->dflag || params->fflag)); -} - /* * omapimage parameters */ -static struct image_type_params omapimage_params = { - .name = "TI OMAP CH/GP Boot Image support", - .header_size = OMAP_FILE_HDR_SIZE, - .hdr = (void *)&omapimage_header, - .check_image_type = omapimage_check_image_types, - .verify_header = omapimage_verify_header, - .print_header = omapimage_print_header, - .set_header = omapimage_set_header, - .check_params = omapimage_check_params, -}; - -void init_omap_image_type(void) -{ - register_image_type(&omapimage_params); -} +U_BOOT_IMAGE_TYPE( + omapimage, + "TI OMAP CH/GP Boot Image support", + OMAP_FILE_HDR_SIZE, + (void *)&omapimage_header, + gpimage_check_params, + omapimage_verify_header, + omapimage_print_header, + omapimage_set_header, + NULL, + omapimage_check_image_types, + NULL, + NULL +);