X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=tools%2Fomapimage.c;h=c59cdcc79b3d0f4934817fca231bc4e6c6fc7c87;hb=88daaef19f985b6ba2f9c0f62eed5378d6d40ebd;hp=29d91cc69c1d1d4cc6c936a12094676211fc0237;hpb=3decb14abe76d244ba98fd158ef95f89e7e37d70;p=oweals%2Fu-boot.git diff --git a/tools/omapimage.c b/tools/omapimage.c index 29d91cc69c..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 @@ -10,37 +11,21 @@ * (C) Copyright 2008 * Marvell Semiconductor * Written-by: Prafulla Wadaskar - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA */ -/* Required to obtain the getline prototype from stdio.h */ -#define _GNU_SOURCE - -#include "mkimage.h" +#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 uint8_t omapimage_header[OMAP_FILE_HDR_SIZE]; @@ -48,36 +33,11 @@ static int omapimage_check_image_types(uint8_t type) { if (type == IH_TYPE_OMAPIMAGE) return EXIT_SUCCESS; - else { - fprintf(stderr, "Unknown OMAP image type - %x", type); - 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, - struct mkimage_params *params) + struct image_tool_params *params) { struct ch_toc *toc = (struct ch_toc *)ptr; struct gp_header *gph = (struct gp_header *)(ptr+OMAP_CH_HDR_SIZE); @@ -85,8 +45,13 @@ static int omapimage_verify_header(unsigned char *ptr, int image_size, while (toc->section_offset != 0xffffffff && toc->section_size != 0xffffffff) { - offset = toc->section_offset; - size = toc->section_size; + if (do_swap32) { + offset = cpu_to_be32(toc->section_offset); + size = cpu_to_be32(toc->section_size); + } else { + offset = toc->section_offset; + size = toc->section_size; + } if (!offset || !size) return -1; if (offset >= OMAP_CH_HDR_SIZE || @@ -94,12 +59,8 @@ static int omapimage_verify_header(unsigned char *ptr, int image_size, return -1; toc++; } - 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) @@ -133,8 +94,13 @@ static void omapimage_print_header(const void *ptr) while (toc->section_offset != 0xffffffff && toc->section_size != 0xffffffff) { - offset = toc->section_offset; - size = toc->section_size; + if (do_swap32) { + offset = cpu_to_be32(toc->section_offset); + size = cpu_to_be32(toc->section_size); + } else { + offset = toc->section_offset; + size = toc->section_size; + } if (offset >= OMAP_CH_HDR_SIZE || offset+size >= OMAP_CH_HDR_SIZE) @@ -149,22 +115,7 @@ static void omapimage_print_header(const void *ptr) toc++; } - 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->size); - 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) @@ -173,7 +124,7 @@ static int toc_offset(void *hdr, void *member) } static void omapimage_set_header(void *ptr, struct stat *sbuf, int ifd, - struct mkimage_params *params) + struct image_tool_params *params) { struct ch_toc *toc = (struct ch_toc *)ptr; struct ch_settings *chs = (struct ch_settings *) @@ -193,32 +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; -} - -int omapimage_check_params(struct mkimage_params *params) -{ - return (params->dflag && (params->fflag || params->lflag)) || - (params->fflag && (params->dflag || params->lflag)) || - (params->lflag && (params->dflag || params->fflag)); + 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 < size_in_words) { + *data = cpu_to_be32(*data); + swapped++; + data++; + } + } } /* * 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) -{ - mkimage_register(&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 +);