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Diffstat (limited to 'tools/gpimage-common.c')
-rw-r--r-- | tools/gpimage-common.c | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/tools/gpimage-common.c b/tools/gpimage-common.c new file mode 100644 index 0000000000..b343a3aa8b --- /dev/null +++ b/tools/gpimage-common.c @@ -0,0 +1,80 @@ +/* + * (C) Copyright 2014 + * Texas Instruments Incorporated + * Refactored common functions in to gpimage-common.c. + * + * (C) Copyright 2010 + * Linaro LTD, www.linaro.org + * Author: John Rigby <john.rigby@linaro.org> + * Based on TI's signGP.c + * + * (C) Copyright 2009 + * Stefano Babic, DENX Software Engineering, sbabic@denx.de. + * + * (C) Copyright 2008 + * Marvell Semiconductor <www.marvell.com> + * Written-by: Prafulla Wadaskar <prafulla@marvell.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include "imagetool.h" +#include <compiler.h> +#include <image.h> +#include "gpheader.h" + +/* Helper to convert size and load_addr to big endian */ +void to_be32(uint32_t *gph_size, uint32_t *gph_load_addr) +{ + *gph_size = cpu_to_be32(*gph_size); + *gph_load_addr = cpu_to_be32(*gph_load_addr); +} + +int gph_verify_header(struct gp_header *gph, int be) +{ + uint32_t gph_size = gph->size, gph_load_addr = gph->load_addr; + + if (be) + to_be32(&gph_size, &gph_load_addr); + + if (!gph_size || !gph_load_addr) + return -1; + + return 0; +} + +void gph_print_header(const struct gp_header *gph, int be) +{ + uint32_t gph_size = gph->size, gph_load_addr = gph->load_addr; + + if (be) + to_be32(&gph_size, &gph_load_addr); + + if (!gph_size) { + fprintf(stderr, "Error: invalid image size %x\n", gph_size); + exit(EXIT_FAILURE); + } + + if (!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); +} + +void gph_set_header(struct gp_header *gph, uint32_t size, uint32_t load_addr, + int be) +{ + gph->size = size; + gph->load_addr = load_addr; + if (be) + to_be32(&gph->size, &gph->load_addr); +} + +int gpimage_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)); +} |