faae9deff3
Our build is quiet by default, so don't allow cbootimage to spam our logs. Signed-off-by: Lucas Stach <dev@lynxeye.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
243 lines
6 KiB
C
243 lines
6 KiB
C
/*
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* Copyright (c) 2012, NVIDIA CORPORATION. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*/
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/*
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* cbootimage.c - Implementation of the cbootimage tool.
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*/
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#include <strings.h>
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#include "cbootimage.h"
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#include "crypto.h"
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#include "data_layout.h"
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#include "parse.h"
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#include "set.h"
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#include "context.h"
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#include <getopt.h>
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/*
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* Global data
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*/
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int enable_debug;
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static int help_only; // Only print help & exit
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cbootimage_soc_config * g_soc_config;
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/*
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* Function prototypes
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*/
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int main(int argc, char *argv[]);
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struct option cbootcmd[] = {
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{"help", 0, NULL, 'h'},
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{"debug", 0, NULL, 'd'},
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{"generate", 1, NULL, 'g'},
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{"tegra", 1, NULL, 't'},
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{"odmdata", 1, NULL, 'o'},
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{"soc", 1, NULL, 's'},
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{0, 0, 0, 0},
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};
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int
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write_image_file(build_image_context *context)
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{
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assert(context != NULL);
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return write_block_raw(context);
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}
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static void
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usage(void)
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{
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printf("Usage: cbootimage [options] configfile imagename\n");
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printf(" options:\n");
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printf(" -h, --help, -? Display this message.\n");
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printf(" -d, --debug Output debugging information.\n");
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printf(" -gbct Generate the new bct file.\n");
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printf(" -o<ODM_DATA> Specify the odm_data(in hex).\n");
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printf(" -t|--tegra NN Select target device. Must be one of:\n");
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printf(" 20, 30, 114, 124.\n");
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printf(" Default: 20. This option is deprecated\n");
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printf(" -s|--soc tegraNN Select target device. Must be one of:\n");
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printf(" tegra20, tegra30, tegra114, tegra124.\n");
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printf(" Default: tegra20.\n");
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printf(" configfile File with configuration information\n");
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printf(" imagename Output image name\n");
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}
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static int
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process_command_line(int argc, char *argv[], build_image_context *context)
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{
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int c;
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context->generate_bct = 0;
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while ((c = getopt_long(argc, argv, "hdg:t:o:s:", cbootcmd, NULL)) != -1) {
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switch (c) {
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case 'h':
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help_only = 1;
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usage();
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return 0;
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case 'd':
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enable_debug = 1;
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break;
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case 'g':
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if (!strcasecmp("bct", optarg)) {
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context->generate_bct = 1;
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} else {
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printf("Invalid argument!\n");
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usage();
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return -EINVAL;
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}
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break;
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case 's':
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if (strncmp("tegra", optarg, 5)) {
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printf("Unsupported chipname!\n");
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usage();
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return -EINVAL;
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}
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optarg += 5;
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/* Deliberate fall-through */
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case 't':
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/* Assign the soc_config based on the chip. */
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if (!strcasecmp("20", optarg)) {
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t20_get_soc_config(context, &g_soc_config);
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} else if (!strcasecmp("30", optarg)) {
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t30_get_soc_config(context, &g_soc_config);
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} else if (!strcasecmp("114", optarg)) {
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t114_get_soc_config(context, &g_soc_config);
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} else if (!strcasecmp("124", optarg)) {
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t124_get_soc_config(context, &g_soc_config);
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} else {
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printf("Unsupported chipname!\n");
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usage();
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return -EINVAL;
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}
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break;
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case 'o':
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context->odm_data = strtoul(optarg, NULL, 16);
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break;
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}
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}
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if (argc - optind != 2) {
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printf("Missing configuration and/or image file name.\n");
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usage();
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return -EINVAL;
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}
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/* If SoC is not specified, make the default soc_config to t20. */
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if (!context->boot_data_version)
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t20_get_soc_config(context, &g_soc_config);
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/* Open the configuration file. */
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context->config_file = fopen(argv[optind], "r");
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if (context->config_file == NULL) {
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printf("Error opening config file.\n");
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return -ENODATA;
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}
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/* Record the output filename */
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context->image_filename = argv[optind + 1];
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return 0;
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}
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int
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main(int argc, char *argv[])
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{
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int e = 0;
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build_image_context context;
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memset(&context, 0, sizeof(build_image_context));
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/* Process command line arguments. */
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if (process_command_line(argc, argv, &context) != 0)
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return -EINVAL;
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if (help_only)
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return 1;
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assert(g_soc_config != NULL);
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g_soc_config->get_value(token_bct_size,
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&context.bct_size,
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context.bct);
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e = init_context(&context);
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if (e != 0) {
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printf("context initialization failed. Aborting.\n");
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return e;
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}
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if (enable_debug) {
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/* Debugging information... */
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printf("bct size: %d\n", e == 0 ? context.bct_size : -1);
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}
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/* Open the raw output file. */
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context.raw_file = fopen(context.image_filename,
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"w+");
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if (context.raw_file == NULL) {
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printf("Error opening raw file %s.\n",
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context.image_filename);
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goto fail;
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}
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/* first, if we aren't generating the bct, read in config file */
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if (context.generate_bct == 0) {
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process_config_file(&context, 1);
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}
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/* Generate the new bct file */
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else {
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/* Initialize the bct memory */
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init_bct(&context);
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/* Parse & process the contents of the config file. */
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process_config_file(&context, 0);
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/* Update the BCT */
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begin_update(&context);
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/* Signing the bct. */
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e = sign_bct(&context, context.bct);
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if (e != 0)
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printf("Signing BCT failed, error: %d.\n", e);
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fwrite(context.bct, 1, context.bct_size,
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context.raw_file);
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goto fail;
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}
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/* Peform final signing & encryption of bct. */
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e = sign_bct(&context, context.bct);
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if (e != 0) {
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printf("Signing BCT failed, error: %d.\n", e);
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goto fail;
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}
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/* Write the image file. */
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/* The image hasn't been written yet. */
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if (write_image_file(&context) != 0)
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printf("Error writing image file.\n");
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fail:
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/* Close the file(s). */
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if (context.raw_file)
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fclose(context.raw_file);
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/* Clean up memory. */
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cleanup_context(&context);
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return e;
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}
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