diff options
Diffstat (limited to 'util/romtool/romtool.c')
| -rw-r--r-- | util/romtool/romtool.c | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/util/romtool/romtool.c b/util/romtool/romtool.c new file mode 100644 index 0000000000..0d4c103ca1 --- /dev/null +++ b/util/romtool/romtool.c @@ -0,0 +1,157 @@ +/* + * romtool + * + * Copyright (C) 2008 Jordan Crouse <jordan@cosmicpenguin.net> + * + * 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; version 2 of the License. + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA + */ + +/* v2 compat: First, assumes a 64K bootblock. + * romtool coreboot.rom create 0x80000 coreboot.strip + * romtool coreboot.rom add-payload /tmp/filo.elf payload + * romtool coreboot.rom print + */ + + +#include <string.h> +#include <unistd.h> +#include <libgen.h> +#include <sys/mman.h> +#include "romtool.h" + +extern int create_handler(struct rom *, int, char **); +extern int bootblock_handler(struct rom *, int, char **); +extern int print_handler(struct rom *, int, char **); +extern int add_handler(struct rom *, int, char **); +extern int delete_handler(struct rom *, int, char **); +extern int resize_handler(struct rom *, int, char **); +extern int add_payload_handler(struct rom *, int, char **); +extern int add_stage_handler(struct rom *, int, char **); + +extern void create_usage(void); +extern void bootblock_usage(void); +extern void print_usage(void); +extern void add_usage(void); +extern void delete_usage(void); +extern void resize_usage(void); +extern void add_payload_usage(void); +extern void add_stage_usage(void); + +struct { + char *command; + int (*handler) (struct rom *, int, char **); + void (*help) (void); +} commands[] = { + { + "add", add_handler, add_usage}, { + "add-payload", add_payload_handler, add_payload_usage}, { + "add-stage", add_stage_handler, add_stage_usage}, { + "bootblock", bootblock_handler, bootblock_usage}, { + "create", create_handler, create_usage}, { + "delete", delete_handler, delete_usage}, { + "print", print_handler, print_usage}, { + "resize", resize_handler, resize_usage}, { +"", NULL},}; + +static struct rom rom; + +char romtool_bindir[255]; + +void show_help(void) +{ + int i; + + printf("romtool [OPTION] [[FILE] [COMMAND] [PARAMETERS]...\n"); + printf("Apply COMMANDS with PARAMETERS to FILE. If no COMMAND is\n"); + printf("given, run in interactive mode\n\n"); + printf("OPTIONs:\n"); + printf(" -h\t\tDisplay this help message\n"); + printf(" -C <dir>\tChange to the directory before operating\n\n"); + printf("COMMANDs:\n"); + + for (i = 0; commands[i].handler != NULL; i++) + commands[i].help(); +} + +int main(int argc, char **argv) +{ + char *cdir = NULL; + char *rname; + char *cmd; + int ret = -1, i; + + strncpy(romtool_bindir, dirname(argv[0]), 254); + + while (1) { + signed ch = getopt(argc, argv, "hC:"); + if (ch == -1) + break; + switch (ch) { + case 'h': + show_help(); + return -1; + case 'C': + cdir = optarg; + break; + } + } + + if (optind >= argc) { + show_help(); + return -1; + } + + if (cdir != NULL && chdir(cdir)) { + ERROR("Unable to switch to %s: %m\n", cdir); + return -1; + } + + rname = argv[optind]; + cmd = optind + 1 < argc ? argv[optind + 1] : NULL; + + /* Open the ROM (if it exists) */ + rom.name = (unsigned char *)strdup(rname); + + if (!access(rname, F_OK)) { + if (open_rom(&rom, rname)) { + ERROR("Problem while reading the ROM\n"); + return -1; + } + } + + if (cmd) { + /* Process the incoming comand */ + + for (i = 0; commands[i].handler != NULL; i++) { + if (!strcmp(commands[i].command, cmd)) { + ret = commands[i].handler(&rom, + argc - 3, &argv[3]); + goto leave; + } + } + + ERROR("Command %s not valid\n", cmd); + } else { + printf("Interactive mode not ready yet!\n"); + } + +leave: + if (rom.ptr != NULL && rom.ptr != MAP_FAILED) + munmap(rom.ptr, rom.size); + + if (rom.fd > 0) + close(rom.fd); + + return ret; +} |