/* Interpreter command to boot an arbitrary ELF image from memory */ int do_bootelf(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { unsigned long addr; /* Address of the ELF image */ unsigned long rc; /* Return value from user code */ char *sload, *saddr; const char *ep = getenv("autostart"); int rcode = 0; sload = saddr = NULL; if (argc == 3) { sload = argv[1]; saddr = argv[2]; } else if (argc == 2) { if (argv[1][0] == '-') sload = argv[1]; else saddr = argv[1]; } if (saddr) addr = simple_strtoul(saddr, NULL, 16); else addr = load_addr; if (!valid_elf_image(addr)) return 1; if (sload && sload[1] == 'p') addr = load_elf_image_phdr(addr); else addr = load_elf_image_shdr(addr); if (ep && !strcmp(ep, "no")) return rcode; printf("## Starting application at 0x%08lx ...\n", addr); /* * pass address parameter as argv[0] (aka command name), * and all remaining args */ rc = do_bootelf_exec((void *)addr, argc - 1, argv + 1); if (rc != 0) rcode = 1; printf("## Application terminated, rc = 0x%lx\n", rc); return rcode; }
/* Interpreter command to boot an arbitrary ELF image from memory */ int do_bootelf(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { unsigned long addr; /* Address of the ELF image */ unsigned long rc; /* Return value from user code */ char *sload = NULL; const char *ep = env_get("autostart"); int rcode = 0; /* Consume 'bootelf' */ argc--; argv++; /* Check for flag. */ if (argc >= 1 && (argv[0][0] == '-' && \ (argv[0][1] == 'p' || argv[0][1] == 's'))) { sload = argv[0]; /* Consume flag. */ argc--; argv++; } /* Check for address. */ if (argc >= 1 && strict_strtoul(argv[0], 16, &addr) != -EINVAL) { /* Consume address */ argc--; argv++; } else addr = load_addr; if (!valid_elf_image(addr)) return 1; if (sload && sload[1] == 'p') addr = load_elf_image_phdr(addr); else addr = load_elf_image_shdr(addr); if (ep && !strcmp(ep, "no")) return rcode; printf("## Starting application at 0x%08lx ...\n", addr); /* * pass address parameter as argv[0] (aka command name), * and all remaining args */ rc = do_bootelf_exec((void *)addr, argc, argv); if (rc != 0) rcode = 1; printf("## Application terminated, rc = 0x%lx\n", rc); return rcode; }