int do_boot_zimage (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { ulong boot_addr; if (argc < 2) { printf ("Usage:\n%s\n", cmdtp->usage); return 1; } boot_addr = simple_strtoul(argv[1], NULL, 16); printf ("## Starting linux at 0x%08lX ...\n", boot_addr); boot_zimage(boot_addr); return 0; }
void do_bootm_linux(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], bootm_headers_t *images) { void *base_ptr; ulong os_data, os_len; ulong initrd_start, initrd_end; ulong ep; image_header_t *hdr; int ret; #if defined(CONFIG_FIT) const void *data; size_t len; #endif ret = boot_get_ramdisk (argc, argv, images, IH_ARCH_I386, &initrd_start, &initrd_end); if (ret) goto error; if (images->legacy_hdr_valid) { hdr = images->legacy_hdr_os; if (image_check_type (hdr, IH_TYPE_MULTI)) { /* if multi-part image, we need to get first subimage */ image_multi_getimg (hdr, 0, &os_data, &os_len); } else { /* otherwise get image data */ os_data = image_get_data (hdr); os_len = image_get_data_size (hdr); } #if defined(CONFIG_FIT) } else if (images->fit_uname_os) { ret = fit_image_get_data (images->fit_hdr_os, images->fit_noffset_os, &data, &len); if (ret) { puts ("Can't get image data/size!\n"); goto error; } os_data = (ulong)data; os_len = (ulong)len; #endif } else { puts ("Could not find kernel image!\n"); goto error; } base_ptr = load_zimage ((void*)os_data, os_len, initrd_start, initrd_end - initrd_start, 0); if (NULL == base_ptr) { printf ("## Kernel loading failed ...\n"); goto error; } if (!images->autostart) return ; #ifdef DEBUG printf ("## Transferring control to Linux (at address %08x) ...\n", (u32)base_ptr); #endif /* we assume that the kernel is in place */ printf("\nStarting kernel ...\n\n"); boot_zimage(base_ptr); /* does not return */ return; error: if (images->autostart) do_reset (cmdtp, flag, argc, argv); return; }