diff options
| -rw-r--r-- | common/cmd_bootm.c | 126 |
1 files changed, 61 insertions, 65 deletions
diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c index 45ab13a..6ce62be 100644 --- a/common/cmd_bootm.c +++ b/common/cmd_bootm.c @@ -362,7 +362,6 @@ int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) if (i != BZ_OK) { printf ("BUNZIP2 ERROR %d - must RESET board to recover\n", i); show_boot_progress (-6); - udelay(100000); do_reset (cmdtp, flag, argc, argv); } break; @@ -741,32 +740,34 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, if(argc > 3) { of_flat_tree = (char *) simple_strtoul(argv[3], NULL, 16); hdr = (image_header_t *)of_flat_tree; -#if defined(CONFIG_OF_LIBFDT) - if (fdt_check_header(of_flat_tree) == 0) { +#if defined(CONFIG_OF_FLAT_TREE) + if (*((ulong *)(of_flat_tree + sizeof(image_header_t))) != OF_DT_HEADER) { #else - if (*(ulong *)of_flat_tree == OF_DT_HEADER) { + if (fdt_check_header(of_flat_tree + sizeof(image_header_t)) != 0) { #endif #ifndef CFG_NO_FLASH if (addr2info((ulong)of_flat_tree) != NULL) of_data = (ulong)of_flat_tree; #endif } else if (ntohl(hdr->ih_magic) == IH_MAGIC) { - printf("## Flat Device Tree Image at %08lX\n", hdr); + printf("## Flat Device Tree at %08lX\n", hdr); print_image_hdr(hdr); if ((ntohl(hdr->ih_load) < ((unsigned long)hdr + ntohl(hdr->ih_size) + sizeof(hdr))) && ((ntohl(hdr->ih_load) + ntohl(hdr->ih_size)) > (unsigned long)hdr)) { - puts ("ERROR: Load address overwrites Flat Device Tree uImage\nMust RESET board to recover\n"); + puts ("ERROR: fdt overwritten - " + "must RESET the board to recover.\n"); do_reset (cmdtp, flag, argc, argv); } - printf(" Verifying Checksum ... "); + puts (" Verifying Checksum ... "); memmove (&header, (char *)hdr, sizeof(image_header_t)); checksum = ntohl(header.ih_hcrc); header.ih_hcrc = 0; if(checksum != crc32(0, (uchar *)&header, sizeof(image_header_t))) { - puts ("ERROR: Flat Device Tree header checksum is invalid\nMust RESET board to recover\n"); + puts ("ERROR: fdt header checksum invalid - " + "must RESET the board to recover.\n"); do_reset (cmdtp, flag, argc, argv); } @@ -774,25 +775,29 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, addr = (ulong)((uchar *)(hdr) + sizeof(image_header_t)); if(checksum != crc32(0, (uchar *)addr, ntohl(hdr->ih_size))) { - puts ("ERROR: Flat Device Tree checksum is invalid\nMust RESET board to recover\n"); + puts ("ERROR: fdt checksum invalid - " + "must RESET the board to recover.\n"); do_reset (cmdtp, flag, argc, argv); } - printf("OK\n"); + puts ("OK\n"); if (ntohl(hdr->ih_type) != IH_TYPE_FLATDT) { - puts ("ERROR: uImage not Flat Device Tree type\nMust RESET board to recover\n"); + puts ("ERROR: uImage is not a fdt - " + "must RESET the board to recover.\n"); do_reset (cmdtp, flag, argc, argv); } if (ntohl(hdr->ih_comp) != IH_COMP_NONE) { - puts ("ERROR: uImage is not uncompressed\nMust RESET board to recover\n"); + puts ("ERROR: uImage is compressed - " + "must RESET the board to recover.\n"); do_reset (cmdtp, flag, argc, argv); } -#if defined(CONFIG_OF_LIBFDT) - if (fdt_check_header(of_flat_tree + sizeof(image_header_t)) != 0) { -#else +#if defined(CONFIG_OF_FLAT_TREE) if (*((ulong *)(of_flat_tree + sizeof(image_header_t))) != OF_DT_HEADER) { +#else + if (fdt_check_header(of_flat_tree + sizeof(image_header_t)) != 0) { #endif - puts ("ERROR: uImage data is not a flat device tree\nMust RESET board to recover\n"); + puts ("ERROR: uImage data is not a fdt - " + "must RESET the board to recover.\n"); do_reset (cmdtp, flag, argc, argv); } @@ -801,10 +806,11 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, ntohl(hdr->ih_size)); of_flat_tree = (char *)ntohl(hdr->ih_load); } else { - puts ("Did not find a flat flat device tree\nMust RESET board to recover\n"); + puts ("Did not find a flat Flat Device Tree.\n" + "Must RESET the board to recover.\n"); do_reset (cmdtp, flag, argc, argv); } - printf (" Booting using flat device tree at 0x%x\n", + printf (" Booting using the fdt at 0x%x\n", of_flat_tree); } else if ((hdr->ih_type==IH_TYPE_MULTI) && (len_ptr[1]) && (len_ptr[2])) { u_long tail = ntohl(len_ptr[0]) % 4; @@ -828,21 +834,23 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, of_data += 4 - tail; } -#if defined(CONFIG_OF_LIBFDT) - if (fdt_check_header((void *)of_data) != 0) { +#if defined(CONFIG_OF_FLAT_TREE) + if (*((ulong *)(of_flat_tree + sizeof(image_header_t))) != OF_DT_HEADER) { #else - if (((struct boot_param_header *)of_data)->magic != OF_DT_HEADER) { + if (fdt_check_header(of_flat_tree + sizeof(image_header_t)) != 0) { #endif - puts ("ERROR: image is not a flat device tree\nMust RESET board to recover\n"); + puts ("ERROR: image is not a fdt - " + "must RESET the board to recover.\n"); do_reset (cmdtp, flag, argc, argv); } -#if defined(CONFIG_OF_LIBFDT) - if (be32_to_cpu(fdt_totalsize(of_data)) != ntohl(len_ptr[2])) { -#else +#if defined(CONFIG_OF_FLAT_TREE) if (((struct boot_param_header *)of_data)->totalsize != ntohl(len_ptr[2])) { +#else + if (be32_to_cpu(fdt_totalsize(of_data)) != ntohl(len_ptr[2])) { #endif - puts ("ERROR: flat device tree size does not agree with image\nMust RESET board to recover\n"); + puts ("ERROR: fdt size != image size - " + "must RESET the board to recover.\n"); do_reset (cmdtp, flag, argc, argv); } } @@ -937,30 +945,35 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, of_start, of_start + of_len - 1); err = fdt_open_into((void *)of_data, (void *)of_start, of_len); if (err != 0) { - printf ("libfdt: %s " __FILE__ " %d\n", fdt_strerror(err), __LINE__); - } - /* - * Add the chosen node if it doesn't exist, add the env and bd_t - * if the user wants it (the logic is in the subroutines). - */ - if (fdt_chosen(of_flat_tree, initrd_start, initrd_end, 0) < 0) { - puts ("ERROR: Failed creating the /chosen node, aborting.\nMust RESET board to recover\n"); + puts ("ERROR: fdt move failed - " + "must RESET the board to recover.\n"); do_reset (cmdtp, flag, argc, argv); } + } + /* + * Add the chosen node if it doesn't exist, add the env and bd_t + * if the user wants it (the logic is in the subroutines). + */ + if (fdt_chosen(of_flat_tree, initrd_start, initrd_end, 0) < 0) { + puts ("ERROR: /chosen node create failed - " + "must RESET the board to recover.\n"); + do_reset (cmdtp, flag, argc, argv); + } #ifdef CONFIG_OF_HAS_UBOOT_ENV - if (fdt_env(of_flat_tree) < 0) { - puts ("ERROR: Failed creating the /u-boot-env node, aborting.\nMust RESET board to recover\n"); - do_reset (cmdtp, flag, argc, argv); - } + if (fdt_env(of_flat_tree) < 0) { + puts ("ERROR: /u-boot-env node create failed - " + "must RESET the board to recover.\n"); + do_reset (cmdtp, flag, argc, argv); + } #endif #ifdef CONFIG_OF_HAS_BD_T - if (fdt_bd_t(of_flat_tree) < 0) { - puts ("ERROR: Failed creating the /bd_t node, aborting.\nMust RESET board to recover\n"); - do_reset (cmdtp, flag, argc, argv); - } -#endif + if (fdt_bd_t(of_flat_tree) < 0) { + puts ("ERROR: /bd_t node create failed - " + "must RESET the board to recover.\n"); + do_reset (cmdtp, flag, argc, argv); } #endif +#endif /* CONFIG_OF_LIBFDT */ #if defined(CONFIG_OF_FLAT_TREE) /* move of_flat_tree if needed */ if (of_data) { @@ -980,30 +993,13 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, of_start, of_start + of_len - 1); memmove ((void *)of_start, (void *)of_data, of_len); } -#endif -#if defined(CONFIG_OF_FLAT_TREE) + /* + * Create the /chosen node and modify the blob with board specific + * values as needed. + */ ft_setup(of_flat_tree, kbd, initrd_start, initrd_end); /* ft_dump_blob(of_flat_tree); */ #endif -#if defined(CONFIG_OF_LIBFDT) - if (fdt_chosen(of_flat_tree, initrd_start, initrd_end, 0) < 0) { - puts ("ERROR: Failed to create the /chosen node, aborting.\nMust RESET board to recover\n"); - do_reset (cmdtp, flag, argc, argv); - } -#ifdef CONFIG_OF_HAS_UBOOT_ENV - if (fdt_env(of_flat_tree) < 0) { - puts ("ERROR: Failed to create the /u-boot-env node, aborting.\nMust RESET board to recover\n"); - do_reset (cmdtp, flag, argc, argv); - } -#endif -#ifdef CONFIG_OF_HAS_BD_T - if (fdt_bd_t(of_flat_tree) < 0) { - puts ("ERROR: Failed to create the /bd_t node, aborting.\nMust RESET board to recover\n"); - do_reset (cmdtp, flag, argc, argv); - } -#endif -#endif /* if defined(CONFIG_OF_LIBFDT) */ - debug ("## Transferring control to Linux (at address %08lx) ...\n", (ulong)kernel); @@ -1017,7 +1013,7 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag, if (of_flat_tree) { /* device tree; boot new style */ /* * Linux Kernel Parameters (passing device tree): - * r3: ptr to flattened device tree, followed by the board info data + * r3: pointer to the fdt, followed by the board info data * r4: physical pointer to the kernel itself * r5: NULL * r6: NULL |