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-rw-r--r--common/cmd_bootm.c126
1 files changed, 61 insertions, 65 deletions
diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c
index 45ab13abd..6ce62be91 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
generated by cgit v1.2.3-70-g09d2 (git 2.51.2) at 2025-11-04 07:39:41 +0000