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Diffstat (limited to 'common/cmd_bootm.c')
-rw-r--r--common/cmd_bootm.c208
1 files changed, 103 insertions, 105 deletions
diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c
index 2436581..e19f83e 100644
--- a/common/cmd_bootm.c
+++ b/common/cmd_bootm.c
@@ -45,8 +45,8 @@
DECLARE_GLOBAL_DATA_PTR;
- /*cmd_boot.c*/
- extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
+/*cmd_boot.c*/
+extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
#if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE)
#include <rtc.h>
@@ -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;
@@ -741,59 +740,65 @@ 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)) {
- printf ("ERROR: Load address overwrites Flat Device Tree uImage\n");
- return;
+ 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))) {
- printf("ERROR: Flat Device Tree header checksum is invalid\n");
- return;
+ puts ("ERROR: fdt header checksum invalid - "
+ "must RESET the board to recover.\n");
+ do_reset (cmdtp, flag, argc, argv);
}
checksum = ntohl(hdr->ih_dcrc);
addr = (ulong)((uchar *)(hdr) + sizeof(image_header_t));
if(checksum != crc32(0, (uchar *)addr, ntohl(hdr->ih_size))) {
- printf("ERROR: Flat Device Tree checksum is invalid\n");
- return;
+ 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) {
- printf ("ERROR: uImage not Flat Device Tree type\n");
- return;
+ 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) {
- printf("ERROR: uImage is not uncompressed\n");
- return;
+ 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
- printf ("ERROR: uImage data is not a flat device tree\n");
- return;
+ puts ("ERROR: uImage data is not a fdt - "
+ "must RESET the board to recover.\n");
+ do_reset (cmdtp, flag, argc, argv);
}
memmove((void *)ntohl(hdr->ih_load),
@@ -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 {
- printf ("Did not find a flat flat device tree at address %08lX\n", of_flat_tree);
- return;
+ 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;
@@ -828,22 +834,24 @@ 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
- printf ("ERROR: image is not a flat device tree\n");
- return;
+ 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
- printf ("ERROR: flat device tree size does not agree with image\n");
- return;
+ puts ("ERROR: fdt size != image size - "
+ "must RESET the board to recover.\n");
+ do_reset (cmdtp, flag, argc, argv);
}
}
#endif
@@ -916,15 +924,6 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
initrd_end = 0;
}
- debug ("## Transferring control to Linux (at address %08lx) ...\n",
- (ulong)kernel);
-
- show_boot_progress (15);
-
-#if defined(CFG_INIT_RAM_LOCK) && !defined(CONFIG_E500)
- unlock_ram_in_cache();
-#endif
-
#if defined(CONFIG_OF_LIBFDT)
/* move of_flat_tree if needed */
if (of_data) {
@@ -944,32 +943,41 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
of_flat_tree = (char *)of_start;
printf (" Loading Device Tree to %08lx, end %08lx ... ",
of_start, of_start + of_len - 1);
- err = fdt_open_into((void *)of_start, (void *)of_data, of_len);
+ 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) {
- printf("Failed creating the /chosen node (0x%08X), aborting.\n", of_flat_tree);
- return;
+ 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) {
- printf("Failed creating the /u-boot-env node, aborting.\n");
- return;
- }
+ 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) {
- printf("Failed creating the /bd_t node, aborting.\n");
- return;
- }
-#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
+#ifdef CONFIG_OF_BOARD_SETUP
+ /* Call the board-specific fixup routine */
+ ft_board_setup(of_flat_tree, gd->bd);
+#endif
+#endif /* CONFIG_OF_LIBFDT */
#if defined(CONFIG_OF_FLAT_TREE)
/* move of_flat_tree if needed */
if (of_data) {
@@ -989,8 +997,36 @@ 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);
}
+ /*
+ * 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
+ debug ("## Transferring control to Linux (at address %08lx) ...\n",
+ (ulong)kernel);
+
+ show_boot_progress (15);
+
+#if defined(CFG_INIT_RAM_LOCK) && !defined(CONFIG_E500)
+ unlock_ram_in_cache();
#endif
+#if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT)
+ if (of_flat_tree) { /* device tree; boot new style */
+ /*
+ * Linux Kernel Parameters (passing device tree):
+ * r3: pointer to the fdt, followed by the board info data
+ * r4: physical pointer to the kernel itself
+ * r5: NULL
+ * r6: NULL
+ * r7: NULL
+ */
+ (*kernel) ((bd_t *)of_flat_tree, (ulong)kernel, 0, 0, 0);
+ /* does not return */
+ }
+#endif
/*
* Linux Kernel Parameters (passing board info data):
* r3: ptr to board info data
@@ -999,46 +1035,8 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
* r6: Start of command line string
* r7: End of command line string
*/
-#if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT)
- if (!of_flat_tree) /* no device tree; boot old style */
-#endif
- (*kernel) (kbd, initrd_start, initrd_end, cmd_start, cmd_end);
- /* does not return */
-
-#if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT)
- /*
- * Linux Kernel Parameters (passing device tree):
- * r3: ptr to OF flat tree, followed by the board info data
- * r4: physical pointer to the kernel itself
- * r5: NULL
- * r6: NULL
- * r7: NULL
- */
-#if defined(CONFIG_OF_FLAT_TREE)
- 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) {
- printf("Failed creating the /chosen node (0x%08X), aborting.\n", of_flat_tree);
- return;
- }
-#ifdef CONFIG_OF_HAS_UBOOT_ENV
- if (fdt_env(of_flat_tree) < 0) {
- printf("Failed creating the /u-boot-env node, aborting.\n");
- return;
- }
-#endif
-#ifdef CONFIG_OF_HAS_BD_T
- if (fdt_bd_t(of_flat_tree) < 0) {
- printf("Failed creating the /bd_t node, aborting.\n");
- return;
- }
-#endif
-#endif /* if defined(CONFIG_OF_LIBFDT) */
-
- (*kernel) ((bd_t *)of_flat_tree, (ulong)kernel, 0, 0, 0);
-#endif
+ (*kernel) (kbd, initrd_start, initrd_end, cmd_start, cmd_end);
+ /* does not return */
}
#endif /* CONFIG_PPC */
generated by cgit v1.1 at 2024-11-01 17:27:19 +0000