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Diffstat (limited to 'lib_mips/mips_linux.c')
-rw-r--r--lib_mips/mips_linux.c68
1 files changed, 25 insertions, 43 deletions
diff --git a/lib_mips/mips_linux.c b/lib_mips/mips_linux.c
index 0881b6d..7ea7571 100644
--- a/lib_mips/mips_linux.c
+++ b/lib_mips/mips_linux.c
@@ -33,8 +33,6 @@ DECLARE_GLOBAL_DATA_PTR;
#define LINUX_MAX_ENVS 256
#define LINUX_MAX_ARGS 256
-extern image_header_t header; /* from cmd_bootm.c */
-
extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
static int linux_argc;
@@ -49,13 +47,13 @@ static void linux_env_set (char * env_name, char * env_val);
void do_bootm_linux (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[],
- ulong addr, ulong * len_ptr, int verify)
+ image_header_t *hdr, int verify)
{
- ulong len = 0;
+ ulong rd_data, rd_len;
ulong initrd_start, initrd_end;
- ulong data;
+ image_header_t *rd_hdr;
+
void (*theKernel) (int, char **, char **, int *);
- image_header_t *hdr = &header;
char *commandline = getenv ("bootargs");
char env_buf[12];
@@ -68,33 +66,30 @@ void do_bootm_linux (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[],
if (argc >= 3) {
show_boot_progress (9);
- addr = simple_strtoul (argv[2], NULL, 16);
- hdr = (image_header_t *)addr;
-
- printf ("## Loading Ramdisk Image at %08lx ...\n", addr);
+ rd_hdr = (image_header_t *)simple_strtoul (argv[2], NULL, 16);
+ printf ("## Loading Ramdisk Image at %08lx ...\n", rd_hdr);
- if (!image_check_magic (hdr)) {
+ if (!image_check_magic (rd_hdr)) {
printf ("Bad Magic Number\n");
show_boot_progress (-10);
do_reset (cmdtp, flag, argc, argv);
}
- if (!image_check_hcrc (hdr)) {
+ if (!image_check_hcrc (rd_hdr)) {
printf ("Bad Header Checksum\n");
show_boot_progress (-11);
do_reset (cmdtp, flag, argc, argv);
}
show_boot_progress (10);
+ print_image_hdr (rd_hdr);
- print_image_hdr (hdr);
-
- data = image_get_data (hdr);
- len = image_get_data_size (hdr);
+ rd_data = image_get_data (rd_hdr);
+ rd_len = image_get_data_size (rd_hdr);
if (verify) {
printf (" Verifying Checksum ... ");
- if (!image_check_dcrc (hdr)) {
+ if (!image_check_dcrc (rd_hdr)) {
printf ("Bad Data CRC\n");
show_boot_progress (-12);
do_reset (cmdtp, flag, argc, argv);
@@ -104,9 +99,9 @@ void do_bootm_linux (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[],
show_boot_progress (11);
- if (!image_check_os (hdr, IH_OS_LINUX) ||
- !image_check_arch (hdr, IH_ARCH_MIPS) ||
- !image_check_type (hdr, IH_TYPE_RAMDISK)) {
+ if (!image_check_os (rd_hdr, IH_OS_LINUX) ||
+ !image_check_arch (rd_hdr, IH_ARCH_MIPS) ||
+ !image_check_type (rd_hdr, IH_TYPE_RAMDISK)) {
printf ("No Linux MIPS Ramdisk Image\n");
show_boot_progress (-13);
do_reset (cmdtp, flag, argc, argv);
@@ -115,43 +110,30 @@ void do_bootm_linux (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[],
/*
* Now check if we have a multifile image
*/
- } else if (image_check_type (hdr, IH_TYPE_MULTI) && (len_ptr[1])) {
- ulong tail = image_to_cpu (len_ptr[0]) % 4;
- int i;
-
+ } else if (image_check_type (hdr, IH_TYPE_MULTI)) {
+ /*
+ * Get second entry data start address and len
+ */
show_boot_progress (13);
-
- /* skip kernel length and terminator */
- data = (ulong) (&len_ptr[2]);
- /* skip any additional image length fields */
- for (i = 1; len_ptr[i]; ++i)
- data += 4;
- /* add kernel length, and align */
- data += image_to_cpu (len_ptr[0]);
- if (tail) {
- data += 4 - tail;
- }
-
- len = image_to_cpu (len_ptr[1]);
-
+ image_multi_getimg (hdr, 1, &rd_data, &rd_len);
} else {
/*
* no initrd image
*/
show_boot_progress (14);
- data = 0;
+ rd_data = rd_len = 0;
}
#ifdef DEBUG
- if (!data) {
+ if (!rd_data) {
printf ("No initrd\n");
}
#endif
- if (data) {
- initrd_start = data;
- initrd_end = initrd_start + len;
+ if (rd_data) {
+ initrd_start = rd_data;
+ initrd_end = initrd_start + rd_len;
} else {
initrd_start = 0;
initrd_end = 0;