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Diffstat (limited to 'lib_m68k/bootm.c')
-rw-r--r--lib_m68k/bootm.c26
1 files changed, 19 insertions, 7 deletions
diff --git a/lib_m68k/bootm.c b/lib_m68k/bootm.c
index c9d2a27..8429ca0 100644
--- a/lib_m68k/bootm.c
+++ b/lib_m68k/bootm.c
@@ -50,16 +50,18 @@ void do_bootm_linux(cmd_tbl_t * cmdtp, int flag,
int argc, char *argv[],
bootm_headers_t *images)
{
- ulong sp, sp_limit, alloc_current;
+ ulong sp;
ulong rd_data_start, rd_data_end, rd_len;
ulong initrd_start, initrd_end;
int ret;
ulong cmd_start, cmd_end;
+ ulong bootmap_base = 0;
bd_t *kbd;
ulong ep = 0;
void (*kernel) (bd_t *, ulong, ulong, ulong, ulong);
+ struct lmb *lmb = images->lmb;
/*
* Booting a (Linux) kernel image
@@ -73,14 +75,23 @@ void do_bootm_linux(cmd_tbl_t * cmdtp, int flag,
sp = get_sp();
debug ("## Current stack ends at 0x%08lx ", sp);
- alloc_current = sp_limit = get_boot_sp_limit(sp);
- debug ("=> set upper limit to 0x%08lx\n", sp_limit);
+ /* adjust sp by 1K to be safe */
+ sp -= 1024;
+ lmb_reserve(lmb, sp, (CFG_SDRAM_BASE + gd->ram_size - sp));
/* allocate space and init command line */
- alloc_current = get_boot_cmdline (alloc_current, &cmd_start, &cmd_end);
+ ret = get_boot_cmdline (lmb, &cmd_start, &cmd_end, bootmap_base);
+ if (ret) {
+ puts("ERROR with allocation of cmdline\n");
+ goto error;
+ }
/* allocate space for kernel copy of board info */
- alloc_current = get_boot_kbd (alloc_current, &kbd);
+ ret = get_boot_kbd (lmb, &kbd, bootmap_base);
+ if (ret) {
+ puts("ERROR with allocation of kernel bd\n");
+ goto error;
+ }
set_clocks_in_mhz(kbd);
/* find kernel entry point */
@@ -105,8 +116,9 @@ void do_bootm_linux(cmd_tbl_t * cmdtp, int flag,
goto error;
rd_len = rd_data_end - rd_data_start;
- alloc_current = ramdisk_high (alloc_current, rd_data_start, rd_len,
- sp_limit, get_sp (), &initrd_start, &initrd_end);
+ ret = ramdisk_high (lmb, rd_data_start, rd_len, &initrd_start, &initrd_end);
+ if (ret)
+ goto error;
debug("## Transferring control to Linux (at address %08lx) ...\n",
(ulong) kernel);