diff options
Diffstat (limited to 'lib_m68k/bootm.c')
| -rw-r--r-- | lib_m68k/bootm.c | 26 |
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); |