diff options
Diffstat (limited to 'arch/arm/lib/bootm.c')
-rw-r--r-- | arch/arm/lib/bootm.c | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/arch/arm/lib/bootm.c b/arch/arm/lib/bootm.c index f60ee3a7e6..dd6a69315a 100644 --- a/arch/arm/lib/bootm.c +++ b/arch/arm/lib/bootm.c @@ -16,7 +16,6 @@ #include <command.h> #include <cpu_func.h> #include <dm.h> -#include <lmb.h> #include <log.h> #include <asm/global_data.h> #include <dm/root.h> @@ -43,50 +42,6 @@ DECLARE_GLOBAL_DATA_PTR; static struct tag *params; -static ulong get_sp(void) -{ - ulong ret; - - asm("mov %0, sp" : "=r"(ret) : ); - return ret; -} - -void arch_lmb_reserve(struct lmb *lmb) -{ - ulong sp, bank_end; - int bank; - - /* - * Booting a (Linux) kernel image - * - * Allocate space for command line and board info - the - * address should be as high as possible within the reach of - * the kernel (see CONFIG_SYS_BOOTMAPSZ settings), but in unused - * memory, which means far enough below the current stack - * pointer. - */ - sp = get_sp(); - debug("## Current stack ends at 0x%08lx ", sp); - - /* adjust sp by 4K to be safe */ - sp -= 4096; - for (bank = 0; bank < CONFIG_NR_DRAM_BANKS; bank++) { - if (!gd->bd->bi_dram[bank].size || - sp < gd->bd->bi_dram[bank].start) - continue; - /* Watch out for RAM at end of address space! */ - bank_end = gd->bd->bi_dram[bank].start + - gd->bd->bi_dram[bank].size - 1; - if (sp > bank_end) - continue; - if (bank_end > gd->ram_top) - bank_end = gd->ram_top - 1; - - lmb_reserve(lmb, sp, bank_end - sp + 1); - break; - } -} - __weak void board_quiesce_devices(void) { } |