#include <asm/cache.h>
#include <asm/mmu.h>
+#include <asm/u-boot.h>
#if !defined(CONFIG_DB64360) && \
!defined(CONFIG_DB64460) && \
. = EXC_OFF_SYS_RESET
.globl _start
_start:
- li r21, BOOTFLAG_COLD /* Normal Power-On: Boot from FLASH */
b boot_cold
- sync
-
- . = EXC_OFF_SYS_RESET + 0x10
-
- .globl _start_warm
-_start_warm:
- li r21, BOOTFLAG_WARM /* Software reboot */
- b boot_warm
- sync
/* the boot code is located below the exception table */
. = 0x2000
boot_cold:
-boot_warm:
/* disable everything */
li r0, 0
mtspr HID0, r0
bl cpu_init_f
sync
- mr r3, r21
-
- /* r3: BOOTFLAG */
/* run 1st part of board init code (from Flash) */
bl board_init_f
sync
- /* NOTREACHED */
+ /* NOTREACHED - board_init_f() does not return */
.globl invalidate_bats
invalidate_bats:
beq 4f
3: lwzu r4,4(r3)
lwzux r0,r4,r11
+ cmpwi r0,0
add r0,r0,r11
stw r10,0(r3)
+ beq- 5f
stw r0,0(r4)
- bdnz 3b
+5: bdnz 3b
4:
/* clear_bss: */
/*
*/
lis r3, (CONFIG_SYS_INIT_RAM_ADDR & ~31)@h
ori r3, r3, (CONFIG_SYS_INIT_RAM_ADDR & ~31)@l
- li r4, ((CONFIG_SYS_INIT_RAM_END & ~31) + \
+ li r4, ((CONFIG_SYS_INIT_RAM_SIZE & ~31) + \
(CONFIG_SYS_INIT_RAM_ADDR & 31) + 31) / 32
mtctr r4
1:
/* invalidate the INIT_RAM section */
lis r3, (CONFIG_SYS_INIT_RAM_ADDR & ~31)@h
ori r3, r3, (CONFIG_SYS_INIT_RAM_ADDR & ~31)@l
- li r4, ((CONFIG_SYS_INIT_RAM_END & ~31) + \
+ li r4, ((CONFIG_SYS_INIT_RAM_SIZE & ~31) + \
(CONFIG_SYS_INIT_RAM_ADDR & 31) + 31) / 32
mtctr r4
1: icbi r0, r3