sc520: Move RAM sizing code from asm to C
diff --git a/arch/i386/cpu/start.S b/arch/i386/cpu/start.S
index df9ca0d..95be5a2 100644
--- a/arch/i386/cpu/start.S
+++ b/arch/i386/cpu/start.S
@@ -82,29 +82,22 @@
* starting at CONFIG_SYS_CAR_ADDR to be used as a temporary stack
*/
movl $CONFIG_SYS_INIT_SP_ADDR, %esp
+ movl $CONFIG_SYS_INIT_GD_ADDR, %ebp
- /* Skip memory initialization if not starting from cold-reset */
- movl %ebx, %ecx
- andl $GD_FLG_COLD_BOOT, %ecx
- jz skip_mem_init
+ /* Set Boot Flags in Global Data */
+ movl %ebx, (GD_FLAGS * 4)(%ebp)
+
+ /* Determine our load offset (and put in Global Data) */
+ call 1f
+1: popl %ecx
+ subl $1b, %ecx
+ movl %ecx, (GD_LOAD_OFF * 4)(%ebp)
/* size memory */
- call mem_init
+ call dram_init_f
-skip_mem_init:
- /* fetch memory size (into %eax) */
- call get_mem_size
- movl %eax, %esp
-
-#if CONFIG_SYS_SDRAM_ECC_ENABLE
- /* Skip ECC initialization if not starting from cold-reset */
- movl %ebx, %ecx
- andl $GD_FLG_COLD_BOOT, %ecx
- jz skip_ecc_init
- call init_ecc
-
-skip_init_ecc:
-#endif
+ /* Setup stack in SDRAM */
+ movl (GD_RAM_SIZE * 4)(%ebp), %esp
/* Test the stack */
pushl $0
@@ -118,21 +111,8 @@
wbinvd
- /* Determine our load offset */
- call 1f
-1: popl %ecx
- subl $1b, %ecx
-
- /* Set the upper memory limit parameter */
- subl $CONFIG_SYS_STACK_SIZE, %eax
-
- /* Pointer to temporary global data */
- movl $CONFIG_SYS_INIT_GD_ADDR, %edx
-
- /* %edx points to the global data structure */
- movl %esp, (GD_RAM_SIZE * 4)(%edx)
- movl %ebx, (GD_FLAGS * 4)(%edx)
- movl %ecx, (GD_LOAD_OFF * 4)(%edx)
+ /* Set parameter to board_init_f() to boot flags */
+ movl (GD_FLAGS * 4)(%ebp), %eax
call board_init_f /* Enter, U-boot! */