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authorHaavard Skinnemoen <haavard.skinnemoen@atmel.com>2008-12-17 16:53:07 +0100
committerHaavard Skinnemoen <haavard.skinnemoen@atmel.com>2008-12-17 16:53:07 +0100
commitcb5473205206c7f14cbb1e747f28ec75b48826e2 (patch)
tree8f4808d60917100b18a10b05230f7638a0a9bbcc /cpu/mcf532x/start.S
parentbaf449fc5ff96f071bb0e3789fd3265f6d4fd9a0 (diff)
parent92c78a3bbcb2ce508b4bf1c4a1e0940406a024bb (diff)
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Merge branch 'fixes' into cleanups
Conflicts: board/atmel/atngw100/atngw100.c board/atmel/atstk1000/atstk1000.c cpu/at32ap/at32ap700x/gpio.c include/asm-avr32/arch-at32ap700x/clk.h include/configs/atngw100.h include/configs/atstk1002.h include/configs/atstk1003.h include/configs/atstk1004.h include/configs/atstk1006.h include/configs/favr-32-ezkit.h include/configs/hammerhead.h include/configs/mimc200.h
Diffstat (limited to 'cpu/mcf532x/start.S')
-rw-r--r--cpu/mcf532x/start.S52
1 files changed, 32 insertions, 20 deletions
diff --git a/cpu/mcf532x/start.S b/cpu/mcf532x/start.S
index c806f7a..a46c47a 100644
--- a/cpu/mcf532x/start.S
+++ b/cpu/mcf532x/start.S
@@ -2,6 +2,9 @@
* Copyright (C) 2003 Josef Baumgartner <josef.baumgartner@telex.de>
* Based on code from Bernhard Kuhn <bkuhn@metrowerks.com>
*
+ * (C) Copyright 2004-2008 Freescale Semiconductor, Inc.
+ * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
+ *
* See file CREDITS for list of people who contributed to this
* project.
*
@@ -22,6 +25,7 @@
*/
#include <config.h>
+#include <timestamp.h>
#include "version.h"
#ifndef CONFIG_IDENT_STRING
@@ -127,10 +131,10 @@ _start:
move.w #0x2700,%sr /* Mask off Interrupt */
/* Set vector base register at the beginning of the Flash */
- move.l #CFG_FLASH_BASE, %d0
+ move.l #CONFIG_SYS_FLASH_BASE, %d0
movec %d0, %VBR
- move.l #(CFG_INIT_RAM_ADDR + CFG_INIT_RAM_CTRL), %d0
+ move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_CTRL), %d0
movec %d0, %RAMBAR1
/* invalidate and disable cache */
@@ -140,16 +144,24 @@ _start:
movec %d0, %ACR0
movec %d0, %ACR1
+#ifdef CONFIG_MCF5301x
+ move.l #(0xFC0a0010), %a0
+ move.w (%a0), %d0
+ and.l %d0, 0xEFFF
+
+ move.w %d0, (%a0)
+#endif
+
/* initialize general use internal ram */
move.l #0, %d0
- move.l #(CFG_INIT_RAM_ADDR+CFG_INIT_RAM_END-8), %a1
- move.l #(CFG_INIT_RAM_ADDR+CFG_INIT_RAM_END-4), %a2
+ move.l #(CONFIG_SYS_INIT_RAM_ADDR+CONFIG_SYS_INIT_RAM_END-8), %a1
+ move.l #(CONFIG_SYS_INIT_RAM_ADDR+CONFIG_SYS_INIT_RAM_END-4), %a2
move.l %d0, (%a1)
move.l %d0, (%a2)
/* set stackpointer to end of internal ram to get some stackspace for the
first c-code */
- move.l #(CFG_INIT_RAM_ADDR + CFG_INIT_SP_OFFSET), %sp
+ move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp
clr.l %sp@-
move.l #__got_start, %a5 /* put relocation table address to a5 */
@@ -180,7 +192,7 @@ relocate_code:
move.l 12(%a6), %d0 /* Save copy of Global Data pointer */
move.l 16(%a6), %a0 /* Save copy of Destination Address */
- move.l #CFG_MONITOR_BASE, %a1
+ move.l #CONFIG_SYS_MONITOR_BASE, %a1
move.l #__init_end, %a2
move.l %a0, %a3
@@ -195,7 +207,7 @@ relocate_code:
* initialization, now running from RAM.
*/
move.l %a0, %a1
- add.l #(in_ram - CFG_MONITOR_BASE), %a1
+ add.l #(in_ram - CONFIG_SYS_MONITOR_BASE), %a1
jmp (%a1)
in_ram:
@@ -205,9 +217,9 @@ clear_bss:
* Now clear BSS segment
*/
move.l %a0, %a1
- add.l #(_sbss - CFG_MONITOR_BASE),%a1
+ add.l #(_sbss - CONFIG_SYS_MONITOR_BASE),%a1
move.l %a0, %d1
- add.l #(_ebss - CFG_MONITOR_BASE),%d1
+ add.l #(_ebss - CONFIG_SYS_MONITOR_BASE),%d1
6:
clr.l (%a1)+
cmp.l %a1,%d1
@@ -217,11 +229,11 @@ clear_bss:
* fix got table in RAM
*/
move.l %a0, %a1
- add.l #(__got_start - CFG_MONITOR_BASE),%a1
+ add.l #(__got_start - CONFIG_SYS_MONITOR_BASE),%a1
move.l %a1,%a5 /* * fix got pointer register a5 */
move.l %a0, %a2
- add.l #(__got_end - CFG_MONITOR_BASE),%a2
+ add.l #(__got_end - CONFIG_SYS_MONITOR_BASE),%a2
7:
move.l (%a1),%d1
@@ -233,7 +245,7 @@ clear_bss:
/* calculate relative jump to board_init_r in ram */
move.l %a0, %a1
- add.l #(board_init_r - CFG_MONITOR_BASE), %a1
+ add.l #(board_init_r - CONFIG_SYS_MONITOR_BASE), %a1
/* set parameters for board_init_r */
move.l %a0,-(%sp) /* dest_addr */
@@ -268,14 +280,14 @@ _int_handler:
icache_enable:
move.l #0x01000000, %d0 /* Invalidate cache cmd */
movec %d0, %CACR /* Invalidate cache */
- move.l #(CFG_SDRAM_BASE + 0x1c000), %d0
+ move.l #(CONFIG_SYS_SDRAM_BASE + 0x1c000), %d0
movec %d0, %ACR0 /* Enable cache */
move.l #0x80000200, %d0 /* Setup cache mask */
movec %d0, %CACR /* Enable cache */
nop
- move.l #(CFG_INIT_RAM_ADDR+CFG_INIT_RAM_END-8), %a1
+ move.l #(CONFIG_SYS_INIT_RAM_ADDR+CONFIG_SYS_INIT_RAM_END-8), %a1
moveq #1, %d0
move.l %d0, (%a1)
rts
@@ -288,14 +300,14 @@ icache_disable:
movec %d0, %ACR0
movec %d0, %ACR1
- move.l #(CFG_INIT_RAM_ADDR+CFG_INIT_RAM_END-8), %a1
+ move.l #(CONFIG_SYS_INIT_RAM_ADDR+CONFIG_SYS_INIT_RAM_END-8), %a1
moveq #0, %d0
move.l %d0, (%a1)
rts
.globl icache_status
icache_status:
- move.l #(CFG_INIT_RAM_ADDR+CFG_INIT_RAM_END-8), %a1
+ move.l #(CONFIG_SYS_INIT_RAM_ADDR+CONFIG_SYS_INIT_RAM_END-8), %a1
move.l (%a1), %d0
rts
@@ -307,7 +319,7 @@ icache_invalid:
.globl dcache_enable
dcache_enable:
- move.l #(CFG_INIT_RAM_ADDR+CFG_INIT_RAM_END-4), %a1
+ move.l #(CONFIG_SYS_INIT_RAM_ADDR+CONFIG_SYS_INIT_RAM_END-4), %a1
moveq #1, %d0
move.l %d0, (%a1)
rts
@@ -315,14 +327,14 @@ dcache_enable:
/* No dcache, just a dummy function */
.globl dcache_disable
dcache_disable:
- move.l #(CFG_INIT_RAM_ADDR+CFG_INIT_RAM_END-4), %a1
+ move.l #(CONFIG_SYS_INIT_RAM_ADDR+CONFIG_SYS_INIT_RAM_END-4), %a1
moveq #0, %d0
move.l %d0, (%a1)
rts
.globl dcache_status
dcache_status:
- move.l #(CFG_INIT_RAM_ADDR+CFG_INIT_RAM_END-4), %a1
+ move.l #(CONFIG_SYS_INIT_RAM_ADDR+CONFIG_SYS_INIT_RAM_END-4), %a1
move.l (%a1), %d0
rts
@@ -331,6 +343,6 @@ dcache_status:
.globl version_string
version_string:
.ascii U_BOOT_VERSION
- .ascii " (", __DATE__, " - ", __TIME__, ")"
+ .ascii " (", U_BOOT_DATE, " - ", U_BOOT_TIME, ")"
.ascii CONFIG_IDENT_STRING, "\0"
.align 4