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authorGreg Ungerer <gerg@snapgear.com>2006-06-27 13:27:08 +1000
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-27 18:30:14 -0700
commitd046f6118bb2a207870e35db1411b958199a3750 (patch)
treeb4eb3db716ff957c9805904dca4c3c3fb11cead7
parent999567d829b191b2cb7fd8dee31d5bccc81d7c55 (diff)
downloadlinux-d046f6118bb2a207870e35db1411b958199a3750.tar.bz2
[PATCH] m68knommu: use Kconfig RAM config options in 68360 RAM startup code
Switch to using the new RAM Kconfig settings, instead of linker defined regions in RAM specific 68360 startup code. Signed-off-by: Greg Ungerer <gerg@uclinux.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r--arch/m68knommu/platform/68360/head-ram.S19
1 files changed, 7 insertions, 12 deletions
diff --git a/arch/m68knommu/platform/68360/head-ram.S b/arch/m68knommu/platform/68360/head-ram.S
index a5c639a51eef..f497713a4ec7 100644
--- a/arch/m68knommu/platform/68360/head-ram.S
+++ b/arch/m68knommu/platform/68360/head-ram.S
@@ -18,7 +18,6 @@
.global _start
.global _rambase
-.global __ramvec
.global _ramvec
.global _ramstart
.global _ramend
@@ -26,6 +25,8 @@
.global _quicc_base
.global _periph_base
+#define RAMEND (CONFIG_RAMBASE + CONFIG_RAMSIZE)
+
#define REGB 0x1000
#define PEPAR (_dprbase + REGB + 0x0016)
#define GMR (_dprbase + REGB + 0x0040)
@@ -103,7 +104,7 @@ _stext:
nop
ori.w #MCU_DISABLE_INTRPTS, %sr /* disable interrupts: */
/* We should not need to setup the boot stack the reset should do it. */
- movea.l #__ramend, %sp /*set up stack at the end of DRAM:*/
+ movea.l #RAMEND, %sp /*set up stack at the end of DRAM:*/
set_mbar_register:
moveq.l #0x07, %d1 /* Setup MBAR */
@@ -163,7 +164,7 @@ configure_memory_controller:
move.l %d0, GMR
configure_chip_select_0:
- move.l #__ramend, %d0
+ move.l #RAMEND, %d0
subi.l #__ramstart, %d0
subq.l #0x01, %d0
eori.l #SIM_OR_MASK, %d0
@@ -234,16 +235,10 @@ store_ram_size:
/* Set ram size information */
move.l #_sdata, _rambase
move.l #_ebss, _ramstart
- move.l #__ramend, %d0
+ move.l #RAMEND, %d0
sub.l #0x1000, %d0 /* Reserve 4K for stack space.*/
- move.l %d0, _ramend /* Different from __ramend.*/
+ move.l %d0, _ramend /* Different from RAMEND.*/
-store_flash_size:
- /* Set rom size information */
- move.l #__rom_end, %d0
- sub.l #__rom_start, %d0
- move.l %d0, rom_length
-
pea 0
pea env
pea %sp@(4)
@@ -286,7 +281,7 @@ _dprbase:
*/
.section ".data.initvect","awx"
- .long __ramend /* Reset: Initial Stack Pointer - 0. */
+ .long RAMEND /* Reset: Initial Stack Pointer - 0. */
.long _start /* Reset: Initial Program Counter - 1. */
.long buserr /* Bus Error - 2. */
.long trap /* Address Error - 3. */