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Diffstat (limited to 'cpu/mcf5445x/start.S')
-rw-r--r--cpu/mcf5445x/start.S25
1 files changed, 9 insertions, 16 deletions
diff --git a/cpu/mcf5445x/start.S b/cpu/mcf5445x/start.S
index 423583d..d64c5af 100644
--- a/cpu/mcf5445x/start.S
+++ b/cpu/mcf5445x/start.S
@@ -279,14 +279,13 @@ icache_enable:
move.l (%a1), %d1
move.l #0x00040100, %d0 /* Invalidate icache */
- or.l %d1, %d0
movec %d0, %CACR
- move.l #(CFG_SDRAM_BASE + 0xc000), %d0 /* Setup icache */
+ move.l #(CFG_SDRAM_BASE + 0x1c000), %d0 /* Setup icache */
movec %d0, %ACR2
- or.l #0x00088400, %d1 /* Enable bcache and icache */
- movec %d1, %CACR
+ move.l #0x04088020, %d0 /* Enable bcache and icache */
+ movec %d0, %CACR
move.l #(ICACHE_STATUS), %a1
moveq #1, %d0
@@ -298,7 +297,7 @@ icache_disable:
move.l #(CACR_STATUS), %a1 /* read CACR Status */
move.l (%a1), %d0
- and.l #0xFFF77BFF, %d0
+ move.l #0xFFF77BFF, %d0
or.l #0x00040100, %d0 /* Setup cache mask */
movec %d0, %CACR /* Invalidate icache */
clr.l %d0
@@ -321,7 +320,7 @@ icache_invalid:
move.l #(CACR_STATUS), %a1 /* read CACR Status */
move.l (%a1), %d0
- or.l #0x00040100, %d0 /* Invalidate icache */
+ move.l #0x00040100, %d0 /* Invalidate icache */
movec %d0, %CACR /* Enable and invalidate cache */
rts
@@ -330,17 +329,11 @@ dcache_enable:
move.l #(CACR_STATUS), %a1 /* read CACR Status */
move.l (%a1), %d1
- move.l #0x01000000, %d0
- or.l %d1, %d0
+ move.l #0x01040100, %d0
movec %d0, %CACR /* Invalidate dcache */
- move.l #(CFG_SDRAM_BASE + 0xc000), %d0
- movec %d0, %ACR0
- move.l #0, %d0
- movec %d0, %ACR1
-
- or.l #0x80000000, %d1 /* Enable bcache and icache */
- movec %d1, %CACR
+ move.l #0x80088020, %d0 /* Enable bcache and icache */
+ movec %d0, %CACR
move.l #(DCACHE_STATUS), %a1
moveq #1, %d0
@@ -369,7 +362,7 @@ dcache_invalid:
move.l #(CACR_STATUS), %a1 /* read CACR Status */
move.l (%a1), %d0
- or.l #0x01000000, %d0 /* Setup cache mask */
+ move.l #0x81088020, %d0 /* Setup cache mask */
movec %d0, %CACR /* Enable and invalidate cache */
rts