diff options
Diffstat (limited to 'cpu/mcf5445x/start.S')
| -rw-r--r-- | cpu/mcf5445x/start.S | 25 |
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 |