summaryrefslogtreecommitdiff
path: root/cpu/bf533/cache.S
diff options
context:
space:
mode:
Diffstat (limited to 'cpu/bf533/cache.S')
-rw-r--r--cpu/bf533/cache.S65
1 files changed, 34 insertions, 31 deletions
diff --git a/cpu/bf533/cache.S b/cpu/bf533/cache.S
index 8fac402..03aebe4 100644
--- a/cpu/bf533/cache.S
+++ b/cpu/bf533/cache.S
@@ -1,12 +1,11 @@
-
-
#define ASSEMBLY
#include <asm/linkage.h>
-#include <asm/cpu/def_LPBlackfin.h>
+#include <config.h>
+#include <asm/blackfin.h>
.text
.align 2
-ENTRY(blackfin_icache_flush_range)
+ENTRY(_blackfin_icache_flush_range)
R2 = -32;
R2 = R0 & R2;
P0 = R2;
@@ -20,7 +19,7 @@ ENTRY(blackfin_icache_flush_range)
SSYNC;
RTS;
-ENTRY(blackfin_dcache_flush_range)
+ENTRY(_blackfin_dcache_flush_range)
R2 = -32;
R2 = R0 & R2;
P0 = R2;
@@ -35,19 +34,21 @@ ENTRY(blackfin_dcache_flush_range)
RTS;
ENTRY(_icache_invalidate)
-ENTRY(invalidate_entire_icache)
- [--SP] = ( R7:5);
+ENTRY(_invalidate_entire_icache)
+ [--SP] = (R7:5);
P0.L = (IMEM_CONTROL & 0xFFFF);
P0.H = (IMEM_CONTROL >> 16);
- R7 = [P0];
+ R7 =[P0];
- /* Clear the IMC bit , All valid bits in the instruction
+ /*
+ * Clear the IMC bit , All valid bits in the instruction
* cache are set to the invalid state
*/
- BITCLR(R7,IMC_P);
+ BITCLR(R7, IMC_P);
CLI R6;
- SSYNC; /* SSYNC required before invalidating cache. */
+ /* SSYNC required before invalidating cache. */
+ SSYNC;
.align 8;
[P0] = R7;
SSYNC;
@@ -58,54 +59,55 @@ ENTRY(invalidate_entire_icache)
R7 = R7 | R6;
CLI R6;
- SSYNC; /* SSYNC required before writing to IMEM_CONTROL. */
+ SSYNC;
.align 8;
[P0] = R7;
SSYNC;
STI R6;
- ( R7:5) = [SP++];
+ (R7:5) =[SP++];
RTS;
-/* Invalidate the Entire Data cache by
+/*
+ * Invalidate the Entire Data cache by
* clearing DMC[1:0] bits
*/
-ENTRY(invalidate_entire_dcache)
+ENTRY(_invalidate_entire_dcache)
ENTRY(_dcache_invalidate)
- [--SP] = ( R7:6);
+ [--SP] = (R7:6);
P0.L = (DMEM_CONTROL & 0xFFFF);
P0.H = (DMEM_CONTROL >> 16);
- R7 = [P0];
+ R7 =[P0];
- /* Clear the DMC[1:0] bits, All valid bits in the data
+ /*
+ * Clear the DMC[1:0] bits, All valid bits in the data
* cache are set to the invalid state
*/
- BITCLR(R7,DMC0_P);
- BITCLR(R7,DMC1_P);
+ BITCLR(R7, DMC0_P);
+ BITCLR(R7, DMC1_P);
CLI R6;
- SSYNC; /* SSYNC required before writing to DMEM_CONTROL. */
+ SSYNC;
.align 8;
[P0] = R7;
SSYNC;
STI R6;
-
/* Configures the data cache again */
R6 = (ACACHE_BCACHE | ENDCPLB | PORT_PREF0);
R7 = R7 | R6;
CLI R6;
- SSYNC; /* SSYNC required before writing to DMEM_CONTROL. */
+ SSYNC;
.align 8;
[P0] = R7;
SSYNC;
STI R6;
- ( R7:6) = [SP++];
+ (R7:6) =[SP++];
RTS;
-ENTRY(blackfin_dcache_invalidate_range)
+ENTRY(_blackfin_dcache_invalidate_range)
R2 = -32;
R2 = R0 & R2;
P0 = R2;
@@ -113,13 +115,14 @@ ENTRY(blackfin_dcache_invalidate_range)
CSYNC;
1:
FLUSHINV[P0++];
- CC = P0 < P1 (iu);
- IF CC JUMP 1b (bp);
+ CC = P0 < P1(iu);
+ IF CC JUMP 1b(bp);
- /* If the data crosses a cache line, then we'll be pointing to
- ** the last cache line, but won't have flushed/invalidated it yet, so do
- ** one more.
- */
+ /*
+ * If the data crosses a cache line, then we'll be pointing to
+ * the last cache line, but won't have flushed/invalidated it yet, so do
+ * one more.
+ */
FLUSHINV[P0];
SSYNC;
RTS;