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print kernel message when cache workarounds are enabled
[openwrt.git]
/
target
/
linux
/
linux-2.4
/
patches
/
brcm
/
003-bcm47xx_cache_fixes.patch
diff --git
a/target/linux/linux-2.4/patches/brcm/003-bcm47xx_cache_fixes.patch
b/target/linux/linux-2.4/patches/brcm/003-bcm47xx_cache_fixes.patch
index
a407f4b
..
da40a47
100644
(file)
--- a/
target/linux/linux-2.4/patches/brcm/003-bcm47xx_cache_fixes.patch
+++ b/
target/linux/linux-2.4/patches/brcm/003-bcm47xx_cache_fixes.patch
@@
-1,6
+1,6
@@
diff -urN linux.old/arch/mips/kernel/entry.S linux.dev/arch/mips/kernel/entry.S
diff -urN linux.old/arch/mips/kernel/entry.S linux.dev/arch/mips/kernel/entry.S
---- linux.old/arch/mips/kernel/entry.S 2005-07-0
4 23:39:26
.000000000 +0200
-+++ linux.dev/arch/mips/kernel/entry.S 2005-07-05 1
4:33:14
.000000000 +0200
+--- linux.old/arch/mips/kernel/entry.S 2005-07-0
5 16:46:49
.000000000 +0200
++++ linux.dev/arch/mips/kernel/entry.S 2005-07-05 1
6:42:36
.000000000 +0200
@@ -100,6 +100,10 @@
* and R4400 SC and MC versions.
*/
@@ -100,6 +100,10 @@
* and R4400 SC and MC versions.
*/
@@
-13,8
+13,8
@@
diff -urN linux.old/arch/mips/kernel/entry.S linux.dev/arch/mips/kernel/entry.S
mfc0 k0, CP0_INDEX
#endif
diff -urN linux.old/arch/mips/mm/c-r4k.c linux.dev/arch/mips/mm/c-r4k.c
mfc0 k0, CP0_INDEX
#endif
diff -urN linux.old/arch/mips/mm/c-r4k.c linux.dev/arch/mips/mm/c-r4k.c
---- linux.old/arch/mips/mm/c-r4k.c 2005-07-0
4 23:39:26
.000000000 +0200
-+++ linux.dev/arch/mips/mm/c-r4k.c 2005-07-05 1
5:11:49
.000000000 +0200
+--- linux.old/arch/mips/mm/c-r4k.c 2005-07-0
5 16:46:49
.000000000 +0200
++++ linux.dev/arch/mips/mm/c-r4k.c 2005-07-05 1
6:48:47
.000000000 +0200
@@ -14,6 +14,12 @@
#include <linux/mm.h>
#include <linux/bitops.h>
@@ -14,6 +14,12 @@
#include <linux/mm.h>
#include <linux/bitops.h>
@@
-262,19
+262,20
@@
diff -urN linux.old/arch/mips/mm/c-r4k.c linux.dev/arch/mips/mm/c-r4k.c
void __init ld_mmu_r4xx0(void)
{
extern void build_clear_page(void);
void __init ld_mmu_r4xx0(void)
{
extern void build_clear_page(void);
-@@ -1073,6 +1147,1
1
@@
+@@ -1073,6 +1147,1
2
@@
memcpy((void *)(KSEG0 + 0x100), &except_vec2_generic, 0x80);
memcpy((void *)(KSEG1 + 0x100), &except_vec2_generic, 0x80);
memcpy((void *)(KSEG0 + 0x100), &except_vec2_generic, 0x80);
memcpy((void *)(KSEG1 + 0x100), &except_vec2_generic, 0x80);
-+ if (current_cpu_data.cputype == CPU_BCM4710 && (current_cpu_data.processor_id & PRID_REV_MASK) == 0)
++ if (current_cpu_data.cputype == CPU_BCM4710 && (current_cpu_data.processor_id & PRID_REV_MASK) == 0) {
++ printk("Enabling BCM4710A0 cache workarounds.\n");
+ bcm4710 = 1;
+ bcm4710 = 1;
-+ else
++
}
else
+ bcm4710 = 0;
+
probe_pcache();
setup_scache();
+ bcm4710 = 0;
+
probe_pcache();
setup_scache();
-@@ -1117,47 +119
6
,9 @@
+@@ -1117,47 +119
7
,9 @@
build_clear_page();
build_copy_page();
build_clear_page();
build_copy_page();
@@
-325,8
+326,8
@@
diff -urN linux.old/arch/mips/mm/c-r4k.c linux.dev/arch/mips/mm/c-r4k.c
}
diff -urN linux.old/arch/mips/mm/tlb-r4k.c linux.dev/arch/mips/mm/tlb-r4k.c
}
diff -urN linux.old/arch/mips/mm/tlb-r4k.c linux.dev/arch/mips/mm/tlb-r4k.c
---- linux.old/arch/mips/mm/tlb-r4k.c 2005-07-0
4 23:39:26
.000000000 +0200
-+++ linux.dev/arch/mips/mm/tlb-r4k.c 2005-07-05 1
4:33:14
.000000000 +0200
+--- linux.old/arch/mips/mm/tlb-r4k.c 2005-07-0
5 16:46:49
.000000000 +0200
++++ linux.dev/arch/mips/mm/tlb-r4k.c 2005-07-05 1
6:42:36
.000000000 +0200
@@ -38,6 +38,7 @@
old_ctx = read_c0_entryhi();
write_c0_entrylo0(0);
@@ -38,6 +38,7 @@
old_ctx = read_c0_entryhi();
write_c0_entrylo0(0);
@@
-384,8
+385,8
@@
diff -urN linux.old/arch/mips/mm/tlb-r4k.c linux.dev/arch/mips/mm/tlb-r4k.c
write_c0_entryhi(entryhi);
write_c0_entrylo0(entrylo0);
diff -urN linux.old/arch/mips/mm/tlbex-mips32.S linux.dev/arch/mips/mm/tlbex-mips32.S
write_c0_entryhi(entryhi);
write_c0_entrylo0(entrylo0);
diff -urN linux.old/arch/mips/mm/tlbex-mips32.S linux.dev/arch/mips/mm/tlbex-mips32.S
---- linux.old/arch/mips/mm/tlbex-mips32.S 2005-07-0
4 23:39:26
.000000000 +0200
-+++ linux.dev/arch/mips/mm/tlbex-mips32.S 2005-07-05 1
4:33:14
.000000000 +0200
+--- linux.old/arch/mips/mm/tlbex-mips32.S 2005-07-0
5 16:46:49
.000000000 +0200
++++ linux.dev/arch/mips/mm/tlbex-mips32.S 2005-07-05 1
6:42:36
.000000000 +0200
@@ -90,6 +90,9 @@
.set noat
LEAF(except_vec0_r4000)
@@ -90,6 +90,9 @@
.set noat
LEAF(except_vec0_r4000)
@@
-397,8
+398,8
@@
diff -urN linux.old/arch/mips/mm/tlbex-mips32.S linux.dev/arch/mips/mm/tlbex-mip
mfc0 k1, CP0_CONTEXT
la k0, pgd_current
diff -urN linux.old/include/asm-mips/r4kcache.h linux.dev/include/asm-mips/r4kcache.h
mfc0 k1, CP0_CONTEXT
la k0, pgd_current
diff -urN linux.old/include/asm-mips/r4kcache.h linux.dev/include/asm-mips/r4kcache.h
---- linux.old/include/asm-mips/r4kcache.h 2005-07-0
4 23:39:26
.000000000 +0200
-+++ linux.dev/include/asm-mips/r4kcache.h 2005-07-05 1
5:13:5
6.000000000 +0200
+--- linux.old/include/asm-mips/r4kcache.h 2005-07-0
5 16:46:49
.000000000 +0200
++++ linux.dev/include/asm-mips/r4kcache.h 2005-07-05 1
6:42:3
6.000000000 +0200
@@ -15,6 +15,18 @@
#include <asm/asm.h>
#include <asm/cacheops.h>
@@ -15,6 +15,18 @@
#include <asm/asm.h>
#include <asm/cacheops.h>
@@
-579,8
+580,8
@@
diff -urN linux.old/include/asm-mips/r4kcache.h linux.dev/include/asm-mips/r4kca
cache64_unroll32(start,Hit_Invalidate_I);
start += 0x800;
diff -urN linux.old/include/asm-mips/stackframe.h linux.dev/include/asm-mips/stackframe.h
cache64_unroll32(start,Hit_Invalidate_I);
start += 0x800;
diff -urN linux.old/include/asm-mips/stackframe.h linux.dev/include/asm-mips/stackframe.h
---- linux.old/include/asm-mips/stackframe.h 2005-07-0
4 23:39:26
.000000000 +0200
-+++ linux.dev/include/asm-mips/stackframe.h 2005-07-05 1
4:33:14
.000000000 +0200
+--- linux.old/include/asm-mips/stackframe.h 2005-07-0
5 16:46:49
.000000000 +0200
++++ linux.dev/include/asm-mips/stackframe.h 2005-07-05 1
6:42:36
.000000000 +0200
@@ -172,6 +172,46 @@
rfe; \
.set pop
@@ -172,6 +172,46 @@
rfe; \
.set pop
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