bff468813f
- Includes large parts of the patch from #1021 by dpalffy - Includes RB532 NAND driver changes by n0-1 SVN-Revision: 5789
94 lines
2.9 KiB
Diff
94 lines
2.9 KiB
Diff
diff -urN linux-2.6.19.ref/arch/mips/Kconfig linux-2.6.19/arch/mips/Kconfig
|
|
--- linux-2.6.19.ref/arch/mips/Kconfig 2006-12-04 21:33:48.000000000 +0100
|
|
+++ linux-2.6.19/arch/mips/Kconfig 2006-12-04 21:34:04.000000000 +0100
|
|
@@ -283,7 +283,6 @@
|
|
select I8259
|
|
select MIPS_BOARDS_GEN
|
|
select MIPS_BONITO64
|
|
- select MIPS_CPU_SCACHE
|
|
select MIPS_GT64120
|
|
select MIPS_MSC
|
|
select SWAP_IO_SPACE
|
|
@@ -1434,13 +1433,6 @@
|
|
bool
|
|
select BOARD_SCACHE
|
|
|
|
-#
|
|
-# Support for a MIPS32 / MIPS64 style S-caches
|
|
-#
|
|
-config MIPS_CPU_SCACHE
|
|
- bool
|
|
- select BOARD_SCACHE
|
|
-
|
|
config R5000_CPU_SCACHE
|
|
bool
|
|
select BOARD_SCACHE
|
|
diff -urN linux-2.6.19.ref/arch/mips/kernel/cpu-probe.c linux-2.6.19/arch/mips/kernel/cpu-probe.c
|
|
--- linux-2.6.19.ref/arch/mips/kernel/cpu-probe.c 2006-12-04 21:33:48.000000000 +0100
|
|
+++ linux-2.6.19/arch/mips/kernel/cpu-probe.c 2006-12-04 21:34:04.000000000 +0100
|
|
@@ -631,6 +631,8 @@
|
|
break;
|
|
case PRID_IMP_25KF:
|
|
c->cputype = CPU_25KF;
|
|
+ /* Probe for L2 cache */
|
|
+ c->scache.flags &= ~MIPS_CACHE_NOT_PRESENT;
|
|
break;
|
|
case PRID_IMP_34K:
|
|
c->cputype = CPU_34K;
|
|
diff -urN linux-2.6.19.ref/arch/mips/mm/c-r4k.c linux-2.6.19/arch/mips/mm/c-r4k.c
|
|
--- linux-2.6.19.ref/arch/mips/mm/c-r4k.c 2006-11-29 22:57:37.000000000 +0100
|
|
+++ linux-2.6.19/arch/mips/mm/c-r4k.c 2006-12-04 21:34:04.000000000 +0100
|
|
@@ -1038,7 +1038,6 @@
|
|
|
|
extern int r5k_sc_init(void);
|
|
extern int rm7k_sc_init(void);
|
|
-extern int mips_sc_init(void);
|
|
|
|
static void __init setup_scache(void)
|
|
{
|
|
@@ -1086,29 +1085,17 @@
|
|
return;
|
|
|
|
default:
|
|
- if (c->isa_level == MIPS_CPU_ISA_M32R1 ||
|
|
- c->isa_level == MIPS_CPU_ISA_M32R2 ||
|
|
- c->isa_level == MIPS_CPU_ISA_M64R1 ||
|
|
- c->isa_level == MIPS_CPU_ISA_M64R2) {
|
|
-#ifdef CONFIG_MIPS_CPU_SCACHE
|
|
- if (mips_sc_init ()) {
|
|
- scache_size = c->scache.ways * c->scache.sets * c->scache.linesz;
|
|
- printk("MIPS secondary cache %ldkB, %s, linesize %d bytes.\n",
|
|
- scache_size >> 10,
|
|
- way_string[c->scache.ways], c->scache.linesz);
|
|
- }
|
|
-#else
|
|
- if (!(c->scache.flags & MIPS_CACHE_NOT_PRESENT))
|
|
- panic("Dunno how to handle MIPS32 / MIPS64 second level cache");
|
|
-#endif
|
|
- return;
|
|
- }
|
|
sc_present = 0;
|
|
}
|
|
|
|
if (!sc_present)
|
|
return;
|
|
|
|
+ if ((c->isa_level == MIPS_CPU_ISA_M32R1 ||
|
|
+ c->isa_level == MIPS_CPU_ISA_M64R1) &&
|
|
+ !(c->scache.flags & MIPS_CACHE_NOT_PRESENT))
|
|
+ panic("Dunno how to handle MIPS32 / MIPS64 second level cache");
|
|
+
|
|
/* compute a couple of other cache variables */
|
|
c->scache.waysize = scache_size / c->scache.ways;
|
|
|
|
diff -urN linux-2.6.19.ref/arch/mips/mm/Makefile linux-2.6.19/arch/mips/mm/Makefile
|
|
--- linux-2.6.19.ref/arch/mips/mm/Makefile 2006-11-29 22:57:37.000000000 +0100
|
|
+++ linux-2.6.19/arch/mips/mm/Makefile 2006-12-04 21:34:04.000000000 +0100
|
|
@@ -30,7 +30,6 @@
|
|
obj-$(CONFIG_IP22_CPU_SCACHE) += sc-ip22.o
|
|
obj-$(CONFIG_R5000_CPU_SCACHE) += sc-r5k.o
|
|
obj-$(CONFIG_RM7000_CPU_SCACHE) += sc-rm7k.o
|
|
-obj-$(CONFIG_MIPS_CPU_SCACHE) += sc-mips.o
|
|
|
|
#
|
|
# Choose one DMA coherency model
|