mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-21 03:20:49 +02:00
90 lines
2.4 KiB
Diff
90 lines
2.4 KiB
Diff
|
--- a/arch/mips/Kconfig
|
||
|
|
+++ b/arch/mips/Kconfig
|
||
|
|
@@ -205,7 +205,6 @@ config MIPS_MALTA
|
||
|
|
select I8259
|
||
|
|
select MIPS_BOARDS_GEN
|
||
|
|
select MIPS_BONITO64
|
||
|
|
- select MIPS_CPU_SCACHE
|
||
|
|
select PCI_GT64XXX_PCI0
|
||
|
|
select MIPS_MSC
|
||
|
|
select SWAP_IO_SPACE
|
||
|
|
@@ -1561,13 +1560,6 @@ config IP22_CPU_SCACHE
|
||
|
|
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
|
||
|
|
--- a/arch/mips/kernel/cpu-probe.c
|
||
|
|
+++ b/arch/mips/kernel/cpu-probe.c
|
||
|
|
@@ -759,6 +759,8 @@ static inline void cpu_probe_mips(struct
|
||
|
|
case PRID_IMP_25KF:
|
||
|
|
c->cputype = CPU_25KF;
|
||
|
|
__cpu_name[cpu] = "MIPS 25Kc";
|
||
|
|
+ /* Probe for L2 cache */
|
||
|
|
+ c->scache.flags &= ~MIPS_CACHE_NOT_PRESENT;
|
||
|
|
break;
|
||
|
|
case PRID_IMP_34K:
|
||
|
|
c->cputype = CPU_34K;
|
||
|
|
--- a/arch/mips/mm/Makefile
|
||
|
|
+++ b/arch/mips/mm/Makefile
|
||
|
|
@@ -33,6 +33,5 @@ obj-$(CONFIG_CPU_CAVIUM_OCTEON) += c-oct
|
||
|
|
obj-$(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
|
||
|
|
|
||
|
|
EXTRA_CFLAGS += -Werror
|
||
|
|
--- a/arch/mips/mm/c-r4k.c
|
||
|
|
+++ b/arch/mips/mm/c-r4k.c
|
||
|
|
@@ -1148,7 +1148,6 @@ static void __init loongson2_sc_init(voi
|
||
|
|
|
||
|
|
extern int r5k_sc_init(void);
|
||
|
|
extern int rm7k_sc_init(void);
|
||
|
|
-extern int mips_sc_init(void);
|
||
|
|
|
||
|
|
static void __cpuinit setup_scache(void)
|
||
|
|
{
|
||
|
|
@@ -1202,29 +1201,17 @@ static void __cpuinit setup_scache(void)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
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;
|
||
|
|
|