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authorMaciej W. Rozycki <macro@linux-mips.org>2005-06-06 12:40:58 -0400
committerRalf Baechle <ralf@linux-mips.org>2005-10-29 14:31:19 -0400
commitd5b6f1db5d5a7ba3f2271e5018db7c8c5c4eeea1 (patch)
treeb5d6c33db67287e91f540d81ff34746839c4bde0 /arch/mips/kernel/cpu-probe.c
parent81731f79974ffb0a7b4aabd3c3e472f8d46b057c (diff)
For MIPS32/MIPS64 cp0.config.mt == 1 implies a standard (R4k-style)
TLB, so no need to set it separately for each implementation. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/cpu-probe.c')
-rw-r--r--arch/mips/kernel/cpu-probe.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index 1ae7762fd084..2b6db681417d 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -422,7 +422,7 @@ static inline unsigned int decode_config0(struct cpuinfo_mips *c)
422 config0 = read_c0_config(); 422 config0 = read_c0_config();
423 423
424 if (((config0 & MIPS_CONF_MT) >> 7) == 1) 424 if (((config0 & MIPS_CONF_MT) >> 7) == 1)
425 c->options |= MIPS_CPU_TLB; 425 c->options |= MIPS_CPU_TLB | MIPS_CPU_4KTLB;
426 isa = (config0 & MIPS_CONF_AT) >> 13; 426 isa = (config0 & MIPS_CONF_AT) >> 13;
427 switch (isa) { 427 switch (isa) {
428 case 0: 428 case 0:
@@ -510,7 +510,6 @@ static inline void decode_configs(struct cpuinfo_mips *c)
510static inline void cpu_probe_mips(struct cpuinfo_mips *c) 510static inline void cpu_probe_mips(struct cpuinfo_mips *c)
511{ 511{
512 decode_configs(c); 512 decode_configs(c);
513 c->options |= MIPS_CPU_4KTLB;
514 switch (c->processor_id & 0xff00) { 513 switch (c->processor_id & 0xff00) {
515 case PRID_IMP_4KC: 514 case PRID_IMP_4KC:
516 c->cputype = CPU_4KC; 515 c->cputype = CPU_4KC;
@@ -545,7 +544,6 @@ static inline void cpu_probe_mips(struct cpuinfo_mips *c)
545static inline void cpu_probe_alchemy(struct cpuinfo_mips *c) 544static inline void cpu_probe_alchemy(struct cpuinfo_mips *c)
546{ 545{
547 decode_configs(c); 546 decode_configs(c);
548 c->options |= MIPS_CPU_4KTLB;
549 switch (c->processor_id & 0xff00) { 547 switch (c->processor_id & 0xff00) {
550 case PRID_IMP_AU1_REV1: 548 case PRID_IMP_AU1_REV1:
551 case PRID_IMP_AU1_REV2: 549 case PRID_IMP_AU1_REV2:
@@ -576,7 +574,6 @@ static inline void cpu_probe_alchemy(struct cpuinfo_mips *c)
576static inline void cpu_probe_sibyte(struct cpuinfo_mips *c) 574static inline void cpu_probe_sibyte(struct cpuinfo_mips *c)
577{ 575{
578 decode_configs(c); 576 decode_configs(c);
579 c->options |= MIPS_CPU_4KTLB;
580 switch (c->processor_id & 0xff00) { 577 switch (c->processor_id & 0xff00) {
581 case PRID_IMP_SB1: 578 case PRID_IMP_SB1:
582 c->cputype = CPU_SB1; 579 c->cputype = CPU_SB1;
@@ -591,7 +588,6 @@ static inline void cpu_probe_sibyte(struct cpuinfo_mips *c)
591static inline void cpu_probe_sandcraft(struct cpuinfo_mips *c) 588static inline void cpu_probe_sandcraft(struct cpuinfo_mips *c)
592{ 589{
593 decode_configs(c); 590 decode_configs(c);
594 c->options |= MIPS_CPU_4KTLB;
595 switch (c->processor_id & 0xff00) { 591 switch (c->processor_id & 0xff00) {
596 case PRID_IMP_SR71000: 592 case PRID_IMP_SR71000:
597 c->cputype = CPU_SR71000; 593 c->cputype = CPU_SR71000;