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authorLeonid Yegoshin <yegoshin@mips.com>2012-07-06 19:56:01 (GMT)
committerRalf Baechle <ralf@linux-mips.org>2012-07-19 09:22:48 (GMT)
commit78d4803f75277f78ab4fc3be7ad462d78f726df9 (patch)
tree6e40d49d0a2454f1f0a27641aceadbbf216d7c3c /arch/mips/kernel
parent113c62d9844d9037508fa156e47db1b5407a27c3 (diff)
downloadlinux-78d4803f75277f78ab4fc3be7ad462d78f726df9.tar.xz
MIPS: Don't panic on 5KEc.
It's a bloody bog standard MIPS64R2 core with just a new PrId ID. Iow that essentially means Linux just panics because it doesn't know how to name the core. [ralf@linux-mips.org: Split original patch into several smaller patches.] Signed-off-by: Leonid Yegoshin <yegoshin@mips.com> Signed-off-by: Steven J. Hill <sjhill@mips.com> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/3792/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel')
-rw-r--r--arch/mips/kernel/cpu-probe.c4
-rw-r--r--arch/mips/kernel/traps.c1
2 files changed, 5 insertions, 0 deletions
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index aaf39f3..f4630e1 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -811,6 +811,10 @@ static inline void cpu_probe_mips(struct cpuinfo_mips *c, unsigned int cpu)
c->cputype = CPU_5KC;
__cpu_name[cpu] = "MIPS 5Kc";
break;
+ case PRID_IMP_5KE:
+ c->cputype = CPU_5KE;
+ __cpu_name[cpu] = "MIPS 5KE";
+ break;
case PRID_IMP_20KC:
c->cputype = CPU_20KC;
__cpu_name[cpu] = "MIPS 20Kc";
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index f985b72..ce95f2c 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -1249,6 +1249,7 @@ static inline void parity_protection_init(void)
break;
case CPU_5KC:
+ case CPU_5KE:
write_c0_ecc(0x80000000);
back_to_back_c0_hazard();
/* Set the PE bit (bit 31) in the c0_errctl register. */