Commit 78d4803f authored by Leonid Yegoshin's avatar Leonid Yegoshin Committed by Ralf Baechle

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: default avatarLeonid Yegoshin <yegoshin@mips.com>
Signed-off-by: default avatarSteven J. Hill <sjhill@mips.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/3792/Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 113c62d9
...@@ -266,7 +266,7 @@ enum cpu_type_enum { ...@@ -266,7 +266,7 @@ enum cpu_type_enum {
/* /*
* MIPS64 class processors * MIPS64 class processors
*/ */
CPU_5KC, CPU_20KC, CPU_25KF, CPU_SB1, CPU_SB1A, CPU_LOONGSON2, CPU_5KC, CPU_5KE, CPU_20KC, CPU_25KF, CPU_SB1, CPU_SB1A, CPU_LOONGSON2,
CPU_CAVIUM_OCTEON, CPU_CAVIUM_OCTEON_PLUS, CPU_CAVIUM_OCTEON2, CPU_CAVIUM_OCTEON, CPU_CAVIUM_OCTEON_PLUS, CPU_CAVIUM_OCTEON2,
CPU_XLR, CPU_XLP, CPU_XLR, CPU_XLP,
......
...@@ -811,6 +811,10 @@ static inline void cpu_probe_mips(struct cpuinfo_mips *c, unsigned int cpu) ...@@ -811,6 +811,10 @@ static inline void cpu_probe_mips(struct cpuinfo_mips *c, unsigned int cpu)
c->cputype = CPU_5KC; c->cputype = CPU_5KC;
__cpu_name[cpu] = "MIPS 5Kc"; __cpu_name[cpu] = "MIPS 5Kc";
break; break;
case PRID_IMP_5KE:
c->cputype = CPU_5KE;
__cpu_name[cpu] = "MIPS 5KE";
break;
case PRID_IMP_20KC: case PRID_IMP_20KC:
c->cputype = CPU_20KC; c->cputype = CPU_20KC;
__cpu_name[cpu] = "MIPS 20Kc"; __cpu_name[cpu] = "MIPS 20Kc";
......
...@@ -1249,6 +1249,7 @@ static inline void parity_protection_init(void) ...@@ -1249,6 +1249,7 @@ static inline void parity_protection_init(void)
break; break;
case CPU_5KC: case CPU_5KC:
case CPU_5KE:
write_c0_ecc(0x80000000); write_c0_ecc(0x80000000);
back_to_back_c0_hazard(); back_to_back_c0_hazard();
/* Set the PE bit (bit 31) in the c0_errctl register. */ /* Set the PE bit (bit 31) in the c0_errctl register. */
......
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