diff options
| -rw-r--r-- | arch/sparc64/kernel/setup.c | 3 | ||||
| -rw-r--r-- | include/asm-sparc64/cpudata.h | 8 |
2 files changed, 11 insertions, 0 deletions
diff --git a/arch/sparc64/kernel/setup.c b/arch/sparc64/kernel/setup.c index f751d11926bc..2918ed3eb1ba 100644 --- a/arch/sparc64/kernel/setup.c +++ b/arch/sparc64/kernel/setup.c @@ -520,6 +520,9 @@ static void __init per_cpu_patch(void) else insns = &p->cheetah_safari[0]; break; + case hypervisor: + insns = &p->sun4v[0]; + break; default: prom_printf("Unknown cpu type, halting.\n"); prom_halt(); diff --git a/include/asm-sparc64/cpudata.h b/include/asm-sparc64/cpudata.h index c15514f82c33..4f28a85c1043 100644 --- a/include/asm-sparc64/cpudata.h +++ b/include/asm-sparc64/cpudata.h @@ -68,6 +68,7 @@ struct cpuid_patch_entry { unsigned int cheetah_safari[4]; unsigned int cheetah_jbus[4]; unsigned int starfire[4]; + unsigned int sun4v[4]; }; extern struct cpuid_patch_entry __cpuid_patch, __cpuid_patch_end; #endif @@ -79,6 +80,8 @@ extern struct cpuid_patch_entry __cpuid_patch, __cpuid_patch_end; #define TRAP_BLOCK_SZ_SHIFT 6 +#include <asm/scratchpad.h> + #ifdef CONFIG_SMP #define __GET_CPUID(REG) \ @@ -105,6 +108,11 @@ extern struct cpuid_patch_entry __cpuid_patch, __cpuid_patch_end; sllx REG, 9, REG; \ or REG, 0xd0, REG; \ lduwa [REG] ASI_PHYS_BYPASS_EC_E, REG;\ + /* sun4v implementation. */ \ + mov SCRATCHPAD_CPUID, REG; \ + nop; \ + ldxa [REG] ASI_SCRATCHPAD, REG; \ + nop; \ .previous; /* Clobbers TMP, current address space PGD phys address into DEST. */ |