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[SPARC64]: Add sun4v case to __GET_CPUID() patch tables.

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Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2006-02-04 15:40:53 -08:00
parent e1c21c4f47
commit d96b81533b
2 changed files with 11 additions and 0 deletions
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3
arch/sparc64/kernel/setup.c
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@ -520,6 +520,9 @@ static void __init per_cpu_patch(void)
else else
insns = &p->cheetah_safari[0]; insns = &p->cheetah_safari[0];
break; break;
case hypervisor:
insns = &p->sun4v[0];
break;
default: default:
prom_printf("Unknown cpu type, halting.\n"); prom_printf("Unknown cpu type, halting.\n");
prom_halt(); prom_halt();

8
include/asm-sparc64/cpudata.h
View File

@ -68,6 +68,7 @@ struct cpuid_patch_entry {
unsigned int cheetah_safari[4]; unsigned int cheetah_safari[4];
unsigned int cheetah_jbus[4]; unsigned int cheetah_jbus[4];
unsigned int starfire[4]; unsigned int starfire[4];
unsigned int sun4v[4];
}; };
extern struct cpuid_patch_entry __cpuid_patch, __cpuid_patch_end; extern struct cpuid_patch_entry __cpuid_patch, __cpuid_patch_end;
#endif #endif
@ -79,6 +80,8 @@ extern struct cpuid_patch_entry __cpuid_patch, __cpuid_patch_end;
#define TRAP_BLOCK_SZ_SHIFT 6 #define TRAP_BLOCK_SZ_SHIFT 6
#include <asm/scratchpad.h>
#ifdef CONFIG_SMP #ifdef CONFIG_SMP
#define __GET_CPUID(REG) \ #define __GET_CPUID(REG) \
@ -105,6 +108,11 @@ extern struct cpuid_patch_entry __cpuid_patch, __cpuid_patch_end;
sllx REG, 9, REG; \ sllx REG, 9, REG; \
or REG, 0xd0, REG; \ or REG, 0xd0, REG; \
lduwa [REG] ASI_PHYS_BYPASS_EC_E, REG;\ lduwa [REG] ASI_PHYS_BYPASS_EC_E, REG;\
/* sun4v implementation. */ \
mov SCRATCHPAD_CPUID, REG; \
nop; \
ldxa [REG] ASI_SCRATCHPAD, REG; \
nop; \
.previous; .previous;
/* Clobbers TMP, current address space PGD phys address into DEST. */ /* Clobbers TMP, current address space PGD phys address into DEST. */