diff options
Diffstat (limited to 'include/asm-ia64/intrinsics.h')
| -rw-r--r-- | include/asm-ia64/intrinsics.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/include/asm-ia64/intrinsics.h b/include/asm-ia64/intrinsics.h index f1135b5b94c3..47d686dba1eb 100644 --- a/include/asm-ia64/intrinsics.h +++ b/include/asm-ia64/intrinsics.h @@ -18,6 +18,17 @@ # include <asm/gcc_intrin.h> #endif +#define ia64_native_get_psr_i() (ia64_native_getreg(_IA64_REG_PSR) & IA64_PSR_I) + +#define ia64_native_set_rr0_to_rr4(val0, val1, val2, val3, val4) \ +do { \ + ia64_native_set_rr(0x0000000000000000UL, (val0)); \ + ia64_native_set_rr(0x2000000000000000UL, (val1)); \ + ia64_native_set_rr(0x4000000000000000UL, (val2)); \ + ia64_native_set_rr(0x6000000000000000UL, (val3)); \ + ia64_native_set_rr(0x8000000000000000UL, (val4)); \ +} while (0) + /* * Force an unresolved reference if someone tries to use * ia64_fetch_and_add() with a bad value. @@ -183,4 +194,48 @@ extern long ia64_cmpxchg_called_with_bad_pointer (void); #endif /* !CONFIG_IA64_DEBUG_CMPXCHG */ #endif + +#ifdef __KERNEL__ +#include <asm/paravirt_privop.h> +#endif + +#ifndef __ASSEMBLY__ +#if defined(CONFIG_PARAVIRT) && defined(__KERNEL__) +#define IA64_INTRINSIC_API(name) pv_cpu_ops.name +#define IA64_INTRINSIC_MACRO(name) paravirt_ ## name +#else +#define IA64_INTRINSIC_API(name) ia64_native_ ## name +#define IA64_INTRINSIC_MACRO(name) ia64_native_ ## name +#endif + +/************************************************/ +/* Instructions paravirtualized for correctness */ +/************************************************/ +/* fc, thash, get_cpuid, get_pmd, get_eflags, set_eflags */ +/* Note that "ttag" and "cover" are also privilege-sensitive; "ttag" + * is not currently used (though it may be in a long-format VHPT system!) + */ +#define ia64_fc IA64_INTRINSIC_API(fc) +#define ia64_thash IA64_INTRINSIC_API(thash) +#define ia64_get_cpuid IA64_INTRINSIC_API(get_cpuid) +#define ia64_get_pmd IA64_INTRINSIC_API(get_pmd) + + +/************************************************/ +/* Instructions paravirtualized for performance */ +/************************************************/ +#define ia64_ssm IA64_INTRINSIC_MACRO(ssm) +#define ia64_rsm IA64_INTRINSIC_MACRO(rsm) +#define ia64_getreg IA64_INTRINSIC_API(getreg) +#define ia64_setreg IA64_INTRINSIC_API(setreg) +#define ia64_set_rr IA64_INTRINSIC_API(set_rr) +#define ia64_get_rr IA64_INTRINSIC_API(get_rr) +#define ia64_ptcga IA64_INTRINSIC_API(ptcga) +#define ia64_get_psr_i IA64_INTRINSIC_API(get_psr_i) +#define ia64_intrin_local_irq_restore \ + IA64_INTRINSIC_API(intrin_local_irq_restore) +#define ia64_set_rr0_to_rr4 IA64_INTRINSIC_API(set_rr0_to_rr4) + +#endif /* !__ASSEMBLY__ */ + #endif /* _ASM_IA64_INTRINSICS_H */ |