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Differential D34797 Diff 104915 sys/amd64/include/cpufunc.h

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sys/amd64/include/cpufunc.h

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#define readl(va) (*(volatile uint32_t *) (va)) #define readl(va) (*(volatile uint32_t *) (va))
#define readq(va) (*(volatile uint64_t *) (va)) #define readq(va) (*(volatile uint64_t *) (va))
#define writeb(va, d) (*(volatile uint8_t *) (va) = (d)) #define writeb(va, d) (*(volatile uint8_t *) (va) = (d))
#define writew(va, d) (*(volatile uint16_t *) (va) = (d)) #define writew(va, d) (*(volatile uint16_t *) (va) = (d))
#define writel(va, d) (*(volatile uint32_t *) (va) = (d)) #define writel(va, d) (*(volatile uint32_t *) (va) = (d))
#define writeq(va, d) (*(volatile uint64_t *) (va) = (d)) #define writeq(va, d) (*(volatile uint64_t *) (va) = (d))
#if defined(__GNUCLIKE_ASM) && defined(__CC_SUPPORTS___INLINE) #if defined(__CC_SUPPORTS___INLINE)
static __inline void static __inline void
breakpoint(void) breakpoint(void)
{ {
__asm __volatile("int $3"); __asm __volatile("int $3");
} }
#define bsfl(mask) __builtin_ctz(mask) #define bsfl(mask) __builtin_ctz(mask)
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static __inline int static __inline int
sgx_eremove(void *epc) sgx_eremove(void *epc)
{ {
return (sgx_encls(SGX_EREMOVE, 0, (uint64_t)epc, 0)); return (sgx_encls(SGX_EREMOVE, 0, (uint64_t)epc, 0));
} }
#else /* !(__GNUCLIKE_ASM && __CC_SUPPORTS___INLINE) */ #else /* !__CC_SUPPORTS___INLINE */
int breakpoint(void); int breakpoint(void);
u_int bsfl(u_int mask); u_int bsfl(u_int mask);
u_int bsrl(u_int mask); u_int bsrl(u_int mask);
void clflush(u_long addr); void clflush(u_long addr);
void clts(void); void clts(void);
void cpuid_count(u_int ax, u_int cx, u_int *p); void cpuid_count(u_int ax, u_int cx, u_int *p);
void disable_intr(void); void disable_intr(void);
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uint64_t rdtsc(void); uint64_t rdtsc(void);
u_long read_rflags(void); u_long read_rflags(void);
u_int rfs(void); u_int rfs(void);
u_int rgs(void); u_int rgs(void);
void wbinvd(void); void wbinvd(void);
void write_rflags(u_int rf); void write_rflags(u_int rf);
void wrmsr(u_int msr, uint64_t newval); void wrmsr(u_int msr, uint64_t newval);
#endif /* __GNUCLIKE_ASM && __CC_SUPPORTS___INLINE */ #endif /* __CC_SUPPORTS___INLINE */
void reset_dbregs(void); void reset_dbregs(void);
#ifdef _KERNEL #ifdef _KERNEL
int rdmsr_safe(u_int msr, uint64_t *val); int rdmsr_safe(u_int msr, uint64_t *val);
int wrmsr_safe(u_int msr, uint64_t newval); int wrmsr_safe(u_int msr, uint64_t newval);
#endif #endif
#endif /* !_MACHINE_CPUFUNC_H_ */ #endif /* !_MACHINE_CPUFUNC_H_ */