diff options
Diffstat (limited to 'include/asm-x86/processor.h')
| -rw-r--r-- | include/asm-x86/processor.h | 73 |
1 files changed, 38 insertions, 35 deletions
diff --git a/include/asm-x86/processor.h b/include/asm-x86/processor.h index b0dece41dbc..6e26c7c717a 100644 --- a/include/asm-x86/processor.h +++ b/include/asm-x86/processor.h @@ -175,12 +175,12 @@ static inline void native_cpuid(unsigned int *eax, unsigned int *ebx, unsigned int *ecx, unsigned int *edx) { /* ecx is often an input as well as an output. */ - __asm__("cpuid" - : "=a" (*eax), - "=b" (*ebx), - "=c" (*ecx), - "=d" (*edx) - : "0" (*eax), "2" (*ecx)); + asm("cpuid" + : "=a" (*eax), + "=b" (*ebx), + "=c" (*ecx), + "=d" (*edx) + : "0" (*eax), "2" (*ecx)); } static inline void load_cr3(pgd_t *pgdir) @@ -427,17 +427,23 @@ static inline unsigned long native_get_debugreg(int regno) switch (regno) { case 0: - asm("mov %%db0, %0" :"=r" (val)); break; + asm("mov %%db0, %0" :"=r" (val)); + break; case 1: - asm("mov %%db1, %0" :"=r" (val)); break; + asm("mov %%db1, %0" :"=r" (val)); + break; case 2: - asm("mov %%db2, %0" :"=r" (val)); break; + asm("mov %%db2, %0" :"=r" (val)); + break; case 3: - asm("mov %%db3, %0" :"=r" (val)); break; + asm("mov %%db3, %0" :"=r" (val)); + break; case 6: - asm("mov %%db6, %0" :"=r" (val)); break; + asm("mov %%db6, %0" :"=r" (val)); + break; case 7: - asm("mov %%db7, %0" :"=r" (val)); break; + asm("mov %%db7, %0" :"=r" (val)); + break; default: BUG(); } @@ -478,14 +484,14 @@ static inline void native_set_iopl_mask(unsigned mask) #ifdef CONFIG_X86_32 unsigned int reg; - __asm__ __volatile__ ("pushfl;" - "popl %0;" - "andl %1, %0;" - "orl %2, %0;" - "pushl %0;" - "popfl" - : "=&r" (reg) - : "i" (~X86_EFLAGS_IOPL), "r" (mask)); + asm volatile ("pushfl;" + "popl %0;" + "andl %1, %0;" + "orl %2, %0;" + "pushl %0;" + "popfl" + : "=&r" (reg) + : "i" (~X86_EFLAGS_IOPL), "r" (mask)); #endif } @@ -523,8 +529,8 @@ static inline void native_swapgs(void) #define set_debugreg(value, register) \ native_set_debugreg(register, value) -static inline void -load_sp0(struct tss_struct *tss, struct thread_struct *thread) +static inline void load_sp0(struct tss_struct *tss, + struct thread_struct *thread) { native_load_sp0(tss, thread); } @@ -680,7 +686,7 @@ static inline unsigned int cpuid_edx(unsigned int op) /* REP NOP (PAUSE) is a good thing to insert into busy-wait loops. */ static inline void rep_nop(void) { - __asm__ __volatile__("rep; nop" ::: "memory"); + asm volatile("rep; nop" ::: "memory"); } static inline void cpu_relax(void) @@ -694,32 +700,29 @@ static inline void sync_core(void) int tmp; asm volatile("cpuid" : "=a" (tmp) : "0" (1) - : "ebx", "ecx", "edx", "memory"); + : "ebx", "ecx", "edx", "memory"); } -static inline void -__monitor(const void *eax, unsigned long ecx, unsigned long edx) +static inline void __monitor(const void *eax, unsigned long ecx, + unsigned long edx) { /* "monitor %eax, %ecx, %edx;" */ - asm volatile( - ".byte 0x0f, 0x01, 0xc8;" - :: "a" (eax), "c" (ecx), "d"(edx)); + asm volatile(".byte 0x0f, 0x01, 0xc8;" + :: "a" (eax), "c" (ecx), "d"(edx)); } static inline void __mwait(unsigned long eax, unsigned long ecx) { /* "mwait %eax, %ecx;" */ - asm volatile( - ".byte 0x0f, 0x01, 0xc9;" - :: "a" (eax), "c" (ecx)); + asm volatile(".byte 0x0f, 0x01, 0xc9;" + :: "a" (eax), "c" (ecx)); } static inline void __sti_mwait(unsigned long eax, unsigned long ecx) { /* "mwait %eax, %ecx;" */ - asm volatile( - "sti; .byte 0x0f, 0x01, 0xc9;" - :: "a" (eax), "c" (ecx)); + asm volatile("sti; .byte 0x0f, 0x01, 0xc9;" + :: "a" (eax), "c" (ecx)); } extern void mwait_idle_with_hints(unsigned long eax, unsigned long ecx); |