diff options
Diffstat (limited to 'include/asm-x86/paravirt.h')
-rw-r--r-- | include/asm-x86/paravirt.h | 37 |
1 files changed, 15 insertions, 22 deletions
diff --git a/include/asm-x86/paravirt.h b/include/asm-x86/paravirt.h index fbbde93f12d..cba612c89e0 100644 --- a/include/asm-x86/paravirt.h +++ b/include/asm-x86/paravirt.h @@ -1,5 +1,5 @@ -#ifndef __ASM_PARAVIRT_H -#define __ASM_PARAVIRT_H +#ifndef ASM_X86__PARAVIRT_H +#define ASM_X86__PARAVIRT_H /* Various instructions on x86 need to be replaced for * para-virtualization: those hooks are defined here. */ @@ -137,6 +137,7 @@ struct pv_cpu_ops { /* MSR, PMC and TSR operations. err = 0/-EFAULT. wrmsr returns 0/-EFAULT. */ + u64 (*read_msr_amd)(unsigned int msr, int *err); u64 (*read_msr)(unsigned int msr, int *err); int (*write_msr)(unsigned int msr, unsigned low, unsigned high); @@ -200,12 +201,6 @@ struct pv_irq_ops { struct pv_apic_ops { #ifdef CONFIG_X86_LOCAL_APIC - /* - * Direct APIC operations, principally for VMI. Ideally - * these shouldn't be in this interface. - */ - void (*apic_write)(unsigned long reg, u32 v); - u32 (*apic_read)(unsigned long reg); void (*setup_boot_clock)(void); void (*setup_secondary_clock)(void); @@ -726,6 +721,10 @@ static inline u64 paravirt_read_msr(unsigned msr, int *err) { return PVOP_CALL2(u64, pv_cpu_ops.read_msr, msr, err); } +static inline u64 paravirt_read_msr_amd(unsigned msr, int *err) +{ + return PVOP_CALL2(u64, pv_cpu_ops.read_msr_amd, msr, err); +} static inline int paravirt_write_msr(unsigned msr, unsigned low, unsigned high) { return PVOP_CALL3(int, pv_cpu_ops.write_msr, msr, low, high); @@ -771,6 +770,13 @@ static inline int rdmsrl_safe(unsigned msr, unsigned long long *p) *p = paravirt_read_msr(msr, &err); return err; } +static inline int rdmsrl_amd_safe(unsigned msr, unsigned long long *p) +{ + int err; + + *p = paravirt_read_msr_amd(msr, &err); + return err; +} static inline u64 paravirt_read_tsc(void) { @@ -898,19 +904,6 @@ static inline void slow_down_io(void) } #ifdef CONFIG_X86_LOCAL_APIC -/* - * Basic functions accessing APICs. - */ -static inline void apic_write(unsigned long reg, u32 v) -{ - PVOP_VCALL2(pv_apic_ops.apic_write, reg, v); -} - -static inline u32 apic_read(unsigned long reg) -{ - return PVOP_CALL1(unsigned long, pv_apic_ops.apic_read, reg); -} - static inline void setup_boot_clock(void) { PVOP_VCALL0(pv_apic_ops.setup_boot_clock); @@ -1634,4 +1627,4 @@ static inline unsigned long __raw_local_irq_save(void) #endif /* __ASSEMBLY__ */ #endif /* CONFIG_PARAVIRT */ -#endif /* __ASM_PARAVIRT_H */ +#endif /* ASM_X86__PARAVIRT_H */ |