diff options
Diffstat (limited to 'arch/x86/include/asm/numaq/wakecpu.h')
-rw-r--r-- | arch/x86/include/asm/numaq/wakecpu.h | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/arch/x86/include/asm/numaq/wakecpu.h b/arch/x86/include/asm/numaq/wakecpu.h index c577bda5b1c5..6f499df8eddb 100644 --- a/arch/x86/include/asm/numaq/wakecpu.h +++ b/arch/x86/include/asm/numaq/wakecpu.h | |||
@@ -3,12 +3,8 @@ | |||
3 | 3 | ||
4 | /* This file copes with machines that wakeup secondary CPUs by NMIs */ | 4 | /* This file copes with machines that wakeup secondary CPUs by NMIs */ |
5 | 5 | ||
6 | #define WAKE_SECONDARY_VIA_NMI | 6 | #define TRAMPOLINE_PHYS_LOW (0x8) |
7 | 7 | #define TRAMPOLINE_PHYS_HIGH (0xa) | |
8 | #define TRAMPOLINE_LOW phys_to_virt(0x8) | ||
9 | #define TRAMPOLINE_HIGH phys_to_virt(0xa) | ||
10 | |||
11 | #define boot_cpu_apicid boot_cpu_logical_apicid | ||
12 | 8 | ||
13 | /* We don't do anything here because we use NMI's to boot instead */ | 9 | /* We don't do anything here because we use NMI's to boot instead */ |
14 | static inline void wait_for_init_deassert(atomic_t *deassert) | 10 | static inline void wait_for_init_deassert(atomic_t *deassert) |
@@ -27,17 +23,23 @@ static inline void smp_callin_clear_local_apic(void) | |||
27 | static inline void store_NMI_vector(unsigned short *high, unsigned short *low) | 23 | static inline void store_NMI_vector(unsigned short *high, unsigned short *low) |
28 | { | 24 | { |
29 | printk("Storing NMI vector\n"); | 25 | printk("Storing NMI vector\n"); |
30 | *high = *((volatile unsigned short *) TRAMPOLINE_HIGH); | 26 | *high = |
31 | *low = *((volatile unsigned short *) TRAMPOLINE_LOW); | 27 | *((volatile unsigned short *)phys_to_virt(TRAMPOLINE_PHYS_HIGH)); |
28 | *low = | ||
29 | *((volatile unsigned short *)phys_to_virt(TRAMPOLINE_PHYS_LOW)); | ||
32 | } | 30 | } |
33 | 31 | ||
34 | static inline void restore_NMI_vector(unsigned short *high, unsigned short *low) | 32 | static inline void restore_NMI_vector(unsigned short *high, unsigned short *low) |
35 | { | 33 | { |
36 | printk("Restoring NMI vector\n"); | 34 | printk("Restoring NMI vector\n"); |
37 | *((volatile unsigned short *) TRAMPOLINE_HIGH) = *high; | 35 | *((volatile unsigned short *)phys_to_virt(TRAMPOLINE_PHYS_HIGH)) = |
38 | *((volatile unsigned short *) TRAMPOLINE_LOW) = *low; | 36 | *high; |
37 | *((volatile unsigned short *)phys_to_virt(TRAMPOLINE_PHYS_LOW)) = | ||
38 | *low; | ||
39 | } | 39 | } |
40 | 40 | ||
41 | #define inquire_remote_apic(apicid) {} | 41 | static inline void inquire_remote_apic(int apicid) |
42 | { | ||
43 | } | ||
42 | 44 | ||
43 | #endif /* __ASM_NUMAQ_WAKECPU_H */ | 45 | #endif /* __ASM_NUMAQ_WAKECPU_H */ |