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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 424 | giacomo | 1 | #ifndef __ASM_MACH_WAKECPU_H |
| 2 | #define __ASM_MACH_WAKECPU_H |
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| 3 | |||
| 4 | /* |
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| 5 | * This file copes with machines that wakeup secondary CPUs by the |
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| 6 | * INIT, INIT, STARTUP sequence. |
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| 7 | */ |
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| 8 | |||
| 9 | #ifdef CONFIG_ES7000_CLUSTERED_APIC |
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| 10 | #define WAKE_SECONDARY_VIA_MIP |
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| 11 | #else |
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| 12 | #define WAKE_SECONDARY_VIA_INIT |
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| 13 | #endif |
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| 14 | |||
| 15 | #ifdef WAKE_SECONDARY_VIA_MIP |
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| 16 | extern int es7000_start_cpu(int cpu, unsigned long eip); |
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| 17 | static inline int |
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| 18 | wakeup_secondary_cpu(int phys_apicid, unsigned long start_eip) |
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| 19 | { |
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| 20 | int boot_error = 0; |
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| 21 | boot_error = es7000_start_cpu(phys_apicid, start_eip); |
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| 22 | return boot_error; |
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| 23 | } |
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| 24 | #endif |
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| 25 | |||
| 26 | #define TRAMPOLINE_LOW phys_to_virt(0x467) |
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| 27 | #define TRAMPOLINE_HIGH phys_to_virt(0x469) |
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| 28 | |||
| 29 | #define boot_cpu_apicid boot_cpu_physical_apicid |
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| 30 | |||
| 31 | static inline void wait_for_init_deassert(atomic_t *deassert) |
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| 32 | { |
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| 33 | #ifdef WAKE_SECONDARY_VIA_INIT |
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| 34 | while (!atomic_read(deassert)); |
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| 35 | #endif |
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| 36 | return; |
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| 37 | } |
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| 38 | |||
| 39 | /* Nothing to do for most platforms, since cleared by the INIT cycle */ |
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| 40 | static inline void smp_callin_clear_local_apic(void) |
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| 41 | { |
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| 42 | } |
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| 43 | |||
| 44 | static inline void store_NMI_vector(unsigned short *high, unsigned short *low) |
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| 45 | { |
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| 46 | } |
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| 47 | |||
| 48 | static inline void restore_NMI_vector(unsigned short *high, unsigned short *low) |
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| 49 | { |
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| 50 | } |
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| 51 | |||
| 52 | #if APIC_DEBUG |
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| 53 | #define inquire_remote_apic(apicid) __inquire_remote_apic(apicid) |
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| 54 | #else |
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| 55 | #define inquire_remote_apic(apicid) {} |
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| 56 | #endif |
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| 57 | |||
| 58 | #endif /* __ASM_MACH_WAKECPU_H */ |