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[pohmelfs.git] / include / asm-i386 / mach-es7000 / mach_wakecpu.h
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1 #ifndef __ASM_MACH_WAKECPU_H
2 #define __ASM_MACH_WAKECPU_H
4 /*
5 * This file copes with machines that wakeup secondary CPUs by the
6 * INIT, INIT, STARTUP sequence.
7 */
9 #ifdef CONFIG_ES7000_CLUSTERED_APIC
10 #define WAKE_SECONDARY_VIA_MIP
11 #else
12 #define WAKE_SECONDARY_VIA_INIT
13 #endif
15 #ifdef WAKE_SECONDARY_VIA_MIP
16 extern int es7000_start_cpu(int cpu, unsigned long eip);
17 static inline int
18 wakeup_secondary_cpu(int phys_apicid, unsigned long start_eip)
20 int boot_error = 0;
21 boot_error = es7000_start_cpu(phys_apicid, start_eip);
22 return boot_error;
24 #endif
26 #define TRAMPOLINE_LOW phys_to_virt(0x467)
27 #define TRAMPOLINE_HIGH phys_to_virt(0x469)
29 #define boot_cpu_apicid boot_cpu_physical_apicid
31 static inline void wait_for_init_deassert(atomic_t *deassert)
33 #ifdef WAKE_SECONDARY_VIA_INIT
34 while (!atomic_read(deassert));
35 #endif
36 return;
39 /* Nothing to do for most platforms, since cleared by the INIT cycle */
40 static inline void smp_callin_clear_local_apic(void)
44 static inline void store_NMI_vector(unsigned short *high, unsigned short *low)
48 static inline void restore_NMI_vector(unsigned short *high, unsigned short *low)
52 #if APIC_DEBUG
53 #define inquire_remote_apic(apicid) __inquire_remote_apic(apicid)
54 #else
55 #define inquire_remote_apic(apicid) {}
56 #endif
58 #endif /* __ASM_MACH_WAKECPU_H */