x86: local.h fix checkpatch warnings
[linux-2.6/openmoko-kernel/knife-kernel.git] / include / asm-alpha / smp.h
blob286e1d844f635e53c1903ab452ef283be423d75e
1 #ifndef __ASM_SMP_H
2 #define __ASM_SMP_H
4 #include <linux/threads.h>
5 #include <linux/cpumask.h>
6 #include <linux/bitops.h>
7 #include <asm/pal.h>
9 /* HACK: Cabrio WHAMI return value is bogus if more than 8 bits used.. :-( */
11 static __inline__ unsigned char
12 __hard_smp_processor_id(void)
14 register unsigned char __r0 __asm__("$0");
15 __asm__ __volatile__(
16 "call_pal %1 #whami"
17 : "=r"(__r0)
18 :"i" (PAL_whami)
19 : "$1", "$22", "$23", "$24", "$25");
20 return __r0;
23 #ifdef CONFIG_SMP
25 #include <asm/irq.h>
27 struct cpuinfo_alpha {
28 unsigned long loops_per_jiffy;
29 unsigned long last_asn;
30 int need_new_asn;
31 int asn_lock;
32 unsigned long ipi_count;
33 unsigned long prof_multiplier;
34 unsigned long prof_counter;
35 unsigned char mcheck_expected;
36 unsigned char mcheck_taken;
37 unsigned char mcheck_extra;
38 } __attribute__((aligned(64)));
40 extern struct cpuinfo_alpha cpu_data[NR_CPUS];
42 #define PROC_CHANGE_PENALTY 20
44 #define hard_smp_processor_id() __hard_smp_processor_id()
45 #define raw_smp_processor_id() (current_thread_info()->cpu)
47 extern int smp_num_cpus;
48 #define cpu_possible_map cpu_present_map
50 int smp_call_function_on_cpu(void (*func) (void *info), void *info,int retry, int wait, cpumask_t cpu);
52 #else /* CONFIG_SMP */
54 #define hard_smp_processor_id() 0
55 #define smp_call_function_on_cpu(func,info,retry,wait,cpu) ({ 0; })
57 #endif /* CONFIG_SMP */
59 #define NO_PROC_ID (-1)
61 #endif