diff options
author | Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-07 13:32:21 -0800 |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-07 13:32:21 -0800 |
commit | 89de09a9ba9ce293228b1f1aa3c68b5af33a70ce (patch) | |
tree | a322cc361f13dade2aa84ace8c9278d86e459640 /include/asm-arm/arch-realview/smp.h | |
parent | dad2ad82c5f058367df79de022bd12d36afcd065 (diff) | |
parent | f6db449ca312d33045907337b68de1f647cf0730 (diff) |
Merge master.kernel.org:/home/rmk/linux-2.6-arm
Diffstat (limited to 'include/asm-arm/arch-realview/smp.h')
-rw-r--r-- | include/asm-arm/arch-realview/smp.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/include/asm-arm/arch-realview/smp.h b/include/asm-arm/arch-realview/smp.h new file mode 100644 index 00000000000..fc87783e8e8 --- /dev/null +++ b/include/asm-arm/arch-realview/smp.h @@ -0,0 +1,31 @@ +#ifndef ASMARM_ARCH_SMP_H +#define ASMARM_ARCH_SMP_H + +#include <linux/config.h> + +#include <asm/hardware/gic.h> + +#define hard_smp_processor_id() \ + ({ \ + unsigned int cpunum; \ + __asm__("mrc p15, 0, %0, c0, c0, 5" \ + : "=r" (cpunum)); \ + cpunum &= 0x0F; \ + }) + +/* + * We use IRQ1 as the IPI + */ +static inline void smp_cross_call(cpumask_t callmap) +{ + gic_raise_softirq(callmap, 1); +} + +/* + * Do nothing on MPcore. + */ +static inline void smp_cross_call_done(cpumask_t callmap) +{ +} + +#endif |