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| author | Matthew McClintock <msm@freescale.com> | 2010-06-29 09:42:26 (GMT) |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2010-07-09 01:28:27 (GMT) |
| commit | 66953ebef60ffe94650a735b445f1495d989c523 (patch) | |
| tree | 705ea34685f8c378381f8f5926d7bbf757ac3333 /arch/powerpc/sysdev/mpic.h | |
| parent | d10ac3734d07bee675384d22d06883b3c57b1524 (diff) | |
| download | linux-66953ebef60ffe94650a735b445f1495d989c523.tar.xz | |
powerpc/mpic: Add ability to reset a core via MPIC
We need the ability to reset cores for use with kexec/kdump for
SMP systems. Calling this function with the specific core you want
to reset will cause the CPU to spin in reset.
Signed-off-by: Matthew McClintock <msm@freescale.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/sysdev/mpic.h')
| -rw-r--r-- | arch/powerpc/sysdev/mpic.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/powerpc/sysdev/mpic.h b/arch/powerpc/sysdev/mpic.h index eff433c..e4a6df7 100644 --- a/arch/powerpc/sysdev/mpic.h +++ b/arch/powerpc/sysdev/mpic.h @@ -37,5 +37,6 @@ static inline int mpic_pasemi_msi_init(struct mpic *mpic) extern int mpic_set_irq_type(unsigned int virq, unsigned int flow_type); extern void mpic_set_vector(unsigned int virq, unsigned int vector); extern int mpic_set_affinity(unsigned int irq, const struct cpumask *cpumask); +extern void mpic_reset_core(int cpu); #endif /* _POWERPC_SYSDEV_MPIC_H */ |