diff options
| author | Ralf Baechle <ralf@linux-mips.org> | 2007-08-06 16:35:23 +0100 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2007-08-27 02:16:55 +0100 |
| commit | fe56b954eadefb8b93b7d6b9244af38a352c8799 (patch) | |
| tree | 9a39ce014e6e3e05534535ef872732f857a030d1 | |
| parent | 45a98eb2b775caa3d6113cb7a5c2ff4361e09c91 (diff) | |
[MIPS] SMTC: Move MIPS_CPU_IPI_IRQ definition into header.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
| -rw-r--r-- | arch/mips/kernel/smtc.c | 2 | ||||
| -rw-r--r-- | include/asm-mips/smtc.h | 10 |
2 files changed, 10 insertions, 2 deletions
diff --git a/arch/mips/kernel/smtc.c b/arch/mips/kernel/smtc.c index 16aa5d37117..43826c16101 100644 --- a/arch/mips/kernel/smtc.c +++ b/arch/mips/kernel/smtc.c @@ -28,8 +28,6 @@ * This file should be built into the kernel only if CONFIG_MIPS_MT_SMTC is set. */ -#define MIPS_CPU_IPI_IRQ 1 - #define LOCK_MT_PRA() \ local_irq_save(flags); \ mtflags = dmt() diff --git a/include/asm-mips/smtc.h b/include/asm-mips/smtc.h index 44dfa4adecf..ff3e8936b49 100644 --- a/include/asm-mips/smtc.h +++ b/include/asm-mips/smtc.h @@ -55,4 +55,14 @@ extern void smtc_boot_secondary(int cpu, struct task_struct *t); #define PARKED_INDEX ((unsigned int)0x80000000) +/* + * Define low-level interrupt mask for IPIs, if necessary. + * By default, use SW interrupt 1, which requires no external + * hardware support, but which works only for single-core + * MIPS MT systems. + */ +#ifndef MIPS_CPU_IPI_IRQ +#define MIPS_CPU_IPI_IRQ 1 +#endif + #endif /* _ASM_SMTC_MT_H */ |