diff options
Diffstat (limited to 'arch/x86/include/asm/uv/uv_hub.h')
| -rw-r--r-- | arch/x86/include/asm/uv/uv_hub.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/x86/include/asm/uv/uv_hub.h b/arch/x86/include/asm/uv/uv_hub.h index 9f4dfba33b2..d3a98ea1062 100644 --- a/arch/x86/include/asm/uv/uv_hub.h +++ b/arch/x86/include/asm/uv/uv_hub.h @@ -11,11 +11,13 @@ #ifndef _ASM_X86_UV_UV_HUB_H #define _ASM_X86_UV_UV_HUB_H +#ifdef CONFIG_X86_64 #include <linux/numa.h> #include <linux/percpu.h> #include <linux/timer.h> #include <asm/types.h> #include <asm/percpu.h> +#include <asm/uv/uv_mmrs.h> /* @@ -397,6 +399,7 @@ static inline void uv_set_scir_bits(unsigned char value) uv_write_local_mmr8(uv_hub_info->scir.offset, value); } } + static inline void uv_set_cpu_scir_bits(int cpu, unsigned char value) { if (uv_cpu_hub_info(cpu)->scir.state != value) { @@ -405,4 +408,15 @@ static inline void uv_set_cpu_scir_bits(int cpu, unsigned char value) } } +static inline void uv_hub_send_ipi(int pnode, int apicid, int vector) +{ + unsigned long val; + + val = (1UL << UVH_IPI_INT_SEND_SHFT) | + ((apicid & 0x3f) << UVH_IPI_INT_APIC_ID_SHFT) | + (vector << UVH_IPI_INT_VECTOR_SHFT); + uv_write_global_mmr64(pnode, UVH_IPI_INT, val); +} + +#endif /* CONFIG_X86_64 */ #endif /* _ASM_X86_UV_UV_HUB_H */ |