diff options
Diffstat (limited to 'arch/mips/include/asm/sn/sn0/hub.h')
| -rw-r--r-- | arch/mips/include/asm/sn/sn0/hub.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/mips/include/asm/sn/sn0/hub.h b/arch/mips/include/asm/sn/sn0/hub.h index d78dd76d5dcf..c84adde36d41 100644 --- a/arch/mips/include/asm/sn/sn0/hub.h +++ b/arch/mips/include/asm/sn/sn0/hub.h @@ -37,4 +37,26 @@ #define UATTR_MSPEC 2 #define UATTR_UNCAC 3 +#ifdef __ASSEMBLY__ +/* + * Returns the local nasid into res. + */ + .macro GET_NASID_ASM res + dli \res, LOCAL_HUB_ADDR(NI_STATUS_REV_ID) + ld \res, (\res) + and \res, NSRI_NODEID_MASK + dsrl \res, NSRI_NODEID_SHFT + .endm +#else + +/* + * get_nasid() returns the physical node id number of the caller. + */ +static inline nasid_t get_nasid(void) +{ + return (nasid_t)((LOCAL_HUB_L(NI_STATUS_REV_ID) & NSRI_NODEID_MASK) + >> NSRI_NODEID_SHFT); +} +#endif + #endif /* _ASM_SN_SN0_HUB_H */ |