From 7d1859dcf5bef2fb974c8b0617bee6b085767807 Mon Sep 17 00:00:00 2001 From: Jayachandran C Date: Wed, 7 Jan 2015 16:58:31 +0530 Subject: [PATCH] MIPS: Netlogic: nlm_core_id for xlp9xx XLP9XX has 5 bits that specify the core in the EBASE register. XLP5XX case added as well for completeness. Signed-off-by: Jayachandran C Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/8890/ Signed-off-by: Ralf Baechle --- arch/mips/include/asm/netlogic/mips-extns.h | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/arch/mips/include/asm/netlogic/mips-extns.h b/arch/mips/include/asm/netlogic/mips-extns.h index 06f1f75bfa9b..788baf399e69 100644 --- a/arch/mips/include/asm/netlogic/mips-extns.h +++ b/arch/mips/include/asm/netlogic/mips-extns.h @@ -157,7 +157,13 @@ static inline int nlm_nodeid(void) static inline unsigned int nlm_core_id(void) { - return (read_c0_ebase() & 0x1c) >> 2; + uint32_t prid = read_c0_prid() & PRID_IMP_MASK; + + if ((prid == PRID_IMP_NETLOGIC_XLP9XX) || + (prid == PRID_IMP_NETLOGIC_XLP5XX)) + return (read_c0_ebase() & 0x7c) >> 2; + else + return (read_c0_ebase() & 0x1c) >> 2; } static inline unsigned int nlm_thread_id(void) -- 2.20.1