Commit 7d1859dc authored Jan 07, 2015 by Jayachandran C Committed by Ralf Baechle Apr 01, 2015

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 <jchandra@broadcom.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/8890/


Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

parent c2736525

arch/mips/include/asm/netlogic/mips-extns.h

+7 −1

Original line number	Diff line number	Diff line
		@@ -157,6 +157,12 @@ static inline int nlm_nodeid(void)

		static inline unsigned int nlm_core_id(void)
		{
		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;
		}