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| author | Jayachandran C <jchandra@broadcom.com> | 2015-01-07 14:28:31 +0300 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2015-04-01 18:21:51 +0300 |
| commit | 7d1859dcf5bef2fb974c8b0617bee6b085767807 (patch) | |
| tree | d4107f06f55e663b193f0dcfdb7dd551f5217310 | |
| parent | c2736525465a5d6fe1456da8cc2bc701f9128682 (diff) | |
| download | linux-7d1859dcf5bef2fb974c8b0617bee6b085767807.tar.xz | |
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>
| -rw-r--r-- | arch/mips/include/asm/netlogic/mips-extns.h | 8 |
1 files changed, 7 insertions, 1 deletions
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) |