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authorDavid Daney <ddaney@caviumnetworks.com>2008-12-12 00:33:22 +0100
committerRalf Baechle <ralf@linux-mips.org>2009-01-11 10:57:21 +0100
commitbd6d85c21a5adf24567fdb235aa8e7c8c95d5847 (patch)
tree873767fba58ccbc1b4ae55aa8f16ef4b8ec5c246 /arch
parentMIPS: Add Cavium OCTEON processor support files to arch/mips/cavium-octeon. (diff)
downloadlinux-bd6d85c21a5adf24567fdb235aa8e7c8c95d5847.tar.xz
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MIPS: For Cavium OCTEON handle hazards as per the R10000 handling.
For Cavium CPU, we treat the same as R10000, in that all hazards are dealt with in hardware. Signed-off-by: Tomaso Paoletti <tpaoletti@caviumnetworks.com> Signed-off-by: Paul Gortmaker <Paul.Gortmaker@windriver.com> Signed-off-by: David Daney <ddaney@caviumnetworks.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/mips/include/asm/hazards.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/mips/include/asm/hazards.h b/arch/mips/include/asm/hazards.h
index 2de638f84c86..43baed16a109 100644
--- a/arch/mips/include/asm/hazards.h
+++ b/arch/mips/include/asm/hazards.h
@@ -42,7 +42,7 @@ ASMMACRO(_ehb,
/*
* TLB hazards
*/
-#if defined(CONFIG_CPU_MIPSR2)
+#if defined(CONFIG_CPU_MIPSR2) && !defined(CONFIG_CPU_CAVIUM_OCTEON)
/*
* MIPSR2 defines ehb for hazard avoidance
@@ -138,7 +138,7 @@ do { \
__instruction_hazard(); \
} while (0)
-#elif defined(CONFIG_CPU_R10000)
+#elif defined(CONFIG_CPU_R10000) || defined(CONFIG_CPU_CAVIUM_OCTEON)
/*
* R10000 rocks - all hazards handled in hardware, so this becomes a nobrainer.