diff options
author | David Daney <ddaney@caviumnetworks.com> | 2008-12-11 18:33:22 -0500 |
---|---|---|
committer | Ralf Baechle <ralf@linux-mips.org> | 2009-01-11 04:57:21 -0500 |
commit | bd6d85c21a5adf24567fdb235aa8e7c8c95d5847 (patch) | |
tree | 873767fba58ccbc1b4ae55aa8f16ef4b8ec5c246 /arch | |
parent | 5b3b16880f404ca54126210ca86141cceeafc0cf (diff) |
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.h | 4 |
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, | |||
42 | /* | 42 | /* |
43 | * TLB hazards | 43 | * TLB hazards |
44 | */ | 44 | */ |
45 | #if defined(CONFIG_CPU_MIPSR2) | 45 | #if defined(CONFIG_CPU_MIPSR2) && !defined(CONFIG_CPU_CAVIUM_OCTEON) |
46 | 46 | ||
47 | /* | 47 | /* |
48 | * MIPSR2 defines ehb for hazard avoidance | 48 | * MIPSR2 defines ehb for hazard avoidance |
@@ -138,7 +138,7 @@ do { \ | |||
138 | __instruction_hazard(); \ | 138 | __instruction_hazard(); \ |
139 | } while (0) | 139 | } while (0) |
140 | 140 | ||
141 | #elif defined(CONFIG_CPU_R10000) | 141 | #elif defined(CONFIG_CPU_R10000) || defined(CONFIG_CPU_CAVIUM_OCTEON) |
142 | 142 | ||
143 | /* | 143 | /* |
144 | * R10000 rocks - all hazards handled in hardware, so this becomes a nobrainer. | 144 | * R10000 rocks - all hazards handled in hardware, so this becomes a nobrainer. |