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Add a prefetch abort handler

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This patch adds a prefetch abort handler similar to the data abort one
and renames the latter for consistency. Initial implementation by Paul
Brook with some renaming by Catalin Marinas.

Signed-off-by: Paul Brook <paul@codesourcery.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
This commit is contained in:
Paul Brook
2008-04-18 22:43:07 +01:00
committed by Catalin Marinas
parent d7f864be83
commit 48d7927bdf
22 changed files with 137 additions and 40 deletions
Download Patch File Download Diff File Expand all files Collapse all files

23
arch/arm/mm/Kconfig
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@@ -18,6 +18,7 @@ config CPU_ARM610
select CPU_CP15_MMU
select CPU_COPY_V3 if MMU
select CPU_TLB_V3 if MMU
select CPU_PABRT_NOIFAR
help
The ARM610 is the successor to the ARM3 processor
and was produced by VLSI Technology Inc.
@@ -49,6 +50,7 @@ config CPU_ARM710
select CPU_CP15_MMU
select CPU_COPY_V3 if MMU
select CPU_TLB_V3 if MMU
select CPU_PABRT_NOIFAR
help
A 32-bit RISC microprocessor based on the ARM7 processor core
designed by Advanced RISC Machines Ltd. The ARM710 is the
@@ -64,6 +66,7 @@ config CPU_ARM720T
default y if ARCH_CLPS711X || ARCH_L7200 || ARCH_CDB89712 || ARCH_H720X
select CPU_32v4T
select CPU_ABRT_LV4T
select CPU_PABRT_NOIFAR
select CPU_CACHE_V4
select CPU_CACHE_VIVT
select CPU_CP15_MMU
@@ -113,6 +116,7 @@ config CPU_ARM920T
default y if CPU_S3C2410 || CPU_S3C2440 || CPU_S3C2442 || ARCH_AT91RM9200
select CPU_32v4T
select CPU_ABRT_EV4T
select CPU_PABRT_NOIFAR
select CPU_CACHE_V4WT
select CPU_CACHE_VIVT
select CPU_CP15_MMU
@@ -135,6 +139,7 @@ config CPU_ARM922T
default y if ARCH_LH7A40X || ARCH_KS8695
select CPU_32v4T
select CPU_ABRT_EV4T
select CPU_PABRT_NOIFAR
select CPU_CACHE_V4WT
select CPU_CACHE_VIVT
select CPU_CP15_MMU
@@ -155,6 +160,7 @@ config CPU_ARM925T
default y if ARCH_OMAP15XX
select CPU_32v4T
select CPU_ABRT_EV4T
select CPU_PABRT_NOIFAR
select CPU_CACHE_V4WT
select CPU_CACHE_VIVT
select CPU_CP15_MMU
@@ -175,6 +181,7 @@ config CPU_ARM926T
default y if ARCH_VERSATILE_PB || MACH_VERSATILE_AB || ARCH_OMAP730 || ARCH_OMAP16XX || ARCH_PNX4008 || ARCH_NETX || CPU_S3C2412 || ARCH_AT91SAM9260 || ARCH_AT91SAM9261 || ARCH_AT91SAM9263 || ARCH_AT91SAM9RL || ARCH_AT91CAP9 || ARCH_NS9XXX || ARCH_DAVINCI
select CPU_32v5
select CPU_ABRT_EV5TJ
select CPU_PABRT_NOIFAR
select CPU_CACHE_VIVT
select CPU_CP15_MMU
select CPU_COPY_V4WB if MMU
@@ -226,6 +233,7 @@ config CPU_ARM1020
depends on ARCH_INTEGRATOR
select CPU_32v5
select CPU_ABRT_EV4T
select CPU_PABRT_NOIFAR
select CPU_CACHE_V4WT
select CPU_CACHE_VIVT
select CPU_CP15_MMU
@@ -244,6 +252,7 @@ config CPU_ARM1020E
depends on ARCH_INTEGRATOR
select CPU_32v5
select CPU_ABRT_EV4T
select CPU_PABRT_NOIFAR
select CPU_CACHE_V4WT
select CPU_CACHE_VIVT
select CPU_CP15_MMU
@@ -257,6 +266,7 @@ config CPU_ARM1022
depends on ARCH_INTEGRATOR
select CPU_32v5
select CPU_ABRT_EV4T
select CPU_PABRT_NOIFAR
select CPU_CACHE_VIVT
select CPU_CP15_MMU
select CPU_COPY_V4WB if MMU # can probably do better
@@ -275,6 +285,7 @@ config CPU_ARM1026
depends on ARCH_INTEGRATOR
select CPU_32v5
select CPU_ABRT_EV5T # But need Jazelle, but EV5TJ ignores bit 10
select CPU_PABRT_NOIFAR
select CPU_CACHE_VIVT
select CPU_CP15_MMU
select CPU_COPY_V4WB if MMU # can probably do better
@@ -293,6 +304,7 @@ config CPU_SA110
select CPU_32v3 if ARCH_RPC
select CPU_32v4 if !ARCH_RPC
select CPU_ABRT_EV4
select CPU_PABRT_NOIFAR
select CPU_CACHE_V4WB
select CPU_CACHE_VIVT
select CPU_CP15_MMU
@@ -314,6 +326,7 @@ config CPU_SA1100
default y
select CPU_32v4
select CPU_ABRT_EV4
select CPU_PABRT_NOIFAR
select CPU_CACHE_V4WB
select CPU_CACHE_VIVT
select CPU_CP15_MMU
@@ -326,6 +339,7 @@ config CPU_XSCALE
default y
select CPU_32v5
select CPU_ABRT_EV5T
select CPU_PABRT_NOIFAR
select CPU_CACHE_VIVT
select CPU_CP15_MMU
select CPU_TLB_V4WBI if MMU
@@ -349,6 +363,7 @@ config CPU_FEROCEON
default y
select CPU_32v5
select CPU_ABRT_EV5T
select CPU_PABRT_NOIFAR
select CPU_CACHE_VIVT
select CPU_CP15_MMU
select CPU_COPY_V4WB if MMU
@@ -371,6 +386,7 @@ config CPU_V6
default y if ARCH_MSM7X00A
select CPU_32v6
select CPU_ABRT_EV6
select CPU_PABRT_NOIFAR
select CPU_CACHE_V6
select CPU_CACHE_VIPT
select CPU_CP15_MMU
@@ -397,6 +413,7 @@ config CPU_V7
select CPU_32v6K
select CPU_32v7
select CPU_ABRT_EV7
select CPU_PABRT_IFAR
select CPU_CACHE_V7
select CPU_CACHE_VIPT
select CPU_CP15_MMU
@@ -458,6 +475,12 @@ config CPU_ABRT_EV6
config CPU_ABRT_EV7
bool
config CPU_PABRT_IFAR
bool
config CPU_PABRT_NOIFAR
bool
# The cache model
config CPU_CACHE_V3
bool

1
arch/arm/mm/proc-arm1020.S
View File

@@ -478,6 +478,7 @@ arm1020_processor_functions:
.word cpu_arm1020_dcache_clean_area
.word cpu_arm1020_switch_mm
.word cpu_arm1020_set_pte_ext
.word pabort_noifar
.size arm1020_processor_functions, . - arm1020_processor_functions
.section ".rodata"

1
arch/arm/mm/proc-arm1020e.S
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@@ -459,6 +459,7 @@ arm1020e_processor_functions:
.word cpu_arm1020e_dcache_clean_area
.word cpu_arm1020e_switch_mm
.word cpu_arm1020e_set_pte_ext
.word pabort_noifar
.size arm1020e_processor_functions, . - arm1020e_processor_functions
.section ".rodata"

1
arch/arm/mm/proc-arm1022.S
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@@ -442,6 +442,7 @@ arm1022_processor_functions:
.word cpu_arm1022_dcache_clean_area
.word cpu_arm1022_switch_mm
.word cpu_arm1022_set_pte_ext
.word pabort_noifar
.size arm1022_processor_functions, . - arm1022_processor_functions
.section ".rodata"

1
arch/arm/mm/proc-arm1026.S
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@@ -437,6 +437,7 @@ arm1026_processor_functions:
.word cpu_arm1026_dcache_clean_area
.word cpu_arm1026_switch_mm
.word cpu_arm1026_set_pte_ext
.word pabort_noifar
.size arm1026_processor_functions, . - arm1026_processor_functions
.section .rodata

2
arch/arm/mm/proc-arm6_7.S
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@@ -300,6 +300,7 @@ ENTRY(arm6_processor_functions)
.word cpu_arm6_dcache_clean_area
.word cpu_arm6_switch_mm
.word cpu_arm6_set_pte_ext
.word pabort_noifar
.size arm6_processor_functions, . - arm6_processor_functions
/*
@@ -316,6 +317,7 @@ ENTRY(arm7_processor_functions)
.word cpu_arm7_dcache_clean_area
.word cpu_arm7_switch_mm
.word cpu_arm7_set_pte_ext
.word pabort_noifar
.size arm7_processor_functions, . - arm7_processor_functions
.section ".rodata"

1
arch/arm/mm/proc-arm720.S
View File

@@ -205,6 +205,7 @@ ENTRY(arm720_processor_functions)
.word cpu_arm720_dcache_clean_area
.word cpu_arm720_switch_mm
.word cpu_arm720_set_pte_ext
.word pabort_noifar
.size arm720_processor_functions, . - arm720_processor_functions
.section ".rodata"

1
arch/arm/mm/proc-arm920.S
View File

@@ -424,6 +424,7 @@ arm920_processor_functions:
.word cpu_arm920_dcache_clean_area
.word cpu_arm920_switch_mm
.word cpu_arm920_set_pte_ext
.word pabort_noifar
.size arm920_processor_functions, . - arm920_processor_functions
.section ".rodata"

1
arch/arm/mm/proc-arm922.S
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@@ -428,6 +428,7 @@ arm922_processor_functions:
.word cpu_arm922_dcache_clean_area
.word cpu_arm922_switch_mm
.word cpu_arm922_set_pte_ext
.word pabort_noifar
.size arm922_processor_functions, . - arm922_processor_functions
.section ".rodata"

1
arch/arm/mm/proc-arm925.S
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@@ -491,6 +491,7 @@ arm925_processor_functions:
.word cpu_arm925_dcache_clean_area
.word cpu_arm925_switch_mm
.word cpu_arm925_set_pte_ext
.word pabort_noifar
.size arm925_processor_functions, . - arm925_processor_functions
.section ".rodata"

1
arch/arm/mm/proc-arm926.S
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@@ -444,6 +444,7 @@ arm926_processor_functions:
.word cpu_arm926_dcache_clean_area
.word cpu_arm926_switch_mm
.word cpu_arm926_set_pte_ext
.word pabort_noifar
.size arm926_processor_functions, . - arm926_processor_functions
.section ".rodata"

1
arch/arm/mm/proc-feroceon.S
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@@ -430,6 +430,7 @@ feroceon_processor_functions:
.word cpu_feroceon_dcache_clean_area
.word cpu_feroceon_switch_mm
.word cpu_feroceon_set_pte_ext
.word pabort_noifar
.size feroceon_processor_functions, . - feroceon_processor_functions
.section ".rodata"

1
arch/arm/mm/proc-sa110.S
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@@ -223,6 +223,7 @@ ENTRY(sa110_processor_functions)
.word cpu_sa110_dcache_clean_area
.word cpu_sa110_switch_mm
.word cpu_sa110_set_pte_ext
.word pabort_noifar
.size sa110_processor_functions, . - sa110_processor_functions
.section ".rodata"

1
arch/arm/mm/proc-sa1100.S
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@@ -238,6 +238,7 @@ ENTRY(sa1100_processor_functions)
.word cpu_sa1100_dcache_clean_area
.word cpu_sa1100_switch_mm
.word cpu_sa1100_set_pte_ext
.word pabort_noifar
.size sa1100_processor_functions, . - sa1100_processor_functions
.section ".rodata"

1
arch/arm/mm/proc-v6.S
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@@ -240,6 +240,7 @@ ENTRY(v6_processor_functions)
.word cpu_v6_dcache_clean_area
.word cpu_v6_switch_mm
.word cpu_v6_set_pte_ext
.word pabort_noifar
.size v6_processor_functions, . - v6_processor_functions
.type cpu_arch_name, #object

1
arch/arm/mm/proc-v7.S
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@@ -212,6 +212,7 @@ ENTRY(v7_processor_functions)
.word cpu_v7_dcache_clean_area
.word cpu_v7_switch_mm
.word cpu_v7_set_pte_ext
.word pabort_ifar
.size v7_processor_functions, . - v7_processor_functions
.type cpu_arch_name, #object

1
arch/arm/mm/proc-xscale.S
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@@ -534,6 +534,7 @@ ENTRY(xscale_processor_functions)
.word cpu_xscale_dcache_clean_area
.word cpu_xscale_switch_mm
.word cpu_xscale_set_pte_ext
.word pabort_noifar
.size xscale_processor_functions, . - xscale_processor_functions
.section ".rodata"