aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/mm
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mm')
-rw-r--r--arch/arm/mm/Kconfig42
-rw-r--r--arch/arm/mm/init.c2
-rw-r--r--arch/arm/mm/proc-arm1020.S1
-rw-r--r--arch/arm/mm/proc-arm1020e.S1
-rw-r--r--arch/arm/mm/proc-arm1022.S1
-rw-r--r--arch/arm/mm/proc-arm1026.S1
-rw-r--r--arch/arm/mm/proc-arm6_7.S2
-rw-r--r--arch/arm/mm/proc-arm720.S1
-rw-r--r--arch/arm/mm/proc-arm920.S1
-rw-r--r--arch/arm/mm/proc-arm922.S1
-rw-r--r--arch/arm/mm/proc-arm925.S1
-rw-r--r--arch/arm/mm/proc-arm926.S1
-rw-r--r--arch/arm/mm/proc-feroceon.S1
-rw-r--r--arch/arm/mm/proc-sa110.S1
-rw-r--r--arch/arm/mm/proc-sa1100.S1
-rw-r--r--arch/arm/mm/proc-v6.S15
-rw-r--r--arch/arm/mm/proc-v7.S1
-rw-r--r--arch/arm/mm/proc-xscale.S1
18 files changed, 55 insertions, 20 deletions
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 76348f060f2..746cbb7c8e9 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -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
@@ -345,10 +359,11 @@ config CPU_XSC3
# Feroceon
config CPU_FEROCEON
bool
- depends on ARCH_ORION
+ depends on ARCH_ORION5X
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
@@ -366,11 +381,12 @@ config CPU_FEROCEON_OLD_ID
# ARMv6
config CPU_V6
bool "Support ARM V6 processor"
- depends on ARCH_INTEGRATOR || MACH_REALVIEW_EB || ARCH_OMAP2 || ARCH_MX3 || ARCH_MSM7X00A
+ depends on ARCH_INTEGRATOR || MACH_REALVIEW_EB || ARCH_OMAP2 || ARCH_MX3 || ARCH_MSM7X00A || MACH_REALVIEW_PB11MP || MACH_REALVIEW_PB1176
default y if ARCH_MX3
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
@@ -393,10 +409,11 @@ config CPU_32v6K
# ARMv7
config CPU_V7
bool "Support ARM V7 processor"
- depends on ARCH_INTEGRATOR
+ depends on ARCH_INTEGRATOR || MACH_REALVIEW_EB
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
@@ -572,6 +595,13 @@ config ARM_THUMB
If you don't know what this all is, saying Y is a safe choice.
+config ARM_THUMBEE
+ bool "Enable ThumbEE CPU extension"
+ depends on CPU_V7
+ help
+ Say Y here if you have a CPU with the ThumbEE extension and code to
+ make use of it. Say N for code that can run on CPUs without ThumbEE.
+
config CPU_BIG_ENDIAN
bool "Build big-endian kernel"
depends on ARCH_SUPPORTS_BIG_ENDIAN
@@ -671,5 +701,9 @@ config OUTER_CACHE
default n
config CACHE_L2X0
- bool
+ bool "Enable the L2x0 outer cache controller"
+ depends on REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || MACH_REALVIEW_PB1176
+ default y
select OUTER_CACHE
+ help
+ This option enables the L2x0 PrimeCell.
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index ec00f26bffa..b657f1719af 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -48,8 +48,6 @@ void show_mem(void)
printk("Mem-info:\n");
show_free_areas();
- printk("Free swap: %6ldkB\n", nr_swap_pages<<(PAGE_SHIFT-10));
-
for_each_online_node(node) {
pg_data_t *n = NODE_DATA(node);
struct page *map = n->node_mem_map - n->node_start_pfn;
diff --git a/arch/arm/mm/proc-arm1020.S b/arch/arm/mm/proc-arm1020.S
index 700c04d6996..32fd7ea533f 100644
--- a/arch/arm/mm/proc-arm1020.S
+++ b/arch/arm/mm/proc-arm1020.S
@@ -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"
diff --git a/arch/arm/mm/proc-arm1020e.S b/arch/arm/mm/proc-arm1020e.S
index 1cc206ab5ea..fe2b0ae7027 100644
--- a/arch/arm/mm/proc-arm1020e.S
+++ b/arch/arm/mm/proc-arm1020e.S
@@ -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"
diff --git a/arch/arm/mm/proc-arm1022.S b/arch/arm/mm/proc-arm1022.S
index aff0ea08e2f..06dde678e19 100644
--- a/arch/arm/mm/proc-arm1022.S
+++ b/arch/arm/mm/proc-arm1022.S
@@ -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"
diff --git a/arch/arm/mm/proc-arm1026.S b/arch/arm/mm/proc-arm1026.S
index 65e43a10908..f5506e6e681 100644
--- a/arch/arm/mm/proc-arm1026.S
+++ b/arch/arm/mm/proc-arm1026.S
@@ -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
diff --git a/arch/arm/mm/proc-arm6_7.S b/arch/arm/mm/proc-arm6_7.S
index 123a7dc7a43..14b6a95c8d4 100644
--- a/arch/arm/mm/proc-arm6_7.S
+++ b/arch/arm/mm/proc-arm6_7.S
@@ -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"
diff --git a/arch/arm/mm/proc-arm720.S b/arch/arm/mm/proc-arm720.S
index dc763be4336..ca5e7aac2da 100644
--- a/arch/arm/mm/proc-arm720.S
+++ b/arch/arm/mm/proc-arm720.S
@@ -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"
diff --git a/arch/arm/mm/proc-arm920.S b/arch/arm/mm/proc-arm920.S
index 75c945ed6c4..0170d4f466e 100644
--- a/arch/arm/mm/proc-arm920.S
+++ b/arch/arm/mm/proc-arm920.S
@@ -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"
diff --git a/arch/arm/mm/proc-arm922.S b/arch/arm/mm/proc-arm922.S
index ffb751b877f..b7952493d40 100644
--- a/arch/arm/mm/proc-arm922.S
+++ b/arch/arm/mm/proc-arm922.S
@@ -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"
diff --git a/arch/arm/mm/proc-arm925.S b/arch/arm/mm/proc-arm925.S
index 44c2c997819..e2988eba4cf 100644
--- a/arch/arm/mm/proc-arm925.S
+++ b/arch/arm/mm/proc-arm925.S
@@ -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"
diff --git a/arch/arm/mm/proc-arm926.S b/arch/arm/mm/proc-arm926.S
index 194ef48968e..62f7d1dfe01 100644
--- a/arch/arm/mm/proc-arm926.S
+++ b/arch/arm/mm/proc-arm926.S
@@ -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"
diff --git a/arch/arm/mm/proc-feroceon.S b/arch/arm/mm/proc-feroceon.S
index fa0dc7e6f0e..2f169b28e93 100644
--- a/arch/arm/mm/proc-feroceon.S
+++ b/arch/arm/mm/proc-feroceon.S
@@ -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"
diff --git a/arch/arm/mm/proc-sa110.S b/arch/arm/mm/proc-sa110.S
index 6e226e12989..4db3d6299a2 100644
--- a/arch/arm/mm/proc-sa110.S
+++ b/arch/arm/mm/proc-sa110.S
@@ -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"
diff --git a/arch/arm/mm/proc-sa1100.S b/arch/arm/mm/proc-sa1100.S
index 9afb11d089f..3cdef043760 100644
--- a/arch/arm/mm/proc-sa1100.S
+++ b/arch/arm/mm/proc-sa1100.S
@@ -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"
diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S
index eb42e5b9486..bf760ea2f78 100644
--- a/arch/arm/mm/proc-v6.S
+++ b/arch/arm/mm/proc-v6.S
@@ -17,10 +17,6 @@
#include <asm/pgtable-hwdef.h>
#include <asm/pgtable.h>
-#ifdef CONFIG_SMP
-#include <asm/hardware/arm_scu.h>
-#endif
-
#include "proc-macros.S"
#define D_CACHE_LINE_SIZE 32
@@ -187,20 +183,10 @@ cpu_v6_name:
*/
__v6_setup:
#ifdef CONFIG_SMP
- /* Set up the SCU on core 0 only */
- mrc p15, 0, r0, c0, c0, 5 @ CPU core number
- ands r0, r0, #15
- ldreq r0, =SCU_BASE
- ldreq r5, [r0, #SCU_CTRL]
- orreq r5, r5, #1
- streq r5, [r0, #SCU_CTRL]
-
-#ifndef CONFIG_CPU_DCACHE_DISABLE
mrc p15, 0, r0, c1, c0, 1 @ Enable SMP/nAMP mode
orr r0, r0, #0x20
mcr p15, 0, r0, c1, c0, 1
#endif
-#endif
mov r0, #0
mcr p15, 0, r0, c7, c14, 0 @ clean+invalidate D cache
@@ -240,6 +226,7 @@ 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
diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S
index e0acc5ae6f6..a1d7331cd64 100644
--- a/arch/arm/mm/proc-v7.S
+++ b/arch/arm/mm/proc-v7.S
@@ -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
diff --git a/arch/arm/mm/proc-xscale.S b/arch/arm/mm/proc-xscale.S
index 016690b9d56..1a6d89823df 100644
--- a/arch/arm/mm/proc-xscale.S
+++ b/arch/arm/mm/proc-xscale.S
@@ -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"