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-rw-r--r--arch/sh/mm/Kconfig222
1 files changed, 24 insertions, 198 deletions
diff --git a/arch/sh/mm/Kconfig b/arch/sh/mm/Kconfig
index 1265f204f7d1..f549b8cd2501 100644
--- a/arch/sh/mm/Kconfig
+++ b/arch/sh/mm/Kconfig
@@ -1,193 +1,3 @@
-#
-# Processor families
-#
-config CPU_SH2
- bool
-
-config CPU_SH2A
- bool
- select CPU_SH2
-
-config CPU_SH3
- bool
- select CPU_HAS_INTEVT
- select CPU_HAS_SR_RB
-
-config CPU_SH4
- bool
- select CPU_HAS_INTEVT
- select CPU_HAS_SR_RB
- select CPU_HAS_PTEA if !CPU_SH4A || CPU_SHX2
- select CPU_HAS_FPU if !CPU_SH4AL_DSP
-
-config CPU_SH4A
- bool
- select CPU_SH4
-
-config CPU_SH4AL_DSP
- bool
- select CPU_SH4A
- select CPU_HAS_DSP
-
-config CPU_SHX2
- bool
-
-config CPU_SHX3
- bool
-
-choice
- prompt "Processor sub-type selection"
-
-#
-# Processor subtypes
-#
-
-# SH-2 Processor Support
-
-config CPU_SUBTYPE_SH7619
- bool "Support SH7619 processor"
- select CPU_SH2
-
-# SH-2A Processor Support
-
-config CPU_SUBTYPE_SH7206
- bool "Support SH7206 processor"
- select CPU_SH2A
-
-# SH-3 Processor Support
-
-config CPU_SUBTYPE_SH7705
- bool "Support SH7705 processor"
- select CPU_SH3
-
-config CPU_SUBTYPE_SH7706
- bool "Support SH7706 processor"
- select CPU_SH3
- help
- Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU.
-
-config CPU_SUBTYPE_SH7707
- bool "Support SH7707 processor"
- select CPU_SH3
- help
- Select SH7707 if you have a 60 Mhz SH-3 HD6417707 CPU.
-
-config CPU_SUBTYPE_SH7708
- bool "Support SH7708 processor"
- select CPU_SH3
- help
- Select SH7708 if you have a 60 Mhz SH-3 HD6417708S or
- if you have a 100 Mhz SH-3 HD6417708R CPU.
-
-config CPU_SUBTYPE_SH7709
- bool "Support SH7709 processor"
- select CPU_SH3
- help
- Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU.
-
-config CPU_SUBTYPE_SH7710
- bool "Support SH7710 processor"
- select CPU_SH3
- select CPU_HAS_DSP
- help
- Select SH7710 if you have a SH3-DSP SH7710 CPU.
-
-config CPU_SUBTYPE_SH7712
- bool "Support SH7712 processor"
- select CPU_SH3
- select CPU_HAS_DSP
- help
- Select SH7712 if you have a SH3-DSP SH7712 CPU.
-
-config CPU_SUBTYPE_SH7720
- bool "Support SH7720 processor"
- select CPU_SH3
- select CPU_HAS_DSP
- help
- Select SH7720 if you have a SH3-DSP SH7720 CPU.
-
-# SH-4 Processor Support
-
-config CPU_SUBTYPE_SH7750
- bool "Support SH7750 processor"
- select CPU_SH4
- help
- Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU.
-
-config CPU_SUBTYPE_SH7091
- bool "Support SH7091 processor"
- select CPU_SH4
- help
- Select SH7091 if you have an SH-4 based Sega device (such as
- the Dreamcast, Naomi, and Naomi 2).
-
-config CPU_SUBTYPE_SH7750R
- bool "Support SH7750R processor"
- select CPU_SH4
-
-config CPU_SUBTYPE_SH7750S
- bool "Support SH7750S processor"
- select CPU_SH4
-
-config CPU_SUBTYPE_SH7751
- bool "Support SH7751 processor"
- select CPU_SH4
- help
- Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU,
- or if you have a HD6417751R CPU.
-
-config CPU_SUBTYPE_SH7751R
- bool "Support SH7751R processor"
- select CPU_SH4
-
-config CPU_SUBTYPE_SH7760
- bool "Support SH7760 processor"
- select CPU_SH4
-
-config CPU_SUBTYPE_SH4_202
- bool "Support SH4-202 processor"
- select CPU_SH4
-
-# SH-4A Processor Support
-
-config CPU_SUBTYPE_SH7770
- bool "Support SH7770 processor"
- select CPU_SH4A
-
-config CPU_SUBTYPE_SH7780
- bool "Support SH7780 processor"
- select CPU_SH4A
-
-config CPU_SUBTYPE_SH7785
- bool "Support SH7785 processor"
- select CPU_SH4A
- select CPU_SHX2
- select ARCH_SPARSEMEM_ENABLE
- select SYS_SUPPORTS_NUMA
-
-config CPU_SUBTYPE_SHX3
- bool "Support SH-X3 processor"
- select CPU_SH4A
- select CPU_SHX3
- select ARCH_SPARSEMEM_ENABLE
- select SYS_SUPPORTS_NUMA
- select SYS_SUPPORTS_SMP
-
-# SH4AL-DSP Processor Support
-
-config CPU_SUBTYPE_SH7343
- bool "Support SH7343 processor"
- select CPU_SH4AL_DSP
-
-config CPU_SUBTYPE_SH7722
- bool "Support SH7722 processor"
- select CPU_SH4AL_DSP
- select CPU_SHX2
- select ARCH_SPARSEMEM_ENABLE
- select SYS_SUPPORTS_NUMA
-
-endchoice
-
menu "Memory management options"
config QUICKLIST
@@ -207,7 +17,8 @@ config MMU
config PAGE_OFFSET
hex
- default "0x80000000" if MMU
+ default "0x80000000" if MMU && SUPERH32
+ default "0x20000000" if MMU && SUPERH64
default "0x00000000"
config MEMORY_START
@@ -228,17 +39,28 @@ config MEMORY_START
config MEMORY_SIZE
hex "Physical memory size"
- default "0x00400000"
+ default "0x04000000"
help
This sets the default memory size assumed by your SH kernel. It can
be overridden as normal by the 'mem=' argument on the kernel command
line. If unsure, consult your board specifications or just leave it
- as 0x00400000 which was the default value before this became
+ as 0x04000000 which was the default value before this became
configurable.
+# Physical addressing modes
+
+config 29BIT
+ def_bool !32BIT
+ depends on SUPERH32
+
config 32BIT
+ bool
+ default y if CPU_SH5
+
+config PMB
bool "Support 32-bit physical addressing through PMB"
depends on MMU && (CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785)
+ select 32BIT
default y
help
If you say Y here, physical addressing will be extended to
@@ -256,7 +78,7 @@ config X2TLB
config VSYSCALL
bool "Support vsyscall page"
- depends on MMU
+ depends on MMU && (CPU_SH3 || CPU_SH4)
default y
help
This will enable support for the kernel mapping a vDSO page
@@ -335,7 +157,7 @@ config PAGE_SIZE_8KB
config PAGE_SIZE_64KB
bool "64kB"
- depends on CPU_SH4
+ depends on CPU_SH4 || CPU_SH5
help
This enables support for 64kB pages, possible on all SH-4
CPUs and later.
@@ -344,7 +166,7 @@ endchoice
choice
prompt "HugeTLB page size"
- depends on HUGETLB_PAGE && CPU_SH4 && MMU
+ depends on HUGETLB_PAGE && (CPU_SH4 || CPU_SH5) && MMU
default HUGETLB_PAGE_SIZE_64K
config HUGETLB_PAGE_SIZE_64K
@@ -365,6 +187,10 @@ config HUGETLB_PAGE_SIZE_64MB
bool "64MB"
depends on X2TLB
+config HUGETLB_PAGE_SIZE_512MB
+ bool "512MB"
+ depends on CPU_SH5
+
endchoice
source "mm/Kconfig"
@@ -392,12 +218,12 @@ config SH_DIRECT_MAPPED
choice
prompt "Cache mode"
- default CACHE_WRITEBACK if CPU_SH2A || CPU_SH3 || CPU_SH4
+ default CACHE_WRITEBACK if CPU_SH2A || CPU_SH3 || CPU_SH4 || CPU_SH5
default CACHE_WRITETHROUGH if (CPU_SH2 && !CPU_SH2A)
config CACHE_WRITEBACK
bool "Write-back"
- depends on CPU_SH2A || CPU_SH3 || CPU_SH4
+ depends on CPU_SH2A || CPU_SH3 || CPU_SH4 || CPU_SH5
config CACHE_WRITETHROUGH
bool "Write-through"