X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=arch%2Fsh%2FKconfig;h=1cd9c8fd927d8dd20fba363aeea28718d4562328;hb=70a20025632ca320316b5068326784d07c8ff351;hp=247f8a65e7333c585c06566eb4069051327c2c87;hpb=37e58df30063e229ee5157f9d1c1fa1d749917c2;p=linux-2.6-omap-h63xx.git
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 247f8a65e73..1cd9c8fd927 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -6,8 +6,7 @@
mainmenu "Linux/SuperH Kernel Configuration"
config SUPERH
- bool
- default y
+ def_bool y
select EMBEDDED
help
The SuperH is a RISC processor targeted for use in embedded systems
@@ -15,36 +14,36 @@ config SUPERH
gaming console. The SuperH port has a home page at
.
+config SUPERH32
+ def_bool !SUPERH64
+
+config SUPERH64
+ def_bool y if CPU_SH5
+
config RWSEM_GENERIC_SPINLOCK
- bool
- default y
+ def_bool y
config RWSEM_XCHGADD_ALGORITHM
bool
config GENERIC_BUG
def_bool y
- depends on BUG
+ depends on BUG && SUPERH32
config GENERIC_FIND_NEXT_BIT
- bool
- default y
+ def_bool y
config GENERIC_HWEIGHT
- bool
- default y
+ def_bool y
config GENERIC_HARDIRQS
- bool
- default y
+ def_bool y
config GENERIC_IRQ_PROBE
- bool
- default y
+ def_bool y
config GENERIC_CALIBRATE_DELAY
- bool
- default y
+ def_bool y
config GENERIC_IOMAP
bool
@@ -75,20 +74,16 @@ config ARCH_MAY_HAVE_PC_FDC
bool
config STACKTRACE_SUPPORT
- bool
- default y
+ def_bool y
config LOCKDEP_SUPPORT
- bool
- default y
+ def_bool y
config ARCH_HAS_ILOG2_U32
- bool
- default n
+ def_bool n
config ARCH_HAS_ILOG2_U64
- bool
- default n
+ def_bool n
config ARCH_NO_VIRT_TO_BUS
def_bool y
@@ -97,112 +92,234 @@ source "init/Kconfig"
menu "System type"
-source "arch/sh/mm/Kconfig"
+#
+# Processor families
+#
+config CPU_SH2
+ bool
-menu "Processor features"
+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_SH5
+ bool
+ select CPU_HAS_FPU
+
+config CPU_SHX2
+ bool
+
+config CPU_SHX3
+ bool
choice
- prompt "Endianess selection"
- default CPU_LITTLE_ENDIAN
- help
- Some SuperH machines can be configured for either little or big
- endian byte order. These modes require different kernels.
+ prompt "Processor sub-type selection"
-config CPU_LITTLE_ENDIAN
- bool "Little Endian"
+#
+# Processor subtypes
+#
-config CPU_BIG_ENDIAN
- bool "Big Endian"
+# SH-2 Processor Support
-endchoice
+config CPU_SUBTYPE_SH7619
+ bool "Support SH7619 processor"
+ select CPU_SH2
+
+# SH-2A Processor Support
+
+config CPU_SUBTYPE_SH7203
+ bool "Support SH7203 processor"
+ select CPU_SH2A
+ select CPU_HAS_FPU
+
+config CPU_SUBTYPE_SH7206
+ bool "Support SH7206 processor"
+ select CPU_SH2A
-config SH_FPU
- bool "FPU support"
- depends on CPU_HAS_FPU
- default y
+config CPU_SUBTYPE_SH7263
+ bool "Support SH7263 processor"
+ select CPU_SH2A
+ select CPU_HAS_FPU
+
+# 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
- Selecting this option will enable support for SH processors that
- have FPU units (ie, SH77xx).
+ Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU.
- This option must be set in order to enable the FPU.
+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 SH_FPU_EMU
- bool "FPU emulation support"
- depends on !SH_FPU && EXPERIMENTAL
- default n
+config CPU_SUBTYPE_SH7708
+ bool "Support SH7708 processor"
+ select CPU_SH3
help
- Selecting this option will enable support for software FPU emulation.
- Most SH-3 users will want to say Y here, whereas most SH-4 users will
- want to say N.
+ Select SH7708 if you have a 60 Mhz SH-3 HD6417708S or
+ if you have a 100 Mhz SH-3 HD6417708R CPU.
-config SH_DSP
- bool "DSP support"
- depends on CPU_HAS_DSP
- default y
+config CPU_SUBTYPE_SH7709
+ bool "Support SH7709 processor"
+ select CPU_SH3
help
- Selecting this option will enable support for SH processors that
- have DSP units (ie, SH2-DSP, SH3-DSP, and SH4AL-DSP).
+ Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU.
- This option must be set in order to enable the DSP.
+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 SH_ADC
- bool "ADC support"
- depends on CPU_SH3
- default y
+config CPU_SUBTYPE_SH7712
+ bool "Support SH7712 processor"
+ select CPU_SH3
+ select CPU_HAS_DSP
help
- Selecting this option will allow the Linux kernel to use SH3 on-chip
- ADC module.
+ Select SH7712 if you have a SH3-DSP SH7712 CPU.
- If unsure, say N.
+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.
-config SH_STORE_QUEUES
- bool "Support for Store Queues"
- depends on CPU_SH4
+config CPU_SUBTYPE_SH7721
+ bool "Support SH7721 processor"
+ select CPU_SH3
+ select CPU_HAS_DSP
help
- Selecting this option will enable an in-kernel API for manipulating
- the store queues integrated in the SH-4 processors.
+ Select SH7721 if you have a SH3-DSP SH7721 CPU.
-config SPECULATIVE_EXECUTION
- bool "Speculative subroutine return"
- depends on CPU_SUBTYPE_SH7780 && EXPERIMENTAL
+# SH-4 Processor Support
+
+config CPU_SUBTYPE_SH7750
+ bool "Support SH7750 processor"
+ select CPU_SH4
help
- This enables support for a speculative instruction fetch for
- subroutine return. There are various pitfalls associated with
- this, as outlined in the SH7780 hardware manual.
+ Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU.
- If unsure, say N.
+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_HAS_INTEVT
- bool
+config CPU_SUBTYPE_SH7750R
+ bool "Support SH7750R processor"
+ select CPU_SH4
-config CPU_HAS_MASKREG_IRQ
- bool
+config CPU_SUBTYPE_SH7750S
+ bool "Support SH7750S processor"
+ select CPU_SH4
-config CPU_HAS_IPR_IRQ
- bool
+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_HAS_SR_RB
- bool "CPU has SR.RB"
- depends on CPU_SH3 || CPU_SH4
- default y
+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_SH7763
+ bool "Support SH7763 processor"
+ select CPU_SH4A
help
- This will enable the use of SR.RB register bank usage. Processors
- that are lacking this bit must have another method in place for
- accomplishing what is taken care of by the banked registers.
+ Select SH7763 if you have a SH4A SH7763(R5S77631) CPU.
- See for further
- information on SR.RB and register banking in the kernel in general.
+config CPU_SUBTYPE_SH7770
+ bool "Support SH7770 processor"
+ select CPU_SH4A
-config CPU_HAS_PTEA
- bool
+config CPU_SUBTYPE_SH7780
+ bool "Support SH7780 processor"
+ select CPU_SH4A
-config CPU_HAS_DSP
- bool
+config CPU_SUBTYPE_SH7785
+ bool "Support SH7785 processor"
+ select CPU_SH4A
+ select CPU_SHX2
+ select ARCH_SPARSEMEM_ENABLE
+ select SYS_SUPPORTS_NUMA
-config CPU_HAS_FPU
- bool
+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
-endmenu
+# 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
+
+# SH-5 Processor Support
+
+config CPU_SUBTYPE_SH5_101
+ bool "Support SH5-101 processor"
+ select CPU_SH5
+
+config CPU_SUBTYPE_SH5_103
+ bool "Support SH5-103 processor"
+
+endchoice
+
+source "arch/sh/mm/Kconfig"
+source "arch/sh/Kconfig.cpu"
menu "Board support"
@@ -213,10 +330,12 @@ config SH_SOLUTION_ENGINE
bool "SolutionEngine"
select SOLUTION_ENGINE
select CPU_HAS_IPR_IRQ
- depends on CPU_SUBTYPE_SH7709 || CPU_SUBTYPE_SH7750
+ depends on CPU_SUBTYPE_SH7705 || CPU_SUBTYPE_SH7709 || CPU_SUBTYPE_SH7710 || \
+ CPU_SUBTYPE_SH7712 || CPU_SUBTYPE_SH7750 || CPU_SUBTYPE_SH7750S || \
+ CPU_SUBTYPE_SH7750R
help
- Select SolutionEngine if configuring for a Hitachi SH7709
- or SH7750 evaluation board.
+ Select SolutionEngine if configuring for a Hitachi SH7705, SH7709,
+ SH7710, SH7712, SH7750, SH7750S or SH7750R evaluation board.
config SH_7206_SOLUTION_ENGINE
bool "SolutionEngine7206"
@@ -291,9 +410,7 @@ config SH_DREAMCAST
depends on CPU_SUBTYPE_SH7091
help
Select Dreamcast if configuring for a SEGA Dreamcast.
- More information at
- . There is a
- Dreamcast project is at .
+ More information at
config SH_MPC1211
bool "Interface MPC1211"
@@ -323,13 +440,6 @@ config SH_SECUREEDGE5410
This includes both the OEM SecureEdge products as well as the
SME product line.
-config SH_HS7751RVOIP
- bool "HS7751RVOIP"
- depends on CPU_SUBTYPE_SH7751R
- help
- Select HS7751RVOIP if configuring for a Renesas Technology
- Sales VoIP board.
-
config SH_7710VOIPGW
bool "SH7710-VOIP-GW"
depends on CPU_SUBTYPE_SH7710
@@ -345,6 +455,14 @@ config SH_RTS7751R2D
Select RTS7751R2D if configuring for a Renesas Technology
Sales SH-Graphics board.
+config SH_SDK7780
+ bool "SDK7780R3"
+ depends on CPU_SUBTYPE_SH7780
+ select SYS_SUPPORTS_PCI
+ help
+ Select SDK7780 if configuring for a Renesas SH7780 SDK7780R3
+ evaluation board.
+
config SH_HIGHLANDER
bool "Highlander"
depends on CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785
@@ -401,41 +519,47 @@ config SH_MAGIC_PANEL_R2
help
Select Magic Panel R2 if configuring for Magic Panel R2.
+config SH_CAYMAN
+ bool "Hitachi Cayman"
+ depends on CPU_SUBTYPE_SH5_101 || CPU_SUBTYPE_SH5_103
+ select SYS_SUPPORTS_PCI
+
endmenu
-source "arch/sh/boards/renesas/hs7751rvoip/Kconfig"
source "arch/sh/boards/renesas/rts7751r2d/Kconfig"
source "arch/sh/boards/renesas/r7780rp/Kconfig"
+source "arch/sh/boards/renesas/sdk7780/Kconfig"
source "arch/sh/boards/magicpanelr2/Kconfig"
menu "Timer and clock configuration"
config SH_TMU
- bool "TMU timer support"
+ def_bool y
+ prompt "TMU timer support"
depends on CPU_SH3 || CPU_SH4
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
- default y
help
This enables the use of the TMU as the system timer.
config SH_CMT
- bool "CMT timer support"
+ def_bool y
+ prompt "CMT timer support"
depends on CPU_SH2
- default y
help
This enables the use of the CMT as the system timer.
config SH_MTU2
- bool "MTU2 timer support"
+ def_bool n
+ prompt "MTU2 timer support"
depends on CPU_SH2A
- default n
help
This enables the use of the MTU2 as the system timer.
config SH_TIMER_IRQ
int
- default "28" if CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785
+ default "28" if CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785 || \
+ CPU_SUBTYPE_SH7763
default "86" if CPU_SUBTYPE_SH7619
default "140" if CPU_SUBTYPE_SH7206
default "16"
@@ -447,7 +571,8 @@ config SH_PCLK_FREQ
default "32000000" if CPU_SUBTYPE_SH7722
default "33333333" if CPU_SUBTYPE_SH7770 || \
CPU_SUBTYPE_SH7760 || CPU_SUBTYPE_SH7705 || \
- CPU_SUBTYPE_SH7206
+ CPU_SUBTYPE_SH7203 || CPU_SUBTYPE_SH7206 || \
+ CPU_SUBTYPE_SH7263
default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R
default "66000000" if CPU_SUBTYPE_SH4_202
default "50000000"
@@ -458,7 +583,7 @@ config SH_PCLK_FREQ
config SH_CLK_MD
int "CPU Mode Pin Setting"
- depends on CPU_SUBTYPE_SH7619 || CPU_SUBTYPE_SH7206
+ depends on CPU_SH2
default 6 if CPU_SUBTYPE_SH7206
default 5 if CPU_SUBTYPE_SH7619
default 0
@@ -492,9 +617,8 @@ source "arch/sh/drivers/Kconfig"
endmenu
config ISA_DMA_API
- bool
+ def_bool y
depends on SH_MPC1211
- default y
menu "Kernel features"
@@ -572,7 +696,7 @@ source "kernel/Kconfig.preempt"
config GUSA
def_bool y
- depends on !SMP
+ depends on !SMP && SUPERH32
help
This enables support for gUSA (general UserSpace Atomicity).
This is the default implementation for both UP and non-ll/sc
@@ -584,6 +708,16 @@ config GUSA
This should only be disabled for special cases where alternate
atomicity implementations exist.
+config GUSA_RB
+ bool "Implement atomic operations by roll-back (gRB) (EXPERIMENTAL)"
+ depends on GUSA && CPU_SH3 || (CPU_SH4 && !CPU_SH4A)
+ help
+ Enabling this option will allow the kernel to implement some
+ atomic operations using a software implemention of load-locked/
+ store-conditional (LLSC). On machines which do not have hardware
+ LLSC, this should be more efficient than the other alternative of
+ disabling insterrupts around the atomic sequence.
+
endmenu
menu "Boot options"
@@ -607,7 +741,7 @@ config BOOT_LINK_OFFSET
config UBC_WAKEUP
bool "Wakeup UBC on startup"
- depends on CPU_SH4
+ depends on CPU_SH4 && !CPU_SH4A
help
Selecting this option will wakeup the User Break Controller (UBC) on
startup. Although the UBC is left in an awake state when the processor