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Commit f3d22298 authored by Paul Mundt's avatar Paul Mundt Committed by Paul Mundt
Browse files

sh: Rework CPU/board dependencies. 



This was a big mess, rework the logic a bit so that we constrain
to a particular subtype and figure out the board support based
on that. This makes building subtype specific kernels supporting
multiple boards possible again.

Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 882c12c4

arch/sh/Kconfig

+151 −145
Original line number Diff line number Diff line
@@ -81,24 +81,146 @@ source "init/Kconfig" 


menu "System type"



config SOLUTION_ENGINE

	bool

source "arch/sh/mm/Kconfig"



menu "Processor features"



choice

	prompt "SuperH system type"

	default SH_UNKNOWN

	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.



config CPU_LITTLE_ENDIAN

	bool "Little Endian"



config CPU_BIG_ENDIAN

	bool "Big Endian"



endchoice



config SH_FPU

	bool "FPU support"

	depends on !CPU_SH3

	default y

	help

	  Selecting this option will enable support for SH processors that

	  have FPU units (ie, SH77xx).



	  This option must be set in order to enable the FPU.



config SH_FPU_EMU

	bool "FPU emulation support"

	depends on !SH_FPU && EXPERIMENTAL

	default n

	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.



config SH_DSP

	bool "DSP support"

	default y if SH4AL_DSP || !CPU_SH4

	default n

	help

	  Selecting this option will enable support for SH processors that

	  have DSP units (ie, SH2-DSP, SH3-DSP, and SH4AL-DSP).



	  This option must be set in order to enable the DSP.



config SH_ADC

	bool "ADC support"

	depends on CPU_SH3

	default y

	help

	  Selecting this option will allow the Linux kernel to use SH3 on-chip

	  ADC module.



	  If unsure, say N.



config SH_STORE_QUEUES

	bool "Support for Store Queues"

	depends on CPU_SH4

	help

	  Selecting this option will enable an in-kernel API for manipulating

	  the store queues integrated in the SH-4 processors.



config SPECULATIVE_EXECUTION

	bool "Speculative subroutine return"

	depends on CPU_SUBTYPE_SH7780 && EXPERIMENTAL

	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.



	  If unsure, say N.



config CPU_HAS_INTEVT

	bool



config CPU_HAS_PINT_IRQ

	bool



config CPU_HAS_MASKREG_IRQ

	bool



config CPU_HAS_INTC2_IRQ

	bool



config CPU_HAS_IPR_IRQ

	bool



config CPU_HAS_SR_RB

	bool "CPU has SR.RB"

	depends on CPU_SH3 || CPU_SH4

	default y

	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.



	  See <file:Documentation/sh/register-banks.txt> for further

	  information on SR.RB and register banking in the kernel in general.



config CPU_HAS_PTEA

	bool



endmenu



menu "Board support"



config SOLUTION_ENGINE

	bool



config SH_SOLUTION_ENGINE

	bool "SolutionEngine"

	select SOLUTION_ENGINE

	depends on CPU_SUBTYPE_SH7709 || CPU_SUBTYPE_SH7750

	help

	  Select SolutionEngine if configuring for a Hitachi SH7709

	  or SH7750 evaluation board.



config SH_7206_SOLUTION_ENGINE

	bool "SolutionEngine7206"

	select SOLUTION_ENGINE

	depends on CPU_SUBTYPE_SH7206

	help

	  Select 7206 SolutionEngine if configuring for a Hitachi SH7206

	  evaluation board.



config SH_7619_SOLUTION_ENGINE

	bool "SolutionEngine7619"

	select SOLUTION_ENGINE

	depends on CPU_SUBTYPE_SH7619

	help

	  Select 7619 SolutionEngine if configuring for a Hitachi SH7619

	  evaluation board.

	

config SH_7722_SOLUTION_ENGINE

	bool "SolutionEngine7722"

	select SOLUTION_ENGINE

	select CPU_SUBTYPE_SH7722

	depends on CPU_SUBTYPE_SH7722

	help

	  Select 7722 SolutionEngine if configuring for a Hitachi SH772

	  evaluation board.
@@ -106,7 +228,7 @@ config SH_7722_SOLUTION_ENGINE 
config SH_7751_SOLUTION_ENGINE

	bool "SolutionEngine7751"

	select SOLUTION_ENGINE

	select CPU_SUBTYPE_SH7751

	depends on CPU_SUBTYPE_SH7751

	help

	  Select 7751 SolutionEngine if configuring for a Hitachi SH7751

	  evaluation board.
@@ -114,7 +236,7 @@ config SH_7751_SOLUTION_ENGINE 
config SH_7780_SOLUTION_ENGINE

	bool "SolutionEngine7780"

	select SOLUTION_ENGINE

	select CPU_SUBTYPE_SH7780

	depends on CPU_SUBTYPE_SH7780

	help

	  Select 7780 SolutionEngine if configuring for a Renesas SH7780

	  evaluation board.
@@ -122,7 +244,7 @@ config SH_7780_SOLUTION_ENGINE 
config SH_7300_SOLUTION_ENGINE

	bool "SolutionEngine7300"

	select SOLUTION_ENGINE

	select CPU_SUBTYPE_SH7300

	depends on CPU_SUBTYPE_SH7300

	help

	  Select 7300 SolutionEngine if configuring for a Hitachi

	  SH7300(SH-Mobile V) evaluation board.
@@ -130,7 +252,7 @@ config SH_7300_SOLUTION_ENGINE 
config SH_7343_SOLUTION_ENGINE

	bool "SolutionEngine7343"

	select SOLUTION_ENGINE

	select CPU_SUBTYPE_SH7343

	depends on CPU_SUBTYPE_SH7343

	help

	  Select 7343 SolutionEngine if configuring for a Hitachi

	  SH7343 (SH-Mobile 3AS) evaluation board.
@@ -138,14 +260,14 @@ config SH_7343_SOLUTION_ENGINE 
config SH_73180_SOLUTION_ENGINE

	bool "SolutionEngine73180"

	select SOLUTION_ENGINE

	select CPU_SUBTYPE_SH73180

	depends on CPU_SUBTYPE_SH73180

	help

	  Select 73180 SolutionEngine if configuring for a Hitachi

	  SH73180(SH-Mobile 3) evaluation board.



config SH_7751_SYSTEMH

	bool "SystemH7751R"

	select CPU_SUBTYPE_SH7751R

	depends on CPU_SUBTYPE_SH7751R

	help

	  Select SystemH if you are configuring for a Renesas SystemH

	  7751R evaluation board.
@@ -153,6 +275,7 @@ config SH_7751_SYSTEMH 
config SH_HP6XX

	bool "HP6XX"

	select SYS_SUPPORTS_APM_EMULATION

	depends on CPU_SUBTYPE_SH7709

	help

	  Select HP6XX if configuring for a HP jornada HP6xx.

	  More information (hardware only) at
@@ -160,13 +283,13 @@ config SH_HP6XX 


config SH_SATURN

	bool "Saturn"

	select CPU_SUBTYPE_SH7604

	depends on CPU_SUBTYPE_SH7604

	help

	  Select Saturn if configuring for a SEGA Saturn.



config SH_DREAMCAST

	bool "Dreamcast"

	select CPU_SUBTYPE_SH7091

	depends on CPU_SUBTYPE_SH7091

	help

	  Select Dreamcast if configuring for a SEGA Dreamcast.

	  More information at
@@ -175,6 +298,7 @@ config SH_DREAMCAST 


config SH_MPC1211

	bool "Interface MPC1211"

	depends on CPU_SUBTYPE_SH7751 && BROKEN

	help

	  CTP/PCI-SH02 is a CPU module computer that is produced

	  by Interface Corporation.
@@ -182,6 +306,7 @@ config SH_MPC1211 


config SH_SH03

	bool "Interface CTP/PCI-SH03"

	depends on CPU_SUBTYPE_SH7751 && BROKEN

	help

	  CTP/PCI-SH03 is a CPU module computer that is produced

	  by Interface Corporation.
@@ -189,7 +314,7 @@ config SH_SH03 


config SH_SECUREEDGE5410

	bool "SecureEdge5410"

	select CPU_SUBTYPE_SH7751R

	depends on CPU_SUBTYPE_SH7751R

	help

	  Select SecureEdge5410 if configuring for a SnapGear SH board.

	  This includes both the OEM SecureEdge products as well as the
@@ -197,75 +322,62 @@ config SH_SECUREEDGE5410 


config SH_HS7751RVOIP

	bool "HS7751RVOIP"

	select CPU_SUBTYPE_SH7751R

	depends on CPU_SUBTYPE_SH7751R

	help

	  Select HS7751RVOIP if configuring for a Renesas Technology

	  Sales VoIP board.



config SH_7710VOIPGW

	bool "SH7710-VOIP-GW"

	select CPU_SUBTYPE_SH7710

	depends on CPU_SUBTYPE_SH7710

	help

	  Select this option to build a kernel for the SH7710 based

	  VOIP GW.



config SH_RTS7751R2D

	bool "RTS7751R2D"

	select CPU_SUBTYPE_SH7751R

	depends on CPU_SUBTYPE_SH7751R

	help

	  Select RTS7751R2D if configuring for a Renesas Technology

	  Sales SH-Graphics board.



config SH_HIGHLANDER

	bool "Highlander"

	depends on CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785



config SH_EDOSK7705

	bool "EDOSK7705"

	select CPU_SUBTYPE_SH7705

	depends on CPU_SUBTYPE_SH7705



config SH_SH4202_MICRODEV

	bool "SH4-202 MicroDev"

	select CPU_SUBTYPE_SH4_202

	depends on CPU_SUBTYPE_SH4_202

	help

	  Select SH4-202 MicroDev if configuring for a SuperH MicroDev board

	  with an SH4-202 CPU.



config SH_LANDISK

	bool "LANDISK"

	select CPU_SUBTYPE_SH7751R

	depends on CPU_SUBTYPE_SH7751R

	help

	  I-O DATA DEVICE, INC. "LANDISK Series" support.



config SH_TITAN

	bool "TITAN"

	select CPU_SUBTYPE_SH7751R

	depends on CPU_SUBTYPE_SH7751R

	help

	  Select Titan if you are configuring for a Nimble Microsystems

	  NetEngine NP51R.



config SH_SHMIN

	bool "SHMIN"

	select CPU_SUBTYPE_SH7706

	depends on CPU_SUBTYPE_SH7706

	help

	  Select SHMIN if configuring for the SHMIN board.



config SH_7206_SOLUTION_ENGINE

	bool "SolutionEngine7206"

	select CPU_SUBTYPE_SH7206

	help

	  Select 7206 SolutionEngine if configuring for a Hitachi SH7206

	  evaluation board.



config SH_7619_SOLUTION_ENGINE

	bool "SolutionEngine7619"

	select CPU_SUBTYPE_SH7619

	help

	  Select 7619 SolutionEngine if configuring for a Hitachi SH7619

	  evaluation board.

	

config SH_LBOX_RE2

	bool "L-BOX RE2"

	select CPU_SUBTYPE_SH7751R

	depends on CPU_SUBTYPE_SH7751R

	help

	  Select L-BOX RE2 if configuring for the NTT COMWARE L-BOX RE2.
@@ -281,14 +393,12 @@ config SH_UNKNOWN 


	  This option is for the early stages of porting to a new machine.



endchoice

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/mm/Kconfig"



config CF_ENABLER

	bool "Compact Flash Enabler support"

	depends on SH_SOLUTION_ENGINE || SH_UNKNOWN || SH_SH03
@@ -332,110 +442,6 @@ config CF_BASE_ADDR 
	default "0xb8000000" if CF_AREA6

	default "0xb4000000" if CF_AREA5



menu "Processor features"



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.



config CPU_LITTLE_ENDIAN

	bool "Little Endian"



config CPU_BIG_ENDIAN

	bool "Big Endian"



endchoice



config SH_FPU

	bool "FPU support"

	depends on !CPU_SH3

	default y

	help

	  Selecting this option will enable support for SH processors that

	  have FPU units (ie, SH77xx).



	  This option must be set in order to enable the FPU.



config SH_FPU_EMU

	bool "FPU emulation support"

	depends on !SH_FPU && EXPERIMENTAL

	default n

	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.



config SH_DSP

	bool "DSP support"

	default y if SH4AL_DSP || !CPU_SH4

	default n

	help

	  Selecting this option will enable support for SH processors that

	  have DSP units (ie, SH2-DSP, SH3-DSP, and SH4AL-DSP).



	  This option must be set in order to enable the DSP.



config SH_ADC

	bool "ADC support"

	depends on CPU_SH3

	default y

	help

	  Selecting this option will allow the Linux kernel to use SH3 on-chip

	  ADC module.



	  If unsure, say N.



config SH_STORE_QUEUES

	bool "Support for Store Queues"

	depends on CPU_SH4

	help

	  Selecting this option will enable an in-kernel API for manipulating

	  the store queues integrated in the SH-4 processors.



config SPECULATIVE_EXECUTION

	bool "Speculative subroutine return"

	depends on CPU_SUBTYPE_SH7780 && EXPERIMENTAL

	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.



	  If unsure, say N.



config CPU_HAS_INTEVT

	bool



config CPU_HAS_PINT_IRQ

	bool



config CPU_HAS_MASKREG_IRQ

	bool



config CPU_HAS_INTC2_IRQ

	bool



config CPU_HAS_IPR_IRQ

	bool



config CPU_HAS_SR_RB

	bool "CPU has SR.RB"

	depends on CPU_SH3 || CPU_SH4

	default y

	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.



	  See <file:Documentation/sh/register-banks.txt> for further

	  information on SR.RB and register banking in the kernel in general.



config CPU_HAS_PTEA

	bool



endmenu



menu "Timer and clock configuration"

arch/sh/boards/renesas/r7780rp/Kconfig

+3 −3
Original line number Diff line number Diff line
@@ -6,18 +6,18 @@ choice 


config SH_R7780RP

	bool "R7780RP-1 board support"

	select CPU_SUBTYPE_SH7780

	depends on CPU_SUBTYPE_SH7780



config SH_R7780MP

	bool "R7780MP board support"

	select CPU_SUBTYPE_SH7780

	depends on CPU_SUBTYPE_SH7780

	help

	  Selecting this option will enable support for the mass-production

	  version of the R7780RP. If in doubt, say Y.



config SH_R7785RP

	bool "R7785RP board support"

	select CPU_SUBTYPE_SH7785

	depends on CPU_SUBTYPE_SH7785



endchoice

arch/sh/mm/Kconfig

+11 −10
Original line number Diff line number Diff line 
menu "Processor selection"



#

# Processor families

#
@@ -38,11 +36,14 @@ config CPU_SUBTYPE_ST40 
config CPU_SHX2

	bool



choice

	prompt "Processor sub-type selection"



#

# Processor subtypes

#



comment "SH-2 Processor Support"

# SH-2 Processor Support



config CPU_SUBTYPE_SH7604

	bool "Support SH7604 processor"
@@ -52,13 +53,13 @@ config CPU_SUBTYPE_SH7619 
	bool "Support SH7619 processor"

	select CPU_SH2



comment "SH-2A Processor Support"

# SH-2A Processor Support



config CPU_SUBTYPE_SH7206

	bool "Support SH7206 processor"

	select CPU_SH2A



comment "SH-3 Processor Support"

# SH-3 Processor Support



config CPU_SUBTYPE_SH7300

	bool "Support SH7300 processor"
@@ -113,7 +114,7 @@ config CPU_SUBTYPE_SH7712 
	help

	  Select SH7712 if you have a SH3-DSP SH7712 CPU.



comment "SH-4 Processor Support"

# SH-4 Processor Support



config CPU_SUBTYPE_SH7750

	bool "Support SH7750 processor"
@@ -166,7 +167,7 @@ config CPU_SUBTYPE_SH4_202 
	bool "Support SH4-202 processor"

	select CPU_SH4



comment "ST40 Processor Support"

# ST40 Processor Support



config CPU_SUBTYPE_ST40STB1

	bool "Support ST40STB1/ST40RA processors"
@@ -181,7 +182,7 @@ config CPU_SUBTYPE_ST40GX1 
	help

	  Select ST40GX1 if you have a ST40GX1 CPU.



comment "SH-4A Processor Support"

# SH-4A Processor Support



config CPU_SUBTYPE_SH7770

	bool "Support SH7770 processor"
@@ -198,7 +199,7 @@ config CPU_SUBTYPE_SH7785 
	select CPU_SHX2

	select CPU_HAS_INTC2_IRQ



comment "SH4AL-DSP Processor Support"

# SH4AL-DSP Processor Support



config CPU_SUBTYPE_SH73180

	bool "Support SH73180 processor"
@@ -214,7 +215,7 @@ config CPU_SUBTYPE_SH7722 
	select CPU_SHX2

	select CPU_HAS_IPR_IRQ



endmenu

endchoice



menu "Memory management options"