[PATCH] toplevel SH update

This gets the toplevel arch/sh stuff in sync with the current SH 2.5
tree.

arch/sh/Kconfig

@@ -12,11 +12,7 @@ config SUPERH
 	  The SuperH is a RISC processor targeted for use in embedded systems
 	  and consumer electronics; it was also used in the Sega Dreamcast
 	  gaming console.  The SuperH port has a home page at
-	  <http://www.sh-linux.org/>.
-
-config MMU
-	bool
-	default y
+	  <http://www.linux-sh.org/>.
 
 config UID16
 	bool
@@ -33,60 +29,18 @@ config GENERIC_ISA_DMA
 	bool
 	default y
 
+config VARIABLE_CLOCK_TICK_RATE
+	bool
+	default y
+
 source "init/Kconfig"
 
 
-menu "Processor type and features"
+menu "System type"
 
 choice
 	prompt "SuperH system type"
-	default SH_GENERIC
-
-config SH_GENERIC
-	bool "Generic"
-	---help---
-	  Select Generic if configuring for a generic SuperH system.
-	  The "generic" option compiles in *all* the possible hardware
-	  support and relies on the sh_mv= kernel commandline option to choose
-	  at runtime which routines to use.  "MV" stands for "machine vector";
-	  each of the machines below is described by a machine vector.
-
-	  Select SolutionEngine if configuring for a Hitachi SH7709
-	  or SH7750/7750S evalutation board.
-
-	  Select Overdrive if configuring for a ST407750 Overdrive board.
-	  More information at
-	  <http://linuxsh.sourceforge.net/docs/7750overdrive.php3>.
-
-	  Select HP620 if configuring for a HP Jornada HP620.
-	  More information (hardware only) at
-	  <http://www.hp.com/jornada/>.
-
-	  Select HP680 if configuring for a HP Jornada HP680.
-	  More information (hardware only) at
-	  <http://www.hp.com/jornada/products/680/>.
-
-	  Select HP690 if configuring for a HP Jornada HP690.
-	  More information (hardware only) at
-	  <http://www.hp.com/jornada/products/680/>.
-
-	  Select CqREEK if configuring for a CqREEK SH7708 or SH7750.
-	  More information at
-	  <http://sources.redhat.com/ecos/hardware.html#SuperH>.
-
-	  Select DMIDA if configuring for a DataMyte 4000 Industrial
-	  Digital Assistant. More information at <http://www.dmida.com/>.
-
-	  Select EC3104 if configuring for a system with an Eclipse
-	  International EC3104 chip, e.g. the Harris AD2000 or Compaq Aero 8000.
-
-	  Select Dreamcast if configuring for a SEGA Dreamcast.
-	  More information at
-	  <http://www.m17n.org/linux-sh/dreamcast/>.  There is a
-	  Dreamcast project is at <http://linuxdc.sourceforge.net/>.
-
-	  Select BareCPU if you know what this means, and it applies
-	  to your system.
+	default SH_UNKNOWN
 
 config SH_SOLUTION_ENGINE
 	bool "SolutionEngine"
@@ -146,6 +100,9 @@ config SH_EC3104
 	  Select EC3104 if configuring for a system with an Eclipse
 	  International EC3104 chip, e.g. the Harris AD2000.
 
+config SH_SATURN
+	bool "Saturn"
+
 config SH_DREAMCAST
 	bool "Dreamcast"
 	help
@@ -162,10 +119,19 @@ config SH_BIGSUR
 
 config SH_SH2000
 	bool "SH2000"
+	help
+	  SH-2000 is a single-board computer based around SH7709A chip
+	  intended for embedded applications.
+	  It has an Ethernet interface (CS8900A), direct connected
+	  Compact Flash socket, three serial ports and PC-104 bus.
+	  More information at <http://sh2000.sh-linux.org>.
 
 config SH_ADX
 	bool "ADX"
 
+config SH_MPC1211
+	bool "MPC1211"
+
 config SH_UNKNOWN
 	bool "BareCPU"
 	help
@@ -180,6 +146,119 @@ config SH_UNKNOWN
 
 endchoice
 
+config MMU
+        bool "Support for memory management hardware"
+	depends on !CPU_SH2
+	default y
+	help
+	  Early SH processors (such as the SH7604) lack an MMU. In order to
+	  boot on these systems, this option must not be set.
+
+	  On other systems (such as the SH-3 and 4) where an MMU exists,
+	  turning this off will boot the kernel on these machines with the
+	  MMU implicitly switched off.
+
+config CMDLINE_BOOL
+	bool "Default bootloader kernel arguments"
+
+config CMDLINE
+	string "Initial kernel command string"
+	depends on CMDLINE_BOOL
+	default "console=ttySC1,115200"
+
+# Platform-specific memory start and size definitions
+config MEMORY_START
+	hex "Physical memory start address" if !MEMORY_SET || MEMORY_OVERRIDE
+	default "08000000" if !MEMORY_SET || MEMORY_OVERRIDE || !MEMORY_OVERRIDE && SH_ADX || SH_MPC1211
+	default "0c000000" if !MEMORY_OVERRIDE && (SH_DREAMCAST || SH_HP600 || SH_BIGSUR || SH_SH2000 || SH_7751_SOLUTION_ENGINE || SH_SOLUTION_ENGINE)
+	---help---
+	  Computers built with Hitachi SuperH processors always
+	  map the ROM starting at address zero.  But the processor
+	  does not specify the range that RAM takes.  
+
+	  The physical memory (RAM) start address will be automatically
+	  set to 08000000, unless you selected one of the following
+	  processor types: SolutionEngine, Overdrive, HP620, HP680, HP690,
+	  in which case the start address will be set to 0c000000.
+
+	  Tweak this only when porting to a new machine which is not already
+	  known by the config system.  Changing it from the known correct
+	  value on any of the known systems will only lead to disaster.
+
+config MEMORY_SIZE
+	hex "Physical memory size" if !MEMORY_SET || MEMORY_OVERRIDE
+	default "00400000" if !MEMORY_SET || MEMORY_OVERRIDE || !MEMORY_OVERRIDE && SH_ADX || !MEMORY_OVERRIDE && (SH_HP600 || SH_BIGSUR || SH_SH2000)
+	default "01000000" if !MEMORY_OVERRIDE && SH_DREAMCAST
+	default "04000000" if !MEMORY_OVERRIDE && SH_7751_SOLUTION_ENGINE
+	default "02000000" if !MEMORY_OVERRIDE && SH_SOLUTION_ENGINE
+	default "08000000" if SH_MPC1211
+	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
+	  configurable.
+
+config MEMORY_SET
+	bool
+	depends on !MEMORY_OVERRIDE && (SH_MPC1211 || SH_ADX || SH_DREAMCAST || SH_HP600 || SH_BIGSUR || SH_SH2000 || SH_7751_SOLUTION_ENGINE || SH_SOLUTION_ENGINE)
+	default y
+	help
+	  This is an option about which you will never be asked a question.
+	  Therefore, I conclude that you do not exist - go away.
+
+	  There is a grue here.
+
+# If none of the above have set memory start/size, ask the user.
+config MEMORY_OVERRIDE
+	bool "Override default load address and memory size"
+	
+# XXX: break these out into the board-specific configs below
+config CF_ENABLER
+	bool "Compact Flash Enabler support"
+	depends on SH_ADX || SH_SOLUTION_ENGINE || SH_UNKNOWN || SH_CAT68701
+	---help---
+	  Compact Flash is a small, removable mass storage device introduced
+	  in 1994 originally as a PCMCIA device.  If you say `Y' here, you
+	  compile in support for Compact Flash devices directly connected to
+	  a SuperH processor.  A Compact Flash FAQ is available at
+	  <http://www.compactflash.org/faqs/faq.htm>.
+
+	  If your board has "Directly Connected" CompactFlash at area 5 or 6,
+	  you may want to enable this option.  Then, you can use CF as
+	  primary IDE drive (only tested for SanDisk).
+
+	  If in doubt, select 'N'.
+
+choice
+	prompt "Compact Flash Connection Area"
+	depends on CF_ENABLER
+	default CF_AREA6
+
+config CF_AREA5
+	bool "Area5"
+	help
+	  If your board has "Directly Connected" CompactFlash, You should
+	  select the area where your CF is connected to.
+
+	  - "Area5" if CompactFlash is connected to Area 5 (0x14000000)
+	  - "Area6" if it is connected to Area 6 (0x18000000)
+
+	  "Area6" will work for most boards. For ADX, select "Area5".
+
+config CF_AREA6
+	bool "Area6"
+
+endchoice
+
+config CF_BASE_ADDR
+	hex
+	depends on CF_ENABLER
+	default "b8000000" if CF_AREA6
+	default "b4000000" if CF_AREA5
+
+endmenu
+
 # The SH7750 RTC module is disabled in the Dreamcast
 config SH_RTC
 	bool
@@ -191,21 +270,50 @@ config SH_RTC
 
 	  If unsure, say N.
 
+# This is also board-specific
+config PCI_AUTO
+	bool
+
 config SH_HP600
 	bool
 	depends on SH_HP620 || SH_HP680 || SH_HP690
 	default y
 
+config DISCONTIGMEM
+	bool
+	depends on SH_HP690
+	default y
+	help
+	  Say Y to upport efficient handling of discontiguous physical memory,
+	  for architectures which are either NUMA (Non-Uniform Memory Access)
+	  or have huge holes in the physical address space for other reasons.
+	  See <file:Documentation/vm/numa> for more.
+
+
+menu "Processor type and features"
+
+#
+# Ick, get rid of all this CPU_SUBTYPE nonsense. Just probe it, fill in
+# cpu_data, and leave it alone. (Feasible for SH-4 at least, and some
+# SH-3). ++paulm
+#
 choice
 	prompt "Processor type"
 	default CPU_SUBTYPE_SH7708
 
+config CPU_SUBTYPE_SH7604
+	bool "SH7604"
+	help
+	  Select SH7604 if you have SH7604
+
 config CPU_SUBTYPE_SH7707
 	bool "SH7707"
 	---help---
 	  Select the type of SuperH processor you have. This information is
 	  used for optimizing and configuration purposes.
 
+          Select SH7604 if you have a SH-2 CPU.
+
 	  Select SH7707 if you have a  60 Mhz SH-3 HD6417707 CPU.
 
 	  Select SH7708 if you have a  60 Mhz SH-3 HD6417708S or
@@ -237,174 +345,188 @@ config CPU_SUBTYPE_SH7750
 
 config CPU_SUBTYPE_SH7751
 	bool "SH7751"
+	help
+	  Select SH7750 if you have a 166 Mhz SH-4 HD6417751 CPU.
 
 config CPU_SUBTYPE_ST40STB1
 	bool "ST40STB1"
+	help
+	  Select ST40STB1 if you have a ST40STB1 CPU.
 
 endchoice
 
+config CPU_SH2
+	bool
+	depends on CPU_SUBTYPE_SH7604
+	default y
+
 config CPU_SH3
 	bool
-	depends on CPU_SUBTYPE_SH7709 || CPU_SUBTYPE_SH7708 || CPU_SUBTYPE_SH7707
+	depends on !CPU_SH2 && (CPU_SUBTYPE_SH7707 || CPU_SUBTYPE_SH7708 || CPU_SUBTYPE_SH7709)
 	default y
 
 config CPU_SH4
 	bool
-	depends on CPU_SUBTYPE_ST40STB1 || CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7750
+	depends on !CPU_SH3 && !CPU_SH2 && (CPU_SUBTYPE_SH7750 || CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_ST40STB1)
 	default y
 
-config CPU_LITTLE_ENDIAN
-	bool "Little Endian"
+config ZERO_PAGE_OFFSET
+	hex "Zero page offset"
+	default "00001000" if !SH_MPC1211
+	default "00004000" if SH_MPC1211
 	help
-	  Some MIPS machines can be configured for either little or big endian
-	  byte order. These modes require different kernels. Say Y if your
-	  machine is little endian, N if it's a big endian machine.
-
-# Platform-specific memory start and size definitions
-config MEMORY_START
-	hex "Physical memory start address" if !MEMORY_SET
-	default "08000000" if !MEMORY_SET || SH_ADX || CPU_SUBTYPE_ST40STB1 && ST40_LMI_MEMORY
-	default "0c000000" if SH_HP600 || SH_BIGSUR || SH_DREAMCAST || SH_SH2000 || SH_7751_SOLUTION_ENGINE || SH_SOLUTION_ENGINE
-	---help---
-	  Computers built with Hitachi SuperH processors always
-	  map the ROM starting at address zero.  But the processor
-	  does not specify the range that RAM takes.  
+	  This sets the default offset of zero page.
 
-	  The physical memory (RAM) start address will be automatically
-	  set to 08000000, unless you selected one of the following
-	  processor types: SolutionEngine, Overdrive, HP620, HP680, HP690,
-	  in which case the start address will be set to 0c000000.
+# XXX: needs to lose subtype for system type
+config ST40_LMI_MEMORY
+	bool "Memory on LMI"
+	depends on CPU_SUBTYPE_ST40STB1
 
-	  Tweak this only when porting to a new machine which is not already
-	  known by the config system.  Changing it from the known correct
-	  value on any of the known systems will only lead to disaster.
+config MEMORY_START
+	hex
+	depends on CPU_SUBTYPE_ST40STB1 && ST40_LMI_MEMORY
+	default "08000000"
 
 config MEMORY_SIZE
-	hex "Physical memory size" if !MEMORY_SET
-	default "00400000" if !MEMORY_SET || SH_ADX || CPU_SUBTYPE_ST40STB1 && ST40_LMI_MEMORY || SH_HP600 || SH_BIGSUR || SH_DREAMCAST || SH_SH2000
-	default "04000000" if SH_7751_SOLUTION_ENGINE
-	default "02000000" if SH_SOLUTION_ENGINE
-	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
-	  configurable.
+	hex
+	depends on CPU_SUBTYPE_ST40STB1 && ST40_LMI_MEMORY
+	default "00400000"
 
 config MEMORY_SET
 	bool
-	depends on SH_ADX || CPU_SUBTYPE_ST40STB1 && ST40_LMI_MEMORY || SH_HP600 || SH_BIGSUR || SH_DREAMCAST || SH_SH2000 || SH_7751_SOLUTION_ENGINE || SH_SOLUTION_ENGINE
+	depends on CPU_SUBTYPE_ST40STB1 && ST40_LMI_MEMORY
 	default y
+
+config CPU_LITTLE_ENDIAN
+	bool "Little Endian"
 	help
-	  This is an option about which you will never be asked a question.
-	  Therefore, I conclude that you do not exist - go away.
+	  Some SuperH machines can be configured for either little or big
+	  endian byte order. These modes require different kernels. Say Y if
+	  your machine is little endian, N if it's a big endian machine.
 
-	  There is a grue here.
+config PREEMPT
+	bool "Preemptible Kernel (EXPERIMENTAL)"
+	depends on EXPERIMENTAL
 
-config ST40_LMI_MEMORY
-	bool "Memory on LMI"
-	depends on CPU_SUBTYPE_ST40STB1
+config UBC_WAKEUP
+	bool "Wakeup UBC on startup"
+	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
+	  comes up, some boot loaders misbehave by putting the UBC to sleep in a
+	  power saving state, which causes issues with things like ptrace().
 
-# If none of the above have set memory start/size, ask the user.
-endmenu
+	  If unsure, say N.
 
-config DISCONTIGMEM
-	bool
-	depends on SH_HP690
-	default y
+config SH_WRITETHROUGH
+	bool "Use write-through caching"
+	default y if CPU_SH2
 	help
-	  Say Y to upport efficient handling of discontiguous physical memory,
-	  for architectures which are either NUMA (Non-Uniform Memory Access)
-	  or have huge holes in the physical address space for other reasons.
-	  See <file:Documentation/vm/numa> for more.
+	  Selecting this option will configure the caches in write-through
+	  mode, as opposed to the default write-back configuration.
 
+	  Since there's sill some aliasing issues on SH-4, this option will
+	  unfortunately still require the majority of flushing functions to
+	  be implemented to deal with aliasing.
 
-menu "General setup"
+	  If unsure, say N.
 
-# Even on SuperH devices which don't have an ISA bus,
-# this variable helps the PCMCIA modules handle
-# IRQ requesting properly -- Greg Banks.
-config ISA
-	bool
-	default y
+config SH_OCRAM
+	bool "Operand Cache RAM (OCRAM) support"
 	help
-	  Find out whether you have ISA slots on your motherboard.  ISA is the
-	  name of a bus system, i.e. the way the CPU talks to the other stuff
-	  inside your box.  Other bus systems are PCI, EISA, MicroChannel
-	  (MCA) or VESA.  ISA is an older system, now being displaced by PCI;
-	  newer boards don't support it.  If you have ISA, say Y, otherwise N.
+	  Selecting this option will automatically tear down the number of
+	  sets in the dcache by half, which in turn exposes a memory range.
 
-config EISA
-	bool
-	---help---
-	  The Extended Industry Standard Architecture (EISA) bus was
-	  developed as an open alternative to the IBM MicroChannel bus.
+	  The addresses for the OC RAM base will vary according to the
+	  processor version. Consult vendor documentation for specifics.
 
-	  The EISA bus provided some of the features of the IBM MicroChannel
-	  bus while maintaining backward compatibility with cards made for
-	  the older ISA bus.  The EISA bus saw limited use between 1988 and
-	  1995 when it was made obsolete by the PCI bus.
+	  If unsure, say N.
 
-	  Say Y here if you are building a kernel for an EISA-based machine.
+config SMP
+	bool "Symmetric multi-processing support"
+	---help---
+	  This enables support for systems with more than one CPU. If you have
+	  a system with only one CPU, like most personal computers, say N. If
+	  you have a system with more than one CPU, say Y.
+
+	  If you say N here, the kernel will run on single and multiprocessor
+	  machines, but will use only one CPU of a multiprocessor machine. If
+	  you say Y here, the kernel will run on many, but not all,
+	  singleprocessor machines. On a singleprocessor machine, the kernel
+	  will run faster if you say N here.
+
+	  People using multiprocessor machines who say Y here should also say
+	  Y to "Enhanced Real Time Clock Support", below.
+
+	  See also the <file:Documentation/smp.tex>,
+	  <file:Documentation/smp.txt>, <file:Documentation/nmi_watchdog.txt>
+	  and the SMP-HOWTO available at
+	  <http://www.tldp.org/docs.html#howto>.
 
-	  Otherwise, say N.
+	  If you don't know what to do here, say N.
 
-config MCA
-	bool
+config NR_CPUS
+	int "Maximum number of CPUs (2-32)"
+	depends on SMP
+	default "2"
 	help
-	  MicroChannel Architecture is found in some IBM PS/2 machines and
-	  laptops.  It is a bus system similar to PCI or ISA. See
-	  <file:Documentation/mca.txt> (and especially the web page given
-	  there) before attempting to build an MCA bus kernel.
+	  This allows you to specify the maximum number of CPUs which this
+	  kernel will support.  The maximum supported value is 32 and the
+	  minimum value which makes sense is 2.
 
-config SBUS
-	bool
+	  This is purely to save memory - each supported CPU adds
+	  approximately eight kilobytes to the kernel image.
 
-config CF_ENABLER
-	bool "Compact Flash Enabler support"
-	depends on SH_GENERIC || SH_SOLUTION_ENGINE || SH_UNKNOWN || SH_CAT68701 || SH_ADX
-	---help---
-	  Compact Flash is a small, removable mass storage device introduced
-	  in 1994 originally as a PCMCIA device.  If you say `Y' here, you
-	  compile in support for Compact Flash devices directly connected to
-	  a SuperH processor.  A Compact Flash FAQ is available at
-	  <http://www.compactflash.org/faqs/faq.htm>.
+config SH_DMA
+	bool "DMA controller (DMAC) support"
+	help
+	  Selecting this option will provide same API as PC's Direct Memory
+	  Access Controller(8237A) for SuperH DMAC.
 
-	  If your board has "Directly Connected" CompactFlash at area 5 or 6,
-	  you may want to enable this option.  Then, you can use CF as
-	  primary IDE drive (only tested for SanDisk).
+	  If unsure, say N.
 
-	  If in doubt, select 'N'.
+config CPU_FREQ
+	bool "CPU Frequency scaling"
+	help
+	  CPU clock scaling allows you to change the clock speed of the
+	  running CPU on the fly.
 
-choice
-	prompt "Compact Flash Connection Area"
-	depends on CF_ENABLER
-	default CF_AREA6
+	  For details, take a look at <file:Documentation/cpufreq>.
 
-config CF_AREA5
-	bool "Area5"
+	  If unsure, say N.
+
+config CPU_FREQ_TABLE
+	tristate "CPU frequency table helpers"
+	depends on CPU_FREQ
+	default y
 	help
-	  If your board has "Directly Connected" CompactFlash, You should
-	  select the area where your CF is connected to.
+	  Many cpufreq drivers use these helpers, so only say N here if
+	  the cpufreq driver of your choice doesn't need these helpers.
 
-	  - "Area5" if CompactFlash is connected to Area 5 (0x14000000)
-	  - "Area6" if it is connected to Area 6 (0x18000000)
+	  If unsure, say Y.
 
-	  "Area6" will work for most boards. For ADX, select "Area5".
+config SH_CPU_FREQ
+	tristate "SuperH CPU Frequency driver"
+	depends on CPU_FREQ
+	help
+	  This adds the cpufreq driver for SuperH. At present, only
+	  the SH-4 is supported.
 
-config CF_AREA6
-	bool "Area6"
+	  For details, take a look at <file:Documentation/cpufreq>.
 
-endchoice
+	  If unsure, say N.
 
-config CF_BASE_ADDR
-	hex
-	depends on CF_ENABLER
-	default "b8000000" if CF_AREA6
-	default "b4000000" if CF_AREA5
+source "drivers/cpufreq/Kconfig"
+
+# A board must have defined HD6446X_SERIES in order to see these
+choice
+	prompt "HD6446x options"
+	depends HD6446X_SERIES
+	default HD64461
 
 config HD64461
 	bool "Hitachi HD64461 companion chip support"
+	depends on CPU_SUBTYPE_SH7709
 	---help---
 	  The Hitachi HD64461 provides an interface for
 	  the SH7709 CPU, supporting a LCD controller,
@@ -417,6 +539,24 @@ config HD64461
 	  Say Y if you want support for the HD64461.
 	  Otherwise, say N.
 
+config HD64465
+	bool "Hitachi HD64465 companion chip support"
+	depends on CPU_SUBTYPE_SH7750
+	---help---
+	  The Hitachi HD64465 provides an interface for
+	  the SH7750 CPU, supporting a LCD controller,
+	  CRT color controller, IrDA, USB, PCMCIA,
+	  keyboard controller, and a printer interface.
+
+	  More information is available at
+	  <http://global.hitachi.com/New/cnews/E/1998/981019B.html>.
+
+	  Say Y if you want support for the HD64465.
+	  Otherwise, say N.
+
+endchoice
+
+# These will also be split into the Kconfig's below
 config HD64461_IRQ
 	int "HD64461 IRQ"
 	depends on HD64461
@@ -434,19 +574,6 @@ config HD64461_ENABLER
 	  via the HD64461 companion chip.
 	  Otherwise, say N.
 
-config HD64465
-	bool "Hitachi HD64465 companion chip support"
-	---help---
-	  The Hitachi HD64465 provides an interface for
-	  the SH7750 CPU, supporting a LCD controller,
-	  CRT color controller, IrDA, USB, PCMCIA,
-	  keyboard controller, and a printer interface.
-
-	  More information is available at
-	  <http://global.hitachi.com/New/cnews/E/1998/981019B.html>.
-
-	  Say Y if you want support for the HD64465.
-	  Otherwise, say N.
 
 config HD64465_IOBASE
 	hex "HD64465 start address"
@@ -466,13 +593,49 @@ config HD64465_IRQ
 
 	  Do not change this unless you know what you are doing.
 
-config SH_DMA
-	bool "DMA controller (DMAC) support"
+endmenu
+
+
+menu "Bus options (PCI, PCMCIA, EISA, MCA, ISA)"
+
+# Even on SuperH devices which don't have an ISA bus,
+# this variable helps the PCMCIA modules handle
+# IRQ requesting properly -- Greg Banks.
+config ISA
+	bool
+	default y
 	help
-	  Selecting this option will provide same API as PC's Direct Memory
-	  Access Controller(8237A) for SuperH DMAC.
+	  Find out whether you have ISA slots on your motherboard.  ISA is the
+	  name of a bus system, i.e. the way the CPU talks to the other stuff
+	  inside your box.  Other bus systems are PCI, EISA, MicroChannel
+	  (MCA) or VESA.  ISA is an older system, now being displaced by PCI;
+	  newer boards don't support it.  If you have ISA, say Y, otherwise N.
 
-	  If unsure, say N.
+config EISA
+	bool
+	---help---
+	  The Extended Industry Standard Architecture (EISA) bus was
+	  developed as an open alternative to the IBM MicroChannel bus.
+
+	  The EISA bus provided some of the features of the IBM MicroChannel
+	  bus while maintaining backward compatibility with cards made for
+	  the older ISA bus.  The EISA bus saw limited use between 1988 and
+	  1995 when it was made obsolete by the PCI bus.
+
+	  Say Y here if you are building a kernel for an EISA-based machine.
+
+	  Otherwise, say N.
+
+config MCA
+	bool
+	help
+	  MicroChannel Architecture is found in some IBM PS/2 machines and
+	  laptops.  It is a bus system similar to PCI or ISA. See
+	  <file:Documentation/mca.txt> (and especially the web page given
+	  there) before attempting to build an MCA bus kernel.
+
+config SBUS
+	bool
 
 config PCI
 	bool "PCI support"
@@ -559,6 +722,13 @@ config HOTPLUG
 
 source "drivers/pcmcia/Kconfig"
 
+source "drivers/hotplug/Kconfig"
+
+endmenu
+
+
+menu "Executable file formats"
+
 choice
 	prompt "Kernel core (/proc/kcore) format"
 	depends on PROC_FS
@@ -622,6 +792,9 @@ config BINFMT_ELF
 	  will be called binfmt_elf. Saying M or N here is dangerous because
 	  some crucial programs on your system might be in ELF format.
 
+config BINFMT_FLAT
+	tristate "Kernel support for FLAT binaries"
+
 config BINFMT_MISC
 	tristate "Kernel support for MISC binaries"
 	---help---
@@ -647,15 +820,13 @@ config BINFMT_MISC
 	  you have use for it; the module is called binfmt_misc. If you
 	  don't know what to answer at this point, say Y.
 
-source "drivers/parport/Kconfig"
-
 endmenu
 
 source "drivers/mtd/Kconfig"
 
-source "drivers/block/Kconfig"
+source "drivers/parport/Kconfig"
 
-source "drivers/md/Kconfig"
+source "drivers/block/Kconfig"
 
 
 menu "ATA/ATAPI/MFM/RLL support"
@@ -711,10 +882,10 @@ source "drivers/ide/Kconfig"
 endmenu
 
 
-menu "SCSI support"
+menu "SCSI device support"
 
 config SCSI
-	tristate "SCSI support"
+	tristate "SCSI device support"
 	---help---
 	  If you want to use a SCSI hard disk, SCSI tape drive, SCSI CD-ROM or
 	  any other SCSI device under Linux, say Y and make sure that you know
@@ -737,9 +908,6 @@ source "drivers/scsi/Kconfig"
 
 endmenu
 
-source "drivers/ieee1394/Kconfig"
-
-source "net/Kconfig"
 
 menu "Old CD-ROM drivers (not SCSI, not IDE)"
 
@@ -776,8 +944,22 @@ source "drivers/cdrom/Kconfig"
 
 endmenu
 
+source "drivers/md/Kconfig"
+
+source "drivers/ieee1394/Kconfig"
+
+source "net/Kconfig"
+
+source "net/ax25/Kconfig"
+
+source "net/irda/Kconfig"
+
+source "drivers/isdn/Kconfig"
+
+source "drivers/telephony/Kconfig"
+
 #
-# input before char - char/joystick depends on it. As does USB.
+# input - input/joystick depends on it. As does USB.
 #
 source "drivers/input/Kconfig"
 
@@ -837,6 +1019,11 @@ config VT_CONSOLE
 
 	  If unsure, say Y.
 
+config HW_CONSOLE
+	bool
+	depends on VT && !S390 && !UM
+	default y
+
 config SERIAL
 	tristate "Serial (8250, 16450, 16550 or compatible) support"
 	---help---
@@ -948,7 +1135,7 @@ config UNIX98_PTY_COUNT
 
 config HEARTBEAT
 	bool "Heartbeat LED"
-	depends on SH_GENERIC || SH_CAT68701 || SH_STB1_HARP || SH_STB1_OVERDRIVE || SH_BIGSUR || SH_7751_SOLUTION_ENGINE || SH_SOLUTION_ENGINE
+	depends on SH_MPC1211 || SH_CAT68701 || SH_STB1_HARP || SH_STB1_OVERDRIVE || SH_BIGSUR || SH_7751_SOLUTION_ENGINE || SH_SOLUTION_ENGINE
 	help
 	  Use the power-on LED on your machine as a load meter.  The exact
 	  behavior is platform-dependent, but normally the flash frequency is
@@ -971,7 +1158,6 @@ comment "Input core support is required for Maple input peripherals"
 
 endmenu
 
-#source drivers/char/joystick/Config.in
 config PRINTER
 	tristate "Parallel printer support"
 	depends on PARPORT
@@ -1095,12 +1281,18 @@ config WATCHDOG_NOWAYOUT
 	  it has been started.
 
 config SH_WDT
-	tristate "SH 3/4 Watchdog"
+	tristate "SuperH Watchdog"
 	depends on WATCHDOG
 	help
 	  This driver adds watchdog support for the integrated watchdog in the
-	  SuperH 3 and 4 processors. If you have one of these processors, say Y,
-	  otherwise say N.
+	  SuperH processors. If you have one of these processors and wish
+	  to have watchdog support enabled, say Y, otherwise say N.
+
+	  As a side note, saying Y here will automatically boost HZ to 1000
+	  so that the timer has a chance to clear the overflow counter. On
+	  slower systems (such as the SH-2 and SH-3) this will likely yield
+	  some performance issues. As such, the WDT should be avoided here
+	  unless it is absolutely necessary.
 
 	  This driver is also available as a module ( = code which can be
 	  inserted in and removed from the running kernel whenever you want).
@@ -1138,6 +1330,10 @@ config RTC
 
 source "drivers/char/pcmcia/Kconfig"
 
+source "drivers/serial/Kconfig"
+
+source "drivers/i2c/Kconfig"
+ 
 endmenu
 
 source "fs/Kconfig"
@@ -1182,6 +1378,10 @@ source "sound/Kconfig"
 
 endmenu
 
+source "drivers/usb/Kconfig"
+
+source "net/bluetooth/Kconfig"
+
 
 menu "Kernel hacking"
 
@@ -1198,6 +1398,14 @@ config MAGIC_SYSRQ
 	  keys are documented in <file:Documentation/sysrq.txt>. Don't say Y
 	  unless you really know what this hack does.
 
+config DEBUG_SPINLOCK
+	bool "Spinlock debugging"
+	help
+	  Say Y here and build SMP to catch missing spinlock initialization
+	  and certain other kinds of spinlock errors commonly made.  This is
+	  best used in conjunction with the NMI watchdog so that spinlock
+	  deadlocks are also debuggable.
+
 config SH_STANDARD_BIOS
 	bool "Use LinuxSH standard BIOS"
 	help

arch/sh/Makefile

-# $Id: Makefile,v 1.6 2000/06/10 03:03:52 gniibe Exp $
+# $Id: Makefile,v 1.17 2003/05/20 03:12:54 lethal Exp $
 #
 # This file is subject to the terms and conditions of the GNU General Public
 # License.  See the file "COPYING" in the main directory of this archive
 # for more details.
 #
 # Copyright (C) 1999  Kaz Kojima
+# Copyright (C) 2002, 2003  Paul Mundt
+# Copyright (C) 2002  M. R. Brown
 #
 # This file is included by the global makefile so that you can add your own
 # architecture-specific flags and dependencies. Remember to do have actions
@@ -12,72 +14,116 @@
 # this architecture
 #
 
-ifdef CONFIG_CPU_LITTLE_ENDIAN
-CFLAGS		+= -ml
-AFLAGS		+= -ml
-# LDFLAGS_vmlinux	+= -EL
-LDFLAGS		:= -EL
-else
-CFLAGS		+= -mb
-AFLAGS		+= -mb
-# LDFLAGS_vmlinux	+= -EB
-LDFLAGS		:= -EB
+#
+# We don't necessarily agree with the top-level Makefile with regards to what
+# does and does not qualify as a noconfig_targets rule. In this case, we're
+# still dependant on .config settings in order for core-y (machdir-y in
+# particular) to resolve the proper directory. So we just manually include it
+# if it hasn't been already..
+# 
+ifndef include_config
+-include .config
 endif
 
-OBJCOPYFLAGS	:= -O binary -R .note -R .comment -R .stab -R .stabstr -S
-
-MODFLAGS	+=
+cpu-y				:= -mb
+cpu-$(CONFIG_CPU_LITTLE_ENDIAN)	:= -ml
 
-#
-#
+cpu-$(CONFIG_CPU_SH2)		+= -m2
+cpu-$(CONFIG_CPU_SH3)		+= -m3
+cpu-$(CONFIG_CPU_SH4)		+= -m4 -mno-implicit-fp
 
-ifdef CONFIG_CPU_SH3
-CFLAGS		+= -m3
-AFLAGS		+= -m3
+ifdef CONFIG_SH_KGDB
+CFLAGS :=$(CFLAGS:-fomit-frame-pointer=) -g
+AFLAGS += -g
+ifdef CONFIG_KGDB_MORE
+CFLAGS += $(shell echo $(CONFIG_KGDB_OPTIONS) | sed -e 's/"//g')
 endif
-ifdef CONFIG_CPU_SH4
-CFLAGS		+= -m4 -mno-implicit-fp
-AFLAGS		+= -m4 -mno-implicit-fp
 endif
 
+OBJCOPYFLAGS	:= -O binary -R .note -R .comment -R .stab -R .stabstr -S
+
 #
 # Choosing incompatible machines durings configuration will result in
 # error messages during linking.
 #
 LDFLAGS_vmlinux     += -e _stext
 
-ifdef LOADADDR
-LDFLAGS_vmlinux     += -Ttext $(word 1,$(LOADADDR))
+ifdef CONFIG_CPU_LITTLE_ENDIAN
+LDFLAGS_vmlinux     +=  --defsym 'jiffies=jiffies_64' -EL
+LDFLAGS_BLOB    :=--format binary --oformat elf32-sh-linux
+else
+LDFLAGS_vmlinux     +=  --defsym 'jiffies=jiffies_64+4' -EB
+LDFLAGS_BLOB    :=--format binary --oformat elf32-shbig-linux
 endif
 
-#
-CFLAGS		+= -pipe
+CFLAGS		+= -pipe $(cpu-y)
+AFLAGS		+= $(cpu-y)
 
 head-y := arch/sh/kernel/head.o arch/sh/kernel/init_task.o
 
 LIBGCC := $(shell $(CC) $(CFLAGS) -print-libgcc-file-name)
 
 core-y				+= arch/sh/kernel/ arch/sh/mm/
-core-$(CONFIG_SH_GENERIC)	+= arch/sh/stboards/
-core-$(CONFIG_SH_STB1_HARP)	+= arch/sh/stboards/
-core-$(CONFIG_SH_STB1_OVERDRIVE)+= arch/sh/stboards/
+
+# Boards
+machdir-$(CONFIG_SH_SOLUTION_ENGINE)		:= se/770x
+machdir-$(CONFIG_SH_7751_SOLUTION_ENGINE)	:= se/7751
+machdir-$(CONFIG_SH_STB1_HARP)			:= harp
+machdir-$(CONFIG_SH_STB1_OVERDRIVE)		:= overdrive
+machdir-$(CONFIG_SH_HP620)			:= hp6xx/hp620
+machdir-$(CONFIG_SH_HP680)			:= hp6xx/hp680
+machdir-$(CONFIG_SH_HP690)			:= hp6xx/hp690
+machdir-$(CONFIG_SH_CQREEK)			:= cqreek
+machdir-$(CONFIG_SH_DMIDA)			:= dmida
+machdir-$(CONFIG_SH_EC3104)			:= ec3104
+machdir-$(CONFIG_SH_SATURN)			:= saturn
+machdir-$(CONFIG_SH_DREAMCAST)			:= dreamcast
+machdir-$(CONFIG_SH_CAT68701)			:= cat68701
+machdir-$(CONFIG_SH_BIGSUR)			:= bigsur
+machdir-$(CONFIG_SH_SH2000)			:= sh2000
+machdir-$(CONFIG_SH_ADX)			:= adx
+machdir-$(CONFIG_SH_MPC1211)			:= mpc1211
+machdir-$(CONFIG_SH_UNKNOWN)			:= unknown
+
+incdir-y			:= $(machdir-y)
+
+incdir-$(CONFIG_SH_SOLUTION_ENGINE)		:= se
+incdir-$(CONFIG_SH_7751_SOLUTION_ENGINE)	:= se7751
+incdir-$(CONFIG_SH_HP600)			:= hp6xx
+
+core-y				+= arch/sh/boards/$(machdir-y)/
+
+# Companion chips
+core-$(CONFIG_HD64461)	+= arch/sh/cchips/hd6446x/hd64461/
+core-$(CONFIG_HD64465)	+= arch/sh/cchips/hd6446x/hd64465/
+
+cpuincdir-$(CONFIG_CPU_SH2)	:= cpu-sh2
+cpuincdir-$(CONFIG_CPU_SH3)	:= cpu-sh3
+cpuincdir-$(CONFIG_CPU_SH4)	:= cpu-sh4
+
 libs-y				+= arch/sh/lib/	$(LIBGCC)
 
-MAKEBOOT = $(MAKE) -C arch/$(ARCH)/boot
+boot := arch/sh/boot
 
 AFLAGS_vmlinux.lds.o := -traditional
 
+prepare: target_links
+
+.PHONY: target_links FORCE
+target_links:
+	@echo '  Making asm-sh/cpu -> asm-sh/$(cpuincdir-y) link'
+	@ln -sf $(cpuincdir-y) include/asm-sh/cpu
+
+	@echo '  Making asm-sh/mach -> asm-sh/$(incdir-y) link'
+	@ln -sf $(incdir-y) include/asm-sh/mach
+
+	$(Q)$(MAKE) $(build)=arch/sh/tools include/asm-sh/machtypes.h
+
+BOOTIMAGE=arch/sh/boot/zImage
 zImage: vmlinux
-	@$(MAKEBOOT) zImage
+	$(Q)$(MAKE) $(build)=$(boot) $(BOOTIMAGE)
 
 compressed: zImage
 
-zdisk: vmlinux
-	@$(MAKEBOOT) zdisk
-
 archclean:
-	@$(MAKEBOOT) clean
-	$(MAKE) -C arch/$(ARCH)/kernel clean
-	$(MAKE) -C arch/$(ARCH)/stboards clean
-#	$(MAKE) -C arch/$(ARCH)/tools clean
-
+	$(Q)$(MAKE) $(clean)=$(boot)

arch/sh/boot/compressed/Makefile

@@ -4,40 +4,34 @@
 # create a compressed vmlinux image from the original vmlinux
 #
 
-HEAD = head.o
-SYSTEM = $(TOPDIR)/vmlinux
+targets		:= vmlinux vmlinux.bin vmlinux.bin.gz head.o misc.o piggy.o
+EXTRA_AFLAGS	:= -traditional
 
-OBJECTS = $(HEAD) misc.o
+OBJECTS = $(obj)/head.o $(obj)/misc.o
 
 ifdef CONFIG_SH_STANDARD_BIOS
-OBJECTS += ../../kernel/sh_bios.o
+OBJECTS += $(obj)/../../kernel/sh_bios.o
 endif
 
-ZLDFLAGS = -e startup -T $(TOPDIR)/arch/sh/vmlinux.lds
-
 #
-# ZIMAGE_OFFSET is the load offset of the compression loader
+# IMAGE_OFFSET is the load offset of the compression loader
 #
-ZIMAGE_OFFSET = $(shell printf "0x%8x" $$[0x80000000+0x$(CONFIG_MEMORY_START)+0x200000+0x10000])
+IMAGE_OFFSET = $(shell printf "0x%8x" $$[0x80000000+0x$(CONFIG_MEMORY_START)+0x200000+0x10000])
 
-ZLINKFLAGS = -Ttext $(ZIMAGE_OFFSET) $(ZLDFLAGS)
+LDFLAGS_vmlinux := -Ttext $(IMAGE_OFFSET) -e startup -T $(obj)/../../vmlinux.lds.s
 
-all: vmlinux
+$(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o FORCE
+	$(call if_changed,ld)
+	@:
 
-vmlinux: piggy.o $(OBJECTS)
-	$(LD) $(LDFLAGS) $(ZLINKFLAGS) -o vmlinux $(OBJECTS) piggy.o
+$(obj)/vmlinux.bin: vmlinux FORCE
+	$(call if_changed,objcopy)
 
-head.o: head.S
-	$(CC) $(AFLAGS) -traditional -c head.S
+$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
+	$(call if_changed,gzip)
 
-piggy.o:	$(SYSTEM)
-	tmppiggy=_tmp_$$$$piggy; \
-	rm -f $$tmppiggy $$tmppiggy.gz $$tmppiggy.lnk; \
-	$(OBJCOPY) $(OBJCOPYFLAGS) -R .empty_zero_page $(SYSTEM) $$tmppiggy; \
-	gzip -f -9 < $$tmppiggy > $$tmppiggy.gz; \
-	echo "SECTIONS { .data : { input_len = .; LONG(input_data_end - input_data) input_data = .; *(.data) input_data_end = .; }}" > $$tmppiggy.lnk; \
-	$(LD) $(LDFLAGS) -r -o piggy.o -b binary $$tmppiggy.gz -b elf32-sh-linux -T $$tmppiggy.lnk; \
-	rm -f $$tmppiggy $$tmppiggy.gz $$tmppiggy.lnk
+LDFLAGS_piggy.o := -r --format binary --oformat elf32-sh-linux -T
+OBJCOPYFLAGS += -R .empty_zero_page
 
-clean:
-	rm -f vmlinux _tmp_*
+$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.gz FORCE
+	$(call if_changed,ld)

arch/sh/vmlinux.lds.S

-/* $Id: vmlinux.lds.in,v 1.5 2001/07/27 11:45:55 gniibe Exp $
+/* $Id: vmlinux.lds.S,v 1.8 2003/05/16 17:18:14 lethal Exp $
  * ld script to make SuperH Linux kernel
  * Written by Niibe Yutaka
  */
@@ -7,16 +7,14 @@
 
 #ifdef CONFIG_CPU_LITTLE_ENDIAN
 OUTPUT_FORMAT("elf32-sh-linux", "elf32-sh-linux", "elf32-sh-linux")
-jiffies = jiffies_64;        
 #else
 OUTPUT_FORMAT("elf32-shbig-linux", "elf32-shbig-linux", "elf32-shbig-linux")
-jiffies = jiffies_64 + 4;
 #endif
 OUTPUT_ARCH(sh)
 ENTRY(_start)
 SECTIONS
 {
-  . = 0x80000000 + CONFIG_MEMORY_START + 0x1000;
+  . = 0x80000000 + CONFIG_MEMORY_START + CONFIG_ZERO_PAGE_OFFSET;
   _text = .;			/* Text and read-only data */
   text = .;			/* Text and read-only data */
   .empty_zero_page : {
@@ -42,6 +40,15 @@ SECTIONS
 	CONSTRUCTORS
 	}
 
+  . = ALIGN(4096);
+  .data.page_aligned : { *(.data.idt) }
+
+  . = ALIGN(32);
+  __per_cpu_start = .;
+  .data.percpu : { *(.data.percpu) }
+  __per_cpu_end = .;
+  .data.cacheline_aligned : { *(.data.cacheline_aligned) }
+
   _edata = .;			/* End of data section */
 
   . = ALIGN(8192);		/* init_task */
@@ -51,12 +58,17 @@ SECTIONS
 
   . = ALIGN(4096);		/* Init code and data */
   __init_begin = .;
-  .text.init : { *(.text.init) }
-  .data.init : { *(.data.init) }
+  _sinittext = .;
+  .init.text : { *(.init.text) }
+  _einittext = .;
+  .init.data : { *(.init.data) }
   . = ALIGN(16);
   __setup_start = .;
-  .setup.init : { *(.setup.init) }
+  .init.setup : { *(.init.setup) }
   __setup_end = .;
+  __start___param = .;
+  __param : { *(__param) }
+  __stop___param = .;
   __initcall_start = .;
   .initcall.init : {
 	*(.initcall1.init) 
@@ -72,27 +84,19 @@ SECTIONS
   .con_initcall.init : { *(.con_initcall.init) }
   __con_initcall_end = .;
   SECURITY_INIT
+  __initramfs_start = .;
+  .init.ramfs : { *(.init.ramfs) }
+  __initramfs_end = .;
   __machvec_start = .;
-  .machvec.init : { *(.machvec.init) }
+  .init.machvec : { *(.init.machvec) }
   __machvec_end = .;
   . = ALIGN(4096);
   __init_end = .;
 
-  . = ALIGN(4096);
-  .data.page_aligned : { *(.data.idt) }
-
-#ifdef CONFIG_CPU_SH3	
-  . = ALIGN(16);
-#else
-  . = ALIGN(32);
-#endif	
-  .data.cacheline_aligned : { *(.data.cacheline_aligned) }
-
   . = ALIGN(4);
   __bss_start = .;		/* BSS */
-  .bss : {
-	*(.bss)
-	}
+  .bss : { *(.bss) }
+
   . = ALIGN(4);
   _end = . ;
 
@@ -102,8 +106,8 @@ SECTIONS
    * it's a module.
    */
   /DISCARD/ : {
-	*(.text.exit)
-	*(.data.exit)
+	*(.exit.text)
+	*(.exit.data)
 	*(.exitcall.exit)
 	}