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diff --git a/arch/ppc/Kconfig b/arch/ppc/Kconfig new file mode 100644 index 000000000000..813c6c9a6d99 --- /dev/null +++ b/arch/ppc/Kconfig @@ -0,0 +1,1317 @@ +# For a description of the syntax of this configuration file, +# see Documentation/kbuild/kconfig-language.txt. +# + +mainmenu "Linux/PowerPC Kernel Configuration" + +config MMU + bool + default y + +config UID16 + bool + +config GENERIC_HARDIRQS + bool + default y + +config RWSEM_GENERIC_SPINLOCK + bool + +config RWSEM_XCHGADD_ALGORITHM + bool + default y + +config GENERIC_CALIBRATE_DELAY + bool + default y + +config HAVE_DEC_LOCK + bool + default y + +config PPC + bool + default y + +config PPC32 + bool + default y + +# All PPCs use generic nvram driver through ppc_md +config GENERIC_NVRAM + bool + default y + +source "init/Kconfig" + +menu "Processor" + +choice + prompt "Processor Type" + default 6xx + +config 6xx + bool "6xx/7xx/74xx/52xx/82xx/83xx" + help + There are four types of PowerPC chips supported. The more common + types (601, 603, 604, 740, 750, 7400), the Motorola embedded + versions (821, 823, 850, 855, 860, 52xx, 82xx, 83xx), the IBM embedded + versions (403 and 405) and the high end 64 bit Power processors + (POWER 3, POWER4, and IBM 970 also known as G5) + Unless you are building a kernel for one of the embedded processor + systems, 64 bit IBM RS/6000 or an Apple G5, choose 6xx. + Note that the kernel runs in 32-bit mode even on 64-bit chips. + Also note that because the 52xx, 82xx, & 83xx family has a 603e core, + specific support for that chipset is asked later on. + +config 40x + bool "40x" + +config 44x + bool "44x" + +config POWER3 + bool "POWER3" + +config POWER4 + bool "POWER4 and 970 (G5)" + +config 8xx + depends on BROKEN + bool "8xx" + +config E500 + bool "e500" + +endchoice + +config BOOKE + bool + depends on E500 + default y + +config FSL_BOOKE + bool + depends on E500 + default y + +config PTE_64BIT + bool + depends on 44x + default y + +config PHYS_64BIT + bool + depends on 44x + default y + +config ALTIVEC + bool "AltiVec Support" + depends on 6xx || POWER4 + depends on !8260 && !83xx + ---help--- + This option enables kernel support for the Altivec extensions to the + PowerPC processor. The kernel currently supports saving and restoring + altivec registers, and turning on the 'altivec enable' bit so user + processes can execute altivec instructions. + + This option is only usefully if you have a processor that supports + altivec (G4, otherwise known as 74xx series), but does not have + any affect on a non-altivec cpu (it does, however add code to the + kernel). + + If in doubt, say Y here. + +config SPE + bool "SPE Support" + depends on E500 + ---help--- + This option enables kernel support for the Signal Processing + Extensions (SPE) to the PowerPC processor. The kernel currently + supports saving and restoring SPE registers, and turning on the + 'spe enable' bit so user processes can execute SPE instructions. + + This option is only usefully if you have a processor that supports + SPE (e500, otherwise known as 85xx series), but does not have any + affect on a non-spe cpu (it does, however add code to the kernel). + + If in doubt, say Y here. + +config TAU + bool "Thermal Management Support" + depends on 6xx && !8260 && !83xx + help + G3 and G4 processors have an on-chip temperature sensor called the + 'Thermal Assist Unit (TAU)', which, in theory, can measure the on-die + temperature within 2-4 degrees Celsius. This option shows the current + on-die temperature in /proc/cpuinfo if the cpu supports it. + + Unfortunately, on some chip revisions, this sensor is very inaccurate + and in some cases, does not work at all, so don't assume the cpu + temp is actually what /proc/cpuinfo says it is. + +config TAU_INT + bool "Interrupt driven TAU driver (DANGEROUS)" + depends on TAU + ---help--- + The TAU supports an interrupt driven mode which causes an interrupt + whenever the temperature goes out of range. This is the fastest way + to get notified the temp has exceeded a range. With this option off, + a timer is used to re-check the temperature periodically. + + However, on some cpus it appears that the TAU interrupt hardware + is buggy and can cause a situation which would lead unexplained hard + lockups. + + Unless you are extending the TAU driver, or enjoy kernel/hardware + debugging, leave this option off. + +config TAU_AVERAGE + bool "Average high and low temp" + depends on TAU + ---help--- + The TAU hardware can compare the temperature to an upper and lower + bound. The default behavior is to show both the upper and lower + bound in /proc/cpuinfo. If the range is large, the temperature is + either changing a lot, or the TAU hardware is broken (likely on some + G4's). If the range is small (around 4 degrees), the temperature is + relatively stable. If you say Y here, a single temperature value, + halfway between the upper and lower bounds, will be reported in + /proc/cpuinfo. + + If in doubt, say N here. + +config MATH_EMULATION + bool "Math emulation" + depends on 4xx || 8xx || E500 + ---help--- + Some PowerPC chips designed for embedded applications do not have + a floating-point unit and therefore do not implement the + floating-point instructions in the PowerPC instruction set. If you + say Y here, the kernel will include code to emulate a floating-point + unit, which will allow programs that use floating-point + instructions to run. + + If you have an Apple machine or an IBM RS/6000 or pSeries machine, + or any machine with a 6xx, 7xx or 7xxx series processor, say N + here. Saying Y here will not hurt performance (on any machine) but + will increase the size of the kernel. + +source "drivers/cpufreq/Kconfig" + +config CPU_FREQ_PMAC + bool "Support for Apple PowerBooks" + depends on CPU_FREQ && ADB_PMU + select CPU_FREQ_TABLE + help + This adds support for frequency switching on Apple PowerBooks, + this currently includes some models of iBook & Titanium + PowerBook. + +config PPC601_SYNC_FIX + bool "Workarounds for PPC601 bugs" + depends on 6xx && (PPC_PREP || PPC_PMAC) + help + Some versions of the PPC601 (the first PowerPC chip) have bugs which + mean that extra synchronization instructions are required near + certain instructions, typically those that make major changes to the + CPU state. These extra instructions reduce performance slightly. + If you say N here, these extra instructions will not be included, + resulting in a kernel which will run faster but may not run at all + on some systems with the PPC601 chip. + + If in doubt, say Y here. + +source arch/ppc/platforms/4xx/Kconfig +source arch/ppc/platforms/85xx/Kconfig + +config PPC64BRIDGE + bool + depends on POWER3 || POWER4 + default y + +config PPC_STD_MMU + bool + depends on 6xx || POWER3 || POWER4 + default y + +config NOT_COHERENT_CACHE + bool + depends on 4xx || 8xx + default y + +endmenu + +menu "Platform options" + +choice + prompt "8xx Machine Type" + depends on 8xx + default RPXLITE + +config RPXLITE + bool "RPX-Lite" + ---help--- + Single-board computers based around the PowerPC MPC8xx chips and + intended for embedded applications. The following types are + supported: + + RPX-Lite: + Embedded Planet RPX Lite. PC104 form-factor SBC based on the MPC823. + + RPX-Classic: + Embedded Planet RPX Classic Low-fat. Credit-card-size SBC based on + the MPC 860 + + BSE-IP: + Bright Star Engineering ip-Engine. + + TQM823L: + TQM850L: + TQM855L: + TQM860L: + MPC8xx based family of mini modules, half credit card size, + up to 64 MB of RAM, 8 MB Flash, (Fast) Ethernet, 2 x serial ports, + 2 x CAN bus interface, ... + Manufacturer: TQ Components, www.tq-group.de + Date of Release: October (?) 1999 + End of Life: not yet :-) + URL: + - module: <http://www.denx.de/PDF/TQM8xxLHWM201.pdf> + - starter kit: <http://www.denx.de/PDF/STK8xxLHWM201.pdf> + - images: <http://www.denx.de/embedded-ppc-en.html> + + FPS850L: + FingerPrint Sensor System (based on TQM850L) + Manufacturer: IKENDI AG, <http://www.ikendi.com/> + Date of Release: November 1999 + End of life: end 2000 ? + URL: see TQM850L + + SPD823TS: + MPC823 based board used in the "Tele Server" product + Manufacturer: Speech Design, <http://www.speech-design.de/> + Date of Release: Mid 2000 (?) + End of life: - + URL: <http://www.speech-design.de/> + select "English", then "Teleteam Solutions", then "TeleServer" + + IVMS8: + MPC860 based board used in the "Integrated Voice Mail System", + Small Version (8 voice channels) + Manufacturer: Speech Design, <http://www.speech-design.de/> + Date of Release: December 2000 (?) + End of life: - + URL: <http://www.speech-design.de/> + + IVML24: + MPC860 based board used in the "Integrated Voice Mail System", + Large Version (24 voice channels) + Manufacturer: Speech Design, <http://www.speech-design.de/> + Date of Release: March 2001 (?) + End of life: - + URL: <http://www.speech-design.de/> + + SM850: + Service Module (based on TQM850L) + Manufacturer: Dependable Computer Systems, <http://www.decomsys.com/> + Date of Release: end 2000 (?) + End of life: mid 2001 (?) + URL: <http://www.tz-mikroelektronik.de/ServiceModule/index.html> + + HERMES: + Hermes-Pro ISDN/LAN router with integrated 8 x hub + Manufacturer: Multidata Gesellschaft fur Datentechnik und Informatik + <http://www.multidata.de/> + Date of Release: 2000 (?) + End of life: - + URL: <http://www.multidata.de/english/products/hpro.htm> + + IP860: + VMEBus IP (Industry Pack) carrier board with MPC860 + Manufacturer: MicroSys GmbH, <http://www.microsys.de/> + Date of Release: ? + End of life: - + URL: <http://www.microsys.de/html/ip860.html> + + PCU_E: + PCU = Peripheral Controller Unit, Extended + Manufacturer: Siemens AG, ICN (Information and Communication Networks) + <http://www.siemens.de/page/1,3771,224315-1-999_2_226207-0,00.html> + Date of Release: April 2001 + End of life: August 2001 + URL: n. a. + +config RPXCLASSIC + bool "RPX-Classic" + help + The RPX-Classic is a single-board computer based on the Motorola + MPC860. It features 16MB of DRAM and a variable amount of flash, + I2C EEPROM, thermal monitoring, a PCMCIA slot, a DIP switch and two + LEDs. Variants with Ethernet ports exist. Say Y here to support it + directly. + +config BSEIP + bool "BSE-IP" + help + Say Y here to support the Bright Star Engineering ipEngine SBC. + This is a credit-card-sized device featuring a MPC823 processor, + 26MB DRAM, 4MB flash, Ethernet, a 16K-gate FPGA, USB, an LCD/video + controller, and two RS232 ports. + +config FADS + bool "FADS" + +config TQM823L + bool "TQM823L" + help + Say Y here to support the TQM823L, one of an MPC8xx-based family of + mini SBCs (half credit-card size) from TQ Components first released + in late 1999. Technical references are at + <http://www.denx.de/PDF/TQM8xxLHWM201.pdf>, and + <http://www.denx.de/PDF/STK8xxLHWM201.pdf>, and an image at + <http://www.denx.de/embedded-ppc-en.html>. + +config TQM850L + bool "TQM850L" + help + Say Y here to support the TQM850L, one of an MPC8xx-based family of + mini SBCs (half credit-card size) from TQ Components first released + in late 1999. Technical references are at + <http://www.denx.de/PDF/TQM8xxLHWM201.pdf>, and + <http://www.denx.de/PDF/STK8xxLHWM201.pdf>, and an image at + <http://www.denx.de/embedded-ppc-en.html>. + +config TQM855L + bool "TQM855L" + help + Say Y here to support the TQM855L, one of an MPC8xx-based family of + mini SBCs (half credit-card size) from TQ Components first released + in late 1999. Technical references are at + <http://www.denx.de/PDF/TQM8xxLHWM201.pdf>, and + <http://www.denx.de/PDF/STK8xxLHWM201.pdf>, and an image at + <http://www.denx.de/embedded-ppc-en.html>. + +config TQM860L + bool "TQM860L" + help + Say Y here to support the TQM860L, one of an MPC8xx-based family of + mini SBCs (half credit-card size) from TQ Components first released + in late 1999. Technical references are at + <http://www.denx.de/PDF/TQM8xxLHWM201.pdf>, and + <http://www.denx.de/PDF/STK8xxLHWM201.pdf>, and an image at + <http://www.denx.de/embedded-ppc-en.html>. + +config FPS850L + bool "FPS850L" + +config SPD823TS + bool "SPD823TS" + help + Say Y here to support the Speech Design 823 Tele-Server from Speech + Design, released in 2000. The manufacturer's website is at + <http://www.speech-design.de/>. + +config IVMS8 + bool "IVMS8" + help + Say Y here to support the Integrated Voice-Mail Small 8-channel SBC + from Speech Design, released March 2001. The manufacturer's website + is at <http://www.speech-design.de/>. + +config IVML24 + bool "IVML24" + help + Say Y here to support the Integrated Voice-Mail Large 24-channel SBC + from Speech Design, released March 2001. The manufacturer's website + is at <http://www.speech-design.de/>. + +config SM850 + bool "SM850" + help + Say Y here to support the Service Module 850 from Dependable + Computer Systems, an SBC based on the TQM850L module by TQ + Components. This board is no longer in production. The + manufacturer's website is at <http://www.decomsys.com/>. + +config HERMES_PRO + bool "HERMES" + +config IP860 + bool "IP860" + +config LWMON + bool "LWMON" + +config PCU_E + bool "PCU_E" + +config CCM + bool "CCM" + +config LANTEC + bool "LANTEC" + +config MBX + bool "MBX" + help + MBX is a line of Motorola single-board computer based around the + MPC821 and MPC860 processors, and intended for embedded-controller + applications. Say Y here to support these boards directly. + +config WINCEPT + bool "WinCept" + help + The Wincept 100/110 is a Motorola single-board computer based on the + MPC821 PowerPC, introduced in 1998 and designed to be used in + thin-client machines. Say Y to support it directly. + +endchoice + +choice + prompt "Machine Type" + depends on 6xx || POWER3 || POWER4 + default PPC_MULTIPLATFORM + ---help--- + Linux currently supports several different kinds of PowerPC-based + machines: Apple Power Macintoshes and clones (such as the Motorola + Starmax series), PReP (PowerPC Reference Platform) machines (such + as the Motorola PowerStacks, Motorola cPCI/VME embedded systems, + and some IBM RS/6000 systems), CHRP (Common Hardware Reference + Platform) machines (including all of the recent IBM RS/6000 and + pSeries machines), and several embedded PowerPC systems containing + 4xx, 6xx, 7xx, 8xx, 74xx, and 82xx processors. Currently, the + default option is to build a kernel which works on the first three. + + Select CHRP/PowerMac/PReP if configuring for an IBM RS/6000 or + pSeries machine, a Power Macintosh (including iMacs, iBooks and + Powerbooks), or a PReP machine. + + Select Gemini if configuring for a Synergy Microsystems' Gemini + series Single Board Computer. More information is available at: + <http://www.synergymicro.com/PressRel/97_10_15.html>. + + Select APUS if configuring for a PowerUP Amiga. More information is + available at: <http://linux-apus.sourceforge.net/>. + +config PPC_MULTIPLATFORM + bool "CHRP/PowerMac/PReP" + +config APUS + bool "Amiga-APUS" + help + Select APUS if configuring for a PowerUP Amiga. + More information is available at: + <http://linux-apus.sourceforge.net/>. + +config KATANA + bool "Artesyn-Katana" + help + Select KATANA if configuring an Artesyn KATANA 750i or 3750 + cPCI board. + +config WILLOW + bool "Cogent-Willow" + +config CPCI690 + bool "Force-CPCI690" + help + Select CPCI690 if configuring a Force CPCI690 cPCI board. + +config PCORE + bool "Force-PowerCore" + +config POWERPMC250 + bool "Force-PowerPMC250" + +config CHESTNUT + bool "IBM 750FX Eval board or 750GX Eval board" + help + Select CHESTNUT if configuring an IBM 750FX Eval Board or a + IBM 750GX Eval board. + +config SPRUCE + bool "IBM-Spruce" + +config HDPU + bool "Sky-HDPU" + help + Select HDPU if configuring a Sky Computers Compute Blade. + +config HDPU_FEATURES + depends HDPU + tristate "HDPU-Features" + help + Select to enable HDPU enhanced features. + +config EV64260 + bool "Marvell-EV64260BP" + help + Select EV64260 if configuring a Marvell (formerly Galileo) + EV64260BP Evaluation platform. + +config LOPEC + bool "Motorola-LoPEC" + +config MCPN765 + bool "Motorola-MCPN765" + +config MVME5100 + bool "Motorola-MVME5100" + +config PPLUS + bool "Motorola-PowerPlus" + +config PRPMC750 + bool "Motorola-PrPMC750" + +config PRPMC800 + bool "Motorola-PrPMC800" + +config SANDPOINT + bool "Motorola-Sandpoint" + help + Select SANDPOINT if configuring for a Motorola Sandpoint X3 + (any flavor). + +config RADSTONE_PPC7D + bool "Radstone Technology PPC7D board" + +config ADIR + bool "SBS-Adirondack" + +config K2 + bool "SBS-K2" + +config PAL4 + bool "SBS-Palomar4" + +config GEMINI + bool "Synergy-Gemini" + help + Select Gemini if configuring for a Synergy Microsystems' Gemini + series Single Board Computer. More information is available at: + <http://www.synergymicro.com/PressRel/97_10_15.html>. + +config EST8260 + bool "EST8260" + ---help--- + The EST8260 is a single-board computer manufactured by Wind River + Systems, Inc. (formerly Embedded Support Tools Corp.) and based on + the MPC8260. Wind River Systems has a website at + <http://www.windriver.com/>, but the EST8260 cannot be found on it + and has probably been discontinued or rebadged. + +config SBC82xx + bool "SBC82xx" + ---help--- + SBC PowerQUICC II, single-board computer with MPC82xx CPU + Manufacturer: Wind River Systems, Inc. + Date of Release: May 2003 + End of Life: - + URL: <http://www.windriver.com/> + +config SBS8260 + bool "SBS8260" + +config RPX8260 + bool "RPXSUPER" + +config TQM8260 + bool "TQM8260" + ---help--- + MPC8260 based module, little larger than credit card, + up to 128 MB global + 64 MB local RAM, 32 MB Flash, + 32 kB EEPROM, 256 kB L@ Cache, 10baseT + 100baseT Ethernet, + 2 x serial ports, ... + Manufacturer: TQ Components, www.tq-group.de + Date of Release: June 2001 + End of Life: not yet :-) + URL: <http://www.denx.de/PDF/TQM82xx_SPEC_Rev005.pdf> + +config ADS8272 + bool "ADS8272" + +config PQ2FADS + bool "Freescale-PQ2FADS" + help + Select PQ2FADS if you wish to configure for a Freescale + PQ2FADS board (-VR or -ZU). + +config LITE5200 + bool "Freescale LITE5200 / (IceCube)" + select PPC_MPC52xx + help + Support for the LITE5200 dev board for the MPC5200 from Freescale. + This is for the LITE5200 version 2.0 board. Don't know if it changes + much but it's only been tested on this board version. I think this + board is also known as IceCube. + +config MPC834x_SYS + bool "Freescale MPC834x SYS" + help + This option enables support for the MPC 834x SYS evaluation board. + +endchoice + +config PQ2ADS + bool + depends on ADS8272 + default y + +config TQM8xxL + bool + depends on 8xx && (TQM823L || TQM850L || FPS850L || TQM855L || TQM860L || SM850) + default y + +config EMBEDDEDBOOT + bool + depends on 8xx || 8260 + default y + +config PPC_MPC52xx + bool + +config 8260 + bool "CPM2 Support" if WILLOW + depends on 6xx + default y if TQM8260 || RPX8260 || EST8260 || SBS8260 || SBC82xx || PQ2FADS + help + The MPC8260 is a typical embedded CPU made by Motorola. Selecting + this option means that you wish to build a kernel for a machine with + an 8260 class CPU. + +config 8272 + bool + depends on 6xx + default y if ADS8272 + select 8260 + help + The MPC8272 CPM has a different internal dpram setup than other CPM2 + devices + +config 83xx + bool + default y if MPC834x_SYS + +config MPC834x + bool + default y if MPC834x_SYS + +config CPM2 + bool + depends on 8260 || MPC8560 || MPC8555 + default y + help + The CPM2 (Communications Processor Module) is a coprocessor on + embedded CPUs made by Motorola. Selecting this option means that + you wish to build a kernel for a machine with a CPM2 coprocessor + on it (826x, 827x, 8560). + +config PPC_CHRP + bool + depends on PPC_MULTIPLATFORM + default y + +config PPC_PMAC + bool + depends on PPC_MULTIPLATFORM + default y + +config PPC_PMAC64 + bool + depends on PPC_PMAC && POWER4 + default y + +config PPC_PREP + bool + depends on PPC_MULTIPLATFORM + default y + +config PPC_OF + bool + depends on PPC_PMAC || PPC_CHRP + default y + +config PPC_GEN550 + bool + depends on SANDPOINT || MCPN765 || SPRUCE || PPLUS || PCORE || \ + PRPMC750 || K2 || PRPMC800 || LOPEC || \ + (EV64260 && !SERIAL_MPSC) || CHESTNUT || RADSTONE_PPC7D || \ + 83xx + default y + +config FORCE + bool + depends on 6xx && (PCORE || POWERPMC250) + default y + +config GT64260 + bool + depends on EV64260 || CPCI690 + default y + +config MV64360 # Really MV64360 & MV64460 + bool + depends on CHESTNUT || KATANA || RADSTONE_PPC7D || HDPU + default y + +config MV64X60 + bool + depends on (GT64260 || MV64360) + default y + +menu "Set bridge options" + depends on MV64X60 + +config NOT_COHERENT_CACHE + bool "Turn off Cache Coherency" + default n + help + Some 64x60 bridges lock up when trying to enforce cache coherency. + When this option is selected, cache coherency will be turned off. + Note that this can cause other problems (e.g., stale data being + speculatively loaded via a cached mapping). Use at your own risk. + +config MV64X60_BASE + hex "Set bridge base used by firmware" + default "0xf1000000" + help + A firmware can leave the base address of the bridge's registers at + a non-standard location. If so, set this value to reflect the + address of that non-standard location. + +config MV64X60_NEW_BASE + hex "Set bridge base used by kernel" + default "0xf1000000" + help + If the current base address of the bridge's registers is not where + you want it, set this value to the address that you want it moved to. + +endmenu + +config NONMONARCH_SUPPORT + bool "Enable Non-Monarch Support" + depends on PRPMC800 + +config HARRIER + bool + depends on PRPMC800 + default y + +config EPIC_SERIAL_MODE + bool + depends on 6xx && (LOPEC || SANDPOINT) + default y + +config MPC10X_BRIDGE + bool + depends on PCORE || POWERPMC250 || LOPEC || SANDPOINT + default y + +config FSL_OCP + bool + depends on MPC10X_BRIDGE + default y + +config MPC10X_OPENPIC + bool + depends on POWERPMC250 || LOPEC || SANDPOINT + default y + +config MPC10X_STORE_GATHERING + bool "Enable MPC10x store gathering" + depends on MPC10X_BRIDGE + +config CPC710_DATA_GATHERING + bool "Enable CPC710 data gathering" + depends on K2 + +config HARRIER_STORE_GATHERING + bool "Enable Harrier store gathering" + depends on HARRIER + +config MVME5100_IPMC761_PRESENT + bool "MVME5100 configured with an IPMC761" + depends on MVME5100 + +config SPRUCE_BAUD_33M + bool "Spruce baud clock support" + depends on SPRUCE + +config PC_KEYBOARD + bool "PC PS/2 style Keyboard" + depends on 4xx || CPM2 + +config PPCBUG_NVRAM + bool "Enable reading PPCBUG NVRAM during boot" if PPLUS || LOPEC + default y if PPC_PREP + +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, say N. If you have a system with more + than one CPU, say Y. Note that the kernel does not currently + support SMP machines with 603/603e/603ev or PPC750 ("G3") processors + since they have inadequate hardware support for multiprocessor + operation. + + 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 single-processor machines. + On a single-processor machine, the kernel will run faster if you say + N here. + + If you don't know what to do here, say N. + +config IRQ_ALL_CPUS + bool "Distribute interrupts on all CPUs by default" + depends on SMP + help + This option gives the kernel permission to distribute IRQs across + multiple CPUs. Saying N here will route all IRQs to the first + CPU. Generally saying Y is safe, although some problems have been + reported with SMP Power Macintoshes with this option enabled. + +config NR_CPUS + int "Maximum number of CPUs (2-32)" + range 2 32 + depends on SMP + default "4" + +config PREEMPT + bool "Preemptible Kernel" + help + This option reduces the latency of the kernel when reacting to + real-time or interactive events by allowing a low priority process to + be preempted even if it is in kernel mode executing a system call. + + Say Y here if you are building a kernel for a desktop, embedded + or real-time system. Say N if you are unsure. + +config HIGHMEM + bool "High memory support" + +source "fs/Kconfig.binfmt" + +config PROC_DEVICETREE + bool "Support for Open Firmware device tree in /proc" + depends on PPC_OF && PROC_FS + help + This option adds a device-tree directory under /proc which contains + an image of the device tree that the kernel copies from Open + Firmware. If unsure, say Y here. + +config PREP_RESIDUAL + bool "Support for PReP Residual Data" + depends on PPC_PREP + help + Some PReP systems have residual data passed to the kernel by the + firmware. This allows detection of memory size, devices present and + other useful pieces of information. Sometimes this information is + not present or incorrect, in which case it could lead to the machine + behaving incorrectly. If this happens, either disable PREP_RESIDUAL + or pass the 'noresidual' option to the kernel. + + If you are running a PReP system, say Y here, otherwise say N. + +config PROC_PREPRESIDUAL + bool "Support for reading of PReP Residual Data in /proc" + depends on PREP_RESIDUAL && PROC_FS + help + Enabling this option will create a /proc/residual file which allows + you to get at the residual data on PReP systems. You will need a tool + (lsresidual) to parse it. If you aren't on a PReP system, you don't + want this. + +config CMDLINE_BOOL + bool "Default bootloader kernel arguments" + +config CMDLINE + string "Initial kernel command string" + depends on CMDLINE_BOOL + default "console=ttyS0,9600 console=tty0 root=/dev/sda2" + help + On some platforms, there is currently no way for the boot loader to + pass arguments to the kernel. For these platforms, you can supply + some command-line options at build time by entering them here. In + most cases you will need to specify the root device here. + +config AMIGA + bool + depends on APUS + default y + help + This option enables support for the Amiga series of computers. + +config ZORRO + bool + depends on APUS + default y + help + This enables support for the Zorro bus in the Amiga. If you have + expansion cards in your Amiga that conform to the Amiga + AutoConfig(tm) specification, say Y, otherwise N. Note that even + expansion cards that do not fit in the Zorro slots but fit in e.g. + the CPU slot may fall in this category, so you have to say Y to let + Linux use these. + +config ABSTRACT_CONSOLE + bool + depends on APUS + default y + +config APUS_FAST_EXCEPT + bool + depends on APUS + default y + +config AMIGA_PCMCIA + bool "Amiga 1200/600 PCMCIA support" + depends on APUS && EXPERIMENTAL + help + Include support in the kernel for pcmcia on Amiga 1200 and Amiga + 600. If you intend to use pcmcia cards say Y; otherwise say N. + +config AMIGA_BUILTIN_SERIAL + tristate "Amiga builtin serial support" + depends on APUS + help + If you want to use your Amiga's built-in serial port in Linux, + answer Y. + + To compile this driver as a module, choose M here. + +config GVPIOEXT + tristate "GVP IO-Extender support" + depends on APUS + help + If you want to use a GVP IO-Extender serial card in Linux, say Y. + Otherwise, say N. + +config GVPIOEXT_LP + tristate "GVP IO-Extender parallel printer support" + depends on GVPIOEXT + help + Say Y to enable driving a printer from the parallel port on your + GVP IO-Extender card, N otherwise. + +config GVPIOEXT_PLIP + tristate "GVP IO-Extender PLIP support" + depends on GVPIOEXT + help + Say Y to enable doing IP over the parallel port on your GVP + IO-Extender card, N otherwise. + +config MULTIFACE_III_TTY + tristate "Multiface Card III serial support" + depends on APUS + help + If you want to use a Multiface III card's serial port in Linux, + answer Y. + + To compile this driver as a module, choose M here. + +config A2232 + tristate "Commodore A2232 serial support (EXPERIMENTAL)" + depends on EXPERIMENTAL && APUS + ---help--- + This option supports the 2232 7-port serial card shipped with the + Amiga 2000 and other Zorro-bus machines, dating from 1989. At + a max of 19,200 bps, the ports are served by a 6551 ACIA UART chip + each, plus a 8520 CIA, and a master 6502 CPU and buffer as well. The + ports were connected with 8 pin DIN connectors on the card bracket, + for which 8 pin to DB25 adapters were supplied. The card also had + jumpers internally to toggle various pinning configurations. + + This driver can be built as a module; but then "generic_serial" + will also be built as a module. This has to be loaded before + "ser_a2232". If you want to do this, answer M here. + +config WHIPPET_SERIAL + tristate "Hisoft Whippet PCMCIA serial support" + depends on AMIGA_PCMCIA + help + HiSoft has a web page at <http://www.hisoft.co.uk/>, but there + is no listing for the Whippet in their Amiga section. + +config APNE + tristate "PCMCIA NE2000 support" + depends on AMIGA_PCMCIA + help + If you have a PCMCIA NE2000 compatible adapter, say Y. Otherwise, + say N. + + To compile this driver as a module, choose M here: the + module will be called apne. + +config SERIAL_CONSOLE + bool "Support for serial port console" + depends on APUS && (AMIGA_BUILTIN_SERIAL=y || GVPIOEXT=y || MULTIFACE_III_TTY=y) + +config HEARTBEAT + bool "Use power LED as a heartbeat" + depends on APUS + 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 + a hyperbolic function of the 5-minute load average. + +config PROC_HARDWARE + bool "/proc/hardware support" + depends on APUS + +source "drivers/zorro/Kconfig" + +source kernel/power/Kconfig + +endmenu + +menu "Bus options" + +config ISA + bool "Support for ISA-bus hardware" + depends on PPC_PREP || PPC_CHRP + 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. If you have an Apple machine, say N here; if you + have an IBM RS/6000 or pSeries machine or a PReP machine, say Y. If + you have an embedded board, consult your board documentation. + +config GENERIC_ISA_DMA + bool + depends on POWER3 || POWER4 || 6xx && !CPM2 + default y + +config EISA + bool + help + The Extended Industry Standard Architecture (EISA) bus is a bus + architecture used on some older intel-based PCs. + +config SBUS + bool + +# Yes MCA RS/6000s exist but Linux-PPC does not currently support any +config MCA + bool + +config PCI + bool "PCI support" if 40x || CPM2 || 83xx || 85xx || PPC_MPC52xx + default y if !40x && !CPM2 && !8xx && !APUS && !83xx && !85xx + default PCI_PERMEDIA if !4xx && !CPM2 && !8xx && APUS + default PCI_QSPAN if !4xx && !CPM2 && 8xx + help + Find out whether your system includes a PCI bus. PCI is the name of + a bus system, i.e. the way the CPU talks to the other stuff inside + your box. If you say Y here, the kernel will include drivers and + infrastructure code to support PCI bus devices. + +config PCI_DOMAINS + bool + default PCI + +config PCI_QSPAN + bool "QSpan PCI" + depends on !4xx && !CPM2 && 8xx + help + Say Y here if you have a system based on a Motorola 8xx-series + embedded processor with a QSPAN PCI interface, otherwise say N. + +config PCI_8260 + bool + depends on PCI && 8260 && !8272 + default y + +config 8260_PCI9 + bool " Enable workaround for MPC826x erratum PCI 9" + depends on PCI_8260 + default y + +choice + prompt " IDMA channel for PCI 9 workaround" + depends on 8260_PCI9 + +config 8260_PCI9_IDMA1 + bool "IDMA1" + +config 8260_PCI9_IDMA2 + bool "IDMA2" + +config 8260_PCI9_IDMA3 + bool "IDMA3" + +config 8260_PCI9_IDMA4 + bool "IDMA4" + +endchoice + +config PCI_PERMEDIA + bool "PCI for Permedia2" + depends on !4xx && !8xx && APUS + +source "drivers/pci/Kconfig" + +source "drivers/pcmcia/Kconfig" + +endmenu + +menu "Advanced setup" + +config ADVANCED_OPTIONS + bool "Prompt for advanced kernel configuration options" + help + This option will enable prompting for a variety of advanced kernel + configuration options. These options can cause the kernel to not + work if they are set incorrectly, but can be used to optimize certain + aspects of kernel memory management. + + Unless you know what you are doing, say N here. + +comment "Default settings for advanced configuration options are used" + depends on !ADVANCED_OPTIONS + +config HIGHMEM_START_BOOL + bool "Set high memory pool address" + depends on ADVANCED_OPTIONS && HIGHMEM + help + This option allows you to set the base address of the kernel virtual + area used to map high memory pages. This can be useful in + optimizing the layout of kernel virtual memory. + + Say N here unless you know what you are doing. + +config HIGHMEM_START + hex "Virtual start address of high memory pool" if HIGHMEM_START_BOOL + default "0xfe000000" + +config LOWMEM_SIZE_BOOL + bool "Set maximum low memory" + depends on ADVANCED_OPTIONS + help + This option allows you to set the maximum amount of memory which + will be used as "low memory", that is, memory which the kernel can + access directly, without having to set up a kernel virtual mapping. + This can be useful in optimizing the layout of kernel virtual + memory. + + Say N here unless you know what you are doing. + +config LOWMEM_SIZE + hex "Maximum low memory size (in bytes)" if LOWMEM_SIZE_BOOL + default "0x30000000" + +config KERNEL_START_BOOL + bool "Set custom kernel base address" + depends on ADVANCED_OPTIONS + help + This option allows you to set the kernel virtual address at which + the kernel will map low memory (the kernel image will be linked at + this address). This can be useful in optimizing the virtual memory + layout of the system. + + Say N here unless you know what you are doing. + +config KERNEL_START + hex "Virtual address of kernel base" if KERNEL_START_BOOL + default "0xc0000000" + +config TASK_SIZE_BOOL + bool "Set custom user task size" + depends on ADVANCED_OPTIONS + help + This option allows you to set the amount of virtual address space + allocated to user tasks. This can be useful in optimizing the + virtual memory layout of the system. + + Say N here unless you know what you are doing. + +config TASK_SIZE + hex "Size of user task space" if TASK_SIZE_BOOL + default "0x80000000" + +config CONSISTENT_START_BOOL + bool "Set custom consistent memory pool address" + depends on ADVANCED_OPTIONS && NOT_COHERENT_CACHE + help + This option allows you to set the base virtual address + of the the consistent memory pool. This pool of virtual + memory is used to make consistent memory allocations. + +config CONSISTENT_START + hex "Base virtual address of consistent memory pool" if CONSISTENT_START_BOOL + default "0xff100000" if NOT_COHERENT_CACHE + +config CONSISTENT_SIZE_BOOL + bool "Set custom consistent memory pool size" + depends on ADVANCED_OPTIONS && NOT_COHERENT_CACHE + help + This option allows you to set the size of the the + consistent memory pool. This pool of virtual memory + is used to make consistent memory allocations. + +config CONSISTENT_SIZE + hex "Size of consistent memory pool" if CONSISTENT_SIZE_BOOL + default "0x00200000" if NOT_COHERENT_CACHE + +config BOOT_LOAD_BOOL + bool "Set the boot link/load address" + depends on ADVANCED_OPTIONS && !PPC_MULTIPLATFORM + help + This option allows you to set the initial load address of the zImage + or zImage.initrd file. This can be useful if you are on a board + which has a small amount of memory. + + Say N here unless you know what you are doing. + +config BOOT_LOAD + hex "Link/load address for booting" if BOOT_LOAD_BOOL + default "0x00400000" if 40x || 8xx || 8260 + default "0x01000000" if 44x + default "0x00800000" + +config PIN_TLB + bool "Pinned Kernel TLBs (860 ONLY)" + depends on ADVANCED_OPTIONS && 8xx +endmenu + +source "drivers/Kconfig" + +source "fs/Kconfig" + +source "arch/ppc/8xx_io/Kconfig" + +source "arch/ppc/8260_io/Kconfig" + + +menu "IBM 40x options" + depends on 40x + +config SERIAL_SICC + bool "SICC Serial port" + depends on STB03xxx + +config UART1_DFLT_CONSOLE + bool + depends on SERIAL_SICC && UART0_TTYS1 + default y + +config SERIAL_SICC_CONSOLE + bool + depends on SERIAL_SICC && UART0_TTYS1 + default y + +endmenu + +source "lib/Kconfig" + +source "arch/ppc/oprofile/Kconfig" + +source "arch/ppc/Kconfig.debug" + +source "security/Kconfig" + +source "crypto/Kconfig" |