1b2441318SGreg Kroah-Hartman# SPDX-License-Identifier: GPL-2.0 20e152d80SGreg Ungerercomment "Machine Types" 30e152d80SGreg Ungerer 4ad8f955dSGeert Uytterhoevenif M68KCLASSIC 5ad8f955dSGeert Uytterhoeven 60e152d80SGreg Ungererconfig AMIGA 70e152d80SGreg Ungerer bool "Amiga support" 80e152d80SGreg Ungerer depends on MMU 942f1d57fSArnd Bergmann select LEGACY_TIMER_TICK 100e152d80SGreg Ungerer help 110e152d80SGreg Ungerer This option enables support for the Amiga series of computers. If 120e152d80SGreg Ungerer you plan to use this kernel on an Amiga, say Y here and browse the 13790a6c21SJonathan Corbet material available in <file:Documentation/arch/m68k>; otherwise say N. 140e152d80SGreg Ungerer 150e152d80SGreg Ungererconfig ATARI 160e152d80SGreg Ungerer bool "Atari support" 170e152d80SGreg Ungerer depends on MMU 18666047feSFinn Thain select HAVE_ARCH_NVRAM_OPS 1942f1d57fSArnd Bergmann select LEGACY_TIMER_TICK 200e152d80SGreg Ungerer help 210e152d80SGreg Ungerer This option enables support for the 68000-based Atari series of 220e152d80SGreg Ungerer computers (including the TT, Falcon and Medusa). If you plan to use 230e152d80SGreg Ungerer this kernel on an Atari, say Y here and browse the material 24790a6c21SJonathan Corbet available in <file:Documentation/arch/m68k>; otherwise say N. 250e152d80SGreg Ungerer 26c1367ee0SRandy Dunlapconfig ATARI_KBD_CORE 27c1367ee0SRandy Dunlap bool 28c1367ee0SRandy Dunlap 290e152d80SGreg Ungererconfig MAC 300e152d80SGreg Ungerer bool "Macintosh support" 310e152d80SGreg Ungerer depends on MMU 32d3b41b6bSFinn Thain select HAVE_ARCH_NVRAM_OPS 3321ed4926SGeert Uytterhoeven select HAVE_PATA_PLATFORM 3442f1d57fSArnd Bergmann select LEGACY_TIMER_TICK 350e152d80SGreg Ungerer help 360e152d80SGreg Ungerer This option enables support for the Apple Macintosh series of 3707ce9b7aSFinn Thain computers. If you plan to use this kernel on a Mac, say Y here and 3807ce9b7aSFinn Thain browse the documentation available at <http://www.mac.linux-m68k.org/>; 3907ce9b7aSFinn Thain otherwise say N. 400e152d80SGreg Ungerer 410e152d80SGreg Ungererconfig APOLLO 420e152d80SGreg Ungerer bool "Apollo support" 430e152d80SGreg Ungerer depends on MMU 4442f1d57fSArnd Bergmann select LEGACY_TIMER_TICK 450e152d80SGreg Ungerer help 460e152d80SGreg Ungerer Say Y here if you want to run Linux on an MC680x0-based Apollo 470e152d80SGreg Ungerer Domain workstation such as the DN3500. 480e152d80SGreg Ungerer 490e152d80SGreg Ungererconfig VME 500e152d80SGreg Ungerer bool "VME (Motorola and BVM) support" 510e152d80SGreg Ungerer depends on MMU 520e152d80SGreg Ungerer help 530e152d80SGreg Ungerer Say Y here if you want to build a kernel for a 680x0 based VME 540e152d80SGreg Ungerer board. Boards currently supported include Motorola boards MVME147, 550e152d80SGreg Ungerer MVME162, MVME166, MVME167, MVME172, and MVME177. BVME4000 and 560e152d80SGreg Ungerer BVME6000 boards from BVM Ltd are also supported. 570e152d80SGreg Ungerer 580e152d80SGreg Ungererconfig MVME147 590e152d80SGreg Ungerer bool "MVME147 support" 600e152d80SGreg Ungerer depends on MMU 610e152d80SGreg Ungerer depends on VME 6242f1d57fSArnd Bergmann select LEGACY_TIMER_TICK 630e152d80SGreg Ungerer help 640e152d80SGreg Ungerer Say Y to include support for early Motorola VME boards. This will 650e152d80SGreg Ungerer build a kernel which can run on MVME147 single-board computers. If 660e152d80SGreg Ungerer you select this option you will have to select the appropriate 670e152d80SGreg Ungerer drivers for SCSI, Ethernet and serial ports later on. 680e152d80SGreg Ungerer 690e152d80SGreg Ungererconfig MVME16x 700e152d80SGreg Ungerer bool "MVME162, 166 and 167 support" 710e152d80SGreg Ungerer depends on MMU 720e152d80SGreg Ungerer depends on VME 7342f1d57fSArnd Bergmann select LEGACY_TIMER_TICK 740e152d80SGreg Ungerer help 750e152d80SGreg Ungerer Say Y to include support for Motorola VME boards. This will build a 760e152d80SGreg Ungerer kernel which can run on MVME162, MVME166, MVME167, MVME172, and 770e152d80SGreg Ungerer MVME177 boards. If you select this option you will have to select 780e152d80SGreg Ungerer the appropriate drivers for SCSI, Ethernet and serial ports later 790e152d80SGreg Ungerer on. 800e152d80SGreg Ungerer 810e152d80SGreg Ungererconfig BVME6000 820e152d80SGreg Ungerer bool "BVME4000 and BVME6000 support" 830e152d80SGreg Ungerer depends on MMU 840e152d80SGreg Ungerer depends on VME 8542f1d57fSArnd Bergmann select LEGACY_TIMER_TICK 860e152d80SGreg Ungerer help 870e152d80SGreg Ungerer Say Y to include support for VME boards from BVM Ltd. This will 880e152d80SGreg Ungerer build a kernel which can run on BVME4000 and BVME6000 boards. If 890e152d80SGreg Ungerer you select this option you will have to select the appropriate 900e152d80SGreg Ungerer drivers for SCSI, Ethernet and serial ports later on. 910e152d80SGreg Ungerer 920e152d80SGreg Ungererconfig HP300 930e152d80SGreg Ungerer bool "HP9000/300 and HP9000/400 support" 940e152d80SGreg Ungerer depends on MMU 9542f1d57fSArnd Bergmann select LEGACY_TIMER_TICK 960e152d80SGreg Ungerer help 970e152d80SGreg Ungerer This option enables support for the HP9000/300 and HP9000/400 series 980e152d80SGreg Ungerer of workstations. Support for these machines is still somewhat 990e152d80SGreg Ungerer experimental. If you plan to try to use the kernel on such a machine 1000e152d80SGreg Ungerer say Y here. 1010e152d80SGreg Ungerer Everybody else says N. 1020e152d80SGreg Ungerer 1030e152d80SGreg Ungererconfig SUN3X 1040e152d80SGreg Ungerer bool "Sun3x support" 1050e152d80SGreg Ungerer depends on MMU 1064a1c287aSArnd Bergmann select LEGACY_TIMER_TICK 1070e152d80SGreg Ungerer select M68030 1080e152d80SGreg Ungerer help 1090e152d80SGreg Ungerer This option enables support for the Sun 3x series of workstations. 1100e152d80SGreg Ungerer Be warned that this support is very experimental. 1110e152d80SGreg Ungerer Note that Sun 3x kernels are not compatible with Sun 3 hardware. 1120e152d80SGreg Ungerer General Linux information on the Sun 3x series (now discontinued) 1130e152d80SGreg Ungerer is at <http://www.angelfire.com/ca2/tech68k/sun3.html>. 1140e152d80SGreg Ungerer 1150e152d80SGreg Ungerer If you don't want to compile a kernel for a Sun 3x, say N. 1160e152d80SGreg Ungerer 1170e152d80SGreg Ungererconfig Q40 1180e152d80SGreg Ungerer bool "Q40/Q60 support" 1190e152d80SGreg Ungerer depends on MMU 12042f1d57fSArnd Bergmann select LEGACY_TIMER_TICK 1210e152d80SGreg Ungerer help 1220e152d80SGreg Ungerer The Q40 is a Motorola 68040-based successor to the Sinclair QL 1230e152d80SGreg Ungerer manufactured in Germany. There is an official Q40 home page at 1240e152d80SGreg Ungerer <http://www.q40.de/>. This option enables support for the Q40 and 1250e152d80SGreg Ungerer Q60. Select your CPU below. For 68LC060 don't forget to enable FPU 1260e152d80SGreg Ungerer emulation. 1270e152d80SGreg Ungerer 12805d51e42SLaurent Vivierconfig VIRT 12905d51e42SLaurent Vivier bool "Virtual M68k Machine support" 13005d51e42SLaurent Vivier depends on MMU 13105d51e42SLaurent Vivier select GENERIC_CLOCKEVENTS 13205d51e42SLaurent Vivier select GOLDFISH 13305d51e42SLaurent Vivier select GOLDFISH_TIMER 13405d51e42SLaurent Vivier select GOLDFISH_TTY 13505d51e42SLaurent Vivier select M68040 13605d51e42SLaurent Vivier select RTC_CLASS 13705d51e42SLaurent Vivier select RTC_DRV_GOLDFISH 13805d51e42SLaurent Vivier select TTY 139efae7404SLaurent Vivier select VIRTIO_MENU 14005d51e42SLaurent Vivier select VIRTIO_MMIO 14105d51e42SLaurent Vivier help 14205d51e42SLaurent Vivier This options enable a pure virtual machine based on m68k, 143efae7404SLaurent Vivier VIRTIO MMIO devices and GOLDFISH interfaces (TTY, RTC, PIC). 14405d51e42SLaurent Vivier 1450e152d80SGreg Ungererconfig PILOT 1460e152d80SGreg Ungerer bool 1470e152d80SGreg Ungerer 1480e152d80SGreg Ungererconfig PILOT3 1490e152d80SGreg Ungerer bool "Pilot 1000/5000, PalmPilot Personal/Pro, or PalmIII support" 1508b22820eSArnd Bergmann depends on !MMU 1518b22820eSArnd Bergmann select M68328 1520e152d80SGreg Ungerer select PILOT 1530e152d80SGreg Ungerer help 1540e152d80SGreg Ungerer Support for the Palm Pilot 1000/5000, Personal/Pro and PalmIII. 1550e152d80SGreg Ungerer 1560e152d80SGreg Ungererconfig XCOPILOT_BUGS 1570e152d80SGreg Ungerer bool "(X)Copilot support" 1580e152d80SGreg Ungerer depends on PILOT3 1590e152d80SGreg Ungerer help 1600e152d80SGreg Ungerer Support the bugs of Xcopilot. 1610e152d80SGreg Ungerer 1620e152d80SGreg Ungererconfig UCSIMM 1630e152d80SGreg Ungerer bool "uCsimm module support" 1648b22820eSArnd Bergmann depends on !MMU 1658b22820eSArnd Bergmann select M68EZ328 1660e152d80SGreg Ungerer help 1670e152d80SGreg Ungerer Support for the Arcturus Networks uCsimm module. 1680e152d80SGreg Ungerer 1690e152d80SGreg Ungererconfig UCDIMM 1708f607727SGeert Uytterhoeven bool "uCdimm module support" 1718b22820eSArnd Bergmann depends on !MMU 1728b22820eSArnd Bergmann select M68VZ328 1730e152d80SGreg Ungerer help 1748f607727SGeert Uytterhoeven Support for the Arcturus Networks uCdimm module. 1750e152d80SGreg Ungerer 1760e152d80SGreg Ungererconfig DRAGEN2 1775aa52ccfSGeert Uytterhoeven bool "DragonEngine II board support" 1788b22820eSArnd Bergmann depends on !MMU 1798b22820eSArnd Bergmann select M68VZ328 1800e152d80SGreg Ungerer help 1815aa52ccfSGeert Uytterhoeven Support for the DragonEngine II board. 1820e152d80SGreg Ungerer 1830e152d80SGreg Ungererconfig DIRECT_IO_ACCESS 1840e152d80SGreg Ungerer bool "Allow user to access IO directly" 1850e152d80SGreg Ungerer depends on (UCSIMM || UCDIMM || DRAGEN2) 1860e152d80SGreg Ungerer help 1870e152d80SGreg Ungerer Disable the CPU internal registers protection in user mode, 1880e152d80SGreg Ungerer to allow a user application to read/write them. 1890e152d80SGreg Ungerer 1900e152d80SGreg Ungererconfig INIT_LCD 1910e152d80SGreg Ungerer bool "Initialize LCD" 1920e152d80SGreg Ungerer depends on (UCSIMM || UCDIMM || DRAGEN2) 1930e152d80SGreg Ungerer help 1940e152d80SGreg Ungerer Initialize the LCD controller of the 68x328 processor. 1950e152d80SGreg Ungerer 1960e152d80SGreg Ungererconfig MEMORY_RESERVE 1970e152d80SGreg Ungerer int "Memory reservation (MiB)" 1980e152d80SGreg Ungerer depends on (UCSIMM || UCDIMM) 1991aaa557bSRandy Dunlap default 0 2000e152d80SGreg Ungerer help 2010e152d80SGreg Ungerer Reserve certain memory regions on 68x328 based boards. 2020e152d80SGreg Ungerer 2038b22820eSArnd Bergmannendif # M68KCLASSIC 2048b22820eSArnd Bergmann 2050e152d80SGreg Ungererconfig ARN5206 2060e152d80SGreg Ungerer bool "Arnewsh 5206 board support" 2070e152d80SGreg Ungerer depends on M5206 2080e152d80SGreg Ungerer help 2090e152d80SGreg Ungerer Support for the Arnewsh 5206 board. 2100e152d80SGreg Ungerer 2110e152d80SGreg Ungererconfig M5206eC3 2120e152d80SGreg Ungerer bool "Motorola M5206eC3 board support" 2130e152d80SGreg Ungerer depends on M5206e 2140e152d80SGreg Ungerer help 2150e152d80SGreg Ungerer Support for the Motorola M5206eC3 board. 2160e152d80SGreg Ungerer 2170e152d80SGreg Ungererconfig ELITE 2180e152d80SGreg Ungerer bool "Motorola M5206eLITE board support" 2190e152d80SGreg Ungerer depends on M5206e 2200e152d80SGreg Ungerer help 2210e152d80SGreg Ungerer Support for the Motorola M5206eLITE board. 2220e152d80SGreg Ungerer 2230e152d80SGreg Ungererconfig M5235EVB 2240e152d80SGreg Ungerer bool "Freescale M5235EVB support" 2250e152d80SGreg Ungerer depends on M523x 2260e152d80SGreg Ungerer help 2270e152d80SGreg Ungerer Support for the Freescale M5235EVB board. 2280e152d80SGreg Ungerer 2290e152d80SGreg Ungererconfig M5249C3 2300e152d80SGreg Ungerer bool "Motorola M5249C3 board support" 2310e152d80SGreg Ungerer depends on M5249 2320e152d80SGreg Ungerer help 2330e152d80SGreg Ungerer Support for the Motorola M5249C3 board. 2340e152d80SGreg Ungerer 2350e152d80SGreg Ungererconfig M5272C3 2360e152d80SGreg Ungerer bool "Motorola M5272C3 board support" 2370e152d80SGreg Ungerer depends on M5272 2380e152d80SGreg Ungerer help 2390e152d80SGreg Ungerer Support for the Motorola M5272C3 board. 2400e152d80SGreg Ungerer 2410e152d80SGreg Ungererconfig WILDFIRE 2420e152d80SGreg Ungerer bool "Intec Automation Inc. WildFire board support" 2430e152d80SGreg Ungerer depends on M528x 2440e152d80SGreg Ungerer help 2450e152d80SGreg Ungerer Support for the Intec Automation Inc. WildFire. 2460e152d80SGreg Ungerer 2470e152d80SGreg Ungererconfig WILDFIREMOD 2480e152d80SGreg Ungerer bool "Intec Automation Inc. WildFire module support" 2490e152d80SGreg Ungerer depends on M528x 2500e152d80SGreg Ungerer help 2510e152d80SGreg Ungerer Support for the Intec Automation Inc. WildFire module. 2520e152d80SGreg Ungerer 2530e152d80SGreg Ungererconfig ARN5307 2540e152d80SGreg Ungerer bool "Arnewsh 5307 board support" 2550e152d80SGreg Ungerer depends on M5307 2560e152d80SGreg Ungerer help 2570e152d80SGreg Ungerer Support for the Arnewsh 5307 board. 2580e152d80SGreg Ungerer 2590e152d80SGreg Ungererconfig M5307C3 2600e152d80SGreg Ungerer bool "Motorola M5307C3 board support" 2610e152d80SGreg Ungerer depends on M5307 2620e152d80SGreg Ungerer help 2630e152d80SGreg Ungerer Support for the Motorola M5307C3 board. 2640e152d80SGreg Ungerer 2650e152d80SGreg Ungererconfig SECUREEDGEMP3 2660e152d80SGreg Ungerer bool "SnapGear SecureEdge/MP3 platform support" 2670e152d80SGreg Ungerer depends on M5307 2680e152d80SGreg Ungerer help 2690e152d80SGreg Ungerer Support for the SnapGear SecureEdge/MP3 platform. 2700e152d80SGreg Ungerer 2710e152d80SGreg Ungererconfig M5407C3 2720e152d80SGreg Ungerer bool "Motorola M5407C3 board support" 2730e152d80SGreg Ungerer depends on M5407 2740e152d80SGreg Ungerer help 2750e152d80SGreg Ungerer Support for the Motorola M5407C3 board. 2760e152d80SGreg Ungerer 277a41cdd01SAngelo Dureghelloconfig AMCORE 278a41cdd01SAngelo Dureghello bool "Sysam AMCORE board support" 279a41cdd01SAngelo Dureghello depends on M5307 280a41cdd01SAngelo Dureghello help 281a41cdd01SAngelo Dureghello Support for the Sysam AMCORE open-hardware generic board. 282a41cdd01SAngelo Dureghello 283c8b61d50SAngelo Dureghelloconfig STMARK2 284c8b61d50SAngelo Dureghello bool "Sysam stmark2 board support" 285c8b61d50SAngelo Dureghello depends on M5441x 286c8b61d50SAngelo Dureghello help 287c8b61d50SAngelo Dureghello Support for the Sysam stmark2 open-hardware generic board. 288c8b61d50SAngelo Dureghello 2890e152d80SGreg Ungererconfig FIREBEE 2900e152d80SGreg Ungerer bool "FireBee board support" 2910e152d80SGreg Ungerer depends on M547x 2920e152d80SGreg Ungerer help 2930e152d80SGreg Ungerer Support for the FireBee ColdFire 5475 based board. 2940e152d80SGreg Ungerer 2950e152d80SGreg Ungererconfig CLEOPATRA 2960e152d80SGreg Ungerer bool "Feith CLEOPATRA board support" 2970e152d80SGreg Ungerer depends on (M5307 || M5407) 2980e152d80SGreg Ungerer help 2990e152d80SGreg Ungerer Support for the Feith Cleopatra boards. 3000e152d80SGreg Ungerer 3010e152d80SGreg Ungererconfig CANCam 3020e152d80SGreg Ungerer bool "Feith CANCam board support" 3030e152d80SGreg Ungerer depends on M5272 3040e152d80SGreg Ungerer help 3050e152d80SGreg Ungerer Support for the Feith CANCam board. 3060e152d80SGreg Ungerer 3070e152d80SGreg Ungererconfig SCALES 3080e152d80SGreg Ungerer bool "Feith SCALES board support" 3090e152d80SGreg Ungerer depends on M5272 3100e152d80SGreg Ungerer help 3110e152d80SGreg Ungerer Support for the Feith SCALES board. 3120e152d80SGreg Ungerer 3130e152d80SGreg Ungererconfig NETtel 3140e152d80SGreg Ungerer bool "SecureEdge/NETtel board support" 3150e152d80SGreg Ungerer depends on (M5206e || M5272 || M5307) 3160e152d80SGreg Ungerer help 3170e152d80SGreg Ungerer Support for the SnapGear NETtel/SecureEdge/SnapGear boards. 3180e152d80SGreg Ungerer 3190e152d80SGreg Ungererconfig MOD5272 3200e152d80SGreg Ungerer bool "Netburner MOD-5272 board support" 3210e152d80SGreg Ungerer depends on M5272 3220e152d80SGreg Ungerer help 3230e152d80SGreg Ungerer Support for the Netburner MOD-5272 board. 3240e152d80SGreg Ungerer 3250e152d80SGreg Ungererif !MMU || COLDFIRE 3260e152d80SGreg Ungerer 3270e152d80SGreg Ungerercomment "Machine Options" 3280e152d80SGreg Ungerer 3290e152d80SGreg Ungererconfig UBOOT 3300e152d80SGreg Ungerer bool "Support for U-Boot command line parameters" 331a71b9e66SGreg Ungerer depends on COLDFIRE 3320e152d80SGreg Ungerer help 3330e152d80SGreg Ungerer If you say Y here kernel will try to collect command 3340e152d80SGreg Ungerer line parameters from the initial u-boot stack. 3350e152d80SGreg Ungerer 3360e152d80SGreg Ungererconfig 4KSTACKS 3370e152d80SGreg Ungerer bool "Use 4Kb for kernel stacks instead of 8Kb" 3380e152d80SGreg Ungerer default y 3390e152d80SGreg Ungerer help 3400e152d80SGreg Ungerer If you say Y here the kernel will use a 4Kb stacksize for the 3410e152d80SGreg Ungerer kernel stack attached to each process/thread. This facilitates 3420e152d80SGreg Ungerer running more threads on a system and also reduces the pressure 3430e152d80SGreg Ungerer on the VM subsystem for higher order allocations. 3440e152d80SGreg Ungerer 3450e152d80SGreg Ungerercomment "RAM configuration" 3460e152d80SGreg Ungerer 3470e152d80SGreg Ungererconfig RAMBASE 3480e152d80SGreg Ungerer hex "Address of the base of RAM" 3490e152d80SGreg Ungerer default "0" 3500e152d80SGreg Ungerer help 3510e152d80SGreg Ungerer Define the address that RAM starts at. On many platforms this is 3520e152d80SGreg Ungerer 0, the base of the address space. And this is the default. Some 3530e152d80SGreg Ungerer platforms choose to setup their RAM at other addresses within the 3540e152d80SGreg Ungerer processor address space. 3550e152d80SGreg Ungerer 3560e152d80SGreg Ungererconfig RAMSIZE 3570e152d80SGreg Ungerer hex "Size of RAM (in bytes), or 0 for automatic" 3580e152d80SGreg Ungerer default "0x400000" 3590e152d80SGreg Ungerer help 3600e152d80SGreg Ungerer Define the size of the system RAM. If you select 0 then the 3610e152d80SGreg Ungerer kernel will try to probe the RAM size at runtime. This is not 3620e152d80SGreg Ungerer supported on all CPU types. 3630e152d80SGreg Ungerer 3640e152d80SGreg Ungererconfig VECTORBASE 3650e152d80SGreg Ungerer hex "Address of the base of system vectors" 3660e152d80SGreg Ungerer default "0" 3670e152d80SGreg Ungerer help 3680e152d80SGreg Ungerer Define the address of the system vectors. Commonly this is 3690e152d80SGreg Ungerer put at the start of RAM, but it doesn't have to be. On ColdFire 3700e152d80SGreg Ungerer platforms this address is programmed into the VBR register, thus 3710e152d80SGreg Ungerer actually setting the address to use. 3720e152d80SGreg Ungerer 3730e152d80SGreg Ungererconfig MBAR 3740e152d80SGreg Ungerer hex "Address of the MBAR (internal peripherals)" 3750e152d80SGreg Ungerer default "0x10000000" 3760e152d80SGreg Ungerer depends on HAVE_MBAR 3770e152d80SGreg Ungerer help 3780e152d80SGreg Ungerer Define the address of the internal system peripherals. This value 3790e152d80SGreg Ungerer is set in the processors MBAR register. This is generally setup by 3800e152d80SGreg Ungerer the boot loader, and will not be written by the kernel. By far most 3810e152d80SGreg Ungerer ColdFire boards use the default 0x10000000 value, so if unsure then 3820e152d80SGreg Ungerer use this. 3830e152d80SGreg Ungerer 3840e152d80SGreg Ungererconfig IPSBAR 3850e152d80SGreg Ungerer hex "Address of the IPSBAR (internal peripherals)" 3860e152d80SGreg Ungerer default "0x40000000" 3870e152d80SGreg Ungerer depends on HAVE_IPSBAR 3880e152d80SGreg Ungerer help 3890e152d80SGreg Ungerer Define the address of the internal system peripherals. This value 3900e152d80SGreg Ungerer is set in the processors IPSBAR register. This is generally setup by 3910e152d80SGreg Ungerer the boot loader, and will not be written by the kernel. By far most 3920e152d80SGreg Ungerer ColdFire boards use the default 0x40000000 value, so if unsure then 3930e152d80SGreg Ungerer use this. 3940e152d80SGreg Ungerer 3950e152d80SGreg Ungererconfig KERNELBASE 3960e152d80SGreg Ungerer hex "Address of the base of kernel code" 3970e152d80SGreg Ungerer default "0x400" 3980e152d80SGreg Ungerer help 3990e152d80SGreg Ungerer Typically on m68k systems the kernel will not start at the base 4000e152d80SGreg Ungerer of RAM, but usually some small offset from it. Define the start 4010e152d80SGreg Ungerer address of the kernel here. The most common setup will have the 4020e152d80SGreg Ungerer processor vectors at the base of RAM and then the start of the 4030e152d80SGreg Ungerer kernel. On some platforms some RAM is reserved for boot loaders 4040e152d80SGreg Ungerer and the kernel starts after that. The 0x400 default was based on 4050e152d80SGreg Ungerer a system with the RAM based at address 0, and leaving enough room 4060e152d80SGreg Ungerer for the theoretical maximum number of 256 vectors. 4070e152d80SGreg Ungerer 4080e152d80SGreg Ungerercomment "ROM configuration" 4090e152d80SGreg Ungerer 4100e152d80SGreg Ungererconfig ROM 4110e152d80SGreg Ungerer bool "Specify ROM linker regions" 4120e152d80SGreg Ungerer help 4130e152d80SGreg Ungerer Define a ROM region for the linker script. This creates a kernel 4140e152d80SGreg Ungerer that can be stored in flash, with possibly the text, and data 4150e152d80SGreg Ungerer regions being copied out to RAM at startup. 4160e152d80SGreg Ungerer 4170e152d80SGreg Ungererconfig ROMVEC 4180e152d80SGreg Ungerer hex "Address of the base of the ROM vectors" 419*0100f67cSGreg Ungerer default "0x10c10000" 4200e152d80SGreg Ungerer depends on ROM 4210e152d80SGreg Ungerer help 4220e152d80SGreg Ungerer This is almost always the same as the base of the ROM. Since on all 4230e152d80SGreg Ungerer 68000 type variants the vectors are at the base of the boot device 4240e152d80SGreg Ungerer on system startup. 4250e152d80SGreg Ungerer 4260e152d80SGreg Ungererconfig ROMSTART 4270e152d80SGreg Ungerer hex "Address of the base of system image in ROM" 428*0100f67cSGreg Ungerer default "0x10c10400" 4290e152d80SGreg Ungerer depends on ROM 4300e152d80SGreg Ungerer help 4310e152d80SGreg Ungerer Define the start address of the system image in ROM. Commonly this 4320e152d80SGreg Ungerer is strait after the ROM vectors. 4330e152d80SGreg Ungerer 4340e152d80SGreg Ungererchoice 4350e152d80SGreg Ungerer prompt "Kernel executes from" 436a7f7f624SMasahiro Yamada help 4370e152d80SGreg Ungerer Choose the memory type that the kernel will be running in. 4380e152d80SGreg Ungerer 4390e152d80SGreg Ungererconfig RAMKERNEL 4400e152d80SGreg Ungerer bool "RAM" 4410e152d80SGreg Ungerer help 4420e152d80SGreg Ungerer The kernel will be resident in RAM when running. 4430e152d80SGreg Ungerer 4440e152d80SGreg Ungererconfig ROMKERNEL 4450e152d80SGreg Ungerer bool "ROM" 446cd3bf8cfSRandy Dunlap depends on ROM 4470e152d80SGreg Ungerer help 4480e152d80SGreg Ungerer The kernel will be resident in FLASH/ROM when running. This is 4490e152d80SGreg Ungerer often referred to as Execute-in-Place (XIP), since the kernel 4500e152d80SGreg Ungerer code executes from the position it is stored in the FLASH/ROM. 4510e152d80SGreg Ungerer 4520e152d80SGreg Ungererendchoice 4530e152d80SGreg Ungerer 454b5d263cdSJuerg Haefligerendif # !MMU || COLDFIRE 455