1b2441318SGreg Kroah-Hartman# SPDX-License-Identifier: GPL-2.0 21da177e4SLinus Torvaldsconfig M68K 31da177e4SLinus Torvalds bool 41da177e4SLinus Torvalds default y 5942fa985SYury Norov select ARCH_32BIT_OFF_T 634dc63a5SChristoph Hellwig select ARCH_HAS_DMA_MMAP_PGPROT if MMU && !COLDFIRE 79eb8be60SChristoph Hellwig select ARCH_HAS_SYNC_DMA_FOR_DEVICE if HAS_DMA 81a7f6be5SMark Salter select ARCH_MIGHT_HAVE_PC_PARPORT if ISA 907c75d7aSVladimir Murzin select ARCH_NO_COHERENT_DMA_MMAP if !MMU 1087a4c375SChristoph Hellwig select ARCH_NO_PREEMPT if !COLDFIRE 1134dc63a5SChristoph Hellwig select DMA_DIRECT_REMAP if HAS_DMA && MMU && !COLDFIRE 12ec7748b5SSam Ravnborg select HAVE_IDE 1366d857b0SGreg Ungerer select HAVE_AOUT if MMU 149b2a60c4SCatalin Marinas select HAVE_DEBUG_BUGVERBOSE 15d890d739SGeert Uytterhoeven select GENERIC_IRQ_SHOW 1642b1b946SGreg Ungerer select GENERIC_ATOMIC64 17af1839ebSCatalin Marinas select HAVE_UID16 184febd95aSStephen Rothwell select VIRT_TO_BUS 19df013ffbSHuang Ying select ARCH_HAVE_NMI_SAFE_CMPXCHG if RMW_INSNS 209f13a1fdSBen Hutchings select GENERIC_CPU_DEVICES 21f79b8592SGreg Ungerer select GENERIC_IOMAP 22d8ce7263SGeert Uytterhoeven select GENERIC_STRNCPY_FROM_USER if MMU 23d8ce7263SGeert Uytterhoeven select GENERIC_STRNLEN_USER if MMU 24c1d7e01dSWill Deacon select ARCH_WANT_IPC_PARSE_VERSION 25e571c58fSFinn Thain select HAVE_FUTEX_CMPXCHG if MMU && FUTEX 26786d35d4SDavid Howells select HAVE_MOD_ARCH_SPECIFIC 27786d35d4SDavid Howells select MODULES_USE_ELF_REL 28786d35d4SDavid Howells select MODULES_USE_ELF_RELA 291ba3e7efSAl Viro select OLD_SIGSUSPEND3 308be433abSAl Viro select OLD_SIGACTION 316137fed0SPeter Zijlstra select MMU_GATHER_NO_RANGE if MMU 321da177e4SLinus Torvalds 334c97a0c8SBabu Mogerconfig CPU_BIG_ENDIAN 344c97a0c8SBabu Moger def_bool y 354c97a0c8SBabu Moger 36f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U32 37f0d1b0b3SDavid Howells bool 38f0d1b0b3SDavid Howells 39f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U64 40f0d1b0b3SDavid Howells bool 41f0d1b0b3SDavid Howells 42ba1a5b32SAkinobu Mitaconfig GENERIC_HWEIGHT 43ba1a5b32SAkinobu Mita bool 44ba1a5b32SAkinobu Mita default y 45ba1a5b32SAkinobu Mita 461da177e4SLinus Torvaldsconfig GENERIC_CALIBRATE_DELAY 471da177e4SLinus Torvalds bool 481da177e4SLinus Torvalds default y 491da177e4SLinus Torvalds 507f73bafcSGreg Ungererconfig GENERIC_CSUM 517f73bafcSGreg Ungerer bool 527f73bafcSGreg Ungerer 5306027bddSIngo Molnarconfig TIME_LOW_RES 5406027bddSIngo Molnar bool 5506027bddSIngo Molnar default y 5606027bddSIngo Molnar 57ce816fa8SUwe Kleine-Königconfig NO_IOPORT_MAP 585ea81769SAl Viro def_bool y 595ea81769SAl Viro 60dfedfaf5SAl Viroconfig NO_DMA 6166d857b0SGreg Ungerer def_bool (MMU && SUN3) || (!MMU && !COLDFIRE) 62dfedfaf5SAl Viro 6366d857b0SGreg Ungererconfig ZONE_DMA 6466d857b0SGreg Ungerer bool 6566d857b0SGreg Ungerer default y 66171d809dSGreg Ungerer 67bdc80787SH. Peter Anvinconfig HZ 68bdc80787SH. Peter Anvin int 6966d857b0SGreg Ungerer default 1000 if CLEOPATRA 70bdc80787SH. Peter Anvin default 100 71bdc80787SH. Peter Anvin 72980d5b73SKirill A. Shutemovconfig PGTABLE_LEVELS 73980d5b73SKirill A. Shutemov default 2 if SUN3 || COLDFIRE 74980d5b73SKirill A. Shutemov default 3 75980d5b73SKirill A. Shutemov 7666d857b0SGreg Ungererconfig MMU 7766d857b0SGreg Ungerer bool "MMU-based Paged Memory Management Support" 7866d857b0SGreg Ungerer default y 7966d857b0SGreg Ungerer help 8066d857b0SGreg Ungerer Select if you want MMU-based virtualised addressing space 8166d857b0SGreg Ungerer support by paged memory management. If unsure, say 'Y'. 8266d857b0SGreg Ungerer 830e152d80SGreg Ungererconfig MMU_MOTOROLA 840e152d80SGreg Ungerer bool 851da177e4SLinus Torvalds 860e6782c8SGreg Ungererconfig MMU_COLDFIRE 870e6782c8SGreg Ungerer bool 880e6782c8SGreg Ungerer 890e152d80SGreg Ungererconfig MMU_SUN3 900e152d80SGreg Ungerer bool 910e6782c8SGreg Ungerer depends on MMU && !MMU_MOTOROLA && !MMU_COLDFIRE 920e152d80SGreg Ungerer 937d5f5fa2SGeert Uytterhoevenconfig KEXEC 947d5f5fa2SGeert Uytterhoeven bool "kexec system call" 957d5f5fa2SGeert Uytterhoeven depends on M68KCLASSIC 962965faa5SDave Young select KEXEC_CORE 977d5f5fa2SGeert Uytterhoeven help 987d5f5fa2SGeert Uytterhoeven kexec is a system call that implements the ability to shutdown your 997d5f5fa2SGeert Uytterhoeven current kernel, and to start another kernel. It is like a reboot 1007d5f5fa2SGeert Uytterhoeven but it is independent of the system firmware. And like a reboot 1017d5f5fa2SGeert Uytterhoeven you can start any kernel with it, not just Linux. 1027d5f5fa2SGeert Uytterhoeven 1037d5f5fa2SGeert Uytterhoeven The name comes from the similarity to the exec system call. 1047d5f5fa2SGeert Uytterhoeven 1057d5f5fa2SGeert Uytterhoeven It is an ongoing process to be certain the hardware in a machine 1067d5f5fa2SGeert Uytterhoeven is properly shutdown, so do not be surprised if this code does not 1077d5f5fa2SGeert Uytterhoeven initially work for you. As of this writing the exact hardware 1087d5f5fa2SGeert Uytterhoeven interface is strongly in flux, so no good recommendation can be 1097d5f5fa2SGeert Uytterhoeven made. 1107d5f5fa2SGeert Uytterhoeven 1117bc1e4d8SGeert Uytterhoevenconfig BOOTINFO_PROC 1127bc1e4d8SGeert Uytterhoeven bool "Export bootinfo in procfs" 1137bc1e4d8SGeert Uytterhoeven depends on KEXEC && M68KCLASSIC 1147bc1e4d8SGeert Uytterhoeven help 1157bc1e4d8SGeert Uytterhoeven Say Y to export the bootinfo used to boot the kernel in a 1167bc1e4d8SGeert Uytterhoeven "bootinfo" file in procfs. This is useful with kexec. 1177bc1e4d8SGeert Uytterhoeven 1180e152d80SGreg Ungerermenu "Platform setup" 1190e152d80SGreg Ungerer 1208636a1f9SMasahiro Yamadasource "arch/m68k/Kconfig.cpu" 1210e152d80SGreg Ungerer 1228636a1f9SMasahiro Yamadasource "arch/m68k/Kconfig.machine" 1230e152d80SGreg Ungerer 1248636a1f9SMasahiro Yamadasource "arch/m68k/Kconfig.bus" 1250e152d80SGreg Ungerer 1260e152d80SGreg Ungererendmenu 1270e152d80SGreg Ungerer 1280e152d80SGreg Ungerermenu "Kernel Features" 1290e152d80SGreg Ungerer 13066d857b0SGreg Ungererendmenu 13166d857b0SGreg Ungerer 13266d857b0SGreg Ungererif !MMU 13366d857b0SGreg Ungerermenu "Power management options" 13466d857b0SGreg Ungerer 13566d857b0SGreg Ungererconfig PM 13666d857b0SGreg Ungerer bool "Power Management support" 1371da177e4SLinus Torvalds help 13866d857b0SGreg Ungerer Support processor power management modes 1391da177e4SLinus Torvalds 1401da177e4SLinus Torvaldsendmenu 14166d857b0SGreg Ungererendif 1421da177e4SLinus Torvalds 1430e152d80SGreg Ungerersource "arch/m68k/Kconfig.devices" 144