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 6aef0f78eSChristoph Hellwig select ARCH_HAS_BINFMT_FLAT 7f28a1f16SChristoph Hellwig select ARCH_HAS_DMA_PREP_COHERENT if HAS_DMA && MMU && !COLDFIRE 89eb8be60SChristoph Hellwig select ARCH_HAS_SYNC_DMA_FOR_DEVICE if HAS_DMA 9dc072012SGeert Uytterhoeven select ARCH_HAVE_NMI_SAFE_CMPXCHG if RMW_INSNS 101a7f6be5SMark Salter select ARCH_MIGHT_HAVE_PC_PARPORT if ISA 1187a4c375SChristoph Hellwig select ARCH_NO_PREEMPT if !COLDFIRE 12dc072012SGeert Uytterhoeven select ARCH_WANT_IPC_PARSE_VERSION 13bdd15a28SChristoph Hellwig select BINFMT_FLAT_ARGVP_ENVP_ON_STACK 1434dc63a5SChristoph Hellwig select DMA_DIRECT_REMAP if HAS_DMA && MMU && !COLDFIRE 15dc072012SGeert Uytterhoeven select GENERIC_ATOMIC64 16dc072012SGeert Uytterhoeven select GENERIC_CPU_DEVICES 17dc072012SGeert Uytterhoeven select GENERIC_IOMAP 18dc072012SGeert Uytterhoeven select GENERIC_IRQ_SHOW 19dc072012SGeert Uytterhoeven select GENERIC_STRNCPY_FROM_USER if MMU 20dc072012SGeert Uytterhoeven select GENERIC_STRNLEN_USER if MMU 2166d857b0SGreg Ungerer select HAVE_AOUT if MMU 222ff2b7ecSMasahiro Yamada select HAVE_ASM_MODVERSIONS 239b2a60c4SCatalin Marinas select HAVE_DEBUG_BUGVERBOSE 24*3aec1db0SArnd Bergmann select HAVE_EFFICIENT_UNALIGNED_ACCESS if !CPU_HAS_NO_UNALIGNED 25e571c58fSFinn Thain select HAVE_FUTEX_CMPXCHG if MMU && FUTEX 26dc072012SGeert Uytterhoeven select HAVE_IDE 27786d35d4SDavid Howells select HAVE_MOD_ARCH_SPECIFIC 28dc072012SGeert Uytterhoeven select HAVE_UID16 29dc072012SGeert Uytterhoeven select MMU_GATHER_NO_RANGE if MMU 30786d35d4SDavid Howells select MODULES_USE_ELF_REL 31786d35d4SDavid Howells select MODULES_USE_ELF_RELA 32dc072012SGeert Uytterhoeven select NO_DMA if !MMU && !COLDFIRE 338be433abSAl Viro select OLD_SIGACTION 34dc072012SGeert Uytterhoeven select OLD_SIGSUSPEND3 355e6e9852SChristoph Hellwig select SET_FS 36d3876ff7SLinus Torvalds select UACCESS_MEMCPY if !MMU 37dc072012SGeert Uytterhoeven select VIRT_TO_BUS 381da177e4SLinus Torvalds 394c97a0c8SBabu Mogerconfig CPU_BIG_ENDIAN 404c97a0c8SBabu Moger def_bool y 414c97a0c8SBabu Moger 42f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U32 43f0d1b0b3SDavid Howells bool 44f0d1b0b3SDavid Howells 45f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U64 46f0d1b0b3SDavid Howells bool 47f0d1b0b3SDavid Howells 48ba1a5b32SAkinobu Mitaconfig GENERIC_HWEIGHT 49ba1a5b32SAkinobu Mita bool 50ba1a5b32SAkinobu Mita default y 51ba1a5b32SAkinobu Mita 521da177e4SLinus Torvaldsconfig GENERIC_CALIBRATE_DELAY 531da177e4SLinus Torvalds bool 541da177e4SLinus Torvalds default y 551da177e4SLinus Torvalds 567f73bafcSGreg Ungererconfig GENERIC_CSUM 577f73bafcSGreg Ungerer bool 587f73bafcSGreg Ungerer 5906027bddSIngo Molnarconfig TIME_LOW_RES 6006027bddSIngo Molnar bool 6106027bddSIngo Molnar default y 6206027bddSIngo Molnar 63ce816fa8SUwe Kleine-Königconfig NO_IOPORT_MAP 645ea81769SAl Viro def_bool y 655ea81769SAl Viro 6666d857b0SGreg Ungererconfig ZONE_DMA 6766d857b0SGreg Ungerer bool 6866d857b0SGreg Ungerer default y 69171d809dSGreg Ungerer 70bdc80787SH. Peter Anvinconfig HZ 71bdc80787SH. Peter Anvin int 7266d857b0SGreg Ungerer default 1000 if CLEOPATRA 73bdc80787SH. Peter Anvin default 100 74bdc80787SH. Peter Anvin 75980d5b73SKirill A. Shutemovconfig PGTABLE_LEVELS 76980d5b73SKirill A. Shutemov default 2 if SUN3 || COLDFIRE 77980d5b73SKirill A. Shutemov default 3 78980d5b73SKirill A. Shutemov 7966d857b0SGreg Ungererconfig MMU 8066d857b0SGreg Ungerer bool "MMU-based Paged Memory Management Support" 8166d857b0SGreg Ungerer default y 8266d857b0SGreg Ungerer help 8366d857b0SGreg Ungerer Select if you want MMU-based virtualised addressing space 8466d857b0SGreg Ungerer support by paged memory management. If unsure, say 'Y'. 8566d857b0SGreg Ungerer 860e152d80SGreg Ungererconfig MMU_MOTOROLA 870e152d80SGreg Ungerer bool 881da177e4SLinus Torvalds 890e6782c8SGreg Ungererconfig MMU_COLDFIRE 900e6782c8SGreg Ungerer bool 910e6782c8SGreg Ungerer 920e152d80SGreg Ungererconfig MMU_SUN3 930e152d80SGreg Ungerer bool 940e6782c8SGreg Ungerer depends on MMU && !MMU_MOTOROLA && !MMU_COLDFIRE 950e152d80SGreg Ungerer 967d5f5fa2SGeert Uytterhoevenconfig KEXEC 977d5f5fa2SGeert Uytterhoeven bool "kexec system call" 987d5f5fa2SGeert Uytterhoeven depends on M68KCLASSIC 992965faa5SDave Young select KEXEC_CORE 1007d5f5fa2SGeert Uytterhoeven help 1017d5f5fa2SGeert Uytterhoeven kexec is a system call that implements the ability to shutdown your 1027d5f5fa2SGeert Uytterhoeven current kernel, and to start another kernel. It is like a reboot 1037d5f5fa2SGeert Uytterhoeven but it is independent of the system firmware. And like a reboot 1047d5f5fa2SGeert Uytterhoeven you can start any kernel with it, not just Linux. 1057d5f5fa2SGeert Uytterhoeven 1067d5f5fa2SGeert Uytterhoeven The name comes from the similarity to the exec system call. 1077d5f5fa2SGeert Uytterhoeven 1087d5f5fa2SGeert Uytterhoeven It is an ongoing process to be certain the hardware in a machine 1097d5f5fa2SGeert Uytterhoeven is properly shutdown, so do not be surprised if this code does not 1107d5f5fa2SGeert Uytterhoeven initially work for you. As of this writing the exact hardware 1117d5f5fa2SGeert Uytterhoeven interface is strongly in flux, so no good recommendation can be 1127d5f5fa2SGeert Uytterhoeven made. 1137d5f5fa2SGeert Uytterhoeven 1147bc1e4d8SGeert Uytterhoevenconfig BOOTINFO_PROC 1157bc1e4d8SGeert Uytterhoeven bool "Export bootinfo in procfs" 1167bc1e4d8SGeert Uytterhoeven depends on KEXEC && M68KCLASSIC 1177bc1e4d8SGeert Uytterhoeven help 1187bc1e4d8SGeert Uytterhoeven Say Y to export the bootinfo used to boot the kernel in a 1197bc1e4d8SGeert Uytterhoeven "bootinfo" file in procfs. This is useful with kexec. 1207bc1e4d8SGeert Uytterhoeven 1210e152d80SGreg Ungerermenu "Platform setup" 1220e152d80SGreg Ungerer 1238636a1f9SMasahiro Yamadasource "arch/m68k/Kconfig.cpu" 1240e152d80SGreg Ungerer 1258636a1f9SMasahiro Yamadasource "arch/m68k/Kconfig.machine" 1260e152d80SGreg Ungerer 1278636a1f9SMasahiro Yamadasource "arch/m68k/Kconfig.bus" 1280e152d80SGreg Ungerer 1290e152d80SGreg Ungererendmenu 1300e152d80SGreg Ungerer 1310e152d80SGreg Ungerermenu "Kernel Features" 1320e152d80SGreg Ungerer 13366d857b0SGreg Ungererendmenu 13466d857b0SGreg Ungerer 13566d857b0SGreg Ungererif !MMU 13666d857b0SGreg Ungerermenu "Power management options" 13766d857b0SGreg Ungerer 13866d857b0SGreg Ungererconfig PM 13966d857b0SGreg Ungerer bool "Power Management support" 1401da177e4SLinus Torvalds help 14166d857b0SGreg Ungerer Support processor power management modes 1421da177e4SLinus Torvalds 1431da177e4SLinus Torvaldsendmenu 14466d857b0SGreg Ungererendif 1451da177e4SLinus Torvalds 1460e152d80SGreg Ungerersource "arch/m68k/Kconfig.devices" 147