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 12*376e3fdeSFinn Thain select ARCH_USE_MEMTEST if MMU_MOTOROLA 13dc072012SGeert Uytterhoeven select ARCH_WANT_IPC_PARSE_VERSION 14bdd15a28SChristoph Hellwig select BINFMT_FLAT_ARGVP_ENVP_ON_STACK 1534dc63a5SChristoph Hellwig select DMA_DIRECT_REMAP if HAS_DMA && MMU && !COLDFIRE 16dc072012SGeert Uytterhoeven select GENERIC_ATOMIC64 17dc072012SGeert Uytterhoeven select GENERIC_CPU_DEVICES 18dc072012SGeert Uytterhoeven select GENERIC_IOMAP 19dc072012SGeert Uytterhoeven select GENERIC_IRQ_SHOW 2066d857b0SGreg Ungerer select HAVE_AOUT if MMU 212ff2b7ecSMasahiro Yamada select HAVE_ASM_MODVERSIONS 229b2a60c4SCatalin Marinas select HAVE_DEBUG_BUGVERBOSE 233aec1db0SArnd Bergmann select HAVE_EFFICIENT_UNALIGNED_ACCESS if !CPU_HAS_NO_UNALIGNED 24e571c58fSFinn Thain select HAVE_FUTEX_CMPXCHG if MMU && FUTEX 25786d35d4SDavid Howells select HAVE_MOD_ARCH_SPECIFIC 26dc072012SGeert Uytterhoeven select HAVE_UID16 27dc072012SGeert Uytterhoeven select MMU_GATHER_NO_RANGE if MMU 28786d35d4SDavid Howells select MODULES_USE_ELF_REL 29786d35d4SDavid Howells select MODULES_USE_ELF_RELA 30dc072012SGeert Uytterhoeven select NO_DMA if !MMU && !COLDFIRE 318be433abSAl Viro select OLD_SIGACTION 32dc072012SGeert Uytterhoeven select OLD_SIGSUSPEND3 33d3876ff7SLinus Torvalds select UACCESS_MEMCPY if !MMU 34dc072012SGeert Uytterhoeven select VIRT_TO_BUS 3563703f37SKefeng Wang select ZONE_DMA 361da177e4SLinus Torvalds 374c97a0c8SBabu Mogerconfig CPU_BIG_ENDIAN 384c97a0c8SBabu Moger def_bool y 394c97a0c8SBabu Moger 40f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U32 41f0d1b0b3SDavid Howells bool 42f0d1b0b3SDavid Howells 43f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U64 44f0d1b0b3SDavid Howells bool 45f0d1b0b3SDavid Howells 46ba1a5b32SAkinobu Mitaconfig GENERIC_HWEIGHT 47ba1a5b32SAkinobu Mita bool 48ba1a5b32SAkinobu Mita default y 49ba1a5b32SAkinobu Mita 501da177e4SLinus Torvaldsconfig GENERIC_CALIBRATE_DELAY 511da177e4SLinus Torvalds bool 521da177e4SLinus Torvalds default y 531da177e4SLinus Torvalds 547f73bafcSGreg Ungererconfig GENERIC_CSUM 557f73bafcSGreg Ungerer bool 567f73bafcSGreg Ungerer 5706027bddSIngo Molnarconfig TIME_LOW_RES 5806027bddSIngo Molnar bool 5906027bddSIngo Molnar default y 6006027bddSIngo Molnar 61ce816fa8SUwe Kleine-Königconfig NO_IOPORT_MAP 625ea81769SAl Viro def_bool y 635ea81769SAl Viro 64bdc80787SH. Peter Anvinconfig HZ 65bdc80787SH. Peter Anvin int 6666d857b0SGreg Ungerer default 1000 if CLEOPATRA 67bdc80787SH. Peter Anvin default 100 68bdc80787SH. Peter Anvin 69980d5b73SKirill A. Shutemovconfig PGTABLE_LEVELS 70980d5b73SKirill A. Shutemov default 2 if SUN3 || COLDFIRE 71980d5b73SKirill A. Shutemov default 3 72980d5b73SKirill A. Shutemov 7366d857b0SGreg Ungererconfig MMU 7466d857b0SGreg Ungerer bool "MMU-based Paged Memory Management Support" 7566d857b0SGreg Ungerer default y 7666d857b0SGreg Ungerer help 7766d857b0SGreg Ungerer Select if you want MMU-based virtualised addressing space 7866d857b0SGreg Ungerer support by paged memory management. If unsure, say 'Y'. 7966d857b0SGreg Ungerer 800e152d80SGreg Ungererconfig MMU_MOTOROLA 810e152d80SGreg Ungerer bool 821da177e4SLinus Torvalds 830e6782c8SGreg Ungererconfig MMU_COLDFIRE 840e6782c8SGreg Ungerer bool 850e6782c8SGreg Ungerer 860e152d80SGreg Ungererconfig MMU_SUN3 870e152d80SGreg Ungerer bool 880e6782c8SGreg Ungerer depends on MMU && !MMU_MOTOROLA && !MMU_COLDFIRE 890e152d80SGreg Ungerer 907d5f5fa2SGeert Uytterhoevenconfig KEXEC 917d5f5fa2SGeert Uytterhoeven bool "kexec system call" 927d5f5fa2SGeert Uytterhoeven depends on M68KCLASSIC 932965faa5SDave Young select KEXEC_CORE 947d5f5fa2SGeert Uytterhoeven help 957d5f5fa2SGeert Uytterhoeven kexec is a system call that implements the ability to shutdown your 967d5f5fa2SGeert Uytterhoeven current kernel, and to start another kernel. It is like a reboot 977d5f5fa2SGeert Uytterhoeven but it is independent of the system firmware. And like a reboot 987d5f5fa2SGeert Uytterhoeven you can start any kernel with it, not just Linux. 997d5f5fa2SGeert Uytterhoeven 1007d5f5fa2SGeert Uytterhoeven The name comes from the similarity to the exec system call. 1017d5f5fa2SGeert Uytterhoeven 1027d5f5fa2SGeert Uytterhoeven It is an ongoing process to be certain the hardware in a machine 1037d5f5fa2SGeert Uytterhoeven is properly shutdown, so do not be surprised if this code does not 1047d5f5fa2SGeert Uytterhoeven initially work for you. As of this writing the exact hardware 1057d5f5fa2SGeert Uytterhoeven interface is strongly in flux, so no good recommendation can be 1067d5f5fa2SGeert Uytterhoeven made. 1077d5f5fa2SGeert Uytterhoeven 1087bc1e4d8SGeert Uytterhoevenconfig BOOTINFO_PROC 1097bc1e4d8SGeert Uytterhoeven bool "Export bootinfo in procfs" 1107bc1e4d8SGeert Uytterhoeven depends on KEXEC && M68KCLASSIC 1117bc1e4d8SGeert Uytterhoeven help 1127bc1e4d8SGeert Uytterhoeven Say Y to export the bootinfo used to boot the kernel in a 1137bc1e4d8SGeert Uytterhoeven "bootinfo" file in procfs. This is useful with kexec. 1147bc1e4d8SGeert Uytterhoeven 1150e152d80SGreg Ungerermenu "Platform setup" 1160e152d80SGreg Ungerer 1178636a1f9SMasahiro Yamadasource "arch/m68k/Kconfig.cpu" 1180e152d80SGreg Ungerer 1198636a1f9SMasahiro Yamadasource "arch/m68k/Kconfig.machine" 1200e152d80SGreg Ungerer 1218636a1f9SMasahiro Yamadasource "arch/m68k/Kconfig.bus" 1220e152d80SGreg Ungerer 1230e152d80SGreg Ungererendmenu 1240e152d80SGreg Ungerer 1250e152d80SGreg Ungerermenu "Kernel Features" 1260e152d80SGreg Ungerer 12766d857b0SGreg Ungererendmenu 12866d857b0SGreg Ungerer 12966d857b0SGreg Ungererif !MMU 13066d857b0SGreg Ungerermenu "Power management options" 13166d857b0SGreg Ungerer 13266d857b0SGreg Ungererconfig PM 13366d857b0SGreg Ungerer bool "Power Management support" 1341da177e4SLinus Torvalds help 13566d857b0SGreg Ungerer Support processor power management modes 1361da177e4SLinus Torvalds 1371da177e4SLinus Torvaldsendmenu 13866d857b0SGreg Ungererendif 1391da177e4SLinus Torvalds 1400e152d80SGreg Ungerersource "arch/m68k/Kconfig.devices" 141