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 7575d6b77SKees Cook select ARCH_HAS_CURRENT_STACK_POINTER 8f28a1f16SChristoph Hellwig select ARCH_HAS_DMA_PREP_COHERENT if HAS_DMA && MMU && !COLDFIRE 99eb8be60SChristoph Hellwig select ARCH_HAS_SYNC_DMA_FOR_DEVICE if HAS_DMA 10dc072012SGeert Uytterhoeven select ARCH_HAVE_NMI_SAFE_CMPXCHG if RMW_INSNS 111a7f6be5SMark Salter select ARCH_MIGHT_HAVE_PC_PARPORT if ISA 1287a4c375SChristoph Hellwig select ARCH_NO_PREEMPT if !COLDFIRE 13376e3fdeSFinn Thain select ARCH_USE_MEMTEST if MMU_MOTOROLA 14dc072012SGeert Uytterhoeven select ARCH_WANT_IPC_PARSE_VERSION 15bdd15a28SChristoph Hellwig select BINFMT_FLAT_ARGVP_ENVP_ON_STACK 1634dc63a5SChristoph Hellwig select DMA_DIRECT_REMAP if HAS_DMA && MMU && !COLDFIRE 17dc072012SGeert Uytterhoeven select GENERIC_ATOMIC64 18dc072012SGeert Uytterhoeven select GENERIC_CPU_DEVICES 19dc072012SGeert Uytterhoeven select GENERIC_IOMAP 20dc072012SGeert Uytterhoeven select GENERIC_IRQ_SHOW 212ff2b7ecSMasahiro Yamada select HAVE_ASM_MODVERSIONS 229b2a60c4SCatalin Marinas select HAVE_DEBUG_BUGVERBOSE 233aec1db0SArnd Bergmann select HAVE_EFFICIENT_UNALIGNED_ACCESS if !CPU_HAS_NO_UNALIGNED 24786d35d4SDavid Howells select HAVE_MOD_ARCH_SPECIFIC 25dc072012SGeert Uytterhoeven select HAVE_UID16 26dc072012SGeert Uytterhoeven select MMU_GATHER_NO_RANGE if MMU 27786d35d4SDavid Howells select MODULES_USE_ELF_REL 28786d35d4SDavid Howells select MODULES_USE_ELF_RELA 29dc072012SGeert Uytterhoeven select NO_DMA if !MMU && !COLDFIRE 308be433abSAl Viro select OLD_SIGACTION 31dc072012SGeert Uytterhoeven select OLD_SIGSUSPEND3 32d3876ff7SLinus Torvalds select UACCESS_MEMCPY if !MMU 3363703f37SKefeng Wang select ZONE_DMA 341da177e4SLinus Torvalds 354c97a0c8SBabu Mogerconfig CPU_BIG_ENDIAN 364c97a0c8SBabu Moger def_bool y 374c97a0c8SBabu Moger 38f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U32 39f0d1b0b3SDavid Howells bool 40f0d1b0b3SDavid Howells 41f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U64 42f0d1b0b3SDavid Howells bool 43f0d1b0b3SDavid Howells 44ba1a5b32SAkinobu Mitaconfig GENERIC_HWEIGHT 45ba1a5b32SAkinobu Mita bool 46ba1a5b32SAkinobu Mita default y 47ba1a5b32SAkinobu Mita 481da177e4SLinus Torvaldsconfig GENERIC_CALIBRATE_DELAY 491da177e4SLinus Torvalds bool 501da177e4SLinus Torvalds default y 511da177e4SLinus Torvalds 527f73bafcSGreg Ungererconfig GENERIC_CSUM 537f73bafcSGreg Ungerer bool 547f73bafcSGreg Ungerer 5506027bddSIngo Molnarconfig TIME_LOW_RES 5606027bddSIngo Molnar bool 5706027bddSIngo Molnar default y 5806027bddSIngo Molnar 59ce816fa8SUwe Kleine-Königconfig NO_IOPORT_MAP 605ea81769SAl Viro def_bool y 615ea81769SAl Viro 62bdc80787SH. Peter Anvinconfig HZ 63bdc80787SH. Peter Anvin int 6466d857b0SGreg Ungerer default 1000 if CLEOPATRA 65bdc80787SH. Peter Anvin default 100 66bdc80787SH. Peter Anvin 67980d5b73SKirill A. Shutemovconfig PGTABLE_LEVELS 68980d5b73SKirill A. Shutemov default 2 if SUN3 || COLDFIRE 69980d5b73SKirill A. Shutemov default 3 70980d5b73SKirill A. Shutemov 7166d857b0SGreg Ungererconfig MMU 7266d857b0SGreg Ungerer bool "MMU-based Paged Memory Management Support" 7366d857b0SGreg Ungerer default y 7466d857b0SGreg Ungerer help 7566d857b0SGreg Ungerer Select if you want MMU-based virtualised addressing space 7666d857b0SGreg Ungerer support by paged memory management. If unsure, say 'Y'. 7766d857b0SGreg Ungerer 780e152d80SGreg Ungererconfig MMU_MOTOROLA 790e152d80SGreg Ungerer bool 801da177e4SLinus Torvalds 810e6782c8SGreg Ungererconfig MMU_COLDFIRE 820e6782c8SGreg Ungerer bool 830e6782c8SGreg Ungerer 840e152d80SGreg Ungererconfig MMU_SUN3 850e152d80SGreg Ungerer bool 860e6782c8SGreg Ungerer depends on MMU && !MMU_MOTOROLA && !MMU_COLDFIRE 870e152d80SGreg Ungerer 887d5f5fa2SGeert Uytterhoevenconfig KEXEC 897d5f5fa2SGeert Uytterhoeven bool "kexec system call" 90*d355a08eSGreg Ungerer depends on M68KCLASSIC && MMU 912965faa5SDave Young select KEXEC_CORE 927d5f5fa2SGeert Uytterhoeven help 937d5f5fa2SGeert Uytterhoeven kexec is a system call that implements the ability to shutdown your 947d5f5fa2SGeert Uytterhoeven current kernel, and to start another kernel. It is like a reboot 957d5f5fa2SGeert Uytterhoeven but it is independent of the system firmware. And like a reboot 967d5f5fa2SGeert Uytterhoeven you can start any kernel with it, not just Linux. 977d5f5fa2SGeert Uytterhoeven 987d5f5fa2SGeert Uytterhoeven The name comes from the similarity to the exec system call. 997d5f5fa2SGeert Uytterhoeven 1007d5f5fa2SGeert Uytterhoeven It is an ongoing process to be certain the hardware in a machine 1017d5f5fa2SGeert Uytterhoeven is properly shutdown, so do not be surprised if this code does not 1027d5f5fa2SGeert Uytterhoeven initially work for you. As of this writing the exact hardware 1037d5f5fa2SGeert Uytterhoeven interface is strongly in flux, so no good recommendation can be 1047d5f5fa2SGeert Uytterhoeven made. 1057d5f5fa2SGeert Uytterhoeven 1067bc1e4d8SGeert Uytterhoevenconfig BOOTINFO_PROC 1077bc1e4d8SGeert Uytterhoeven bool "Export bootinfo in procfs" 1087bc1e4d8SGeert Uytterhoeven depends on KEXEC && M68KCLASSIC 1097bc1e4d8SGeert Uytterhoeven help 1107bc1e4d8SGeert Uytterhoeven Say Y to export the bootinfo used to boot the kernel in a 1117bc1e4d8SGeert Uytterhoeven "bootinfo" file in procfs. This is useful with kexec. 1127bc1e4d8SGeert Uytterhoeven 1130e152d80SGreg Ungerermenu "Platform setup" 1140e152d80SGreg Ungerer 1158636a1f9SMasahiro Yamadasource "arch/m68k/Kconfig.cpu" 1160e152d80SGreg Ungerer 1178636a1f9SMasahiro Yamadasource "arch/m68k/Kconfig.machine" 1180e152d80SGreg Ungerer 1198636a1f9SMasahiro Yamadasource "arch/m68k/Kconfig.bus" 1200e152d80SGreg Ungerer 1210e152d80SGreg Ungererendmenu 1220e152d80SGreg Ungerer 1230e152d80SGreg Ungerermenu "Kernel Features" 1240e152d80SGreg Ungerer 12566d857b0SGreg Ungererendmenu 12666d857b0SGreg Ungerer 12766d857b0SGreg Ungererif !MMU 12866d857b0SGreg Ungerermenu "Power management options" 12966d857b0SGreg Ungerer 13066d857b0SGreg Ungererconfig PM 13166d857b0SGreg Ungerer bool "Power Management support" 1321da177e4SLinus Torvalds help 13366d857b0SGreg Ungerer Support processor power management modes 1341da177e4SLinus Torvalds 1351da177e4SLinus Torvaldsendmenu 13666d857b0SGreg Ungererendif 1371da177e4SLinus Torvalds 1380e152d80SGreg Ungerersource "arch/m68k/Kconfig.devices" 139