1# SPDX-License-Identifier: GPL-2.0
2config M68K
3	bool
4	default y
5	select ARCH_32BIT_OFF_T
6	select ARCH_HAS_BINFMT_FLAT
7	select ARCH_HAS_CPU_FINALIZE_INIT if MMU
8	select ARCH_HAS_CURRENT_STACK_POINTER
9	select ARCH_HAS_DMA_PREP_COHERENT if HAS_DMA && MMU && !COLDFIRE
10	select ARCH_HAS_SYNC_DMA_FOR_DEVICE if HAS_DMA
11	select ARCH_HAVE_NMI_SAFE_CMPXCHG if RMW_INSNS
12	select ARCH_MIGHT_HAVE_PC_PARPORT if ISA
13	select ARCH_NO_PREEMPT if !COLDFIRE
14	select ARCH_USE_MEMTEST if MMU_MOTOROLA
15	select ARCH_WANT_IPC_PARSE_VERSION
16	select BINFMT_FLAT_ARGVP_ENVP_ON_STACK
17	select DMA_DIRECT_REMAP if HAS_DMA && MMU && !COLDFIRE
18	select GENERIC_ATOMIC64
19	select GENERIC_CPU_DEVICES
20	select GENERIC_IOMAP
21	select GENERIC_IRQ_SHOW
22	select HAS_IOPORT if PCI || ISA || ATARI_ROM_ISA
23	select HAVE_ARCH_SECCOMP
24	select HAVE_ARCH_SECCOMP_FILTER
25	select HAVE_ASM_MODVERSIONS
26	select HAVE_DEBUG_BUGVERBOSE
27	select HAVE_EFFICIENT_UNALIGNED_ACCESS if !CPU_HAS_NO_UNALIGNED
28	select HAVE_MOD_ARCH_SPECIFIC
29	select HAVE_UID16
30	select MMU_GATHER_NO_RANGE if MMU
31	select MODULES_USE_ELF_REL
32	select MODULES_USE_ELF_RELA
33	select NO_DMA if !MMU && !COLDFIRE
34	select OLD_SIGACTION
35	select OLD_SIGSUSPEND3
36	select UACCESS_MEMCPY if !MMU
37	select ZONE_DMA
38
39config CPU_BIG_ENDIAN
40	def_bool y
41
42config ARCH_HAS_ILOG2_U32
43	bool
44
45config ARCH_HAS_ILOG2_U64
46	bool
47
48config GENERIC_HWEIGHT
49	bool
50	default y
51
52config GENERIC_CALIBRATE_DELAY
53	bool
54	default y
55
56config GENERIC_CSUM
57	bool
58
59config TIME_LOW_RES
60	bool
61	default y
62
63config NO_IOPORT_MAP
64	def_bool y
65
66config HZ
67	int
68	default 1000 if CLEOPATRA
69	default 100
70
71config PGTABLE_LEVELS
72	default 2 if SUN3 || COLDFIRE
73	default 3
74
75config MMU
76	bool "MMU-based Paged Memory Management Support"
77	default y
78	help
79	  Select if you want MMU-based virtualised addressing space
80	  support by paged memory management. If unsure, say 'Y'.
81
82config MMU_MOTOROLA
83	bool
84
85config MMU_COLDFIRE
86	bool
87
88config MMU_SUN3
89	bool
90	depends on MMU && !MMU_MOTOROLA && !MMU_COLDFIRE
91
92config ARCH_SUPPORTS_KEXEC
93	def_bool M68KCLASSIC && MMU
94
95config BOOTINFO_PROC
96	bool "Export bootinfo in procfs"
97	depends on KEXEC && M68KCLASSIC
98	help
99	  Say Y to export the bootinfo used to boot the kernel in a
100	  "bootinfo" file in procfs.  This is useful with kexec.
101
102menu "Platform setup"
103
104source "arch/m68k/Kconfig.cpu"
105
106source "arch/m68k/Kconfig.machine"
107
108source "arch/m68k/Kconfig.bus"
109
110endmenu
111
112menu "Kernel Features"
113
114endmenu
115
116if !MMU
117menu "Power management options"
118
119config PM
120	bool "Power Management support"
121	help
122	  Support processor power management modes
123
124endmenu
125endif
126
127source "arch/m68k/Kconfig.devices"
128