1 # SPDX-License-Identifier: GPL-2.0 !! 1 config M68K
2 config NIOS2 !! 2 bool
3 def_bool y !! 3 default y
4 select ARCH_32BIT_OFF_T !! 4 select HAVE_IDE
5 select ARCH_HAS_CPU_CACHE_ALIASING !! 5 select HAVE_AOUT if MMU
6 select ARCH_HAS_DMA_PREP_COHERENT !! 6 select HAVE_DEBUG_BUGVERBOSE
7 select ARCH_HAS_SYNC_DMA_FOR_CPU !! 7 select HAVE_GENERIC_HARDIRQS
8 select ARCH_HAS_SYNC_DMA_FOR_DEVICE !! 8 select GENERIC_IRQ_SHOW
9 select ARCH_HAS_DMA_SET_UNCACHED <<
10 select ARCH_NO_SWAP <<
11 select COMMON_CLK <<
12 select TIMER_OF <<
13 select GENERIC_ATOMIC64 9 select GENERIC_ATOMIC64
>> 10 select HAVE_UID16
>> 11 select VIRT_TO_BUS
>> 12 select ARCH_HAVE_NMI_SAFE_CMPXCHG if RMW_INSNS
14 select GENERIC_CPU_DEVICES 13 select GENERIC_CPU_DEVICES
15 select GENERIC_IRQ_PROBE !! 14 select GENERIC_STRNCPY_FROM_USER if MMU
16 select GENERIC_IRQ_SHOW !! 15 select GENERIC_STRNLEN_USER if MMU
17 select HAVE_ARCH_TRACEHOOK !! 16 select FPU if MMU
18 select HAVE_ARCH_KGDB !! 17 select ARCH_WANT_IPC_PARSE_VERSION
19 select HAVE_PAGE_SIZE_4KB !! 18 select ARCH_USES_GETTIMEOFFSET if MMU && !COLDFIRE
20 select IRQ_DOMAIN !! 19 select HAVE_FUTEX_CMPXCHG if MMU && FUTEX
21 select LOCK_MM_AND_FIND_VMA !! 20 select HAVE_MOD_ARCH_SPECIFIC
>> 21 select MODULES_USE_ELF_REL
22 select MODULES_USE_ELF_RELA 22 select MODULES_USE_ELF_RELA
23 select OF !! 23 select OLD_SIGSUSPEND3
24 select OF_EARLY_FLATTREE !! 24 select OLD_SIGACTION
25 select SOC_BUS <<
26 select SPARSE_IRQ <<
27 select USB_ARCH_HAS_HCD if USB_SUPPORT <<
28 select CPU_NO_EFFICIENT_FFS <<
29 select MMU_GATHER_NO_RANGE if MMU <<
30 25
31 config GENERIC_CSUM !! 26 config RWSEM_GENERIC_SPINLOCK
32 def_bool y !! 27 bool
>> 28 default y
>> 29
>> 30 config RWSEM_XCHGADD_ALGORITHM
>> 31 bool
>> 32
>> 33 config ARCH_HAS_ILOG2_U32
>> 34 bool
>> 35
>> 36 config ARCH_HAS_ILOG2_U64
>> 37 bool
33 38
34 config GENERIC_HWEIGHT 39 config GENERIC_HWEIGHT
35 def_bool y !! 40 bool
>> 41 default y
36 42
37 config GENERIC_CALIBRATE_DELAY 43 config GENERIC_CALIBRATE_DELAY
38 def_bool y !! 44 bool
>> 45 default y
>> 46
>> 47 config GENERIC_CSUM
>> 48 bool
>> 49
>> 50 config TIME_LOW_RES
>> 51 bool
>> 52 default y
39 53
40 config NO_IOPORT_MAP !! 54 config NO_IOPORT
41 def_bool y 55 def_bool y
42 56
43 config FPU !! 57 config NO_DMA
44 def_bool n !! 58 def_bool (MMU && SUN3) || (!MMU && !COLDFIRE)
45 59
46 menu "Kernel features" !! 60 config ZONE_DMA
>> 61 bool
>> 62 default y
>> 63
>> 64 config HZ
>> 65 int
>> 66 default 1000 if CLEOPATRA
>> 67 default 100
47 68
48 source "kernel/Kconfig.hz" !! 69 source "init/Kconfig"
49 70
50 config ARCH_FORCE_MAX_ORDER !! 71 source "kernel/Kconfig.freezer"
51 int "Order of maximal physically conti !! 72
52 default "10" !! 73 config MMU
>> 74 bool "MMU-based Paged Memory Management Support"
>> 75 default y
>> 76 select GENERIC_IOMAP
53 help 77 help
54 The kernel page allocator limits the !! 78 Select if you want MMU-based virtualised addressing space
55 contiguous allocations. The limit is !! 79 support by paged memory management. If unsure, say 'Y'.
56 defines the maximal power of two of <<
57 allocated as a single contiguous blo <<
58 overriding the default setting when <<
59 large blocks of physically contiguou <<
60 80
61 Don't change if unsure. !! 81 config MMU_MOTOROLA
>> 82 bool
62 83
63 endmenu !! 84 config MMU_COLDFIRE
>> 85 bool
64 86
65 source "arch/nios2/platform/Kconfig.platform" !! 87 config MMU_SUN3
>> 88 bool
>> 89 depends on MMU && !MMU_MOTOROLA && !MMU_COLDFIRE
66 90
67 menu "Processor type and features" !! 91 menu "Platform setup"
68 92
69 config MMU !! 93 source arch/m68k/Kconfig.cpu
70 def_bool y <<
71 94
72 config NR_CPUS !! 95 source arch/m68k/Kconfig.machine
73 int <<
74 default "1" <<
75 96
76 config NIOS2_ALIGNMENT_TRAP !! 97 source arch/m68k/Kconfig.bus
77 bool "Catch alignment trap" <<
78 default y <<
79 help <<
80 Nios II CPUs cannot fetch/store data <<
81 i.e., a 2 or 4 byte fetch must start <<
82 2 or 4. Any non-aligned load/store i <<
83 emulated in software if you say Y he <<
84 impact. <<
85 <<
86 comment "Boot options" <<
87 <<
88 config CMDLINE_BOOL <<
89 bool "Default bootloader kernel argume <<
90 default y <<
91 <<
92 config CMDLINE <<
93 string "Default kernel command string" <<
94 default "" <<
95 depends on CMDLINE_BOOL <<
96 help <<
97 On some platforms, there is currentl <<
98 pass arguments to the kernel. For th <<
99 some command-line options at build t <<
100 other cases you can specify kernel a <<
101 to set them up in board prom initial <<
102 <<
103 config CMDLINE_FORCE <<
104 bool "Force default kernel command str <<
105 depends on CMDLINE_BOOL <<
106 help <<
107 Set this to have arguments from the <<
108 override those passed by the boot lo <<
109 98
110 config NIOS2_CMDLINE_IGNORE_DTB !! 99 endmenu
111 bool "Ignore kernel command string fro <<
112 depends on CMDLINE_BOOL <<
113 depends on !CMDLINE_FORCE <<
114 default y <<
115 help <<
116 Set this to ignore the bootargs prop <<
117 chosen node and fall back to CMDLINE <<
118 100
119 config NIOS2_PASS_CMDLINE !! 101 menu "Kernel Features"
120 bool "Passed kernel command line from !! 102
121 help !! 103 if COLDFIRE
122 Use bootargs env variable from u-boo !! 104 source "kernel/Kconfig.preempt"
123 will override "Default kernel comman !! 105 endif
124 Say N if you are unsure. !! 106
125 !! 107 source "mm/Kconfig"
126 config NIOS2_BOOT_LINK_OFFSET <<
127 hex "Link address offset for booting" <<
128 default "0x00500000" <<
129 help <<
130 This option allows you to set the li <<
131 This can be useful if you are on a b <<
132 memory. <<
133 108
134 endmenu 109 endmenu
135 110
136 menu "Advanced setup" !! 111 menu "Executable file formats"
>> 112
>> 113 source "fs/Kconfig.binfmt"
137 114
138 config ADVANCED_OPTIONS !! 115 endmenu
139 bool "Prompt for advanced kernel confi <<
140 116
141 comment "Default settings for advanced configu !! 117 if !MMU
142 depends on !ADVANCED_OPTIONS !! 118 menu "Power management options"
143 119
144 config NIOS2_KERNEL_MMU_REGION_BASE_BOOL !! 120 config PM
145 bool "Set custom kernel MMU region bas !! 121 bool "Power Management support"
146 depends on ADVANCED_OPTIONS <<
147 help 122 help
148 This option allows you to set the vi !! 123 Support processor power management modes
149 124
150 Say N here unless you know what you !! 125 endmenu
>> 126 endif
151 127
152 config NIOS2_KERNEL_MMU_REGION_BASE !! 128 source "net/Kconfig"
153 hex "Virtual base address of the kerne <<
154 default "0x80000000" <<
155 help <<
156 This option allows you to set the vi <<
157 129
158 config NIOS2_KERNEL_REGION_BASE_BOOL !! 130 source "drivers/Kconfig"
159 bool "Set custom kernel region base ad <<
160 depends on ADVANCED_OPTIONS <<
161 help <<
162 This option allows you to set the vi <<
163 131
164 Say N here unless you know what you !! 132 source "arch/m68k/Kconfig.devices"
165 133
166 config NIOS2_KERNEL_REGION_BASE !! 134 source "fs/Kconfig"
167 hex "Virtual base address of the kerne <<
168 default "0xc0000000" <<
169 135
170 config NIOS2_IO_REGION_BASE_BOOL !! 136 source "arch/m68k/Kconfig.debug"
171 bool "Set custom I/O region base addre <<
172 depends on ADVANCED_OPTIONS <<
173 help <<
174 This option allows you to set the vi <<
175 137
176 Say N here unless you know what you !! 138 source "security/Kconfig"
177 139
178 config NIOS2_IO_REGION_BASE !! 140 source "crypto/Kconfig"
179 hex "Virtual base address of the I/O r <<
180 default "0xe0000000" <<
181 141
182 endmenu !! 142 source "lib/Kconfig"
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