Commit | Line | Data |
---|---|---|
8c2c3df3 CM |
1 | config ARM64 |
2 | def_bool y | |
3 | select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE | |
4 | select GENERIC_CLOCKEVENTS | |
5 | select GENERIC_HARDIRQS_NO_DEPRECATED | |
6 | select GENERIC_IOMAP | |
7 | select GENERIC_IRQ_PROBE | |
8 | select GENERIC_IRQ_SHOW | |
9 | select GENERIC_SMP_IDLE_THREAD | |
10 | select GENERIC_TIME_VSYSCALL | |
11 | select HARDIRQS_SW_RESEND | |
12 | select HAVE_ARCH_TRACEHOOK | |
13 | select HAVE_DMA_API_DEBUG | |
14 | select HAVE_DMA_ATTRS | |
15 | select HAVE_GENERIC_DMA_COHERENT | |
16 | select HAVE_GENERIC_HARDIRQS | |
17 | select HAVE_HW_BREAKPOINT if PERF_EVENTS | |
18 | select HAVE_IRQ_WORK | |
19 | select HAVE_MEMBLOCK | |
20 | select HAVE_PERF_EVENTS | |
21 | select HAVE_SPARSE_IRQ | |
22 | select IRQ_DOMAIN | |
23 | select NO_BOOTMEM | |
24 | select OF | |
25 | select OF_EARLY_FLATTREE | |
26 | select PERF_USE_VMALLOC | |
27 | select RTC_LIB | |
28 | select SPARSE_IRQ | |
29 | help | |
30 | ARM 64-bit (AArch64) Linux support. | |
31 | ||
32 | config 64BIT | |
33 | def_bool y | |
34 | ||
35 | config ARCH_PHYS_ADDR_T_64BIT | |
36 | def_bool y | |
37 | ||
38 | config MMU | |
39 | def_bool y | |
40 | ||
41 | config NO_IOPORT | |
42 | def_bool y | |
43 | ||
44 | config STACKTRACE_SUPPORT | |
45 | def_bool y | |
46 | ||
47 | config LOCKDEP_SUPPORT | |
48 | def_bool y | |
49 | ||
50 | config TRACE_IRQFLAGS_SUPPORT | |
51 | def_bool y | |
52 | ||
53 | config GENERIC_LOCKBREAK | |
54 | def_bool y | |
55 | depends on SMP && PREEMPT | |
56 | ||
57 | config RWSEM_GENERIC_SPINLOCK | |
58 | def_bool y | |
59 | ||
60 | config GENERIC_HWEIGHT | |
61 | def_bool y | |
62 | ||
63 | config GENERIC_CSUM | |
64 | def_bool y | |
65 | ||
66 | config GENERIC_CALIBRATE_DELAY | |
67 | def_bool y | |
68 | ||
69 | config ZONE_DMA32 | |
70 | def_bool y | |
71 | ||
72 | config ARCH_DMA_ADDR_T_64BIT | |
73 | def_bool y | |
74 | ||
75 | config NEED_DMA_MAP_STATE | |
76 | def_bool y | |
77 | ||
78 | config NEED_SG_DMA_LENGTH | |
79 | def_bool y | |
80 | ||
81 | config SWIOTLB | |
82 | def_bool y | |
83 | ||
84 | config IOMMU_HELPER | |
85 | def_bool SWIOTLB | |
86 | ||
87 | source "init/Kconfig" | |
88 | ||
89 | source "kernel/Kconfig.freezer" | |
90 | ||
91 | menu "System Type" | |
92 | ||
93 | endmenu | |
94 | ||
95 | menu "Bus support" | |
96 | ||
97 | config ARM_AMBA | |
98 | bool | |
99 | ||
100 | endmenu | |
101 | ||
102 | menu "Kernel Features" | |
103 | ||
104 | source "kernel/time/Kconfig" | |
105 | ||
106 | config ARM64_64K_PAGES | |
107 | bool "Enable 64KB pages support" | |
108 | help | |
109 | This feature enables 64KB pages support (4KB by default) | |
110 | allowing only two levels of page tables and faster TLB | |
111 | look-up. AArch32 emulation is not available when this feature | |
112 | is enabled. | |
113 | ||
114 | config SMP | |
115 | bool "Symmetric Multi-Processing" | |
116 | select USE_GENERIC_SMP_HELPERS | |
117 | help | |
118 | This enables support for systems with more than one CPU. If | |
119 | you say N here, the kernel will run on single and | |
120 | multiprocessor machines, but will use only one CPU of a | |
121 | multiprocessor machine. If you say Y here, the kernel will run | |
122 | on many, but not all, single processor machines. On a single | |
123 | processor machine, the kernel will run faster if you say N | |
124 | here. | |
125 | ||
126 | If you don't know what to do here, say N. | |
127 | ||
128 | config NR_CPUS | |
129 | int "Maximum number of CPUs (2-32)" | |
130 | range 2 32 | |
131 | depends on SMP | |
132 | default "4" | |
133 | ||
134 | source kernel/Kconfig.preempt | |
135 | ||
136 | config HZ | |
137 | int | |
138 | default 100 | |
139 | ||
140 | config ARCH_HAS_HOLES_MEMORYMODEL | |
141 | def_bool y if SPARSEMEM | |
142 | ||
143 | config ARCH_SPARSEMEM_ENABLE | |
144 | def_bool y | |
145 | select SPARSEMEM_VMEMMAP_ENABLE | |
146 | ||
147 | config ARCH_SPARSEMEM_DEFAULT | |
148 | def_bool ARCH_SPARSEMEM_ENABLE | |
149 | ||
150 | config ARCH_SELECT_MEMORY_MODEL | |
151 | def_bool ARCH_SPARSEMEM_ENABLE | |
152 | ||
153 | config HAVE_ARCH_PFN_VALID | |
154 | def_bool ARCH_HAS_HOLES_MEMORYMODEL || !SPARSEMEM | |
155 | ||
156 | config HW_PERF_EVENTS | |
157 | bool "Enable hardware performance counter support for perf events" | |
158 | depends on PERF_EVENTS | |
159 | default y | |
160 | help | |
161 | Enable hardware performance counter support for perf events. If | |
162 | disabled, perf events will use software events only. | |
163 | ||
164 | source "mm/Kconfig" | |
165 | ||
166 | endmenu | |
167 | ||
168 | menu "Boot options" | |
169 | ||
170 | config CMDLINE | |
171 | string "Default kernel command string" | |
172 | default "" | |
173 | help | |
174 | Provide a set of default command-line options at build time by | |
175 | entering them here. As a minimum, you should specify the the | |
176 | root device (e.g. root=/dev/nfs). | |
177 | ||
178 | config CMDLINE_FORCE | |
179 | bool "Always use the default kernel command string" | |
180 | help | |
181 | Always use the default kernel command string, even if the boot | |
182 | loader passes other arguments to the kernel. | |
183 | This is useful if you cannot or don't want to change the | |
184 | command-line options your boot loader passes to the kernel. | |
185 | ||
186 | endmenu | |
187 | ||
188 | menu "Userspace binary formats" | |
189 | ||
190 | source "fs/Kconfig.binfmt" | |
191 | ||
192 | config COMPAT | |
193 | bool "Kernel support for 32-bit EL0" | |
194 | depends on !ARM64_64K_PAGES | |
195 | select COMPAT_BINFMT_ELF | |
196 | help | |
197 | This option enables support for a 32-bit EL0 running under a 64-bit | |
198 | kernel at EL1. AArch32-specific components such as system calls, | |
199 | the user helper functions, VFP support and the ptrace interface are | |
200 | handled appropriately by the kernel. | |
201 | ||
202 | If you want to execute 32-bit userspace applications, say Y. | |
203 | ||
204 | config SYSVIPC_COMPAT | |
205 | def_bool y | |
206 | depends on COMPAT && SYSVIPC | |
207 | ||
208 | endmenu | |
209 | ||
210 | source "net/Kconfig" | |
211 | ||
212 | source "drivers/Kconfig" | |
213 | ||
214 | source "fs/Kconfig" | |
215 | ||
216 | source "arch/arm64/Kconfig.debug" | |
217 | ||
218 | source "security/Kconfig" | |
219 | ||
220 | source "crypto/Kconfig" | |
221 | ||
222 | source "lib/Kconfig" |