microblaze: Convert to new irq function names
[deliverable/linux.git] / arch / microblaze / Kconfig
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1config MICROBLAZE
2 def_bool y
95f72d1e 3 select HAVE_MEMBLOCK
2fd7c761 4 select HAVE_FUNCTION_TRACER
6d9e60ce 5 select HAVE_FUNCTION_TRACE_MCOUNT_TEST
a0d3e665 6 select HAVE_FUNCTION_GRAPH_TRACER
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7 select HAVE_DYNAMIC_FTRACE
8 select HAVE_FTRACE_MCOUNT_RECORD
afc26cb3 9 select USB_ARCH_HAS_EHCI
6fa612b5 10 select ARCH_WANT_OPTIONAL_GPIOLIB
3540ce82 11 select HAVE_OPROFILE
2d5973cb 12 select HAVE_ARCH_KGDB
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13 select HAVE_DMA_ATTRS
14 select HAVE_DMA_API_DEBUG
3540ce82 15 select TRACING_SUPPORT
ae5bf63f 16 select OF
e6ce1324 17 select OF_EARLY_FLATTREE
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18 select HAVE_GENERIC_HARDIRQS
19 select GENERIC_IRQ_PROBE
208a34f5 20 select GENERIC_HARDIRQS_NO_DEPRECATED
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21
22config SWAP
23 def_bool n
24
25config RWSEM_GENERIC_SPINLOCK
26 def_bool y
27
28config RWSEM_XCHGADD_ALGORITHM
29 bool
30
31config ARCH_HAS_ILOG2_U32
32 def_bool n
33
34config ARCH_HAS_ILOG2_U64
35 def_bool n
36
37config GENERIC_FIND_NEXT_BIT
38 def_bool y
39
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40config GENERIC_FIND_BIT_LE
41 def_bool y
42
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43config GENERIC_HWEIGHT
44 def_bool y
45
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46config GENERIC_CALIBRATE_DELAY
47 def_bool y
48
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49config GENERIC_TIME_VSYSCALL
50 def_bool n
51
52config GENERIC_CLOCKEVENTS
53 def_bool y
54
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55config GENERIC_GPIO
56 def_bool y
57
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58config GENERIC_CSUM
59 def_bool y
60
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61config STACKTRACE_SUPPORT
62 def_bool y
63
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64config LOCKDEP_SUPPORT
65 def_bool y
66
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67config HAVE_LATENCYTOP_SUPPORT
68 def_bool y
69
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70source "init/Kconfig"
71
72source "kernel/Kconfig.freezer"
73
74source "arch/microblaze/platform/Kconfig.platform"
75
76menu "Processor type and features"
77
296e2603 78source "kernel/time/Kconfig"
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79
80source "kernel/Kconfig.preempt"
81
82source "kernel/Kconfig.hz"
83
84config MMU
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85 bool "MMU support"
86 default n
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87
88config NO_MMU
89 bool
90 depends on !MMU
91 default y
92
93comment "Boot options"
94
95config CMDLINE_BOOL
96 bool "Default bootloader kernel arguments"
97
98config CMDLINE
99 string "Default kernel command string"
100 depends on CMDLINE_BOOL
101 default "console=ttyUL0,115200"
102 help
103 On some architectures there is currently no way for the boot loader
104 to pass arguments to the kernel. For these architectures, you should
105 supply some command-line options at build time by entering them
106 here.
107
108config CMDLINE_FORCE
109 bool "Force default kernel command string"
110 depends on CMDLINE_BOOL
111 default n
112 help
113 Set this to have arguments from the default kernel command string
114 override those passed by the boot loader.
115
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116config SECCOMP
117 bool "Enable seccomp to safely compute untrusted bytecode"
118 depends on PROC_FS
119 default y
120 help
121 This kernel feature is useful for number crunching applications
122 that may need to compute untrusted bytecode during their
123 execution. By using pipes or other transports made available to
124 the process as file descriptors supporting the read/write
125 syscalls, it's possible to isolate those applications in
126 their own address space using seccomp. Once seccomp is
127 enabled via /proc/<pid>/seccomp, it cannot be disabled
128 and the task is only allowed to execute a few safe syscalls
129 defined by each seccomp mode.
130
131 If unsure, say Y. Only embedded should say N here.
132
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133endmenu
134
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135menu "Advanced setup"
136
137config ADVANCED_OPTIONS
138 bool "Prompt for advanced kernel configuration options"
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139 help
140 This option will enable prompting for a variety of advanced kernel
141 configuration options. These options can cause the kernel to not
142 work if they are set incorrectly, but can be used to optimize certain
143 aspects of kernel memory management.
144
145 Unless you know what you are doing, say N here.
146
147comment "Default settings for advanced configuration options are used"
148 depends on !ADVANCED_OPTIONS
149
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150config XILINX_UNCACHED_SHADOW
151 bool "Are you using uncached shadow for RAM ?"
152 depends on ADVANCED_OPTIONS && !MMU
153 default n
154 help
155 This is needed to be able to allocate uncachable memory regions.
156 The feature requires the design to define the RAM memory controller
157 window to be twice as large as the actual physical memory.
158
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159config HIGHMEM_START_BOOL
160 bool "Set high memory pool address"
161 depends on ADVANCED_OPTIONS && HIGHMEM
162 help
163 This option allows you to set the base address of the kernel virtual
164 area used to map high memory pages. This can be useful in
165 optimizing the layout of kernel virtual memory.
166
167 Say N here unless you know what you are doing.
168
169config HIGHMEM_START
170 hex "Virtual start address of high memory pool" if HIGHMEM_START_BOOL
171 depends on MMU
172 default "0xfe000000"
173
174config LOWMEM_SIZE_BOOL
175 bool "Set maximum low memory"
b8a84059 176 depends on ADVANCED_OPTIONS && MMU
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177 help
178 This option allows you to set the maximum amount of memory which
179 will be used as "low memory", that is, memory which the kernel can
180 access directly, without having to set up a kernel virtual mapping.
181 This can be useful in optimizing the layout of kernel virtual
182 memory.
183
184 Say N here unless you know what you are doing.
185
186config LOWMEM_SIZE
187 hex "Maximum low memory size (in bytes)" if LOWMEM_SIZE_BOOL
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188 default "0x30000000"
189
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190config MANUAL_RESET_VECTOR
191 hex "Microblaze reset vector address setup"
192 default "0x0"
193 help
194 Set this option to have the kernel override the CPU Reset vector.
195 If zero, no change will be made to the MicroBlaze reset vector at
196 address 0x0.
197 If non-zero, a jump instruction to this address, will be written
198 to the reset vector at address 0x0.
199 If you are unsure, set it to default value 0x0.
200
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201config KERNEL_START_BOOL
202 bool "Set custom kernel base address"
203 depends on ADVANCED_OPTIONS
204 help
205 This option allows you to set the kernel virtual address at which
206 the kernel will map low memory (the kernel image will be linked at
207 this address). This can be useful in optimizing the virtual memory
208 layout of the system.
209
210 Say N here unless you know what you are doing.
211
212config KERNEL_START
213 hex "Virtual address of kernel base" if KERNEL_START_BOOL
214 default "0xc0000000" if MMU
215 default KERNEL_BASE_ADDR if !MMU
216
217config TASK_SIZE_BOOL
218 bool "Set custom user task size"
b8a84059 219 depends on ADVANCED_OPTIONS && MMU
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220 help
221 This option allows you to set the amount of virtual address space
222 allocated to user tasks. This can be useful in optimizing the
223 virtual memory layout of the system.
224
225 Say N here unless you know what you are doing.
226
227config TASK_SIZE
228 hex "Size of user task space" if TASK_SIZE_BOOL
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229 default "0x80000000"
230
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231choice
232 prompt "Page size"
233 default MICROBLAZE_4K_PAGES
234 depends on ADVANCED_OPTIONS && !MMU
235 help
236 Select the kernel logical page size. Increasing the page size
237 will reduce software overhead at each page boundary, allow
238 hardware prefetch mechanisms to be more effective, and allow
239 larger dma transfers increasing IO efficiency and reducing
240 overhead. However the utilization of memory will increase.
241 For example, each cached file will using a multiple of the
242 page size to hold its contents and the difference between the
243 end of file and the end of page is wasted.
244
245 If unsure, choose 4K_PAGES.
246
247config MICROBLAZE_4K_PAGES
248 bool "4k page size"
249
250config MICROBLAZE_8K_PAGES
251 bool "8k page size"
252
253config MICROBLAZE_16K_PAGES
254 bool "16k page size"
255
256config MICROBLAZE_32K_PAGES
257 bool "32k page size"
258
259endchoice
260
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261endmenu
262
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263source "mm/Kconfig"
264
910672de 265menu "Executable file formats"
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266
267source "fs/Kconfig.binfmt"
268
269endmenu
270
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271menu "Bus Options"
272
273config PCI
274 bool "PCI support"
275
276config PCI_DOMAINS
277 def_bool PCI
278
279config PCI_SYSCALL
280 def_bool PCI
281
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282config PCI_XILINX
283 bool "Xilinx PCI host bridge support"
284 depends on PCI
285
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286source "drivers/pci/Kconfig"
287
288endmenu
289
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290source "net/Kconfig"
291
292source "drivers/Kconfig"
293
294source "fs/Kconfig"
295
296source "arch/microblaze/Kconfig.debug"
297
298source "security/Kconfig"
299
300source "crypto/Kconfig"
301
302source "lib/Kconfig"
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