summaryrefslogtreecommitdiffstats
path: root/common/Kconfig
blob: 59bd301858522e6827deebd9a64c65791f6c1602 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
config ARCH
	string
	option env="ARCH"

config KERNELVERSION
	string
	option env="KERNELVERSION"

config DEFCONFIG_LIST
	string
	option defconfig_list
	default "$ARCH_DEFCONFIG"
	default "arch/$ARCH/defconfig"

config GREGORIAN_CALENDER
	bool

config HAS_KALLSYMS
	bool

config HAS_MODULES
	bool

config CMD_MEMORY
	bool

config ENV_HANDLING
	select CRC32
	bool

config GENERIC_GPIO
	bool

config BLOCK
	bool

config BLOCK_WRITE
	bool

config HAVE_NOSHELL
	bool

config FILETYPE
	bool

config BINFMT
	bool
	select FILETYPE

config GLOBALVAR
	bool

menu "General Settings              "

config LOCALVERSION
	string "Local version - append to the version string"
	help
	  Append an extra string to the end of your version string.
	  The string you set here will be appended after the contents of
	  any files with a filename matching localversion* in your
	  object and source tree, in that order.  Your total string can
	  be a maximum of 64 characters.

config LOCALVERSION_AUTO
	bool "Automatically append version information to the version string"
	default y
	help
	  This will try to automatically determine if the current tree is a
	  release tree by looking for git tags that belong to the current
	  top of tree revision.

	  A string of the format -gxxxxxxxx will be added to the localversion
	  if a git-based tree is found.  The string generated by this will be
	  appended after any matching localversion* files, and after the value
	  set in CONFIG_LOCALVERSION.

	  (The actual string used here is the first eight characters produced
	  by running the command:

	    $ git rev-parse --verify HEAD

	  which is done within the script "scripts/setlocalversion".)

config BOARDINFO
	string

config BANNER
	bool "display banner"
	default y

config ENVIRONMENT_VARIABLES
	bool "environment variables support"

menu "memory layout                 "

config MMU
	bool "Enable MMU"
	help
	  Saying yes here enables the MMU. This is useful on some architectures
	  to enable the data cache which depends on the MMU. See Documentation/mmu.txt
	  for further information.

config HAVE_CONFIGURABLE_TEXT_BASE
	bool

config TEXT_BASE
	depends on HAVE_CONFIGURABLE_TEXT_BASE
	prompt "TEXT_BASE"
	hex
	default ARCH_TEXT_BASE
	help
	  The Address barebox gets linked at.

config BAREBOX_MAX_IMAGE_SIZE
	prompt "Maximum size of barebox"
	hex
	default 0xffffffff
	help
	  Define the maximum size of barebox

config BAREBOX_MAX_BARE_INIT_SIZE
	prompt "Maximum bare_init size"
	hex
	default 0xffffffff
	help
	  Define the maximum size of bare_init
	  this will allow your bare_init will fit in SRAM as example
	  ARCH can overwrite it via ARCH_BAREBOX_MAX_BARE_INIT_SIZE

config HAVE_CONFIGURABLE_MEMORY_LAYOUT
	bool

choice
	prompt "select memory layout"
	depends on HAVE_CONFIGURABLE_MEMORY_LAYOUT
	default MEMORY_LAYOUT_DEFAULT

config MEMORY_LAYOUT_DEFAULT
	bool "use default memory layout"
	help
	  select this option to use bareboxs standard memory layout:
	  
	  stack
	  -----
	  malloc heap
	  -----
	  TEXT_BASE

config MEMORY_LAYOUT_FIXED
	bool "manually assign a memory layout"
	help
	  select this option to manually assign stack base and malloc
	  heap base

endchoice

config STACK_BASE
	depends on MEMORY_LAYOUT_FIXED
	hex
	prompt "STACK_BASE"

config STACK_SIZE
	hex
	default 0x8000
	prompt "Stack size"

config MALLOC_BASE
	depends on MEMORY_LAYOUT_FIXED
	hex
	prompt "MALLOC_BASE"

config MALLOC_SIZE
	hex
	default 0x400000
	prompt "malloc area size"
endmenu

config BROKEN
	bool
	prompt "Prompt for broken or incomplete code"

config EXPERIMENTAL
	bool
	prompt "Prompt for experimental code"

choice
	prompt "malloc implementation"

config MALLOC_DLMALLOC
	bool "dlmalloc"

config MALLOC_TLSF
	bool "tlsf"

config MALLOC_DUMMY
	bool "dummy malloc"
	depends on SHELL_NONE
	help
	  select this option to use a dummy malloc implementation. With this
	  memory is never freed. This is suitable for well tested noninteractive
	  environments only.

endchoice

config MODULES
	depends on HAS_MODULES
	depends on EXPERIMENTAL
	bool "module support"
	help
	  This option enables support for loadable modules via insmod. Module
	  support is quite experimental at the moment. There is no convenient
	  way to compile modules and the list of exported symbols to actually
	  make use of modules is short to nonexistent

config KALLSYMS
	depends on HAS_KALLSYMS
	bool "kallsyms"
	help
	  With Kallsyms enabled all symbols are compiled into the barebox image.
	  This is useful to print a nice backtrace when an exception occurs.

config RELOCATABLE
	depends on PPC
	bool "generate relocatable barebox binary"
	help
	  A non relocatable barebox binary will run at it's compiled in
	  link address in RAM. This leads to smaller image sizes but may
	  put barebox just in the middle of RAM. With this option enabled
	  instead barebox can determine this address at runtime and thus
	  allowing it to relocate to the end of the available RAM. This
	  way you have the whole memory in a single piece.

config MACH_HAS_LOWLEVEL_INIT
	bool

config MACH_DO_LOWLEVEL_INIT
	bool "run machine low-level init"
	depends on MACH_HAS_LOWLEVEL_INIT
	default y
	help
	  This entry enables SDRAM and other board low level initialization
	  on many platforms. Disabling this option allows configurations to use
	  barebox as a second stage boot loader.

config ARCH_HAS_LOWLEVEL_INIT
	bool

config PROMPT
	string
	prompt "barebox command prompt"
	default "barebox:"

config BAUDRATE
	int
	prompt "Default baudrate"
	default 115200

config SIMPLE_READLINE
	bool
	default y
	depends on !CMDLINE_EDITING

config LONGHELP
	bool
	prompt "Enable long help texts"

config CBSIZE
	int
	prompt "Buffer size for input from the Console"
	default 1024

config MAXARGS
	int
	prompt "max. Number of arguments accepted for monitor commands"
	default 16

choice
	prompt "Select your shell"

	config SHELL_HUSH
		bool "hush parser"
		select ENVIRONMENT_VARIABLES
		select COMMAND_SUPPORT
		select PARAMETER
		select BINFMT
		help
		  Enable hush support. This is the most advanced shell available
		  for barebox.

	config SHELL_SIMPLE
		bool "Simple parser"
		select ENVIRONMENT_VARIABLES
		select COMMAND_SUPPORT
		select PARAMETER
		help
		  simple shell. No if/then, no return values from commands, no loops

	config SHELL_NONE
		depends on HAVE_NOSHELL
		bool "no shell (noninteractive build)"
		help
		  No shell at all. This means no shell is started and your board has
		  to provide a run_shell() function which is started at the end of
		  the barebox startup process.
endchoice

config GLOB
	bool
	prompt "hush globbing support"
	depends on SHELL_HUSH
	help
	  If you want to use wildcards like * or ? say y here.

config GLOB_SORT
	select QSORT
	bool
	prompt "glob sort support"
	depends on GLOB

config PROMPT_HUSH_PS2
	string
	depends on SHELL_HUSH
	prompt "hush PS2"
	default "> "

config HUSH_FANCY_PROMPT
	bool
	depends on SHELL_HUSH
	select PROCESS_ESCAPE_SEQUENCE
	prompt "allow fancy hush prompts"
	help
	  Allow to set PS1 from the command line. PS1 can have several escaped commands
	  like \h for CONFIG_BOARDINFO or \w for the current working directory.

config HUSH_GETOPT
	bool
	depends on SHELL_HUSH
	prompt "enable builtin getopt"
	help
	  This enables a getopt function builtin to hush.

config CMDLINE_EDITING
	bool
	prompt "Enable command line editing"

config AUTO_COMPLETE
	bool
	depends on CMDLINE_EDITING
	prompt "Enable auto completion"

config MENU
	bool
	prompt "Menu Framework"
	depends on PROCESS_ESCAPE_SEQUENCE
	help
	   a menu framework that allow us to create list menu to simplify
	   barebox and make it more user-frendly

config PASSWORD
	bool
	prompt "Password Framework"
	select DIGEST
	help
	  allow you to have password protection framework

if PASSWORD

choice
	prompt "passwd checksum"

config PASSWD_SUM_MD5
	bool "MD5"
	select MD5

config PASSWD_SUM_SHA1
	bool "SHA1"
	select SHA1

config PASSWD_SUM_SHA256
	bool "SHA256"
	select SHA256

endchoice

endif

config DYNAMIC_CRC_TABLE
	bool
	depends on CRC32
	prompt "Generate the crc32 table dynamically"
	default y
	help
	  Saying yes to this option saves around 800 bytes of binary size.
	  If unsure say yes.

config ERRNO_MESSAGES
	bool
	prompt "print error values as text"
	default y

config TIMESTAMP
	bool
	default y
	select GREGORIAN_CALENDER
	prompt "print timestamp information from images"
	help
	  When CONFIG_TIMESTAMP is selected, the timestamp
	  (date and time) of an image is printed by image
	  commands like bootm or iminfo. This option is
	  automatically enabled when you select CFG_CMD_DATE .

config CONSOLE_FULL
	bool
	default y
	prompt "Enable full console support"
	help
	  This option enables full console support capable of
	  handling multiple consoles.

config CONSOLE_SIMPLE
	bool
	default y
	depends on !CONSOLE_FULL

config CONSOLE_ACTIVATE_FIRST
	depends on CONSOLE_FULL
	bool
	default y
	prompt "activate first console on startup"
	help
	  Normally on startup all consoles are disabled, so you won't
	  see anything from barebox starting. Enabling this option
	  enables the first console.

config CONSOLE_ACTIVATE_ALL
	depends on CONSOLE_FULL
	depends on !CONSOLE_ACTIVATE_FIRST
	bool
	prompt "activate all consoles on startup"
	help
	  Enabling this options activates all consoles on startup, so
	  you will get output and a prompt on all consoles simultaneously.

config PARTITION
	bool
	prompt "Enable Partitions"

config PARTITION_DISK
	depends on PARTITION
	bool "DISK partition support"
	help
	  Add support for handling common partition tables on all kind of disk
	  like devices (harddisks, CF cards, SD cards and so on)

config PARTITION_DISK_DOS
	depends on PARTITION_DISK
	default y
	bool "DOS partition support"
	help
	  Add support to handle partitions in DOS style.

config DEFAULT_ENVIRONMENT
	bool
	default y
	select CMD_LOADENV
	prompt "Compile in default environment"
	help
	  Enabling this option will give you a default environment when
	  the environment found in the environment sector is invalid

config DEFAULT_ENVIRONMENT_COMPRESSED
	bool
	depends on DEFAULT_ENVIRONMENT
	default y if ZLIB
	default y if BZLIB
	default y if LZO_DECOMPRESS

if DEFAULT_ENVIRONMENT_COMPRESSED

choice
	prompt "compression"

config DEFAULT_ENVIRONMENT_COMPRESSED_GZIP
	bool "gzip"
	depends on ZLIB

config DEFAULT_ENVIRONMENT_COMPRESSED_BZIP2
	bool "bzip2"
	depends on BZLIB

config DEFAULT_ENVIRONMENT_COMPRESSED_LZO
	bool "lzo"
	depends on LZO_DECOMPRESS

endchoice

endif

config HAVE_DEFAULT_ENVIRONMENT_NEW
	bool

config DEFAULT_ENVIRONMENT_GENERIC_NEW
	bool
	depends on DEFAULT_ENVIRONMENT
	depends on SHELL_HUSH
	select HUSH_GETOPT
	select GLOB
	select GLOB_SORT
	select CMD_GLOBAL
	select CMD_AUTOMOUNT
	select FLEXIBLE_BOOTARGS
	prompt "Generic environment template"

config DEFAULT_ENVIRONMENT_GENERIC
	bool
	depends on !HAVE_DEFAULT_ENVIRONMENT_NEW
	depends on DEFAULT_ENVIRONMENT
	depends on SHELL_HUSH
	select HUSH_GETOPT
	select CMD_CRC
	select CMD_CRC_CMP
	select CMD_AUTOMOUNT if HAVE_DEFAULT_ENVIRONMENT_NEW
	prompt "Default environment generic"
	help
	  With this option barebox will use the generic default
	  environment found under defaultenv/ in the src tree.
	  The Directory given with DEFAULT_ENVIRONMENT_PATH
	  will be added to the default environment. This should
	  at least contain a /env/config file.
	  This will be able to overwrite the files from defaultenv.

config DEFAULT_ENVIRONMENT_PATH
	string
	depends on DEFAULT_ENVIRONMENT
	prompt "Default environment path"
	help
	  Space separated list of pathes the default environment will be taken from.
	  Relative pathes will be relative to the barebox Toplevel dir, but absolute
	  pathes are fine aswell.

config BAREBOXENV_TARGET
	bool
	prompt "build bareboxenv tool for target"
	help
	  'bareboxenv' is a tool to access the barebox environment from a running Linux
	  system. Say yes here to build it for the target.

config POLLER
	bool "generic polling infrastructure"

config RESET_SOURCE
	bool "detect Reset cause"
	depends on GLOBALVAR
	help
	  Provide a global variable at runtine which reflects the possible cause
	  of the reset and why the bootloader is currently running. It can be
	  useful for any kind of system recovery or repair.

endmenu

menu "Debugging                     "

config DEBUG_INFO
	bool
	prompt "enable debug symbols"
	help
	  Enable build of barebox with -g.

config ENABLE_FLASH_NOISE
	bool
	prompt "verbose flash handling"
	help
	  Enable this to get noisy flash handling routines

config ENABLE_PARTITION_NOISE
	bool
	prompt "verbose partition handling"
	help
	  Enable this to get noisy partition handling routines

config ENABLE_DEVICE_NOISE
	bool
	prompt "verbose device handling"
	help
	  Enable this to get noisy device handling routines

config DEBUG_LL
	bool
	depends on HAS_DEBUG_LL
	prompt "low level debug messages"
	help
	  Enable this to get low level debug messages during barebox initialization.

endmenu

config HAS_DEBUG_LL
	bool