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Simon Glass72a8cf82016-01-17 20:53:51 -07001menu "Command line interface"
2
Simon Glass302a6482016-03-13 19:07:28 -06003config CMDLINE
4 bool "Support U-Boot commands"
5 default y
6 help
7 Enable U-Boot's command-line functions. This provides a means
8 to enter commands into U-Boot for a wide variety of purposes. It
9 also allows scripts (containing commands) to be executed.
10 Various commands and command categorys can be indivdually enabled.
11 Depending on the number of commands enabled, this can add
12 substantially to the size of U-Boot.
13
Simon Glass72a8cf82016-01-17 20:53:51 -070014config HUSH_PARSER
15 bool "Use hush shell"
Simon Glass302a6482016-03-13 19:07:28 -060016 depends on CMDLINE
Simon Glass72a8cf82016-01-17 20:53:51 -070017 help
18 This option enables the "hush" shell (from Busybox) as command line
19 interpreter, thus enabling powerful command line syntax like
20 if...then...else...fi conditionals or `&&' and '||'
21 constructs ("shell scripts").
22
23 If disabled, you get the old, much simpler behaviour with a somewhat
24 smaller memory footprint.
25
Simon Glass72a8cf82016-01-17 20:53:51 -070026config SYS_PROMPT
27 string "Shell prompt"
28 default "=> "
29 help
30 This string is displayed in the command line to the left of the
31 cursor.
32
33menu "Autoboot options"
34
Masahiro Yamada41598c82016-06-20 17:33:39 +090035config AUTOBOOT
36 bool "Autoboot"
37 default y
38 help
39 This enables the autoboot. See doc/README.autoboot for detail.
40
Simon Glass72a8cf82016-01-17 20:53:51 -070041config AUTOBOOT_KEYED
42 bool "Stop autobooting via specific input key / string"
43 default n
44 help
45 This option enables stopping (aborting) of the automatic
46 boot feature only by issuing a specific input key or
47 string. If not enabled, any input key will abort the
48 U-Boot automatic booting process and bring the device
49 to the U-Boot prompt for user input.
50
51config AUTOBOOT_PROMPT
52 string "Autoboot stop prompt"
53 depends on AUTOBOOT_KEYED
54 default "Autoboot in %d seconds\\n"
55 help
56 This string is displayed before the boot delay selected by
57 CONFIG_BOOTDELAY starts. If it is not defined there is no
58 output indicating that autoboot is in progress.
59
60 Note that this define is used as the (only) argument to a
61 printf() call, so it may contain '%' format specifications,
62 provided that it also includes, sepearated by commas exactly
63 like in a printf statement, the required arguments. It is
64 the responsibility of the user to select only such arguments
65 that are valid in the given context.
66
67config AUTOBOOT_ENCRYPTION
68 bool "Enable encryption in autoboot stopping"
69 depends on AUTOBOOT_KEYED
70 default n
71
72config AUTOBOOT_DELAY_STR
73 string "Delay autobooting via specific input key / string"
74 depends on AUTOBOOT_KEYED && !AUTOBOOT_ENCRYPTION
75 help
76 This option delays the automatic boot feature by issuing
77 a specific input key or string. If CONFIG_AUTOBOOT_DELAY_STR
78 or the environment variable "bootdelaykey" is specified
79 and this string is received from console input before
80 autoboot starts booting, U-Boot gives a command prompt. The
81 U-Boot prompt will time out if CONFIG_BOOT_RETRY_TIME is
82 used, otherwise it never times out.
83
84config AUTOBOOT_STOP_STR
85 string "Stop autobooting via specific input key / string"
86 depends on AUTOBOOT_KEYED && !AUTOBOOT_ENCRYPTION
87 help
88 This option enables stopping (aborting) of the automatic
89 boot feature only by issuing a specific input key or
90 string. If CONFIG_AUTOBOOT_STOP_STR or the environment
91 variable "bootstopkey" is specified and this string is
92 received from console input before autoboot starts booting,
93 U-Boot gives a command prompt. The U-Boot prompt never
94 times out, even if CONFIG_BOOT_RETRY_TIME is used.
95
96config AUTOBOOT_KEYED_CTRLC
97 bool "Enable Ctrl-C autoboot interruption"
98 depends on AUTOBOOT_KEYED && !AUTOBOOT_ENCRYPTION
99 default n
100 help
101 This option allows for the boot sequence to be interrupted
102 by ctrl-c, in addition to the "bootdelaykey" and "bootstopkey".
103 Setting this variable provides an escape sequence from the
104 limited "password" strings.
105
106config AUTOBOOT_STOP_STR_SHA256
107 string "Stop autobooting via SHA256 encrypted password"
108 depends on AUTOBOOT_KEYED && AUTOBOOT_ENCRYPTION
109 help
110 This option adds the feature to only stop the autobooting,
111 and therefore boot into the U-Boot prompt, when the input
112 string / password matches a values that is encypted via
113 a SHA256 hash and saved in the environment.
114
115endmenu
116
Steve Raee016f0b2016-08-15 17:26:26 -0700117source "cmd/fastboot/Kconfig"
118
Simon Glass72a8cf82016-01-17 20:53:51 -0700119comment "Commands"
120
121menu "Info commands"
122
123config CMD_BDI
124 bool "bdinfo"
125 default y
126 help
127 Print board info
128
Masahiro Yamada61304db2017-01-30 11:12:07 +0900129config CMD_CONFIG
130 bool "config"
131 select BUILD_BIN2C
132 default SANDBOX
133 help
134 Print ".config" contents.
135
136 If this option is enabled, the ".config" file contents are embedded
137 in the U-Boot image and can be printed on the console by the "config"
138 command. This provides information of which options are enabled on
139 the running U-Boot.
140
Simon Glass72a8cf82016-01-17 20:53:51 -0700141config CMD_CONSOLE
142 bool "coninfo"
143 default y
144 help
145 Print console devices and information.
146
147config CMD_CPU
148 bool "cpu"
149 help
150 Print information about available CPUs. This normally shows the
151 number of CPUs, type (e.g. manufacturer, architecture, product or
152 internal name) and clock frequency. Other information may be
153 available depending on the CPU driver.
154
155config CMD_LICENSE
156 bool "license"
Masahiro Yamadad726f222017-01-30 11:12:08 +0900157 select BUILD_BIN2C
Simon Glass72a8cf82016-01-17 20:53:51 -0700158 help
159 Print GPL license text
160
Christophe Leroyfa379222017-08-04 16:34:40 -0600161config CMD_REGINFO
162 bool "reginfo"
163 depends on PPC
164 help
165 Register dump
166
Simon Glass72a8cf82016-01-17 20:53:51 -0700167endmenu
168
169menu "Boot commands"
170
171config CMD_BOOTD
172 bool "bootd"
173 default y
174 help
175 Run the command stored in the environment "bootcmd", i.e.
176 "bootd" does the same thing as "run bootcmd".
177
178config CMD_BOOTM
179 bool "bootm"
180 default y
181 help
182 Boot an application image from the memory.
183
Dinh Nguyenab8243e2016-04-21 09:05:23 -0500184config CMD_BOOTZ
185 bool "bootz"
186 help
187 Boot the Linux zImage
188
Masahiro Yamada26959272016-08-12 08:31:16 -0400189config CMD_BOOTI
190 bool "booti"
191 depends on ARM64
192 default y
193 help
194 Boot an AArch64 Linux Kernel image from memory.
195
Alexander Grafb9939332016-03-10 00:27:20 +0100196config CMD_BOOTEFI
197 bool "bootefi"
198 depends on EFI_LOADER
199 default y
200 help
201 Boot an EFI image from memory.
202
Alexander Graf95b62b22016-11-17 22:40:10 +0100203config CMD_BOOTEFI_HELLO_COMPILE
204 bool "Compile a standard EFI hello world binary for testing"
205 depends on CMD_BOOTEFI && (ARM || X86)
206 default y
207 help
208 This compiles a standard EFI hello world application with U-Boot so
209 that it can be used with the test/py testing framework. This is useful
210 for testing that EFI is working at a basic level, and for bringing
211 up EFI support on a new architecture.
212
213 No additional space will be required in the resulting U-Boot binary
214 when this option is enabled.
215
Simon Glassc7ae3df2016-11-07 08:47:08 -0700216config CMD_BOOTEFI_HELLO
217 bool "Allow booting a standard EFI hello world for testing"
Alexander Graf95b62b22016-11-17 22:40:10 +0100218 depends on CMD_BOOTEFI_HELLO_COMPILE
Simon Glassc7ae3df2016-11-07 08:47:08 -0700219 help
220 This adds a standard EFI hello world application to U-Boot so that
221 it can be used with the 'bootefi hello' command. This is useful
222 for testing that EFI is working at a basic level, and for bringing
223 up EFI support on a new architecture.
224
Tom Rini4880b022016-11-29 09:14:56 -0500225config CMD_BOOTMENU
226 bool "bootmenu"
227 select MENU
228 help
229 Add an ANSI terminal boot menu command.
230
Simon Glass72a8cf82016-01-17 20:53:51 -0700231config CMD_ELF
232 bool "bootelf, bootvx"
233 default y
234 help
235 Boot an ELF/vxWorks image from the memory.
236
Michal Simek23922e22016-04-06 20:28:04 +0200237config CMD_FDT
238 bool "Flattened Device Tree utility commands"
239 default y
240 depends on OF_LIBFDT
241 help
242 Do FDT related setup before booting into the Operating System.
243
Simon Glass72a8cf82016-01-17 20:53:51 -0700244config CMD_GO
245 bool "go"
246 default y
247 help
248 Start an application at a given address.
249
250config CMD_RUN
251 bool "run"
252 default y
253 help
254 Run the command in the given environment variable.
255
256config CMD_IMI
257 bool "iminfo"
258 default y
259 help
260 Print header information for application image.
261
262config CMD_IMLS
263 bool "imls"
264 default y
265 help
266 List all images found in flash
267
268config CMD_XIMG
269 bool "imxtract"
270 default y
271 help
272 Extract a part of a multi-image.
273
274config CMD_POWEROFF
Michal Simeke05d5052017-06-05 08:28:17 +0200275 bool "poweroff"
276 help
277 Poweroff/Shutdown the system
Simon Glass72a8cf82016-01-17 20:53:51 -0700278
Simon Glass72c30332017-08-04 16:34:48 -0600279config CMD_SPL
280 bool "spl export - Export boot information for Falcon boot"
281 depends on SPL
282 help
283 Falcon mode allows booting directly from SPL into an Operating
284 System such as Linux, thus skipping U-Boot proper. See
285 doc/README.falcon for full information about how to use this
286 command.
287
Simon Glass203dc1b2017-08-04 16:34:49 -0600288config CMD_SPL_NAND_OFS
289 hex "Offset of OS command line args for Falcon-mode NAND boot"
290 depends on CMD_SPL
291 default 0
292 help
293 This provides the offset of the command line arguments for Linux
294 when booting from NAND in Falcon mode. See doc/README.falcon
295 for full information about how to use this option (and also see
296 board/gateworks/gw_ventana/README for an example).
297
Simon Glass3a91a252017-08-04 16:34:50 -0600298config CMD_SPL_WRITE_SIZE
299 hex "Size of argument area"
300 depends on CMD_SPL
301 default 0x2000
302 help
303 This provides the size of the command-line argument area in NAND
304 flash used by Falcon-mode boot. See the documentation until CMD_SPL
305 for detail.
306
Simon Glass9b92a8d2017-08-04 16:34:57 -0600307config CMD_THOR_DOWNLOAD
308 bool "thor - TIZEN 'thor' download"
309 help
310 Implements the 'thor' download protocol. This is a way of
311 downloading a software update over USB from an attached host.
312 There is no documentation about this within the U-Boot source code
313 but you should be able to find something on the interwebs.
314
Simon Glass72a8cf82016-01-17 20:53:51 -0700315endmenu
316
317menu "Environment commands"
318
Dinh Nguyenab8243e2016-04-21 09:05:23 -0500319config CMD_ASKENV
320 bool "ask for env variable"
321 help
322 Ask for environment variable
323
Simon Glass72a8cf82016-01-17 20:53:51 -0700324config CMD_EXPORTENV
325 bool "env export"
326 default y
327 help
328 Export environments.
329
330config CMD_IMPORTENV
331 bool "env import"
332 default y
333 help
334 Import environments.
335
336config CMD_EDITENV
337 bool "editenv"
338 default y
339 help
340 Edit environment variable.
341
Dinh Nguyenab8243e2016-04-21 09:05:23 -0500342config CMD_GREPENV
343 bool "search env"
344 help
345 Allow for searching environment variables
346
Simon Glass72a8cf82016-01-17 20:53:51 -0700347config CMD_SAVEENV
348 bool "saveenv"
349 default y
350 help
351 Save all environment variables into the compiled-in persistent
352 storage.
353
354config CMD_ENV_EXISTS
355 bool "env exists"
356 default y
357 help
358 Check if a variable is defined in the environment for use in
359 shell scripting.
360
Simon Glassa55d29d2017-05-17 03:25:13 -0600361config CMD_ENV_CALLBACK
362 bool "env callbacks - print callbacks and their associated variables"
363 help
364 Some environment variable have callbacks defined by
365 U_BOOT_ENV_CALLBACK. These are called when the variable changes.
366 For example changing "baudrate" adjust the serial baud rate. This
367 command lists the currently defined callbacks.
368
Simon Glassffc76582017-05-17 03:25:14 -0600369config CMD_ENV_FLAGS
370 bool "env flags -print variables that have non-default flags"
371 help
372 Some environment variables have special flags that control their
373 behaviour. For example, serial# can only be written once and cannot
374 be deleted. This command shows the variables that have special
375 flags.
376
Simon Glass72a8cf82016-01-17 20:53:51 -0700377endmenu
378
379menu "Memory commands"
380
Simon Glass72a8cf82016-01-17 20:53:51 -0700381config CMD_CRC32
382 bool "crc32"
Simon Glassd70f9192017-05-17 09:05:34 -0600383 select HASH
Simon Glass72a8cf82016-01-17 20:53:51 -0700384 default y
385 help
386 Compute CRC32.
387
Daniel Thompson221a9492017-05-19 17:26:58 +0100388config CRC32_VERIFY
389 bool "crc32 -v"
390 depends on CMD_CRC32
391 help
392 Add -v option to verify data against a crc32 checksum.
393
Simon Glassa1dc9802017-05-17 03:25:10 -0600394config CMD_EEPROM
395 bool "eeprom - EEPROM subsystem"
396 help
397 (deprecated, needs conversion to driver model)
398 Provides commands to read and write EEPROM (Electrically Erasable
399 Programmable Read Only Memory) chips that are connected over an
400 I2C bus.
401
402config CMD_EEPROM_LAYOUT
403 bool "Enable layout-aware eeprom commands"
404 depends on CMD_EEPROM
405 help
406 (deprecated, needs conversion to driver model)
407 When enabled, additional eeprom sub-commands become available.
408
409 eeprom print - prints the contents of the eeprom in a human-readable
410 way (eeprom layout fields, and data formatted to be fit for human
411 consumption).
412
413 eeprom update - allows user to update eeprom fields by specifying
414 the field name, and providing the new data in a human readable format
415 (same format as displayed by the eeprom print command).
416
417 Both commands can either auto detect the layout, or be told which
418 layout to use.
419
420 Feature API:
421 __weak int parse_layout_version(char *str)
422 - override to provide your own layout name parsing
423 __weak void __eeprom_layout_assign(struct eeprom_layout *layout,
424 int layout_version);
425 - override to setup the layout metadata based on the version
426 __weak int eeprom_layout_detect(unsigned char *data)
427 - override to provide your own algorithm for detecting layout
428 version
429 eeprom_field.c
430 - contains various printing and updating functions for common
431 types of eeprom fields. Can be used for defining
432 custom layouts.
433
434config EEPROM_LAYOUT_HELP_STRING
435 string "Tells user what layout names are supported"
436 depends on CMD_EEPROM_LAYOUT
437 default "<not defined>"
438 help
439 Help printed with the LAYOUT VERSIONS part of the 'eeprom'
440 command's help.
441
Simon Glassba71be52017-08-04 16:34:51 -0600442config LOOPW
443 bool "loopw"
444 help
445 Infinite write loop on address range
446
Andre Przywarabea79d72017-03-15 01:19:05 +0000447config CMD_MD5SUM
448 bool "md5sum"
449 default n
450 select MD5
451 help
452 Compute MD5 checksum.
453
Daniel Thompson221a9492017-05-19 17:26:58 +0100454config MD5SUM_VERIFY
Andre Przywarabea79d72017-03-15 01:19:05 +0000455 bool "md5sum -v"
456 default n
457 depends on CMD_MD5SUM
458 help
459 Add -v option to verify data against an MD5 checksum.
460
Simon Glassba71be52017-08-04 16:34:51 -0600461config CMD_MEMINFO
462 bool "meminfo"
Daniel Thompson221a9492017-05-19 17:26:58 +0100463 help
Simon Glassba71be52017-08-04 16:34:51 -0600464 Display memory information.
Daniel Thompson221a9492017-05-19 17:26:58 +0100465
Simon Glassba71be52017-08-04 16:34:51 -0600466config CMD_MEMORY
467 bool "md, mm, nm, mw, cp, cmp, base, loop"
468 default y
Daniel Thompson221a9492017-05-19 17:26:58 +0100469 help
Simon Glassba71be52017-08-04 16:34:51 -0600470 Memory commands.
471 md - memory display
472 mm - memory modify (auto-incrementing address)
473 nm - memory modify (constant address)
474 mw - memory write (fill)
475 cp - memory copy
476 cmp - memory compare
477 base - print or set address offset
478 loop - initialize loop on address range
Simon Glass72a8cf82016-01-17 20:53:51 -0700479
480config CMD_MEMTEST
481 bool "memtest"
482 help
483 Simple RAM read/write test.
484
485config CMD_MX_CYCLIC
486 bool "mdc, mwc"
487 help
488 mdc - memory display cyclic
489 mwc - memory write cyclic
490
Simon Glassba71be52017-08-04 16:34:51 -0600491config CMD_SHA1SUM
492 bool "sha1sum"
493 select SHA1
Simon Glass72a8cf82016-01-17 20:53:51 -0700494 help
Simon Glassba71be52017-08-04 16:34:51 -0600495 Compute SHA1 checksum.
496
497config SHA1SUM_VERIFY
498 bool "sha1sum -v"
499 depends on CMD_SHA1SUM
500 help
501 Add -v option to verify data against a SHA1 checksum.
Simon Glass72a8cf82016-01-17 20:53:51 -0700502
Simon Glass00805d72017-08-04 16:34:52 -0600503config CMD_STRINGS
504 bool "strings - display strings in memory"
505 help
506 This works similarly to the Unix 'strings' command except that it
507 works with a memory range. String of printable characters found
508 within the range are displayed. The minimum number of characters
509 for a sequence to be considered a string can be provided.
510
Simon Glassee7c0e72017-05-17 03:25:43 -0600511endmenu
512
513menu "Compression commands"
514
515config CMD_LZMADEC
516 bool "lzmadec"
517 select LZMA
518 help
519 Support decompressing an LZMA (Lempel-Ziv-Markov chain algorithm)
520 image from memory.
521
Masahiro Yamadae9d33e72017-02-05 10:42:56 +0900522config CMD_UNZIP
523 bool "unzip"
524 help
525 Uncompress a zip-compressed memory region.
526
527config CMD_ZIP
528 bool "zip"
529 help
530 Compress a memory region with zlib deflate method.
531
Simon Glass72a8cf82016-01-17 20:53:51 -0700532endmenu
533
534menu "Device access commands"
535
Simon Glass0c19b4d2017-08-04 16:34:28 -0600536config CMD_ARMFLASH
537 #depends on FLASH_CFI_DRIVER
538 bool "armflash"
539 help
540 ARM Ltd reference designs flash partition access
541
Simon Glassd3156282017-04-26 22:28:02 -0600542config CMD_CLK
543 bool "clk - Show clock frequencies"
544 help
545 (deprecated)
546 Shows clock frequences by calling a sock_clk_dump() hook function.
547 This is depreated in favour of using the CLK uclass and accessing
548 clock values from associated drivers. However currently no command
549 exists for this.
550
Simon Glass72a8cf82016-01-17 20:53:51 -0700551config CMD_DEMO
552 bool "demo - Demonstration commands for driver model"
553 depends on DM
554 help
555 Provides a 'demo' command which can be used to play around with
556 driver model. To use this properly you will need to enable one or
557 both of the demo devices (DM_DEMO_SHAPE and DM_DEMO_SIMPLE).
558 Otherwise you will always get an empty list of devices. The demo
559 devices are defined in the sandbox device tree, so the easiest
560 option is to use sandbox and pass the -d point to sandbox's
561 u-boot.dtb file.
562
Simon Glass0c19b4d2017-08-04 16:34:28 -0600563config CMD_DFU
564 bool "dfu"
565 select USB_FUNCTION_DFU
566 help
567 Enables the command "dfu" which is used to have U-Boot create a DFU
568 class device via USB.
569
570config CMD_DM
571 bool "dm - Access to driver model information"
572 depends on DM
573 default y
574 help
575 Provides access to driver model data structures and information,
576 such as a list of devices, list of uclasses and the state of each
577 device (e.g. activated). This is not required for operation, but
578 can be useful to see the state of driver model for debugging or
579 interest.
580
581config CMD_FDC
582 bool "fdcboot - Boot from floppy device"
583 help
584 The 'fdtboot' command allows booting an image from a floppy disk.
585
586config CMD_FLASH
587 bool "flinfo, erase, protect"
588 default y
589 help
590 NOR flash support.
591 flinfo - print FLASH memory information
592 erase - FLASH memory
593 protect - enable or disable FLASH write protection
594
595config CMD_FPGA
596 bool "fpga"
597 default y
598 help
599 FPGA support.
600
601config CMD_FPGA_LOADBP
602 bool "fpga loadbp - load partial bitstream (Xilinx only)"
603 depends on CMD_FPGA
604 help
605 Supports loading an FPGA device from a bitstream buffer containing
606 a partial bitstream.
607
608config CMD_FPGA_LOADFS
609 bool "fpga loadfs - load bitstream from FAT filesystem (Xilinx only)"
610 depends on CMD_FPGA
611 help
612 Supports loading an FPGA device from a FAT filesystem.
613
614config CMD_FPGA_LOADMK
615 bool "fpga loadmk - load bitstream from image"
616 depends on CMD_FPGA
617 help
618 Supports loading an FPGA device from a image generated by mkimage.
619
620config CMD_FPGA_LOADP
621 bool "fpga loadp - load partial bitstream"
622 depends on CMD_FPGA
623 help
624 Supports loading an FPGA device from a bitstream buffer containing
625 a partial bitstream.
626
627config CMD_FPGAD
628 bool "fpgad - dump FPGA registers"
629 help
630 (legacy, needs conversion to driver model)
631 Provides a way to dump FPGA registers by calling the board-specific
632 fpga_get_reg() function. This functions similarly to the 'md'
633 command.
634
635config CMD_FUSE
636 bool "fuse - support for the fuse subssystem"
637 help
638 (deprecated - needs conversion to driver model)
639 This allows reading, sensing, programming or overriding fuses
640 which control the behaviour of the device. The command uses the
641 fuse_...() API.
642
643config CMD_GPIO
644 bool "gpio"
645 help
646 GPIO support.
647
648config CMD_GPT
649 bool "GPT (GUID Partition Table) command"
650 select PARTITION_UUIDS
651 select EFI_PARTITION
652 help
653 Enable the 'gpt' command to ready and write GPT style partition
654 tables.
655
656config CMD_GPT_RENAME
657 bool "GPT partition renaming commands"
658 depends on CMD_GPT
659 help
660 Enables the 'gpt' command to interchange names on two GPT
661 partitions via the 'gpt swap' command or to rename single
662 partitions via the 'rename' command.
663
Simon Glass75eb9972017-05-17 03:25:29 -0600664config CMD_IDE
665 bool "ide - Support for IDE drivers"
Simon Glassfc843a02017-05-17 03:25:30 -0600666 select IDE
Simon Glass75eb9972017-05-17 03:25:29 -0600667 help
668 Provides an 'ide' command which allows accessing the IDE drive,
669 reseting the IDE interface, printing the partition table and
670 geting device info. It also enables the 'diskboot' command which
671 permits booting from an IDE drive.
672
Simon Glass594e8d12017-05-17 03:25:34 -0600673config CMD_IO
674 bool "io - Support for performing I/O accesses"
675 help
676 Provides an 'iod' command to display I/O space and an 'iow' command
677 to write values to the I/O space. This can be useful for manually
678 checking the state of devices during boot when debugging device
679 drivers, etc.
680
Simon Glass7d0f5c12017-05-17 03:25:36 -0600681config CMD_IOTRACE
682 bool "iotrace - Support for tracing I/O activity"
683 help
684 Provides an 'iotrace' command which supports recording I/O reads and
685 writes in a trace buffer in memory . It also maintains a checksum
686 of the trace records (even if space is exhausted) so that the
687 sequence of I/O accesses can be verified.
688
689 When debugging drivers it is useful to see what I/O accesses were
690 done and in what order.
691
692 Even if the individual accesses are of little interest it can be
693 useful to verify that the access pattern is consistent each time
694 an operation is performed. In this case a checksum can be used to
695 characterise the operation of a driver. The checksum can be compared
696 across different runs of the operation to verify that the driver is
697 working properly.
698
699 In particular, when performing major refactoring of the driver, where
700 the access pattern should not change, the checksum provides assurance
701 that the refactoring work has not broken the driver.
702
703 This works by sneaking into the io.h heder for an architecture and
704 redirecting I/O accesses through iotrace's tracing mechanism.
705
706 For now no commands are provided to examine the trace buffer. The
707 format is fairly simple, so 'md' is a reasonable substitute.
708
709 Note: The checksum feature is only useful for I/O regions where the
710 contents do not change outside of software control. Where this is not
711 suitable you can fall back to manually comparing the addresses. It
712 might be useful to enhance tracing to only checksum the accesses and
713 not the data read/written.
714
Simon Glass0c19b4d2017-08-04 16:34:28 -0600715config CMD_I2C
716 bool "i2c"
717 help
718 I2C support.
719
Simon Glass72a8cf82016-01-17 20:53:51 -0700720config CMD_LOADB
721 bool "loadb"
722 default y
723 help
724 Load a binary file over serial line.
725
726config CMD_LOADS
727 bool "loads"
728 default y
729 help
730 Load an S-Record file over serial line
731
Dinh Nguyenab8243e2016-04-21 09:05:23 -0500732config CMD_MMC
733 bool "mmc"
734 help
735 MMC memory mapped support.
736
Simon Glass72a8cf82016-01-17 20:53:51 -0700737config CMD_NAND
738 bool "nand"
Maxime Ripard522c2822017-03-03 15:13:30 +0100739 default y if NAND_SUNXI
Simon Glass72a8cf82016-01-17 20:53:51 -0700740 help
741 NAND support.
742
Boris Brezillone915d202017-02-27 18:22:07 +0100743if CMD_NAND
744config CMD_NAND_TRIMFFS
745 bool "nand write.trimffs"
Hans de Goeded482a8d2017-02-27 18:22:10 +0100746 default y if ARCH_SUNXI
Boris Brezillone915d202017-02-27 18:22:07 +0100747 help
748 Allows one to skip empty pages when flashing something on a NAND.
749
750config CMD_NAND_LOCK_UNLOCK
751 bool "nand lock/unlock"
752 help
753 NAND locking support.
754
755config CMD_NAND_TORTURE
756 bool "nand torture"
757 help
758 NAND torture support.
759
760endif # CMD_NAND
761
Simon Glassf38c5f52017-08-04 16:34:29 -0600762config CMD_MMC_SPI
763 bool "mmc_spi - Set up MMC SPI device"
764 help
765 Provides a way to set up an MMC (Multimedia Card) SPI (Serial
766 Peripheral Interface) device. The device provides a means of
767 accessing an MMC device via SPI using a single data line, limited
768 to 20MHz. It is useful since it reduces the amount of protocol code
769 required.
770
Simon Glass978f0852017-08-04 16:34:31 -0600771config CMD_ONENAND
772 bool "onenand - access to onenand device"
773 help
774 OneNAND is a brand of NAND ('Not AND' gate) flash which provides
775 various useful features. This command allows reading, writing,
776 and erasing blocks. It allso provides a way to show and change
777 bad blocks, and test the device.
778
Patrick Delaunayb331cd62017-01-27 11:00:42 +0100779config CMD_PART
780 bool "part"
781 select PARTITION_UUIDS
782 help
783 Read and display information about the partition table on
784 various media.
785
Simon Glass6500ec72017-08-04 16:34:34 -0600786config CMD_PCI
787 bool "pci - Access PCI devices"
788 help
789 Provide access to PCI (Peripheral Interconnect Bus), a type of bus
790 used on some devices to allow the CPU to communicate with its
791 peripherals. Sub-commands allow bus enumeration, displaying and
792 changing configuration space and a few other features.
793
Simon Glass7f666552017-08-04 16:34:37 -0600794config CMD_PCMCIA
795 bool "pinit - Set up PCMCIA device"
796 help
797 Provides a means to initialise a PCMCIA (Personal Computer Memory
798 Card International Association) device. This is an old standard from
799 about 1990. These devices are typically removable memory or network
800 cards using a standard 68-pin connector.
801
Simon Glassb75dfd22017-08-04 16:34:39 -0600802config CMD_READ
803 bool "read - Read binary data from a partition"
804 help
805 Provides low-level access to the data in a partition.
806
Simon Glass72a8cf82016-01-17 20:53:51 -0700807config CMD_REMOTEPROC
808 bool "remoteproc"
809 depends on REMOTEPROC
810 help
811 Support for Remote Processor control
812
Simon Glass3bf926c2017-06-14 21:28:24 -0600813config CMD_SATA
814 bool "sata - Access SATA subsystem"
Simon Glass10e40d52017-06-14 21:28:25 -0600815 select SATA
Simon Glass3bf926c2017-06-14 21:28:24 -0600816 help
817 SATA (Serial Advanced Technology Attachment) is a serial bus
818 standard for connecting to hard drives and other storage devices.
819 This command provides information about attached devices and allows
820 reading, writing and other operations.
821
822 SATA replaces PATA (originally just ATA), which stands for Parallel AT
823 Attachment, where AT refers to an IBM AT (Advanced Technology)
824 computer released in 1984.
825
Simon Glass15dc63d2017-08-04 16:34:43 -0600826config CMD_SAVES
827 bool "saves - Save a file over serial in S-Record format"
828 help
829 Provides a way to save a binary file using the Motorola S-Record
830 format over the serial line.
831
Simon Glassefce2442017-08-04 16:34:45 -0600832config CMD_SDRAM
833 bool "sdram - Print SDRAM configuration information"
834 help
835 Provides information about attached SDRAM. This assumed that the
836 SDRAM has an EEPROM with information that can be read using the
837 I2C bus. This is only available on some boards.
838
Simon Glass0c19b4d2017-08-04 16:34:28 -0600839config CMD_SF
840 bool "sf"
841 help
842 SPI Flash support
843
Simon Glass719d36e2017-08-04 16:34:46 -0600844config CMD_SF_TEST
845 bool "sf test - Allow testing of SPI flash"
846 help
847 Provides a way to test that SPI flash is working correctly. The
848 test is destructive, in that an area of SPI flash must be provided
849 for the test to use. Performance information is also provided,
850 measuring the performance of reading, writing and erasing in
851 Mbps (Million Bits Per Second). This value should approximately
852 equal the SPI bus speed for a single-bit-wide SPI bus, assuming
853 everything is working properly.
854
Simon Glass0c19b4d2017-08-04 16:34:28 -0600855config CMD_SPI
856 bool "sspi"
857 help
858 SPI utility command.
859
Simon Glass5605aa82017-08-04 16:35:00 -0600860config CMD_TSI148
861 bool "tsi148 - Command to access tsi148 device"
862 help
863 This provides various sub-commands to initialise and configure the
864 Turndra tsi148 device. See the command help for full details.
865
Simon Glass0c19b4d2017-08-04 16:34:28 -0600866config CMD_USB
867 bool "usb"
868 help
869 USB support.
870
871config CMD_USB_MASS_STORAGE
872 bool "UMS usb mass storage"
873 help
874 USB mass storage support
875
Simon Glass72a8cf82016-01-17 20:53:51 -0700876endmenu
877
878
879menu "Shell scripting commands"
880
881config CMD_ECHO
882 bool "echo"
883 default y
884 help
885 Echo args to console
886
887config CMD_ITEST
888 bool "itest"
889 default y
890 help
891 Return true/false on integer compare.
892
893config CMD_SOURCE
894 bool "source"
895 default y
896 help
897 Run script from memory
898
899config CMD_SETEXPR
900 bool "setexpr"
901 default y
902 help
903 Evaluate boolean and math expressions and store the result in an env
904 variable.
905 Also supports loading the value at a memory location into a variable.
906 If CONFIG_REGEX is enabled, setexpr also supports a gsub function.
907
908endmenu
909
910menu "Network commands"
911
912config CMD_NET
913 bool "bootp, tftpboot"
914 select NET
915 default y
916 help
917 Network commands.
918 bootp - boot image via network using BOOTP/TFTP protocol
919 tftpboot - boot image via network using TFTP protocol
920
921config CMD_TFTPPUT
922 bool "tftp put"
923 help
924 TFTP put command, for uploading files to a server
925
926config CMD_TFTPSRV
927 bool "tftpsrv"
928 help
929 Act as a TFTP server and boot the first received file
930
931config CMD_RARP
932 bool "rarpboot"
933 help
934 Boot image via network using RARP/TFTP protocol
935
936config CMD_DHCP
937 bool "dhcp"
938 help
939 Boot image via network using DHCP/TFTP protocol
940
Yann E. MORINbfb380b2016-11-13 21:59:52 +0100941config CMD_PXE
942 bool "pxe"
943 select MENU
944 help
945 Boot image via network using PXE protocol
946
Simon Glass72a8cf82016-01-17 20:53:51 -0700947config CMD_NFS
948 bool "nfs"
949 default y
950 help
951 Boot image via network using NFS protocol.
952
Dinh Nguyenab8243e2016-04-21 09:05:23 -0500953config CMD_MII
954 bool "mii"
955 help
956 Enable MII utility commands.
957
Simon Glass72a8cf82016-01-17 20:53:51 -0700958config CMD_PING
959 bool "ping"
960 help
961 Send ICMP ECHO_REQUEST to network host
962
963config CMD_CDP
964 bool "cdp"
965 help
966 Perform CDP network configuration
967
968config CMD_SNTP
969 bool "sntp"
970 help
971 Synchronize RTC via network
972
973config CMD_DNS
974 bool "dns"
975 help
976 Lookup the IP of a hostname
977
978config CMD_LINK_LOCAL
979 bool "linklocal"
980 help
981 Acquire a network IP address using the link-local protocol
982
Simon Glassef072202017-05-17 03:25:17 -0600983config CMD_ETHSW
984 bool "ethsw"
985 help
986 Allow control of L2 Ethernet switch commands. These are supported
987 by the vsc9953 Ethernet driver at present. Sub-commands allow
988 operations such as enabling / disabling a port and
989 viewing/maintaining the filtering database (FDB)
990
Simon Glass72a8cf82016-01-17 20:53:51 -0700991endmenu
992
993menu "Misc commands"
994
Simon Glass0f710252017-04-26 22:27:55 -0600995config CMD_BMP
996 bool "Enable 'bmp' command"
997 depends on LCD || DM_VIDEO || VIDEO
998 help
999 This provides a way to obtain information about a BMP-format iamge
1000 and to display it. BMP (which presumably stands for BitMaP) is a
1001 file format defined by Microsoft which supports images of various
1002 depths, formats and compression methods. Headers on the file
1003 determine the formats used. This command can be used by first loading
1004 the image into RAM, then using this command to look at it or display
1005 it.
1006
Simon Glass4893e342017-04-26 22:27:56 -06001007config CMD_BSP
1008 bool "Enable board-specific commands"
1009 help
1010 (deprecated: instead, please define a Kconfig option for each command)
1011
1012 Some boards have board-specific commands which are only enabled
1013 during developemnt and need to be turned off for production. This
1014 option provides a way to control this. The commands that are enabled
1015 vary depending on the board.
1016
Tomas Melincd3d4882016-11-25 11:01:03 +02001017config CMD_BKOPS_ENABLE
1018 bool "mmc bkops enable"
1019 depends on CMD_MMC
1020 default n
1021 help
1022 Enable command for setting manual background operations handshake
1023 on a eMMC device. The feature is optionally available on eMMC devices
1024 conforming to standard >= 4.41.
1025
Eric Nelsone40cf342016-03-28 10:05:44 -07001026config CMD_BLOCK_CACHE
1027 bool "blkcache - control and stats for block cache"
1028 depends on BLOCK_CACHE
1029 default y if BLOCK_CACHE
1030 help
1031 Enable the blkcache command, which can be used to control the
1032 operation of the cache functions.
1033 This is most useful when fine-tuning the operation of the cache
1034 during development, but also allows the cache to be disabled when
1035 it might hurt performance (e.g. when using the ums command).
1036
Dinh Nguyenab8243e2016-04-21 09:05:23 -05001037config CMD_CACHE
1038 bool "icache or dcache"
1039 help
1040 Enable the "icache" and "dcache" commands
1041
Simon Glass93d66ee2017-04-26 22:28:09 -06001042config CMD_DISPLAY
1043 bool "Enable the 'display' command, for character displays"
1044 help
1045 (this needs porting to driver model)
1046 This enables the 'display' command which allows a string to be
1047 displayed on a simple board-specific display. Implement
1048 display_putc() to use it.
1049
Simon Glassffe20522017-04-10 11:34:59 -06001050config CMD_LED
1051 bool "led"
1052 default y if LED
1053 help
1054 Enable the 'led' command which allows for control of LEDs supported
1055 by the board. The LEDs can be listed with 'led list' and controlled
1056 with led on/off/togle/blink. Any LED drivers can be controlled with
1057 this command, e.g. led_gpio.
1058
Chris Packhamc9032ce2017-04-29 15:20:28 +12001059config CMD_DATE
1060 bool "date"
1061 default y if DM_RTC
1062 help
1063 Enable the 'date' command for getting/setting the time/date in RTC
1064 devices.
1065
Simon Glass72a8cf82016-01-17 20:53:51 -07001066config CMD_TIME
1067 bool "time"
1068 help
1069 Run commands and summarize execution time.
1070
Simon Glassd91a9d72017-05-17 03:25:23 -06001071config CMD_GETTIME
1072 bool "gettime - read elapsed time"
1073 help
1074 Enable the 'gettime' command which reads the elapsed time since
1075 U-Boot started running. This shows the time in seconds and
1076 milliseconds. See also the 'bootstage' command which provides more
1077 flexibility for boot timing.
1078
Simon Glass72a8cf82016-01-17 20:53:51 -07001079# TODO: rename to CMD_SLEEP
1080config CMD_MISC
1081 bool "sleep"
1082 default y
1083 help
1084 Delay execution for some time
1085
1086config CMD_TIMER
1087 bool "timer"
1088 help
1089 Access the system timer.
1090
Simon Glass72a8cf82016-01-17 20:53:51 -07001091config CMD_SOUND
1092 bool "sound"
1093 depends on SOUND
1094 help
1095 This provides basic access to the U-Boot's sound support. The main
1096 feature is to play a beep.
1097
1098 sound init - set up sound system
1099 sound play - play a sound
1100
Miao Yan18686592016-05-22 19:37:17 -07001101config CMD_QFW
Tom Rinidd6f3ab2016-05-06 10:40:22 -04001102 bool "qfw"
Miao Yanfcf5c042016-05-22 19:37:14 -07001103 select QFW
Tom Rinidd6f3ab2016-05-06 10:40:22 -04001104 help
1105 This provides access to the QEMU firmware interface. The main
1106 feature is to allow easy loading of files passed to qemu-system
1107 via -kernel / -initrd
Konstantin Porotchkinfa61ef62016-12-08 12:22:28 +02001108
1109source "cmd/mvebu/Kconfig"
1110
Simon Glass3cef3b32017-08-04 16:34:55 -06001111config CMD_TERMINAL
1112 bool "terminal - provides a way to attach a serial terminal"
1113 help
1114 Provides a 'cu'-like serial terminal command. This can be used to
1115 access other serial ports from the system console. The terminal
1116 is very simple with no special processing of characters. As with
1117 cu, you can press ~. (tilde followed by period) to exit.
1118
Simon Glass72a8cf82016-01-17 20:53:51 -07001119endmenu
1120
1121config CMD_BOOTSTAGE
1122 bool "Enable the 'bootstage' command"
1123 depends on BOOTSTAGE
1124 help
1125 Add a 'bootstage' command which supports printing a report
1126 and un/stashing of bootstage data.
1127
1128menu "Power commands"
1129config CMD_PMIC
1130 bool "Enable Driver Model PMIC command"
1131 depends on DM_PMIC
1132 help
1133 This is the pmic command, based on a driver model pmic's API.
1134 Command features are unchanged:
1135 - list - list pmic devices
1136 - pmic dev <id> - show or [set] operating pmic device (NEW)
1137 - pmic dump - dump registers
1138 - pmic read address - read byte of register at address
1139 - pmic write address - write byte to register at address
1140 The only one change for this command is 'dev' subcommand.
1141
1142config CMD_REGULATOR
1143 bool "Enable Driver Model REGULATOR command"
1144 depends on DM_REGULATOR
1145 help
1146 This command is based on driver model regulator's API.
1147 User interface features:
1148 - list - list regulator devices
1149 - regulator dev <id> - show or [set] operating regulator device
1150 - regulator info - print constraints info
1151 - regulator status - print operating status
1152 - regulator value <val] <-f> - print/[set] voltage value [uV]
1153 - regulator current <val> - print/[set] current value [uA]
1154 - regulator mode <id> - print/[set] operating mode id
1155 - regulator enable - enable the regulator output
1156 - regulator disable - disable the regulator output
1157
1158 The '-f' (force) option can be used for set the value which exceeds
1159 the limits, which are found in device-tree and are kept in regulator's
1160 uclass platdata structure.
1161
1162endmenu
1163
1164menu "Security commands"
Simon Glassb1a873d2017-04-26 22:27:49 -06001165config CMD_AES
1166 bool "Enable the 'aes' command"
1167 select AES
1168 help
1169 This provides a means to encrypt and decrypt data using the AES
1170 (Advanced Encryption Standard). This algorithm uses a symetric key
1171 and is widely used as a streaming cipher. Different key lengths are
1172 supported by the algorithm but this command only supports 128 bits
1173 at present.
1174
Simon Glassc04b9b32017-04-26 22:27:53 -06001175config CMD_BLOB
1176 bool "Enable the 'blob' command"
1177 help
1178 This is used with the Freescale secure boot mechanism.
1179
1180 Freescale's SEC block has built-in Blob Protocol which provides
1181 a method for protecting user-defined data across system power
1182 cycles. SEC block protects data in a data structure called a Blob,
1183 which provides both confidentiality and integrity protection.
1184
1185 Encapsulating data as a blob
1186 Each time that the Blob Protocol is used to protect data, a
1187 different randomly generated key is used to encrypt the data.
1188 This random key is itself encrypted using a key which is derived
1189 from SoC's non-volatile secret key and a 16 bit Key identifier.
1190 The resulting encrypted key along with encrypted data is called a
1191 blob. The non-volatile secure key is available for use only during
1192 secure boot.
1193
1194 During decapsulation, the reverse process is performed to get back
1195 the original data.
1196
1197 Sub-commands:
1198 blob enc - encapsulating data as a cryptgraphic blob
1199 blob dec - decapsulating cryptgraphic blob to get the data
1200
1201 Syntax:
1202
1203 blob enc src dst len km
1204
1205 Encapsulate and create blob of data $len bytes long
1206 at address $src and store the result at address $dst.
1207 $km is the 16 byte key modifier is also required for
1208 generation/use as key for cryptographic operation. Key
1209 modifier should be 16 byte long.
1210
1211 blob dec src dst len km
1212
1213 Decapsulate the blob of data at address $src and
1214 store result of $len byte at addr $dst.
1215 $km is the 16 byte key modifier is also required for
1216 generation/use as key for cryptographic operation. Key
1217 modifier should be 16 byte long.
1218
Simon Glass551c3932017-05-17 03:25:25 -06001219config CMD_HASH
1220 bool "Support 'hash' command"
Simon Glassd70f9192017-05-17 09:05:34 -06001221 select HASH
Simon Glass551c3932017-05-17 03:25:25 -06001222 help
1223 This provides a way to hash data in memory using various supported
1224 algorithms (such as SHA1, MD5, CRC32). The computed digest can be
1225 saved to memory or to an environment variable. It is also possible
1226 to verify a hash against data in memory.
1227
Daniel Thompson221a9492017-05-19 17:26:58 +01001228config HASH_VERIFY
1229 bool "hash -v"
1230 depends on CMD_HASH
1231 help
1232 Add -v option to verify data against a hash.
1233
Simon Glass72a8cf82016-01-17 20:53:51 -07001234config CMD_TPM
1235 bool "Enable the 'tpm' command"
1236 depends on TPM
1237 help
1238 This provides a means to talk to a TPM from the command line. A wide
1239 range of commands if provided - see 'tpm help' for details. The
1240 command requires a suitable TPM on your board and the correct driver
1241 must be enabled.
1242
1243config CMD_TPM_TEST
1244 bool "Enable the 'tpm test' command"
1245 depends on CMD_TPM
1246 help
1247 This provides a a series of tests to confirm that the TPM is working
1248 correctly. The tests cover initialisation, non-volatile RAM, extend,
1249 global lock and checking that timing is within expectations. The
1250 tests pass correctly on Infineon TPMs but may need to be adjusted
1251 for other devices.
1252
1253endmenu
1254
Moritz Fischerbfeba012016-10-04 17:08:08 -07001255menu "Firmware commands"
1256config CMD_CROS_EC
1257 bool "Enable crosec command"
1258 depends on CROS_EC
1259 default y
1260 help
1261 Enable command-line access to the Chrome OS EC (Embedded
1262 Controller). This provides the 'crosec' command which has
1263 a number of sub-commands for performing EC tasks such as
1264 updating its flash, accessing a small saved context area
1265 and talking to the I2C bus behind the EC (if there is one).
1266endmenu
1267
Dinh Nguyenab8243e2016-04-21 09:05:23 -05001268menu "Filesystem commands"
Simon Glassd66a10f2017-04-26 22:27:58 -06001269config CMD_CBFS
1270 bool "Enable the 'cbfs' command"
Simon Glassdeb959992017-04-26 22:27:59 -06001271 depends on FS_CBFS
Simon Glassd66a10f2017-04-26 22:27:58 -06001272 help
1273 Define this to enable support for reading from a Coreboot
1274 filesystem. This is a ROM-based filesystem used for accessing files
1275 on systems that use coreboot as the first boot-loader and then load
1276 U-Boot to actually boot the Operating System. Available commands are
1277 cbfsinit, cbfsinfo, cbfsls and cbfsload.
1278
Simon Glass97072742017-04-26 22:28:03 -06001279config CMD_CRAMFS
1280 bool "Enable the 'cramfs' command"
Simon Glass80e44cf2017-04-26 22:28:04 -06001281 depends on FS_CRAMFS
Simon Glass97072742017-04-26 22:28:03 -06001282 help
1283 This provides commands for dealing with CRAMFS (Compressed ROM
1284 filesystem). CRAMFS is useful when space is tight since files are
1285 compressed. Two commands are provided:
1286
1287 cramfsls - lists files in a cramfs image
1288 cramfsload - loads a file from a cramfs image
1289
Dinh Nguyenab8243e2016-04-21 09:05:23 -05001290config CMD_EXT2
1291 bool "ext2 command support"
1292 help
1293 Enables EXT2 FS command
1294
1295config CMD_EXT4
1296 bool "ext4 command support"
1297 help
1298 Enables EXT4 FS command
1299
1300config CMD_EXT4_WRITE
1301 depends on CMD_EXT4
1302 bool "ext4 write command support"
1303 help
1304 Enables EXT4 FS write command
1305
1306config CMD_FAT
1307 bool "FAT command support"
Sekhar Norieedfb892017-06-02 17:53:59 +05301308 select FS_FAT
Dinh Nguyenab8243e2016-04-21 09:05:23 -05001309 help
1310 Support for the FAT fs
1311
1312config CMD_FS_GENERIC
1313 bool "filesystem commands"
1314 help
1315 Enables filesystem commands (e.g. load, ls) that work for multiple
1316 fs types.
Maxime Ripard0269dfa2017-02-27 18:22:04 +01001317
Josua Mayerefbe99c2017-04-24 10:10:45 +02001318config CMD_FS_UUID
1319 bool "fsuuid command"
1320 help
1321 Enables fsuuid command for filesystem UUID.
1322
Simon Glassb8682a72017-05-17 03:25:37 -06001323config CMD_JFFS2
1324 bool "jffs2 command"
Simon Glass59e12a42017-05-17 03:25:38 -06001325 select FS_JFFS2
Simon Glassb8682a72017-05-17 03:25:37 -06001326 help
1327 Enables commands to support the JFFS2 (Journalling Flash File System
1328 version 2) filesystem. This enables fsload, ls and fsinfo which
1329 provide the ability to load files, list directories and obtain
1330 filesystem information.
1331
Maxime Ripard0269dfa2017-02-27 18:22:04 +01001332config CMD_MTDPARTS
Maxime Ripard0269dfa2017-02-27 18:22:04 +01001333 bool "MTD partition support"
1334 help
1335 MTD partition support
1336
1337config MTDIDS_DEFAULT
1338 string "Default MTD IDs"
1339 depends on CMD_MTDPARTS
1340 help
1341 Defines a default MTD ID
1342
1343config MTDPARTS_DEFAULT
1344 string "Default MTD partition scheme"
1345 depends on CMD_MTDPARTS
1346 help
1347 Defines a default MTD partitioning scheme in the Linux MTD command
1348 line partitions format
1349
Simon Glasscb70e6c2017-08-04 16:34:30 -06001350config CMD_MTDPARTS_SPREAD
1351 bool "Padd partition size to take account of bad blocks"
1352 depends on CMD_MTDPARTS
1353 help
1354 This enables the 'spread' sub-command of the mtdparts command.
1355 This command will modify the existing mtdparts variable by increasing
1356 the size of the partitions such that 1) each partition's net size is
1357 at least as large as the size specified in the mtdparts variable and
1358 2) each partition starts on a good block.
1359
Simon Glassf8803a92017-08-04 16:34:41 -06001360config CMD_REISER
1361 bool "reiser - Access to reiserfs filesystems"
1362 help
1363 This provides two commands which operate on a resierfs filesystem,
1364 commonly used some years ago:
1365
1366 reiserls - list files
1367 reiserload - load a file
1368
Simon Glass0941f592017-08-04 16:34:44 -06001369config CMD_SCSI
1370 bool "scsi - Access to SCSI devices"
1371 default y if SCSI
1372 help
1373 This provides a 'scsi' command which provides access to SCSI (Small
1374 Computer System Interface) devices. The command provides a way to
1375 scan the bus, reset the bus, read and write data and get information
1376 about devices.
1377
Simon Glass7a764312017-08-04 16:34:58 -06001378config CMD_YAFFS2
1379 bool "yaffs2 - Access of YAFFS2 filesystem"
1380 depends on YAFFS2
1381 default y
1382 help
1383 This provides commands for accessing a YAFFS2 filesystem. Yet
1384 Another Flash Filesystem 2 is a filesystem designed specifically
1385 for NAND flash. It incorporates bad-block management and ensures
1386 that device writes are sequential regardless of filesystem
1387 activity.
1388
Dinh Nguyenab8243e2016-04-21 09:05:23 -05001389endmenu
1390
Simon Glassac20a1b2017-04-26 22:27:52 -06001391menu "Debug commands"
1392
1393config CMD_BEDBUG
1394 bool "bedbug"
1395 help
1396 The bedbug (emBEDded deBUGger) command provides debugging features
1397 for some PowerPC processors. For details please see the
1398 docuemntation in doc/README.beddbug
1399
Simon Glass3bd25cb2017-04-26 22:28:08 -06001400config CMD_DIAG
1401 bool "diag - Board diagnostics"
1402 help
1403 This command provides access to board diagnostic tests. These are
1404 called Power-on Self Tests (POST). The command allows listing of
1405 available tests and running either all the tests, or specific tests
1406 identified by name.
1407
Simon Glass1b330892017-05-17 03:25:39 -06001408config CMD_IRQ
1409 bool "irq - Show information about interrupts"
Heiko Schocher064b55c2017-06-14 05:49:40 +02001410 depends on !ARM && !MIPS && !SH
Simon Glass1b330892017-05-17 03:25:39 -06001411 help
1412 This enables two commands:
1413
1414 interrupts - enable or disable interrupts
1415 irqinfo - print device-specific interrupt information
Simon Glass6bac2272017-05-17 03:25:40 -06001416
1417config CMD_KGDB
1418 bool "kgdb - Allow debugging of U-Boot with gdb"
1419 help
1420 This enables a 'kgdb' command which allows gdb to connect to U-Boot
1421 over a serial link for debugging purposes. This allows
1422 single-stepping, inspecting variables, etc. This is supported only
1423 on PowerPC at present.
1424
Simon Glassce058ae2017-08-04 16:34:59 -06001425config CMD_TRACE
1426 bool "trace - Support tracing of function calls and timing"
1427 help
1428 Enables a command to control using of function tracing within
1429 U-Boot. This allows recording of call traces including timing
1430 information. The command can write data to memory for exporting
1431 for analsys (e.g. using bootchart). See doc/README.trace for full
1432 details.
1433
Simon Glassac20a1b2017-04-26 22:27:52 -06001434endmenu
1435
Heiko Schocher8f2fe0c2016-09-21 07:58:19 +02001436config CMD_UBI
1437 tristate "Enable UBI - Unsorted block images commands"
1438 select CRC32
1439 select MTD_UBI
Karl Beldan22cf9532017-07-12 16:11:46 +00001440 select CMD_MTDPARTS
Maxime Ripard522c2822017-03-03 15:13:30 +01001441 default y if NAND_SUNXI
Heiko Schocher8f2fe0c2016-09-21 07:58:19 +02001442 help
1443 UBI is a software layer above MTD layer which admits use of LVM-like
1444 logical volumes on top of MTD devices, hides some complexities of
1445 flash chips like wear and bad blocks and provides some other useful
1446 capabilities. Please, consult the MTD web site for more details
1447 (www.linux-mtd.infradead.org). Activate this option if you want
1448 to use U-Boot UBI commands.
1449
Boris Brezillon173aafb2017-02-27 18:22:06 +01001450config CMD_UBIFS
1451 tristate "Enable UBIFS - Unsorted block images filesystem commands"
Maxime Ripard2bc734b2017-03-03 14:53:22 +01001452 depends on CMD_UBI
Boris Brezillon173aafb2017-02-27 18:22:06 +01001453 select CRC32
Karl Beldan24fc9532017-07-12 16:11:47 +00001454 select LZO
Tom Rinid56b4b12017-07-22 18:36:16 -04001455 default y if CMD_UBI
Boris Brezillon173aafb2017-02-27 18:22:06 +01001456 help
1457 UBIFS is a file system for flash devices which works on top of UBI.
1458
Simon Glass72a8cf82016-01-17 20:53:51 -07001459endmenu