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1menu "Command line interface"
2
3config 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
14config HUSH_PARSER
15	bool "Use hush shell"
16	depends on CMDLINE
17	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
26config CMDLINE_EDITING
27	bool "Enable command line editing"
28	depends on CMDLINE
29	default y
30	help
31	  Enable editing and History functions for interactive command line
32	  input operations
33
34config AUTO_COMPLETE
35	bool "Enable auto complete using TAB"
36	depends on CMDLINE
37	default y
38	help
39	  Enable auto completion of commands using TAB.
40
41config SYS_LONGHELP
42	bool "Enable long help messages"
43	depends on CMDLINE
44	default y if CMDLINE
45	help
46	  Defined when you want long help messages included
47	  Do not set this option when short of memory.
48
49config SYS_PROMPT
50	string "Shell prompt"
51	default "=> "
52	help
53	  This string is displayed in the command line to the left of the
54	  cursor.
55
56menu "Autoboot options"
57
58config AUTOBOOT
59	bool "Autoboot"
60	default y
61	help
62	  This enables the autoboot.  See doc/README.autoboot for detail.
63
64config AUTOBOOT_KEYED
65	bool "Stop autobooting via specific input key / string"
66	default n
67	help
68	  This option enables stopping (aborting) of the automatic
69	  boot feature only by issuing a specific input key or
70	  string. If not enabled, any input key will abort the
71	  U-Boot automatic booting process and bring the device
72	  to the U-Boot prompt for user input.
73
74config AUTOBOOT_PROMPT
75	string "Autoboot stop prompt"
76	depends on AUTOBOOT_KEYED
77	default "Autoboot in %d seconds\\n"
78	help
79	  This string is displayed before the boot delay selected by
80	  CONFIG_BOOTDELAY starts. If it is not defined	there is no
81	  output indicating that autoboot is in progress.
82
83	  Note that this define is used as the (only) argument to a
84	  printf() call, so it may contain '%' format specifications,
85	  provided that it also includes, sepearated by commas exactly
86	  like in a printf statement, the required arguments. It is
87	  the responsibility of the user to select only such arguments
88	  that are valid in the given context.
89
90config AUTOBOOT_ENCRYPTION
91	bool "Enable encryption in autoboot stopping"
92	depends on AUTOBOOT_KEYED
93	default n
94
95config AUTOBOOT_DELAY_STR
96	string "Delay autobooting via specific input key / string"
97	depends on AUTOBOOT_KEYED && !AUTOBOOT_ENCRYPTION
98	help
99	  This option delays the automatic boot feature by issuing
100	  a specific input key or string. If CONFIG_AUTOBOOT_DELAY_STR
101	  or the environment variable "bootdelaykey" is specified
102	  and this string is received from console input before
103	  autoboot starts booting, U-Boot gives a command prompt. The
104	  U-Boot prompt will time out if CONFIG_BOOT_RETRY_TIME is
105	  used, otherwise it never times out.
106
107config AUTOBOOT_STOP_STR
108	string "Stop autobooting via specific input key / string"
109	depends on AUTOBOOT_KEYED && !AUTOBOOT_ENCRYPTION
110	help
111	  This option enables stopping (aborting) of the automatic
112	  boot feature only by issuing a specific input key or
113	  string. If CONFIG_AUTOBOOT_STOP_STR or the environment
114	  variable "bootstopkey" is specified and this string is
115	  received from console input before autoboot starts booting,
116	  U-Boot gives a command prompt. The U-Boot prompt never
117	  times out, even if CONFIG_BOOT_RETRY_TIME is used.
118
119config AUTOBOOT_KEYED_CTRLC
120	bool "Enable Ctrl-C autoboot interruption"
121	depends on AUTOBOOT_KEYED && !AUTOBOOT_ENCRYPTION
122	default n
123	help
124	  This option allows for the boot sequence to be interrupted
125	  by ctrl-c, in addition to the "bootdelaykey" and "bootstopkey".
126	  Setting this variable	provides an escape sequence from the
127	  limited "password" strings.
128
129config AUTOBOOT_STOP_STR_SHA256
130	string "Stop autobooting via SHA256 encrypted password"
131	depends on AUTOBOOT_KEYED && AUTOBOOT_ENCRYPTION
132	help
133	  This option adds the feature to only stop the autobooting,
134	  and therefore boot into the U-Boot prompt, when the input
135	  string / password matches a values that is encypted via
136	  a SHA256 hash and saved in the environment.
137
138endmenu
139
140config BUILD_BIN2C
141	bool
142
143comment "Commands"
144
145menu "Info commands"
146
147config CMD_BDI
148	bool "bdinfo"
149	default y
150	help
151	  Print board info
152
153config CMD_CONFIG
154	bool "config"
155	select BUILD_BIN2C
156	default SANDBOX
157	help
158	  Print ".config" contents.
159
160	  If this option is enabled, the ".config" file contents are embedded
161	  in the U-Boot image and can be printed on the console by the "config"
162	  command.  This provides information of which options are enabled on
163	  the running U-Boot.
164
165config CMD_CONSOLE
166	bool "coninfo"
167	default y
168	help
169	  Print console devices and information.
170
171config CMD_CPU
172	bool "cpu"
173	help
174	  Print information about available CPUs. This normally shows the
175	  number of CPUs, type (e.g. manufacturer, architecture, product or
176	  internal name) and clock frequency. Other information may be
177	  available depending on the CPU driver.
178
179config CMD_LICENSE
180	bool "license"
181	select BUILD_BIN2C
182	help
183	  Print GPL license text
184
185config CMD_REGINFO
186	bool "reginfo"
187	depends on PPC
188	help
189	  Register dump
190
191endmenu
192
193menu "Boot commands"
194
195config CMD_BOOTD
196	bool "bootd"
197	default y
198	help
199	  Run the command stored in the environment "bootcmd", i.e.
200	  "bootd" does the same thing as "run bootcmd".
201
202config CMD_BOOTM
203	bool "bootm"
204	default y
205	help
206	  Boot an application image from the memory.
207
208config CMD_BOOTZ
209	bool "bootz"
210	help
211	  Boot the Linux zImage
212
213config CMD_BOOTI
214	bool "booti"
215	depends on ARM64
216	default y
217	help
218	  Boot an AArch64 Linux Kernel image from memory.
219
220config CMD_BOOTEFI
221	bool "bootefi"
222	depends on EFI_LOADER
223	default y
224	help
225	  Boot an EFI image from memory.
226
227config CMD_BOOTEFI_HELLO_COMPILE
228	bool "Compile a standard EFI hello world binary for testing"
229	depends on CMD_BOOTEFI && (ARM || X86 || RISCV)
230	default y
231	help
232	  This compiles a standard EFI hello world application with U-Boot so
233	  that it can be used with the test/py testing framework. This is useful
234	  for testing that EFI is working at a basic level, and for bringing
235	  up EFI support on a new architecture.
236
237	  No additional space will be required in the resulting U-Boot binary
238	  when this option is enabled.
239
240config CMD_BOOTEFI_HELLO
241	bool "Allow booting a standard EFI hello world for testing"
242	depends on CMD_BOOTEFI_HELLO_COMPILE
243	help
244	  This adds a standard EFI hello world application to U-Boot so that
245	  it can be used with the 'bootefi hello' command. This is useful
246	  for testing that EFI is working at a basic level, and for bringing
247	  up EFI support on a new architecture.
248
249source lib/efi_selftest/Kconfig
250
251config CMD_BOOTMENU
252	bool "bootmenu"
253	select MENU
254	help
255	  Add an ANSI terminal boot menu command.
256
257config CMD_ELF
258	bool "bootelf, bootvx"
259	default y
260	help
261	  Boot an ELF/vxWorks image from the memory.
262
263config CMD_FDT
264	bool "Flattened Device Tree utility commands"
265	default y
266	depends on OF_LIBFDT
267	help
268	  Do FDT related setup before booting into the Operating System.
269
270config CMD_GO
271	bool "go"
272	default y
273	help
274	  Start an application at a given address.
275
276config CMD_RUN
277	bool "run"
278	default y
279	help
280	  Run the command in the given environment variable.
281
282config CMD_IMI
283	bool "iminfo"
284	default y
285	help
286	  Print header information for application image.
287
288config CMD_IMLS
289	bool "imls"
290	help
291	  List all images found in flash
292
293config CMD_XIMG
294	bool "imxtract"
295	default y
296	help
297	  Extract a part of a multi-image.
298
299config CMD_POWEROFF
300	bool "poweroff"
301	help
302	  Poweroff/Shutdown the system
303
304config CMD_SPL
305	bool "spl export - Export boot information for Falcon boot"
306	depends on SPL
307	help
308	  Falcon mode allows booting directly from SPL into an Operating
309	  System such as Linux, thus skipping U-Boot proper. See
310	  doc/README.falcon for full information about how to use this
311	  command.
312
313config CMD_SPL_NAND_OFS
314	hex "Offset of OS command line args for Falcon-mode NAND boot"
315	depends on CMD_SPL
316	default 0
317	help
318	  This provides the offset of the command line arguments for Linux
319	  when booting from NAND in Falcon mode.  See doc/README.falcon
320	  for full information about how to use this option (and also see
321	  board/gateworks/gw_ventana/README for an example).
322
323config CMD_SPL_WRITE_SIZE
324	hex "Size of argument area"
325	depends on CMD_SPL
326	default 0x2000
327	help
328	  This provides the size of the command-line argument area in NAND
329	  flash used by Falcon-mode boot. See the documentation until CMD_SPL
330	  for detail.
331
332config CMD_FITUPD
333	bool "fitImage update command"
334	help
335	  Implements the 'fitupd' command, which allows to automatically
336	  store software updates present on a TFTP server in NOR Flash
337
338config CMD_THOR_DOWNLOAD
339	bool "thor - TIZEN 'thor' download"
340	help
341	  Implements the 'thor' download protocol. This is a way of
342	  downloading a software update over USB from an attached host.
343	  There is no documentation about this within the U-Boot source code
344	  but you should be able to find something on the interwebs.
345
346config CMD_ZBOOT
347	bool "zboot - x86 boot command"
348	help
349	  With x86 machines it is common to boot a bzImage file which
350	  contains both a kernel and a setup.bin file. The latter includes
351	  configuration information from the dark ages which x86 boards still
352	  need to pick things out of.
353
354	  Consider using FIT in preference to this since it supports directly
355	  booting both 32- and 64-bit kernels, as well as secure boot.
356	  Documentation is available in doc/uImage.FIT/x86-fit-boot.txt
357
358endmenu
359
360menu "Environment commands"
361
362config CMD_ASKENV
363	bool "ask for env variable"
364	help
365	  Ask for environment variable
366
367config CMD_EXPORTENV
368	bool "env export"
369	default y
370	help
371	  Export environments.
372
373config CMD_IMPORTENV
374	bool "env import"
375	default y
376	help
377	  Import environments.
378
379config CMD_EDITENV
380	bool "editenv"
381	default y
382	help
383	  Edit environment variable.
384
385config CMD_GREPENV
386	bool "search env"
387	help
388	  Allow for searching environment variables
389
390config CMD_SAVEENV
391	bool "saveenv"
392	default y
393	help
394	  Save all environment variables into the compiled-in persistent
395	  storage.
396
397config CMD_ENV_EXISTS
398	bool "env exists"
399	default y
400	help
401	  Check if a variable is defined in the environment for use in
402	  shell scripting.
403
404config CMD_ENV_CALLBACK
405	bool "env callbacks - print callbacks and their associated variables"
406	help
407	  Some environment variable have callbacks defined by
408	  U_BOOT_ENV_CALLBACK. These are called when the variable changes.
409	  For example changing "baudrate" adjust the serial baud rate. This
410	  command lists the currently defined callbacks.
411
412config CMD_ENV_FLAGS
413	bool "env flags -print variables that have non-default flags"
414	help
415	  Some environment variables have special flags that control their
416	  behaviour. For example, serial# can only be written once and cannot
417	  be deleted. This command shows the variables that have special
418	  flags.
419
420endmenu
421
422menu "Memory commands"
423
424config CMD_BINOP
425	bool "binop"
426	help
427	  Compute binary operations (xor, or, and) of byte arrays of arbitrary
428	  size from memory and store the result in memory or the environment.
429
430config CMD_CRC32
431	bool "crc32"
432	select HASH
433	default y
434	help
435	  Compute CRC32.
436
437config CRC32_VERIFY
438	bool "crc32 -v"
439	depends on CMD_CRC32
440	help
441	  Add -v option to verify data against a crc32 checksum.
442
443config CMD_EEPROM
444	bool "eeprom - EEPROM subsystem"
445	help
446	  (deprecated, needs conversion to driver model)
447	  Provides commands to read and write EEPROM (Electrically Erasable
448	  Programmable Read Only Memory) chips that are connected over an
449	  I2C bus.
450
451config CMD_EEPROM_LAYOUT
452	bool "Enable layout-aware eeprom commands"
453	depends on CMD_EEPROM
454	help
455	  (deprecated, needs conversion to driver model)
456	  When enabled, additional eeprom sub-commands become available.
457
458	  eeprom print - prints the contents of the eeprom in a human-readable
459	  way (eeprom layout fields, and data formatted to be fit for human
460	  consumption).
461
462	  eeprom update - allows user to update eeprom fields by specifying
463	  the field name, and providing the new data in a human readable format
464	  (same format as displayed by the eeprom print command).
465
466	  Both commands can either auto detect the layout, or be told which
467	  layout to use.
468
469	  Feature API:
470	  __weak int parse_layout_version(char *str)
471		- override to provide your own layout name parsing
472	  __weak void __eeprom_layout_assign(struct eeprom_layout *layout,
473			int layout_version);
474		- override to setup the layout metadata based on the version
475	  __weak int eeprom_layout_detect(unsigned char *data)
476		- override to provide your own algorithm for detecting layout
477			version
478	  eeprom_field.c
479		- contains various printing and updating functions for common
480			types of eeprom fields. Can be used for defining
481			custom layouts.
482
483config EEPROM_LAYOUT_HELP_STRING
484	  string "Tells user what layout names are supported"
485	  depends on CMD_EEPROM_LAYOUT
486	  default "<not defined>"
487	  help
488	    Help printed with the LAYOUT VERSIONS part of the 'eeprom'
489	    command's help.
490
491config LOOPW
492	bool "loopw"
493	help
494	  Infinite write loop on address range
495
496config CMD_MD5SUM
497	bool "md5sum"
498	default n
499	select MD5
500	help
501	  Compute MD5 checksum.
502
503config MD5SUM_VERIFY
504	bool "md5sum -v"
505	default n
506	depends on CMD_MD5SUM
507	help
508	  Add -v option to verify data against an MD5 checksum.
509
510config CMD_MEMINFO
511	bool "meminfo"
512	help
513	  Display memory information.
514
515config CMD_MEMORY
516	bool "md, mm, nm, mw, cp, cmp, base, loop"
517	default y
518	help
519	  Memory commands.
520	    md - memory display
521	    mm - memory modify (auto-incrementing address)
522	    nm - memory modify (constant address)
523	    mw - memory write (fill)
524	    cp - memory copy
525	    cmp - memory compare
526	    base - print or set address offset
527	    loop - initialize loop on address range
528
529config CMD_MEMTEST
530	bool "memtest"
531	help
532	  Simple RAM read/write test.
533
534if CMD_MEMTEST
535
536config SYS_ALT_MEMTEST
537	bool "Alternative test"
538	help
539	  Use a more complete alternative memory test.
540
541endif
542
543config CMD_MX_CYCLIC
544	bool "mdc, mwc"
545	help
546	  mdc - memory display cyclic
547	  mwc - memory write cyclic
548
549config CMD_SHA1SUM
550	bool "sha1sum"
551	select SHA1
552	help
553	  Compute SHA1 checksum.
554
555config SHA1SUM_VERIFY
556	bool "sha1sum -v"
557	depends on CMD_SHA1SUM
558	help
559	  Add -v option to verify data against a SHA1 checksum.
560
561config CMD_STRINGS
562	bool "strings - display strings in memory"
563	help
564	  This works similarly to the Unix 'strings' command except that it
565	  works with a memory range. String of printable characters found
566	  within the range are displayed. The minimum number of characters
567	  for a sequence to be considered a string can be provided.
568
569endmenu
570
571menu "Compression commands"
572
573config CMD_LZMADEC
574	bool "lzmadec"
575	default y if CMD_BOOTI
576	select LZMA
577	help
578	  Support decompressing an LZMA (Lempel-Ziv-Markov chain algorithm)
579	  image from memory.
580
581config CMD_UNZIP
582	bool "unzip"
583	default y if CMD_BOOTI
584	help
585	  Uncompress a zip-compressed memory region.
586
587config CMD_ZIP
588	bool "zip"
589	help
590	  Compress a memory region with zlib deflate method.
591
592endmenu
593
594menu "Device access commands"
595
596config CMD_ARMFLASH
597	#depends on FLASH_CFI_DRIVER
598	bool "armflash"
599	help
600	  ARM Ltd reference designs flash partition access
601
602config CMD_ADC
603	bool "adc - Access Analog to Digital Converters info and data"
604	select ADC
605	select DM_REGULATOR
606	help
607	  Shows ADC device info and permit printing one-shot analog converted
608	  data from a named Analog to Digital Converter.
609
610config CMD_ANDROID_AB_SELECT
611	bool "android_ab_select"
612	default n
613	depends on ANDROID_AB
614	help
615	  On Android devices with more than one boot slot (multiple copies of
616	  the kernel and system images) this provides a command to select which
617	  slot should be used to boot from and register the boot attempt. This
618	  is used by the new A/B update model where one slot is updated in the
619	  background while running from the other slot.
620
621config CMD_BOOT_ANDROID
622	bool "boot_android"
623	default n
624	depends on ANDROID_BOOTLOADER
625	help
626	  Performs the Android Bootloader boot flow, loading the appropriate
627	  Android image (normal kernel, recovery kernel or "bootloader" mode)
628	  and booting it. The boot mode is determined by the contents of the
629	  Android Bootloader Message.
630
631config CMD_CLK
632	bool "clk - Show clock frequencies"
633	help
634	  (deprecated)
635	  Shows clock frequences by calling a sock_clk_dump() hook function.
636	  This is depreated in favour of using the CLK uclass and accessing
637	  clock values from associated drivers. However currently no command
638	  exists for this.
639
640config CMD_DEMO
641	bool "demo - Demonstration commands for driver model"
642	depends on DM
643	help
644	  Provides a 'demo' command which can be used to play around with
645	  driver model. To use this properly you will need to enable one or
646	  both of the demo devices (DM_DEMO_SHAPE and DM_DEMO_SIMPLE).
647	  Otherwise you will always get an empty list of devices. The demo
648	  devices are defined in the sandbox device tree, so the easiest
649	  option is to use sandbox and pass the -d point to sandbox's
650	  u-boot.dtb file.
651
652config CMD_DFU
653	bool "dfu"
654	select DFU
655	help
656	  Enables the command "dfu" which is used to have U-Boot create a DFU
657	  class device via USB. This command requires that the "dfu_alt_info"
658	  environment variable be set and define the alt settings to expose to
659	  the host.
660
661config CMD_DM
662	bool "dm - Access to driver model information"
663	depends on DM
664	default y
665	help
666	  Provides access to driver model data structures and information,
667	  such as a list of devices, list of uclasses and the state of each
668	  device (e.g. activated). This is not required for operation, but
669	  can be useful to see the state of driver model for debugging or
670	  interest.
671
672config CMD_FASTBOOT
673	bool "fastboot - Android fastboot support"
674	depends on FASTBOOT
675	help
676	  This enables the command "fastboot" which enables the Android
677	  fastboot mode for the platform. Fastboot is a protocol for
678	  downloading images, flashing and device control used on
679	  Android devices. Fastboot requires either the network stack
680	  enabled or support for acting as a USB device.
681
682	  See doc/README.android-fastboot for more information.
683
684config CMD_FDC
685	bool "fdcboot - Boot from floppy device"
686	help
687	  The 'fdtboot' command allows booting an image from a floppy disk.
688
689config CMD_FLASH
690	bool "flinfo, erase, protect"
691	default y
692	help
693	  NOR flash support.
694	    flinfo - print FLASH memory information
695	    erase - FLASH memory
696	    protect - enable or disable FLASH write protection
697
698config CMD_FPGA
699	bool "fpga"
700	depends on FPGA
701	default y
702	help
703	  FPGA support.
704
705config CMD_FPGA_LOADBP
706	bool "fpga loadbp - load partial bitstream (Xilinx only)"
707	depends on CMD_FPGA
708	help
709	  Supports loading an FPGA device from a bitstream buffer containing
710	  a partial bitstream.
711
712config CMD_FPGA_LOADFS
713	bool "fpga loadfs - load bitstream from FAT filesystem (Xilinx only)"
714	depends on CMD_FPGA
715	help
716	  Supports loading an FPGA device from a FAT filesystem.
717
718config CMD_FPGA_LOADMK
719	bool "fpga loadmk - load bitstream from image"
720	depends on CMD_FPGA
721	help
722	  Supports loading an FPGA device from a image generated by mkimage.
723
724config CMD_FPGA_LOADP
725	bool "fpga loadp - load partial bitstream"
726	depends on CMD_FPGA
727	help
728	  Supports loading an FPGA device from a bitstream buffer containing
729	  a partial bitstream.
730
731config CMD_FPGA_LOAD_SECURE
732	bool "fpga loads - loads secure bitstreams (Xilinx only)"
733	depends on CMD_FPGA
734	help
735	  Enables the fpga loads command which is used to load secure
736	  (authenticated or encrypted or both) bitstreams on to FPGA.
737
738config CMD_FPGAD
739	bool "fpgad - dump FPGA registers"
740	help
741	  (legacy, needs conversion to driver model)
742	  Provides a way to dump FPGA registers by calling the board-specific
743	  fpga_get_reg() function. This functions similarly to the 'md'
744	  command.
745
746config CMD_FUSE
747	bool "fuse - support for the fuse subssystem"
748	help
749	  (deprecated - needs conversion to driver model)
750	  This allows reading, sensing, programming or overriding fuses
751	  which control the behaviour of the device. The command uses the
752	  fuse_...() API.
753
754config CMD_GPIO
755	bool "gpio"
756	help
757	  GPIO support.
758
759config CMD_GPT
760	bool "GPT (GUID Partition Table) command"
761	select PARTITION_UUIDS
762	select EFI_PARTITION
763	select HAVE_BLOCK_DEVICE
764	imply RANDOM_UUID
765	help
766	  Enable the 'gpt' command to ready and write GPT style partition
767	  tables.
768
769config RANDOM_UUID
770	bool "GPT Random UUID generation"
771	select LIB_UUID
772	help
773	  Enable the generation of partitions with random UUIDs if none
774	  are provided.
775
776config CMD_GPT_RENAME
777	bool "GPT partition renaming commands"
778	depends on CMD_GPT
779	help
780	  Enables the 'gpt' command to interchange names on two GPT
781	  partitions via the 'gpt swap' command or to rename single
782	  partitions via the 'rename' command.
783
784config CMD_IDE
785	bool "ide - Support for IDE drivers"
786	select IDE
787	help
788	  Provides an 'ide' command which allows accessing the IDE drive,
789	  reseting the IDE interface, printing the partition table and
790	  geting device info. It also enables the 'diskboot' command which
791	  permits booting from an IDE drive.
792
793config CMD_IO
794	bool "io - Support for performing I/O accesses"
795	help
796	  Provides an 'iod' command to display I/O space and an 'iow' command
797	  to write values to the I/O space. This can be useful for manually
798	  checking the state of devices during boot when debugging device
799	  drivers, etc.
800
801config CMD_IOTRACE
802	bool "iotrace - Support for tracing I/O activity"
803	help
804	  Provides an 'iotrace' command which supports recording I/O reads and
805	  writes in a trace buffer in memory . It also maintains a checksum
806	  of the trace records (even if space is exhausted) so that the
807	  sequence of I/O accesses can be verified.
808
809	  When debugging drivers it is useful to see what I/O accesses were
810	  done and in what order.
811
812	  Even if the individual accesses are of little interest it can be
813	  useful to verify that the access pattern is consistent each time
814	  an operation is performed. In this case a checksum can be used to
815	  characterise the operation of a driver. The checksum can be compared
816	  across different runs of the operation to verify that the driver is
817	  working properly.
818
819	  In particular, when performing major refactoring of the driver, where
820	  the access pattern should not change, the checksum provides assurance
821	  that the refactoring work has not broken the driver.
822
823	  This works by sneaking into the io.h heder for an architecture and
824	  redirecting I/O accesses through iotrace's tracing mechanism.
825
826	  For now no commands are provided to examine the trace buffer. The
827	  format is fairly simple, so 'md' is a reasonable substitute.
828
829	  Note: The checksum feature is only useful for I/O regions where the
830	  contents do not change outside of software control. Where this is not
831	  suitable you can fall back to manually comparing the addresses. It
832	  might be useful to enhance tracing to only checksum the accesses and
833	  not the data read/written.
834
835config CMD_I2C
836	bool "i2c"
837	help
838	  I2C support.
839
840config CMD_LOADB
841	bool "loadb"
842	default y
843	help
844	  Load a binary file over serial line.
845
846config CMD_LOADS
847	bool "loads"
848	default y
849	help
850	  Load an S-Record file over serial line
851
852config CMD_LOAD_ANDROID
853       bool "load_android"
854       default n
855       depends on ANDROID_BOOT_IMAGE
856       help
857         Load an Android Boot image from storage. The Android Boot images
858         define the size and kernel address on the header, which are used by
859         this command.
860
861config CMD_MMC
862	bool "mmc"
863	help
864	  MMC memory mapped support.
865
866config CMD_MMC_RPMB
867	bool "Enable support for RPMB in the mmc command"
868	depends on CMD_MMC
869	help
870	  Enable the commands for reading, writing and programming the
871	  key for the Replay Protection Memory Block partition in eMMC.
872
873config CMD_MMC_SWRITE
874	bool "mmc swrite"
875	depends on CMD_MMC && MMC_WRITE
876	select IMAGE_SPARSE
877	help
878	  Enable support for the "mmc swrite" command to write Android sparse
879	  images to eMMC.
880
881config CMD_NAND
882	bool "nand"
883	default y if NAND_SUNXI
884	help
885	  NAND support.
886
887if CMD_NAND
888config CMD_NAND_TRIMFFS
889	bool "nand write.trimffs"
890	default y if ARCH_SUNXI
891	help
892	  Allows one to skip empty pages when flashing something on a NAND.
893
894config CMD_NAND_LOCK_UNLOCK
895	bool "nand lock/unlock"
896	help
897	  NAND locking support.
898
899config CMD_NAND_TORTURE
900	bool "nand torture"
901	help
902	  NAND torture support.
903
904endif # CMD_NAND
905
906config CMD_NVME
907	bool "nvme"
908	depends on NVME
909	default y if NVME
910	help
911	  NVM Express device support
912
913config CMD_MMC_SPI
914	bool "mmc_spi - Set up MMC SPI device"
915	help
916	  Provides a way to set up an MMC (Multimedia Card) SPI (Serial
917	  Peripheral Interface) device. The device provides a means of
918	  accessing an MMC device via SPI using a single data line, limited
919	  to 20MHz. It is useful since it reduces the amount of protocol code
920	  required.
921
922config CMD_ONENAND
923	bool "onenand - access to onenand device"
924	help
925	  OneNAND is a brand of NAND ('Not AND' gate) flash which provides
926	  various useful features. This command allows reading, writing,
927	  and erasing blocks. It allso provides a way to show and change
928	  bad blocks, and test the device.
929
930config CMD_PART
931	bool "part"
932	select PARTITION_UUIDS
933	select HAVE_BLOCK_DEVICE
934	help
935	  Read and display information about the partition table on
936	  various media.
937
938config CMD_PCI
939	bool "pci - Access PCI devices"
940	help
941	  Provide access to PCI (Peripheral Interconnect Bus), a type of bus
942	  used on some devices to allow the CPU to communicate with its
943	  peripherals. Sub-commands allow bus enumeration, displaying and
944	  changing configuration space and a few other features.
945
946config CMD_PCMCIA
947	bool "pinit - Set up PCMCIA device"
948	help
949	  Provides a means to initialise a PCMCIA (Personal Computer Memory
950	  Card International Association) device. This is an old standard from
951	  about 1990. These devices are typically removable memory or network
952	  cards using a standard 68-pin connector.
953
954config CMD_READ
955	bool "read - Read binary data from a partition"
956	help
957	  Provides low-level access to the data in a partition.
958
959config CMD_REMOTEPROC
960	bool "remoteproc"
961	depends on REMOTEPROC
962	help
963	  Support for Remote Processor control
964
965config CMD_SATA
966	bool "sata - Access SATA subsystem"
967	select SATA
968	help
969	  SATA (Serial Advanced Technology Attachment) is a serial bus
970	  standard for connecting to hard drives and other storage devices.
971	  This command provides information about attached devices and allows
972	  reading, writing and other operations.
973
974	  SATA replaces PATA (originally just ATA), which stands for Parallel AT
975	  Attachment, where AT refers to an IBM AT (Advanced Technology)
976	  computer released in 1984.
977
978config CMD_SAVES
979	bool "saves - Save a file over serial in S-Record format"
980	help
981	  Provides a way to save a binary file using the Motorola S-Record
982	  format over the serial line.
983
984config CMD_SCSI
985	bool "scsi - Access to SCSI devices"
986	default y if SCSI
987	help
988	  This provides a 'scsi' command which provides access to SCSI (Small
989	  Computer System Interface) devices. The command provides a way to
990	  scan the bus, reset the bus, read and write data and get information
991	  about devices.
992
993config CMD_SDRAM
994	bool "sdram - Print SDRAM configuration information"
995	help
996	  Provides information about attached SDRAM. This assumed that the
997	  SDRAM has an EEPROM with information that can be read using the
998	  I2C bus. This is only available on some boards.
999
1000config CMD_SF
1001	bool "sf"
1002	help
1003	  SPI Flash support
1004
1005config CMD_SF_TEST
1006	bool "sf test - Allow testing of SPI flash"
1007	help
1008	  Provides a way to test that SPI flash is working correctly. The
1009	  test is destructive, in that an area of SPI flash must be provided
1010	  for the test to use. Performance information is also provided,
1011	  measuring the performance of reading, writing and erasing in
1012	  Mbps (Million Bits Per Second). This value should approximately
1013	  equal the SPI bus speed for a single-bit-wide SPI bus, assuming
1014	  everything is working properly.
1015
1016config CMD_SPI
1017	bool "sspi"
1018	help
1019	  SPI utility command.
1020
1021config CMD_TSI148
1022	bool "tsi148 - Command to access tsi148 device"
1023	help
1024	  This provides various sub-commands to initialise and configure the
1025	  Turndra tsi148 device. See the command help for full details.
1026
1027config CMD_UNIVERSE
1028	bool "universe - Command to set up the Turndra Universe controller"
1029	help
1030	  This allows setting up the VMEbus provided by this controller.
1031	  See the command help for full details.
1032
1033config CMD_USB
1034	bool "usb"
1035	select HAVE_BLOCK_DEVICE
1036	help
1037	  USB support.
1038
1039config CMD_USB_SDP
1040	bool "sdp"
1041	select USB_FUNCTION_SDP
1042	help
1043	  Enables the command "sdp" which is used to have U-Boot emulating the
1044	  Serial Download Protocol (SDP) via USB.
1045config CMD_ROCKUSB
1046	bool "rockusb"
1047	depends on USB_FUNCTION_ROCKUSB
1048	help
1049          Rockusb protocol is widely used by Rockchip SoC based devices. It can
1050	  read/write info, image to/from devices. This enable rockusb command
1051	  support to communication with rockusb device. for more detail about
1052	  this command, please read doc/README.rockusb.
1053
1054config CMD_USB_MASS_STORAGE
1055	bool "UMS usb mass storage"
1056	select USB_FUNCTION_MASS_STORAGE
1057	help
1058	  USB mass storage support
1059
1060endmenu
1061
1062
1063menu "Shell scripting commands"
1064
1065config CMD_ECHO
1066	bool "echo"
1067	default y
1068	help
1069	  Echo args to console
1070
1071config CMD_ITEST
1072	bool "itest"
1073	default y
1074	help
1075	  Return true/false on integer compare.
1076
1077config CMD_SOURCE
1078	bool "source"
1079	default y
1080	help
1081	  Run script from memory
1082
1083config CMD_SETEXPR
1084	bool "setexpr"
1085	default y
1086	help
1087	  Evaluate boolean and math expressions and store the result in an env
1088	    variable.
1089	  Also supports loading the value at a memory location into a variable.
1090	  If CONFIG_REGEX is enabled, setexpr also supports a gsub function.
1091
1092endmenu
1093
1094if NET
1095
1096menuconfig CMD_NET
1097	bool "Network commands"
1098	default y
1099
1100if CMD_NET
1101
1102config CMD_BOOTP
1103	bool "bootp"
1104	default y
1105	help
1106	  bootp - boot image via network using BOOTP/TFTP protocol
1107
1108config CMD_DHCP
1109	bool "dhcp"
1110	depends on CMD_BOOTP
1111	help
1112	  Boot image via network using DHCP/TFTP protocol
1113
1114config BOOTP_BOOTPATH
1115	bool "Request & store 'rootpath' from BOOTP/DHCP server"
1116	default y
1117	depends on CMD_BOOTP
1118	help
1119	  Even though the config is called BOOTP_BOOTPATH, it stores the
1120	  path in the variable 'rootpath'.
1121
1122config BOOTP_DNS
1123	bool "Request & store 'dnsip' from BOOTP/DHCP server"
1124	default y
1125	depends on CMD_BOOTP
1126	help
1127	  The primary DNS server is stored as 'dnsip'. If two servers are
1128	  returned, you must set BOOTP_DNS2 to store that second server IP
1129	  also.
1130
1131config BOOTP_DNS2
1132	bool "Store 'dnsip2' from BOOTP/DHCP server"
1133	depends on BOOTP_DNS
1134	help
1135	  If a DHCP client requests the DNS server IP from a DHCP server,
1136	  it is possible that more than one DNS serverip is offered to the
1137	  client. If CONFIG_BOOTP_DNS2 is enabled, the secondary DNS
1138	  server IP will be stored in the additional environment
1139	  variable "dnsip2". The first DNS serverip is always
1140	  stored in the variable "dnsip", when BOOTP_DNS is defined.
1141
1142config BOOTP_GATEWAY
1143	bool "Request & store 'gatewayip' from BOOTP/DHCP server"
1144	default y
1145	depends on CMD_BOOTP
1146
1147config BOOTP_HOSTNAME
1148	bool "Request & store 'hostname' from BOOTP/DHCP server"
1149	default y
1150	depends on CMD_BOOTP
1151	help
1152	  The name may or may not be qualified with the local domain name.
1153
1154config BOOTP_PREFER_SERVERIP
1155	bool "serverip variable takes precedent over DHCP server IP."
1156	depends on CMD_BOOTP
1157	help
1158	  By default a BOOTP/DHCP reply will overwrite the 'serverip' variable.
1159
1160	  With this option enabled, the 'serverip' variable in the environment
1161	  takes precedence over DHCP server IP and will only be set by the DHCP
1162	  server if not already set in the environment.
1163
1164config BOOTP_SUBNETMASK
1165	bool "Request & store 'netmask' from BOOTP/DHCP server"
1166	default y
1167	depends on CMD_BOOTP
1168
1169config BOOTP_NTPSERVER
1170	bool "Request & store 'ntpserverip' from BOOTP/DHCP server"
1171	depends on CMD_BOOTP
1172
1173config BOOTP_PXE
1174	bool "Send PXE client arch to BOOTP/DHCP server"
1175	default y
1176	depends on CMD_BOOTP && CMD_PXE
1177	help
1178	  Supported for ARM, ARM64, and x86 for now.
1179
1180config BOOTP_PXE_CLIENTARCH
1181	hex
1182	depends on BOOTP_PXE
1183	default 0x16 if ARM64
1184	default 0x15 if ARM
1185	default 0 if X86
1186
1187config BOOTP_VCI_STRING
1188	string
1189	depends on CMD_BOOTP
1190	default "U-Boot.armv7" if CPU_V7A || CPU_V7M || CPU_V7R
1191	default "U-Boot.armv8" if ARM64
1192	default "U-Boot.arm" if ARM
1193	default "U-Boot"
1194
1195config CMD_TFTPBOOT
1196	bool "tftpboot"
1197	default y
1198	help
1199	  tftpboot - boot image via network using TFTP protocol
1200
1201config CMD_TFTPPUT
1202	bool "tftp put"
1203	depends on CMD_TFTPBOOT
1204	help
1205	  TFTP put command, for uploading files to a server
1206
1207config CMD_TFTPSRV
1208	bool "tftpsrv"
1209	depends on CMD_TFTPBOOT
1210	help
1211	  Act as a TFTP server and boot the first received file
1212
1213config NET_TFTP_VARS
1214	bool "Control TFTP timeout and count through environment"
1215	depends on CMD_TFTPBOOT
1216	default y
1217	help
1218	  If set, allows controlling the TFTP timeout through the
1219	  environment variable tftptimeout, and the TFTP maximum
1220	  timeout count through the variable tftptimeoutcountmax.
1221	  If unset, timeout and maximum are hard-defined as 1 second
1222	  and 10 timouts per TFTP transfer.
1223
1224config CMD_RARP
1225	bool "rarpboot"
1226	help
1227	  Boot image via network using RARP/TFTP protocol
1228
1229config CMD_NFS
1230	bool "nfs"
1231	default y
1232	help
1233	  Boot image via network using NFS protocol.
1234
1235config CMD_MII
1236	bool "mii"
1237	help
1238	  Enable MII utility commands.
1239
1240config CMD_PING
1241	bool "ping"
1242	help
1243	  Send ICMP ECHO_REQUEST to network host
1244
1245config CMD_CDP
1246	bool "cdp"
1247	help
1248	  Perform CDP network configuration
1249
1250config CMD_SNTP
1251	bool "sntp"
1252	help
1253	  Synchronize RTC via network
1254
1255config CMD_DNS
1256	bool "dns"
1257	help
1258	  Lookup the IP of a hostname
1259
1260config CMD_LINK_LOCAL
1261	bool "linklocal"
1262	select LIB_RAND
1263	help
1264	  Acquire a network IP address using the link-local protocol
1265
1266endif
1267
1268config CMD_ETHSW
1269	bool "ethsw"
1270	help
1271	  Allow control of L2 Ethernet switch commands. These are supported
1272	  by the vsc9953 Ethernet driver at present. Sub-commands allow
1273	  operations such as enabling / disabling a port and
1274	  viewing/maintaining the filtering database (FDB)
1275
1276config CMD_PXE
1277	bool "pxe"
1278	select MENU
1279	help
1280	  Boot image via network using PXE protocol
1281
1282config CMD_WOL
1283	bool "wol"
1284	help
1285	  Wait for wake-on-lan Magic Packet
1286
1287endif
1288
1289menu "Misc commands"
1290
1291config CMD_BMP
1292	bool "Enable 'bmp' command"
1293	depends on LCD || DM_VIDEO || VIDEO
1294	help
1295	  This provides a way to obtain information about a BMP-format iamge
1296	  and to display it. BMP (which presumably stands for BitMaP) is a
1297	  file format defined by Microsoft which supports images of various
1298	  depths, formats and compression methods. Headers on the file
1299	  determine the formats used. This command can be used by first loading
1300	  the image into RAM, then using this command to look at it or display
1301	  it.
1302
1303config CMD_BOOTCOUNT
1304	bool "bootcount"
1305	depends on BOOTCOUNT_LIMIT
1306	help
1307	  Enable the bootcount command, which allows interrogation and
1308	  reset of the bootcounter.
1309
1310config CMD_BSP
1311	bool "Enable board-specific commands"
1312	help
1313	  (deprecated: instead, please define a Kconfig option for each command)
1314
1315	  Some boards have board-specific commands which are only enabled
1316	  during developemnt and need to be turned off for production. This
1317	  option provides a way to control this. The commands that are enabled
1318	  vary depending on the board.
1319
1320config CMD_BKOPS_ENABLE
1321	bool "mmc bkops enable"
1322	depends on CMD_MMC
1323	default n
1324	help
1325	  Enable command for setting manual background operations handshake
1326	  on a eMMC device. The feature is optionally available on eMMC devices
1327	  conforming to standard >= 4.41.
1328
1329config CMD_BLOCK_CACHE
1330	bool "blkcache - control and stats for block cache"
1331	depends on BLOCK_CACHE
1332	default y if BLOCK_CACHE
1333	help
1334	  Enable the blkcache command, which can be used to control the
1335	  operation of the cache functions.
1336	  This is most useful when fine-tuning the operation of the cache
1337	  during development, but also allows the cache to be disabled when
1338	  it might hurt performance (e.g. when using the ums command).
1339
1340config CMD_CACHE
1341	bool "icache or dcache"
1342	help
1343	  Enable the "icache" and "dcache" commands
1344
1345config CMD_DISPLAY
1346	bool "Enable the 'display' command, for character displays"
1347	help
1348	  (this needs porting to driver model)
1349	  This enables the 'display' command which allows a string to be
1350	  displayed on a simple board-specific display. Implement
1351	  display_putc() to use it.
1352
1353config CMD_LED
1354	bool "led"
1355	default y if LED
1356	help
1357	  Enable the 'led' command which allows for control of LEDs supported
1358	  by the board. The LEDs can be listed with 'led list' and controlled
1359	  with led on/off/togle/blink. Any LED drivers can be controlled with
1360	  this command, e.g. led_gpio.
1361
1362config CMD_DATE
1363	bool "date"
1364	default y if DM_RTC
1365	help
1366	  Enable the 'date' command for getting/setting the time/date in RTC
1367	  devices.
1368
1369config CMD_TIME
1370	bool "time"
1371	help
1372	  Run commands and summarize execution time.
1373
1374config CMD_GETTIME
1375	bool "gettime - read elapsed time"
1376	help
1377	  Enable the 'gettime' command which reads the elapsed time since
1378	  U-Boot started running. This shows the time in seconds and
1379	  milliseconds. See also the 'bootstage' command which provides more
1380	  flexibility for boot timing.
1381
1382# TODO: rename to CMD_SLEEP
1383config CMD_MISC
1384	bool "sleep"
1385	default y
1386	help
1387	  Delay execution for some time
1388
1389config CMD_TIMER
1390	bool "timer"
1391	help
1392	  Access the system timer.
1393
1394config CMD_SOUND
1395	bool "sound"
1396	depends on SOUND
1397	help
1398	  This provides basic access to the U-Boot's sound support. The main
1399	  feature is to play a beep.
1400
1401	     sound init   - set up sound system
1402	     sound play   - play a sound
1403
1404config CMD_QFW
1405	bool "qfw"
1406	select QFW
1407	help
1408	  This provides access to the QEMU firmware interface.  The main
1409	  feature is to allow easy loading of files passed to qemu-system
1410	  via -kernel / -initrd
1411
1412source "cmd/mvebu/Kconfig"
1413
1414config CMD_TERMINAL
1415	bool "terminal - provides a way to attach a serial terminal"
1416	help
1417	  Provides a 'cu'-like serial terminal command. This can be used to
1418	  access other serial ports from the system console. The terminal
1419	  is very simple with no special processing of characters. As with
1420	  cu, you can press ~. (tilde followed by period) to exit.
1421
1422config CMD_UUID
1423	bool "uuid, guid - generation of unique IDs"
1424	select LIB_UUID
1425	help
1426	  This enables two commands:
1427
1428	     uuid - generate random Universally Unique Identifier
1429	     guid - generate Globally Unique Identifier based on random UUID
1430
1431	  The two commands are very similar except for the endianness of the
1432	  output.
1433
1434endmenu
1435
1436source "cmd/ti/Kconfig"
1437
1438config CMD_BOOTSTAGE
1439	bool "Enable the 'bootstage' command"
1440	depends on BOOTSTAGE
1441	help
1442	  Add a 'bootstage' command which supports printing a report
1443	  and un/stashing of bootstage data.
1444
1445menu "Power commands"
1446config CMD_PMIC
1447	bool "Enable Driver Model PMIC command"
1448	depends on DM_PMIC
1449	help
1450	  This is the pmic command, based on a driver model pmic's API.
1451	  Command features are unchanged:
1452	  - list               - list pmic devices
1453	  - pmic dev <id>      - show or [set] operating pmic device (NEW)
1454	  - pmic dump          - dump registers
1455	  - pmic read address  - read byte of register at address
1456	  - pmic write address - write byte to register at address
1457	  The only one change for this command is 'dev' subcommand.
1458
1459config CMD_REGULATOR
1460	bool "Enable Driver Model REGULATOR command"
1461	depends on DM_REGULATOR
1462	help
1463	  This command is based on driver model regulator's API.
1464	  User interface features:
1465	  - list               - list regulator devices
1466	  - regulator dev <id> - show or [set] operating regulator device
1467	  - regulator info     - print constraints info
1468	  - regulator status   - print operating status
1469	  - regulator value <val] <-f> - print/[set] voltage value [uV]
1470	  - regulator current <val>    - print/[set] current value [uA]
1471	  - regulator mode <id>        - print/[set] operating mode id
1472	  - regulator enable           - enable the regulator output
1473	  - regulator disable          - disable the regulator output
1474
1475	  The '-f' (force) option can be used for set the value which exceeds
1476	  the limits, which are found in device-tree and are kept in regulator's
1477	  uclass platdata structure.
1478
1479endmenu
1480
1481menu "Security commands"
1482config CMD_AES
1483	bool "Enable the 'aes' command"
1484	select AES
1485	help
1486	  This provides a means to encrypt and decrypt data using the AES
1487	  (Advanced Encryption Standard). This algorithm uses a symetric key
1488	  and is widely used as a streaming cipher. Different key lengths are
1489	  supported by the algorithm but this command only supports 128 bits
1490	  at present.
1491
1492config CMD_BLOB
1493	bool "Enable the 'blob' command"
1494	help
1495	  This is used with the Freescale secure boot mechanism.
1496
1497	  Freescale's SEC block has built-in Blob Protocol which provides
1498	  a method for protecting user-defined data across system power
1499	  cycles. SEC block protects data in a data structure called a Blob,
1500	  which provides both confidentiality and integrity protection.
1501
1502	  Encapsulating data as a blob
1503	  Each time that the Blob Protocol is used to protect data, a
1504	  different randomly generated key is used to encrypt the data.
1505	  This random key is itself encrypted using a key which is derived
1506	  from SoC's non-volatile secret key and a 16 bit Key identifier.
1507	  The resulting encrypted key along with encrypted data is called a
1508	  blob. The non-volatile secure key is available for use only during
1509	  secure boot.
1510
1511	  During decapsulation, the reverse process is performed to get back
1512	  the original data.
1513
1514	  Sub-commands:
1515            blob enc - encapsulating data as a cryptgraphic blob
1516	    blob dec - decapsulating cryptgraphic blob to get the data
1517
1518	  Syntax:
1519
1520	  blob enc src dst len km
1521
1522	  Encapsulate and create blob of data $len bytes long
1523	  at address $src and store the result at address $dst.
1524	  $km is the 16 byte key modifier is also required for
1525	  generation/use as key for cryptographic operation. Key
1526	  modifier should be 16 byte long.
1527
1528	  blob dec src dst len km
1529
1530	  Decapsulate the  blob of data at address $src and
1531	  store result of $len byte at addr $dst.
1532	  $km is the 16 byte key modifier is also required for
1533	  generation/use as key for cryptographic operation. Key
1534	  modifier should be 16 byte long.
1535
1536config CMD_HASH
1537	bool "Support 'hash' command"
1538	select HASH
1539	help
1540	  This provides a way to hash data in memory using various supported
1541	  algorithms (such as SHA1, MD5, CRC32). The computed digest can be
1542	  saved to memory or to an environment variable. It is also possible
1543	  to verify a hash against data in memory.
1544
1545config CMD_HVC
1546	bool "Support the 'hvc' command"
1547	depends on ARM_SMCCC
1548	help
1549	  Allows issuing Hypervisor Calls (HVCs). Mostly useful for
1550	  development and testing.
1551
1552config CMD_SMC
1553	bool "Support the 'smc' command"
1554	depends on ARM_SMCCC
1555	help
1556	  Allows issuing Secure Monitor Calls (SMCs). Mostly useful for
1557	  development and testing.
1558
1559config HASH_VERIFY
1560	bool "hash -v"
1561	depends on CMD_HASH
1562	help
1563	  Add -v option to verify data against a hash.
1564
1565config CMD_TPM_V1
1566	bool
1567
1568config CMD_TPM_V2
1569	bool
1570
1571config CMD_TPM
1572	bool "Enable the 'tpm' command"
1573	depends on TPM_V1 || TPM_V2
1574	select CMD_TPM_V1 if TPM_V1
1575	select CMD_TPM_V2 if TPM_V2
1576	help
1577	  This provides a means to talk to a TPM from the command line. A wide
1578	  range of commands if provided - see 'tpm help' for details. The
1579	  command requires a suitable TPM on your board and the correct driver
1580	  must be enabled.
1581
1582if CMD_TPM
1583
1584config CMD_TPM_TEST
1585	bool "Enable the 'tpm test' command"
1586	depends on TPM_V1
1587	help
1588	  This provides a a series of tests to confirm that the TPMv1.x is
1589	  working correctly. The tests cover initialisation, non-volatile RAM,
1590	  extend, global lock and checking that timing is within expectations.
1591	  The tests pass correctly on Infineon TPMs but may need to be adjusted
1592	  for other devices.
1593
1594endif
1595
1596endmenu
1597
1598menu "Firmware commands"
1599config CMD_CROS_EC
1600	bool "Enable crosec command"
1601	depends on CROS_EC
1602	default y
1603	help
1604	  Enable command-line access to the Chrome OS EC (Embedded
1605	  Controller). This provides the 'crosec' command which has
1606	  a number of sub-commands for performing EC tasks such as
1607	  updating its flash, accessing a small saved context area
1608	  and talking to the I2C bus behind the EC (if there is one).
1609endmenu
1610
1611menu "Filesystem commands"
1612config CMD_BTRFS
1613	bool "Enable the 'btrsubvol' command"
1614	select FS_BTRFS
1615	help
1616	  This enables the 'btrsubvol' command to list subvolumes
1617	  of a BTRFS filesystem. There are no special commands for
1618	  listing BTRFS directories or loading BTRFS files - this
1619	  can be done by the generic 'fs' commands (see CMD_FS_GENERIC)
1620	  when BTRFS is enabled (see FS_BTRFS).
1621
1622config CMD_CBFS
1623	bool "Enable the 'cbfs' command"
1624	depends on FS_CBFS
1625	help
1626	  Define this to enable support for reading from a Coreboot
1627	  filesystem. This is a ROM-based filesystem used for accessing files
1628	  on systems that use coreboot as the first boot-loader and then load
1629	  U-Boot to actually boot the Operating System. Available commands are
1630	  cbfsinit, cbfsinfo, cbfsls and cbfsload.
1631
1632config CMD_CRAMFS
1633	bool "Enable the 'cramfs' command"
1634	depends on FS_CRAMFS
1635	help
1636	  This provides commands for dealing with CRAMFS (Compressed ROM
1637	  filesystem). CRAMFS is useful when space is tight since files are
1638	  compressed. Two commands are provided:
1639
1640	     cramfsls   - lists files in a cramfs image
1641	     cramfsload - loads a file from a cramfs image
1642
1643config CMD_EXT2
1644	bool "ext2 command support"
1645	select FS_EXT4
1646	help
1647	  Enables EXT2 FS command
1648
1649config CMD_EXT4
1650	bool "ext4 command support"
1651	select FS_EXT4
1652	help
1653	  Enables EXT4 FS command
1654
1655config CMD_EXT4_WRITE
1656	depends on CMD_EXT4
1657	bool "ext4 write command support"
1658	select EXT4_WRITE
1659	help
1660	  Enables EXT4 FS write command
1661
1662config CMD_FAT
1663	bool "FAT command support"
1664	select FS_FAT
1665	help
1666	  Support for the FAT fs
1667
1668config CMD_FS_GENERIC
1669	bool "filesystem commands"
1670	help
1671	  Enables filesystem commands (e.g. load, ls) that work for multiple
1672	  fs types.
1673
1674config CMD_FS_UUID
1675	bool "fsuuid command"
1676	help
1677	  Enables fsuuid command for filesystem UUID.
1678
1679config CMD_JFFS2
1680	bool "jffs2 command"
1681	select FS_JFFS2
1682	help
1683	  Enables commands to support the JFFS2 (Journalling Flash File System
1684	  version 2) filesystem. This enables fsload, ls and fsinfo which
1685	  provide the ability to load files, list directories and obtain
1686	  filesystem information.
1687
1688config CMD_MTDPARTS
1689	bool "MTD partition support"
1690	help
1691	  MTD partition support
1692
1693config MTDIDS_DEFAULT
1694	string "Default MTD IDs"
1695	depends on CMD_MTDPARTS || CMD_NAND || CMD_FLASH
1696	help
1697	  Defines a default MTD IDs list for use with MTD partitions in the
1698	  Linux MTD command line partitions format.
1699
1700config MTDPARTS_DEFAULT
1701	string "Default MTD partition scheme"
1702	depends on CMD_MTDPARTS || CMD_NAND || CMD_FLASH
1703	help
1704	  Defines a default MTD partitioning scheme in the Linux MTD command
1705	  line partitions format
1706
1707config CMD_MTDPARTS_SPREAD
1708	bool "Padd partition size to take account of bad blocks"
1709	depends on CMD_MTDPARTS
1710	help
1711	  This enables the 'spread' sub-command of the mtdparts command.
1712	  This command will modify the existing mtdparts variable by increasing
1713	  the size of the partitions such that 1) each partition's net size is
1714	  at least as large as the size specified in the mtdparts variable and
1715	  2) each partition starts on a good block.
1716
1717config CMD_REISER
1718	bool "reiser - Access to reiserfs filesystems"
1719	help
1720	  This provides two commands which operate on a resierfs filesystem,
1721	  commonly used some years ago:
1722
1723	    reiserls - list files
1724	    reiserload - load a file
1725
1726config CMD_YAFFS2
1727	bool "yaffs2 - Access of YAFFS2 filesystem"
1728	depends on YAFFS2
1729	default y
1730	help
1731	  This provides commands for accessing a YAFFS2 filesystem. Yet
1732	  Another Flash Filesystem 2 is a filesystem designed specifically
1733	  for NAND flash. It incorporates bad-block management and ensures
1734	  that device writes are sequential regardless of filesystem
1735	  activity.
1736
1737config CMD_ZFS
1738	bool "zfs - Access of ZFS filesystem"
1739	help
1740	  This provides commands to accessing a ZFS filesystem, commonly used
1741	  on Solaris systems. Two sub-commands are provided:
1742
1743	    zfsls - list files in a directory
1744	    zfsload - load a file
1745
1746	  See doc/README.zfs for more details.
1747
1748endmenu
1749
1750menu "Debug commands"
1751
1752config CMD_BEDBUG
1753	bool "bedbug"
1754	help
1755	  The bedbug (emBEDded deBUGger) command provides debugging features
1756	  for some PowerPC processors. For details please see the
1757	  docuemntation in doc/README.beddbug
1758
1759config CMD_DIAG
1760	bool "diag - Board diagnostics"
1761	help
1762	  This command provides access to board diagnostic tests. These are
1763	  called Power-on Self Tests (POST). The command allows listing of
1764	  available tests and running either all the tests, or specific tests
1765	  identified by name.
1766
1767config CMD_IRQ
1768	bool "irq - Show information about interrupts"
1769	depends on !ARM && !MIPS && !SH
1770	help
1771	  This enables two commands:
1772
1773	     interrupts - enable or disable interrupts
1774	     irqinfo - print device-specific interrupt information
1775
1776config CMD_KGDB
1777	bool "kgdb - Allow debugging of U-Boot with gdb"
1778	help
1779	  This enables a 'kgdb' command which allows gdb to connect to U-Boot
1780	  over a serial link for debugging purposes. This allows
1781	  single-stepping, inspecting variables, etc. This is supported only
1782	  on PowerPC at present.
1783
1784config CMD_LOG
1785	bool "log - Generation, control and access to logging"
1786	select LOG
1787	help
1788	  This provides access to logging features. It allows the output of
1789	  log data to be controlled to a limited extent (setting up the default
1790	  maximum log level for emitting of records). It also provides access
1791	  to a command used for testing the log system.
1792
1793config CMD_TRACE
1794	bool "trace - Support tracing of function calls and timing"
1795	help
1796	  Enables a command to control using of function tracing within
1797	  U-Boot. This allows recording of call traces including timing
1798	  information. The command can write data to memory for exporting
1799	  for analsys (e.g. using bootchart). See doc/README.trace for full
1800	  details.
1801
1802config CMD_AVB
1803	bool "avb - Android Verified Boot 2.0 operations"
1804	depends on LIBAVB
1805	default n
1806	help
1807	  Enables a "avb" command to perform verification of partitions using
1808	  Android Verified Boot 2.0 functionality. It includes such subcommands:
1809	    avb init - initialize avb2 subsystem
1810	    avb read_rb - read rollback index
1811	    avb write_rb - write rollback index
1812	    avb is_unlocked - check device lock state
1813	    avb get_uuid - read and print uuid of a partition
1814	    avb read_part - read data from partition
1815	    avb read_part_hex - read data from partition and output to stdout
1816	    avb write_part - write data to partition
1817	    avb verify - run full verification chain
1818endmenu
1819
1820config CMD_UBI
1821	tristate "Enable UBI - Unsorted block images commands"
1822	select CRC32
1823	select MTD_UBI
1824	select CMD_MTDPARTS
1825	default y if NAND_SUNXI
1826	help
1827	  UBI is a software layer above MTD layer which admits use of LVM-like
1828	  logical volumes on top of MTD devices, hides some complexities of
1829	  flash chips like wear and bad blocks and provides some other useful
1830	  capabilities. Please, consult the MTD web site for more details
1831	  (www.linux-mtd.infradead.org). Activate this option if you want
1832	  to use U-Boot UBI commands.
1833
1834config CMD_UBIFS
1835	tristate "Enable UBIFS - Unsorted block images filesystem commands"
1836	depends on CMD_UBI
1837	select CRC32
1838	select LZO
1839	default y if CMD_UBI
1840	help
1841	  UBIFS is a file system for flash devices which works on top of UBI.
1842
1843endmenu
1844