blob: 202a34ab413463dbb8e490f19765ec71f42df87d [file] [log] [blame]
Masahiro Yamadaed363232014-09-16 16:32:58 +09001menu "Library routines"
2
Marek Szyprowski69be8fd2020-06-03 14:43:40 +02003config ADDR_MAP
4 bool "Enable support for non-identity virtual-physical mappings"
5 help
6 Enables helper code for implementing non-identity virtual-physical
7 memory mappings for 32bit CPUs.
8
Bin Menge0103152021-02-25 17:22:36 +08009 This library only works in the post-relocation phase.
10
Marek Szyprowski69be8fd2020-06-03 14:43:40 +020011config SYS_NUM_ADDR_MAP
12 int "Size of the address-map table"
13 depends on ADDR_MAP
14 default 16
15 help
16 Sets the number of entries in the virtual-physical mapping table.
17
Tom Rini3b8dfc42022-11-16 13:10:38 -050018config SYS_TIMER_COUNTS_DOWN
Marek Vasutc61df342023-03-19 04:13:02 +010019 bool "System timer counts down rather than up"
Tom Rini3b8dfc42022-11-16 13:10:38 -050020
Simon Glass6405ab72021-11-24 09:26:42 -070021config PHYSMEM
22 bool "Access to physical memory region (> 4G)"
23 help
24 Some basic support is provided for operations on memory not
25 normally accessible to 32-bit U-Boot - e.g. some architectures
26 support access to more than 4G of memory on 32-bit
27 machines using physical address extension or similar.
28 Enable this to access this basic support, which only supports clearing
29 the memory.
30
Adam Ford6ef2f902017-08-11 09:46:05 -050031config BCH
32 bool "Enable Software based BCH ECC"
33 help
34 Enables software based BCH ECC algorithm present in lib/bch.c
35 This is used by SoC platforms which do not have built-in ELM
36 hardware engine required for BCH ECC correction.
37
Simon Glass3c10dc92019-12-06 21:41:34 -070038config BINMAN_FDT
39 bool "Allow access to binman information in the device tree"
Bin Meng56e72572021-02-03 21:20:02 +080040 depends on BINMAN && DM && OF_CONTROL
Bin Meng1621d3c2021-05-10 20:23:36 +080041 default y if OF_SEPARATE || OF_EMBED
Simon Glass3c10dc92019-12-06 21:41:34 -070042 help
43 This enables U-Boot to access information about binman entries,
44 stored in the device tree in a binman node. Typical uses are to
45 locate entries in the firmware image. See binman.h for the available
46 functionality.
47
Masahiro Yamadab0928da2014-09-16 16:32:59 +090048config CC_OPTIMIZE_LIBS_FOR_SPEED
49 bool "Optimize libraries for speed"
50 help
51 Enabling this option will pass "-O2" to gcc when compiling
52 under "lib" directory.
53
54 If unsure, say N.
55
Simon Glass1a46cb62021-07-02 12:36:17 -060056config CHARSET
57 bool
Simon Glass1a46cb62021-07-02 12:36:17 -060058
Faiz Abbas36c18772018-02-06 19:15:58 +053059config DYNAMIC_CRC_TABLE
60 bool "Enable Dynamic tables for CRC"
61 help
62 Enable this option to calculate entries for CRC tables at runtime.
63 This can be helpful when reducing the size of the build image
64
Bin Meng2895c4b2018-10-15 02:21:15 -070065config HAVE_ARCH_IOMAP
66 bool
67 help
68 Enable this option if architecture provides io{read,write}{8,16,32}
69 I/O accessor functions.
70
Masahiro Yamada45ccec82014-10-24 01:30:43 +090071config HAVE_PRIVATE_LIBGCC
72 bool
73
Adam Forda451bc22018-02-06 12:14:28 -060074config LIB_UUID
75 bool
76
Simon Glass3b510802023-02-22 09:34:11 -070077config SPL_LIB_UUID
78 depends on SPL
79 bool
80
Kautuk Consul1c03ab92022-12-07 17:12:34 +053081config SEMIHOSTING
82 bool "Support semihosting"
Kautuk Consulae3527f2022-12-07 17:12:35 +053083 depends on ARM || RISCV
Kautuk Consul1c03ab92022-12-07 17:12:34 +053084 help
85 Semihosting is a method for a target to communicate with a host
86 debugger. It uses special instructions which the debugger will trap
87 on and interpret. This allows U-Boot to read/write files, print to
88 the console, and execute arbitrary commands on the host system.
89
90 Enabling this option will add support for reading and writing files
91 on the host system. If you don't have a debugger attached then trying
92 to do this will likely cause U-Boot to hang. Say 'n' if you are unsure.
93
94config SEMIHOSTING_FALLBACK
95 bool "Recover gracefully when semihosting fails"
Kautuk Consulae3527f2022-12-07 17:12:35 +053096 depends on SEMIHOSTING && (ARM64 || RISCV)
Kautuk Consul1c03ab92022-12-07 17:12:34 +053097 default y
98 help
99 Normally, if U-Boot makes a semihosting call and no debugger is
100 attached, then it will panic due to a synchronous abort
101 exception. This config adds an exception handler which will allow
102 U-Boot to recover. Say 'y' if unsure.
103
104config SPL_SEMIHOSTING
105 bool "Support semihosting in SPL"
Kautuk Consulae3527f2022-12-07 17:12:35 +0530106 depends on SPL && (ARM || RISCV)
Kautuk Consul1c03ab92022-12-07 17:12:34 +0530107 help
108 Semihosting is a method for a target to communicate with a host
109 debugger. It uses special instructions which the debugger will trap
110 on and interpret. This allows U-Boot to read/write files, print to
111 the console, and execute arbitrary commands on the host system.
112
113 Enabling this option will add support for reading and writing files
114 on the host system. If you don't have a debugger attached then trying
115 to do this will likely cause U-Boot to hang. Say 'n' if you are unsure.
116
117config SPL_SEMIHOSTING_FALLBACK
118 bool "Recover gracefully when semihosting fails in SPL"
Kautuk Consulae3527f2022-12-07 17:12:35 +0530119 depends on SPL_SEMIHOSTING && (ARM64 || RISCV)
120 select ARMV8_SPL_EXCEPTION_VECTORS if ARM64
Kautuk Consul1c03ab92022-12-07 17:12:34 +0530121 default y
122 help
123 Normally, if U-Boot makes a semihosting call and no debugger is
124 attached, then it will panic due to a synchronous abort
125 exception. This config adds an exception handler which will allow
126 U-Boot to recover. Say 'y' if unsure.
127
Alex Kiernan14ad44a2018-04-19 04:32:54 +0000128config PRINTF
129 bool
130 default y
131
132config SPL_PRINTF
133 bool
134 select SPL_SPRINTF
Simon Glass27084c02019-09-25 08:56:27 -0600135 select SPL_STRTO if !SPL_USE_TINY_PRINTF
Alex Kiernan14ad44a2018-04-19 04:32:54 +0000136
137config TPL_PRINTF
138 bool
139 select TPL_SPRINTF
Simon Glass27084c02019-09-25 08:56:27 -0600140 select TPL_STRTO if !TPL_USE_TINY_PRINTF
Alex Kiernan14ad44a2018-04-19 04:32:54 +0000141
Simon Glass747093d2022-04-30 00:56:53 -0600142config VPL_PRINTF
143 bool
144 select VPL_SPRINTF
145 select VPL_STRTO if !VPL_USE_TINY_PRINTF
146
Alex Kiernan14ad44a2018-04-19 04:32:54 +0000147config SPRINTF
148 bool
149 default y
150
151config SPL_SPRINTF
152 bool
153
154config TPL_SPRINTF
155 bool
156
Simon Glass747093d2022-04-30 00:56:53 -0600157config VPL_SPRINTF
158 bool
159
Andrii Anisove87dfb02020-08-06 12:42:52 +0300160config SSCANF
161 bool
Andrii Anisove87dfb02020-08-06 12:42:52 +0300162
Alex Kiernan14ad44a2018-04-19 04:32:54 +0000163config STRTO
164 bool
165 default y
166
167config SPL_STRTO
168 bool
169
170config TPL_STRTO
171 bool
172
Simon Glass747093d2022-04-30 00:56:53 -0600173config VPL_STRTO
174 bool
175
Alex Kiernanc232d142018-05-29 15:30:52 +0000176config IMAGE_SPARSE
177 bool
178
179config IMAGE_SPARSE_FILLBUF_SIZE
180 hex "Android sparse image CHUNK_TYPE_FILL buffer size"
181 default 0x80000
182 depends on IMAGE_SPARSE
183 help
184 Set the size of the fill buffer used when processing CHUNK_TYPE_FILL
185 chunks.
186
Masahiro Yamada45ccec82014-10-24 01:30:43 +0900187config USE_PRIVATE_LIBGCC
188 bool "Use private libgcc"
189 depends on HAVE_PRIVATE_LIBGCC
Marek Vasut91b86e22016-05-26 18:01:47 +0200190 default y if HAVE_PRIVATE_LIBGCC && ((ARM && !ARM64) || MIPS)
Masahiro Yamada45ccec82014-10-24 01:30:43 +0900191 help
192 This option allows you to use the built-in libgcc implementation
Masahiro Yamada67976302016-03-30 20:17:42 +0900193 of U-Boot instead of the one provided by the compiler.
Masahiro Yamada45ccec82014-10-24 01:30:43 +0900194 If unsure, say N.
195
Masahiro Yamada8c688bc2014-10-24 01:30:40 +0900196config SYS_HZ
197 int
198 default 1000
199 help
200 The frequency of the timer returned by get_timer().
201 get_timer() must operate in milliseconds and this option must be
202 set to 1000.
203
Simon Glass27084c02019-09-25 08:56:27 -0600204config SPL_USE_TINY_PRINTF
Thomas Hebb37ef1772019-11-10 08:23:53 -0800205 bool "Enable tiny printf() version in SPL"
Simon Glass27084c02019-09-25 08:56:27 -0600206 depends on SPL
Tom Rini2a51e162019-06-08 12:46:18 -0400207 default y
Stefan Roese7d9cde12015-11-23 07:00:22 +0100208 help
209 This option enables a tiny, stripped down printf version.
210 This should only be used in space limited environments,
211 like SPL versions with hard memory limits. This version
212 reduces the code size by about 2.5KiB on armv7.
213
214 The supported format specifiers are %c, %s, %u/%d and %x.
215
Simon Glass27084c02019-09-25 08:56:27 -0600216config TPL_USE_TINY_PRINTF
Thomas Hebb37ef1772019-11-10 08:23:53 -0800217 bool "Enable tiny printf() version in TPL"
Simon Glass27084c02019-09-25 08:56:27 -0600218 depends on TPL
219 default y if SPL_USE_TINY_PRINTF
220 help
221 This option enables a tiny, stripped down printf version.
222 This should only be used in space limited environments,
223 like SPL versions with hard memory limits. This version
224 reduces the code size by about 2.5KiB on armv7.
225
226 The supported format specifiers are %c, %s, %u/%d and %x.
227
Simon Glass747093d2022-04-30 00:56:53 -0600228config VPL_USE_TINY_PRINTF
229 bool "Enable tiny printf() version for VPL"
230 depends on VPL
231 help
232 This option enables a tiny, stripped down printf version.
233 This should only be used in space limited environments,
234 like SPL versions with hard memory limits. This version
235 reduces the code size by about 2.5KiB on armv7.
236
237 The supported format specifiers are %c, %s, %u/%d and %x.
238
Masahiro Yamada7e3caa82017-12-04 12:37:00 +0900239config PANIC_HANG
240 bool "Do not reset the system on fatal error"
241 help
242 Define this option to stop the system in case of a fatal error,
243 so that you have to reset it manually. This is probably NOT a good
244 idea for an embedded system where you want the system to reboot
245 automatically as fast as possible, but it may be useful during
246 development since you can try to debug the conditions that lead to
247 the situation.
248
Joe Hershberger1a606502015-04-21 17:02:42 -0500249config REGEX
250 bool "Enable regular expression support"
Joe Hershbergerf7848d92015-06-22 17:57:36 -0500251 default y if NET
Joe Hershberger1a606502015-04-21 17:02:42 -0500252 help
253 If this variable is defined, U-Boot is linked against the
254 SLRE (Super Light Regular Expression) library, which adds
255 regex support to some commands, for example "env grep" and
256 "setexpr".
257
Adam Forda5a37562018-02-06 10:18:18 -0600258choice
259 prompt "Pseudo-random library support type"
Heinrich Schuchardt16112352020-01-19 19:28:12 +0100260 depends on NET_RANDOM_ETHADDR || RANDOM_UUID || CMD_UUID || \
Heinrich Schuchardt28cef9c2020-11-20 12:55:22 +0100261 RNG_SANDBOX || UT_LIB && AES || FAT_WRITE
Adam Forda5a37562018-02-06 10:18:18 -0600262 default LIB_RAND
Masahiro Yamada3850dbe2015-06-11 19:16:43 +0900263 help
Adam Forda5a37562018-02-06 10:18:18 -0600264 Select the library to provide pseudo-random number generator
265 functions. LIB_HW_RAND supports certain hardware engines that
266 provide this functionality. If in doubt, select LIB_RAND.
267
268config LIB_RAND
269 bool "Pseudo-random library support"
270
271config LIB_HW_RAND
Marcin Juszkiewicz43e442a2020-05-26 19:07:15 +0200272 bool "HW Engine for random library support"
Adam Forda5a37562018-02-06 10:18:18 -0600273
274endchoice
Michal Simek9ba9e852015-05-25 11:37:22 +0200275
Simon Glasse1722fc2021-12-01 09:02:36 -0700276config SUPPORT_ACPI
277 bool
278 help
279 Enable this if your arch or board can support generating ACPI
280 (Advanced Configuration and Power Interface) tables. In this case
281 U-Boot can generate these tables and pass them to the Operating
282 System.
283
284config GENERATE_ACPI_TABLE
285 bool "Generate an ACPI (Advanced Configuration and Power Interface) table"
286 depends on SUPPORT_ACPI
287 select QFW if QEMU
288 help
289 The Advanced Configuration and Power Interface (ACPI) specification
290 provides an open standard for device configuration and management
291 by the operating system. It defines platform-independent interfaces
292 for configuration and power management monitoring.
293
Simon Glassab4458b2017-04-02 09:50:28 -0600294config SPL_TINY_MEMSET
295 bool "Use a very small memset() in SPL"
Tom Rinib3401992022-06-10 23:03:09 -0400296 depends on SPL
Simon Glassab4458b2017-04-02 09:50:28 -0600297 help
298 The faster memset() is the arch-specific one (if available) enabled
299 by CONFIG_USE_ARCH_MEMSET. If that is not enabled, we can still get
300 better performance by writing a word at a time. But in very
Chris Packham6e705112019-01-13 22:13:28 +1300301 size-constrained environments even this may be too big. Enable this
Simon Glassab4458b2017-04-02 09:50:28 -0600302 option to reduce code size slightly at the cost of some speed.
303
Philipp Tomsich96b90822017-08-03 22:52:04 +0200304config TPL_TINY_MEMSET
305 bool "Use a very small memset() in TPL"
Tom Rini8bea4bf2022-06-08 08:24:39 -0400306 depends on TPL
Philipp Tomsich96b90822017-08-03 22:52:04 +0200307 help
308 The faster memset() is the arch-specific one (if available) enabled
309 by CONFIG_USE_ARCH_MEMSET. If that is not enabled, we can still get
310 better performance by writing a word at a time. But in very
Chris Packham6e705112019-01-13 22:13:28 +1300311 size-constrained environments even this may be too big. Enable this
Philipp Tomsich96b90822017-08-03 22:52:04 +0200312 option to reduce code size slightly at the cost of some speed.
313
Boris Brezillonaa049152017-02-27 18:22:05 +0100314config RBTREE
315 bool
316
Nandor Handa5337a2017-11-08 15:35:14 +0000317config BITREVERSE
318 bool "Bit reverse library from Linux"
319
Simon Glassa24a78d2019-04-08 13:20:51 -0600320config TRACE
321 bool "Support for tracing of function calls and timing"
322 imply CMD_TRACE
Simon Glass12619d42022-12-21 16:08:26 -0700323 imply TIMER_EARLY
Simon Glassa24a78d2019-04-08 13:20:51 -0600324 help
325 Enables function tracing within U-Boot. This allows recording of call
326 traces including timing information. The command can write data to
327 memory for exporting for analysis (e.g. using bootchart).
328 See doc/README.trace for full details.
329
Simon Glass1c6eb072019-04-08 13:20:52 -0600330config TRACE_BUFFER_SIZE
331 hex "Size of trace buffer in U-Boot"
332 depends on TRACE
333 default 0x01000000
334 help
335 Sets the size of the trace buffer in U-Boot. This is allocated from
336 memory during relocation. If this buffer is too small, the trace
337 history will be truncated, with later records omitted.
338
339 If early trace is enabled (i.e. before relocation), this buffer must
340 be large enough to include all the data from the early trace buffer as
341 well, since this is copied over to the main buffer during relocation.
342
343 A trace record is emitted for each function call and each record is
344 12 bytes (see struct trace_call). A suggested minimum size is 1MB. If
345 the size is too small then 'trace stats' will show a message saying
346 how many records were dropped due to buffer overflow.
347
Heinrich Schuchardtda0fb5f2019-06-02 13:30:09 +0200348config TRACE_CALL_DEPTH_LIMIT
349 int "Trace call depth limit"
350 depends on TRACE
351 default 15
352 help
353 Sets the maximum call depth up to which function calls are recorded.
354
Simon Glass1c6eb072019-04-08 13:20:52 -0600355config TRACE_EARLY
356 bool "Enable tracing before relocation"
357 depends on TRACE
358 help
359 Sometimes it is helpful to trace execution of U-Boot before
360 relocation. This is possible by using a arch-specific, fixed buffer
361 position in memory. Enable this option to start tracing as early as
362 possible after U-Boot starts.
363
364config TRACE_EARLY_SIZE
365 hex "Size of early trace buffer in U-Boot"
366 depends on TRACE_EARLY
367 default 0x00100000
368 help
369 Sets the size of the early trace buffer in bytes. This is used to hold
370 tracing information before relocation.
371
Heinrich Schuchardtda0fb5f2019-06-02 13:30:09 +0200372config TRACE_EARLY_CALL_DEPTH_LIMIT
373 int "Early trace call depth limit"
374 depends on TRACE_EARLY
Simon Glassc33425c2023-01-15 14:15:44 -0700375 default 15
Heinrich Schuchardtda0fb5f2019-06-02 13:30:09 +0200376 help
377 Sets the maximum call depth up to which function calls are recorded
378 during early tracing.
379
Simon Glass1c6eb072019-04-08 13:20:52 -0600380config TRACE_EARLY_ADDR
381 hex "Address of early trace buffer in U-Boot"
382 depends on TRACE_EARLY
383 default 0x00100000
384 help
385 Sets the address of the early trace buffer in U-Boot. This memory
386 must be accessible before relocation.
387
388 A trace record is emitted for each function call and each record is
389 12 bytes (see struct trace_call). A suggested minimum size is 1MB. If
390 the size is too small then the message which says the amount of early
391 data being coped will the the same as the
392
Loic Poulain334a9b92021-11-25 18:16:14 +0100393config CIRCBUF
394 bool "Enable circular buffer support"
395
Simon Glassd1389402015-06-23 15:38:23 -0600396source lib/dhry/Kconfig
397
Simon Glassb1a873d2017-04-26 22:27:49 -0600398menu "Security support"
399
400config AES
401 bool "Support the AES algorithm"
402 help
403 This provides a means to encrypt and decrypt data using the AES
404 (Advanced Encryption Standard). This algorithm uses a symetric key
405 and is widely used as a streaming cipher. Different key lengths are
406 supported by the algorithm but only a 128-bit key is supported at
407 present.
408
Alexandru Gagniuc928a8be2021-07-29 11:47:16 -0500409source lib/ecdsa/Kconfig
Ruchika Guptad9f23c72015-01-23 16:01:56 +0530410source lib/rsa/Kconfig
AKASHI Takahirob4adf622019-11-13 09:45:00 +0900411source lib/crypto/Kconfig
Steffen Jaeckel26dd9932021-07-08 15:57:33 +0200412source lib/crypt/Kconfig
Ruchika Guptac4beb222015-01-23 16:01:51 +0530413
Simon Glassa7d660b2015-08-22 18:31:19 -0600414config TPM
415 bool "Trusted Platform Module (TPM) Support"
Simon Glass2419cd12015-10-03 06:39:36 -0600416 depends on DM
Sughosh Ganue67ffb52022-07-22 21:32:04 +0530417 imply DM_RNG
Simon Glassa7d660b2015-08-22 18:31:19 -0600418 help
419 This enables support for TPMs which can be used to provide security
420 features for your board. The TPM can be connected via LPC or I2C
421 and a sandbox TPM is provided for testing purposes. Use the 'tpm'
422 command to interactive the TPM. Driver model support is provided
423 for the low-level TPM interface, but only one TPM is supported at
424 a time by the TPM library.
425
Simon Glass63078962018-10-01 12:22:19 -0600426config SPL_TPM
427 bool "Trusted Platform Module (TPM) Support in SPL"
428 depends on SPL_DM
Simon Glass0c16fca2023-01-07 14:57:20 -0700429 imply SPL_CRC8
Simon Glass63078962018-10-01 12:22:19 -0600430 help
431 This enables support for TPMs which can be used to provide security
432 features for your board. The TPM can be connected via LPC or I2C
433 and a sandbox TPM is provided for testing purposes. Use the 'tpm'
434 command to interactive the TPM. Driver model support is provided
435 for the low-level TPM interface, but only one TPM is supported at
436 a time by the TPM library.
437
438config TPL_TPM
439 bool "Trusted Platform Module (TPM) Support in TPL"
440 depends on TPL_DM
441 help
442 This enables support for TPMs which can be used to provide security
443 features for your board. The TPM can be connected via LPC or I2C
444 and a sandbox TPM is provided for testing purposes. Use the 'tpm'
445 command to interactive the TPM. Driver model support is provided
446 for the low-level TPM interface, but only one TPM is supported at
447 a time by the TPM library.
448
Simon Glass747093d2022-04-30 00:56:53 -0600449config VPL_TPM
450 bool "Trusted Platform Module (TPM) Support in VPL"
451 depends on VPL_DM
452 help
453 This enables support for TPMs which can be used to provide security
454 features for your board. The TPM can be connected via LPC or I2C
455 and a sandbox TPM is provided for testing purposes. Use the 'tpm'
456 command to interactive the TPM. Driver model support is provided
457 for the low-level TPM interface, but only one TPM is supported at
458 a time by the TPM library.
459
Simon Glassb1a873d2017-04-26 22:27:49 -0600460endmenu
461
Igor Opaniuk33305842018-06-03 21:56:37 +0300462menu "Android Verified Boot"
463
464config LIBAVB
465 bool "Android Verified Boot 2.0 support"
466 depends on ANDROID_BOOT_IMAGE
Igor Opaniuk33305842018-06-03 21:56:37 +0300467 help
468 This enables support of Android Verified Boot 2.0 which can be used
469 to assure the end user of the integrity of the software running on a
470 device. Introduces such features as boot chain of trust, rollback
471 protection etc.
472
473endmenu
474
gaurav rana94e3c8c2015-02-20 12:51:46 +0530475menu "Hashing Support"
476
Qu Wenruo7c3fd5c2021-12-27 14:12:07 +0800477config BLAKE2
478 bool "Enable BLAKE2 support"
479 help
480 This option enables support of hashing using BLAKE2B algorithm.
481 The hash is calculated in software.
482 The BLAKE2 algorithm produces a hash value (digest) between 1 and
483 64 bytes.
484
gaurav rana94e3c8c2015-02-20 12:51:46 +0530485config SHA1
486 bool "Enable SHA1 support"
487 help
488 This option enables support of hashing using SHA1 algorithm.
489 The hash is calculated in software.
490 The SHA1 algorithm produces a 160-bit (20-byte) hash value
491 (digest).
492
493config SHA256
494 bool "Enable SHA256 support"
495 help
496 This option enables support of hashing using SHA256 algorithm.
497 The hash is calculated in software.
498 The SHA256 algorithm produces a 256-bit (32-byte) hash value
499 (digest).
500
Reuben Dowled16b38f2020-04-16 17:36:52 +1200501config SHA512
502 bool "Enable SHA512 support"
Reuben Dowled16b38f2020-04-16 17:36:52 +1200503 help
504 This option enables support of hashing using SHA512 algorithm.
505 The hash is calculated in software.
506 The SHA512 algorithm produces a 512-bit (64-byte) hash value
507 (digest).
508
509config SHA384
510 bool "Enable SHA384 support"
Alexandru Gagniuce60e4492021-09-02 19:54:18 -0500511 select SHA512
Reuben Dowled16b38f2020-04-16 17:36:52 +1200512 help
513 This option enables support of hashing using SHA384 algorithm.
Alexandru Gagniuce60e4492021-09-02 19:54:18 -0500514 The hash is calculated in software. This is also selects SHA512,
515 because these implementations share the bulk of the code..
Reuben Dowled16b38f2020-04-16 17:36:52 +1200516 The SHA384 algorithm produces a 384-bit (48-byte) hash value
517 (digest).
518
gaurav rana94e3c8c2015-02-20 12:51:46 +0530519config SHA_HW_ACCEL
Heinrich Schuchardte2ae4832021-05-14 07:08:27 +0200520 bool "Enable hardware acceleration for SHA hash functions"
gaurav rana94e3c8c2015-02-20 12:51:46 +0530521 help
Heinrich Schuchardte2ae4832021-05-14 07:08:27 +0200522 This option enables hardware acceleration for the SHA1 and SHA256
523 hashing algorithms. This affects the 'hash' command and also the
524 hash_lookup_algo() function.
525
Simon Glass603d15a2021-09-25 19:43:17 -0600526if SPL
527
528config SPL_SHA1
529 bool "Enable SHA1 support in SPL"
530 default y if SHA1
531 help
532 This option enables support of hashing using SHA1 algorithm.
533 The hash is calculated in software.
534 The SHA1 algorithm produces a 160-bit (20-byte) hash value
535 (digest).
536
537config SPL_SHA256
538 bool "Enable SHA256 support in SPL"
539 default y if SHA256
540 help
541 This option enables support of hashing using SHA256 algorithm.
542 The hash is calculated in software.
543 The SHA256 algorithm produces a 256-bit (32-byte) hash value
544 (digest).
545
546config SPL_SHA512
547 bool "Enable SHA512 support in SPL"
548 default y if SHA512
549 help
550 This option enables support of hashing using SHA512 algorithm.
551 The hash is calculated in software.
552 The SHA512 algorithm produces a 512-bit (64-byte) hash value
553 (digest).
554
555config SPL_SHA384
556 bool "Enable SHA384 support in SPL"
557 default y if SHA384
558 select SPL_SHA512
559 help
560 This option enables support of hashing using SHA384 algorithm.
561 The hash is calculated in software. This is also selects SHA512,
562 because these implementations share the bulk of the code..
563 The SHA384 algorithm produces a 384-bit (48-byte) hash value
564 (digest).
565
Simon Glass2c212562021-09-25 19:43:18 -0600566config SPL_SHA_HW_ACCEL
567 bool "Enable hardware acceleration for SHA hash functions"
568 default y if SHA_HW_ACCEL
569 help
570 This option enables hardware acceleration for the SHA1 and SHA256
571 hashing algorithms. This affects the 'hash' command and also the
572 hash_lookup_algo() function.
573
574config SPL_SHA_PROG_HW_ACCEL
575 bool "Enable Progressive hashing support using hardware in SPL"
576 depends on SHA_PROG_HW_ACCEL
577 default y
578 help
579 This option enables hardware-acceleration for SHA progressive
580 hashing.
581 Data can be streamed in a block at a time and the hashing is
582 performed in hardware.
583
Simon Glass603d15a2021-09-25 19:43:17 -0600584endif
585
Simon Glass5a6bc162023-02-22 09:34:01 -0700586config VPL_SHA1
587 bool "Enable SHA1 support in VPL"
588 depends on VPL
589 default y if SHA1
590 help
591 This option enables support of hashing using SHA1 algorithm.
592 The hash is calculated in software.
593 The SHA1 algorithm produces a 160-bit (20-byte) hash value
594 (digest).
595
596config VPL_SHA256
597 bool "Enable SHA256 support in VPL"
598 depends on VPL
599 default y if SHA256
600 help
601 This option enables support of hashing using SHA256 algorithm.
602 The hash is calculated in software.
603 The SHA256 algorithm produces a 256-bit (32-byte) hash value
604 (digest).
605
Heinrich Schuchardte2ae4832021-05-14 07:08:27 +0200606if SHA_HW_ACCEL
607
608config SHA512_HW_ACCEL
609 bool "Enable hardware acceleration for SHA512"
Alexandru Gagniuce60e4492021-09-02 19:54:18 -0500610 depends on SHA512
Heinrich Schuchardte2ae4832021-05-14 07:08:27 +0200611 help
612 This option enables hardware acceleration for the SHA384 and SHA512
613 hashing algorithms. This affects the 'hash' command and also the
614 hash_lookup_algo() function.
gaurav rana94e3c8c2015-02-20 12:51:46 +0530615
616config SHA_PROG_HW_ACCEL
617 bool "Enable Progressive hashing support using hardware"
gaurav rana94e3c8c2015-02-20 12:51:46 +0530618 help
Joel Stanleya479f102021-02-17 13:50:42 +1030619 This option enables hardware-acceleration for SHA progressive
620 hashing.
621 Data can be streamed in a block at a time and the hashing is
622 performed in hardware.
Andre Przywarabea79d72017-03-15 01:19:05 +0000623
Heinrich Schuchardte2ae4832021-05-14 07:08:27 +0200624endif
625
Andre Przywarabea79d72017-03-15 01:19:05 +0000626config MD5
Simon Glass8239be62020-05-06 08:03:56 -0600627 bool "Support MD5 algorithm"
628 help
629 This option enables MD5 support. MD5 is an algorithm designed
630 in 1991 that produces a 16-byte digest (or checksum) from its input
631 data. It has a number of vulnerabilities which preclude its use in
632 security applications, but it can be useful for providing a quick
633 checksum of a block of data.
634
635config SPL_MD5
636 bool "Support MD5 algorithm in SPL"
Tom Rinib3401992022-06-10 23:03:09 -0400637 depends on SPL
Simon Glass8239be62020-05-06 08:03:56 -0600638 help
639 This option enables MD5 support in SPL. MD5 is an algorithm designed
640 in 1991 that produces a 16-byte digest (or checksum) from its input
641 data. It has a number of vulnerabilities which preclude its use in
642 security applications, but it can be useful for providing a quick
643 checksum of a block of data.
Andre Przywarabea79d72017-03-15 01:19:05 +0000644
Simon Glass0c16fca2023-01-07 14:57:20 -0700645config CRC8
646 def_bool y
647 help
648 Enables CRC8 support in U-Boot. This is normally required. CRC8 is
649 a simple and fast checksumming algorithm which does a bytewise
650 checksum with feedback to produce an 8-bit result. The code is small
651 and it does not require a lookup table (unlike CRC32).
652
653config SPL_CRC8
654 bool "Support CRC8 in SPL"
655 depends on SPL
656 help
657 Enables CRC8 support in SPL. This is not normally required. CRC8 is
658 a simple and fast checksumming algorithm which does a bytewise
659 checksum with feedback to produce an 8-bit result. The code is small
660 and it does not require a lookup table (unlike CRC32).
661
Simon Glasse7d285b2021-09-25 19:43:24 -0600662config CRC32
663 def_bool y
664 help
665 Enables CRC32 support in U-Boot. This is normally required.
666
Marek Behún85d8bf52017-09-03 17:00:23 +0200667config CRC32C
668 bool
669
Marek Behún83a486b2019-04-29 22:40:43 +0200670config XXHASH
671 bool
672
gaurav rana94e3c8c2015-02-20 12:51:46 +0530673endmenu
674
Julius Werner027b7282015-10-06 20:03:53 -0700675menu "Compression Support"
676
677config LZ4
678 bool "Enable LZ4 decompression support"
679 help
680 If this option is set, support for LZ4 compressed images
681 is included. The LZ4 algorithm can run in-place as long as the
682 compressed image is loaded to the end of the output buffer, and
683 trades lower compression ratios for much faster decompression.
Patrick Delaunay4fa01502021-03-10 10:16:28 +0100684
Julius Werner027b7282015-10-06 20:03:53 -0700685 NOTE: This implements the release version of the LZ4 frame
686 format as generated by default by the 'lz4' command line tool.
687 This is not the same as the outdated, less efficient legacy
688 frame format currently (2015) implemented in the Linux kernel
689 (generated by 'lz4 -l'). The two formats are incompatible.
690
Simon Glassaed998a2017-05-17 03:25:42 -0600691config LZMA
692 bool "Enable LZMA decompression support"
693 help
694 This enables support for LZMA (Lempel-Ziv-Markov chain algorithm),
695 a dictionary compression algorithm that provides a high compression
696 ratio and fairly fast decompression speed. See also
697 CONFIG_CMD_LZMADEC which provides a decode command.
698
Boris Brezillon173aafb2017-02-27 18:22:06 +0100699config LZO
Tom Rinid56b4b12017-07-22 18:36:16 -0400700 bool "Enable LZO decompression support"
701 help
Oleksandr Suvorov5145bc72021-09-01 16:05:08 +0300702 This enables support for the LZO compression algorithm.
York Sun7264f292017-08-15 11:14:43 -0700703
Marek Vasut95f4bbd2019-03-08 16:06:55 +0100704config GZIP
Heiko Schocher51323612019-04-29 08:59:38 +0200705 bool "Enable gzip decompression support"
Marek Vasut95f4bbd2019-03-08 16:06:55 +0100706 select ZLIB
707 default y
708 help
709 This enables support for GZIP compression algorithm.
710
Joao Marcos Costa81014f72020-07-30 15:33:49 +0200711config ZLIB_UNCOMPRESS
712 bool "Enables zlib's uncompress() functionality"
713 help
714 This enables an extra zlib functionality: the uncompress() function,
715 which decompresses data from a buffer into another, knowing their
716 sizes. Unlike gunzip(), there is no header parsing.
717
Michael Walleeff5a542020-05-22 14:07:36 +0200718config GZIP_COMPRESSED
719 bool
720 select ZLIB
721
Atish Patra2a2119e2020-03-05 16:24:21 -0800722config BZIP2
723 bool "Enable bzip2 decompression support"
724 help
725 This enables support for BZIP2 compression algorithm.
726
Marek Vasut95f4bbd2019-03-08 16:06:55 +0100727config ZLIB
728 bool
729 default y
730 help
731 This enables ZLIB compression lib.
732
Marek Behún8509f222019-04-29 22:40:44 +0200733config ZSTD
734 bool "Enable Zstandard decompression support"
735 select XXHASH
736 help
737 This enables Zstandard decompression library.
738
Brandon Maier4b9b25d2023-01-12 10:27:45 -0600739if ZSTD
740
741config ZSTD_LIB_MINIFY
742 bool "Minify Zstandard code"
743 default y
744 help
745 This disables various optional components and changes the
746 compilation flags to prioritize space-saving.
747
748 For detailed info, see zstd's lib/README.md
749
750 https://github.com/facebook/zstd/blob/dev/lib/README.md
751
752endif
753
Simon Glassae625d92023-02-22 09:33:54 -0700754config SPL_BZIP2
755 bool "Enable bzip2 decompression support for SPL build"
756 depends on SPL
757 help
758 This enables support for bzip2 compression algorithm for SPL boot.
759
Simon Glass048c6e82018-11-06 15:21:30 -0700760config SPL_LZ4
761 bool "Enable LZ4 decompression support in SPL"
Tom Rinib3401992022-06-10 23:03:09 -0400762 depends on SPL
Simon Glass048c6e82018-11-06 15:21:30 -0700763 help
Marcin Juszkiewicz43e442a2020-05-26 19:07:15 +0200764 This enables support for the LZ4 decompression algorithm in SPL. LZ4
Simon Glass048c6e82018-11-06 15:21:30 -0700765 is a lossless data compression algorithm that is focused on
766 fast compression and decompression speed. It belongs to the LZ77
767 family of byte-oriented compression schemes.
768
Weijie Gao04cb3992020-04-21 09:28:38 +0200769config SPL_LZMA
770 bool "Enable LZMA decompression support for SPL build"
Tom Rinib3401992022-06-10 23:03:09 -0400771 depends on SPL
Weijie Gao04cb3992020-04-21 09:28:38 +0200772 help
Marcin Juszkiewicz43e442a2020-05-26 19:07:15 +0200773 This enables support for LZMA compression algorithm for SPL boot.
Weijie Gao04cb3992020-04-21 09:28:38 +0200774
Simon Glass747093d2022-04-30 00:56:53 -0600775config VPL_LZMA
776 bool "Enable LZMA decompression support for VPL build"
777 default y if LZMA
778 help
779 This enables support for LZMA compression algorithm for VPL boot.
780
Jean-Jacques Hiblotf52bdf42017-09-15 12:57:30 +0200781config SPL_LZO
782 bool "Enable LZO decompression support in SPL"
Tom Rinib3401992022-06-10 23:03:09 -0400783 depends on SPL
Jean-Jacques Hiblotf52bdf42017-09-15 12:57:30 +0200784 help
785 This enables support for LZO compression algorithm in the SPL.
786
York Sun7264f292017-08-15 11:14:43 -0700787config SPL_GZIP
788 bool "Enable gzip decompression support for SPL build"
789 select SPL_ZLIB
790 help
Oleksandr Suvorov5145bc72021-09-01 16:05:08 +0300791 This enables support for the GZIP compression algorithm for SPL boot.
York Sun7264f292017-08-15 11:14:43 -0700792
793config SPL_ZLIB
794 bool
795 help
796 This enables compression lib for SPL boot.
797
Marek Behún8509f222019-04-29 22:40:44 +0200798config SPL_ZSTD
799 bool "Enable Zstandard decompression support in SPL"
Tom Rinib3401992022-06-10 23:03:09 -0400800 depends on SPL
Marek Behún8509f222019-04-29 22:40:44 +0200801 select XXHASH
802 help
803 This enables Zstandard decompression library in the SPL.
804
Julius Werner027b7282015-10-06 20:03:53 -0700805endmenu
806
Przemyslaw Marczak6501ff62015-04-20 20:07:40 +0200807config ERRNO_STR
808 bool "Enable function for getting errno-related string message"
809 help
810 The function errno_str(int errno), returns a pointer to the errno
811 corresponding text message:
812 - if errno is null or positive number - a pointer to "Success" message
813 - if errno is negative - a pointer to errno related message
814
Alexey Brodkinf8c987f2018-06-05 17:17:57 +0300815config HEXDUMP
816 bool "Enable hexdump"
817 help
818 This enables functions for printing dumps of binary data.
819
Simon Glass26637e22020-09-12 11:13:35 -0600820config SPL_HEXDUMP
821 bool "Enable hexdump in SPL"
Heinrich Schuchardtfa3f1f12021-07-24 17:35:46 +0200822 depends on SPL && HEXDUMP
Simon Glass26637e22020-09-12 11:13:35 -0600823 help
824 This enables functions for printing dumps of binary data in
825 SPL.
826
Sean Anderson72eda502020-10-27 19:55:36 -0400827config GETOPT
828 bool "Enable getopt"
829 help
830 This enables functions for parsing command-line options.
831
Simon Glass69e173e2016-02-22 22:55:42 -0700832config OF_LIBFDT
833 bool "Enable the FDT library"
834 default y if OF_CONTROL
835 help
836 This enables the FDT library (libfdt). It provides functions for
837 accessing binary device tree images in memory, such as adding and
Anatolij Gustschinf1a7ba12017-08-18 17:58:51 +0200838 removing nodes and properties, scanning through the tree and finding
Simon Glass69e173e2016-02-22 22:55:42 -0700839 particular compatible nodes. The library operates on a flattened
840 version of the device tree.
841
Simon Glass0d76afc2019-10-27 09:47:40 -0600842config OF_LIBFDT_ASSUME_MASK
843 hex "Mask of conditions to assume for libfdt"
844 depends on OF_LIBFDT || FIT
845 default 0
846 help
847 Use this to change the assumptions made by libfdt about the
848 device tree it is working with. A value of 0 means that no assumptions
849 are made, and libfdt is able to deal with malicious data. A value of
850 0xff means all assumptions are made and any invalid data may cause
851 unsafe execution. See FDT_ASSUME_PERFECT, etc. in libfdt_internal.h
852
Maxime Ripardddf67f72016-07-05 10:26:44 +0200853config OF_LIBFDT_OVERLAY
854 bool "Enable the FDT library overlay support"
Tom Rini64175722018-05-08 08:52:17 -0400855 depends on OF_LIBFDT
Praneeth Bajjuri58a46f82018-04-25 16:03:23 -0500856 default y if ARCH_OMAP2PLUS || ARCH_KEYSTONE
Maxime Ripardddf67f72016-07-05 10:26:44 +0200857 help
858 This enables the FDT library (libfdt) overlay support.
859
Tom Rini40ed7be2022-08-02 07:33:27 -0400860config SYS_FDT_PAD
861 hex "Maximum size of the FDT memory area passeed to the OS"
862 depends on OF_LIBFDT
863 default 0x13000 if FMAN_ENET || QE || U_QE
864 default 0x3000
865 help
866 During OS boot, we allocate a region of memory within the bootmap
867 for the FDT. This is the size that we will expand the FDT that we
868 are using will be extended to be, in bytes.
869
Simon Glassaa34fbc2016-02-22 22:55:45 -0700870config SPL_OF_LIBFDT
871 bool "Enable the FDT library for SPL"
Simon Glass747093d2022-04-30 00:56:53 -0600872 depends on SPL_LIBGENERIC_SUPPORT
Simon Glassaa34fbc2016-02-22 22:55:45 -0700873 default y if SPL_OF_CONTROL
874 help
875 This enables the FDT library (libfdt). It provides functions for
876 accessing binary device tree images in memory, such as adding and
Anatolij Gustschinf1a7ba12017-08-18 17:58:51 +0200877 removing nodes and properties, scanning through the tree and finding
Simon Glassaa34fbc2016-02-22 22:55:45 -0700878 particular compatible nodes. The library operates on a flattened
879 version of the device tree.
880
Simon Glass0d76afc2019-10-27 09:47:40 -0600881config SPL_OF_LIBFDT_ASSUME_MASK
882 hex "Mask of conditions to assume for libfdt"
Tom Rinib3401992022-06-10 23:03:09 -0400883 depends on SPL_OF_LIBFDT || (FIT && SPL)
Simon Glass0d76afc2019-10-27 09:47:40 -0600884 default 0xff
885 help
886 Use this to change the assumptions made by libfdt in SPL about the
887 device tree it is working with. A value of 0 means that no assumptions
888 are made, and libfdt is able to deal with malicious data. A value of
889 0xff means all assumptions are made and any invalid data may cause
890 unsafe execution. See FDT_ASSUME_PERFECT, etc. in libfdt_internal.h
891
Simon Glass5592a632018-10-01 12:22:21 -0600892config TPL_OF_LIBFDT
893 bool "Enable the FDT library for TPL"
Simon Glass747093d2022-04-30 00:56:53 -0600894 depends on TPL_LIBGENERIC_SUPPORT
Simon Glass5592a632018-10-01 12:22:21 -0600895 default y if TPL_OF_CONTROL
896 help
897 This enables the FDT library (libfdt). It provides functions for
898 accessing binary device tree images in memory, such as adding and
899 removing nodes and properties, scanning through the tree and finding
900 particular compatible nodes. The library operates on a flattened
901 version of the device tree.
902
Simon Glass0d76afc2019-10-27 09:47:40 -0600903config TPL_OF_LIBFDT_ASSUME_MASK
904 hex "Mask of conditions to assume for libfdt"
Tom Rini8bea4bf2022-06-08 08:24:39 -0400905 depends on TPL_OF_LIBFDT || (FIT && TPL)
Simon Glass0d76afc2019-10-27 09:47:40 -0600906 default 0xff
907 help
908 Use this to change the assumptions made by libfdt in TPL about the
909 device tree it is working with. A value of 0 means that no assumptions
910 are made, and libfdt is able to deal with malicious data. A value of
911 0xff means all assumptions are made and any invalid data may cause
912 unsafe execution. See FDT_ASSUME_PERFECT, etc. in libfdt_internal.h
913
Simon Glass747093d2022-04-30 00:56:53 -0600914config VPL_OF_LIBFDT
915 bool "Enable the FDT library for VPL"
Tom Rini13ce3512022-06-08 08:24:40 -0400916 depends on VPL
Simon Glass747093d2022-04-30 00:56:53 -0600917 default y if VPL_OF_CONTROL && !VPL_OF_PLATDATA
918 help
919 This enables the FDT library (libfdt). It provides functions for
920 accessing binary device tree images in memory, such as adding and
921 removing nodes and properties, scanning through the tree and finding
922 particular compatible nodes. The library operates on a flattened
923 version of the device tree.
924
925config VPL_OF_LIBFDT_ASSUME_MASK
926 hex "Mask of conditions to assume for libfdt"
Tom Rini13ce3512022-06-08 08:24:40 -0400927 depends on VPL_OF_LIBFDT || (FIT && VPL)
Simon Glass747093d2022-04-30 00:56:53 -0600928 default 0xff
929 help
930 Use this to change the assumptions made by libfdt in SPL about the
931 device tree it is working with. A value of 0 means that no assumptions
932 are made, and libfdt is able to deal with malicious data. A value of
933 0xff means all assumptions are made and any invalid data may cause
934 unsafe execution. See FDT_ASSUME_PERFECT, etc. in libfdt_internal.h
935
Heiko Schocherebf7fff2016-10-06 07:31:45 +0200936config FDT_FIXUP_PARTITIONS
937 bool "overwrite MTD partitions in DTS through defined in 'mtdparts'"
938 depends on OF_LIBFDT
Masahiro Yamadaab948cd2018-07-20 11:04:09 +0900939 depends on CMD_MTDPARTS
Heiko Schocherebf7fff2016-10-06 07:31:45 +0200940 help
941 Allow overwriting defined partitions in the device tree blob
942 using partition info defined in the 'mtdparts' environment
943 variable.
944
Alexander Graf4b6dddc2016-08-19 01:23:23 +0200945menu "System tables"
Alexander Grafe663b352016-08-19 01:23:29 +0200946 depends on (!EFI && !SYS_COREBOOT) || (ARM && EFI_LOADER)
Alexander Graf4b6dddc2016-08-19 01:23:23 +0200947
Simon Glassd2cb7a22020-11-04 09:57:25 -0700948config BLOBLIST_TABLES
949 bool "Put tables in a bloblist"
Simon Glassf2c14422021-03-15 18:11:22 +1300950 depends on X86 && BLOBLIST
Simon Glassd2cb7a22020-11-04 09:57:25 -0700951 help
952 Normally tables are placed at address 0xf0000 and can be up to 64KB
953 long. With this option, tables are instead placed in the bloblist
954 with a pointer from 0xf0000. The size can then be larger and the
955 tables can be placed high in memory.
956
Alexander Graf4b6dddc2016-08-19 01:23:23 +0200957config GENERATE_SMBIOS_TABLE
958 bool "Generate an SMBIOS (System Management BIOS) table"
959 default y
Alexander Grafe663b352016-08-19 01:23:29 +0200960 depends on X86 || EFI_LOADER
Alexander Graf4b6dddc2016-08-19 01:23:23 +0200961 help
962 The System Management BIOS (SMBIOS) specification addresses how
963 motherboard and system vendors present management information about
964 their products in a standard format by extending the BIOS interface
965 on Intel architecture systems.
966
967 Check http://www.dmtf.org/standards/smbios for details.
968
Simon Glass44c74bd2020-11-05 06:32:11 -0700969 See also SMBIOS_SYSINFO which allows SMBIOS values to be provided in
970 the devicetree.
971
Tero Kristo7d0f3fb2021-06-11 11:45:02 +0300972config LIB_RATIONAL
973 bool "enable continued fraction calculation routines"
974
975config SPL_LIB_RATIONAL
976 bool "enable continued fraction calculation routines for SPL"
977 depends on SPL
978
Alexander Graf4b6dddc2016-08-19 01:23:23 +0200979endmenu
980
AKASHI Takahiro2b121962019-11-13 09:44:53 +0900981config ASN1_COMPILER
982 bool
Philippe Reynesa0e71d92022-03-28 22:56:54 +0200983 help
984 ASN.1 (Abstract Syntax Notation One) is a standard interface
985 description language for defining data structures that can be
986 serialized and deserialized in a cross-platform way. It is
987 broadly used in telecommunications and computer networking,
988 and especially in cryptography (https://en.wikipedia.org/wiki/ASN.1).
989 This option enables the support of the asn1 compiler.
AKASHI Takahiro2b121962019-11-13 09:44:53 +0900990
AKASHI Takahiroab8a0e02019-11-13 09:44:55 +0900991config ASN1_DECODER
992 bool
993 help
Philippe Reynesa0e71d92022-03-28 22:56:54 +0200994 ASN.1 (Abstract Syntax Notation One) is a standard interface
995 description language for defining data structures that can be
996 serialized and deserialized in a cross-platform way. It is
997 broadly used in telecommunications and computer networking,
998 and especially in cryptography (https://en.wikipedia.org/wiki/ASN.1).
999 This option enables the support of the asn1 decoder.
AKASHI Takahiroab8a0e02019-11-13 09:44:55 +09001000
Philippe Reynesfd210fe2022-03-28 22:56:56 +02001001config SPL_ASN1_DECODER
1002 bool
1003 help
1004 ASN.1 (Abstract Syntax Notation One) is a standard interface
1005 description language for defining data structures that can be
1006 serialized and deserialized in a cross-platform way. It is
1007 broadly used in telecommunications and computer networking,
1008 and especially in cryptography (https://en.wikipedia.org/wiki/ASN.1).
1009 This option enables the support of the asn1 decoder in the SPL.
1010
AKASHI Takahiroa9b45e62019-11-13 09:44:57 +09001011config OID_REGISTRY
1012 bool
1013 help
Philippe Reynes7d44a982022-03-28 22:56:55 +02001014 In computing, object identifiers or OIDs are an identifier mechanism
1015 standardized by the International Telecommunication Union (ITU) and
1016 ISO/IEC for naming any object, concept, or "thing" with a globally
1017 unambiguous persistent name (https://en.wikipedia.org/wiki/Object_identifier).
AKASHI Takahiroa9b45e62019-11-13 09:44:57 +09001018 Enable fast lookup object identifier registry.
1019
Philippe Reynesfd210fe2022-03-28 22:56:56 +02001020config SPL_OID_REGISTRY
1021 bool
1022 help
1023 In computing, object identifiers or OIDs are an identifier mechanism
1024 standardized by the International Telecommunication Union (ITU) and
1025 ISO/IEC for naming any object, concept, or "thing" with a globally
1026 unambiguous persistent name (https://en.wikipedia.org/wiki/Object_identifier).
1027 Enable fast lookup object identifier registry in the SPL.
1028
Christian Gmeiner415eab02020-11-03 15:34:51 +01001029config SMBIOS_PARSER
1030 bool "SMBIOS parser"
1031 help
1032 A simple parser for SMBIOS data.
1033
Simon Glass867a6ac2015-07-31 09:31:36 -06001034source lib/efi/Kconfig
Alexander Grafed980b82016-03-04 01:10:07 +01001035source lib/efi_loader/Kconfig
Bryan O'Donoghue32ce6172018-03-13 16:50:27 +00001036source lib/optee/Kconfig
Simon Glass867a6ac2015-07-31 09:31:36 -06001037
Thierry Reding54969b42019-03-21 19:10:04 +01001038config TEST_FDTDEC
1039 bool "enable fdtdec test"
1040 depends on OF_LIBFDT
1041
AKASHI Takahiro05429b62019-11-13 09:44:49 +09001042config LIB_DATE
1043 bool
1044
Keerthy805b3ca2020-02-12 13:55:03 +05301045config LIB_ELF
1046 bool
1047 help
Patrick Delaunay6205bbb2021-01-04 15:33:28 +01001048 Support basic elf loading/validating functions.
1049 This supports for 32 bit and 64 bit versions.
Keerthy805b3ca2020-02-12 13:55:03 +05301050
Patrick Delaunay77b8cfe2021-03-10 10:16:25 +01001051config LMB
1052 bool "Enable the logical memory blocks library (lmb)"
Tom Rini11232132022-04-06 09:21:25 -04001053 default y if ARC || ARM || M68K || MICROBLAZE || MIPS || \
Patrick Delaunay77b8cfe2021-03-10 10:16:25 +01001054 NIOS2 || PPC || RISCV || SANDBOX || SH || X86 || XTENSA
1055 help
1056 Support the library logical memory blocks.
1057
Patrick Delaunay6d665022021-03-10 10:16:31 +01001058config LMB_USE_MAX_REGIONS
Heinrich Schuchardtac7606a2021-11-14 09:38:53 +01001059 bool "Use a common number of memory and reserved regions in lmb lib"
Patrick Delaunay6d665022021-03-10 10:16:31 +01001060 depends on LMB
Tom Rini948d3992023-02-08 10:18:26 -05001061 default y
Patrick Delaunay6d665022021-03-10 10:16:31 +01001062 help
1063 Define the number of supported memory regions in the library logical
1064 memory blocks.
1065 This feature allow to reduce the lmb library size by using compiler
1066 optimization when LMB_MEMORY_REGIONS == LMB_RESERVED_REGIONS.
Patrick Delaunay4fa01502021-03-10 10:16:28 +01001067
1068config LMB_MAX_REGIONS
1069 int "Number of memory and reserved regions in lmb lib"
Patrick Delaunay6d665022021-03-10 10:16:31 +01001070 depends on LMB && LMB_USE_MAX_REGIONS
Sjoerd Simons2dc16a22023-01-19 09:38:17 +01001071 default 16
Patrick Delaunay4fa01502021-03-10 10:16:28 +01001072 help
1073 Define the number of supported regions, memory and reserved, in the
1074 library logical memory blocks.
Patrick Delaunay6d665022021-03-10 10:16:31 +01001075
1076config LMB_MEMORY_REGIONS
1077 int "Number of memory regions in lmb lib"
1078 depends on LMB && !LMB_USE_MAX_REGIONS
1079 default 8
1080 help
1081 Define the number of supported memory regions in the library logical
1082 memory blocks.
1083 The minimal value is CONFIG_NR_DRAM_BANKS.
1084
1085config LMB_RESERVED_REGIONS
1086 int "Number of reserved regions in lmb lib"
1087 depends on LMB && !LMB_USE_MAX_REGIONS
1088 default 8
1089 help
1090 Define the number of supported reserved regions in the library logical
1091 memory blocks.
1092
Simon Glassebc1d502022-12-21 16:08:28 -07001093config PHANDLE_CHECK_SEQ
1094 bool "Enable phandle check while getting sequence number"
1095 help
1096 When there are multiple device tree nodes with same name,
1097 enable this config option to distinguish them using
1098 phandles in fdtdec_get_alias_seq() function.
1099
Eugen Hristev97f2a742022-01-04 18:20:19 +02001100endmenu
Sughosh Ganu86794052022-10-21 18:16:03 +05301101
1102menu "FWU Multi Bank Updates"
1103
1104source lib/fwu_updates/Kconfig
1105
1106endmenu