xref: /linux/lib/Kconfig (revision 4cd5773a2ae6facdde3f563087a4cc50f00d9530)
11da177e4SLinus Torvalds#
21da177e4SLinus Torvalds# Library configuration
31da177e4SLinus Torvalds#
41da177e4SLinus Torvalds
54370aa4aSLai Jiangshanconfig BINARY_PRINTF
64370aa4aSLai Jiangshan	def_bool n
74370aa4aSLai Jiangshan
81da177e4SLinus Torvaldsmenu "Library routines"
91da177e4SLinus Torvalds
10f5e70d0fSDavid Woodhouseconfig RAID6_PQ
11f5e70d0fSDavid Woodhouse	tristate
12f5e70d0fSDavid Woodhouse
13a5cfc1ecSAkinobu Mitaconfig BITREVERSE
14a5cfc1ecSAkinobu Mita	tristate
15a5cfc1ecSAkinobu Mita
168759ef32SOskar Schirmerconfig RATIONAL
178759ef32SOskar Schirmer	boolean
188759ef32SOskar Schirmer
192922585bSDavid S. Millerconfig GENERIC_STRNCPY_FROM_USER
202922585bSDavid S. Miller	bool
212922585bSDavid S. Miller
22a08c5356SLinus Torvaldsconfig GENERIC_STRNLEN_USER
23a08c5356SLinus Torvalds	bool
24a08c5356SLinus Torvalds
25*4cd5773aSAndy Shevchenkoconfig GENERIC_NET_UTILS
26*4cd5773aSAndy Shevchenko	bool
27*4cd5773aSAndy Shevchenko
2819870defSAlexander van Heukelumconfig GENERIC_FIND_FIRST_BIT
299ba16087SJan Beulich	bool
3019870defSAlexander van Heukelum
31b923650bSMichael S. Tsirkinconfig NO_GENERIC_PCI_IOPORT_MAP
32b923650bSMichael S. Tsirkin	bool
33b923650bSMichael S. Tsirkin
3466eab4dfSMichael S. Tsirkinconfig GENERIC_PCI_IOMAP
3566eab4dfSMichael S. Tsirkin	bool
3666eab4dfSMichael S. Tsirkin
374673ca8eSMichael S. Tsirkinconfig GENERIC_IOMAP
384673ca8eSMichael S. Tsirkin	bool
3966eab4dfSMichael S. Tsirkin	select GENERIC_PCI_IOMAP
404673ca8eSMichael S. Tsirkin
41087fafd1SRichard Weinbergerconfig GENERIC_IO
42087fafd1SRichard Weinberger	boolean
43087fafd1SRichard Weinberger	default n
44087fafd1SRichard Weinberger
454ccf4beaSWolfram Sangconfig STMP_DEVICE
464ccf4beaSWolfram Sang	bool
474ccf4beaSWolfram Sang
4822b361d1SOleg Nesterovconfig PERCPU_RWSEM
4922b361d1SOleg Nesterov	boolean
5022b361d1SOleg Nesterov
511da177e4SLinus Torvaldsconfig CRC_CCITT
521da177e4SLinus Torvalds	tristate "CRC-CCITT functions"
531da177e4SLinus Torvalds	help
541da177e4SLinus Torvalds	  This option is provided for the case where no in-kernel-tree
551da177e4SLinus Torvalds	  modules require CRC-CCITT functions, but a module built outside
561da177e4SLinus Torvalds	  the kernel tree does. Such modules that use library CRC-CCITT
571da177e4SLinus Torvalds	  functions require M here.
581da177e4SLinus Torvalds
597657ec1fSEvgeniy Polyakovconfig CRC16
607657ec1fSEvgeniy Polyakov	tristate "CRC16 functions"
617657ec1fSEvgeniy Polyakov	help
627657ec1fSEvgeniy Polyakov	  This option is provided for the case where no in-kernel-tree
637657ec1fSEvgeniy Polyakov	  modules require CRC16 functions, but a module built outside
647657ec1fSEvgeniy Polyakov	  the kernel tree does. Such modules that use library CRC16
657657ec1fSEvgeniy Polyakov	  functions require M here.
667657ec1fSEvgeniy Polyakov
67f11f594eSMartin K. Petersenconfig CRC_T10DIF
68f11f594eSMartin K. Petersen	tristate "CRC calculation for the T10 Data Integrity Field"
69f11f594eSMartin K. Petersen	help
70f11f594eSMartin K. Petersen	  This option is only needed if a module that's not in the
71f11f594eSMartin K. Petersen	  kernel tree needs to calculate CRC checks for use with the
72f11f594eSMartin K. Petersen	  SCSI data integrity subsystem.
73f11f594eSMartin K. Petersen
743e7cbae7SIvo van Doornconfig CRC_ITU_T
753e7cbae7SIvo van Doorn	tristate "CRC ITU-T V.41 functions"
763e7cbae7SIvo van Doorn	help
773e7cbae7SIvo van Doorn	  This option is provided for the case where no in-kernel-tree
783e7cbae7SIvo van Doorn	  modules require CRC ITU-T V.41 functions, but a module built outside
793e7cbae7SIvo van Doorn	  the kernel tree does. Such modules that use library CRC ITU-T V.41
803e7cbae7SIvo van Doorn	  functions require M here.
813e7cbae7SIvo van Doorn
821da177e4SLinus Torvaldsconfig CRC32
8346c5801eSDarrick J. Wong	tristate "CRC32/CRC32c functions"
841da177e4SLinus Torvalds	default y
85906d66dfSAkinobu Mita	select BITREVERSE
861da177e4SLinus Torvalds	help
871da177e4SLinus Torvalds	  This option is provided for the case where no in-kernel-tree
8846c5801eSDarrick J. Wong	  modules require CRC32/CRC32c functions, but a module built outside
8946c5801eSDarrick J. Wong	  the kernel tree does. Such modules that use library CRC32/CRC32c
9046c5801eSDarrick J. Wong	  functions require M here.
911da177e4SLinus Torvalds
923863ef31SBob Pearsonconfig CRC32_SELFTEST
933863ef31SBob Pearson	bool "CRC32 perform self test on init"
943863ef31SBob Pearson	default n
953863ef31SBob Pearson	depends on CRC32
963863ef31SBob Pearson	help
973863ef31SBob Pearson	  This option enables the CRC32 library functions to perform a
983863ef31SBob Pearson	  self test on initialization. The self test computes crc32_le
993863ef31SBob Pearson	  and crc32_be over byte strings with random alignment and length
1003863ef31SBob Pearson	  and computes the total elapsed time and number of bytes processed.
1013863ef31SBob Pearson
1025cde7656SDarrick J. Wongchoice
1035cde7656SDarrick J. Wong	prompt "CRC32 implementation"
1045cde7656SDarrick J. Wong	depends on CRC32
1055cde7656SDarrick J. Wong	default CRC32_SLICEBY8
10682edb4baSDarrick J. Wong	help
10782edb4baSDarrick J. Wong	  This option allows a kernel builder to override the default choice
10882edb4baSDarrick J. Wong	  of CRC32 algorithm.  Choose the default ("slice by 8") unless you
10982edb4baSDarrick J. Wong	  know that you need one of the others.
1105cde7656SDarrick J. Wong
1115cde7656SDarrick J. Wongconfig CRC32_SLICEBY8
1125cde7656SDarrick J. Wong	bool "Slice by 8 bytes"
1135cde7656SDarrick J. Wong	help
1145cde7656SDarrick J. Wong	  Calculate checksum 8 bytes at a time with a clever slicing algorithm.
1155cde7656SDarrick J. Wong	  This is the fastest algorithm, but comes with a 8KiB lookup table.
1165cde7656SDarrick J. Wong	  Most modern processors have enough cache to hold this table without
1175cde7656SDarrick J. Wong	  thrashing the cache.
1185cde7656SDarrick J. Wong
1195cde7656SDarrick J. Wong	  This is the default implementation choice.  Choose this one unless
1205cde7656SDarrick J. Wong	  you have a good reason not to.
1215cde7656SDarrick J. Wong
1225cde7656SDarrick J. Wongconfig CRC32_SLICEBY4
1235cde7656SDarrick J. Wong	bool "Slice by 4 bytes"
1245cde7656SDarrick J. Wong	help
1255cde7656SDarrick J. Wong	  Calculate checksum 4 bytes at a time with a clever slicing algorithm.
1265cde7656SDarrick J. Wong	  This is a bit slower than slice by 8, but has a smaller 4KiB lookup
1275cde7656SDarrick J. Wong	  table.
1285cde7656SDarrick J. Wong
1295cde7656SDarrick J. Wong	  Only choose this option if you know what you are doing.
1305cde7656SDarrick J. Wong
1315cde7656SDarrick J. Wongconfig CRC32_SARWATE
1325cde7656SDarrick J. Wong	bool "Sarwate's Algorithm (one byte at a time)"
1335cde7656SDarrick J. Wong	help
1345cde7656SDarrick J. Wong	  Calculate checksum a byte at a time using Sarwate's algorithm.  This
1355cde7656SDarrick J. Wong	  is not particularly fast, but has a small 256 byte lookup table.
1365cde7656SDarrick J. Wong
1375cde7656SDarrick J. Wong	  Only choose this option if you know what you are doing.
1385cde7656SDarrick J. Wong
1395cde7656SDarrick J. Wongconfig CRC32_BIT
1405cde7656SDarrick J. Wong	bool "Classic Algorithm (one bit at a time)"
1415cde7656SDarrick J. Wong	help
1425cde7656SDarrick J. Wong	  Calculate checksum one bit at a time.  This is VERY slow, but has
1435cde7656SDarrick J. Wong	  no lookup table.  This is provided as a debugging option.
1445cde7656SDarrick J. Wong
1455cde7656SDarrick J. Wong	  Only choose this option if you are debugging crc32.
1465cde7656SDarrick J. Wong
1475cde7656SDarrick J. Wongendchoice
1485cde7656SDarrick J. Wong
149ad241528SJan Nikitenkoconfig CRC7
150ad241528SJan Nikitenko	tristate "CRC7 functions"
151ad241528SJan Nikitenko	help
152ad241528SJan Nikitenko	  This option is provided for the case where no in-kernel-tree
153ad241528SJan Nikitenko	  modules require CRC7 functions, but a module built outside
154ad241528SJan Nikitenko	  the kernel tree does. Such modules that use library CRC7
155ad241528SJan Nikitenko	  functions require M here.
156ad241528SJan Nikitenko
1571da177e4SLinus Torvaldsconfig LIBCRC32C
1581da177e4SLinus Torvalds	tristate "CRC32c (Castagnoli, et al) Cyclic Redundancy-Check"
15993027354SHerbert Xu	select CRYPTO
16069c35efcSHerbert Xu	select CRYPTO_CRC32C
1611da177e4SLinus Torvalds	help
1621da177e4SLinus Torvalds	  This option is provided for the case where no in-kernel-tree
1631da177e4SLinus Torvalds	  modules require CRC32c functions, but a module built outside the
1641da177e4SLinus Torvalds	  kernel tree does. Such modules that use library CRC32c functions
1651da177e4SLinus Torvalds	  require M here.  See Castagnoli93.
1661da177e4SLinus Torvalds	  Module will be libcrc32c.
1671da177e4SLinus Torvalds
1687150962dSArend van Sprielconfig CRC8
1697150962dSArend van Spriel	tristate "CRC8 function"
1707150962dSArend van Spriel	help
1717150962dSArend van Spriel	  This option provides CRC8 function. Drivers may select this
1727150962dSArend van Spriel	  when they need to do cyclic redundancy check according CRC8
1737150962dSArend van Spriel	  algorithm. Module will be called crc8.
1747150962dSArend van Spriel
175e65e1fc2SAl Viroconfig AUDIT_GENERIC
176e65e1fc2SAl Viro	bool
177e65e1fc2SAl Viro	depends on AUDIT && !AUDIT_ARCH
178e65e1fc2SAl Viro	default y
179e65e1fc2SAl Viro
1801da177e4SLinus Torvalds#
1811da177e4SLinus Torvalds# compression support is select'ed if needed
1821da177e4SLinus Torvalds#
1831da177e4SLinus Torvaldsconfig ZLIB_INFLATE
1841da177e4SLinus Torvalds	tristate
1851da177e4SLinus Torvalds
1861da177e4SLinus Torvaldsconfig ZLIB_DEFLATE
1871da177e4SLinus Torvalds	tristate
1881da177e4SLinus Torvalds
18964c70b1cSRichard Purdieconfig LZO_COMPRESS
19064c70b1cSRichard Purdie	tristate
19164c70b1cSRichard Purdie
19264c70b1cSRichard Purdieconfig LZO_DECOMPRESS
19364c70b1cSRichard Purdie	tristate
19464c70b1cSRichard Purdie
19524fa0402SLasse Collinsource "lib/xz/Kconfig"
19624fa0402SLasse Collin
1971da177e4SLinus Torvalds#
198c8531ab3SH. Peter Anvin# These all provide a common interface (hence the apparent duplication with
199c8531ab3SH. Peter Anvin# ZLIB_INFLATE; DECOMPRESS_GZIP is just a wrapper.)
200c8531ab3SH. Peter Anvin#
201c8531ab3SH. Peter Anvinconfig DECOMPRESS_GZIP
2027856a16eSH. Peter Anvin	select ZLIB_INFLATE
203c8531ab3SH. Peter Anvin	tristate
204c8531ab3SH. Peter Anvin
205c8531ab3SH. Peter Anvinconfig DECOMPRESS_BZIP2
206c8531ab3SH. Peter Anvin	tristate
207c8531ab3SH. Peter Anvin
208c8531ab3SH. Peter Anvinconfig DECOMPRESS_LZMA
209c8531ab3SH. Peter Anvin	tristate
210c8531ab3SH. Peter Anvin
2113ebe1243SLasse Collinconfig DECOMPRESS_XZ
2123ebe1243SLasse Collin	select XZ_DEC
2133ebe1243SLasse Collin	tristate
2143ebe1243SLasse Collin
215cacb246fSAlbin Tonnerreconfig DECOMPRESS_LZO
216cacb246fSAlbin Tonnerre	select LZO_DECOMPRESS
217cacb246fSAlbin Tonnerre	tristate
218cacb246fSAlbin Tonnerre
219c8531ab3SH. Peter Anvin#
220f14f75b8SJes Sorensen# Generic allocator support is selected if needed
221f14f75b8SJes Sorensen#
222f14f75b8SJes Sorensenconfig GENERIC_ALLOCATOR
223f14f75b8SJes Sorensen	boolean
224f14f75b8SJes Sorensen
225f14f75b8SJes Sorensen#
2261da177e4SLinus Torvalds# reed solomon support is select'ed if needed
2271da177e4SLinus Torvalds#
2281da177e4SLinus Torvaldsconfig REED_SOLOMON
2291da177e4SLinus Torvalds	tristate
2301da177e4SLinus Torvalds
2311da177e4SLinus Torvaldsconfig REED_SOLOMON_ENC8
2321da177e4SLinus Torvalds	boolean
2331da177e4SLinus Torvalds
2341da177e4SLinus Torvaldsconfig REED_SOLOMON_DEC8
2351da177e4SLinus Torvalds	boolean
2361da177e4SLinus Torvalds
2371da177e4SLinus Torvaldsconfig REED_SOLOMON_ENC16
2381da177e4SLinus Torvalds	boolean
2391da177e4SLinus Torvalds
2401da177e4SLinus Torvaldsconfig REED_SOLOMON_DEC16
2411da177e4SLinus Torvalds	boolean
2421da177e4SLinus Torvalds
243f7704347SDavid S. Miller#
244437aa565SIvan Djelic# BCH support is selected if needed
245437aa565SIvan Djelic#
246437aa565SIvan Djelicconfig BCH
247437aa565SIvan Djelic	tristate
248437aa565SIvan Djelic
249437aa565SIvan Djelicconfig BCH_CONST_PARAMS
250437aa565SIvan Djelic	boolean
251437aa565SIvan Djelic	help
252437aa565SIvan Djelic	  Drivers may select this option to force specific constant
253437aa565SIvan Djelic	  values for parameters 'm' (Galois field order) and 't'
254437aa565SIvan Djelic	  (error correction capability). Those specific values must
255437aa565SIvan Djelic	  be set by declaring default values for symbols BCH_CONST_M
256437aa565SIvan Djelic	  and BCH_CONST_T.
257437aa565SIvan Djelic	  Doing so will enable extra compiler optimizations,
258437aa565SIvan Djelic	  improving encoding and decoding performance up to 2x for
259437aa565SIvan Djelic	  usual (m,t) values (typically such that m*t < 200).
260437aa565SIvan Djelic	  When this option is selected, the BCH library supports
261437aa565SIvan Djelic	  only a single (m,t) configuration. This is mainly useful
262437aa565SIvan Djelic	  for NAND flash board drivers requiring known, fixed BCH
263437aa565SIvan Djelic	  parameters.
264437aa565SIvan Djelic
265437aa565SIvan Djelicconfig BCH_CONST_M
266437aa565SIvan Djelic	int
267437aa565SIvan Djelic	range 5 15
268437aa565SIvan Djelic	help
269437aa565SIvan Djelic	  Constant value for Galois field order 'm'. If 'k' is the
270437aa565SIvan Djelic	  number of data bits to protect, 'm' should be chosen such
271437aa565SIvan Djelic	  that (k + m*t) <= 2**m - 1.
272437aa565SIvan Djelic	  Drivers should declare a default value for this symbol if
273437aa565SIvan Djelic	  they select option BCH_CONST_PARAMS.
274437aa565SIvan Djelic
275437aa565SIvan Djelicconfig BCH_CONST_T
276437aa565SIvan Djelic	int
277437aa565SIvan Djelic	help
278437aa565SIvan Djelic	  Constant value for error correction capability in bits 't'.
279437aa565SIvan Djelic	  Drivers should declare a default value for this symbol if
280437aa565SIvan Djelic	  they select option BCH_CONST_PARAMS.
281437aa565SIvan Djelic
282437aa565SIvan Djelic#
283f7704347SDavid S. Miller# Textsearch support is select'ed if needed
284f7704347SDavid S. Miller#
2852de4ff7bSThomas Grafconfig TEXTSEARCH
286f7704347SDavid S. Miller	boolean
2871da177e4SLinus Torvalds
288df3fb93aSThomas Grafconfig TEXTSEARCH_KMP
289f7704347SDavid S. Miller	tristate
290df3fb93aSThomas Graf
2918082e4edSPablo Neira Ayusoconfig TEXTSEARCH_BM
29229cb9f9cSDavid S. Miller	tristate
2938082e4edSPablo Neira Ayuso
2946408f79cSThomas Grafconfig TEXTSEARCH_FSM
295f7704347SDavid S. Miller	tristate
2966408f79cSThomas Graf
2975db53f3eSJoern Engelconfig BTREE
2985db53f3eSJoern Engel	boolean
2995db53f3eSJoern Engel
3005ea81769SAl Viroconfig HAS_IOMEM
301ee36c2bfSAl Viro	boolean
3025ea81769SAl Viro	depends on !NO_IOMEM
303087fafd1SRichard Weinberger	select GENERIC_IO
3045ea81769SAl Viro	default y
3055ea81769SAl Viro
3065ea81769SAl Viroconfig HAS_IOPORT
3075ea81769SAl Viro	boolean
3085ea81769SAl Viro	depends on HAS_IOMEM && !NO_IOPORT
309ee36c2bfSAl Viro	default y
310ee36c2bfSAl Viro
311411f0f3eSHeiko Carstensconfig HAS_DMA
312411f0f3eSHeiko Carstens	boolean
313411f0f3eSHeiko Carstens	depends on !NO_DMA
314411f0f3eSHeiko Carstens	default y
315411f0f3eSHeiko Carstens
316928923c7SGeert Uytterhoevenconfig CHECK_SIGNATURE
317928923c7SGeert Uytterhoeven	bool
318928923c7SGeert Uytterhoeven
319aab46da0SRusty Russellconfig CPUMASK_OFFSTACK
320aab46da0SRusty Russell	bool "Force CPU masks off stack" if DEBUG_PER_CPU_MAPS
321aab46da0SRusty Russell	help
322aab46da0SRusty Russell	  Use dynamic allocation for cpumask_var_t, instead of putting
323aab46da0SRusty Russell	  them on the stack.  This is a bit more expensive, but avoids
324aab46da0SRusty Russell	  stack overflow.
325aab46da0SRusty Russell
3268c384cdeSRusty Russellconfig DISABLE_OBSOLETE_CPUMASK_FUNCTIONS
3278c384cdeSRusty Russell       bool "Disable obsolete cpumask functions" if DEBUG_PER_CPU_MAPS
328525c1f92SKees Cook       depends on BROKEN
3298c384cdeSRusty Russell
330c39649c3SBen Hutchingsconfig CPU_RMAP
331c39649c3SBen Hutchings	bool
332c39649c3SBen Hutchings	depends on SMP
333c39649c3SBen Hutchings
33475957ba3STom Herbertconfig DQL
33575957ba3STom Herbert	bool
33675957ba3STom Herbert
337e9cc8bddSGeert Uytterhoeven#
338e9cc8bddSGeert Uytterhoeven# Netlink attribute parsing support is select'ed if needed
339e9cc8bddSGeert Uytterhoeven#
340e9cc8bddSGeert Uytterhoevenconfig NLATTR
341e9cc8bddSGeert Uytterhoeven	bool
342e9cc8bddSGeert Uytterhoeven
34309d4e0edSPaul Mackerras#
34409d4e0edSPaul Mackerras# Generic 64-bit atomic support is selected if needed
34509d4e0edSPaul Mackerras#
34609d4e0edSPaul Mackerrasconfig GENERIC_ATOMIC64
34709d4e0edSPaul Mackerras       bool
34809d4e0edSPaul Mackerras
3497463449bSCatalin Marinasconfig ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
3507463449bSCatalin Marinas	def_bool y if GENERIC_ATOMIC64
3517463449bSCatalin Marinas
352b411b363SPhilipp Reisnerconfig LRU_CACHE
353b411b363SPhilipp Reisner	tristate
354b411b363SPhilipp Reisner
355c5485a7eSBruno Randolfconfig AVERAGE
356a7a9a24dSMichael Buesch	bool "Averaging functions"
357a7a9a24dSMichael Buesch	help
358a7a9a24dSMichael Buesch	  This option is provided for the case where no in-kernel-tree
359a7a9a24dSMichael Buesch	  modules require averaging functions, but a module built outside
360a7a9a24dSMichael Buesch	  the kernel tree does. Such modules that use library averaging
361a7a9a24dSMichael Buesch	  functions require Y here.
362a7a9a24dSMichael Buesch
363a7a9a24dSMichael Buesch	  If unsure, say N.
364c5485a7eSBruno Randolf
365c6df4b17SDavid Millerconfig CLZ_TAB
366c6df4b17SDavid Miller	bool
367c6df4b17SDavid Miller
36810f8113eSArend van Sprielconfig CORDIC
369d89ce936SMichael Witten	tristate "CORDIC algorithm"
37010f8113eSArend van Spriel	help
371435a95c5SMichael Witten	  This option provides an implementation of the CORDIC algorithm;
372435a95c5SMichael Witten	  calculations are in fixed point. Module will be called cordic.
37310f8113eSArend van Spriel
3749c1c21a0SAneesh Vconfig DDR
3759c1c21a0SAneesh V	bool "JEDEC DDR data"
3769c1c21a0SAneesh V	help
3779c1c21a0SAneesh V	  Data from JEDEC specs for DDR SDRAM memories,
3789c1c21a0SAneesh V	  particularly the AC timing parameters and addressing
3799c1c21a0SAneesh V	  information. This data is useful for drivers handling
3809c1c21a0SAneesh V	  DDR SDRAM controllers.
3819c1c21a0SAneesh V
382d9c46b18SDmitry Kasatkinconfig MPILIB
3832e5f094bSDmitry Kasatkin	tristate
384c6df4b17SDavid Miller	select CLZ_TAB
385d9c46b18SDmitry Kasatkin	help
386d9c46b18SDmitry Kasatkin	  Multiprecision maths library from GnuPG.
387d9c46b18SDmitry Kasatkin	  It is used to implement RSA digital signature verification,
388d9c46b18SDmitry Kasatkin	  which is used by IMA/EVM digital signature extension.
389d9c46b18SDmitry Kasatkin
3905e8898e9SDmitry Kasatkinconfig SIGNATURE
3912e5f094bSDmitry Kasatkin	tristate
392be440ec7SDmitry Kasatkin	depends on KEYS && CRYPTO
393be440ec7SDmitry Kasatkin	select CRYPTO_SHA1
394051dbb91SDmitry Kasatkin	select MPILIB
395051dbb91SDmitry Kasatkin	help
396051dbb91SDmitry Kasatkin	  Digital signature verification. Currently only RSA is supported.
397051dbb91SDmitry Kasatkin	  Implementation is done using GnuPG MPI library
398051dbb91SDmitry Kasatkin
399ab253839SDavid Daney#
400ab253839SDavid Daney# libfdt files, only selected if needed.
401ab253839SDavid Daney#
402ab253839SDavid Daneyconfig LIBFDT
403ab253839SDavid Daney	bool
404ab253839SDavid Daney
405a77ad6eaSDavid Howellsconfig OID_REGISTRY
406a77ad6eaSDavid Howells	tristate
407a77ad6eaSDavid Howells	help
408a77ad6eaSDavid Howells	  Enable fast lookup object identifier registry.
409a77ad6eaSDavid Howells
4100635eb8aSMatthew Garrettconfig UCS2_STRING
4110635eb8aSMatthew Garrett        tristate
4120635eb8aSMatthew Garrett
4132de4ff7bSThomas Grafendmenu
414