Masahiro Yamada | ed36323 | 2014-09-16 16:32:58 +0900 | [diff] [blame] | 1 | menu "Library routines" |
| 2 | |
Masahiro Yamada | b0928da | 2014-09-16 16:32:59 +0900 | [diff] [blame] | 3 | config CC_OPTIMIZE_LIBS_FOR_SPEED |
| 4 | bool "Optimize libraries for speed" |
| 5 | help |
| 6 | Enabling this option will pass "-O2" to gcc when compiling |
| 7 | under "lib" directory. |
| 8 | |
| 9 | If unsure, say N. |
| 10 | |
Masahiro Yamada | 45ccec8 | 2014-10-24 01:30:43 +0900 | [diff] [blame] | 11 | config HAVE_PRIVATE_LIBGCC |
| 12 | bool |
| 13 | |
| 14 | config USE_PRIVATE_LIBGCC |
| 15 | bool "Use private libgcc" |
| 16 | depends on HAVE_PRIVATE_LIBGCC |
Marek Vasut | 91b86e2 | 2016-05-26 18:01:47 +0200 | [diff] [blame] | 17 | default y if HAVE_PRIVATE_LIBGCC && ((ARM && !ARM64) || MIPS) |
Masahiro Yamada | 45ccec8 | 2014-10-24 01:30:43 +0900 | [diff] [blame] | 18 | help |
| 19 | This option allows you to use the built-in libgcc implementation |
Masahiro Yamada | 6797630 | 2016-03-30 20:17:42 +0900 | [diff] [blame] | 20 | of U-Boot instead of the one provided by the compiler. |
Masahiro Yamada | 45ccec8 | 2014-10-24 01:30:43 +0900 | [diff] [blame] | 21 | If unsure, say N. |
| 22 | |
Masahiro Yamada | 8c688bc | 2014-10-24 01:30:40 +0900 | [diff] [blame] | 23 | config SYS_HZ |
| 24 | int |
| 25 | default 1000 |
| 26 | help |
| 27 | The frequency of the timer returned by get_timer(). |
| 28 | get_timer() must operate in milliseconds and this option must be |
| 29 | set to 1000. |
| 30 | |
Stefan Roese | 7d9cde1 | 2015-11-23 07:00:22 +0100 | [diff] [blame] | 31 | config USE_TINY_PRINTF |
| 32 | bool "Enable tiny printf() version" |
| 33 | help |
| 34 | This option enables a tiny, stripped down printf version. |
| 35 | This should only be used in space limited environments, |
| 36 | like SPL versions with hard memory limits. This version |
| 37 | reduces the code size by about 2.5KiB on armv7. |
| 38 | |
| 39 | The supported format specifiers are %c, %s, %u/%d and %x. |
| 40 | |
Joe Hershberger | 1a60650 | 2015-04-21 17:02:42 -0500 | [diff] [blame] | 41 | config REGEX |
| 42 | bool "Enable regular expression support" |
Joe Hershberger | f7848d9 | 2015-06-22 17:57:36 -0500 | [diff] [blame] | 43 | default y if NET |
Joe Hershberger | 1a60650 | 2015-04-21 17:02:42 -0500 | [diff] [blame] | 44 | help |
| 45 | If this variable is defined, U-Boot is linked against the |
| 46 | SLRE (Super Light Regular Expression) library, which adds |
| 47 | regex support to some commands, for example "env grep" and |
| 48 | "setexpr". |
| 49 | |
Michal Simek | 9ba9e85 | 2015-05-25 11:37:22 +0200 | [diff] [blame] | 50 | config LIB_RAND |
Masahiro Yamada | 3850dbe | 2015-06-11 19:16:43 +0900 | [diff] [blame] | 51 | bool "Pseudo-random library support " |
| 52 | help |
| 53 | This library provides pseudo-random number generator functions. |
Michal Simek | 9ba9e85 | 2015-05-25 11:37:22 +0200 | [diff] [blame] | 54 | |
Simon Glass | ab4458b | 2017-04-02 09:50:28 -0600 | [diff] [blame^] | 55 | config SPL_TINY_MEMSET |
| 56 | bool "Use a very small memset() in SPL" |
| 57 | help |
| 58 | The faster memset() is the arch-specific one (if available) enabled |
| 59 | by CONFIG_USE_ARCH_MEMSET. If that is not enabled, we can still get |
| 60 | better performance by writing a word at a time. But in very |
| 61 | size-constrained envrionments even this may be too big. Enable this |
| 62 | option to reduce code size slightly at the cost of some speed. |
| 63 | |
Simon Glass | d138940 | 2015-06-23 15:38:23 -0600 | [diff] [blame] | 64 | source lib/dhry/Kconfig |
| 65 | |
Ruchika Gupta | d9f23c7 | 2015-01-23 16:01:56 +0530 | [diff] [blame] | 66 | source lib/rsa/Kconfig |
Ruchika Gupta | c4beb22 | 2015-01-23 16:01:51 +0530 | [diff] [blame] | 67 | |
Simon Glass | a7d660b | 2015-08-22 18:31:19 -0600 | [diff] [blame] | 68 | config TPM |
| 69 | bool "Trusted Platform Module (TPM) Support" |
Simon Glass | 2419cd1 | 2015-10-03 06:39:36 -0600 | [diff] [blame] | 70 | depends on DM |
Simon Glass | a7d660b | 2015-08-22 18:31:19 -0600 | [diff] [blame] | 71 | help |
| 72 | This enables support for TPMs which can be used to provide security |
| 73 | features for your board. The TPM can be connected via LPC or I2C |
| 74 | and a sandbox TPM is provided for testing purposes. Use the 'tpm' |
| 75 | command to interactive the TPM. Driver model support is provided |
| 76 | for the low-level TPM interface, but only one TPM is supported at |
| 77 | a time by the TPM library. |
| 78 | |
gaurav rana | 94e3c8c | 2015-02-20 12:51:46 +0530 | [diff] [blame] | 79 | menu "Hashing Support" |
| 80 | |
| 81 | config SHA1 |
| 82 | bool "Enable SHA1 support" |
| 83 | help |
| 84 | This option enables support of hashing using SHA1 algorithm. |
| 85 | The hash is calculated in software. |
| 86 | The SHA1 algorithm produces a 160-bit (20-byte) hash value |
| 87 | (digest). |
| 88 | |
| 89 | config SHA256 |
| 90 | bool "Enable SHA256 support" |
| 91 | help |
| 92 | This option enables support of hashing using SHA256 algorithm. |
| 93 | The hash is calculated in software. |
| 94 | The SHA256 algorithm produces a 256-bit (32-byte) hash value |
| 95 | (digest). |
| 96 | |
| 97 | config SHA_HW_ACCEL |
| 98 | bool "Enable hashing using hardware" |
| 99 | help |
| 100 | This option enables hardware acceleration |
| 101 | for SHA1/SHA256 hashing. |
| 102 | This affects the 'hash' command and also the |
| 103 | hash_lookup_algo() function. |
| 104 | |
| 105 | config SHA_PROG_HW_ACCEL |
| 106 | bool "Enable Progressive hashing support using hardware" |
| 107 | depends on SHA_HW_ACCEL |
| 108 | help |
| 109 | This option enables hardware-acceleration for |
| 110 | SHA1/SHA256 progressive hashing. |
| 111 | Data can be streamed in a block at a time and the hashing |
| 112 | is performed in hardware. |
Andre Przywara | bea79d7 | 2017-03-15 01:19:05 +0000 | [diff] [blame] | 113 | |
| 114 | config MD5 |
| 115 | bool |
| 116 | |
gaurav rana | 94e3c8c | 2015-02-20 12:51:46 +0530 | [diff] [blame] | 117 | endmenu |
| 118 | |
Julius Werner | 027b728 | 2015-10-06 20:03:53 -0700 | [diff] [blame] | 119 | menu "Compression Support" |
| 120 | |
| 121 | config LZ4 |
| 122 | bool "Enable LZ4 decompression support" |
| 123 | help |
| 124 | If this option is set, support for LZ4 compressed images |
| 125 | is included. The LZ4 algorithm can run in-place as long as the |
| 126 | compressed image is loaded to the end of the output buffer, and |
| 127 | trades lower compression ratios for much faster decompression. |
| 128 | |
| 129 | NOTE: This implements the release version of the LZ4 frame |
| 130 | format as generated by default by the 'lz4' command line tool. |
| 131 | This is not the same as the outdated, less efficient legacy |
| 132 | frame format currently (2015) implemented in the Linux kernel |
| 133 | (generated by 'lz4 -l'). The two formats are incompatible. |
| 134 | |
| 135 | endmenu |
| 136 | |
Przemyslaw Marczak | 6501ff6 | 2015-04-20 20:07:40 +0200 | [diff] [blame] | 137 | config ERRNO_STR |
| 138 | bool "Enable function for getting errno-related string message" |
| 139 | help |
| 140 | The function errno_str(int errno), returns a pointer to the errno |
| 141 | corresponding text message: |
| 142 | - if errno is null or positive number - a pointer to "Success" message |
| 143 | - if errno is negative - a pointer to errno related message |
| 144 | |
Simon Glass | 69e173e | 2016-02-22 22:55:42 -0700 | [diff] [blame] | 145 | config OF_LIBFDT |
| 146 | bool "Enable the FDT library" |
| 147 | default y if OF_CONTROL |
| 148 | help |
| 149 | This enables the FDT library (libfdt). It provides functions for |
| 150 | accessing binary device tree images in memory, such as adding and |
| 151 | removing notes and properties, scanning through the tree and finding |
| 152 | particular compatible nodes. The library operates on a flattened |
| 153 | version of the device tree. |
| 154 | |
Maxime Ripard | ddf67f7 | 2016-07-05 10:26:44 +0200 | [diff] [blame] | 155 | config OF_LIBFDT_OVERLAY |
| 156 | bool "Enable the FDT library overlay support" |
| 157 | help |
| 158 | This enables the FDT library (libfdt) overlay support. |
| 159 | |
Simon Glass | aa34fbc | 2016-02-22 22:55:45 -0700 | [diff] [blame] | 160 | config SPL_OF_LIBFDT |
| 161 | bool "Enable the FDT library for SPL" |
| 162 | default y if SPL_OF_CONTROL |
| 163 | help |
| 164 | This enables the FDT library (libfdt). It provides functions for |
| 165 | accessing binary device tree images in memory, such as adding and |
| 166 | removing notes and properties, scanning through the tree and finding |
| 167 | particular compatible nodes. The library operates on a flattened |
| 168 | version of the device tree. |
| 169 | |
Heiko Schocher | ebf7fff | 2016-10-06 07:31:45 +0200 | [diff] [blame] | 170 | config FDT_FIXUP_PARTITIONS |
| 171 | bool "overwrite MTD partitions in DTS through defined in 'mtdparts'" |
| 172 | depends on OF_LIBFDT |
| 173 | default n |
| 174 | help |
| 175 | Allow overwriting defined partitions in the device tree blob |
| 176 | using partition info defined in the 'mtdparts' environment |
| 177 | variable. |
| 178 | |
Alexander Graf | 4b6dddc | 2016-08-19 01:23:23 +0200 | [diff] [blame] | 179 | menu "System tables" |
Alexander Graf | e663b35 | 2016-08-19 01:23:29 +0200 | [diff] [blame] | 180 | depends on (!EFI && !SYS_COREBOOT) || (ARM && EFI_LOADER) |
Alexander Graf | 4b6dddc | 2016-08-19 01:23:23 +0200 | [diff] [blame] | 181 | |
| 182 | config GENERATE_SMBIOS_TABLE |
| 183 | bool "Generate an SMBIOS (System Management BIOS) table" |
| 184 | default y |
Alexander Graf | e663b35 | 2016-08-19 01:23:29 +0200 | [diff] [blame] | 185 | depends on X86 || EFI_LOADER |
Alexander Graf | 4b6dddc | 2016-08-19 01:23:23 +0200 | [diff] [blame] | 186 | help |
| 187 | The System Management BIOS (SMBIOS) specification addresses how |
| 188 | motherboard and system vendors present management information about |
| 189 | their products in a standard format by extending the BIOS interface |
| 190 | on Intel architecture systems. |
| 191 | |
| 192 | Check http://www.dmtf.org/standards/smbios for details. |
| 193 | |
| 194 | config SMBIOS_MANUFACTURER |
| 195 | string "SMBIOS Manufacturer" |
| 196 | depends on GENERATE_SMBIOS_TABLE |
| 197 | default SYS_VENDOR |
| 198 | help |
| 199 | The board manufacturer to store in SMBIOS structures. |
| 200 | Change this to override the default one (CONFIG_SYS_VENDOR). |
| 201 | |
| 202 | config SMBIOS_PRODUCT_NAME |
| 203 | string "SMBIOS Product Name" |
| 204 | depends on GENERATE_SMBIOS_TABLE |
| 205 | default SYS_BOARD |
| 206 | help |
| 207 | The product name to store in SMBIOS structures. |
| 208 | Change this to override the default one (CONFIG_SYS_BOARD). |
| 209 | |
| 210 | endmenu |
| 211 | |
Simon Glass | 867a6ac | 2015-07-31 09:31:36 -0600 | [diff] [blame] | 212 | source lib/efi/Kconfig |
Alexander Graf | ed980b8 | 2016-03-04 01:10:07 +0100 | [diff] [blame] | 213 | source lib/efi_loader/Kconfig |
Simon Glass | 867a6ac | 2015-07-31 09:31:36 -0600 | [diff] [blame] | 214 | |
Masahiro Yamada | ed36323 | 2014-09-16 16:32:58 +0900 | [diff] [blame] | 215 | endmenu |