diff options
Diffstat (limited to 'lib/Kconfig')
| -rw-r--r-- | lib/Kconfig | 42 |
1 files changed, 38 insertions, 4 deletions
diff --git a/lib/Kconfig b/lib/Kconfig index 32f3e5ae2be..201e1b33d72 100644 --- a/lib/Kconfig +++ b/lib/Kconfig @@ -19,6 +19,13 @@ config RATIONAL config GENERIC_FIND_FIRST_BIT bool +config GENERIC_PCI_IOMAP + bool + +config GENERIC_IOMAP + bool + select GENERIC_PCI_IOMAP + config CRC_CCITT tristate "CRC-CCITT functions" help @@ -244,6 +251,9 @@ config CPU_RMAP bool depends on SMP +config DQL + bool + # # Netlink attribute parsing support is select'ed if needed # @@ -270,10 +280,34 @@ config AVERAGE If unsure, say N. config CORDIC - tristate "Cordic function" + tristate "CORDIC algorithm" + help + This option provides an implementation of the CORDIC algorithm; + calculations are in fixed point. Module will be called cordic. + +config MPILIB + tristate "Multiprecision maths library" + help + Multiprecision maths library from GnuPG. + It is used to implement RSA digital signature verification, + which is used by IMA/EVM digital signature extension. + +config MPILIB_EXTRA + bool "Multiprecision maths library - additional sources" + depends on MPILIB + help + Multiprecision maths library from GnuPG. + It is used to implement RSA digital signature verification, + which is used by IMA/EVM digital signature extension. + This code in unnecessary for RSA digital signature verification, + and can be compiled if needed. + +config DIGSIG + tristate "In-kernel signature checker" + depends on KEYS + select MPILIB help - The option provides arithmetic function using cordic algorithm - so its calculations are in fixed point. Modules can select this - when they require this function. Module will be called cordic. + Digital signature verification. Currently only RSA is supported. + Implementation is done using GnuPG MPI library endmenu |