| config XZ_DEC |
| tristate "XZ decompression support" |
| select CRC32 |
| help |
| LZMA2 compression algorithm and BCJ filters are supported using |
| the .xz file format as the container. For integrity checking, |
| CRC32 is supported. See Documentation/xz.txt for more information. |
| |
| if XZ_DEC |
| |
| config XZ_DEC_X86 |
| bool "x86 BCJ filter decoder" |
| default y if X86 |
| select XZ_DEC_BCJ |
| |
| config XZ_DEC_POWERPC |
| bool "PowerPC BCJ filter decoder" |
| default y if PPC |
| select XZ_DEC_BCJ |
| |
| config XZ_DEC_IA64 |
| bool "IA-64 BCJ filter decoder" |
| default y if IA64 |
| select XZ_DEC_BCJ |
| |
| config XZ_DEC_ARM |
| bool "ARM BCJ filter decoder" |
| default y if ARM |
| select XZ_DEC_BCJ |
| |
| config XZ_DEC_ARMTHUMB |
| bool "ARM-Thumb BCJ filter decoder" |
| default y if (ARM && ARM_THUMB) |
| select XZ_DEC_BCJ |
| |
| config XZ_DEC_SPARC |
| bool "SPARC BCJ filter decoder" |
| default y if SPARC |
| select XZ_DEC_BCJ |
| |
| endif |
| |
| config XZ_DEC_BCJ |
| bool |
| default n |
| |
| config XZ_DEC_TEST |
| tristate "XZ decompressor tester" |
| default n |
| depends on XZ_DEC |
| help |
| This allows passing .xz files to the in-kernel XZ decoder via |
| a character special file. It calculates CRC32 of the decompressed |
| data and writes diagnostics to the system log. |
| |
| Unless you are developing the XZ decoder, you don't need this |
| and should say N. |
