124fa0402SLasse Collinconfig XZ_DEC 224fa0402SLasse Collin tristate "XZ decompression support" 324fa0402SLasse Collin select CRC32 424fa0402SLasse Collin help 524fa0402SLasse Collin LZMA2 compression algorithm and BCJ filters are supported using 624fa0402SLasse Collin the .xz file format as the container. For integrity checking, 724fa0402SLasse Collin CRC32 is supported. See Documentation/xz.txt for more information. 824fa0402SLasse Collin 99d749629SFlorian Fainelliif XZ_DEC 109d749629SFlorian Fainelli 1124fa0402SLasse Collinconfig XZ_DEC_X86 12*bf4d064dSLasse Collin bool "x86 BCJ filter decoder" if EXPERT 13*bf4d064dSLasse Collin default y 1424fa0402SLasse Collin select XZ_DEC_BCJ 1524fa0402SLasse Collin 1624fa0402SLasse Collinconfig XZ_DEC_POWERPC 17*bf4d064dSLasse Collin bool "PowerPC BCJ filter decoder" if EXPERT 18*bf4d064dSLasse Collin default y 1924fa0402SLasse Collin select XZ_DEC_BCJ 2024fa0402SLasse Collin 2124fa0402SLasse Collinconfig XZ_DEC_IA64 22*bf4d064dSLasse Collin bool "IA-64 BCJ filter decoder" if EXPERT 23*bf4d064dSLasse Collin default y 2424fa0402SLasse Collin select XZ_DEC_BCJ 2524fa0402SLasse Collin 2624fa0402SLasse Collinconfig XZ_DEC_ARM 27*bf4d064dSLasse Collin bool "ARM BCJ filter decoder" if EXPERT 28*bf4d064dSLasse Collin default y 2924fa0402SLasse Collin select XZ_DEC_BCJ 3024fa0402SLasse Collin 3124fa0402SLasse Collinconfig XZ_DEC_ARMTHUMB 32*bf4d064dSLasse Collin bool "ARM-Thumb BCJ filter decoder" if EXPERT 33*bf4d064dSLasse Collin default y 3424fa0402SLasse Collin select XZ_DEC_BCJ 3524fa0402SLasse Collin 3624fa0402SLasse Collinconfig XZ_DEC_SPARC 37*bf4d064dSLasse Collin bool "SPARC BCJ filter decoder" if EXPERT 38*bf4d064dSLasse Collin default y 3924fa0402SLasse Collin select XZ_DEC_BCJ 4024fa0402SLasse Collin 419d749629SFlorian Fainelliendif 429d749629SFlorian Fainelli 4324fa0402SLasse Collinconfig XZ_DEC_BCJ 4424fa0402SLasse Collin bool 4524fa0402SLasse Collin default n 4624fa0402SLasse Collin 4724fa0402SLasse Collinconfig XZ_DEC_TEST 4824fa0402SLasse Collin tristate "XZ decompressor tester" 4924fa0402SLasse Collin default n 5024fa0402SLasse Collin depends on XZ_DEC 5124fa0402SLasse Collin help 5224fa0402SLasse Collin This allows passing .xz files to the in-kernel XZ decoder via 5324fa0402SLasse Collin a character special file. It calculates CRC32 of the decompressed 5424fa0402SLasse Collin data and writes diagnostics to the system log. 5524fa0402SLasse Collin 5624fa0402SLasse Collin Unless you are developing the XZ decoder, you don't need this 5724fa0402SLasse Collin and should say N. 58