| Kconfig (f43dc23d5ea91fca257be02138a255f02d98e806) | Kconfig (3ebe12439ba7fc62e1d6ecb569b7287771716ca1) |
|---|---|
| 1# 2# Configuration for initramfs 3# 4 5config INITRAMFS_SOURCE 6 string "Initramfs source file(s)" 7 default "" 8 help --- 58 unchanged lines hidden (view full) --- 67 bool "Support initial ramdisks compressed using LZMA" if EMBEDDED 68 default !EMBEDDED 69 depends on BLK_DEV_INITRD 70 select DECOMPRESS_LZMA 71 help 72 Support loading of a LZMA encoded initial ramdisk or cpio buffer 73 If unsure, say N. 74 | 1# 2# Configuration for initramfs 3# 4 5config INITRAMFS_SOURCE 6 string "Initramfs source file(s)" 7 default "" 8 help --- 58 unchanged lines hidden (view full) --- 67 bool "Support initial ramdisks compressed using LZMA" if EMBEDDED 68 default !EMBEDDED 69 depends on BLK_DEV_INITRD 70 select DECOMPRESS_LZMA 71 help 72 Support loading of a LZMA encoded initial ramdisk or cpio buffer 73 If unsure, say N. 74 |
| 75config RD_XZ 76 bool "Support initial ramdisks compressed using XZ" if EMBEDDED 77 default !EMBEDDED 78 depends on BLK_DEV_INITRD 79 select DECOMPRESS_XZ 80 help 81 Support loading of a XZ encoded initial ramdisk or cpio buffer. 82 If unsure, say N. 83 |
|
| 75config RD_LZO 76 bool "Support initial ramdisks compressed using LZO" if EMBEDDED 77 default !EMBEDDED 78 depends on BLK_DEV_INITRD 79 select DECOMPRESS_LZO 80 help 81 Support loading of a LZO encoded initial ramdisk or cpio buffer 82 If unsure, say N. --- 51 unchanged lines hidden (view full) --- 134 bool "LZMA" 135 depends on RD_LZMA 136 help 137 The most recent compression algorithm. 138 Its ratio is best, decompression speed is between the other 139 three. Compression is slowest. The initramfs size is about 33% 140 smaller with LZMA in comparison to gzip. 141 | 84config RD_LZO 85 bool "Support initial ramdisks compressed using LZO" if EMBEDDED 86 default !EMBEDDED 87 depends on BLK_DEV_INITRD 88 select DECOMPRESS_LZO 89 help 90 Support loading of a LZO encoded initial ramdisk or cpio buffer 91 If unsure, say N. --- 51 unchanged lines hidden (view full) --- 143 bool "LZMA" 144 depends on RD_LZMA 145 help 146 The most recent compression algorithm. 147 Its ratio is best, decompression speed is between the other 148 three. Compression is slowest. The initramfs size is about 33% 149 smaller with LZMA in comparison to gzip. 150 |
| 151config INITRAMFS_COMPRESSION_XZ 152 bool "XZ" 153 depends on RD_XZ 154 help 155 XZ uses the LZMA2 algorithm. The initramfs size is about 30% 156 smaller with XZ in comparison to gzip. Decompression speed 157 is better than that of bzip2 but worse than gzip and LZO. 158 Compression is slow. 159 |
|
| 142config INITRAMFS_COMPRESSION_LZO 143 bool "LZO" 144 depends on RD_LZO 145 help 146 Its compression ratio is the poorest among the four. The kernel 147 size is about 10% bigger than gzip; however its speed 148 (both compression and decompression) is the fastest. 149 150endchoice | 160config INITRAMFS_COMPRESSION_LZO 161 bool "LZO" 162 depends on RD_LZO 163 help 164 Its compression ratio is the poorest among the four. The kernel 165 size is about 10% bigger than gzip; however its speed 166 (both compression and decompression) is the fastest. 167 168endchoice |