image: improve Kconfig for seperate ramdisk option

* show only if target supports it (ie. seperate_ramdisk feature set)
* select XZ compression by default of ramdisk is seperate

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
This commit is contained in:
Daniel Golle 2021-02-25 14:13:50 +00:00
parent 722f1bd549
commit dc68af4a13

View File

@ -17,6 +17,7 @@ menu "Target Images"
default TARGET_INITRAMFS_COMPRESSION_LZMA if TARGET_lantiq
default TARGET_INITRAMFS_COMPRESSION_LZMA if TARGET_mpc85xx
default TARGET_INITRAMFS_COMPRESSION_LZMA if TARGET_ramips
default TARGET_INITRAMFS_COMPRESSION_XZ if USES_SEPERATE_INITRAMFS
default TARGET_INITRAMFS_COMPRESSION_NONE
depends on TARGET_ROOTFS_INITRAMFS
help
@ -66,7 +67,7 @@ menu "Target Images"
config TARGET_ROOTFS_INITRAMFS_SEPERATE
bool "seperate ramdisk"
depends on TARGET_ROOTFS_INITRAMFS && !TARGET_INITRAMFS_FORCE
depends on USES_SEPERATE_INITRAMFS && TARGET_ROOTFS_INITRAMFS && !TARGET_INITRAMFS_FORCE
default y if USES_SEPERATE_INITRAMFS
help
Generate seperate initrd.cpio instead of embedding it.