diff options
Diffstat (limited to 'meta-skeleton')
| -rw-r--r-- | meta-skeleton/recipes-kernel/linux/linux-yocto-custom.bb | 53 |
1 files changed, 36 insertions, 17 deletions
diff --git a/meta-skeleton/recipes-kernel/linux/linux-yocto-custom.bb b/meta-skeleton/recipes-kernel/linux/linux-yocto-custom.bb index 55f0c38c03..1f0b3a25c6 100644 --- a/meta-skeleton/recipes-kernel/linux/linux-yocto-custom.bb +++ b/meta-skeleton/recipes-kernel/linux/linux-yocto-custom.bb @@ -1,17 +1,36 @@ # linux-yocto-custom.bb: # -# Provides an example/minimal kernel recipe that uses the linux-yocto -# and oe-core kernel classes to apply a subset of yocto kernel -# management to git managed kernel repositories. +# An example kernel recipe that uses the linux-yocto and oe-core +# kernel classes to apply a subset of yocto kernel management to git +# managed kernel repositories. +# +# To use linux-yocto-custom in your layer, create a +# linux-yocto-custom.bbappend file containing at least the following +# lines: +# +# FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:" +# COMPATIBLE_MACHINE_yourmachine = "yourmachine" +# +# You must also provide a Linux kernel configuration. The most direct +# method is to copy your .config to files/defconfig in your layer, +# in the same directory as the bbappend. +# +# To use the yocto kernel tooling to generate a BSP configuration +# using modular configuration fragments, see the yocto-bsp and +# yocto-kernel tools documentation. +# +# Warning: +# +# Building this example without providing a defconfig or BSP +# configuration will result in build or boot errors. This is not a +# bug. +# # # Notes: # -# kconfig(s): the kernel must be configured with a defconfig, or via -# configuration fragment(s). Either of these can be added -# via bbappend. -# patches: patches can be merged into to the source git tree itself, added -# using standard bbappend syntax or controlled via .scc feature -# descriptions (also via bbappends) +# patches: patches can be merged into to the source git tree itself, +# added via the SRC_URI, or controlled via a BSP +# configuration. # # example configuration addition: # SRC_URI += "file://smp.cfg" @@ -20,25 +39,25 @@ # example feature addition (for kernel v3.4 only): # SRC_URI += "file://feature.scc" # -# Warning: -# -# Building the sample kernel tree (kernel.org) without providing any -# configuration will result in build or boot errors. This is not a bug -# it is a required element for creating a valid kernel. -# inherit kernel require recipes-kernel/linux/linux-yocto.inc +# Override SRC_URI in a bbappend file to point at a different source +# tree if you do not want to build from Linus' tree. SRC_URI = "git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git;protocol=git;nocheckout=1" LINUX_VERSION ?= "3.4" LINUX_VERSION_EXTENSION ?= "-custom" +# Override SRCREV to point to a different commit in a bbappend file to +# build a different release of the Linux kernel. # tag: v3.4 76e10d158efb6d4516018846f60c2ab5501900bc SRCREV="76e10d158efb6d4516018846f60c2ab5501900bc" -PR = "r0" +PR = "r1" PV = "${LINUX_VERSION}+git${SRCPV}" -COMPATIBLE_MACHINE = "(qemuarm|qemux86|qemuppc|qemumips|qemux86-64)" +# Override COMPATIBLE_MACHINE to include your machine in a bbappend +# file. Leaving it empty here ensures an early explicit build failure. +COMPATIBLE_MACHINE = "(^$)" |