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-rw-r--r--meta-skeleton/recipes-kernel/linux/linux-yocto-custom.bb53
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 55f0c38..1f0b3a2 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 @@
1# linux-yocto-custom.bb: 1# linux-yocto-custom.bb:
2# 2#
3# Provides an example/minimal kernel recipe that uses the linux-yocto 3# An example kernel recipe that uses the linux-yocto and oe-core
4# and oe-core kernel classes to apply a subset of yocto kernel 4# kernel classes to apply a subset of yocto kernel management to git
5# management to git managed kernel repositories. 5# managed kernel repositories.
6#
7# To use linux-yocto-custom in your layer, create a
8# linux-yocto-custom.bbappend file containing at least the following
9# lines:
10#
11# FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
12# COMPATIBLE_MACHINE_yourmachine = "yourmachine"
13#
14# You must also provide a Linux kernel configuration. The most direct
15# method is to copy your .config to files/defconfig in your layer,
16# in the same directory as the bbappend.
17#
18# To use the yocto kernel tooling to generate a BSP configuration
19# using modular configuration fragments, see the yocto-bsp and
20# yocto-kernel tools documentation.
21#
22# Warning:
23#
24# Building this example without providing a defconfig or BSP
25# configuration will result in build or boot errors. This is not a
26# bug.
27#
6# 28#
7# Notes: 29# Notes:
8# 30#
9# kconfig(s): the kernel must be configured with a defconfig, or via 31# patches: patches can be merged into to the source git tree itself,
10# configuration fragment(s). Either of these can be added 32# added via the SRC_URI, or controlled via a BSP
11# via bbappend. 33# configuration.
12# patches: patches can be merged into to the source git tree itself, added
13# using standard bbappend syntax or controlled via .scc feature
14# descriptions (also via bbappends)
15# 34#
16# example configuration addition: 35# example configuration addition:
17# SRC_URI += "file://smp.cfg" 36# SRC_URI += "file://smp.cfg"
@@ -20,25 +39,25 @@
20# example feature addition (for kernel v3.4 only): 39# example feature addition (for kernel v3.4 only):
21# SRC_URI += "file://feature.scc" 40# SRC_URI += "file://feature.scc"
22# 41#
23# Warning:
24#
25# Building the sample kernel tree (kernel.org) without providing any
26# configuration will result in build or boot errors. This is not a bug
27# it is a required element for creating a valid kernel.
28#
29 42
30inherit kernel 43inherit kernel
31require recipes-kernel/linux/linux-yocto.inc 44require recipes-kernel/linux/linux-yocto.inc
32 45
46# Override SRC_URI in a bbappend file to point at a different source
47# tree if you do not want to build from Linus' tree.
33SRC_URI = "git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git;protocol=git;nocheckout=1" 48SRC_URI = "git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git;protocol=git;nocheckout=1"
34 49
35LINUX_VERSION ?= "3.4" 50LINUX_VERSION ?= "3.4"
36LINUX_VERSION_EXTENSION ?= "-custom" 51LINUX_VERSION_EXTENSION ?= "-custom"
37 52
53# Override SRCREV to point to a different commit in a bbappend file to
54# build a different release of the Linux kernel.
38# tag: v3.4 76e10d158efb6d4516018846f60c2ab5501900bc 55# tag: v3.4 76e10d158efb6d4516018846f60c2ab5501900bc
39SRCREV="76e10d158efb6d4516018846f60c2ab5501900bc" 56SRCREV="76e10d158efb6d4516018846f60c2ab5501900bc"
40 57
41PR = "r0" 58PR = "r1"
42PV = "${LINUX_VERSION}+git${SRCPV}" 59PV = "${LINUX_VERSION}+git${SRCPV}"
43 60
44COMPATIBLE_MACHINE = "(qemuarm|qemux86|qemuppc|qemumips|qemux86-64)" 61# Override COMPATIBLE_MACHINE to include your machine in a bbappend
62# file. Leaving it empty here ensures an early explicit build failure.
63COMPATIBLE_MACHINE = "(^$)"