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linux: add option to select the CIP real-time kernel

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This patch adds Linux CIP RT, the PREEMPT_RT real-time variant maintained
by the CIP team.

Signed-off-by: Angelo Compagnucci <angelo@amarulasolutions.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
This commit is contained in:
Angelo Compagnucci 2019-11-26 12:59:33 +01:00 committed by Thomas Petazzoni
parent 4976b8450d
commit e9daff6249
2 changed files with 13 additions and 1 deletions
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12
linux/Config.in
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@ -53,6 +53,17 @@ config BR2_LINUX_KERNEL_LATEST_CIP_VERSION
https://www.cip-project.org
config BR2_LINUX_KERNEL_LATEST_CIP_RT_VERSION
bool "Latest CIP RT SLTS version (4.19.72-cip10-rt4)"
help
Same as the CIP version, but this is the PREEMPT_RT realtime
variant.
The CIP community plans to maintain 4.19 for security and
bug fixes for more than 10 years.
https://www.cip-project.org
config BR2_LINUX_KERNEL_CUSTOM_VERSION
bool "Custom version"
help
@ -124,6 +135,7 @@ config BR2_LINUX_KERNEL_VERSION
string
default "5.3.8" if BR2_LINUX_KERNEL_LATEST_VERSION
default "4.19.82-cip14" if BR2_LINUX_KERNEL_LATEST_CIP_VERSION
default "4.19.72-cip10-rt4" if BR2_LINUX_KERNEL_LATEST_CIP_RT_VERSION
default BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE \
if BR2_LINUX_KERNEL_CUSTOM_VERSION
default "custom" if BR2_LINUX_KERNEL_CUSTOM_TARBALL

2
linux/linux.mk
View File

@ -29,7 +29,7 @@ LINUX_SITE_METHOD = hg
else ifeq ($(BR2_LINUX_KERNEL_CUSTOM_SVN),y)
LINUX_SITE = $(call qstrip,$(BR2_LINUX_KERNEL_CUSTOM_REPO_URL))
LINUX_SITE_METHOD = svn
else ifeq ($(BR2_LINUX_KERNEL_LATEST_CIP_VERSION),y)
else ifeq ($(BR2_LINUX_KERNEL_LATEST_CIP_VERSION)$(BR2_LINUX_KERNEL_LATEST_CIP_RT_VERSION),y)
LINUX_SOURCE = linux-cip-$(LINUX_VERSION).tar.gz
LINUX_SITE = https://git.kernel.org/pub/scm/linux/kernel/git/cip/linux-cip.git/snapshot
else ifneq ($(findstring -rc,$(LINUX_VERSION)),)