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arm-bsp/n1sdp: Add support for Kernel PREEMPT_RT with linux-linaro-arm-rt

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Add N1SDP settings and configurations for the kernel with PREEMPT_RT support
using the linux-linaro-arm-rt recipe.

Also, change linux-linaro-arm-n1sdp.inc to enable sharing commom patches for
N1SDP when building linux-linaro-arm or linux-linaro-arm-rt.

Change-Id: I101b2e6ffefa4f908389110048778aaf5226d5d0
Issue-Id: SCM-1653
Signed-off-by: Diego Sueiro <diego.sueiro@arm.com>
Signed-off-by: Jon Mason <jon.mason@arm.com>
This commit is contained in:
Diego Sueiro
2020-11-03 14:11:44 +00:00
committed by Jon Mason
parent f24f7fde73
commit 9425dbafc0
2 changed files with 15 additions and 1 deletions
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6
meta-arm-bsp/recipes-kernel/linux/arm-platforms-kmeta/bsp/arm-platforms/n1sdp/n1sdp-preempt-rt.scc Normal file
View File

@@ -0,0 +1,6 @@
define KMACHINE n1sdp
define KTYPE preempt-rt
define KARCH arm64
kconf non-hardware ktypes/developer/developer.cfg
kconf non-hardware ktypes/preempt-rt/preempt-rt.cfg

10
meta-arm-bsp/recipes-kernel/linux/linux-linaro-arm-n1sdp.inc
View File

@@ -1,4 +1,4 @@
FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}-5.4:"
FILESEXTRAPATHS_prepend := "${THISDIR}/linux-linaro-arm-5.4:"
SRC_URI_append = " \
file://0001-TMP-iommu-arm-smmu-v3-Ignore-IOPF-capabilities.patch \
@@ -21,3 +21,11 @@ KBUILD_DEFCONFIG = "defconfig"
KCONFIG_MODE = "--alldefconfig"
COMPATIBLE_MACHINE = "n1sdp"
# RT kernel machine description
FILESEXTRAPATHS_prepend_pn-linux-linaro-arm-rt := "${THISDIR}:"
SRC_URI_append_pn-linux-linaro-arm-rt = " file://arm-platforms-kmeta;type=kmeta;name=arm-platforms-kmeta;destsuffix=arm-platforms-kmeta"
# Since we use the intree defconfig and the preempt-rt turns off some configs
# do_kernel_configcheck will display warnings. So, lets disable it.
KCONF_AUDIT_LEVEL_pn-linux-linaro-arm-rt = "0"