diff options
| author |   Khang Nguyen <khang.nguyen.xv@rvc.renesas.com> | 2018-03-15 18:00:59 +0700 |
|---|---|---|
| committer | Khang Nguyen <khang.nguyen.xv@rvc.renesas.com> | 2018-03-22 13:36:54 +0700 |
| commit | e05044a3d4004a7a3834fa3754a01bb9f5d4c615 (patch) | |
| tree | 991eea81df57327a30f666749e5ee26be332367d /meta-rcar-gen3 | |
| parent | 7276dbc4e6a1d9199dbade162cb1d144bf5cd4f4 (diff) | |
rcar-gen3: linux-renesas: Ensure only build CAS with H3 or M3 SoC
CAS only supports H3 (SoC: r8a7795), M3 (SoC: r8a7796).
This commit adds a python function to disable CAS automatically and show
the warning message as below in case of wrong setup.
| WARNING: linux-renesas-4.14.0+gitAUTOINC+4a7e26bdbc-r1 do_cas_checking:
| CAS only supports H3 (SoC: r8a7795), M3 (SoC: r8a7796), this feature will be disabled automatically
Signed-off-by: Khang Nguyen <khang.nguyen.xv@rvc.renesas.com>
Signed-off-by: Takamitsu Honda <takamitsu.honda.pv@renesas.com>
Diffstat (limited to 'meta-rcar-gen3')
| -rw-r--r-- | meta-rcar-gen3/include/cas-control.inc | 17 | ||||
| -rw-r--r-- | meta-rcar-gen3/recipes-kernel/linux/linux-renesas_4.14.bb | 3 |
2 files changed, 19 insertions, 1 deletions
diff --git a/meta-rcar-gen3/include/cas-control.inc b/meta-rcar-gen3/include/cas-control.inc new file mode 100644 index 0000000..18ccc74 --- /dev/null +++ b/meta-rcar-gen3/include/cas-control.inc @@ -0,0 +1,17 @@ +SOC="${@d.getVar('SOC_FAMILY').split(':')[1]}" +CAS="${@'1' if 'cas' in '${MACHINE_FEATURES}' else '0'}" + +# USE_CAS for H3 (SoC: r8a7795) or M3 (SoC: r8a7796) +USE_CAS="${@'1' if '${CAS}' == '1' and ('${SOC}' == 'r8a7795' or '${SOC}' == 'r8a7796') else '0'}" + +# Trap incorrect CAS setting for M3N/E3 +WARN="${@'1' if '${CAS}' == '1' and '${USE_CAS}' == '0' else '0'}" + +# This function is to show a warning message when enabling CAS feature on M3N/E3 +python do_cas_checking() { + warn=d.getVar('WARN') + if warn == "1" : + bb.warn("CAS only supports H3 (SoC: r8a7795), M3 (SoC: r8a7796), this feature will be disabled automatically") +} + +addtask cas_checking before do_configure after do_patch diff --git a/meta-rcar-gen3/recipes-kernel/linux/linux-renesas_4.14.bb b/meta-rcar-gen3/recipes-kernel/linux/linux-renesas_4.14.bb index 5cce5ba..29039b9 100644 --- a/meta-rcar-gen3/recipes-kernel/linux/linux-renesas_4.14.bb +++ b/meta-rcar-gen3/recipes-kernel/linux/linux-renesas_4.14.bb @@ -3,6 +3,7 @@ DESCRIPTION = "Linux kernel for the R-Car Generation 3 based board" require include/avb-control.inc require include/iccom-control.inc require recipes-kernel/linux/linux-yocto.inc +require include/cas-control.inc FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}/:" COMPATIBLE_MACHINE = "salvator-x|h3ulcb|m3ulcb|ebisu" @@ -35,7 +36,7 @@ SRC_URI_append = " \ # Add SCHED_DEBUG config fragment to support CAS SRC_URI_append = " \ - ${@bb.utils.contains('MACHINE_FEATURES','cas','file://capacity_aware_migration_strategy.cfg','',d)} \ + ${@base_conditional("USE_CAS", "1", " file://capacity_aware_migration_strategy.cfg", "",d)} \ " # Install USB3.0 firmware to rootfs |