From 4028c726be78adc1f1df3708dbe99f9eb2303790 Mon Sep 17 00:00:00 2001 From: Leonid Lazarev Date: Fri, 15 May 2020 11:51:48 +0300 Subject: Raspberry 4: XEN support MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Added the support for DOM0 in raspberry pi4. The feature agl-virt-xen should be enabled to activate this code. 1512 MB of memory is used for DOM0 machine. There are limitations: - brcmfmac module disabled (bluethooth and Wifi) due to the crash - total_memory is set to the 3Gb, as it impacts the USB ports on rasbperry pi4 on Linux kernel 4.19 v2 (jsmoeller): make changes in virtualization-layer conditional to raspberrypi4 Bug-AGL: SPEC-3259 Change-Id: I873fbf1f5498e31ae5f468407502f16e1873f7fc Signed-off-by: Leonid Lazarev Signed-off-by: Jan-Simon Möller Reviewed-on: https://gerrit.automotivelinux.org/gerrit/c/AGL/meta-agl/+/24522 Tested-by: Jenkins Job builder account ci-image-build: Jenkins Job builder account ci-image-boot-test: Jenkins Job builder account --- .../recipes-kernel/linux/files/xen-be.cfg | 50 ++++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 meta-agl-bsp/meta-raspberrypi/recipes-kernel/linux/files/xen-be.cfg (limited to 'meta-agl-bsp/meta-raspberrypi/recipes-kernel/linux/files/xen-be.cfg') diff --git a/meta-agl-bsp/meta-raspberrypi/recipes-kernel/linux/files/xen-be.cfg b/meta-agl-bsp/meta-raspberrypi/recipes-kernel/linux/files/xen-be.cfg new file mode 100644 index 000000000..36f390187 --- /dev/null +++ b/meta-agl-bsp/meta-raspberrypi/recipes-kernel/linux/files/xen-be.cfg @@ -0,0 +1,50 @@ +# global stuff - these enable us to allow some +# of the not so generic stuff below for xen +CONFIG_PARAVIRT=y +CONFIG_NET=y +CONFIG_NET_CORE=y +CONFIG_NETDEVICES=y +CONFIG_BLOCK=y +CONFIG_WATCHDOG=y +CONFIG_TARGET_CORE=y +CONFIG_SCSI=y +CONFIG_FB=y +CONFIG_INPUT_MISC=y +CONFIG_MEMORY_HOTPLUG=y +CONFIG_TTY=y +# Technically not required but otherwise produces +# pretty useless systems starting from allnoconfig +# You want TCP/IP and ELF binaries right? +CONFIG_INET=y +CONFIG_BINFMT_ELF=y +# generic config +CONFIG_XEN=y +CONFIG_XEN_DOM0=y +# backend drivers +CONFIG_XEN_BACKEND=y +CONFIG_XEN_BLKDEV_BACKEND=m +CONFIG_XEN_NETDEV_BACKEND=m +CONFIG_HVC_XEN=y +CONFIG_XEN_WDT=m +CONFIG_XEN_SCSI_BACKEND=m +# frontend drivers +CONFIG_XEN_FBDEV_FRONTEND=m +CONFIG_HVC_XEN_FRONTEND=y +CONFIG_INPUT_XEN_KBDDEV_FRONTEND=m +CONFIG_XEN_SCSI_FRONTEND=m +# others +CONFIG_XEN_BALLOON=y +CONFIG_XEN_SCRUB_PAGES=y +CONFIG_XEN_DEV_EVTCHN=m +CONFIG_XEN_BLKDEV_FRONTEND=m +CONFIG_XEN_NETDEV_FRONTEND=m +CONFIG_XENFS=m +CONFIG_XEN_COMPAT_XENFS=y +CONFIG_XEN_SYS_HYPERVISOR=y +CONFIG_XEN_XENBUS_FRONTEND=y +CONFIG_XEN_GNTDEV=m +CONFIG_XEN_GRANT_DEV_ALLOC=m +CONFIG_SWIOTLB_XEN=y +CONFIG_XEN_PRIVCMD=m +CONFIG_DEBUG_INFO=y +CONFIG_FRAME_POINTER=y -- cgit 1.2.3-korg