From 53d592c6de30fabb8a929be79d20b387ca42927b Mon Sep 17 00:00:00 2001 From: Anton Antonov Date: Mon, 7 Nov 2022 15:33:33 +0000 Subject: [PATCH] arm-bsp/fvp-base: Enable virtio-rng support and unset preferred 5.15 kernel Without virtio-rng enabled kernel 5.19 takes ages to finish random number generator initialisation which causes issues with ssh and other crypto related services. Signed-off-by: Anton Antonov Signed-off-by: Jon Mason --- meta-arm-bsp/conf/machine/fvp-base.conf | 4 +-- .../conf/machine/fvp-baser-aemv8r64.conf | 2 -- ...64-dts-fvp-Enable-virtio-rng-support.patch | 29 +++++++++++++++++++ .../linux/linux-arm-platforms.inc | 1 + 4 files changed, 32 insertions(+), 4 deletions(-) create mode 100644 meta-arm-bsp/recipes-kernel/linux/files/fvp-base/0001-arm64-dts-fvp-Enable-virtio-rng-support.patch diff --git a/meta-arm-bsp/conf/machine/fvp-base.conf b/meta-arm-bsp/conf/machine/fvp-base.conf index 320e22ce..1ba07082 100644 --- a/meta-arm-bsp/conf/machine/fvp-base.conf +++ b/meta-arm-bsp/conf/machine/fvp-base.conf @@ -10,10 +10,10 @@ require conf/machine/include/arm/arch-armv8a.inc TUNE_FEATURES = "aarch64" PREFERRED_VERSION_u-boot ?= "2022.04" -PREFERRED_VERSION_linux-yocto ?= "5.15%" -PREFERRED_VERSION_linux-yocto-rt ?= "5.15%" # FVP u-boot configuration UBOOT_MACHINE = "vexpress_aemv8a_semi_defconfig" KERNEL_IMAGETYPE = "Image" + +FVP_CONFIG[bp.virtio_rng.enabled] ?= "1" diff --git a/meta-arm-bsp/conf/machine/fvp-baser-aemv8r64.conf b/meta-arm-bsp/conf/machine/fvp-baser-aemv8r64.conf index 8119cb68..06bef291 100644 --- a/meta-arm-bsp/conf/machine/fvp-baser-aemv8r64.conf +++ b/meta-arm-bsp/conf/machine/fvp-baser-aemv8r64.conf @@ -9,8 +9,6 @@ require conf/machine/include/arm/armv8r/arch-armv8r64.inc EXTRA_IMAGEDEPENDS += "boot-wrapper-aarch64" PREFERRED_PROVIDER_virtual/kernel ?= "linux-yocto" -PREFERRED_VERSION_linux-yocto ?= "5.15%" -PREFERRED_VERSION_linux-yocto-rt ?= "5.15%" PREFERRED_VERSION_u-boot ?= "2022.07" KERNEL_IMAGETYPE = "Image" diff --git a/meta-arm-bsp/recipes-kernel/linux/files/fvp-base/0001-arm64-dts-fvp-Enable-virtio-rng-support.patch b/meta-arm-bsp/recipes-kernel/linux/files/fvp-base/0001-arm64-dts-fvp-Enable-virtio-rng-support.patch new file mode 100644 index 00000000..1cbdc9af --- /dev/null +++ b/meta-arm-bsp/recipes-kernel/linux/files/fvp-base/0001-arm64-dts-fvp-Enable-virtio-rng-support.patch @@ -0,0 +1,29 @@ +From b443c8efd563dc372c60e7ad9f52aeddf7c13706 Mon Sep 17 00:00:00 2001 +From: Anton Antonov +Date: Mon, 7 Nov 2022 11:37:51 +0000 +Subject: [PATCH] arm64: dts: fvp: Enable virtio-rng support + +The virtio-rng is available from FVP_Base_RevC-2xAEMvA version 11.17. +Enable it since Yocto includes a recipe for a newer FVP version. + +Upstream-Status: Inappropriate [Yocto specific] +Signed-off-by: Anton Antonov +--- + arch/arm64/boot/dts/arm/rtsm_ve-motherboard-rs2.dtsi | 1 - + 1 file changed, 1 deletion(-) + +diff --git a/arch/arm64/boot/dts/arm/rtsm_ve-motherboard-rs2.dtsi b/arch/arm64/boot/dts/arm/rtsm_ve-motherboard-rs2.dtsi +index ec2d5280a30b..acafdcbf1063 100644 +--- a/arch/arm64/boot/dts/arm/rtsm_ve-motherboard-rs2.dtsi ++++ b/arch/arm64/boot/dts/arm/rtsm_ve-motherboard-rs2.dtsi +@@ -26,7 +26,6 @@ virtio@200000 { + compatible = "virtio,mmio"; + reg = <0x200000 0x200>; + interrupts = <46>; +- status = "disabled"; + }; + }; + }; +-- +2.25.1 + diff --git a/meta-arm-bsp/recipes-kernel/linux/linux-arm-platforms.inc b/meta-arm-bsp/recipes-kernel/linux/linux-arm-platforms.inc index 79d9e0c3..df906107 100644 --- a/meta-arm-bsp/recipes-kernel/linux/linux-arm-platforms.inc +++ b/meta-arm-bsp/recipes-kernel/linux/linux-arm-platforms.inc @@ -69,6 +69,7 @@ KERNEL_FEATURES:corstone1000 = "" COMPATIBLE_MACHINE:fvp-base = "fvp-base" KMACHINE:fvp-base = "fvp" FILESEXTRAPATHS:prepend:fvp-base := "${ARMBSPFILESPATHS}" +SRC_URI:append:fvp-base = " file://0001-arm64-dts-fvp-Enable-virtio-rng-support.patch" # # FVP BASE ARM32 KMACHINE