build: Add bazel support for anorak

Add bazel build support for anorak platform.

Change-Id: Ic8075f546827b8f808547fde7e78ad0537e0eb70
Signed-off-by: Asit Shah <quic_asitshah@quicinc.com>

build.config.msm.anorak

@@ -0,0 +1,37 @@
+################################################################################
+## Inheriting configs from ACK
+. ${ROOT_DIR}/msm-kernel/build.config.common
+. ${ROOT_DIR}/msm-kernel/build.config.aarch64
+
+################################################################################
+## Variant setup
+MSM_ARCH=anorak
+VARIANTS=(consolidate gki)
+[ -z "${VARIANT}" ] && VARIANT=consolidate
+
+ABL_SRC=bootable/bootloader/edk2
+BOOT_IMAGE_HEADER_VERSION=4
+BASE_ADDRESS=0x80000000
+PAGE_SIZE=4096
+BUILD_VENDOR_DLKM=1
+PREPARE_SYSTEM_DLKM=1
+SYSTEM_DLKM_MODULES_LIST=${ROOT_DIR}/${KERNEL_DIR}/android/gki_system_dlkm_modules
+SUPER_IMAGE_SIZE=0x10000000
+TRIM_UNUSED_MODULES=1
+BUILD_INIT_BOOT_IMG=1
+
+[ -z "${DT_OVERLAY_SUPPORT}" ] && DT_OVERLAY_SUPPORT=1
+
+if [ "${KERNEL_CMDLINE_CONSOLE_AUTO}" != "0" ]; then
+	KERNEL_VENDOR_CMDLINE+=' console=ttyMSM0,115200n8 msm_geni_serial.con_enabled=1 '
+fi
+
+KERNEL_VENDOR_CMDLINE+=' bootconfig '
+
+################################################################################
+## Inheriting MSM configs
+. ${KERNEL_DIR}/build.config.msm.common
+. ${KERNEL_DIR}/build.config.msm.gki
+
+## Inherit SXR configs
+. ${KERNEL_DIR}/build.config.sxr.common

build.config.sxr.common

@@ -0,0 +1,56 @@
+################################################################################
+# Common configuration for building kernel for SXR products
+if [[ "${MSM_ARCH}" == "anorak" ]]; then
+    DEFCONFIG="gki_defconfig"
+else
+	DEFCONFIG="generic_sxr_defconfig"
+fi
+
+OPENSSL_DIR=${KERNEL_DIR}/../build/build-tools/path/linux-x86/openssl
+# Kernel platform missing aosp/1843323
+DISABLE_HERMETIC_SYSROOT=1
+
+append_cmd POST_DEFCONFIG_CMDS 'update_signing_keys_config'
+
+function update_signing_keys_config() {
+	if test -f "${OPENSSL_DIR}"; then
+		${OPENSSL_DIR} req -new -nodes -utf8 -newkey rsa:1024 -days 36500 \
+		             -batch -x509 -config ${KERNEL_DIR}/certs/qcom_x509.genkey \
+		             -outform PEM -out ${OUT_DIR}/verity_cert.pem -keyout ${OUT_DIR}/verity_key.pem
+
+		${OPENSSL_DIR} req -new -nodes -utf8 -sha256 -days 36500 \
+		             -batch -x509 -config ${KERNEL_DIR}/certs/qcom_x509.genkey \
+		             -outform PEM -out ${OUT_DIR}/signing_key.pem -keyout ${OUT_DIR}/signing_key.pem
+
+		${KERNEL_DIR}/scripts/config --file ${OUT_DIR}/.config \
+		--set-str CONFIG_MODULE_SIG_KEY "${OUT_DIR}/signing_key.pem" \
+		--set-str CONFIG_SYSTEM_TRUSTED_KEYS "${OUT_DIR}/verity_cert.pem"
+
+		(cd ${OUT_DIR} && \
+		make ${CC_LD_ARG} O=${OUT_DIR} ${MAKE_ARGS} olddefconfig)
+	fi
+}
+
+append_cmd POST_KERNEL_BUILD_CMDS 'move_signing_keys'
+
+function move_signing_keys() {
+  cp ${OUT_DIR}/signing_key.pem ${OUT_DIR}/certs
+  cp ${OUT_DIR}/verity_key.pem ${OUT_DIR}/certs
+  cp ${OUT_DIR}/verity_cert.pem ${OUT_DIR}/certs
+}
+
+function build_defconfig_fragments() {
+	if [[ "${VARIANT}" =~ ^(gki|consolidate)$ ]]; then
+		apply_defconfig_fragment ${KERNEL_DIR}/arch/${ARCH}/configs/vendor/${MSM_ARCH}.config vendor/${MSM_ARCH}_defconfig
+
+		if [ "${VARIANT}" = gki ]; then
+			return
+		fi
+
+		apply_defconfig_fragment ${KERNEL_DIR}/arch/${ARCH}/configs/vendor/${MSM_ARCH}_debug.config vendor/${MSM_ARCH}-debug_defconfig
+	else
+		echo "Variant '${VARIANT}' unsupported by gki"
+		exit 1
+	fi
+}
+build_defconfig_fragments

build.targets

@@ -1,6 +1,7 @@
 build.config.msm.autogvm
 build.config.msm.autoghgvm
 build.config.msm.pineapple
+build.config.msm.anorak
 build.config.msm.niobe
 build.config.msm.kalama
 build.config.msm.pineapple.vm

msm_platforms.bzl

@@ -14,6 +14,7 @@ load(":msm_common.bzl", "define_signing_keys")
 load("//build:msm_kernel_extensions.bzl", "define_top_level_rules")
 load(":blair.bzl", "define_blair")
 load(":pitti.bzl", "define_pitti")
+load(":anorak.bzl", "define_anorak")
 
 def define_msm_platforms():
     define_top_level_rules()
@@ -32,3 +33,4 @@ def define_msm_platforms():
     define_pineapple_vms()
     define_blair()
     define_pitti()
+    define_anorak()

target_variants.bzl

@@ -1,5 +1,6 @@
 la_targets = [
     # keep sorted
+    "anorak",
     "autogvm",
     "blair",
     "gen3auto",