arm-bsp/secure-partitions: fix build with GCC 11.4

GCC 11.4 has improved code generation and needs the __aarch64_cas4_sync
intrinsic from libgcc, but one of the modules here doesn't link to
libgcc.

Signed-off-by: Ross Burton <ross.burton@arm.com>
Signed-off-by: Jon Mason <jon.mason@arm.com>

meta-arm-bsp/recipes-security/trusted-services/secure-partitions/corstone1000/0007-Add-openamp-to-SE-proxy-deployment.patch

@@ -53,7 +53,7 @@ new file mode 100644
 index 0000000..840683a
 --- /dev/null
 +++ b/deployments/se-proxy/opteesp/lse.S
-@@ -0,0 +1,19 @@
+@@ -0,0 +1,28 @@
 +// SPDX-License-Identifier: BSD-3-Clause
 +/*
 + * Copyright (c) 2021, Arm Limited and Contributors. All rights reserved.
@@ -61,18 +61,27 @@ index 0000000..840683a
 +
 +.text
 +.globl __aarch64_cas4_acq_rel
++.globl __aarch64_cas4_sync
 +
 +__aarch64_cas4_acq_rel:
-+	mov	w16, w0
++       mov     w16, w0
-+	ldaxr	w0, [x2]
++       ldaxr   w0, [x2]
-+	cmp	w0, w16
++       cmp     w0, w16
-+0:	bne	1f
++0:     bne     1f
 +
-+	stlxr	w17, w1, [x2]
++       stlxr   w17, w1, [x2]
-+	cbnz	w17, 0b
++       cbnz    w17, 0b
-+1:	ret
++1:     ret
 +
++__aarch64_cas4_sync:
++       mov     w16, w0
++       ldxr    w0, [x2]
++       cmp     w0, w16
++0:     bne     1f
 +
++       stlxr   w17, w1, [x2]
++       cbnz    w17, 0b
++1:     ret
 diff --git a/external/openamp/libmetal.cmake b/external/openamp/libmetal.cmake
 new file mode 100644
 index 0000000..3a647e6

meta-arm/recipes-bsp/uefi/edk2-firmware.inc

@@ -77,9 +77,14 @@ export BTOOLS_PATH = "${EDK_TOOLS_PATH}/BinWrappers/PosixLike"
 
 EDK_COMPILER ?= "GCC5"
 export GCC5_AARCH64_PREFIX = "${TARGET_PREFIX}"
+export GCC5_ARM_PREFIX = "${TARGET_PREFIX}"
 
 EDK_COMPILER:toolchain-clang = "CLANG38"
 export CLANG38_AARCH64_PREFIX = "${TARGET_PREFIX}"
+export CLANG38_ARM_PREFIX = "${TARGET_PREFIX}"
+
+#FIXME - arm32 doesn't work with clang due to a linker issue
+TOOLCHAIN:arm = "gcc"
 
 do_configure:prepend() {
     sed -i -e "s#-target ${HOST_ARCH}-linux-gnu*#-target ${HOST_SYS}#" ${S}/BaseTools/Conf/tools_def.template

meta-arm/recipes-bsp/uefi/edk2-firmware_%.bbappend

@@ -3,6 +3,15 @@ EDK2_PLATFORM:qemuarm64-secureboot      = "ArmVirtQemu-AARCH64"
 EDK2_PLATFORM_DSC:qemuarm64-secureboot  = "ArmVirtPkg/ArmVirtQemu.dsc"
 EDK2_BIN_NAME:qemuarm64-secureboot      = "QEMU_EFI.fd"
 
+COMPATIBLE_MACHINE:qemuarm64 = "qemuarm64"
+EDK2_PLATFORM:qemuarm64      = "ArmVirtQemu-AARCH64"
+EDK2_PLATFORM_DSC:qemuarm64  = "ArmVirtPkg/ArmVirtQemu.dsc"
+EDK2_BIN_NAME:qemuarm64      = "QEMU_EFI.fd"
+
+COMPATIBLE_MACHINE:qemuarm = "qemuarm"
+EDK2_PLATFORM:qemuarm      = "ArmVirtQemu-ARM"
+EDK2_PLATFORM_DSC:qemuarm  = "ArmVirtPkg/ArmVirtQemu.dsc"
+EDK2_BIN_NAME:qemuarm      = "QEMU_EFI.fd"
 
 COMPATIBLE_MACHINE:qemu-generic-arm64   = "qemu-generic-arm64"
 DEPENDS:append:qemu-generic-arm64       = " trusted-firmware-a coreutils-native"
@@ -21,3 +30,11 @@ do_install:append:qemu-generic-arm64() {
     # QEMU requires that the images be minimum of 256M in size
     truncate -s 256M ${D}/firmware/SBSA_FLASH*.fd
 }
+
+do_install:append:qemuarm64() {
+    install ${B}/Build/${EDK2_PLATFORM}/${EDK2_BUILD_MODE}_${EDK_COMPILER}/FV/${EDK2_BIN_NAME} ${D}/firmware/
+}
+
+do_install:append:qemuarm() {
+    install ${B}/Build/${EDK2_PLATFORM}/${EDK2_BUILD_MODE}_${EDK_COMPILER}/FV/${EDK2_BIN_NAME} ${D}/firmware/
+}

meta-arm/recipes-kernel/linux/linux-yocto/efi.cfg

@@ -0,0 +1,2 @@
+CONFIG_ACPI=y
+CONFIG_EFI=y

meta-arm/recipes-kernel/linux/linux-yocto_%.bbappend

@@ -11,3 +11,9 @@ SRC_URI:append:qemuarm64-secureboot = " \
     file://skip-unavailable-memory.patch \
     file://tee.cfg \
     "
+
+FILESEXTRAPATHS:prepend:qemuarm64 = "${ARMFILESPATHS}"
+SRC_URI:append:qemuarm64 = " file://efi.cfg"
+
+FILESEXTRAPATHS:prepend:qemuarm = "${ARMFILESPATHS}"
+SRC_URI:append:qemuarm = " file://efi.cfg"