ayufan: dev.mk: add qemu-arm64 target to easy testing of images

Author: ayufan

dev-ayufan/boards.mk

@@ -52,6 +52,11 @@ LOADER_FLASH ?= rksd_loader
 IMAGES ?= flash-spi erase-spi
 LOADERS ?= rksd_loader rkspi_loader
 
+
+else ifeq (qemu-arm64,$(BOARD_TARGET))
+
+UBOOT_DEFCONFIG ?= qemu_arm64_defconfig
+
 else
 $(error Unsupported BOARD_TARGET)
 endif

dev-ayufan/build.mk

@@ -13,8 +13,10 @@ tmp/u-boot-$(BOARD_TARGET)/.config: configs/$(UBOOT_DEFCONFIG)
 $(UBOOT_OUTPUT_DIR):
 	mkdir -p $@
 
-$(UBOOT_OUTPUT_DIR)/u-boot.itb: .scmversion $(UBOOT_OUTPUT_DIR) tmp/u-boot-$(BOARD_TARGET)/.config $(BL31)
+$(UBOOT_OUTPUT_DIR)/u-boot.bin: .scmversion $(UBOOT_OUTPUT_DIR) tmp/u-boot-$(BOARD_TARGET)/.config $(BL31)
 	$(UBOOT_MAKE) -j $$(nproc)
+
+$(UBOOT_OUTPUT_DIR)/u-boot.itb: $(UBOOT_OUTPUT_DIR)/u-boot.bin
 	$(UBOOT_MAKE) -j $$(nproc) u-boot.itb
 
 $(UBOOT_TPL) $(UBOOT_SPL): $(UBOOT_OUTPUT_DIR)/u-boot.itb
@@ -53,6 +55,9 @@ u-boot-menuconfig:
 .PHONY: u-boot-build		# compile u-boot
 u-boot-build: $(UBOOT_LOADERS)
 
+.PHONY: u-boot-bin
+u-boot-bin: $(UBOOT_OUTPUT_DIR)/u-boot.bin
+
 .PHONY: u-boot-clear
 u-boot-clear:
 	rm -rf $(UBOOT_OUTPUT_DIR)

dev-ayufan/qemu-arm64.sh

@@ -0,0 +1,41 @@
+#!/bin/bash
+
+if [[ $# -lt 1 ]]; then
+  echo "usage: $0 <image.img> [qemu-args...]"
+fi
+
+ROOT=$(dirname "$(readlink -f "$0")")
+IMAGE="$1"
+shift
+
+BRIDGE=${BRIDGE:-br0}
+BIOS=${BIOS:-$ROOT/../tmp/u-boot-qemu-arm64/u-boot.bin}
+
+if [[ ! -e "$BIOS" ]]; then
+  echo "Missing $BIOS. Run:"
+  echo "./dev-shell ./dev-make u-boot-bin BOARD_TARGET=qemu-arm64"
+  exit 1
+fi
+
+if ip link show br0 &>/dev/null; then
+  echo "Attach tap to br0"
+  NETDEV="tap,script=$ROOT/qemu-ifup"
+  SUDO="sudo"
+else
+  echo "No br0, using netdev=user"
+  NETDEV=user
+  SUDO=""
+fi
+
+exec $SUDO qemu-system-aarch64 \
+  -m 2048 \
+  -machine virt \
+  -cpu cortex-a57 \
+  -bios "$BIOS" \
+  -device virtio-net-device,netdev=net0 \
+  -device virtio-gpu-pci \
+  -device virtio-blk-device,drive=hd0 \
+  -netdev "$NETDEV,id=net0" \
+  -serial mon:stdio \
+  -drive "if=none,file=$IMAGE,id=hd0" \
+  "$@"

dev-ayufan/qemu-ifup

@@ -0,0 +1,9 @@
+#!/bin/bash
+
+if [[ -n "$1" ]];then
+  ip link set $1 master br0
+  exit 0
+else
+  echo "Error: no interface specified"
+  exit 1
+fi