Initial commit

target/linux/loongarch64/image/Makefile

@@ -0,0 +1,92 @@
+# SPDX-License-Identifier: GPL-2.0-only
+#
+# Copyright (C) 2024 Weijie Gao <hackpascal@gmail.com>
+
+include $(TOPDIR)/rules.mk
+include $(INCLUDE_DIR)/image.mk
+
+GRUB2_VARIANT =
+GRUB_TERMINALS =
+GRUB_SERIAL_CONFIG =
+GRUB_TERMINAL_CONFIG =
+GRUB_CONSOLE_CMDLINE =
+
+ifneq ($(CONFIG_GRUB_CONSOLE),)
+  GRUB_CONSOLE_CMDLINE += console=tty0
+  GRUB_TERMINALS += console
+endif
+
+GRUB_SERIAL:=$(call qstrip,$(CONFIG_TARGET_SERIAL))
+
+GRUB_CONSOLE_CMDLINE += console=$(GRUB_SERIAL),$(CONFIG_GRUB_BAUDRATE)n8$(if $(CONFIG_GRUB_FLOWCONTROL),r,)
+GRUB_SERIAL_CONFIG := serial --unit=0 --speed=$(CONFIG_GRUB_BAUDRATE) --word=8 --parity=no --stop=1 --rtscts=$(if $(CONFIG_GRUB_FLOWCONTROL),on,off)
+GRUB_TERMINALS += serial
+
+GRUB_TERMINAL_CONFIG := terminal_input $(GRUB_TERMINALS); terminal_output $(GRUB_TERMINALS)
+
+ROOTPART:=$(call qstrip,$(CONFIG_TARGET_ROOTFS_PARTNAME))
+ROOTPART:=$(if $(ROOTPART),$(ROOTPART),PARTUUID=$(IMG_PART_SIGNATURE)-02)
+GPT_ROOTPART:=$(call qstrip,$(CONFIG_TARGET_ROOTFS_PARTNAME))
+GPT_ROOTPART:=$(if $(GPT_ROOTPART),$(GPT_ROOTPART),PARTUUID=$(shell echo $(IMG_PART_DISKGUID) | sed 's/00$$/02/'))
+
+GRUB_TIMEOUT:=$(call qstrip,$(CONFIG_GRUB_TIMEOUT))
+GRUB_TITLE:=$(call qstrip,$(CONFIG_GRUB_TITLE))
+
+BOOTOPTS:=$(call qstrip,$(CONFIG_GRUB_BOOTOPTS))
+
+define Build/combined
+	$(INSTALL_DIR) $@.boot/
+	$(CP) $(KDIR)/$(KERNEL_NAME) $@.boot/efi/openwrt/
+	$(INSTALL_DIR) $@.boot/efi/boot
+	$(CP) $(STAGING_DIR_IMAGE)/grub2/bootloongarch64.efi $@.boot/efi/boot/
+	KERNELPARTTYPE=ef FAT_TYPE="32" PADDING="1" SIGNATURE="$(IMG_PART_SIGNATURE)" \
+		GUID="$(IMG_PART_DISKGUID)" $(SCRIPT_DIR)/gen_image_generic.sh \
+		$@ \
+		$(CONFIG_TARGET_KERNEL_PARTSIZE) $@.boot \
+		$(CONFIG_TARGET_ROOTFS_PARTSIZE) $(IMAGE_ROOTFS) \
+		256
+endef
+
+define Build/grub-config
+	rm -fR $@.boot
+	$(INSTALL_DIR) $@.boot/efi/openwrt/
+	sed \
+		-e 's#@SERIAL_CONFIG@#$(strip $(GRUB_SERIAL_CONFIG))#g' \
+		-e 's#@TERMINAL_CONFIG@#$(strip $(GRUB_TERMINAL_CONFIG))#g' \
+		-e 's#@ROOTPART@#root=$(ROOTPART) rootwait#g' \
+		-e 's#@GPT_ROOTPART@#root=$(GPT_ROOTPART) rootwait#g' \
+		-e 's#@CMDLINE@#$(BOOTOPTS) $(GRUB_CONSOLE_CMDLINE)#g' \
+		-e 's#@TIMEOUT@#$(GRUB_TIMEOUT)#g' \
+		-e 's#@TITLE@#$(GRUB_TITLE)#g' \
+		-e 's#@KERNEL_NAME@#$(KERNEL_NAME)#g' \
+		./grub-$(1).cfg > $@.boot/efi/openwrt/grub.cfg
+endef
+
+define Device/Default
+  KERNEL_INSTALL := 1
+  ARTIFACTS := $$(ARTIFACTS-y)
+  SUPPORTED_DEVICES :=
+endef
+
+define Device/generic
+  DEVICE_VENDOR := Generic
+  DEVICE_MODEL := LoongArch64
+  DEVICE_PACKAGES += kmod-r8169 kmod-drm-amdgpu
+  KERNEL := kernel-bin
+  KERNEL_NAME := vmlinuz.efi
+  IMAGE/rootfs.img := append-rootfs | pad-to $(ROOTFS_PARTSIZE)
+  IMAGE/rootfs.img.gz := append-rootfs | pad-to $(ROOTFS_PARTSIZE) | gzip
+  IMAGE/combined-efi.img := grub-config efi | combined | append-metadata
+  IMAGE/combined-efi.img.gz := grub-config efi | combined | gzip | append-metadata
+  ifeq ($(CONFIG_TARGET_IMAGES_GZIP),y)
+    IMAGES-y := rootfs.img.gz
+    IMAGES-$$(CONFIG_GRUB_EFI_IMAGES) += combined-efi.img.gz
+  else
+    IMAGES-y := rootfs.img
+    IMAGES-$$(CONFIG_GRUB_EFI_IMAGES) += combined-efi.img
+  endif
+  IMAGES := $$(IMAGES-y)
+endef
+TARGET_DEVICES += generic
+
+$(eval $(call BuildImage))