Initial commit

target/linux/tegra/image/Makefile

@@ -0,0 +1,53 @@
+# SPDX-License-Identifier: GPL-2.0-only
+#
+# Copyright (C) 2017-2019 Tomasz Maciej Nowak <tmn505@gmail.com>
+
+include $(TOPDIR)/rules.mk
+include $(INCLUDE_DIR)/image.mk
+
+define Build/tegra-sdcard
+	rm -fR $@.boot
+	mkdir -p $@.boot
+	$(CP) $(KDIR)/$(KERNEL_NAME) $@.boot
+	$(if $(DEVICE_DTS),\
+		$(foreach dtb,$(DEVICE_DTS),$(CP) $(DEVICE_DTS_DIR)/$(dtb).dtb $@.boot), \
+		$(CP) $(DEVICE_DTS_DIR)/*.dtb $@.boot)
+	mkimage -A arm -O linux -T script -C none -a 0 -e 0 \
+		-n '$(DEVICE_TITLE) OpenWrt bootscript' \
+		-d $(BOOT_SCRIPT) \
+		$@.boot/boot.scr
+	$(CP) $@ $@.rootfs
+
+	SIGNATURE="$(IMG_PART_SIGNATURE)" \
+	$(SCRIPT_DIR)/gen_image_generic.sh \
+		$@ \
+		$(CONFIG_TARGET_KERNEL_PARTSIZE) $@.boot \
+		$(CONFIG_TARGET_ROOTFS_PARTSIZE) $@.rootfs \
+		2048
+
+	$(if $(UBOOT),dd if=$(STAGING_DIR_IMAGE)/$(UBOOT).img of=$@ bs=512 skip=1 seek=1 conv=notrunc)
+endef
+
+DEVICE_VARS += BOOT_SCRIPT UBOOT
+
+define Device/Default
+  BOOT_SCRIPT := generic-bootscript
+  DEVICE_DTS_DIR := $$(DTS_DIR)/nvidia
+  IMAGES := sdcard.img.gz
+  IMAGE/sdcard.img.gz := append-rootfs | pad-extra 128k | tegra-sdcard | gzip | append-metadata
+  KERNEL_NAME := zImage
+  KERNEL := kernel-bin
+  PROFILES := Default
+endef
+
+define Device/compulab_trimslice
+  DEVICE_VENDOR := CompuLab
+  DEVICE_MODEL := TrimSlice
+  DEVICE_DTS := tegra20-trimslice
+  DEVICE_PACKAGES := kmod-leds-gpio kmod-r8169 kmod-rt2800-usb \
+	kmod-rtc-em3027 kmod-usb-hid kmod-usb-storage wpad-basic-mbedtls
+  UBOOT := trimslice-mmc
+endef
+TARGET_DEVICES += compulab_trimslice
+
+$(eval $(call BuildImage))

target/linux/tegra/image/generic-bootscript

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+part uuid ${devtype} ${devnum}:2 ptuuid
+
+setenv bootargs "root=PARTUUID=${ptuuid} rw rootwait"
+
+load ${devtype} ${devnum}:${bootpart} ${kernel_addr_r} zImage
+load ${devtype} ${devnum}:${bootpart} ${fdt_addr_r} ${soc}-${board}.dtb
+
+bootz ${kernel_addr_r} - ${fdt_addr_r}