3 files changed, 48 insertions, 2 deletions
diff --git a/target/linux/zynq/Makefile b/target/linux/zynq/Makefile
index 6c0ca921d5..6193675088 100644
--- a/target/linux/zynq/Makefile
+++ b/target/linux/zynq/Makefile
@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 ARCH:=arm
 BOARD:=zynq
 BOARDNAME:=Xilinx Zynq 7000 SoCs
-FEATURES:=fpu gpio rtc usb usbgadget ramdisk targz
+FEATURES:=fpu gpio rtc usb usbgadget boot-part rootfs-part squashfs
 CPU_TYPE:=cortex-a9
 CPU_SUBTYPE:=neon
 MAINTAINER:=Jason Wu <jason.wu.misc@gmail.com>
@@ -26,6 +26,6 @@ include $(INCLUDE_DIR)/target.mk
 
 KERNELNAME:=Image dtbs
 
-DEFAULT_PACKAGES += uboot-envtools
+DEFAULT_PACKAGES += uboot-envtools mkf2fs e2fsprogs
 
 $(eval $(call BuildTarget))
diff --git a/target/linux/zynq/image/Makefile b/target/linux/zynq/image/Makefile
index aa98f4bf3b..92174db19a 100644
--- a/target/linux/zynq/image/Makefile
+++ b/target/linux/zynq/image/Makefile
@@ -7,6 +7,24 @@
 include $(TOPDIR)/rules.mk
 include $(INCLUDE_DIR)/image.mk
 
+FAT32_BLOCK_SIZE=1024
+FAT32_BLOCKS=$(shell echo $$(($(CONFIG_TARGET_KERNEL_PARTSIZE)*1024*1024/$(FAT32_BLOCK_SIZE))))
+
+define Build/zynq-sdcard
+	rm -f $@.boot
+	mkfs.fat $@.boot -C $(FAT32_BLOCKS)
+	mcopy -i $@.boot $(STAGING_DIR_IMAGE)/$(DEVICE_NAME)-boot.bin ::boot.bin
+	mcopy -i $@.boot $(STAGING_DIR_IMAGE)/$(DEVICE_NAME)-u-boot.img ::u-boot.img
+	mcopy -i $@.boot $(STAGING_DIR_IMAGE)/$(DEVICE_NAME)-uEnv.txt ::uEnv.txt
+	mcopy -i $@.boot $(IMAGE_KERNEL) ::fit.itb
+	./gen_zynq_sdcard_img.sh $@ \
+		$@.boot \
+		$(IMAGE_ROOTFS) \
+		$(CONFIG_TARGET_KERNEL_PARTSIZE) \
+		$(CONFIG_TARGET_ROOTFS_PARTSIZE)
+	rm -f $@.boot
+endef
+
 #################################################
 # Default and templates
 #################################################
@@ -17,6 +35,8 @@ define Device/Default
 	KERNEL_INITRAMFS_PREFIX := $$(IMG_PREFIX)-$(1)-initramfs
 	KERNEL_PREFIX := $$(IMAGE_PREFIX)
 	KERNEL_LOADADDR := 0x8000
+	IMAGES := sdcard.img.gz
+	IMAGE/sdcard.img.gz := zynq-sdcard | gzip
 endef
 
 define Device/FitImageGzip
diff --git a/target/linux/zynq/image/gen_zynq_sdcard_img.sh b/target/linux/zynq/image/gen_zynq_sdcard_img.sh
new file mode 100755
index 0000000000..460a336e69
--- /dev/null
+++ b/target/linux/zynq/image/gen_zynq_sdcard_img.sh
@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+
+set -ex
+[ $# -eq 5 ] || {
+    echo "SYNTAX: $0 <file> <bootfs image> <rootfs image> <bootfs size> <rootfs size>"
+    exit 1
+}
+
+OUTPUT="$1"
+BOOTFS="$2"
+ROOTFS="$3"
+BOOTFSSIZE="$4"
+ROOTFSSIZE="$5"
+
+head=4
+sect=63
+
+set $(ptgen -o $OUTPUT -h $head -s $sect -l 1024 -t c -p ${BOOTFSSIZE}M -t 83 -p ${ROOTFSSIZE}M)
+
+BOOTOFFSET="$(($1 / 512))"
+BOOTSIZE="$(($2 / 512))"
+ROOTFSOFFSET="$(($3 / 512))"
+ROOTFSSIZE="$(($4 / 512))"
+
+dd bs=512 if="$BOOTFS" of="$OUTPUT" seek="$BOOTOFFSET" conv=notrunc
+dd bs=512 if="$ROOTFS" of="$OUTPUT" seek="$ROOTFSOFFSET" conv=notrunc