aboutsummaryrefslogtreecommitdiff
path: root/board/freescale
diff options
context:
space:
mode:
authorGravatar Fabio Estevam <fabio.estevam@nxp.com>2016-07-26 13:01:51 -0300
committerGravatar Peter Korsgaard <peter@korsgaard.com>2016-07-27 15:02:36 +0200
commit4dccfcbdd28ae5feaa827851cb19f67e1478c3d8 (patch)
tree4489d73da01d634c2a8bc1ed3e86aedb7ebc8a52 /board/freescale
parent389c2cf06de82c45f44cc9a9df05a324d78fdd4c (diff)
downloadbuildroot-4dccfcbdd28ae5feaa827851cb19f67e1478c3d8.tar.gz
buildroot-4dccfcbdd28ae5feaa827851cb19f67e1478c3d8.tar.bz2
configs/warpboard: Generate an sdcard image
Generate an sdcard.img image to make it easier the deployment of a Buildroot image. [Peter: drop unneeded exit statement in post-image script] Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com> Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Diffstat (limited to 'board/freescale')
-rw-r--r--board/freescale/warpboard/README14
-rw-r--r--board/freescale/warpboard/genimage.cfg41
-rwxr-xr-xboard/freescale/warpboard/post-image.sh14
3 files changed, 64 insertions, 5 deletions
diff --git a/board/freescale/warpboard/README b/board/freescale/warpboard/README
index 7e6bdc5663..871d5cd398 100644
--- a/board/freescale/warpboard/README
+++ b/board/freescale/warpboard/README
@@ -9,7 +9,9 @@ Build all components:
You will find in ./output/images/ the following files:
- imx6sl-warp.dtb
+ - rootfs.ext4
- rootfs.tar
+ - sdcard.img
- u-boot.imx
- zImage
@@ -42,14 +44,16 @@ Update uboot
Update linux & rootfs
=====================
-Run the 'ums' command from the U-Boot prompt to mount the eMMC as mass
-storage and update zImage, device tree (imx6sl-warp.dtb) and rootfs
-file (rootfs.tar) :
+Run the 'ums' command from the U-Boot prompt to mount the eMMC as USB mass
+storage:
=> ums 0 mmc 0
-Put the zImage and DTB files in the warp-vfat partition and extract as
-root the rootfs.tar tarball in the warp-rootfs partition.
+And then flash the sdcard.img into the eMMC:
+
+ dd if=output/images/sdcard.img of=/dev/<your-sd-device>
+
+*** WARNING! This will destroy all the eMMC content. Use it with care! ***
Using bluetooth
================
diff --git a/board/freescale/warpboard/genimage.cfg b/board/freescale/warpboard/genimage.cfg
new file mode 100644
index 0000000000..a22aa2a080
--- /dev/null
+++ b/board/freescale/warpboard/genimage.cfg
@@ -0,0 +1,41 @@
+# Minimal SD card image for the Warp board
+#
+# We mimic the .sdcard Freescale's image format for i.MX6SL:
+# * the microSD card must have 1 kB free space at the beginning,
+# * U-Boot is dumped as is,
+# * a FAT partition at offset 8 MB is containing zImage and dtbs,
+# * a single root filesystem partition is required (Ext4 in this case).
+#
+
+image boot.vfat {
+ vfat {
+ files = {
+ "imx6sl-warp.dtb",
+ "zImage"
+ }
+ }
+ size = 16M
+}
+
+image sdcard.img {
+ hdimage {
+ }
+
+ partition u-boot {
+ in-partition-table = "no"
+ image = "u-boot.imx"
+ offset = 1024
+ }
+
+ partition boot {
+ partition-type = 0xC
+ bootable = "true"
+ image = "boot.vfat"
+ offset = 8M
+ }
+
+ partition rootfs {
+ partition-type = 0x83
+ image = "rootfs.ext4"
+ }
+}
diff --git a/board/freescale/warpboard/post-image.sh b/board/freescale/warpboard/post-image.sh
new file mode 100755
index 0000000000..b4ac4608ff
--- /dev/null
+++ b/board/freescale/warpboard/post-image.sh
@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+
+BOARD_DIR="$(dirname $0)"
+GENIMAGE_CFG="${BOARD_DIR}/genimage.cfg"
+GENIMAGE_TMP="${BUILD_DIR}/genimage.tmp"
+
+rm -rf "${GENIMAGE_TMP}"
+
+genimage \
+ --rootpath "${TARGET_DIR}" \
+ --tmppath "${GENIMAGE_TMP}" \
+ --inputpath "${BINARIES_DIR}" \
+ --outputpath "${BINARIES_DIR}" \
+ --config "${GENIMAGE_CFG}"