[Buildroot] [PATCH 1/2] imx: Introduce an SPL genimage template
Fabio Estevam
fabio.estevam at nxp.com
Tue Aug 29 12:38:30 UTC 2017
Introduce a genimage template for booting SPL + u-boot.img U-Boot
binaries.
Signed-off-by: Fabio Estevam <fabio.estevam at nxp.com>
---
.../freescale/common/imx/genimage.cfg.template_spl | 46 ++++++++++++++++++++++
board/freescale/common/imx/post-image.sh | 11 +++++-
2 files changed, 56 insertions(+), 1 deletion(-)
create mode 100644 board/freescale/common/imx/genimage.cfg.template_spl
diff --git a/board/freescale/common/imx/genimage.cfg.template_spl b/board/freescale/common/imx/genimage.cfg.template_spl
new file mode 100644
index 0000000..b9e247d
--- /dev/null
+++ b/board/freescale/common/imx/genimage.cfg.template_spl
@@ -0,0 +1,46 @@
+# Minimal SD card image for the Freescale boards Template for SPL Boot
+#
+# We mimic the .sdcard Freescale's image format:
+# * the SD card must have 1 kB free space at the beginning,
+# * U-Boot is dumped as is,
+# * a FAT partition at offset 8MB is containing zImage/uImage and DTB files
+# * a single root filesystem partition is required (ext2, ext3 or ext4)
+#
+
+image boot.vfat {
+ vfat {
+ files = {
+ %FILES%
+ }
+ }
+ size = 16M
+}
+
+image sdcard.img {
+ hdimage {
+ }
+
+ partition spl {
+ in-partition-table = "no"
+ image = "SPL"
+ offset = 1024
+ }
+
+ partition u-boot-img {
+ in-partition-table = "no"
+ image = "u-boot.img"
+ offset = 69K
+ }
+
+ partition boot {
+ partition-type = 0xC
+ bootable = "true"
+ image = "boot.vfat"
+ offset = 8M
+ }
+
+ partition rootfs {
+ partition-type = 0x83
+ image = "rootfs.ext2"
+ }
+}
diff --git a/board/freescale/common/imx/post-image.sh b/board/freescale/common/imx/post-image.sh
index 9e4da82..b239743 100755
--- a/board/freescale/common/imx/post-image.sh
+++ b/board/freescale/common/imx/post-image.sh
@@ -28,6 +28,15 @@ linux_image()
fi
}
+genimage_type()
+{
+ if grep -Eq "^BR2_TARGET_UBOOT_SPL=y$" ${BR2_CONFIG}; then
+ echo "genimage.cfg.template_spl"
+ else
+ echo "genimage.cfg.template"
+ fi
+}
+
main()
{
local FILES="$(dtb_list) $(linux_image)"
@@ -35,7 +44,7 @@ main()
local GENIMAGE_TMP="${BUILD_DIR}/genimage.tmp"
sed -e "s/%FILES%/${FILES}/" \
- board/freescale/common/imx/genimage.cfg.template > ${GENIMAGE_CFG}
+ board/freescale/common/imx/$(genimage_type) > ${GENIMAGE_CFG}
rm -rf "${GENIMAGE_TMP}"
--
2.7.4
More information about the buildroot
mailing list