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authorDaniel Schultz <d.schultz@phytec.de>2017-06-09 16:07:35 +0200
committerStefan Müller-Klieser <s.mueller-klieser@phytec.de>2017-06-21 15:22:07 +0200
commitb5303dfdcee11d132448b4c716a57dc01c172c96 (patch)
treefabf3bfe0263aa0fd67e69bbb84448fe929540bc /classes/wic-am335x-helper.bbclass
parent3d03935b348957f753db71f3ae4a6714ca655321 (diff)
downloadmeta-phytec-b5303dfdcee11d132448b4c716a57dc01c172c96.tar.bz2
meta-phytec-b5303dfdcee11d132448b4c716a57dc01c172c96.zip
classes: wic-helper: updates
Changes: - description - change python rename function to bash append - Add EMMC creator: This function creates an EMMC image and writes the MLO at 0x0, 0x20000, 0x40000 and 0x60000 to support RAW boot for AM335x SoCs. Signed-off-by: Daniel Schultz <d.schultz@phytec.de> Signed-off-by: Stefan Müller-Klieser <s.mueller-klieser@phytec.de>
Diffstat (limited to 'classes/wic-am335x-helper.bbclass')
-rw-r--r--classes/wic-am335x-helper.bbclass11
1 files changed, 11 insertions, 0 deletions
diff --git a/classes/wic-am335x-helper.bbclass b/classes/wic-am335x-helper.bbclass
new file mode 100644
index 0000000..1fd48a1
--- /dev/null
+++ b/classes/wic-am335x-helper.bbclass
@@ -0,0 +1,11 @@
+IMAGE_CMD_emmc_append () {
+ if [ -e ${EMMCIMG} ]; then
+ # copy the MLO to address 0x0 and keep the partition table
+ dd if=${DEPLOY_DIR_IMAGE}/${BAREBOX_IPL_BIN_SYMLINK} of=${EMMCIMG} bs=446 count=1 conv=notrunc
+ dd if=${DEPLOY_DIR_IMAGE}/${BAREBOX_IPL_BIN_SYMLINK} of=${EMMCIMG} skip=1 seek=1 conv=notrunc
+ # copy the MLO to address 0x20000, 0x40000, 0x60000
+ dd if=${DEPLOY_DIR_IMAGE}/${BAREBOX_IPL_BIN_SYMLINK} of=${EMMCIMG} seek=768 bs=512 conv=notrunc
+ dd if=${DEPLOY_DIR_IMAGE}/${BAREBOX_IPL_BIN_SYMLINK} of=${EMMCIMG} seek=512 bs=512 conv=notrunc
+ dd if=${DEPLOY_DIR_IMAGE}/${BAREBOX_IPL_BIN_SYMLINK} of=${EMMCIMG} seek=256 bs=512 conv=notrunc
+ fi
+}