From 0ef28ea3875809ec4bebee29d908f31dd7c42b86 Mon Sep 17 00:00:00 2001
From: Tomasz Maciej Nowak <tomek_n@o2.pl>
Date: Wed, 14 Feb 2018 17:34:38 +0100
Subject: mvebu: unify boot.scr creation

Unify boot.scr generation so Makefile for device image generation won't
grow without a reason. Also make boot-scr step optional.

Signed-off-by: Tomasz Maciej Nowak <tomek_n@o2.pl>
---
 .../image/armada-388-clearfog-base.bootscript      | 27 ++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 target/linux/mvebu/image/armada-388-clearfog-base.bootscript

(limited to 'target/linux/mvebu/image/armada-388-clearfog-base.bootscript')

diff --git a/target/linux/mvebu/image/armada-388-clearfog-base.bootscript b/target/linux/mvebu/image/armada-388-clearfog-base.bootscript
new file mode 100644
index 0000000..1755203
--- /dev/null
+++ b/target/linux/mvebu/image/armada-388-clearfog-base.bootscript
@@ -0,0 +1,27 @@
+# Standard Boot-Script
+# use only well-known variable names provided by U-Boot Distro boot
+# This script assumes that there is a boot partition,
+# and that the root partition is always the next one.
+
+# Override DeviceTree for Clearfog Base
+# removed once U-Boot is able to detect the board variant.
+setenv fdtfile armada-388-clearfog-base.dtb
+
+# rootfs is always on the next partition
+setexpr openwrt_rootpart ${distro_bootpart} + 1
+
+# figure out partition uuid to pass to the kernel as root=
+part uuid ${devtype} ${devnum}:${openwrt_rootpart} uuid
+
+# generate bootargs (rootfs)
+setenv bootargs ${bootargs} root=PARTUUID=${uuid} rootfstype=auto rootwait
+
+# add console= option to bootargs, if any
+if test -n "${console}"; then
+	setenv bootargs ${bootargs} console=${console}
+fi
+
+echo "Booting Linux with ${bootargs}"
+load ${devtype} ${devnum}:${distro_bootpart} ${fdt_addr_r} ${fdtfile}
+load ${devtype} ${devnum}:${distro_bootpart} ${kernel_addr_r} zImage
+bootz ${kernel_addr_r} - ${fdt_addr_r}
-- 
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