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mediatek: mt7623: increase flexibility of finding recovery partition

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I'm about to change the layout of the images for UniElec U7623 so make it
find the recovery partition based on which the root partition is too.

Signed-off-by: David Woodhouse <dwmw2@infradead.org>
This commit is contained in:
David Woodhouse 2020-07-20 16:25:49 +01:00 committed by Chuanhong Guo
parent ad295e0ee8
commit 7a1eaa446b
1 changed files with 14 additions and 8 deletions
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22
target/linux/mediatek/mt7623/base-files/lib/preinit/07_set_iface_mac
View File

@ -42,16 +42,22 @@ preinit_set_mac_address() {
local rootpart
case $(board_name) in
bananapi,bpi-r2)
bananapi,bpi-r2|\
unielec,u7623-02-emmc-512m)
rootpart=$(cat /proc/cmdline)
rootpart="${rootpart##*root=}"
rootpart="${rootpart%%p3 *}"
if [ "$rootpart" = "/dev/mmcblk0" -o "$rootpart" = "/dev/mmcblk1" ]; then
set_recovery_mac_address ${rootpart}p2
fi
;;
unielec,u7623-02-emmc-512m)
set_recovery_mac_address /dev/mmcblk0p1
rootpart="${rootpart%% *}"
case $rootpart in
/dev/mmcblk0p2) # Legacy U7623 image
set_recovery_mac_address /dev/mmcblk0p1
;;
/dev/mmcblk0p3) # U7623 or Banana Pi R2 eMMC
set_recovery_mac_address /dev/mmcblk0p2
;;
/dev/mmcblk1p3) # Banana Pi R2 SD
set_recovery_mac_address /dev/mmcblk1p2
;;
esac
;;
esac
}