Fix updatekernel script

bin/updatekernel-on-emmc

@@ -42,9 +42,16 @@ function extractModules {
 
 sudo apt install vboot-kernel-utils cgpt -y
 
-export USB=$(mount | sed -n 's|^\(.*\) on / .*|\1|p')
+export USB_ROOTFS=$(mount | sed -n 's|^\(.*\) on / .*|\1|p')
+export USB=$(lsblk -no pkname $USB_ROOTFS)
 printq "Using $USB to update the kernel and its modules"
 
+if [[ $USB == *"/dev/sd"* ]]; then
+  export USB_KERNEL="${USB}1"
+else
+  export USB_KERNEL="${USB}p1"
+fi
+
 cd ~/linux-build || { mkdir ~/linux-build; cd ~/linux-build; }
 
 # Download kernel commandline
@@ -71,7 +78,7 @@ futility vbutil_kernel \
     --pack bzImage.signed
 
 # Flash kernel
-sudo dd if=bzImage.signed of=${USB1}
+sudo dd if=bzImage.signed of=$USB_KERNEL
 
 # Extract modules
 sudo rm -rf ~/linux-build/modules/lib/modules/*

docs/README.md

@@ -129,10 +129,10 @@ Reboot, and with the USB plugged in, press <kbd>CTRL</kbd> <kbd>U</kbd> instead
 
 ### Audio
 
-If your device is one of the devices on the above list, you can enable audio.
-
 Once booted into Breath run the command depending on your device's board:
 
+**Connect to Wifi on your Chromebook!**
+
 - `NAMI`: `setup-audio`
 - `BLOOG` or `BLOOGLET`: `setup-audio` and then `sof-setup-audio`
 - All Apollo Lake Devices (`CORAL` and `REEF`): `apl-sof-setup-audio`