From 1c66e4927725f870569108403c9a9210ea134e83 Mon Sep 17 00:00:00 2001
From: Hal Emmerich <hal@halemmerich.com>
Date: Fri, 19 Jun 2020 16:35:45 -0500
Subject: [PATCH] remove dependency on blank_kernel.img

---
 scripts/InstallScripts/FlashKernelPart.sh | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/scripts/InstallScripts/FlashKernelPart.sh b/scripts/InstallScripts/FlashKernelPart.sh
index aabfd0b..277f766 100755
--- a/scripts/InstallScripts/FlashKernelPart.sh
+++ b/scripts/InstallScripts/FlashKernelPart.sh
@@ -23,9 +23,6 @@
 # eMMC device name
 emmc_devname=mmcblk2
 #
-# Blank kernel image
-blnk=./blank_kernel
-#
 # Actual kernel image (.kpart)
 kimg=./vmlinux.kpart
 #
@@ -134,7 +131,10 @@ read ans
        die "Aborted by user. Kernel untouched." 1
 
 # put the kernel in the kernel partition
-dd if="$blnk" of="$kpart" conv=notrunc ||
+#blank the kernel partition first, with 32MiB of zeros
+kernel_size=65536
+block_size=512
+dd if=/dev/zero of="$kpart" conv=notrunc bs=512 count=$kernel_size ||
     die "FAILED to flash blank kernel on $kpart!" 255
 
 dd if="$kimg" of="$kpart" conv=notrunc ||