From fd21fbcc9518031fd6043ffc97513437ee8153df Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?King=20K=C3=A9vin?= <kingkevin@cuvoodoo.info>
Date: Fri, 13 Dec 2019 14:43:06 +0100
Subject: [PATCH] Rakefile: erase flash before flashing bootlaoder

---
 Rakefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Rakefile b/Rakefile
index 3d56ea7..7743954 100644
--- a/Rakefile
+++ b/Rakefile
@@ -213,7 +213,7 @@ desc "flash bootloader using SWD"
 task :flash_bootloader => BOOTLOADER+".hex" do |t|
   case SWD_ADAPTER
     when "STLINKV2"
-      sh "#{OOCD} --file interface/#{OOCD_INTERFACE}.cfg --file target/#{OOCD_TARGET}.cfg --command 'init' --command 'reset init' --command 'flash write_image erase #{t.source}' --command 'reset' --command 'shutdown'"
+      sh "#{OOCD} --file interface/#{OOCD_INTERFACE}.cfg --file target/#{OOCD_TARGET}.cfg --command 'init' --command 'reset init' --command 'flash erase_sector 0 0 last' --command 'flash write_image erase #{t.source}' --command 'reset' --command 'shutdown'"
     when "BMP"
       sh "#{GDB} --eval-command='target extended-remote #{BMP_PORT}' --eval-command='set confirm off' --eval-command='monitor swdp_scan' --eval-command='attach 1' --eval-command='load' --eval-command='kill' --eval-command='quit' #{t.source}"
   end