From 788d02a3caf0f14f3c84ff6ae7e2a2fff302e91b Mon Sep 17 00:00:00 2001
From: Keith Packard <keithp@keithp.com>
Date: Fri, 16 Mar 2018 14:51:22 -0700
Subject: [PATCH] ao-bringup: Check for Loader USB id before attempting
 dfu-util

This lets me restart the turnon process after the boot loader has been
flashed.

Signed-off-by: Keith Packard <keithp@keithp.com>
---
 ao-bringup/turnon_easymini | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/ao-bringup/turnon_easymini b/ao-bringup/turnon_easymini
index 7db72665..3bef3145 100755
--- a/ao-bringup/turnon_easymini
+++ b/ao-bringup/turnon_easymini
@@ -52,11 +52,13 @@ ALTOS_FILE=~/altusmetrumllc/Binaries/easymini-v2.0-*.elf
 #FLASH_FILE=../src/$BASE-v$VERSION/flash-loader/$BASE-v$VERSION-altos-flash-*.elf
 #ALTOS_FILE=../src/$BASE-v$VERSION/*.ihx
 
-echo $DFU_UTIL -a 0 -s 0x08000000:leave -D $FLASH_FILE
+if lsusb -d 0483:df11 | grep -q STM; then
+    echo $DFU_UTIL -v -v -R -a 0 -s 0x08000000:leave -D $FLASH_FILE
 
-$DFU_UTIL -a 0 -s 0x08000000:leave -D $FLASH_FILE || exit 1
+    $DFU_UTIL -a 0 -s 0x08000000:leave -D $FLASH_FILE
 
-sleep 2
+    sleep 2
+fi
 
 echo $USBLOAD $ALTOS_FILE
 
-- 
2.30.2