From 70806018a896847b9e3271ba889b683edecc7594 Mon Sep 17 00:00:00 2001
From: schneider <schneider@blinkenlichts.net>
Date: Mon, 19 Aug 2019 23:46:10 +0200
Subject: [PATCH] feat(bootloader): Drop into MSC if no filesystem is available
---
bootloader/main.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/bootloader/main.c b/bootloader/main.c
index 4dd573775..5b99e5362 100644
--- a/bootloader/main.c
+++ b/bootloader/main.c
@@ -288,6 +288,13 @@ int main(void)
}
}
+ /* Get the intital SP of the firmware. If it is 0xFFFFFFFF, no image has been
+ * flashed yet. Drop into MSC for initial flashing. */
+ if (*((uint32_t *)PARTITION_START) == 0xFFFFFFFF) {
+ printf("No valid image in flash\n");
+ msc();
+ }
+
printf("Trying to boot\n");
boot((uintptr_t *)PARTITION_START);
--
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