bootloader: Sanitize global interrupt handling.

[gps-watch.git] / src / bootloader / main.rs

diff --git a/src/bootloader/main.rs b/src/bootloader/main.rs
index ca459fdc2eccf1c406b52b6423e8d40aab307be9..afd28dc994ca0794e33eb7f8d62d69dfda88d7db 100644 (file)
--- a/src/bootloader/main.rs
+++ b/src/bootloader/main.rs
@@ -40,6 +40,9 @@ use common::usb_serial;
 type Reg32 = register::Register<u32>;
 
 extern {
+    fn enable_interrupts();
+    fn disable_interrupts();
+
     fn jump_to_application(address: u32);
 }
 
@@ -84,6 +87,8 @@ pub unsafe extern fn main() {
     port::set_af(port::PORTE, 24, 1);
     port::set_pull(port::PORTE, 24, port::Pull::Up);
 
+    enable_interrupts();
+
     if application_missing() || bootloader_requested() {
         usb_serial::init(0xf055, USB_PID);
 
@@ -95,5 +100,7 @@ pub unsafe extern fn main() {
         usb_serial::shutdown();
     }
 
+    disable_interrupts();
+
     jump_to_application(APPLICATION_ADDR);
 }