serial_irq: Support side channel for entering bootloader

Add a mechanism to request the bootloader when using serial input. Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2022-09-01 21:28:59 -04:00
parent ba38897a35
commit 84ec2813ab
4 changed files with 7 additions and 0 deletions
--- a/src/Kconfig
+++ b/src/Kconfig
@@ -44,6 +44,8 @@ source "src/simulator/Kconfig"
 # Generic configuration options for serial ports
 config SERIAL
    bool
+config SERIAL_BOOTLOADER_SIDECHANNEL
+    bool
 config SERIAL_BAUD
    depends on SERIAL
    int "Baud rate for serial port" if LOW_LEVEL_OPTIONS