1 files changed, 17 insertions, 0 deletions
diff --git a/gdb-start b/gdb-start
index ead4d9b..5b63c73 100644
--- a/gdb-start
+++ b/gdb-start
@@ -45,4 +45,21 @@ define flash_serial2
     hbreak halt
 end
 
+define flash_os1
+    shell cd build && make os1.elf
+
+    monitor arm semihosting enable
+    monitor reset halt
+
+    set confirm off
+    file build/os1.elf
+    load build/os1.elf
+    set confirm on
+
+    set $r0=0, $r1=-1, $r2=-2, $r3=-3, $r4=-4, $r5=-5, $r6=-6, $r7=-7, $r8=-8, $r9=-9, $r10=-10, $r11=-11, $r12=-12
+    monitor stm32f1x.cpu mwb 0x20000000 0x5a 20480
+
+    echo Run this if first run:\n  hbreak halt\n  hbreak job1\n  hbreak PendSV_Handler\n
+end
+
 monitor reset halt