Split QEMU run, automate GDB debugging

rungdb

@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+if [ "$#" -gt 0 ]; then
+  brk="-ex 'break $1'"
+else
+  brk=""
+fi
+cd buildroot/output/build/linux-*.*.*/
+cmd="gdb \
+  -ex 'add-auto-load-safe-path $(pwd)' \
+  -ex 'file vmlinux' \
+  -ex 'set arch i386:x86-64:intel' \
+  -ex 'target remote localhost:1234' \
+  $brk \
+  -ex 'continue' \
+  -ex 'disconnect' \
+  -ex 'set arch i386:x86-64' \
+  -ex 'target remote localhost:1234'
+"
+echo "$cmd"
+eval "$cmd"