[project][qemu] Increase debug information on failure

If a test fails or a timeout triggers:
- Dump serial console if not already enabled
- Start gdb server and wait if not already started
- Dump registers

Bug: 132182705
Change-Id: Ieeb6012b9388f15d0b54ce536351db1c5e3e6723
1 file changed
tree: f00170d8e675e60059512f8aa966ed5b85295010
  1. .clang-format
  2. LICENSE
  3. PREUPLOAD.cfg
  4. project/