[gdb] Allow CPU architectures to omit support for GDB

Move the <gdbmach.h> file to <bits/gdbmach.h>, and provide a common
dummy implementation for all architectures that have not yet
implemented support for GDB.

Signed-off-by: Michael Brown <mcb30@ipxe.org>
8 files changed
tree: b99584c83a74fbeb298c1ff4c13e2c89f5eaf41c
  1. .github/
  2. contrib/
  3. src/
  4. COPYING
  5. COPYING.GPLv2
  6. COPYING.UBDL
  7. README