Re: [Qemu-devel] [PATCH v6 11/16] gdbstub: add support for extended mode packet

[Alistair Francis]

On 15/11/2018 1:42 am, Luc Michel wrote:

Add support for the '!' extended mode packet. This is required for the
multiprocess extension.

Signed-off-by: Luc Michel <luc.mic...@greensocs.com>

Acked-by: Alistair Francis <alistair.fran...@wdc.com>

Alistair

---
  gdbstub.c | 3 +++
  1 file changed, 3 insertions(+)

diff --git a/gdbstub.c b/gdbstub.c
index eec1cf0d09..ada53ac559 100644
--- a/gdbstub.c
+++ b/gdbstub.c
@@ -1294,10 +1294,13 @@ static int gdb_handle_packet(GDBState *s, const char 
*line_buf)
      trace_gdbstub_io_command(line_buf);

p = line_buf;

      ch = *p++;
      switch(ch) {
+    case '!':
+        put_packet(s, "OK");
+        break;
      case '?':
          /* TODO: Make this return the correct value for user-mode.  */
          snprintf(buf, sizeof(buf), "T%02xthread:%s;", GDB_SIGNAL_TRAP,
                   gdb_fmt_thread_id(s, s->c_cpu, thread_id, 
sizeof(thread_id)));
          put_packet(s, buf);