gdb_hostio: Expect other-than immediate F-reply packets from GDB

blackmagic-debug · Nov 21, 2023 · cfc6a42 · cfc6a42
1 parent fac5c92
commit cfc6a42
Showing 1 changed file with 9 additions and 2 deletions.
diff --git a/src/gdb_hostio.c b/src/gdb_hostio.c
@@ -73,8 +73,15 @@ int hostio_reply(target_controller_s *const tc, char *const pbuf, const int len)
 static int hostio_get_response(target_controller_s *const tc)
 {
 	char *const packet_buffer = gdb_packet_buffer();
-	const size_t size = gdb_getpacket(packet_buffer, GDB_PACKET_BUFFER_SIZE);
-	return gdb_main_loop(tc, packet_buffer, GDB_PACKET_BUFFER_SIZE, size, true);
+	/* Still have to service normal 'X'/'m'-packets */
+	while (true) {
+		/* Get back the next packet to process and have the main loop handle it */
+		const size_t size = gdb_getpacket(packet_buffer, GDB_PACKET_BUFFER_SIZE);
+		const int result = gdb_main_loop(tc, packet_buffer, GDB_PACKET_BUFFER_SIZE, size, true);
+		/* If this was an F-packet, we're done */
+		if (packet_buffer[0] == 'F')
+			return result;
+	}
 }
 
 /* Interface to host system calls */