Don't lock up CPU if performing a read with writes configured when in PBC mode. Allow access to VDP debug commands from Z80 debugger in PBC mode. Handle Mode 4 in VDP debug print functions

1 files changed, 6 insertions, 1 deletions

diff --git a/debug.c b/debug.c
index 4c7dcd9..d114531 100644
--- a/debug.c
+++ b/debug.c
@@ -523,7 +523,12 @@ z80_context * zdebugger(z80_context * context, uint16_t address)
 				break;
 			}
 			default:
-				fprintf(stderr, "Unrecognized debugger command %s\n", input_buf);
+				if (
+					!context->options->gen.debug_cmd_handler
+					|| !context->options->gen.debug_cmd_handler(&system->header, input_buf)
+				) {
+					fprintf(stderr, "Unrecognized debugger command %s\n", input_buf);
+				}
 				break;
 		}
 	}