new gdb commands kill, detach and monitor

monitor parser engine supports reset and halt

diff --git a/simavr/sim/sim_gdb.c b/simavr/sim/sim_gdb.c
index be0320a..906d1ae 100644 (file)
--- a/simavr/sim/sim_gdb.c
+++ b/simavr/sim/sim_gdb.c
@@ -348,6 +348,32 @@ gdb_handle_command(
                                        // By sending back nothing, the debugger knows it has read
                                        // all available registers.
                                }
+                       } else if (strncmp(cmd, "Rcmd", 4) == 0) { // monitor command
+                               char * args = strchr(cmd, ',');
+                               if (args != NULL)
+                               {
+                                       args++;
+                                       while(args != 0x00) {
+                                               printf("%s",args);
+                                               if (strncmp(args, "7265736574", 10) == 0) { // reset matched
+                                                       avr->state = cpu_StepDone;
+                                                       avr_reset(avr);
+                                                       args += 10;
+                                                       printf("Reset\n"); // Remove
+                                               } else if (strncmp(args, "68616c74", 8) == 0) { // halt matched
+                                                       avr->state = cpu_Stopped;
+                                                       args += 8;
+                                                       printf("Halting\n"); // Remove
+                                               } else if (strncmp(args, "20", 2) == 0) { // space matched
+                                                       args += 2;
+                                                       printf("Space\n"); // Remove
+                                               }
+                                               else{ // no match - end
+                                                       break;
+                                               }
+                                       }
+                               }
+                               gdb_send_reply(g, "OK");
                        }
                        gdb_send_reply(g, "");
                        break;
@@ -496,6 +522,12 @@ gdb_handle_command(
                                        break;
                        }
                }       break;
+               case 'K':       // kill
+               case 'D': {     // detach
+                       avr->state = cpu_Done;
+                       gdb_send_reply(g, "OK");
+                       printf("Halted\n"); // Remove
+               }       break;
                default:
                        gdb_send_reply(g, "");
                        break;