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FRONTPANEL: Added better protocol debug support to debug simulator startup issues

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This commit is contained in:
Mark Pizzolato
2015-02-26 11:28:08 -08:00
parent df6953bf82
commit 71fe58b33a
4 changed files with 135 additions and 64 deletions
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29
frontpanel/FrontPanelTest.c
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@@ -58,12 +58,23 @@ const char *sim_config =
/* Registers visible on the Front Panel */
unsigned int PC, SP, FP, AP, R0, R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11;
int update_display = 1;
static void
DisplayCallback (PANEL *panel, unsigned long long simulation_time, void *context)
{
update_display = 1;
}
static void
DisplayRegisters (PANEL *panel)
{
char buf1[100], buf2[100], buf3[100];
static const char *states[] = {"Halt", "Run "};
if (!update_display)
return;
update_display = 0;
buf1[sizeof(buf1)-1] = buf2[sizeof(buf2)-1] = buf3[sizeof(buf3)-1] = 0;
sprintf (buf1, "%s PC: %08X SP: %08X AP: %08X FP: %08X\r\n", states[sim_panel_get_state (panel)], PC, SP, AP, FP);
sprintf (buf2, "R0:%08X R1:%08X R2:%08X R3:%08X R4:%08X R5:%08X\r\n", R0, R1, R2, R3, R4, R5);
@@ -133,8 +144,8 @@ if ((argc > 1) && ((!strcmp("-d", argv[1])) || (!strcmp("-D", argv[1])) || (!str
if ((f = fopen (sim_config, "w"))) {
if (debug) {
fprintf (f, "set verbose\n");
fprintf (f, "set debug -n -a simulator.dbg\n");
fprintf (f, "set log debug\n");
fprintf (f, "set log simulator.dbg\n");
fprintf (f, "set debug -n -a log\n");
fprintf (f, "set cpu conhalt\n");
fprintf (f, "set remote telnet=2226\n");
fprintf (f, "set rem-con debug=XMT;RCV\n");
@@ -149,7 +160,7 @@ if ((f = fopen (sim_config, "w"))) {
fprintf (f, "set env PATH=%%PATH%%;%%ProgramFiles%%\\PuTTY;%%ProgramFiles(x86)%%\\PuTTY\n");
fprintf (f, "! start PuTTY telnet://localhost:1927\n");
#elif defined(__linux) || defined(__linux__)
fprintf (f, "! xterm -e 'telnet localhost 1927' &\n");
fprintf (f, "! nohup xterm -e 'telnet localhost 1927' &\n");
#elif defined(__APPLE__)
fprintf (f, "! osascript -e 'tell application \"Terminal\" to do script \"telnet localhost 1927; exit\"'\n");
#endif
@@ -158,9 +169,10 @@ if ((f = fopen (sim_config, "w"))) {
InitDisplay();
signal (SIGINT, halt_handler);
panel = sim_panel_start_simulator (sim_path,
sim_config,
2);
panel = sim_panel_start_simulator_debug (sim_path,
sim_config,
2,
debug? "frontpanel.dbg" : NULL);
if (!panel) {
printf ("Error starting simulator: %s\n", sim_panel_get_error());
@@ -168,7 +180,6 @@ if (!panel) {
}
if (debug) {
sim_panel_set_debug_file (panel, "frontpanel.dbg");
sim_panel_set_debug_mode (panel, DBG_XMT|DBG_RCV);
}
@@ -251,7 +262,6 @@ if (sim_panel_get_registers (panel, NULL)) {
printf ("Error getting register data: %s\n", sim_panel_get_error());
goto Done;
}
DisplayCallback (panel, 0ll, NULL);
if (sim_panel_set_display_callback (panel, &DisplayCallback, NULL, 5)) {
printf ("Error setting automatic display callback: %s\n", sim_panel_get_error());
goto Done;
@@ -265,6 +275,7 @@ while (1) {
char cmd[512];
while (sim_panel_get_state (panel) == Halt) {
DisplayRegisters (panel);
printf ("SIM> ");
if (!fgets (cmd, sizeof(cmd)-1, stdin))
break;
@@ -295,6 +306,8 @@ while (1) {
}
while (sim_panel_get_state (panel) == Run) {
usleep (100);
if (update_display)
DisplayRegisters(panel);
if (halt_cpu) {
halt_cpu = 0;
sim_panel_exec_halt (panel);