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GB Core: Add `frame` command to debugger

This commit is contained in:
Jeffrey Pfau 2016-05-23 19:29:11 -07:00
parent 11f21ecc46
commit 616625a510
2 changed files with 60 additions and 9 deletions
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60
src/gb/cli.c
View File

@ -5,27 +5,69 @@
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "cli.h"
#include "core/core.h"
#include "gb/gb.h"
#include "gb/io.h"
#include "gb/video.h"
#include "lr35902/debugger/cli-debugger.h"
#ifdef USE_CLI_DEBUGGER
static void _GBCLIDebuggerInit(struct CLIDebuggerSystem*);
static bool _GBCLIDebuggerCustom(struct CLIDebuggerSystem*);
static void _frame(struct CLIDebugger*, struct CLIDebugVector*);
struct CLIDebuggerCommandSummary _GBCLIDebuggerCommands[] = {
{ "frame", _frame, 0, "Frame advance" },
{ 0, 0, 0, 0 }
};
struct CLIDebuggerSystem* GBCLIDebuggerCreate(struct mCore* core) {
UNUSED(core);
struct CLIDebuggerSystem* debugger = malloc(sizeof(struct CLIDebuggerSystem));
LR35902CLIDebuggerCreate(debugger);
debugger->init = NULL;
debugger->deinit = NULL;
debugger->custom = NULL;
debugger->lookupIdentifier = NULL;
struct GBCLIDebugger* debugger = malloc(sizeof(struct GBCLIDebugger));
LR35902CLIDebuggerCreate(&debugger->d);
debugger->d.init = _GBCLIDebuggerInit;
debugger->d.deinit = NULL;
debugger->d.custom = _GBCLIDebuggerCustom;
debugger->d.lookupIdentifier = NULL;
debugger->name = "Game Boy";
debugger->commands = _GBCLIDebuggerCommands;
debugger->d.name = "Game Boy";
debugger->d.commands = _GBCLIDebuggerCommands;
return debugger;
debugger->core = core;
return &debugger->d;
}
static void _GBCLIDebuggerInit(struct CLIDebuggerSystem* debugger) {
struct GBCLIDebugger* gbDebugger = (struct GBCLIDebugger*) debugger;
gbDebugger->frameAdvance = false;
}
static bool _GBCLIDebuggerCustom(struct CLIDebuggerSystem* debugger) {
struct GBCLIDebugger* gbDebugger = (struct GBCLIDebugger*) debugger;
if (gbDebugger->frameAdvance) {
if (!gbDebugger->inVblank && GBRegisterSTATGetMode(((struct GB*) gbDebugger->core->board)->memory.io[REG_STAT]) == 1) {
mDebuggerEnter(&gbDebugger->d.p->d, DEBUGGER_ENTER_MANUAL, 0);
gbDebugger->frameAdvance = false;
return false;
}
gbDebugger->inVblank = GBRegisterSTATGetMode(((struct GB*) gbDebugger->core->board)->memory.io[REG_STAT]) == 1;
return true;
}
return false;
}
static void _frame(struct CLIDebugger* debugger, struct CLIDebugVector* dv) {
UNUSED(dv);
debugger->d.state = DEBUGGER_CUSTOM;
struct GBCLIDebugger* gbDebugger = (struct GBCLIDebugger*) debugger->system;
gbDebugger->frameAdvance = true;
gbDebugger->inVblank = GBRegisterSTATGetMode(((struct GB*) gbDebugger->core->board)->memory.io[REG_STAT]) == 1;
}
#endif

9
src/gb/cli.h
View File

@ -9,6 +9,15 @@
#ifdef USE_CLI_DEBUGGER
#include "debugger/cli-debugger.h"
struct GBCLIDebugger {
struct CLIDebuggerSystem d;
struct mCore* core;
bool frameAdvance;
bool inVblank;
};
struct CLIDebuggerSystem* GBCLIDebuggerCreate(struct mCore*);
#endif