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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
// Disable printf override in common/forbidden.h to avoid
// clashes with pspdebug.h from the PSP SDK.
// That header file uses
// __attribute__((format(printf,1,2)));
// which gets messed up by our override mechanism; this could
// be avoided by either changing the PSP SDK to use the equally
// legal and valid
// __attribute__((format(__printf__,1,2)));
// or by refining our printf override to use a varadic macro
// (which then wouldn't be portable, though).
// Anyway, for now we just disable the printf override globally
// for the PSP port
#define FORBIDDEN_SYMBOL_EXCEPTION_printf
#define USERSPACE_ONLY //don't use kernel mode features
#ifndef USERSPACE_ONLY
#include <pspkernel.h>
#include <pspdebug.h>
#else
#include <pspuser.h>
#endif
#include <psppower.h>
#include <common/system.h>
#include <engines/engine.h>
#include <base/main.h>
#include <base/plugins.h>
#include "backends/platform/psp/powerman.h"
#include "backends/platform/psp/thread.h"
#include "backends/plugins/psp/psp-provider.h"
#include "backends/platform/psp/psppixelformat.h"
#include "backends/platform/psp/osys_psp.h"
#include "backends/platform/psp/tests.h" /* for unit/speed tests */
#include "backends/platform/psp/trace.h"
#ifdef ENABLE_PROFILING
#include <pspprof.h>
#endif
/**
* Define the module info section
*
* 2nd arg must 0x1000 so __init is executed in
* kernelmode for our loaderInit function
*/
#ifndef USERSPACE_ONLY
PSP_MODULE_INFO("SCUMMVM-PSP", 0x1000, 1, 1);
#else
PSP_MODULE_INFO("SCUMMVM-PSP", 0, 1, 1);
#endif
/**
* THREAD_ATTR_USER causes the thread that the startup
* code (crt0.c) starts this program in to be in usermode
* even though the module was started in kernelmode
*/
PSP_MAIN_THREAD_ATTR(THREAD_ATTR_USER | THREAD_ATTR_VFPU);
PSP_HEAP_SIZE_KB(-128); //Leave 128kb for thread stacks, etc.
#ifndef USERSPACE_ONLY
void MyExceptionHandler(PspDebugRegBlock *regs) {
/* Do normal initial dump, setup screen etc */
pspDebugScreenInit();
pspDebugScreenSetBackColor(0x00FF0000);
pspDebugScreenSetTextColor(0xFFFFFFFF);
pspDebugScreenClear();
pspDebugScreenPrintf("Exception Details:\n");
pspDebugDumpException(regs);
while (1) ;
}
/**
* Function that is called from _init in kernelmode before the
* main thread is started in usermode.
*/
__attribute__((constructor))
void loaderInit() {
pspKernelSetKernelPC();
pspDebugInstallErrorHandler(MyExceptionHandler);
}
#endif
/* Exit callback */
int exit_callback(void) {
#ifdef ENABLE_PROFILING
gprof_cleanup();
#endif
sceKernelExitGame();
return 0;
}
/* Function for handling suspend/resume */
int power_callback(int , int powerinfo, void *) {
if (powerinfo & PSP_POWER_CB_POWER_SWITCH || powerinfo & PSP_POWER_CB_SUSPENDING) {
PowerMan.suspend();
} else if (powerinfo & PSP_POWER_CB_RESUME_COMPLETE) {
PowerMan.resume();
}
return 0;
}
/* Callback thread */
int CallbackThread(SceSize /*size*/, void *arg) {
int cbid;
cbid = sceKernelCreateCallback("Exit Callback", (SceKernelCallbackFunction)exit_callback, NULL);
sceKernelRegisterExitCallback(cbid);
/* Set up callbacks for PSPIoStream */
cbid = sceKernelCreateCallback("Power Callback", (SceKernelCallbackFunction)power_callback, 0);
if (cbid >= 0) {
if (scePowerRegisterCallback(-1, cbid) < 0) {
PSP_ERROR("Couldn't register callback for power_callback\n");
}
} else {
PSP_ERROR("Couldn't create a callback for power_callback\n");
}
sceKernelSleepThreadCB();
return 0;
}
/* Sets up the callback thread and returns its thread id */
int SetupCallbacks(void) {
int thid = sceKernelCreateThread("power_thread", CallbackThread, PRIORITY_POWER_THREAD, STACK_POWER_THREAD, THREAD_ATTR_USER, 0);
if (thid >= 0) {
sceKernelStartThread(thid, 0, 0);
}
return thid;
}
#undef main
int main(void) {
//change clock rate to 333mhz
scePowerSetClockFrequency(333, 333, 166);
PowerManager::instance(); // Setup power manager
SetupCallbacks();
static const char *argv[] = { "scummvm", NULL };
static int argc = sizeof(argv) / sizeof(char *) - 1;
g_system = new OSystem_PSP();
assert(g_system);
#ifdef DYNAMIC_MODULES
PluginManager::instance().addPluginProvider(new PSPPluginProvider());
#endif
/* unit/speed tests */
#if defined(PSP_ENABLE_UNIT_TESTS) || defined(PSP_ENABLE_SPEED_TESTS)
PSP_INFO_PRINT("running tests\n");
psp_tests();
sceKernelSleepThread(); // that's it. That's all we're doing
#endif
int res = scummvm_main(argc, argv);
g_system->quit(); // TODO: Consider removing / replacing this!
PowerManager::destroy(); // get rid of PowerManager
sceKernelSleepThread();
return res;
}
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