1 // (c) Copyright 2007 notaz, All rights reserved.
2 // Free for non-commercial use.
4 // For commercial use, separate licencing terms must be obtained.
12 #include <pspkernel.h>
13 #include <pspiofilemgr.h>
14 #include <pspdisplay.h>
22 #include "../common/lprintf.h"
25 extern int pico_main(void);
29 PSP_MODULE_INFO("PicoDrive", 0, 1, 50);
32 int main() { return pico_main(); } /* just a wrapper */
36 PSP_MODULE_INFO("PicoDrive", 0x1000, 1, 50);
37 PSP_MAIN_THREAD_ATTR(0);
43 /* this is the thing we need the kernel mode for */
44 pspSdkInstallNoDeviceCheckPatch();
46 thid = sceKernelCreateThread("pico_main", (SceKernelThreadEntry) pico_main, 32, 0x2000, PSP_THREAD_ATTR_USER, NULL);
48 sceKernelStartThread(thid, 0, 0);
50 sceKernelExitDeleteThread(0);
52 while (engineState != PGS_Quit)
53 sceKernelDelayThread(1024 * 1024);
61 unsigned int __attribute__((aligned(16))) guCmdList[GU_CMDLIST_SIZE];
63 void *psp_screen = VRAM_FB0;
64 int psp_unhandled_suspend = 0;
66 static int current_screen = 0; /* front bufer */
68 static SceUID main_thread_id = -1;
70 #define ANALOG_DEADZONE 80
73 static int exit_callback(int arg1, int arg2, void *common)
80 static int power_callback(int unknown, int pwrflags, void *common)
82 static int old_state = PGS_Menu;
85 lprintf("power_callback: flags: 0x%08X\n", pwrflags);
87 /* check for power switch and suspending as one is manual and the other automatic */
88 if (pwrflags & PSP_POWER_CB_POWER_SWITCH || pwrflags & PSP_POWER_CB_SUSPENDING || pwrflags & PSP_POWER_CB_STANDBY)
90 if (engineState != PGS_Suspending && engineState != PGS_SuspendAck) {
91 old_state = engineState;
92 engineState = PGS_Suspending;
94 for (i = 0; i < 10 && engineState != PGS_SuspendAck; i++)
95 sceKernelDelayThread(100*1024);
98 else if (pwrflags & PSP_POWER_CB_RESUME_COMPLETE)
100 engineState = old_state;
101 psp_unhandled_suspend = 1;
104 //sceDisplayWaitVblankStart();
108 /* Callback thread */
109 static int callback_thread(SceSize args, void *argp)
113 lprintf("callback_thread started with id %08x, priority %i\n",
114 sceKernelGetThreadId(), sceKernelGetThreadCurrentPriority());
116 cbid = sceKernelCreateCallback("Exit Callback", exit_callback, NULL);
117 sceKernelRegisterExitCallback(cbid);
118 cbid = sceKernelCreateCallback("Power Callback", power_callback, NULL);
119 scePowerRegisterCallback(0, cbid);
121 sceKernelSleepThreadCB();
131 /* fw 1.5 sometimes returns 8002032c, although getcwd works */
132 r = getcwd(buff, sizeof(buff));
133 if (r) sceIoChdir(buff);
135 main_thread_id = sceKernelGetThreadId();
137 lprintf("\n%s\n", "PicoDrive v" VERSION " " __DATE__ " " __TIME__);
138 lprintf("running on %08x kernel\n", sceKernelDevkitVersion()),
139 lprintf("entered psp_init, threadId %08x, priority %i\n", main_thread_id,
140 sceKernelGetThreadCurrentPriority());
142 thid = sceKernelCreateThread("update_thread", callback_thread, 0x11, 0xFA0, 0, NULL);
145 sceKernelStartThread(thid, 0, 0);
149 sceDisplaySetMode(0, 480, 272);
150 sceDisplaySetFrameBuf(VRAM_FB1, 512, PSP_DISPLAY_PIXEL_FORMAT_565, PSP_DISPLAY_SETBUF_NEXTFRAME);
152 psp_screen = VRAM_FB0;
157 sceGuStart(GU_DIRECT, guCmdList);
158 sceGuDrawBuffer(GU_PSM_5650, (void *)VRAMOFFS_FB0, 512);
159 sceGuDispBuffer(480, 272, (void *)VRAMOFFS_FB1, 512); // don't care
160 sceGuClear(GU_COLOR_BUFFER_BIT | GU_DEPTH_BUFFER_BIT);
161 sceGuDepthBuffer((void *)VRAMOFFS_DEPTH, 512);
162 sceGuOffset(2048 - (480 / 2), 2048 - (272 / 2));
163 sceGuViewport(2048, 2048, 480, 272);
164 sceGuDepthRange(0xc350, 0x2710);
165 sceGuScissor(0, 0, 480, 272);
166 sceGuEnable(GU_SCISSOR_TEST);
168 sceGuDepthMask(0xffff);
169 sceGuDisable(GU_DEPTH_TEST);
171 sceGuFrontFace(GU_CW);
172 sceGuEnable(GU_TEXTURE_2D);
173 sceGuTexFunc(GU_TFX_REPLACE, GU_TCC_RGB);
174 sceGuAmbientColor(0xffffffff);
175 sceGuColor(0xffffffff);
179 sceDisplayWaitVblankStart();
180 sceGuDisplay(GU_TRUE);
184 sceCtrlSetSamplingCycle(0);
185 sceCtrlSetSamplingMode(PSP_CTRL_MODE_ANALOG);
188 void psp_finish(void)
190 lprintf("psp_finish..\n");
193 //sceKernelSleepThread();
197 void psp_video_flip(int wait_vsync)
199 if (wait_vsync) sceDisplayWaitVblankStart();
200 sceDisplaySetFrameBuf(psp_screen, 512, PSP_DISPLAY_PIXEL_FORMAT_565,
201 wait_vsync ? PSP_DISPLAY_SETBUF_IMMEDIATE : PSP_DISPLAY_SETBUF_NEXTFRAME);
203 psp_screen = current_screen ? VRAM_FB0 : VRAM_FB1;
206 void *psp_video_get_active_fb(void)
208 return current_screen ? VRAM_FB1 : VRAM_FB0;
211 void psp_video_switch_to_single(void)
213 psp_screen = VRAM_FB0;
214 sceDisplaySetFrameBuf(psp_screen, 512, PSP_DISPLAY_PIXEL_FORMAT_565, PSP_DISPLAY_SETBUF_NEXTFRAME);
218 void psp_msleep(int ms)
220 sceKernelDelayThread(ms * 1000);
223 unsigned int psp_pad_read(int blocking)
225 unsigned int buttons;
228 sceCtrlReadBufferPositive(&pad, 1);
229 else sceCtrlPeekBufferPositive(&pad, 1);
230 buttons = pad.Buttons;
233 buttons &= ~(BTN_NUB_UP|BTN_NUB_DOWN|BTN_NUB_LEFT|BTN_NUB_RIGHT);
234 if (pad.Lx < 128 - ANALOG_DEADZONE) buttons |= BTN_NUB_LEFT;
235 if (pad.Lx > 128 + ANALOG_DEADZONE) buttons |= BTN_NUB_RIGHT;
236 if (pad.Ly < 128 - ANALOG_DEADZONE) buttons |= BTN_NUB_UP;
237 if (pad.Ly > 128 + ANALOG_DEADZONE) buttons |= BTN_NUB_DOWN;
242 int psp_get_cpu_clock(void)
244 return scePowerGetCpuClockFrequencyInt();
247 int psp_set_cpu_clock(int clock)
249 int ret = scePowerSetClockFrequency(clock, clock, clock/2);
250 if (ret != 0) lprintf("failed to set clock: %i\n", ret);
255 char *psp_get_status_line(void)
257 static char buff[64];
258 int ret, bat_percent, bat_time;
261 ret = sceRtcGetCurrentClockLocalTime(&time);
262 bat_percent = scePowerGetBatteryLifePercent();
263 bat_time = scePowerGetBatteryLifeTime();
264 if (ret < 0 || bat_percent < 0 || bat_time < 0) return NULL;
266 snprintf(buff, sizeof(buff), "%02i:%02i bat: %3i%%", time.hour, time.minutes, bat_percent);
267 if (!scePowerIsPowerOnline())
268 snprintf(buff+strlen(buff), sizeof(buff)-strlen(buff), " (%i:%02i)", bat_time/60, bat_time%60);
272 void psp_wait_suspend(void)
274 // probably should do something smarter here?
275 sceDisplayWaitVblankStart();
278 void psp_resume_suspend(void)
280 // for some reason file IO doesn't seem to work
281 // after resume for some period of time, at least on 1.5
284 for (i = 0; i < 30; i++) {
285 fd = sceIoOpen("EBOOT.PBP", PSP_O_RDONLY, 0777);
287 sceKernelDelayThread(100 * 1024);
289 if (fd >= 0) sceIoClose(fd);
290 sceDisplayWaitVblankStart();
291 psp_unhandled_suspend = 0;
293 lprintf("io resumed after %i tries\n", i);
295 lprintf("io resume failed with %08x\n", fd);
296 sceKernelDelayThread(500 * 1024);
301 #define LOG_FILE "log.txt"
303 #ifndef LPRINTF_STDIO
304 typedef struct _log_entry
307 struct _log_entry *next;
310 static log_entry *le_root = NULL;
313 /* strange: if this function leaks memory (before psp_init() call?),
314 * resume after suspend breaks on 3.90 */
315 void lprintf(const char *fmt, ...)
324 static SceUID logfd = -1;
325 static int msg_count = 0;
329 if (logfd == -2) return; // disabled
332 vsnprintf(buff, sizeof(buff), fmt, vl);
335 // note: this is still unsafe code
336 if (main_thread_id != sceKernelGetThreadId())
338 le = malloc(sizeof(*le));
339 if (le == NULL) return;
341 strcpy(le->buff, buff);
342 if (le_root == NULL) le_root = le;
344 for (le1 = le_root; le1->next != NULL; le1 = le1->next);
350 logfd = sceIoOpen(LOG_FILE, PSP_O_WRONLY|PSP_O_APPEND, 0777);
352 if (msg_count == 0) logfd = -2;
360 sceKernelDelayThread(1000);
361 while (le1 != NULL) {
364 sceIoWrite(logfd, le->buff, strlen(le->buff));
370 sceIoWrite(logfd, buff, strlen(buff));
373 // make sure it gets flushed