1 // (c) Copyright 2007 notaz, All rights reserved.
2 // Free for non-commercial use.
4 // For commercial use, separate licencing terms must be obtained.
11 #include <pspkernel.h>
12 #include <pspiofilemgr.h>
13 #include <pspdisplay.h>
20 #include "../common/lprintf.h"
22 PSP_MODULE_INFO("PicoDrive", 0, 1, 34);
25 unsigned int __attribute__((aligned(16))) guCmdList[GU_CMDLIST_SIZE];
27 void *psp_screen = VRAM_FB0;
28 static int current_screen = 0; /* front bufer */
30 static SceUID main_thread_id = -1;
32 #define ANALOG_DEADZONE 80
35 static int exit_callback(int arg1, int arg2, void *common)
42 static int power_callback(int unknown, int pwrflags, void *common)
44 /* check for power switch and suspending as one is manual and the other automatic */
45 if (pwrflags & PSP_POWER_CB_POWER_SWITCH || pwrflags & PSP_POWER_CB_SUSPENDING)
47 lprintf("power_callback: flags: 0x%08X: suspending\n", pwrflags);
48 engineState = PGS_Menu;
50 sceDisplayWaitVblankStart();
55 static int callback_thread(SceSize args, void *argp)
59 lprintf("callback_thread started with id %08x, priority %i\n",
60 sceKernelGetThreadId(), sceKernelGetThreadCurrentPriority());
62 cbid = sceKernelCreateCallback("Exit Callback", exit_callback, NULL);
63 sceKernelRegisterExitCallback(cbid);
64 cbid = sceKernelCreateCallback("Power Callback", power_callback, NULL);
65 scePowerRegisterCallback(0, cbid);
67 sceKernelSleepThreadCB();
76 main_thread_id = sceKernelGetThreadId();
78 lprintf("running on %08x kernel\n", sceKernelDevkitVersion()),
79 lprintf("entered psp_init, threadId %08x, priority %i\n", main_thread_id,
80 sceKernelGetThreadCurrentPriority());
82 thid = sceKernelCreateThread("update_thread", callback_thread, 0x11, 0xFA0, 0, 0);
85 sceKernelStartThread(thid, 0, 0);
89 sceDisplaySetMode(0, 480, 272);
90 sceDisplaySetFrameBuf(VRAM_FB1, 512, PSP_DISPLAY_PIXEL_FORMAT_565, PSP_DISPLAY_SETBUF_NEXTFRAME);
92 psp_screen = VRAM_FB0;
97 sceGuStart(GU_DIRECT, guCmdList);
98 sceGuDrawBuffer(GU_PSM_5650, (void *)VRAMOFFS_FB0, 512);
99 sceGuDispBuffer(480, 272, (void *)VRAMOFFS_FB1, 512); // don't care
100 sceGuClear(GU_COLOR_BUFFER_BIT | GU_DEPTH_BUFFER_BIT);
101 sceGuDepthBuffer((void *)VRAMOFFS_DEPTH, 512);
102 sceGuOffset(2048 - (480 / 2), 2048 - (272 / 2));
103 sceGuViewport(2048, 2048, 480, 272);
104 sceGuDepthRange(0xc350, 0x2710);
105 sceGuScissor(0, 0, 480, 272);
106 sceGuEnable(GU_SCISSOR_TEST);
108 sceGuDepthMask(0xffff);
109 sceGuDisable(GU_DEPTH_TEST);
111 sceGuFrontFace(GU_CW);
112 sceGuEnable(GU_TEXTURE_2D);
113 sceGuTexFunc(GU_TFX_REPLACE, GU_TCC_RGB);
114 sceGuAmbientColor(0xffffffff);
115 sceGuColor(0xffffffff);
119 sceDisplayWaitVblankStart();
120 sceGuDisplay(GU_TRUE);
124 sceCtrlSetSamplingCycle(0);
125 sceCtrlSetSamplingMode(PSP_CTRL_MODE_ANALOG);
128 void psp_finish(void)
130 lprintf("psp_finish..\n");
133 //sceKernelSleepThread();
137 void psp_video_flip(int wait_vsync)
139 if (wait_vsync) sceDisplayWaitVblankStart();
140 sceDisplaySetFrameBuf(psp_screen, 512, PSP_DISPLAY_PIXEL_FORMAT_565,
141 wait_vsync ? PSP_DISPLAY_SETBUF_IMMEDIATE : PSP_DISPLAY_SETBUF_NEXTFRAME);
143 psp_screen = current_screen ? VRAM_FB0 : VRAM_FB1;
146 void *psp_video_get_active_fb(void)
148 return current_screen ? VRAM_FB1 : VRAM_FB0;
151 void psp_video_switch_to_single(void)
153 psp_screen = VRAM_FB0;
154 sceDisplaySetFrameBuf(psp_screen, 512, PSP_DISPLAY_PIXEL_FORMAT_565, PSP_DISPLAY_SETBUF_NEXTFRAME);
158 void psp_msleep(int ms)
160 sceKernelDelayThread(ms * 1000);
163 unsigned int psp_pad_read(int blocking)
165 unsigned int buttons;
168 sceCtrlReadBufferPositive(&pad, 1);
169 else sceCtrlPeekBufferPositive(&pad, 1);
170 buttons = pad.Buttons;
173 buttons &= ~(BTN_NUB_UP|BTN_NUB_DOWN|BTN_NUB_LEFT|BTN_NUB_RIGHT);
174 if (pad.Lx < 128 - ANALOG_DEADZONE) buttons |= BTN_NUB_LEFT;
175 if (pad.Lx > 128 + ANALOG_DEADZONE) buttons |= BTN_NUB_RIGHT;
176 if (pad.Ly < 128 - ANALOG_DEADZONE) buttons |= BTN_NUB_UP;
177 if (pad.Ly > 128 + ANALOG_DEADZONE) buttons |= BTN_NUB_DOWN;
182 int psp_get_cpu_clock(void)
184 return scePowerGetCpuClockFrequencyInt();
187 int psp_set_cpu_clock(int clock)
189 int ret = scePowerSetClockFrequency(clock, clock, clock/2);
190 if (ret != 0) lprintf("failed to set clock: %i\n", ret);
195 char *psp_get_status_line(void)
197 static char buff[64];
198 int ret, bat_percent, bat_time;
201 ret = sceRtcGetCurrentClockLocalTime(&time);
202 bat_percent = scePowerGetBatteryLifePercent();
203 bat_time = scePowerGetBatteryLifeTime();
204 if (ret < 0 || bat_percent < 0 || bat_time < 0) return NULL;
206 snprintf(buff, sizeof(buff), "%02i:%02i bat: %3i%%", time.hour, time.minutes, bat_percent);
207 if (!scePowerIsPowerOnline())
208 snprintf(buff+strlen(buff), sizeof(buff)-strlen(buff), " (%i:%02i)", bat_time/60, bat_time%60);
213 #define LOG_FILE "log.txt"
215 #ifndef LPRINTF_STDIO
216 typedef struct _log_entry
219 struct _log_entry *next;
222 static log_entry *le_root = NULL;
225 void lprintf_f(const char *fmt, ...)
234 static SceUID logfd = -1;
238 if (logfd == -2) return; // disabled
241 vsnprintf(buff, sizeof(buff), fmt, vl);
244 // note: this is still unsafe code
245 if (main_thread_id != sceKernelGetThreadId())
247 le = malloc(sizeof(*le));
248 if (le == NULL) return;
250 strcpy(le->buff, buff);
251 if (le_root == NULL) le_root = le;
253 for (le1 = le_root; le1->next != NULL; le1 = le1->next);
259 logfd = sceIoOpen(LOG_FILE, PSP_O_WRONLY|PSP_O_APPEND, 0777);
269 sceKernelDelayThread(1000);
270 while (le1 != NULL) {
273 sceIoWrite(logfd, le->buff, strlen(le->buff));
278 sceIoWrite(logfd, buff, strlen(buff));
280 // make sure it gets flushed