1.35a psp bugfix release
[picodrive.git] / platform / psp / psp.c
CommitLineData
8b99ab90 1// (c) Copyright 2007 notaz, All rights reserved.
2// Free for non-commercial use.
3
4// For commercial use, separate licencing terms must be obtained.
5
7d4906bf 6#include <stdio.h>
110df09c 7#include <stdlib.h>
7d4906bf 8#include <stdarg.h>
9#include <string.h>
10
1820b5a7 11#include <pspkernel.h>
7d4906bf 12#include <pspiofilemgr.h>
1820b5a7 13#include <pspdisplay.h>
70357ce5 14#include <psppower.h>
9caf44b5 15#include <psprtc.h>
1820b5a7 16#include <pspgu.h>
17
18#include "psp.h"
b542be46 19#include "emu.h"
1820b5a7 20#include "../common/lprintf.h"
21
22PSP_MODULE_INFO("PicoDrive", 0, 1, 34);
110df09c 23PSP_HEAP_SIZE_MAX();
1820b5a7 24
9112b6ce 25unsigned int __attribute__((aligned(16))) guCmdList[GU_CMDLIST_SIZE];
26
27void *psp_screen = VRAM_FB0;
1820b5a7 28static int current_screen = 0; /* front bufer */
29
110df09c 30static SceUID main_thread_id = -1;
31
9caf44b5 32#define ANALOG_DEADZONE 80
1820b5a7 33
34/* Exit callback */
35static int exit_callback(int arg1, int arg2, void *common)
36{
37 sceKernelExitGame();
38 return 0;
39}
40
b542be46 41/* Power Callback */
42static int power_callback(int unknown, int pwrflags, void *common)
43{
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)
46 {
47 lprintf("power_callback: flags: 0x%08X: suspending\n", pwrflags);
48 engineState = PGS_Menu;
49 }
50 sceDisplayWaitVblankStart();
51 return 0;
52}
53
1820b5a7 54/* Callback thread */
55static int callback_thread(SceSize args, void *argp)
56{
57 int cbid;
58
4b167c12 59 lprintf("callback_thread started with id %08x, priority %i\n",
a4221917 60 sceKernelGetThreadId(), sceKernelGetThreadCurrentPriority());
1820b5a7 61
62 cbid = sceKernelCreateCallback("Exit Callback", exit_callback, NULL);
63 sceKernelRegisterExitCallback(cbid);
b542be46 64 cbid = sceKernelCreateCallback("Power Callback", power_callback, NULL);
65 scePowerRegisterCallback(0, cbid);
1820b5a7 66
67 sceKernelSleepThreadCB();
68
69 return 0;
70}
71
72void psp_init(void)
73{
a4221917 74 SceUID thid;
1820b5a7 75
110df09c 76 main_thread_id = sceKernelGetThreadId();
77
78 lprintf("running on %08x kernel\n", sceKernelDevkitVersion()),
79 lprintf("entered psp_init, threadId %08x, priority %i\n", main_thread_id,
a4221917 80 sceKernelGetThreadCurrentPriority());
1820b5a7 81
82 thid = sceKernelCreateThread("update_thread", callback_thread, 0x11, 0xFA0, 0, 0);
83 if (thid >= 0)
84 {
85 sceKernelStartThread(thid, 0, 0);
86 }
87
88 /* video */
89 sceDisplaySetMode(0, 480, 272);
9112b6ce 90 sceDisplaySetFrameBuf(VRAM_FB1, 512, PSP_DISPLAY_PIXEL_FORMAT_565, PSP_DISPLAY_SETBUF_NEXTFRAME);
1820b5a7 91 current_screen = 1;
9112b6ce 92 psp_screen = VRAM_FB0;
1820b5a7 93
94 /* gu */
95 sceGuInit();
96
9112b6ce 97 sceGuStart(GU_DIRECT, guCmdList);
8ab3e3c1 98 sceGuDrawBuffer(GU_PSM_5650, (void *)VRAMOFFS_FB0, 512);
99 sceGuDispBuffer(480, 272, (void *)VRAMOFFS_FB1, 512); // don't care
9112b6ce 100 sceGuClear(GU_COLOR_BUFFER_BIT | GU_DEPTH_BUFFER_BIT);
8ab3e3c1 101 sceGuDepthBuffer((void *)VRAMOFFS_DEPTH, 512);
9112b6ce 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);
9112b6ce 107
108 sceGuDepthMask(0xffff);
109 sceGuDisable(GU_DEPTH_TEST);
110
111 sceGuFrontFace(GU_CW);
9112b6ce 112 sceGuEnable(GU_TEXTURE_2D);
9112b6ce 113 sceGuTexFunc(GU_TFX_REPLACE, GU_TCC_RGB);
8ab3e3c1 114 sceGuAmbientColor(0xffffffff);
115 sceGuColor(0xffffffff);
9112b6ce 116 sceGuFinish();
117 sceGuSync(0, 0);
118
119 sceDisplayWaitVblankStart();
120 sceGuDisplay(GU_TRUE);
121
122
1820b5a7 123 /* input */
124 sceCtrlSetSamplingCycle(0);
9caf44b5 125 sceCtrlSetSamplingMode(PSP_CTRL_MODE_ANALOG);
1820b5a7 126}
127
128void psp_finish(void)
129{
aefb65bc 130 lprintf("psp_finish..\n");
1820b5a7 131 sceGuTerm();
132
133 //sceKernelSleepThread();
134 sceKernelExitGame();
135}
136
7d4906bf 137void psp_video_flip(int wait_vsync)
1820b5a7 138{
7d4906bf 139 if (wait_vsync) sceDisplayWaitVblankStart();
70357ce5 140 sceDisplaySetFrameBuf(psp_screen, 512, PSP_DISPLAY_PIXEL_FORMAT_565,
141 wait_vsync ? PSP_DISPLAY_SETBUF_IMMEDIATE : PSP_DISPLAY_SETBUF_NEXTFRAME);
1820b5a7 142 current_screen ^= 1;
9112b6ce 143 psp_screen = current_screen ? VRAM_FB0 : VRAM_FB1;
7d4906bf 144}
145
146void *psp_video_get_active_fb(void)
147{
9112b6ce 148 return current_screen ? VRAM_FB1 : VRAM_FB0;
1820b5a7 149}
150
151void psp_video_switch_to_single(void)
152{
9112b6ce 153 psp_screen = VRAM_FB0;
1820b5a7 154 sceDisplaySetFrameBuf(psp_screen, 512, PSP_DISPLAY_PIXEL_FORMAT_565, PSP_DISPLAY_SETBUF_NEXTFRAME);
155 current_screen = 0;
156}
157
158void psp_msleep(int ms)
159{
160 sceKernelDelayThread(ms * 1000);
161}
162
7d4906bf 163unsigned int psp_pad_read(int blocking)
1820b5a7 164{
9caf44b5 165 unsigned int buttons;
1820b5a7 166 SceCtrlData pad;
7d4906bf 167 if (blocking)
168 sceCtrlReadBufferPositive(&pad, 1);
169 else sceCtrlPeekBufferPositive(&pad, 1);
9caf44b5 170 buttons = pad.Buttons;
171
172 // analog..
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;
1820b5a7 178
9caf44b5 179 return buttons;
1820b5a7 180}
181
70357ce5 182int psp_get_cpu_clock(void)
183{
184 return scePowerGetCpuClockFrequencyInt();
185}
186
187int psp_set_cpu_clock(int clock)
188{
189 int ret = scePowerSetClockFrequency(clock, clock, clock/2);
190 if (ret != 0) lprintf("failed to set clock: %i\n", ret);
191
192 return ret;
193}
194
9caf44b5 195char *psp_get_status_line(void)
196{
197 static char buff[64];
198 int ret, bat_percent, bat_time;
199 pspTime time;
200
201 ret = sceRtcGetCurrentClockLocalTime(&time);
202 bat_percent = scePowerGetBatteryLifePercent();
203 bat_time = scePowerGetBatteryLifeTime();
204 if (ret < 0 || bat_percent < 0 || bat_time < 0) return NULL;
205
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);
209 return buff;
210}
211
7d4906bf 212/* alt logging */
110df09c 213#define LOG_FILE "log.txt"
214
c6196c0f 215#ifndef LPRINTF_STDIO
110df09c 216typedef struct _log_entry
217{
218 char buff[256];
219 struct _log_entry *next;
220} log_entry;
7d4906bf 221
110df09c 222static log_entry *le_root = NULL;
c6196c0f 223#endif
9caf44b5 224
7d4906bf 225void lprintf_f(const char *fmt, ...)
226{
227 va_list vl;
110df09c 228
229#ifdef LPRINTF_STDIO
230 va_start(vl, fmt);
231 vprintf(fmt, vl);
232 va_end(vl);
233#else
234 static SceUID logfd = -1;
7d4906bf 235 char buff[256];
110df09c 236 log_entry *le, *le1;
7d4906bf 237
9caf44b5 238 if (logfd == -2) return; // disabled
239
110df09c 240 va_start(vl, fmt);
241 vsnprintf(buff, sizeof(buff), fmt, vl);
242 va_end(vl);
243
244 // note: this is still unsafe code
245 if (main_thread_id != sceKernelGetThreadId())
7d4906bf 246 {
110df09c 247 le = malloc(sizeof(*le));
248 if (le == NULL) return;
249 le->next = NULL;
250 strcpy(le->buff, buff);
251 if (le_root == NULL) le_root = le;
252 else {
253 for (le1 = le_root; le1->next != NULL; le1 = le1->next);
254 le1->next = le;
9caf44b5 255 }
110df09c 256 return;
7d4906bf 257 }
258
110df09c 259 logfd = sceIoOpen(LOG_FILE, PSP_O_WRONLY|PSP_O_APPEND, 0777);
260 if (logfd < 0) {
261 logfd = -2;
262 return;
263 }
264
265 if (le_root != NULL)
266 {
267 le1 = le_root;
268 le_root = NULL;
269 sceKernelDelayThread(1000);
270 while (le1 != NULL) {
271 le = le1;
272 le1 = le->next;
273 sceIoWrite(logfd, le->buff, strlen(le->buff));
274 free(le);
275 }
276 }
7d4906bf 277
278 sceIoWrite(logfd, buff, strlen(buff));
9caf44b5 279
280 // make sure it gets flushed
281 sceIoClose(logfd);
282 logfd = -1;
110df09c 283#endif
7d4906bf 284}
285
286