-// (c) Copyright 2007 notaz, All rights reserved.
-// Free for non-commercial use.
-
-// For commercial use, separate licencing terms must be obtained.
+/*
+ * PicoDrive
+ * (C) notaz, 2007,2008
+ *
+ * This work is licensed under the terms of MAME license.
+ * See COPYING file in the top-level directory.
+ */
#include <sys/stat.h>
#include <sys/types.h>
#include "../common/emu.h"
#include "../common/config.h"
#include "../common/lprintf.h"
-#include "../../Pico/PicoInt.h"
+#include <pico/pico_int.h>
+#include <pico/cd/cue.h>
#define OSD_FPS_X 432
int sceAudioOutput2GetRestSample();
-char romFileName[PATH_MAX];
-unsigned char *PicoDraw2FB = (unsigned char *)VRAM_CACHED_STUFF + 8; // +8 to be able to skip border with 1 quadword..
-int engineState = PGS_Menu;
-
-static unsigned int noticeMsgTime = 0;
-int reset_timing = 0; // do we need this?
+//unsigned char *PicoDraw2FB = (unsigned char *)VRAM_CACHED_STUFF + 8; // +8 to be able to skip border with 1 quadword..
+int engineStateSuspend;
#define PICO_PEN_ADJUST_X 4
#define PICO_PEN_ADJUST_Y 2
static void blit2(const char *fps, const char *notice, int lagging_behind);
static void clearArea(int full);
-void emu_noticeMsgUpdated(void)
-{
- noticeMsgTime = sceKernelGetSystemTimeLow();
-}
-
-void emu_getMainDir(char *dst, int len)
+int plat_get_root_dir(char *dst, int len)
{
if (len > 0) *dst = 0;
+ return 0;
}
static void osd_text(int x, const char *text, int is_active, int clear_all)
memset32_uncached(p, 0, len);
}
if (is_active) { tmp = psp_screen; psp_screen = screen; } // nasty pointer tricks
- emu_textOut16(x, 264, text);
+ emu_text_out16(x, 264, text);
if (is_active) psp_screen = tmp;
}
reset_timing = 1;
}
-static void emu_msg_tray_open(void)
-{
- strcpy(noticeMsg, "CD tray opened");
- noticeMsgTime = sceKernelGetSystemTimeLow();
-}
-
-
+/* FIXME: move to plat */
void emu_Init(void)
{
- // make dirs for saves, cfgs, etc.
- mkdir("mds", 0777);
- mkdir("srm", 0777);
- mkdir("brm", 0777);
- mkdir("cfg", 0777);
-
sound_init();
-
- PicoInit();
- PicoMessage = emu_msg_cb;
- PicoMCDopenTray = emu_msg_tray_open;
- PicoMCDcloseTray = menu_loop_tray;
}
void emu_Deinit(void)
{
- // save SRAM
- if ((currentConfig.EmuOpt & 1) && SRam.changed) {
- emu_SaveLoadGame(0, 1);
- SRam.changed = 0;
- }
-
- if (!(currentConfig.EmuOpt & 0x20))
- config_writelrom(PicoConfigFile);
-
- PicoExit();
sound_deinit();
}
-void emu_prepareDefaultConfig(void)
+void pemu_prep_defconfig(void)
{
- memset(&defaultConfig, 0, sizeof(defaultConfig));
- defaultConfig.EmuOpt = 0x1d | 0x680; // | <- confirm_save, cd_leds, acc rend
- defaultConfig.s_PicoOpt = 0x0f | POPT_EN_MCD_PCM|POPT_EN_MCD_CDDA|POPT_EN_MCD_GFX|POPT_ACC_SPRITES;
defaultConfig.s_PsndRate = 22050;
- defaultConfig.s_PicoRegion = 0; // auto
- defaultConfig.s_PicoAutoRgnOrder = 0x184; // US, EU, JP
defaultConfig.s_PicoCDBuffers = 64;
- defaultConfig.Frameskip = -1; // auto
defaultConfig.CPUclock = 333;
defaultConfig.KeyBinds[ 4] = 1<<0; // SACB RLDU
defaultConfig.KeyBinds[ 6] = 1<<1;
defaultConfig.scale = 1.20; // fullscreen
defaultConfig.hscale40 = 1.25;
defaultConfig.hscale32 = 1.56;
- defaultConfig.turbo_rate = 15;
-}
-
-void emu_setDefaultConfig(void)
-{
- memcpy(¤tConfig, &defaultConfig, sizeof(currentConfig));
- PicoOpt = currentConfig.s_PicoOpt;
- PsndRate = currentConfig.s_PsndRate;
- PicoRegionOverride = currentConfig.s_PicoRegion;
- PicoAutoRgnOrder = currentConfig.s_PicoAutoRgnOrder;
- PicoCDBuffers = currentConfig.s_PicoCDBuffers;
}
localPal[0xe0] = 0;
localPal[0xf0] = 0x001f;
}
- else if (allow_as && (rendstatus & PDRAW_ACC_SPRITES))
+ else if (allow_as && (Pico.est.rendstatus & PDRAW_SPR_LO_ON_HI))
{
- memcpy32((int *)(void *)(localPal+0x80), (void *)localPal, 0x40/2);
+ memcpy32((int *)dpal+0x80/2, (void *)localPal, 0x40*2/4);
}
}
static void EmuScanPrepare(void)
{
- HighCol = (unsigned char *)VRAM_CACHED_STUFF + 8;
- if (!(Pico.video.reg[1]&8)) HighCol += 8*512;
+ Pico.est.HighCol = (unsigned char *)VRAM_CACHED_STUFF + 8;
+ if (!(Pico.video.reg[1]&8)) Pico.est.HighCol += 8*512;
if (dynamic_palette > 0)
dynamic_palette--;
+
if (Pico.m.dirtyPal)
do_pal_update(1, 1);
- if ((rendstatus & PDRAW_ACC_SPRITES) && !(Pico.video.reg[0xC]&8))
+ if ((Pico.est.rendstatus & PDRAW_SPR_LO_ON_HI) && !(Pico.video.reg[0xC]&8))
amips_clut_f = amips_clut_6bit;
else amips_clut_f = amips_clut;
}
static int EmuScanSlowBegin(unsigned int num)
{
- if (!(Pico.video.reg[1]&8)) num += 8;
-
if (!dynamic_palette)
- HighCol = (unsigned char *)VRAM_CACHED_STUFF + num * 512 + 8;
+ Pico.est.HighCol = (unsigned char *)VRAM_CACHED_STUFF + num * 512 + 8;
return 0;
}
static int EmuScanSlowEnd(unsigned int num)
{
- if (!(Pico.video.reg[1]&8)) num += 8;
-
if (Pico.m.dirtyPal) {
if (!dynamic_palette) {
do_slowmode_lines(num);
dynamic_palette = 3; // last for 2 more frames
}
- do_pal_update(1, 0);
+ do_pal_update(1, 1);
}
if (dynamic_palette) {
int line_len = (Pico.video.reg[12]&1) ? 320 : 256;
void *dst = (char *)VRAM_STUFF + 512*240 + 512*2*num;
- amips_clut_f(dst, HighCol + 8, localPal, line_len);
+ amips_clut_f(dst, Pico.est.HighCol + 8, localPal, line_len);
}
return 0;
p = (int *) ((int)p & ~3); // align
memset32_uncached(p, 0, len);
}
- emu_textOut16(2, 256, text);
+ emu_text_out16(2, 256, text);
}
#endif
sceGuTexImage(0,512,512,512,(char *)VRAM_STUFF + 16);
// slow rend.
- PicoDrawSetColorFormat(-1);
- PicoScanBegin = EmuScanSlowBegin;
- PicoScanEnd = EmuScanSlowEnd;
+ PicoDrawSetOutFormat(PDF_NONE, 0);
+ PicoDrawSetCallbacks(EmuScanSlowBegin, EmuScanSlowEnd);
localPal[0xe0] = 0;
localPal[0xf0] = 0x001f;
sceGuSync(0,0);
}
+void plat_debug_cat(char *str)
+{
+ strcat(str, blit_16bit_mode ? "soft clut\n" : "hard clut\n");
+}
+
/* sound stuff */
#define SOUND_BLOCK_SIZE_NTSC (1470*2) // 1024 // 1152
lprintf("sceKernelCreateThread failed: %i\n", thid);
}
-static void sound_prepare(void)
+void pemu_sound_start(void)
{
static int PsndRate_old = 0, PicoOpt_old = 0, pal_old = 0;
int ret, stereo;
ret = sceAudio_38553111(samples_block/2, PsndRate, 2); // seems to not need that stupid 64byte alignment
if (ret < 0) {
lprintf("sceAudio_38553111() failed: %i\n", ret);
- sprintf(noticeMsg, "sound init failed (%i), snd disabled", ret);
- noticeMsgTime = sceKernelGetSystemTimeLow();
- currentConfig.EmuOpt &= ~4;
+ emu_status_msg("sound init failed (%i), snd disabled", ret);
+ currentConfig.EmuOpt &= ~EOPT_EN_SOUND;
} else {
PicoWriteSound = writeSound;
memset32((int *)(void *)sndBuffer, 0, sizeof(sndBuffer)/4);
}
}
-static void sound_end(void)
+void pemu_sound_stop(void)
{
int i;
if (samples_done == 0)
sceAudio_5C37C0AE();
}
+/* wait until we can write more sound */
+void pemu_sound_wait(void)
+{
+ // TODO: test this
+ while (!sound_thread_exit && samples_made - samples_done > samples_block * 4)
+ psp_msleep(10);
+}
+
static void sound_deinit(void)
{
sound_thread_exit = 1;
static void writeSound(int len)
{
int ret;
- if (PicoOpt&8) len<<=1;
- PsndOut += len;
+ PsndOut += len / 2;
/*if (PsndOut > sndBuffer_endptr) {
memcpy32((int *)(void *)sndBuffer, (int *)endptr, (PsndOut - endptr + 1) / 2);
PsndOut = &sndBuffer[PsndOut - endptr];
PsndOut = sndBuffer;
// signal the snd thread
- samples_made += len;
+ samples_made += len / 2;
if (samples_made - samples_done > samples_block*2) {
// lprintf("signal, %i/%i\n", samples_done, samples_made);
ret = sceKernelSignalSema(sound_sem, 1);
PicoSkipFrame=0;
}
-void emu_forcedFrame(int opts)
+void pemu_forced_frame(int no_scale, int do_emu)
{
int po_old = PicoOpt;
int eo_old = currentConfig.EmuOpt;
- PicoOpt &= ~0x10;
- PicoOpt |= opts|POPT_ACC_SPRITES;
+ PicoOpt &= ~POPT_ALT_RENDERER;
+ PicoOpt |= POPT_ACC_SPRITES;
+ if (!no_scale)
+ PicoOpt |= POPT_EN_SOFTSCALE;
currentConfig.EmuOpt |= 0x80;
vidResetMode();
memset32((int *)VRAM_CACHED_STUFF + 512*232/4, 0xe0e0e0e0, 512*8/4);
memset32_uncached((int *)psp_screen + 512*264*2/4, 0, 512*8*2/4);
- PicoDrawSetColorFormat(-1);
- PicoScanBegin = EmuScanSlowBegin;
- PicoScanEnd = EmuScanSlowEnd;
+ PicoDrawSetOutFormat(PDF_NONE, 0);
+ PicoDrawSetCallbacks(EmuScanSlowBegin, EmuScanSlowEnd);
EmuScanPrepare();
PicoFrameDrawOnly();
blit1();
if (pico_inp_mode != 0)
{
PicoPad[0] &= ~0x0f; // release UDLR
- if (keys & BTN_UP) { pico_pen_y--; if (pico_pen_y < 8) pico_pen_y = 8; }
- if (keys & BTN_DOWN) { pico_pen_y++; if (pico_pen_y > 224-PICO_PEN_ADJUST_Y) pico_pen_y = 224-PICO_PEN_ADJUST_Y; }
- if (keys & BTN_LEFT) { pico_pen_x--; if (pico_pen_x < 0) pico_pen_x = 0; }
- if (keys & BTN_RIGHT) {
+ if (keys & PBTN_UP) { pico_pen_y--; if (pico_pen_y < 8) pico_pen_y = 8; }
+ if (keys & PBTN_DOWN) { pico_pen_y++; if (pico_pen_y > 224-PICO_PEN_ADJUST_Y) pico_pen_y = 224-PICO_PEN_ADJUST_Y; }
+ if (keys & PBTN_LEFT) { pico_pen_x--; if (pico_pen_x < 0) pico_pen_x = 0; }
+ if (keys & PBTN_RIGHT) {
int lim = (Pico.video.reg[12]&1) ? 319 : 255;
pico_pen_x++;
if (pico_pen_x > lim-PICO_PEN_ADJUST_X)
{
int do_it = 1;
- if ( emu_checkSaveFile(state_slot) &&
+ if ( emu_check_save_file(state_slot) &&
(( (which & 0x1000) && (currentConfig.EmuOpt & 0x800)) || // load
(!(which & 0x1000) && (currentConfig.EmuOpt & 0x200))) ) // save
{
int keys;
sceGuSync(0,0);
blit2("", (which & 0x1000) ? "LOAD STATE? (X=yes, O=no)" : "OVERWRITE SAVE? (X=yes, O=no)", 0);
- while( !((keys = psp_pad_read(1)) & (BTN_X|BTN_CIRCLE)) )
+ while( !((keys = psp_pad_read(1)) & (PBTN_X|PBTN_CIRCLE)) )
psp_msleep(50);
- if (keys & BTN_CIRCLE) do_it = 0;
- while( ((keys = psp_pad_read(1)) & (BTN_X|BTN_CIRCLE)) ) // wait for release
+ if (keys & PBTN_CIRCLE) do_it = 0;
+ while( ((keys = psp_pad_read(1)) & (PBTN_X|PBTN_CIRCLE)) ) // wait for release
psp_msleep(50);
clearArea(0);
}
{
osd_text(4, (which & 0x1000) ? "LOADING GAME" : "SAVING GAME", 1, 0);
PicoStateProgressCB = emu_msg_cb;
- emu_SaveLoadGame((which & 0x1000) >> 12, 0);
+ emu_save_load_game((which & 0x1000) >> 12, 0);
PicoStateProgressCB = NULL;
psp_msleep(0);
}
vidResetMode();
- if (PicoOpt&0x10)
- strcpy(noticeMsg, "fast renderer");
+ if (PicoOpt & POPT_ALT_RENDERER)
+ emu_status_msg("fast renderer");
else if (currentConfig.EmuOpt&0x80)
- strcpy(noticeMsg, "accurate renderer");
-
- noticeMsgTime = sceKernelGetSystemTimeLow();
+ emu_status_msg("accurate renderer");
}
if (which & 0x0300)
{
state_slot += 1;
if(state_slot > 9) state_slot = 0;
}
- sprintf(noticeMsg, "SAVE SLOT %i [%s]", state_slot, emu_checkSaveFile(state_slot) ? "USED" : "FREE");
- noticeMsgTime = sceKernelGetSystemTimeLow();
+ emu_status_msg("SAVE SLOT %i [%s]", state_slot,
+ emu_check_save_file(state_slot) ? "USED" : "FREE");
}
}
static unsigned int prevEvents = 0;
int i;
+ /* FIXME: port to input fw, merge with emu.c:emu_update_input() */
keys = psp_pad_read(0);
if (keys & PSP_CTRL_HOME)
sceDisplayWaitVblankStart();
- if (keys & BTN_SELECT)
+ if (keys & PBTN_SELECT)
engineState = PGS_Menu;
keys &= CONFIGURABLE_KEYS;
- for (i = 0; i < 32; i++)
- {
- if (keys & (1 << i))
- {
- int pl, acts = currentConfig.KeyBinds[i];
- if (!acts) continue;
- pl = (acts >> 16) & 1;
- if (kb_combo_keys & (1 << i))
- {
- int u = i+1, acts_c = acts & kb_combo_acts;
- // let's try to find the other one
- if (acts_c) {
- for (; u < 32; u++)
- if ( (keys & (1 << u)) && (currentConfig.KeyBinds[u] & acts_c) ) {
- allActions[pl] |= acts_c & currentConfig.KeyBinds[u];
- keys &= ~((1 << i) | (1 << u));
- break;
- }
- }
- // add non-combo actions if combo ones were not found
- if (!acts_c || u == 32)
- allActions[pl] |= acts & ~kb_combo_acts;
- } else {
- allActions[pl] |= acts;
- }
- }
- }
-
PicoPad[0] = allActions[0] & 0xfff;
PicoPad[1] = allActions[1] & 0xfff;
events = (allActions[0] | allActions[1]) >> 16;
if ((events ^ prevEvents) & 0x40) {
- emu_changeFastForward(events & 0x40);
+ emu_set_fastforward(events & 0x40);
reset_timing = 1;
}
sceKernelDelayThread(diff);
}
-void emu_Loop(void)
+void pemu_loop(void)
{
static int mp3_init_done = 0;
char fpsbuff[24]; // fps count c string
clearArea(1);
Pico.m.dirtyPal = 1;
oldmodes = ((Pico.video.reg[12]&1)<<2) ^ 0xc;
- emu_findKeyBindCombos();
// pal/ntsc might have changed, reset related stuff
target_fps = Pico.m.pal ? 50 : 60;
// prepare sound stuff
PsndOut = NULL;
- if (currentConfig.EmuOpt & 4)
+ if (currentConfig.EmuOpt & EOPT_EN_SOUND)
{
- sound_prepare();
+ pemu_sound_start();
}
sceDisplayWaitVblankStart();
}
- emu_changeFastForward(0);
+ emu_set_fastforward(0);
if (PicoAHW & PAHW_MCD) PicoCDBufferFree();
if (PsndOut != NULL) {
+ pemu_sound_stop();
PsndOut = NULL;
- sound_end();
}
// save SRAM
if ((currentConfig.EmuOpt & 1) && SRam.changed) {
emu_msg_cb("Writing SRAM/BRAM..");
- emu_SaveLoadGame(0, 1);
+ emu_save_load_game(0, 1);
SRam.changed = 0;
}
memset32_uncached((int *)psp_video_get_active_fb() + 512*264*2/4, 0, 512*8*2/4);
}
-
-void emu_ResetGame(void)
-{
- PicoReset();
- reset_timing = 1;
-}
-
void emu_HandleResume(void)
{
if (!(PicoAHW & PAHW_MCD)) return;
- // reopen files..
+ // reopen first CD track
if (Pico_mcd->TOC.Tracks[0].F != NULL)
{
- lprintf("emu_HandleResume: reopen %s\n", romFileName);
+ char *fname = rom_fname_reload;
+ int len = strlen(rom_fname_reload);
+ cue_data_t *cue_data = NULL;
+
+ if (len > 4 && strcasecmp(fname + len - 4, ".cue") == 0)
+ {
+ cue_data = cue_parse(rom_fname_reload);
+ if (cue_data != NULL)
+ fname = cue_data->tracks[1].fname;
+ }
+
+ lprintf("emu_HandleResume: reopen %s\n", fname);
pm_close(Pico_mcd->TOC.Tracks[0].F);
- Pico_mcd->TOC.Tracks[0].F = pm_open(romFileName);
+ Pico_mcd->TOC.Tracks[0].F = pm_open(fname);
lprintf("reopen %s\n", Pico_mcd->TOC.Tracks[0].F != NULL ? "ok" : "failed");
+
+ if (cue_data != NULL) cue_destroy(cue_data);
}
mp3_reopen_file();
+
+ if (!(Pico_mcd->s68k_regs[0x36] & 1) && (Pico_mcd->scd.Status_CDC & 1))
+ cdda_start_play();
}