X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=common%2Femu.c;h=e4cce672d70f188718d329d10a8e365025306132;hb=dd5fd4778d797a1ef4767604b1c57c924ed0f64b;hp=723dfb74050e3d8c79a37a3c72353f694f117925;hpb=11f4e72292ab00c686f2a2288e4f1cda3a0f7abd;p=libpicofe.git

diff --git a/common/emu.c b/common/emu.c
index 723dfb7..e4cce67 100644
--- a/common/emu.c
+++ b/common/emu.c
@@ -14,6 +14,7 @@
 #include "menu.h"
 #include "fonts.h"
 #include "lprintf.h"
+#include "config.h"
 
 #include <Pico/PicoInt.h>
 #include <Pico/Patch.h>
@@ -26,15 +27,21 @@
 #elif defined(__GIZ__)
  #include "../gizmondo/giz.h"
  #define SCREEN_WIDTH 321
- #define SCREEN_BUFFER giz_screen // ?
+ #define SCREEN_BUFFER giz_screen
+#elif defined(PSP)
+ #include "../psp/psp.h"
+ #define SCREEN_WIDTH 512
+ #define SCREEN_BUFFER psp_screen
 #endif
 
-char *PicoConfigFile = "picoconfig.bin";
-currentConfig_t currentConfig;
-unsigned char *rom_data = NULL;
+char *PicoConfigFile = "config.cfg";
+currentConfig_t currentConfig, defaultConfig;
+int rom_loaded = 0;
 char noticeMsg[64];
 int state_slot = 0;
 int config_slot = 0, config_slot_current = 0;
+char lastRomFile[512];
+int kb_combo_keys = 0, kb_combo_acts = 0;	// keys and actions which need button combos
 
 unsigned char *movie_data = NULL;
 static int movie_size = 0;
@@ -82,8 +89,8 @@ static void get_ext(char *file, char *ext)
 	strlwr_(ext);
 }
 
-char *biosfiles_us[] = { "us_scd2_9306", "SegaCDBIOS9303", "us_scd1_9210" };
-char *biosfiles_eu[] = { "eu_mcd2_9306", "eu_mcd2_9303",   "eu_mcd1_9210" };
+char *biosfiles_us[] = { "us_scd1_9210", "us_scd2_9306", "SegaCDBIOS9303" };
+char *biosfiles_eu[] = { "eu_mcd1_9210", "eu_mcd2_9306", "eu_mcd2_9303"   };
 char *biosfiles_jp[] = { "jp_mcd1_9112", "jp_mcd1_9111" };
 
 int emu_findBios(int region, char **bios_file)
@@ -133,6 +140,23 @@ int emu_findBios(int region, char **bios_file)
 	}
 }
 
+/* check if the name begins with BIOS name */
+/*
+static int emu_isBios(const char *name)
+{
+	int i;
+	for (i = 0; i < sizeof(biosfiles_us)/sizeof(biosfiles_us[0]); i++)
+		if (strstr(name, biosfiles_us[i]) != NULL) return 1;
+	for (i = 0; i < sizeof(biosfiles_eu)/sizeof(biosfiles_eu[0]); i++)
+		if (strstr(name, biosfiles_eu[i]) != NULL) return 1;
+	for (i = 0; i < sizeof(biosfiles_jp)/sizeof(biosfiles_jp[0]); i++)
+		if (strstr(name, biosfiles_jp[i]) != NULL) return 1;
+	return 0;
+}
+*/
+
+static unsigned char id_header[0x100];
+
 /* checks if romFileName points to valid MegaCD image
  * if so, checks for suitable BIOS */
 int emu_cdCheck(int *pregion)
@@ -156,6 +180,9 @@ int emu_cdCheck(int *pregion)
 		return 0;
 	}
 
+	pm_seek(cd_f, (type == 1) ? 0x100 : 0x110, SEEK_SET);
+	pm_read(id_header, sizeof(id_header), cd_f);
+
 	/* it seems we have a CD image here. Try to detect region now.. */
 	pm_seek(cd_f, (type == 1) ? 0x100+0x10B : 0x110+0x10B, SEEK_SET);
 	pm_read(buf, 1, cd_f);
@@ -172,10 +199,64 @@ int emu_cdCheck(int *pregion)
 	return type;
 }
 
+static int extract_text(char *dest, unsigned char *src, int len, int swab)
+{
+	char *p = dest;
+	int i;
+
+	if (swab) swab = 1;
+
+	for (i = len - 1; i >= 0; i--)
+	{
+		if (src[i^swab] != ' ') break;
+	}
+	len = i + 1;
+
+	for (i = 0; i < len; i++)
+	{
+		unsigned char s = src[i^swab];
+		if (s >= 0x20 && s < 0x7f && s != '#' && s != '|' &&
+			s != '[' && s != ']' && s != '\\')
+		{
+			*p++ = s;
+		}
+		else
+		{
+			sprintf(p, "\\%02x", s);
+			p += 3;
+		}
+	}
+
+	return p - dest;
+}
+
+char *emu_makeRomId(void)
+{
+	static char id_string[3+0x11+0x11+0x30+16];
+	int pos, swab = 1;
+
+	if (PicoAHW & PAHW_MCD) {
+		strcpy(id_string, "CD|");
+		swab = 0;
+	}
+	else strcpy(id_string, "MD|");
+	pos = 3;
+
+	pos += extract_text(id_string + pos, id_header + 0x80, 0x0e, swab); // serial
+	id_string[pos] = '|'; pos++;
+	pos += extract_text(id_string + pos, id_header + 0xf0, 0x03, swab); // region
+	id_string[pos] = '|'; pos++;
+	pos += extract_text(id_string + pos, id_header + 0x50, 0x30, swab); // overseas name
+	id_string[pos] = 0;
+
+	return id_string;
+}
+
 int emu_ReloadRom(void)
 {
 	unsigned int rom_size = 0;
 	char *used_rom_name = romFileName;
+	unsigned char *rom_data = NULL;
 	char ext[5];
 	pm_file *rom;
 	int ret, cd_state, cd_region, cfg_loaded = 0;
@@ -185,7 +266,7 @@ int emu_ReloadRom(void)
 	get_ext(romFileName, ext);
 
 	// detect wrong extensions
-	if(!strcmp(ext, ".srm") || !strcmp(ext, "s.gz") || !strcmp(ext, ".mds")) { // s.gz ~ .mds.gz
+	if (!strcmp(ext, ".srm") || !strcmp(ext, "s.gz") || !strcmp(ext, ".mds")) { // s.gz ~ .mds.gz
 		sprintf(menuErrorMsg, "Not a ROM selected.");
 		return 0;
 	}
@@ -193,11 +274,12 @@ int emu_ReloadRom(void)
 	PicoPatchUnload();
 
 	// check for movie file
-	if(movie_data) {
+	if (movie_data) {
 		free(movie_data);
 		movie_data = 0;
 	}
-	if(!strcmp(ext, ".gmv")) {
+	if (!strcmp(ext, ".gmv"))
+	{
 		// check for both gmv and rom
 		int dummy;
 		FILE *movie_file = fopen(romFileName, "rb");
@@ -243,13 +325,14 @@ int emu_ReloadRom(void)
 		get_ext(romFileName, ext);
 	}
 
-	if ((PicoMCD & 1) && Pico_mcd != NULL)
+	if ((PicoAHW & PAHW_MCD) && Pico_mcd != NULL)
 		Stop_CD();
 
 	// check for MegaCD image
 	cd_state = emu_cdCheck(&cd_region);
 	if (cd_state > 0)
 	{
+		PicoAHW |= PAHW_MCD;
 		// valid CD image, check for BIOS..
 
 		// we need to have config loaded at this point
@@ -263,33 +346,30 @@ int emu_ReloadRom(void)
 		}
 		if (!emu_findBios(cd_region, &used_rom_name)) {
 			// bios_help() ?
+			PicoAHW &= ~PAHW_MCD;
 			return 0;
 		}
 
-		PicoMCD |= 1;
 		get_ext(used_rom_name, ext);
 	}
 	else
 	{
-		if (PicoMCD & 1) Stop_CD();
-		PicoMCD &= ~1;
+		if (PicoAHW & PAHW_MCD) Stop_CD();
+		PicoAHW &= ~PAHW_MCD;
 	}
 
 	rom = pm_open(used_rom_name);
-	if(!rom) {
+	if (!rom) {
 		sprintf(menuErrorMsg, "Failed to open rom.");
 		return 0;
 	}
 
-	menu_romload_prepare(used_rom_name);
+	menu_romload_prepare(used_rom_name); // also CD load
 
-	if(rom_data) {
-		free(rom_data);
-		rom_data = 0;
-		rom_size = 0;
-	}
+	PicoCartUnload();
+	rom_loaded = 0;
 
-	if( (ret = PicoCartLoad(rom, &rom_data, &rom_size)) ) {
+	if ( (ret = PicoCartLoad(rom, &rom_data, &rom_size)) ) {
 		sprintf(menuErrorMsg, "PicoCartLoad() failed.");
 		lprintf("%s\n", menuErrorMsg);
 		pm_close(rom);
@@ -297,26 +377,28 @@ int emu_ReloadRom(void)
 		return 0;
 	}
 	pm_close(rom);
-	menu_romload_end();
 
 	// detect wrong files (Pico crashes on very small files), also see if ROM EP is good
-	if(rom_size <= 0x200 || strncmp((char *)rom_data, "Pico", 4) == 0 ||
+	if (rom_size <= 0x200 || strncmp((char *)rom_data, "Pico", 4) == 0 ||
 	  ((*(unsigned char *)(rom_data+4)<<16)|(*(unsigned short *)(rom_data+6))) >= (int)rom_size) {
 		if (rom_data) free(rom_data);
-		rom_data = 0;
 		sprintf(menuErrorMsg, "Not a ROM selected.");
+		menu_romload_end();
 		return 0;
 	}
 
 	// load config for this ROM (do this before insert to get correct region)
+	if (!(PicoAHW & PAHW_MCD))
+		memcpy(id_header, rom_data + 0x100, sizeof(id_header));
 	if (!cfg_loaded) {
 		ret = emu_ReadConfig(1, 1);
 		if (!ret) emu_ReadConfig(0, 1);
 	}
 
 	lprintf("PicoCartInsert(%p, %d);\n", rom_data, rom_size);
-	if(PicoCartInsert(rom_data, rom_size)) {
+	if (PicoCartInsert(rom_data, rom_size)) {
 		sprintf(menuErrorMsg, "Failed to load ROM.");
+		menu_romload_end();
 		return 0;
 	}
 
@@ -328,13 +410,12 @@ int emu_ReloadRom(void)
 		if (ret != 0) {
 			sprintf(menuErrorMsg, "Insert_CD() failed, invalid CD image?");
 			lprintf("%s\n", menuErrorMsg);
+			menu_romload_end();
 			return 0;
 		}
 	}
 
-	// emu_ReadConfig() might have messed currentConfig.lastRomFile
-	strncpy(currentConfig.lastRomFile, romFileName, sizeof(currentConfig.lastRomFile)-1);
-	currentConfig.lastRomFile[sizeof(currentConfig.lastRomFile)-1] = 0;
+	menu_romload_end();
 
 	if (PicoPatches) {
 		PicoPatchPrepare();
@@ -344,16 +425,16 @@ int emu_ReloadRom(void)
 	// additional movie stuff
 	if (movie_data) {
 		if(movie_data[0x14] == '6')
-		     PicoOpt |=  0x20; // 6 button pad
-		else PicoOpt &= ~0x20;
-		PicoOpt |= 0x10040; // accurate timing, no VDP fifo timing
+		     PicoOpt |=  POPT_6BTN_PAD; // 6 button pad
+		else PicoOpt &= ~POPT_6BTN_PAD;
+		PicoOpt |= POPT_DIS_VDP_FIFO|POPT_ACC_TIMING; // accurate timing, no VDP fifo timing
 		if(movie_data[0xF] >= 'A') {
 			if(movie_data[0x16] & 0x80) {
 				PicoRegionOverride = 8;
 			} else {
 				PicoRegionOverride = 4;
 			}
-			PicoReset(0);
+			PicoReset();
 			// TODO: bits 6 & 5
 		}
 		movie_data[0x18+30] = 0;
@@ -361,7 +442,7 @@ int emu_ReloadRom(void)
 	}
 	else
 	{
-		PicoOpt &= ~0x10000;
+		PicoOpt &= ~POPT_DIS_VDP_FIFO;
 		if(Pico.m.pal) {
 			strcpy(noticeMsg, "PAL SYSTEM / 50 FPS");
 		} else {
@@ -371,9 +452,12 @@ int emu_ReloadRom(void)
 	emu_noticeMsgUpdated();
 
 	// load SRAM for this ROM
-	if(currentConfig.EmuOpt & 1)
+	if (currentConfig.EmuOpt & 1)
 		emu_SaveLoadGame(1, 1);
 
+	strncpy(lastRomFile, romFileName, sizeof(lastRomFile)-1);
+	lastRomFile[sizeof(lastRomFile)-1] = 0;
+	rom_loaded = 1;
 	return 1;
 }
 
@@ -397,54 +481,100 @@ static void romfname_ext(char *dst, const char *prefix, const char *ext)
 }
 
 
+static void make_config_cfg(char *cfg)
+{
+	strncpy(cfg, PicoConfigFile, 511);
+	if (config_slot != 0)
+	{
+		char *p = strrchr(cfg, '.');
+		if (p == NULL) p = cfg + strlen(cfg);
+		sprintf(p, ".%i.cfg", config_slot);
+	}
+	cfg[511] = 0;
+}
+
 int emu_ReadConfig(int game, int no_defaults)
 {
+	char cfg[512];
 	FILE *f;
-	char cfg[512], extbuf[16];
-	int bread = 0;
+	int ret;
 
 	if (!game)
 	{
 		if (!no_defaults)
+			emu_setDefaultConfig();
+		make_config_cfg(cfg);
+		ret = config_readsect(cfg, NULL);
+	}
+	else
+	{
+		char *sect = emu_makeRomId();
+
+		// try new .cfg way
+		if (config_slot != 0)
+		     sprintf(cfg, "game.%i.cfg", config_slot);
+		else strcpy(cfg,  "game.cfg");
+
+		ret = -1;
+		if (config_havesect(cfg, sect))
 		{
+			// read user's config
+			int vol = currentConfig.volume;
 			emu_setDefaultConfig();
+			ret = config_readsect(cfg, sect);
+			currentConfig.volume = vol; // make vol global (bah)
 		}
-		strncpy(cfg, PicoConfigFile, 511);
-		if (config_slot != 0)
+		else
 		{
-			char *p = strrchr(cfg, '.');
-			if (p == NULL) p = cfg + strlen(cfg);
-			sprintf(extbuf, ".%i.pbcfg", config_slot);
-			strncpy(p, extbuf, 511 - (p - cfg));
+			// read global config, and apply game_def.cfg on top
+			make_config_cfg(cfg);
+			config_readsect(cfg, NULL);
+			ret = config_readsect("game_def.cfg", sect);
 		}
-		cfg[511] = 0;
-	} else {
-		if (config_slot != 0)
-		     sprintf(extbuf, ".%i.pbcfg", config_slot);
-		else strcpy(extbuf, ".pbcfg");
-		romfname_ext(cfg, "cfg/", extbuf);
-		f = fopen(cfg, "rb");
-		if (!f) romfname_ext(cfg, NULL, ".pbcfg");
-		else fclose(f);
-	}
 
-	lprintf("emu_ReadConfig: %s ", cfg);
-	f = fopen(cfg, "rb");
-	if (f) {
-		bread = fread(&currentConfig, 1, sizeof(currentConfig), f);
-		fclose(f);
+		if (ret != 0)
+		{
+			// fall back to old game specific cfg
+			char extbuf[16];
+			if (config_slot != 0)
+				sprintf(extbuf, ".%i.pbcfg", config_slot);
+			else strcpy(extbuf, ".pbcfg");
+			romfname_ext(cfg, "cfg/", extbuf);
+			f = fopen(cfg, "rb");
+			if (!f) {
+				romfname_ext(cfg, NULL, ".pbcfg");
+				f = fopen(cfg, "rb");
+			}
+			if (f) {
+				int bread;
+				fseek(f, 512, SEEK_SET); // skip unused lrom buffer
+				bread = fread(&currentConfig, 1, sizeof(currentConfig), f);
+				lprintf("emu_ReadConfig: %s %s\n", cfg, bread > 0 ? "(ok)" : "(failed)");
+				fclose(f);
+				ret = 0;
+			}
+
+			if (ret == 0) {
+				PicoOpt = currentConfig.s_PicoOpt;
+				PsndRate = currentConfig.s_PsndRate;
+				PicoRegionOverride = currentConfig.s_PicoRegion;
+				PicoAutoRgnOrder = currentConfig.s_PicoAutoRgnOrder;
+				// PicoCDBuffers = currentConfig.s_PicoCDBuffers; // ignore in this case
+			}
+		}
+		else
+		{
+			lprintf("loaded cfg from sect \"%s\"\n", sect);
+		}
 	}
-	lprintf(bread > 0 ? "(ok)\n" : "(failed)\n");
 
-	PicoOpt = currentConfig.PicoOpt;
-	PsndRate = currentConfig.PsndRate;
-	PicoRegionOverride = currentConfig.PicoRegion;
-	PicoAutoRgnOrder = currentConfig.PicoAutoRgnOrder;
-	PicoCDBuffers = currentConfig.PicoCDBuffers;
-	//scaling_update();
 	// some sanity checks
 	if (currentConfig.CPUclock < 10 || currentConfig.CPUclock > 4096) currentConfig.CPUclock = 200;
+#ifdef PSP
+	if (currentConfig.gamma < -4 || currentConfig.gamma >  16) currentConfig.gamma = 0;
+#else
 	if (currentConfig.gamma < 10 || currentConfig.gamma > 300) currentConfig.gamma = 100;
+#endif
 	if (currentConfig.volume < 0 || currentConfig.volume > 99) currentConfig.volume = 50;
 #ifdef __GP2X__
 	// if volume keys are unbound, bind them to volume control
@@ -453,54 +583,45 @@ int emu_ReadConfig(int game, int no_defaults)
 		currentConfig.KeyBinds[22] = 1<<30; // vol down
 	}
 #endif
-	if (bread > 0) config_slot_current = config_slot;
-	return (bread > 0); // == sizeof(currentConfig));
+	if (ret == 0) config_slot_current = config_slot;
+	return (ret == 0);
 }
 
 
-int emu_WriteConfig(int game)
+int emu_WriteConfig(int is_game)
 {
-	FILE *f;
-	char cfg[512], extbuf[16];
-	int bwrite = 0;
+	char cfg[512], *game_sect = NULL;
+	int ret, write_lrom = 0;
 
-	if (!game)
+	if (!is_game)
 	{
 		strncpy(cfg, PicoConfigFile, 511);
 		if (config_slot != 0)
 		{
 			char *p = strrchr(cfg, '.');
 			if (p == NULL) p = cfg + strlen(cfg);
-			sprintf(extbuf, ".%i.pbcfg", config_slot);
-			strncpy(p, extbuf, 511 - (p - cfg));
+			sprintf(p, ".%i.cfg", config_slot);
 		}
 		cfg[511] = 0;
+		write_lrom = 1;
 	} else {
 		if (config_slot != 0)
-		     sprintf(extbuf, ".%i.pbcfg", config_slot);
-		else strcpy(extbuf, ".pbcfg");
-		romfname_ext(cfg, "cfg/", extbuf);
+		     sprintf(cfg, "game.%i.cfg", config_slot);
+		else strcpy(cfg,  "game.cfg");
+		game_sect = emu_makeRomId();
+		lprintf("emu_WriteConfig: sect \"%s\"\n", game_sect);
 	}
 
 	lprintf("emu_WriteConfig: %s ", cfg);
-	f = fopen(cfg, "wb");
-	if (f) {
-		currentConfig.PicoOpt = PicoOpt;
-		currentConfig.PsndRate = PsndRate;
-		currentConfig.PicoRegion = PicoRegionOverride;
-		currentConfig.PicoAutoRgnOrder = PicoAutoRgnOrder;
-		currentConfig.PicoCDBuffers = PicoCDBuffers;
-		bwrite = fwrite(&currentConfig, 1, sizeof(currentConfig), f);
-		fflush(f);
-		fclose(f);
+	ret = config_writesect(cfg, game_sect);
+	if (write_lrom) config_writelrom(cfg);
 #ifndef NO_SYNC
-		sync();
+	sync();
 #endif
-	}
-	lprintf((bwrite == sizeof(currentConfig)) ? "(ok)\n" : "(failed)\n");
+	lprintf((ret == 0) ? "(ok)\n" : "(failed)\n");
 
-	if (bwrite == sizeof(currentConfig)) config_slot_current = config_slot;
-	return (bwrite == sizeof(currentConfig));
+	if (ret == 0) config_slot_current = config_slot;
+	return ret == 0;
 }
 
 
@@ -551,6 +672,47 @@ void emu_textOut16(int x, int y, const char *text)
 	}
 }
 
+void emu_findKeyBindCombos(void)
+{
+	int act, u;
+
+	// find out which keys and actions are combos
+	kb_combo_keys = kb_combo_acts = 0;
+	for (act = 0; act < 32; act++)
+	{
+		int keyc = 0, keyc2 = 0;
+		if (act == 16 || act == 17) continue; // player2 flag
+		if (act > 17)
+		{
+			for (u = 0; u < 32; u++)
+				if (currentConfig.KeyBinds[u] & (1 << act)) keyc++;
+		}
+		else
+		{
+			for (u = 0; u < 32; u++)
+				if ((currentConfig.KeyBinds[u] & 0x30000) == 0 && // pl. 1
+					(currentConfig.KeyBinds[u] & (1 << act))) keyc++;
+			for (u = 0; u < 32; u++)
+				if ((currentConfig.KeyBinds[u] & 0x30000) == 1 && // pl. 2
+					(currentConfig.KeyBinds[u] & (1 << act))) keyc2++;
+			if (keyc2 > keyc) keyc = keyc2;
+		}
+		if (keyc > 1)
+		{
+			// loop again and mark those keys and actions as combo
+			for (u = 0; u < 32; u++)
+			{
+				if (currentConfig.KeyBinds[u] & (1 << act)) {
+					kb_combo_keys |= 1 << u;
+					kb_combo_acts |= 1 << act;
+				}
+			}
+		}
+	}
+
+	// printf("combo keys/acts: %08x %08x\n", kb_combo_keys, kb_combo_acts);
+}
+
 
 void emu_updateMovie(void)
 {
@@ -611,11 +773,11 @@ char *emu_GetSaveFName(int load, int is_sram, int slot)
 
 	if (is_sram)
 	{
-		romfname_ext(saveFname, (PicoMCD&1) ? "brm/" : "srm/", (PicoMCD&1) ? ".brm" : ".srm");
+		romfname_ext(saveFname, (PicoAHW&1) ? "brm/" : "srm/", (PicoAHW&1) ? ".brm" : ".srm");
 		if (load) {
 			if (try_ropen_file(saveFname)) return saveFname;
 			// try in current dir..
-			romfname_ext(saveFname, NULL, (PicoMCD&1) ? ".brm" : ".srm");
+			romfname_ext(saveFname, NULL, (PicoAHW & PAHW_MCD) ? ".brm" : ".srm");
 			if (try_ropen_file(saveFname)) return saveFname;
 			return NULL; // give up
 		}
@@ -693,8 +855,9 @@ int emu_SaveLoadGame(int load, int sram)
 		int sram_size;
 		unsigned char *sram_data;
 		int truncate = 1;
-		if (PicoMCD&1) {
-			if (PicoOpt&0x8000) { // MCD RAM cart?
+		if (PicoAHW & PAHW_MCD)
+		{
+			if (PicoOpt&POPT_EN_MCD_RAMCART) {
 				sram_size = 0x12000;
 				sram_data = SRam.data;
 				if (sram_data)
@@ -711,12 +874,13 @@ int emu_SaveLoadGame(int load, int sram)
 		}
 		if (!sram_data) return 0; // SRam forcefully disabled for this game
 
-		if (load) {
+		if (load)
+		{
 			sramFile = fopen(saveFname, "rb");
 			if(!sramFile) return -1;
 			fread(sram_data, 1, sram_size, sramFile);
 			fclose(sramFile);
-			if ((PicoMCD&1) && (PicoOpt&0x8000))
+			if ((PicoAHW & PAHW_MCD) && (PicoOpt&POPT_EN_MCD_RAMCART))
 				memcpy32((int *)Pico_mcd->bram, (int *)sram_data, 0x2000/4);
 		} else {
 			// sram save needs some special processing
@@ -776,3 +940,4 @@ int emu_SaveLoadGame(int load, int sram)
 		return ret;
 	}
 }
+