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Libretro: Show basic details in log window during rom loading

This commit is contained in:
retro-wertz 2018-07-21 10:04:45 +08:00 committed by Rafael Kitover
parent de25e9d76d
commit 6cda6c0c24
1 changed files with 152 additions and 13 deletions
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165
src/libretro/libretro.cpp
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@ -437,6 +437,125 @@ void retro_init(void)
#endif
}
static const char *gbGetCartridgeType(void)
{
const char *type = "Unknown";
switch (gbRom[0x147]) {
case 0x00:
type = "ROM";
break;
case 0x01:
type = "ROM+MBC1";
break;
case 0x02:
type = "ROM+MBC1+RAM";
break;
case 0x03:
type = "ROM+MBC1+RAM+BATTERY";
break;
case 0x05:
type = "ROM+MBC2";
break;
case 0x06:
type = "ROM+MBC2+BATTERY";
break;
case 0x0b:
type = "ROM+MMM01";
break;
case 0x0c:
type = "ROM+MMM01+RAM";
break;
case 0x0d:
type = "ROM+MMM01+RAM+BATTERY";
break;
case 0x0f:
type = "ROM+MBC3+TIMER+BATTERY";
break;
case 0x10:
type = "ROM+MBC3+TIMER+RAM+BATTERY";
break;
case 0x11:
type = "ROM+MBC3";
break;
case 0x12:
type = "ROM+MBC3+RAM";
break;
case 0x13:
type = "ROM+MBC3+RAM+BATTERY";
break;
case 0x19:
type = "ROM+MBC5";
break;
case 0x1a:
type = "ROM+MBC5+RAM";
break;
case 0x1b:
type = "ROM+MBC5+RAM+BATTERY";
break;
case 0x1c:
type = "ROM+MBC5+RUMBLE";
break;
case 0x1d:
type = "ROM+MBC5+RUMBLE+RAM";
break;
case 0x1e:
type = "ROM+MBC5+RUMBLE+RAM+BATTERY";
break;
case 0x22:
type = "ROM+MBC7+BATTERY";
break;
case 0x55:
type = "GameGenie";
break;
case 0x56:
type = "GameShark V3.0";
break;
case 0xfc:
type = "ROM+POCKET CAMERA";
break;
case 0xfd:
type = "ROM+BANDAI TAMA5";
break;
case 0xfe:
type = "ROM+HuC-3";
break;
case 0xff:
type = "ROM+HuC-1";
break;
}
return (type);
}
static const char *gbGetSaveRamSize(void)
{
const char *type = "Unknown";
switch (gbRom[0x149]) {
case 0:
type = "None";
break;
case 1:
type = "2K";
break;
case 2:
type = "8K";
break;
case 3:
type = "32K";
break;
case 4:
type = "128K";
break;
case 5:
type = "64K";
break;
}
return (type);
}
typedef struct {
char romtitle[256];
char romid[5];
@ -478,8 +597,7 @@ static void load_image_preferences(void)
rtcEnabled = false;
mirroringEnable = false;
if (log_cb)
log_cb(RETRO_LOG_INFO, "GameID in ROM is: %s\n", buffer);
log("GameID in ROM is: %s\n", buffer);
bool found = false;
int found_no = 0;
@ -493,8 +611,8 @@ static void load_image_preferences(void)
}
if (found) {
if (log_cb)
log_cb(RETRO_LOG_INFO, "Found ROM in vba-over list.\n");
log("Found ROM in vba-over list.\n");
log("Name : %s\n", gbaover[found_no].romtitle);
cpuSaveType = gbaover[found_no].saveType;
@ -515,15 +633,14 @@ static void load_image_preferences(void)
utilGBAFindSave(romSize);
}
if (log_cb) {
log_cb(RETRO_LOG_INFO, "RTC = %d.\n", rtcEnabled);
log_cb(RETRO_LOG_INFO, "cpuSaveType = %s.\n", savetype[cpuSaveType]);
if (cpuSaveType == 3)
log_cb(RETRO_LOG_INFO, "flashSize = %d.\n", flashSize);
if (cpuSaveType == 1)
log_cb(RETRO_LOG_INFO, "eepromSize = %d.\n", eepromSize);
log_cb(RETRO_LOG_INFO, "mirroringEnable = %d.\n", mirroringEnable);
}
log("romSize : %dKB)\n", (romSize + 1023) / 1024);
log("has RTC : %s.\n", rtcEnabled ? "Yes" : "No");
log("cpuSaveType : %s.\n", savetype[cpuSaveType]);
if (cpuSaveType == 3)
log("flashSize : %d.\n", flashSize);
if (cpuSaveType == 1)
log("eepromSize : %d.\n", eepromSize);
log("mirroringEnable : %d.\n", mirroringEnable);
}
static void update_colormaps(void)
@ -616,6 +733,26 @@ static void gb_init(void)
gbSoundSetDeclicking(1);
gbReset(); // also resets sound;
log("Rom size : %02x (%dK)\n", gbRom[0x148], (romSize + 1023) / 1024);
log("Cartridge type : %02x (%s)\n", gbRom[0x147], gbGetCartridgeType());
log("Ram size : %02x (%s)\n", gbRom[0x149], gbGetSaveRamSize());
int i = 0;
uint8_t crc = 25;
for (i = 0x134; i < 0x14d; i++)
crc += gbRom[i];
crc = 256 - crc;
log("CRC : %02x (%02x)\n", crc, gbRom[0x14d]);
uint16_t crc16 = 0;
for (i = 0; i < gbRomSize; i++)
crc16 += gbRom[i];
crc16 -= gbRom[0x14e] + gbRom[0x14f];
log("Checksum : %04x (%04x)\n", crc16, gbRom[0x14e] * 256 + gbRom[0x14f]);
}
static void gba_soundchanged(void)
@ -1092,6 +1229,8 @@ bool retro_load_game(const struct retro_game_info *game)
if (!gbLoadRomData((const char *)game->data, game->size))
return false;
romSize = game->size;
core = &GBSystem;
gb_init();