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[Core/MS] added support for new Korean xx-in-1 mapper (128 Hap, Game Mo-eumjip 188 Hap)

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This commit is contained in:
ekeeke 2022-04-24 19:18:30 +02:00
parent 7d4ae7da0c
commit f43a4a7312
6 changed files with 28 additions and 4 deletions
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3
HISTORY.txt
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@ -73,8 +73,7 @@ Genesis Plus GX 1.7.5 (xx/xx/xxxx) (Eke-Eke)
[Core/MS]
---------------
* added new SMS Power dumps in internal database
* added support for new SMS Power dump Jang Pung II (KR)
* added support for Hi-Com X-in-1 mapper (thanks to Bock from SMS Power)
* added support for Korean XX-in-1 mappers (thanks to Bock from SMS Power)
* improved console hardware auto-detection
* improved emulation accuracy of SG-1000 & Mark-III hardware
* improved emulation accuracy of Japanese Master System I/O chip (315-5297)

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builds/genesis_plus_gx_libretro.dll
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27
core/cart_hw/sms_cart.c
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@ -2,7 +2,7 @@
* Genesis Plus
* SG-1000, Master System & Game Gear cartridge hardware support
*
* Copyright (C) 2007-2021 Eke-Eke (Genesis Plus GX)
* Copyright (C) 2007-2022 Eke-Eke (Genesis Plus GX)
*
* Redistribution and use of this code or any derivative works are permitted
* provided that the following conditions are met:
@ -56,6 +56,7 @@
#define MAPPER_KOREA_8K (0x20)
#define MAPPER_MSX (0x21)
#define MAPPER_MSX_NEMESIS (0x22)
#define MAPPER_MULTI_4X8K (0x23)
#define MAPPER_MULTI_32K (0x40)
typedef struct
@ -120,6 +121,8 @@ static const rominfo_t game_list[] =
{0xFBA94148, 0, 0, 0, MAPPER_MULTI_32K, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Hi-Com 8-in-1 The Best Game Collection (Vol. 1) (KR) */
{0x8333C86E, 0, 0, 0, MAPPER_MULTI_32K, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Hi-Com 8-in-1 The Best Game Collection (Vol. 2) (KR) */
{0x00E9809F, 0, 0, 0, MAPPER_MULTI_32K, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Hi-Com 8-in-1 The Best Game Collection (Vol. 3) (KR) */
{0xBA5EC0E3, 0, 0, 0, MAPPER_MULTI_4X8K, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* 128 Hap (KR) */
{0x380D7400, 0, 0, 0, MAPPER_MULTI_4X8K, SYSTEM_SMS, REGION_JAPAN_NTSC}, /* Game Mo-eumjip 188 Hap (KR) */
/* games using Codemaster mapper */
{0x29822980, 0, 0, 0, MAPPER_CODIES, SYSTEM_SMS2, REGION_EUROPE}, /* Cosmic Spacehead */
@ -420,6 +423,7 @@ static void write_mapper_korea_16k(unsigned int address, unsigned char data);
static void write_mapper_msx(unsigned int address, unsigned char data);
static void write_mapper_multi_16k(unsigned int address, unsigned char data);
static void write_mapper_multi_32k(unsigned int address, unsigned char data);
static void write_mapper_multi_4x8k(unsigned int address, unsigned char data);
static void write_mapper_93c46(unsigned int address, unsigned char data);
static void write_mapper_terebi(unsigned int address, unsigned char data);
static unsigned char read_mapper_93c46(unsigned int address);
@ -607,6 +611,7 @@ void sms_cart_reset(void)
case MAPPER_KOREA_8K:
case MAPPER_MSX:
case MAPPER_MSX_NEMESIS:
case MAPPER_MULTI_4X8K:
cart_rom.fcr[0] = 0;
cart_rom.fcr[1] = 0;
cart_rom.fcr[2] = 0;
@ -827,6 +832,7 @@ int sms_cart_context_load(uint8 *state)
case MAPPER_KOREA_8K:
case MAPPER_MSX:
case MAPPER_MSX_NEMESIS:
case MAPPER_MULTI_4X8K:
cart_rom.fcr[0] = 0;
cart_rom.fcr[1] = 0;
cart_rom.fcr[2] = 0;
@ -1076,6 +1082,11 @@ static void mapper_reset(void)
z80_writemem = write_mapper_multi_32k;
break;
case MAPPER_MULTI_4X8K:
z80_readmem = read_mapper_default;
z80_writemem = write_mapper_multi_4x8k;
break;
case MAPPER_93C46:
z80_readmem = read_mapper_93c46;
z80_writemem = write_mapper_93c46;
@ -1392,6 +1403,20 @@ static void write_mapper_multi_32k(unsigned int address, unsigned char data)
z80_writemap[address >> 10][address & 0x03FF] = data;
}
static void write_mapper_multi_4x8k(unsigned int address, unsigned char data)
{
if (address == 0x2000)
{
mapper_8k_w(2,data ^ 0x1f);
mapper_8k_w(3,data ^ 0x1e);
mapper_8k_w(0,data ^ 0x1d);
mapper_8k_w(1,data ^ 0x1c);
return;
}
z80_writemap[address >> 10][address & 0x03FF] = data;
}
static void write_mapper_korea(unsigned int address, unsigned char data)
{
if (address == 0xA000)

2
core/cart_hw/sms_cart.h
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@ -2,7 +2,7 @@
* Genesis Plus
* SG-1000, Master System & Game Gear cartridge hardware support
*
* Copyright (C) 2007-2021 Eke-Eke (Genesis Plus GX)
* Copyright (C) 2007-2022 Eke-Eke (Genesis Plus GX)
*
* Redistribution and use of this code or any derivative works are permitted
* provided that the following conditions are met: