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Diffstat (limited to 'src/devices/bus/sega8/rom.cpp')
-rw-r--r--src/devices/bus/sega8/rom.cpp51
1 files changed, 51 insertions, 0 deletions
diff --git a/src/devices/bus/sega8/rom.cpp b/src/devices/bus/sega8/rom.cpp
index 1cc25a476cf..6d7abd8338c 100644
--- a/src/devices/bus/sega8/rom.cpp
+++ b/src/devices/bus/sega8/rom.cpp
@@ -11,6 +11,7 @@
#include "emu.h"
#include "rom.h"
+#include "softlist_dev.h"
//-------------------------------------------------
@@ -39,6 +40,7 @@ DEFINE_DEVICE_TYPE(SEGA8_ROM_NEMESIS, sega8_nemesis_device, "sega8_nem
DEFINE_DEVICE_TYPE(SEGA8_ROM_JANGGUN, sega8_janggun_device, "sega8_janggun", "SMS Janggun Cart")
DEFINE_DEVICE_TYPE(SEGA8_ROM_HICOM, sega8_hicom_device, "sega8_hicom", "SMS Hi-Com Carts")
DEFINE_DEVICE_TYPE(SEGA8_ROM_KOREAN, sega8_korean_device, "sega8_korean", "SMS Korean Carts")
+DEFINE_DEVICE_TYPE(SEGA8_ROM_KOREAN_188, sega8_korean_188_device, "sega8_korean_188", "SMS Korean 188 in 1 Multicart")
DEFINE_DEVICE_TYPE(SEGA8_ROM_KOREAN_NB, sega8_korean_nb_device, "sega8_korean_nb", "SMS Korean No-Bank Mapper Carts")
DEFINE_DEVICE_TYPE(SEGA8_ROM_SEOJIN, sega8_seojin_device, "sega8_seojin", "SMS Seo Jin Multi-cart")
DEFINE_DEVICE_TYPE(SEGA8_ROM_X_TERMINATOR, sega8_x_terminator_device, "sega8_x_terminator", "GG X-Terminator")
@@ -177,6 +179,13 @@ sega8_korean_device::sega8_korean_device(const machine_config &mconfig, const ch
}
+sega8_korean_188_device::sega8_korean_188_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock)
+ : sega8_rom_device(mconfig, SEGA8_ROM_KOREAN_188, tag, owner, clock)
+ , m_rom_bank_base(0)
+{
+}
+
+
sega8_korean_nb_device::sega8_korean_nb_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
: sega8_rom_device(mconfig, SEGA8_ROM_KOREAN_NB, tag, owner, clock)
{
@@ -257,6 +266,7 @@ void sega8_codemasters_device::device_reset()
m_ram_enabled = 0;
}
+
void sega8_4pak_device::device_start()
{
save_item(NAME(m_rom_bank_base));
@@ -284,6 +294,17 @@ void sega8_zemina_device::device_reset()
}
+void sega8_korean_188_device::device_start()
+{
+ save_item(NAME(m_rom_bank_base));
+}
+
+void sega8_korean_188_device::device_reset()
+{
+ m_rom_bank_base = 0;
+}
+
+
void sega8_multicart_device::device_start()
{
save_item(NAME(m_block));
@@ -989,6 +1010,36 @@ void sega8_korean_device::write_cart(offs_t offset, uint8_t data)
m_rom_bank_base[2] = data % m_rom_page_count;
}
+
+/*-------------------------------------------------
+
+ Korean Game 188 multicart,
+ writes to 0x2000 switch 8K banks at 0x4000-0xbfff
+
+ TODO: figure out why menu #s 6, 13, etc don't load.
+ Add dumps of other compatible multicarts.
+
+ -------------------------------------------------*/
+
+u8 sega8_korean_188_device::read_cart(offs_t offset)
+{
+ if (offset < 0x4000)
+ return m_rom[offset];
+ else
+ {
+ int bank = m_rom_bank_base ^ 0x1f;
+ bank %= m_rom_page_count * 2;
+ return m_rom[bank * 0x2000 + offset - 0x4000];
+ }
+}
+
+void sega8_korean_188_device::write_cart(offs_t offset, u8 data)
+{
+ if ((offset & 0x6000) == 0x2000)
+ m_rom_bank_base = data;
+}
+
+
/*-------------------------------------------------
Seo Jin Multi-Carts