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bus/gameboy: Added support for Liebao Technology cartridges.
gameboy.xml: Changed default NVRAM fill for dbzgeki to 0xff - this will cause it to treat the three save files as empty rather than starting in a glitchy state. New working software list items ------------------------------- Dragon Ball Z English [lana_chan_, taizou]
This commit is contained in:
Vas Crabb
parent
2e5a0c183f
commit
6c0257b1a1
8 changed files with 207 additions and 1 deletions
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@ -5851,6 +5851,25 @@ license:CC0
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<rom name="dragon ball z - gokuu gekitouden (japan).bin" size="0x80000" crc="ff3c027d" sha1="1f7a08d2e51e90d770d9dbf4092166b2bfa5697e" />
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</dataarea>
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<dataarea name="nvram" size="0x2000">
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<rom value="0xff" size="0x2000" loadflag="fill" />
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</dataarea>
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</part>
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</software>
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<!-- unlicensed English translation of Dragon Ball Z - Gokuu Gekitouden -->
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<software name="dbzeng" cloneof="dbzgeki" supported="partial">
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<description>Dragon Ball Z English</description> <!-- title screen -->
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<year>2001</year>
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<publisher>Liebao Technology?</publisher>
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<info name="alt_title" value="Dragon Ball Z 3" /> <!-- cartridge label? -->
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<part name="cart" interface="gameboy_cart">
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<feature name="enhancement" value="sgb" />
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<feature name="slot" value="rom_liebao" />
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<dataarea name="rom" size="0x100000">
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<rom name="dragon ball z english.gb" size="0x100000" crc="71b8ea17" sha1="c43eb3906f77dda5fee94a0fce0b6d783461238c" />
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</dataarea>
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<dataarea name="nvram" size="0x2000">
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<rom value="0xff" size="0x2000" loadflag="fill" />
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</dataarea>
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</part>
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</software>
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@ -3719,6 +3719,8 @@ if (BUSES["GAMEBOY"]~=null) then
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MAME_DIR .. "src/devices/bus/gameboy/huc1.h",
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MAME_DIR .. "src/devices/bus/gameboy/huc3.cpp",
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MAME_DIR .. "src/devices/bus/gameboy/huc3.h",
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MAME_DIR .. "src/devices/bus/gameboy/liebao.cpp",
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MAME_DIR .. "src/devices/bus/gameboy/liebao.h",
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MAME_DIR .. "src/devices/bus/gameboy/mbc.cpp",
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MAME_DIR .. "src/devices/bus/gameboy/mbc.h",
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MAME_DIR .. "src/devices/bus/gameboy/mbc2.cpp",
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@ -13,6 +13,7 @@
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#include "gbck003.h"
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#include "huc1.h"
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#include "huc3.h"
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#include "liebao.h"
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#include "mbc.h"
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#include "mbc2.h"
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#include "mbc3.h"
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@ -55,6 +56,7 @@ char const *const GB_CHONGWU = "rom_chong";
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char const *const GB_LICHENG = "rom_licheng";
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char const *const GB_NEWGBCHK = "rom_newgbchk";
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char const *const GB_VF001 = "rom_vf001";
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char const *const GB_LIEBAO = "rom_liebao";
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char const *const GB_NTNEW = "rom_ntnew";
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char const *const GB_SLMULTI = "rom_slmulti";
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char const *const GB_GBCK003 = "rom_gbck003";
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@ -98,6 +100,7 @@ void gameboy_cartridges(device_slot_interface &device)
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device.option_add_internal(slotoptions::GB_LICHENG, GB_ROM_LICHENG);
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device.option_add_internal(slotoptions::GB_NEWGBCHK, GB_ROM_NEWGBCHK);
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device.option_add_internal(slotoptions::GB_VF001, GB_ROM_VF001);
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device.option_add_internal(slotoptions::GB_LIEBAO, GB_ROM_LIEBAO);
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device.option_add_internal(slotoptions::GB_NTNEW, GB_ROM_NTNEW);
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device.option_add_internal(slotoptions::GB_SLMULTI, GB_ROM_SLMULTI);
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device.option_add_internal(slotoptions::GB_GBCK003, GB_ROM_GBCK003);
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@ -45,6 +45,7 @@ extern char const *const GB_CHONGWU;
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extern char const *const GB_LICHENG;
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extern char const *const GB_NEWGBCHK;
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extern char const *const GB_VF001;
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extern char const *const GB_LIEBAO;
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extern char const *const GB_NTNEW;
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extern char const *const GB_SLMULTI;
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extern char const *const GB_GBCK003;
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@ -746,6 +746,9 @@ std::optional<char const *> probe_gbx_footer(std::string_view tag, util::random_
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case gbxfile::TYPE_VF001:
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result = slotoptions::GB_VF001;
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break;
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case gbxfile::TYPE_LIEBAO:
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result = slotoptions::GB_LIEBAO;
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break;
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case gbxfile::TYPE_NTNEW:
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result = slotoptions::GB_NTNEW;
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break;
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@ -24,7 +24,7 @@
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* Program ROM size in bytes (4 bytes).
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* Cartridge RAM size in bytes (4 bytes).
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There is additional data between the leader and trailer that contains
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There is additional data between the leader and trailer that can hold
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additional wiring or configuration details for the cartridge if necessary.
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In general, it's 32 bytes long, and unused portions are filled with 0x00.
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It seems to be entirely unused for most cartridge types.
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@ -55,6 +55,7 @@ enum : u32
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TYPE_HUC3 = 0x48554333, // 'HUC3'
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TYPE_SLMULTI = 0x4c424d43, // 'LBMC'
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TYPE_LICHENG = 0x4c494348, // 'LICH'
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TYPE_LIEBAO = 0x4c494241, // 'LIBA'
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TYPE_M161 = 0x4d313631, // 'M161'
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TYPE_MBC1_COLL = 0x4d42314d, // 'MB1M'
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TYPE_MBC1 = 0x4d424331, // 'MBC1'
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159
src/devices/bus/gameboy/liebao.cpp
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159
src/devices/bus/gameboy/liebao.cpp
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@ -0,0 +1,159 @@
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// license:BSD-3-Clause
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// copyright-holders:Vas Crabb
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/***************************************************************************
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Memory controller used by Liebao Technology
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Supports switching 8 KiB pages at 0x4000 and 0x6000 independently. Only
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even pages can be mapped at 0x4000, and only odd pages can be mapped at
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0x6000. Everything here is guesswork based on the behaviour of a single
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game.
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***************************************************************************/
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#include "emu.h"
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#include "liebao.h"
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#include "cartbase.ipp"
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//#define VERBOSE 1
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//#define LOG_OUTPUT_FUNC osd_printf_info
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#include "logmacro.h"
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namespace bus::gameboy {
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namespace {
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class liebao_device : public mbc_ram_device_base<mbc_8k_device_base>
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{
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public:
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liebao_device(machine_config const &mconfig, char const *tag, device_t *owner, u32 clock);
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virtual image_init_result load(std::string &message) override ATTR_COLD;
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protected:
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virtual void device_start() override ATTR_COLD;
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virtual void device_reset() override ATTR_COLD;
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private:
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void enable_ram(offs_t offset, u8 data);
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void bank_switch_rom(offs_t offset, u8 data);
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void bank_switch_ram(u8 data);
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void bank_switch_rom_high(offs_t offset, u8 data);
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memory_view m_view_ram;
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u8 m_bank_high_set;
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};
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liebao_device::liebao_device(
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machine_config const &mconfig,
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char const *tag,
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device_t *owner,
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u32 clock) :
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mbc_ram_device_base<mbc_8k_device_base>(mconfig, GB_ROM_LIEBAO, tag, owner, clock),
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m_view_ram(*this, "ram"),
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m_bank_high_set(0U)
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{
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}
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image_init_result liebao_device::load(std::string &message)
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{
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// set up ROM and RAM
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set_bank_bits_rom(9);
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set_bank_bits_ram(4);
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if (!check_rom(message) || !check_ram(message))
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return image_init_result::FAIL;
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cart_space()->install_view(0xa000, 0xbfff, m_view_ram);
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install_rom(*cart_space(), *cart_space(), *cart_space());
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install_ram(m_view_ram[0]);
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// install handlers
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cart_space()->install_write_handler(
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0x0000, 0x1fff,
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write8sm_delegate(*this, FUNC(liebao_device::enable_ram)));
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cart_space()->install_write_handler(
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0x2000, 0x2fff,
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write8sm_delegate(*this, FUNC(liebao_device::bank_switch_rom)));
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cart_space()->install_write_handler(
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0x4000, 0x5fff,
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write8smo_delegate(*this, FUNC(liebao_device::bank_switch_ram)));
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cart_space()->install_write_handler(
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0x7000, 0x7fff,
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write8sm_delegate(*this, FUNC(liebao_device::bank_switch_rom_high)));
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// all good
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return image_init_result::PASS;
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}
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void liebao_device::device_start()
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{
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mbc_ram_device_base<mbc_8k_device_base>::device_start();
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save_item(NAME(m_bank_high_set));
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}
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void liebao_device::device_reset()
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{
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mbc_ram_device_base<mbc_8k_device_base>::device_reset();
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m_view_ram.disable();
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m_bank_high_set = 0U;
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set_bank_rom_low(2);
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set_bank_rom_high(3);
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set_bank_ram(0);
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}
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void liebao_device::enable_ram(offs_t offset, u8 data)
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{
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// TODO: how many bits are checked?
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bool const enable = 0x0a == (data & 0x0f);
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LOG(
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"%s: Cartridge RAM %s\n",
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machine().describe_context(),
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enable ? "enabled" : "disabled");
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if (enable)
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m_view_ram.select(0);
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else
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m_view_ram.disable();
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}
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void liebao_device::bank_switch_rom(offs_t offset, u8 data)
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{
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set_bank_rom_low(u16(data) << 1);
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if (m_bank_high_set || ((offset & 0x00ff) == 0x00d2))
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m_bank_high_set = 0U;
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else
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set_bank_rom_high((u16(data) << 1) | 0x01);
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}
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void liebao_device::bank_switch_ram(u8 data)
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{
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set_bank_ram(data & 0x0f);
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}
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void liebao_device::bank_switch_rom_high(offs_t offset, u8 data)
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{
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if ((offset & 0x00ff) == 0x00d2)
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{
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m_bank_high_set = 1U;
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set_bank_rom_high((u16(data) << 1) | 0x01);
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}
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}
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} // anonymous namespace
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} // namespace bus::gameboy
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DEFINE_DEVICE_TYPE_PRIVATE(GB_ROM_LIEBAO, device_gb_cart_interface, bus::gameboy::liebao_device, "gb_rom_liebao", "Game Boy Liebao Technology Cartridge")
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18
src/devices/bus/gameboy/liebao.h
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18
src/devices/bus/gameboy/liebao.h
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@ -0,0 +1,18 @@
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// license:BSD-3-Clause
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// copyright-holders:Vas Crabb
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/***************************************************************************
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Memory controller used by Liebao Technology
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***************************************************************************/
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#ifndef MAME_BUS_GAMEBOY_LIEBAO_H
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#define MAME_BUS_GAMEBOY_LIEBAO_H
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#pragma once
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#include "slot.h"
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DECLARE_DEVICE_TYPE(GB_ROM_LIEBAO, device_gb_cart_interface)
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#endif // MAME_BUS_GAMEBOY_LIEBAO_H
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