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einstein: Added 2nd ROM socket.

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This commit is contained in:
Nigel Barnes 2022-10-16 22:38:00 +01:00
parent 673b3273d3
commit f3423c9741
1 changed files with 23 additions and 7 deletions
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30
src/mame/tatung/einstein.cpp
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@ -18,6 +18,8 @@
#include "bus/centronics/ctronics.h"
#include "bus/einstein/pipe/pipe.h"
#include "bus/einstein/userport/userport.h"
#include "bus/generic/carts.h"
#include "bus/generic/slot.h"
#include "bus/rs232/rs232.h"
#include "imagedev/cassette.h"
#include "imagedev/floppy.h"
@ -33,6 +35,7 @@
#include "video/tms9928a.h"
#include "video/v9938.h"
#include "sound/ay8910.h"
#include "screen.h"
#include "softlist_dev.h"
#include "speaker.h"
@ -78,6 +81,7 @@ public:
m_psg(*this, IC_I030),
m_centronics(*this, "centronics"),
m_strobe_timer(*this, "strobe"),
m_rom2(*this, "rom2"),
m_bios(*this, "bios"),
m_bank1(*this, "bank1"),
m_bank2(*this, "bank2"),
@ -158,6 +162,7 @@ private:
required_device<ay8910_device> m_psg;
required_device<centronics_device> m_centronics;
required_device<timer_device> m_strobe_timer;
optional_device<generic_slot_device> m_rom2;
required_memory_region m_bios;
required_memory_bank m_bank1;
required_memory_bank m_bank2;
@ -470,6 +475,12 @@ void einstein_state::machine_start()
void einstein_state::machine_reset()
{
// 2nd rom socket
if (m_rom2.found() && m_rom2->exists())
{
memcpy(m_bios->base() + 0x4000, m_rom2->get_rom_base(), m_rom2->get_rom_size());
}
// rom enabled on reset
m_rom_enabled = 1;
m_bank1->set_entry(m_rom_enabled);
@ -958,13 +969,6 @@ void einstein_state::einstein(machine_config &config)
FLOPPY_CONNECTOR(config, IC_I042 ":2", einstein_floppies, "525qd", floppy_image_device::default_mfm_floppy_formats).enable_sound(true);
FLOPPY_CONNECTOR(config, IC_I042 ":3", einstein_floppies, "525qd", floppy_image_device::default_mfm_floppy_formats).enable_sound(true);
/* software lists */
SOFTWARE_LIST(config, "disk_list").set_original("einstein").set_filter("TC01");
quickload_image_device &quickload(QUICKLOAD(config, "quickload", "com", attotime::from_seconds(2)));
quickload.set_load_callback(FUNC(einstein_state::quickload_cb));
quickload.set_interface("einstein_quik");
/* RAM is provided by 8k DRAM ICs i009, i010, i011, i012, i013, i014, i015 and i016 */
/* internal ram */
RAM(config, RAM_TAG).set_default_size("64K");
@ -977,6 +981,17 @@ void einstein_state::einstein(machine_config &config)
/* user port */
EINSTEIN_USERPORT(config, "user").bstb_handler().set(IC_I063, FUNC(z80pio_device::strobe_b));
/* 2nd rom socket I024 */
GENERIC_SOCKET(config, m_rom2, generic_linear_slot, "einstein_rom", "bin,rom");
/* software lists */
SOFTWARE_LIST(config, "disk_list").set_original("einstein").set_filter("TC01");
SOFTWARE_LIST(config, "rom_list").set_original("einstein_rom");
quickload_image_device &quickload(QUICKLOAD(config, "quickload", "com", attotime::from_seconds(2)));
quickload.set_load_callback(FUNC(einstein_state::quickload_cb));
quickload.set_interface("einstein_quik");
}
void einstein_state::einst256(machine_config &config)
@ -991,6 +1006,7 @@ void einstein_state::einst256(machine_config &config)
config.device_remove(IC_I042 ":3");
config.device_remove("pipe");
config.device_remove("user");
config.device_remove("rom2");
/* basic machine hardware */
m_maincpu->set_addrmap(AS_IO, &einstein_state::einst256_io);