diff options
Diffstat (limited to 'src/mame/drivers/besta.cpp')
-rw-r--r-- | src/mame/drivers/besta.cpp | 148 |
1 files changed, 0 insertions, 148 deletions
diff --git a/src/mame/drivers/besta.cpp b/src/mame/drivers/besta.cpp deleted file mode 100644 index f9a31c0c7e3..00000000000 --- a/src/mame/drivers/besta.cpp +++ /dev/null @@ -1,148 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Sergey Svishchev -/*************************************************************************** - - Besta-88 and Besta-90 engineering workstations. - - Derived (OEMd?) from Force Computers' SYS68K series. - -****************************************************************************/ - -#include "emu.h" -#include "cpu/m68000/m68000.h" -#include "machine/68230pit.h" -#include "machine/terminal.h" - - -class besta_state : public driver_device -{ -public: - besta_state(const machine_config &mconfig, device_type type, const char *tag) - : driver_device(mconfig, type, tag) - , m_maincpu(*this, "maincpu") - , m_pit1 (*this, "pit1") - , m_pit2 (*this, "pit2") - , m_terminal(*this, "terminal") - , m_p_ram(*this, "p_ram") - { } - - void besta(machine_config &config); - -protected: - void besta_mem(address_map &map); - DECLARE_READ8_MEMBER( mpcc_reg_r ); - DECLARE_WRITE8_MEMBER( mpcc_reg_w ); - void kbd_put(u8 data); - virtual void machine_reset() override; - - uint8_t m_term_data; - uint8_t m_mpcc_regs[32]; - - required_device<cpu_device> m_maincpu; - required_device<pit68230_device> m_pit1; - required_device<pit68230_device> m_pit2; - - required_device<generic_terminal_device> m_terminal; - required_shared_ptr<uint32_t> m_p_ram; -}; - -READ8_MEMBER( besta_state::mpcc_reg_r ) -{ - uint8_t ret; - - switch (offset) { - case 0: /* r_stat aka ... */ - return (m_term_data) ? 0x80 : 0; - case 2: /* r_data aka ... */ - ret = m_term_data; - m_term_data = 0; - return ret; - default: - return m_mpcc_regs[offset]; - } -} - -WRITE8_MEMBER( besta_state::mpcc_reg_w ) -{ - switch (offset) { - case 2: - kbd_put(data); - break; - case 10: - m_terminal->write(data); - default: - m_mpcc_regs[offset] = data; - break; - } -} - -void besta_state::kbd_put(u8 data) -{ - m_term_data = data; -} - -void besta_state::besta_mem(address_map &map) -{ - map(0x00000000, 0x001fffff).ram().share("p_ram"); // local bus DRAM, 4MB -// map(0x08010000, 0x08011fff).ram(); // unknown -- accessed by cp31dssp -// map(0xfca03500, 0xfca0350f).rw(FUNC(besta_state::iscsi_reg_r), FUNC(besta_state::iscsi_reg_w)); - map(0xff000000, 0xff00ffff).rom().region("user1", 0); // actual mapping is up to 0xff03ffff - map(0xff040000, 0xff07ffff).ram(); // onboard SRAM -// map(0xff800000, 0xff80001f).rw("mpcc", FUNC(mpcc68561_t::reg_r), FUNC(mpcc68561_t::reg_w)); - map(0xff800000, 0xff80001f).rw(FUNC(besta_state::mpcc_reg_r), FUNC(besta_state::mpcc_reg_w)); // console - map(0xff800200, 0xff800237).rw(m_pit2, FUNC(pit68230_device::read), FUNC(pit68230_device::write)); -// map(0xff800400, 0xff800xxx) // ??? -- shows up in cp31dssp log -// map(0xff800800, 0xff800xxx) // 68153 BIM -// map(0xff800a00, 0xff800xxx) // 62421 RTC - map(0xff800c00, 0xff800c37).rw(m_pit1, FUNC(pit68230_device::read), FUNC(pit68230_device::write)); -// map(0xff800e00, 0xff800xxx) // PIT3? -} - -/* Input ports */ -static INPUT_PORTS_START( besta ) -INPUT_PORTS_END - - -void besta_state::machine_reset() -{ - uint8_t* user1 = memregion("user1")->base(); - - memcpy((uint8_t*)m_p_ram.target(),user1,0x10000); // not really what happens but... - memset(m_mpcc_regs, 0, sizeof(m_mpcc_regs)); // should initialize to defined values - m_mpcc_regs[8] = 0x80; // always ready to transmit - - m_maincpu->reset(); -} - -/* CP31 processor board */ -void besta_state::besta(machine_config &config) -{ - /* basic machine hardware */ - M68030(config, m_maincpu, 2*16670000); - m_maincpu->set_addrmap(AS_PROGRAM, &besta_state::besta_mem); - - PIT68230(config, m_pit1, 16670000 / 2); // XXX verify clock - - PIT68230(config, m_pit2, 16670000 / 2); // XXX verify clock - - GENERIC_TERMINAL(config, m_terminal, 0); - m_terminal->set_keyboard_callback(FUNC(besta_state::kbd_put)); -} - -/* ROM definition */ - -ROM_START( besta88 ) - ROM_REGION32_BE( 0x10000, "user1", ROMREGION_ERASEFF ) - - ROM_SYSTEM_BIOS(0, "cp31dbg", "CP31 Debug") - ROMX_LOAD( "cp31dbgboot.27c512", 0x0000, 0x10000, CRC(9bf057de) SHA1(b13cb16042e4c6ca63ae26058a78259c0849d0b6), ROM_BIOS(0)) - ROM_SYSTEM_BIOS(1, "cp31dssp", "CP31 DSSP") - ROMX_LOAD( "cp31dsspboot.27c512", 0x0000, 0x10000, CRC(607a0a55) SHA1(c257a88672ab39d2f3fad681d22e062182b0236d), ROM_BIOS(1)) - ROM_SYSTEM_BIOS(2, "cp31os9", "CP31 OS9") - ROMX_LOAD( "cp31os9.27c512", 0x0000, 0x10000, CRC(607a0a55) SHA1(c257a88672ab39d2f3fad681d22e062182b0236d), ROM_BIOS(2)) -ROM_END - -/* Driver */ - -// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS -COMP( 1988, besta88, 0, 0, besta, besta, besta_state, empty_init, "Sapsan", "Besta-88", MACHINE_NOT_WORKING | MACHINE_NO_SOUND_HW ) |