/
vax11.cpp
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/
vax11.cpp
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// license:BSD-3-Clause
// copyright-holders:Miodrag Milanovic
/***************************************************************************
VAX-11
VAX-11/785
-------
M7459 TRS, TERMINATOR & SILO
M7460 KA785, SBL,CUP SBI LOW BITS
M7461 KA785, SBH,SBI
M7462 KA785, CAM, CACHE ADDRESS MATRIX
M7463 KA785, CDM, CACHE DATA MATRIX
M7464 KA785, TBM, CPU TRANSLATION BUFFER
M7465 KA785, IDP, CPU INSTRUCTION DATA
M7466 KA785, IRC, CPU INSTRUCTION DECODE
M7467 KA785, DPB, CPU DATA PATH B
M7468 KA785, DEP, CPU DATA PATH E
M7469 KA785, DDP, CPU DATA PATH D
M7470 KA785, DCP, CPU DATA PATH C
M7471 KA785, DAP, CPU DATA PATH A
M7472 KA785, CEW (CONDITION CODES, EXCEP
M7473 KA785, ICL (INTERRUPT CONTROL, LOW
M7474 KA785, CLK (CPU CLOCK)
M7475 KA785, JCS, JOINT CONTROL STORE
M7476 KA785, USC, MICRO SEQUENCER CONTROL
M7477 KA785, CIB, CPU CONSOLE INTERFACE
+----------FP785--------+
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
M7459 M7460 M7461 M7462 M7463 M7464 M7465 M7466 M7467 M7468 M7469 M7470 M7471 M7472 M7473 M7474 M7475 M7475 UNUSED M7476 M7540 M7541 M7542 M7543 M7544 M7477
TRS SBL SBH CAM CDM TBM IDP IRC DBP DEP DDP DCP DAP CEH ICL CLK JCS JCS USC FNM FMH FML FAD FCT CIB
VAX-11/780
-------
M8237 TERMINATOR SILO
M8218 SBL LOW BIT INTERFACE
M8219 SBH HIGH BITS INTERFACE
M8220 CAM CPU CACHE ADAPTER MATRIX
M8221 CDM CPU CACHE DATA MATRIX
M8222 TBM CPU TRANSLATION BUFFER MATRIX
M8223 IRC CPU INSTRUCT DECODE&CLOCKS
M8224 IDP CPU INSTRUCTION DATA PATH
M8225 DBP DATA PATH B
M8226 DEP DATA PATH E
M8227 DDP DATA PATH D
M8228 DCP DATA PATH C
M8229 DAP DATA PATH A
M8230 CEH CPU CONDITION CODE
M8231 ICL CPU TRAPS AND INTERRUPT CONTROL
M8232 CLK CPU CLOCK
M8238 WCS KU780-A 2K WCS
M8234 PCS KA780-A PCS, PROM CONTROL STORE
M8235 USC MICRO SEQUENCE CONTROL
M8236 CIB CONSOLE INTERFACE
+----------FP780--------+
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
M8237 M8218 M8219 M8220 M8221 M8222 M8223 M8224 M8225 M8226 M8227 M8228 M8229 M8230 M8231 M8232 M8233 M8233 M8234 M8235 M8285 M8286 M8287 M8288 M8289 M8236
TRS SBL SBH CAM CDM TBM IDP IRC DBP DEP DDP DCP DAP CEH ICL CLK or or PCS USC FNM FMH FML FAD FCT CIB
M8238 M8238
02/08/2012 Skeleton driver.
****************************************************************************/
#include "emu.h"
#include "cpu/t11/t11.h"
#include "machine/terminal.h"
#include "rx01.h"
namespace {
class vax11_state : public driver_device
{
public:
vax11_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
, m_terminal(*this, "terminal")
{ }
void vax11(machine_config &config);
private:
required_device<t11_device> m_maincpu;
required_device<generic_terminal_device> m_terminal;
uint16_t term_r();
uint16_t term_tx_status_r();
uint16_t term_rx_status_r();
void term_w(uint16_t data);
void kbd_put(u8 data);
uint8_t m_term_data = 0;
uint16_t m_term_status = 0;
void vax11_mem(address_map &map);
};
void vax11_state::term_w(uint16_t data)
{
m_terminal->write(data);
}
uint16_t vax11_state::term_r()
{
m_term_status = 0x0000;
return m_term_data;
}
uint16_t vax11_state::term_tx_status_r()
{ // always ready
return 0xffff;
}
uint16_t vax11_state::term_rx_status_r()
{
return m_term_status;
}
void vax11_state::vax11_mem(address_map &map)
{
map.unmap_value_high();
map(0x0000, 0xbfff).ram(); // RAM
map(0xc000, 0xd7ff).rom();
map(0xfe78, 0xfe7b).rw("rx01", FUNC(rx01_device::read), FUNC(rx01_device::write));
map(0xff70, 0xff71).r(FUNC(vax11_state::term_rx_status_r));
map(0xff72, 0xff73).r(FUNC(vax11_state::term_r));
map(0xff74, 0xff75).r(FUNC(vax11_state::term_tx_status_r));
map(0xff76, 0xff77).w(FUNC(vax11_state::term_w));
}
/* Input ports */
static INPUT_PORTS_START( vax11 )
INPUT_PORTS_END
void vax11_state::kbd_put(u8 data)
{
m_term_data = data;
m_term_status = 0xffff;
}
void vax11_state::vax11(machine_config &config)
{
/* basic machine hardware */
T11(config, m_maincpu, XTAL(4'000'000)); // Need proper CPU here
m_maincpu->set_initial_mode(0 << 13);
m_maincpu->set_addrmap(AS_PROGRAM, &vax11_state::vax11_mem);
/* video hardware */
GENERIC_TERMINAL(config, m_terminal, 0);
m_terminal->set_keyboard_callback(FUNC(vax11_state::kbd_put));
RX01(config, "rx01", 0);
}
ROM_START( vax785 )
ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF )
// M7477
ROMX_LOAD( "23-144f1-00.e56", 0xc000, 0x0400, CRC(99c1f117) SHA1(f05b6e97bf258392656058864abc1177379194da), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1))
ROMX_LOAD( "23-145f1-00.e68", 0xc000, 0x0400, CRC(098b63d2) SHA1(c2742aaccdac2921e1704c835ee5cef242cd7308), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1))
ROMX_LOAD( "23-146f1-00.e84", 0xc001, 0x0400, CRC(0f5f5d7b) SHA1(2fe325d2a78a8ce5146317cc39c084c4967c323c), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1))
ROMX_LOAD( "23-147f1-00.e72", 0xc001, 0x0400, CRC(bde386f2) SHA1(fcb5a1fa505912c5f44781619c9508cd142721e3), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1))
ROMX_LOAD( "23-148f1-00.e58", 0xc800, 0x0400, CRC(fe4c61e3) SHA1(4641a236761692a8f45b14ed6a73f535d57c2daa), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1))
ROMX_LOAD( "23-149f1-00.e70", 0xc800, 0x0400, CRC(a13f5f8a) SHA1(6a9d3b5a71a3249f3b9491d541c9854e071a320c), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1))
ROMX_LOAD( "23-150f1-00.e87", 0xc801, 0x0400, CRC(ca8d6419) SHA1(6d9c3e1e2f5a35f92c82240fcede14645aa83340), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1))
ROMX_LOAD( "23-151f1-00.e74", 0xc801, 0x0400, CRC(58ce48d3) SHA1(230dbcab1470752befb6733a89e3612ad7fba10d), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1))
ROMX_LOAD( "23-236f1-00.e57", 0xd000, 0x0400, CRC(6f23470a) SHA1(d90a0bc56f04c2830f8cfb6b870db207b96e75b1), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1))
ROMX_LOAD( "23-237f1-00.e69", 0xd000, 0x0400, CRC(2bf8cf0b) SHA1(6db79c5392b265e38b5b8b386528d7c138d995e9), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1))
ROMX_LOAD( "23-238f1-00.e85", 0xd001, 0x0400, CRC(ff569f71) SHA1(05985396047fb4639959000a1abe50d2f184deaa), ROM_NIBBLE | ROM_SHIFT_NIBBLE_LO | ROM_SKIP(1))
ROMX_LOAD( "23-239f1-00.e73", 0xd001, 0x0400, CRC(cec7abe3) SHA1(8b8b52bd46340c58efa5adef3f306e0cdcb77520), ROM_NIBBLE | ROM_SHIFT_NIBBLE_HI | ROM_SKIP(1))
ROM_END
} // anonymous namespace
/* YEAR NAME PARENT COMPAT MACHINE INPUT STATE INIT COMPANY FULLNAME FLAGS */
COMP( 1984, vax785, 0, 0, vax11, vax11, vax11_state, empty_init, "Digital Equipment Corporation", "VAX-11/785", MACHINE_NOT_WORKING | MACHINE_NO_SOUND)