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ft68m: Use serial terminal and Am9513A (nw)

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This commit is contained in:
AJR 2017-09-22 11:35:11 -04:00
parent 90d52a80eb
commit b7ba12894b
2 changed files with 30 additions and 35 deletions
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2
src/devices/machine/am9513.cpp
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@ -29,7 +29,7 @@
#define LOG_MODE (1U << 1)
#define LOG_INPUT (1U << 2)
#define LOG_TC (1U << 3)
//#define VERBOSE (LOG_GENERAL | LOG_MODE | LOG_INPUT)
#define VERBOSE (LOG_GENERAL | LOG_MODE | LOG_INPUT)
#include "logmacro.h"

63
src/mame/drivers/ft68m.cpp
View File

@ -15,9 +15,9 @@ Interrupts: INT6 is output of Timer 2, INT7 is output of Timer 3 (refresh),
#include "emu.h"
#include "cpu/m68000/m68000.h"
#include "machine/terminal.h"
#define TERMINAL_TAG "terminal"
#include "bus/rs232/rs232.h"
#include "machine/am9513.h"
#include "machine/z80sio.h"
class ft68m_state : public driver_device
{
@ -25,38 +25,20 @@ public:
ft68m_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_p_base(*this, "rambase"),
m_maincpu(*this, "maincpu"),
m_terminal(*this, TERMINAL_TAG)
m_maincpu(*this, "maincpu")
{
}
void kbd_put(u8 data);
DECLARE_READ16_MEMBER(keyin_r);
DECLARE_READ16_MEMBER(status_r);
DECLARE_READ16_MEMBER(switches_r);
private:
uint8_t m_term_data;
virtual void machine_reset() override;
required_shared_ptr<uint16_t> m_p_base;
required_device<cpu_device> m_maincpu;
required_device<generic_terminal_device> m_terminal;
};
READ16_MEMBER( ft68m_state::keyin_r )
{
uint16_t ret = m_term_data;
m_term_data = 0;
return ret << 8;
}
READ16_MEMBER( ft68m_state::status_r )
{
return (m_term_data) ? 0x500 : 0x400;
}
READ16_MEMBER( ft68m_state::switches_r )
{
return 0x7c00; // bypass self test
@ -69,10 +51,8 @@ static ADDRESS_MAP_START(ft68m_mem, AS_PROGRAM, 16, ft68m_state)
AM_RANGE(0x000000, 0x1fffff) AM_RAM AM_SHARE("rambase")
AM_RANGE(0x200000, 0x201fff) AM_ROM AM_REGION("roms", 0x0000)
AM_RANGE(0x400000, 0x401fff) AM_ROM AM_REGION("roms", 0x2000)
AM_RANGE(0x600000, 0x600001) AM_READ(keyin_r) AM_DEVWRITE8(TERMINAL_TAG, generic_terminal_device, write, 0xff00)
AM_RANGE(0x600002, 0x600003) AM_READ(status_r)
//AM_RANGE(0x600000, 0x600003) AM_MIRROR(0x1ffffc) uPD7201 SIO
//AM_RANGE(0x800000, 0x800003) AM_MIRROR(0x1ffffc) AM9513 Timer
AM_RANGE(0x600000, 0x600007) AM_MIRROR(0x1ffff8) AM_DEVREADWRITE8("mpsc", upd7201_new_device, ba_cd_r, ba_cd_w, 0xff00)
AM_RANGE(0x800000, 0x800003) AM_MIRROR(0x1ffffc) AM_DEVREADWRITE("stc", am9513_device, read16, write16)
AM_RANGE(0xa00000, 0xbfffff) AM_RAM //Page Map
AM_RANGE(0xc00000, 0xdfffff) AM_RAM //Segment Map
AM_RANGE(0xe00000, 0xffffff) AM_READ(switches_r) //Context Register
@ -91,20 +71,35 @@ void ft68m_state::machine_reset()
m_maincpu->reset();
}
void ft68m_state::kbd_put(u8 data)
{
m_term_data = data;
}
static MACHINE_CONFIG_START( ft68m )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", M68000, XTAL_19_6608MHz / 2)
MCFG_CPU_PROGRAM_MAP(ft68m_mem)
/* video hardware */
MCFG_DEVICE_ADD(TERMINAL_TAG, GENERIC_TERMINAL, 0)
MCFG_GENERIC_TERMINAL_KEYBOARD_CB(PUT(ft68m_state, kbd_put))
MCFG_DEVICE_ADD("mpsc", UPD7201_NEW, 0)
MCFG_Z80SIO_OUT_TXDA_CB(DEVWRITELINE("rs232a", rs232_port_device, write_txd))
MCFG_Z80SIO_OUT_DTRA_CB(DEVWRITELINE("rs232a", rs232_port_device, write_dtr))
MCFG_Z80SIO_OUT_RTSA_CB(DEVWRITELINE("rs232a", rs232_port_device, write_rts))
MCFG_Z80SIO_OUT_TXDB_CB(DEVWRITELINE("rs232b", rs232_port_device, write_txd))
MCFG_Z80SIO_OUT_DTRB_CB(DEVWRITELINE("rs232b", rs232_port_device, write_dtr))
MCFG_Z80SIO_OUT_RTSB_CB(DEVWRITELINE("rs232b", rs232_port_device, write_rts))
MCFG_DEVICE_ADD("stc", AM9513A, XTAL_19_6608MHz / 8)
MCFG_AM9513_OUT4_CALLBACK(DEVWRITELINE("mpsc", upd7201_new_device, rxca_w))
MCFG_DEVCB_CHAIN_OUTPUT(DEVWRITELINE("mpsc", upd7201_new_device, txca_w))
MCFG_AM9513_OUT5_CALLBACK(DEVWRITELINE("mpsc", upd7201_new_device, rxcb_w))
MCFG_DEVCB_CHAIN_OUTPUT(DEVWRITELINE("mpsc", upd7201_new_device, txcb_w))
MCFG_RS232_PORT_ADD("rs232a", default_rs232_devices, "terminal")
MCFG_RS232_RXD_HANDLER(DEVWRITELINE("mpsc", upd7201_new_device, rxa_w))
MCFG_RS232_DSR_HANDLER(DEVWRITELINE("mpsc", upd7201_new_device, dcda_w))
MCFG_RS232_CTS_HANDLER(DEVWRITELINE("mpsc", upd7201_new_device, ctsa_w))
MCFG_RS232_PORT_ADD("rs232b", default_rs232_devices, nullptr)
MCFG_RS232_RXD_HANDLER(DEVWRITELINE("mpsc", upd7201_new_device, rxb_w))
MCFG_RS232_DSR_HANDLER(DEVWRITELINE("mpsc", upd7201_new_device, dcdb_w))
MCFG_RS232_CTS_HANDLER(DEVWRITELINE("mpsc", upd7201_new_device, ctsb_w))
MACHINE_CONFIG_END
/* ROM definition */