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sun1: Use Am9513 (nw)

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This commit is contained in:
AJR 2017-09-23 01:54:01 -04:00
parent d99cfb1ebf
commit 3573479484
1 changed files with 14 additions and 4 deletions
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18
src/mame/drivers/sun1.cpp
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@ -52,6 +52,7 @@
#include "emu.h"
#include "bus/rs232/rs232.h"
#include "cpu/m68000/m68000.h"
#include "machine/am9513.h"
#include "machine/z80sio.h"
@ -79,8 +80,8 @@ static ADDRESS_MAP_START(sun1_mem, AS_PROGRAM, 16, sun1_state)
ADDRESS_MAP_UNMAP_HIGH
AM_RANGE(0x00000000, 0x001fffff) AM_RAM AM_SHARE("p_ram") // 512 KB RAM / ROM at boot
AM_RANGE(0x00200000, 0x00203fff) AM_ROM AM_REGION("user1",0)
AM_RANGE(0x00600000, 0x006000ff) AM_DEVREADWRITE8("iouart", upd7201_new_device, ba_cd_r, ba_cd_w, 0xff00)
AM_RANGE(0x00800000, 0x008000ff) AM_UNMAP // AM9513 timer at 5MHz
AM_RANGE(0x00600000, 0x00600007) AM_MIRROR(0x1ffff8) AM_DEVREADWRITE8("iouart", upd7201_new_device, ba_cd_r, ba_cd_w, 0xff00)
AM_RANGE(0x00800000, 0x00800003) AM_MIRROR(0x1ffffc) AM_DEVREADWRITE("timer", am9513_device, read16, write16)
AM_RANGE(0x00a00000, 0x00bfffff) AM_UNMAP // page map
AM_RANGE(0x00c00000, 0x00dfffff) AM_UNMAP // segment map
AM_RANGE(0x00e00000, 0x00ffffff) AM_UNMAP // context register
@ -106,8 +107,17 @@ static MACHINE_CONFIG_START( sun1 )
MCFG_CPU_ADD("maincpu", M68000, XTAL_10MHz)
MCFG_CPU_PROGRAM_MAP(sun1_mem)
// UART is actually clocked by AM9513 (channel 4 = port A, channel 5 = port B)
MCFG_UPD7201_ADD("iouart", 0, 9600*16, 9600*16, 9600*16, 9600*16)
MCFG_DEVICE_ADD("timer", AM9513, 3993600) // actually XTAL_10MHz / 2
MCFG_AM9513_FOUT_CALLBACK(DEVWRITELINE("timer", am9513_device, gate1_w))
MCFG_AM9513_OUT1_CALLBACK(NOOP) // Watchdog; generates BERR/Reset
MCFG_AM9513_OUT2_CALLBACK(INPUTLINE("maincpu", M68K_IRQ_6)) // User timer
MCFG_AM9513_OUT3_CALLBACK(INPUTLINE("maincpu", M68K_IRQ_7)) // Refresh timer
MCFG_AM9513_OUT4_CALLBACK(DEVWRITELINE("iouart", upd7201_new_device, rxca_w))
MCFG_DEVCB_CHAIN_OUTPUT(DEVWRITELINE("iouart", upd7201_new_device, txca_w))
MCFG_AM9513_OUT5_CALLBACK(DEVWRITELINE("iouart", upd7201_new_device, rxcb_w))
MCFG_DEVCB_CHAIN_OUTPUT(DEVWRITELINE("iouart", upd7201_new_device, txcb_w))
MCFG_UPD7201_ADD("iouart", 0, 0, 0, 0, 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))