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Move segahang to newer i8255.

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This commit is contained in:
Aaron Giles 2012-08-08 06:52:03 +00:00
parent e70d43e3cb
commit 81d89c59b0
2 changed files with 35 additions and 35 deletions
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60
src/mame/drivers/segahang.c
View File

@ -89,24 +89,24 @@ static READ8_DEVICE_HANDLER( adc_status_r );
*
*************************************/
static const ppi8255_interface hangon_ppi_intf[2] =
static I8255_INTERFACE(hangon_ppi_intf_0)
{
{
DEVCB_NULL,
DEVCB_NULL,
DEVCB_NULL,
DEVCB_HANDLER(sound_latch_w),
DEVCB_HANDLER(video_lamps_w),
DEVCB_HANDLER(tilemap_sound_w)
},
{
DEVCB_NULL,
DEVCB_NULL,
DEVCB_HANDLER(adc_status_r),
DEVCB_HANDLER(sub_control_adc_w),
DEVCB_NULL,
DEVCB_NULL
}
DEVCB_NULL,
DEVCB_HANDLER(sound_latch_w),
DEVCB_NULL,
DEVCB_HANDLER(video_lamps_w),
DEVCB_NULL,
DEVCB_HANDLER(tilemap_sound_w)
};
static I8255_INTERFACE(hangon_ppi_intf_1)
{
DEVCB_NULL,
DEVCB_HANDLER(sub_control_adc_w),
DEVCB_NULL,
DEVCB_NULL,
DEVCB_HANDLER(adc_status_r),
DEVCB_NULL
};
@ -179,10 +179,10 @@ static TIMER_DEVICE_CALLBACK( hangon_irq )
*
*************************************/
static TIMER_CALLBACK( delayed_ppi8255_w )
static TIMER_CALLBACK( delayed_i8255_w )
{
segahang_state *state = machine.driver_data<segahang_state>();
state->m_ppi8255_1->write(*state->m_maincpu->space(AS_PROGRAM), param >> 8, param & 0xff);
state->m_i8255_1->write(*state->m_maincpu->space(AS_PROGRAM), param >> 8, param & 0xff);
}
@ -193,7 +193,7 @@ static READ16_HANDLER( hangon_io_r )
switch (offset & 0x3020/2)
{
case 0x0000/2: /* PPI @ 4B */
return state->m_ppi8255_1->read(*state->m_maincpu->space(AS_PROGRAM), offset & 3);
return state->m_i8255_1->read(*state->m_maincpu->space(AS_PROGRAM), offset & 3);
case 0x1000/2: /* Input ports and DIP switches */
{
@ -202,7 +202,7 @@ static READ16_HANDLER( hangon_io_r )
}
case 0x3000/2: /* PPI @ 4C */
return state->m_ppi8255_2->read(*state->m_maincpu->space(AS_PROGRAM), offset & 3);
return state->m_i8255_2->read(*state->m_maincpu->space(AS_PROGRAM), offset & 3);
case 0x3020/2: /* ADC0804 data output */
{
@ -226,11 +226,11 @@ static WRITE16_HANDLER( hangon_io_w )
case 0x0000/2: /* PPI @ 4B */
/* the port C handshaking signals control the Z80 NMI, */
/* so we have to sync whenever we access this PPI */
space->machine().scheduler().synchronize(FUNC(delayed_ppi8255_w), ((offset & 3) << 8) | (data & 0xff));
space->machine().scheduler().synchronize(FUNC(delayed_i8255_w), ((offset & 3) << 8) | (data & 0xff));
return;
case 0x3000/2: /* PPI @ 4C */
state->m_ppi8255_2->write(*state->m_maincpu->space(AS_PROGRAM), offset & 3, data & 0xff);
state->m_i8255_2->write(*state->m_maincpu->space(AS_PROGRAM), offset & 3, data & 0xff);
return;
case 0x3020/2: /* ADC0804 */
@ -248,7 +248,7 @@ static READ16_HANDLER( sharrier_io_r )
switch (offset & 0x0030/2)
{
case 0x0000/2:
return state->m_ppi8255_1->read(*state->m_maincpu->space(AS_PROGRAM), offset & 3);
return state->m_i8255_1->read(*state->m_maincpu->space(AS_PROGRAM), offset & 3);
case 0x0010/2: /* Input ports and DIP switches */
{
@ -258,7 +258,7 @@ static READ16_HANDLER( sharrier_io_r )
case 0x0020/2: /* PPI @ 4C */
if (offset == 2) return 0;
return state->m_ppi8255_2->read(*state->m_maincpu->space(AS_PROGRAM), offset & 3);
return state->m_i8255_2->read(*state->m_maincpu->space(AS_PROGRAM), offset & 3);
case 0x0030/2: /* ADC0804 data output */
{
@ -282,11 +282,11 @@ static WRITE16_HANDLER( sharrier_io_w )
case 0x0000/2:
/* the port C handshaking signals control the Z80 NMI, */
/* so we have to sync whenever we access this PPI */
space->machine().scheduler().synchronize(FUNC(delayed_ppi8255_w), ((offset & 3) << 8) | (data & 0xff));
space->machine().scheduler().synchronize(FUNC(delayed_i8255_w), ((offset & 3) << 8) | (data & 0xff));
return;
case 0x0020/2: /* PPI @ 4C */
state->m_ppi8255_2->write(*state->m_maincpu->space(AS_PROGRAM), offset & 3, data & 0xff);
state->m_i8255_2->write(*state->m_maincpu->space(AS_PROGRAM), offset & 3, data & 0xff);
return;
case 0x0030/2: /* ADC0804 */
@ -428,7 +428,7 @@ static READ8_HANDLER( sound_data_r )
segahang_state *state = space->machine().driver_data<segahang_state>();
/* assert ACK */
state->m_ppi8255_1->set_port_c(0x00);
state->m_i8255_1->pc6_w(CLEAR_LINE);
return state->soundlatch_byte_r(*space, offset);
}
@ -844,8 +844,8 @@ static MACHINE_CONFIG_START( hangon_base, segahang_state )
MCFG_MACHINE_RESET(hangon)
MCFG_QUANTUM_TIME(attotime::from_hz(6000))
MCFG_PPI8255_ADD( "ppi8255_1", hangon_ppi_intf[0] )
MCFG_PPI8255_ADD( "ppi8255_2", hangon_ppi_intf[1] )
MCFG_I8255_ADD( "i8255_1", hangon_ppi_intf_0 )
MCFG_I8255_ADD( "i8255_2", hangon_ppi_intf_1 )
/* video hardware */
MCFG_GFXDECODE(segahang)

10
src/mame/includes/segahang.h
View File

@ -38,7 +38,7 @@
#include "cpu/m68000/m68000.h"
#include "cpu/mcs51/mcs51.h"
#include "cpu/z80/z80.h"
#include "machine/8255ppi.h"
#include "machine/i8255.h"
#include "machine/segaic16.h"
#include "video/segaic16.h"
@ -55,8 +55,8 @@ public:
m_subcpu(*this, "subcpu"),
m_soundcpu(*this, "soundcpu"),
m_mcu(*this, "mcu"),
m_ppi8255_1(*this, "ppi8255_1"),
m_ppi8255_2(*this, "ppi8255_2"),
m_i8255_1(*this, "i8255_1"),
m_i8255_2(*this, "i8255_2"),
m_i8751_vblank_hook(NULL),
m_adc_select(0)
{ }
@ -67,8 +67,8 @@ public:
required_device<m68000_device> m_subcpu;
required_device<z80_device> m_soundcpu;
optional_device<i8751_device> m_mcu;
required_device<ppi8255_device> m_ppi8255_1;
required_device<ppi8255_device> m_ppi8255_2;
required_device<i8255_device> m_i8255_1;
required_device<i8255_device> m_i8255_2;
// configuration
void (*m_i8751_vblank_hook)(running_machine &machine);