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LN realized that MPU is actually upd1771, attempting to hook it up without luck

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This commit is contained in:
Angelo Salese 2012-11-21 03:02:45 +00:00
parent 9ff2152744
commit 6dbaebf13a
3 changed files with 14 additions and 39 deletions
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6
src/mess/audio/upd1771.c
View File

@ -162,6 +162,11 @@ INLINE upd1771_state *get_safe_token(device_t *device)
}
READ8_DEVICE_HANDLER( upd1771_r )
{
return 0x80; // TODO
}
/*
*************TONE*****************
Tone consist of a wavetable playback mechanism.
@ -190,6 +195,7 @@ Byte3: 0b???VVVVV
of bit cropping/rounding.
*/
/*
*************NOISE*****************
Noise consists on 4 different components

1
src/mess/audio/upd1771.h
View File

@ -54,6 +54,7 @@ extern const device_type UPD1771C;
PROTOTYPES
***************************************************************************/
DECLARE_READ8_DEVICE_HANDLER( upd1771_r );
DECLARE_WRITE8_DEVICE_HANDLER( upd1771_w );
WRITE_LINE_DEVICE_HANDLER( upd1771_pcm_w );

46
src/mess/drivers/apc.c
View File

@ -53,6 +53,7 @@
#include "emu.h"
#include "cpu/i86/i86.h"
#include "audio/upd1771.h"
#include "machine/pic8259.h"
#include "machine/pit8253.h"
#include "machine/am9517a.h"
@ -107,8 +108,6 @@ public:
DECLARE_READ8_MEMBER(apc_port_28_r);
DECLARE_WRITE8_MEMBER(apc_port_28_w);
DECLARE_READ8_MEMBER(apc_port_60_r);
DECLARE_WRITE8_MEMBER(apc_port_60_w);
DECLARE_READ8_MEMBER(apc_gdc_r);
DECLARE_WRITE8_MEMBER(apc_gdc_w);
DECLARE_READ8_MEMBER(apc_kbd_r);
@ -327,36 +326,6 @@ WRITE8_MEMBER(apc_state::apc_port_28_w)
}
READ8_MEMBER(apc_state::apc_port_60_r)
{
UINT8 res;
if(offset & 1)
{
printf("Read undefined port %02x\n",offset+0x60);
res = 0xff;
}
else
{
//printf("Read melody port %02x\n",offset+0x60);
res = 0x80;
}
return res;
}
WRITE8_MEMBER(apc_state::apc_port_60_w)
{
if(offset & 1)
{
printf("Write undefined port %02x\n",offset+0x60);
}
else
{
printf("Write melody port %02x %02x\n",offset+0x60,data);
}
}
READ8_MEMBER(apc_state::apc_gdc_r)
{
UINT8 res;
@ -491,8 +460,7 @@ static ADDRESS_MAP_START( apc_io, AS_IO, 16, apc_state )
AM_RANGE(0x58, 0x59) AM_READWRITE8(apc_rtc_r, apc_rtc_w, 0x00ff)
// 0x5a APU data (Arithmetic Processing Unit!)
// 0x5e APU status/command
AM_RANGE(0x60, 0x67) AM_READWRITE8(apc_port_60_r, apc_port_60_w, 0xffff)
// 0x60 Melody Processing Unit
AM_RANGE(0x60, 0x61) AM_DEVREADWRITE8_LEGACY("upd1771c", upd1771_r, upd1771_w, 0x00ff )
// AM_RANGE(0x68, 0x6f) i8255 , printer port (A: status (R) B: data (W) C: command (W))
// AM_DEVREADWRITE8("upd7220_btm", upd7220_device, read, write, 0x00ff)
// 0x92, 0x9a, 0xa2, 0xaa is for a Hard Disk (unknown type)
@ -969,14 +937,11 @@ WRITE_LINE_MEMBER(apc_state::apc_dack3_w){ /*printf("%02x 3\n",state);*/ set_dma
READ8_MEMBER(apc_state::fdc_r)
{
// printf("2dd DACK R\n");
return m_fdc->dma_r();
}
WRITE8_MEMBER(apc_state::fdc_w)
{
// printf("2dd DACK W\n");
m_fdc->dma_w(data);
}
@ -1018,6 +983,8 @@ PALETTE_INIT_MEMBER(apc_state,apc)
palette_set_color_rgb(machine(), i, pal1bit(0), pal1bit(0), pal1bit(0));
}
static const upd1771_interface upd1771c_config = { DEVCB_NULL };
static MACHINE_CONFIG_START( apc, apc_state )
/* basic machine hardware */
@ -1055,8 +1022,9 @@ static MACHINE_CONFIG_START( apc, apc_state )
/* sound hardware */
MCFG_SPEAKER_STANDARD_MONO("mono")
// MCFG_SOUND_ADD("aysnd", AY8910, MAIN_CLOCK/4)
// MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.30)
MCFG_SOUND_ADD( "upd1771c", UPD1771C, MAIN_CLOCK )
MCFG_SOUND_CONFIG( upd1771c_config )
MCFG_SOUND_ROUTE( ALL_OUTPUTS, "mono", 1.00 )
MACHINE_CONFIG_END