void c64_ieee488_device::c64_cd_w(address_space &space, offs_t offset, UINT8 data, int sphi2, int ba, int roml, int romh, int io1, int io2)
{
if (!io2)
{
tpi6525_w(m_tpi, space, offset & 0x07, data);
}
m_exp->cd_w(space, offset, data, sphi2, ba, roml, romh, io1, io2);
}
static WRITE16_HANDLER( amiga_dmac_w )
{
offset &= 0xff;
switch( offset )
{
case 0x21: /* control write */
{
LOG(( "DMAC: PC=%08x - CNTR Write(%04x)\n", cpu_get_pc(&space->device()), data ));
dmac_data.cntr = data;
check_interrupts(space->machine());
}
break;
case 0x40: /* wtc hi */
{
LOG(( "DMAC: PC=%08x - WTC HI Write - data = %04x\n", cpu_get_pc(&space->device()), data ));
dmac_data.wtc &= 0x0000ffff;
dmac_data.wtc |= ((UINT32)data) << 16;
}
break;
case 0x41: /* wtc lo */
{
LOG(( "DMAC: PC=%08x - WTC LO Write - data = %04x\n", cpu_get_pc(&space->device()), data ));
dmac_data.wtc &= 0xffff0000;
dmac_data.wtc |= data;
}
break;
case 0x42: /* acr hi */
{
LOG(( "DMAC: PC=%08x - ACR HI Write - data = %04x\n", cpu_get_pc(&space->device()), data ));
dmac_data.acr &= 0x0000ffff;
dmac_data.acr |= ((UINT32)data) << 16;
}
break;
case 0x43: /* acr lo */
{
LOG(( "DMAC: PC=%08x - ACR LO Write - data = %04x\n", cpu_get_pc(&space->device()), data ));
dmac_data.acr &= 0xffff0000;
dmac_data.acr |= data;
}
break;
case 0x47: /* dawr */
{
LOG(( "DMAC: PC=%08x - DAWR Write - data = %04x\n", cpu_get_pc(&space->device()), data ));
dmac_data.dawr = data;
}
break;
case 0x48: /* wd33c93 SCSI expansion */
case 0x49:
{
LOG(( "DMAC: PC=%08x - WD33C93 Write(%d) - data = %04x\n", cpu_get_pc(&space->device()), offset & 1, data ));
/* Not available without SCSI expansion */
}
break;
case 0x50:
{
LOG(( "DMAC: PC=%08x - CDROM CMD Write - data = %04x\n", cpu_get_pc(&space->device()), data ));
matsucd_command_w(space->machine(), data );
}
break;
case 0x58: /* TPI6525 */
case 0x59:
case 0x5A:
case 0x5B:
case 0x5C:
case 0x5D:
case 0x5E:
case 0x5F:
case 0x60:
case 0x61:
case 0x62:
case 0x63:
case 0x64:
case 0x65:
case 0x66:
case 0x67:
{
device_t *tpi = space->machine().device("tpi6525");
LOG(( "DMAC: PC=%08x - TPI6525 Write(%d) - data = %04x\n", cpu_get_pc(&space->device()), (offset - 0x58), data ));
tpi6525_w(tpi, offset - 0x58, data);
}
break;
case 0x70: /* DMA start strobe */
{
LOG(( "DMAC: PC=%08x - DMA Start Strobe\n", cpu_get_pc(&space->device()) ));
dmac_data.dma_timer->adjust(attotime::from_msec( CD_SECTOR_TIME ));
}
break;
case 0x71: /* DMA stop strobe */
{
LOG(( "DMAC: PC=%08x - DMA Stop Strobe\n", cpu_get_pc(&space->device()) ));
dmac_data.dma_timer->reset( );
}
break;
case 0x72: /* Clear IRQ strobe */
{
LOG(( "DMAC: PC=%08x - IRQ Clear Strobe\n", cpu_get_pc(&space->device()) ));
dmac_data.istr &= ~ISTR_INT_P;
}
break;
case 0x74: /* Flush Strobe */
{
LOG(( "DMAC: PC=%08x - Flush Strobe\n", cpu_get_pc(&space->device()) ));
dmac_data.istr |= ISTR_FE_FLG;
}
break;
default:
logerror( "DMAC-WRITE: PC=%08x, offset = %02x, data = %04x\n", cpu_get_pc(&space->device()), offset, data );
break;
}
}
