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// license:BSD-3-Clause
// copyright-holders:Curt Coder
/**********************************************************************
Shugart SA1403D Winchester Disk Controller emulation
**********************************************************************/
#include "emu.h"
#include "sa1403d.h"
//**************************************************************************
// DEVICE DEFINITIONS
//**************************************************************************
DEFINE_DEVICE_TYPE(SA1403D, sa1403d_device, "sa1403d", "Shugart SA1403D")
//-------------------------------------------------
// ROM( sa1403d )
//-------------------------------------------------
ROM_START( sa1403d )
ROM_REGION( 0x4000, "sa1403d", 0 )
ROM_DEFAULT_BIOS( "as31" )
ROM_SYSTEM_BIOS( 0, "as30", "AS30" )
ROMX_LOAD( "i", 0x0000, 0x1000, NO_DUMP, ROM_BIOS(0) )
ROMX_LOAD( "ii", 0x1000, 0x1000, NO_DUMP, ROM_BIOS(0) )
ROMX_LOAD( "iii", 0x2000, 0x1000, NO_DUMP, ROM_BIOS(0) )
ROMX_LOAD( "iv", 0x3000, 0x1000, NO_DUMP, ROM_BIOS(0) )
ROM_SYSTEM_BIOS( 1, "as31", "AS31" )
ROMX_LOAD( "i", 0x0000, 0x1000, NO_DUMP, ROM_BIOS(1) )
ROMX_LOAD( "ii", 0x1000, 0x1000, NO_DUMP, ROM_BIOS(1) )
ROMX_LOAD( "iii", 0x2000, 0x1000, NO_DUMP, ROM_BIOS(1) )
ROMX_LOAD( "iv", 0x3000, 0x1000, NO_DUMP, ROM_BIOS(1) )
ROM_SYSTEM_BIOS( 2, "u50", "Diagnostic PROM set 12668" )
ROMX_LOAD( "i", 0x0000, 0x1000, NO_DUMP, ROM_BIOS(2) )
ROMX_LOAD( "ii", 0x1000, 0x1000, NO_DUMP, ROM_BIOS(2) )
ROMX_LOAD( "iii", 0x2000, 0x1000, NO_DUMP, ROM_BIOS(2) )
ROMX_LOAD( "iv", 0x3000, 0x1000, NO_DUMP, ROM_BIOS(2) )
ROM_END
//-------------------------------------------------
// rom_region - device-specific ROM region
//-------------------------------------------------
const tiny_rom_entry *sa1403d_device::device_rom_region() const
{
return ROM_NAME( sa1403d );
}
//-------------------------------------------------
// device_add_mconfig - add device configuration
//-------------------------------------------------
void sa1403d_device::device_add_mconfig(machine_config &config)
{
HARDDISK(config, "image");
}
//-------------------------------------------------
// INPUT_PORTS( sa1403d )
//-------------------------------------------------
INPUT_PORTS_START( sa1403d )
PORT_INCLUDE(scsihle)
PORT_START("2H")
PORT_DIPNAME( 0xc0, 0x40, "LUN 0 Drive Type" ) PORT_DIPLOCATION("2H:7,8")
PORT_DIPSETTING( 0x00, "SA1002" ) // 2 heads, 256 cylinders
PORT_DIPSETTING( 0x40, "SA1004" ) // 4 heads, 256 cylinders
PORT_DIPSETTING( 0x80, "SA800" ) // 1 head, 77 cylinders
PORT_DIPSETTING( 0xc0, "SA850" ) // 2 heads, 77 cylinders
PORT_DIPNAME( 0x30, 0x30, "LUN 1 Drive Type" ) PORT_DIPLOCATION("2H:5,6")
PORT_DIPSETTING( 0x00, "SA1002" )
PORT_DIPSETTING( 0x10, "SA1004" )
PORT_DIPSETTING( 0x20, "SA800" )
PORT_DIPSETTING( 0x30, "SA850" )
PORT_DIPNAME( 0x0c, 0x0c, "LUN 2 Drive Type" ) PORT_DIPLOCATION("2H:3,4")
PORT_DIPSETTING( 0x00, "SA1002" )
PORT_DIPSETTING( 0x04, "SA1004" )
PORT_DIPSETTING( 0x08, "SA800" )
PORT_DIPSETTING( 0x0c, "SA850" )
PORT_DIPNAME( 0x03, 0x03, "LUN 3 Drive Type" ) PORT_DIPLOCATION("2H:1,2")
PORT_DIPSETTING( 0x00, "SA1002" )
PORT_DIPSETTING( 0x01, "SA1004" )
PORT_DIPSETTING( 0x02, "SA800" )
PORT_DIPSETTING( 0x03, "SA850" )
INPUT_PORTS_END
//-------------------------------------------------
// input_ports - device-specific input ports
//-------------------------------------------------
ioport_constructor sa1403d_device::device_input_ports() const
{
return INPUT_PORTS_NAME( sa1403d );
}
//**************************************************************************
// LIVE DEVICE
//**************************************************************************
//-------------------------------------------------
// sa1403d_device - constructor
//-------------------------------------------------
sa1403d_device::sa1403d_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
: scsihd_device(mconfig, SA1403D, tag, owner, clock)
{
}
void sa1403d_device::ExecCommand()
{
switch( command[ 0 ] )
{
default:
scsihd_device::ExecCommand();
break;
}
}
void sa1403d_device::WriteData( uint8_t *data, int dataLength )
{
switch( command[ 0 ] )
{
default:
scsihd_device::WriteData( data, dataLength );
break;
}
}
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