/**********************************************************************
Wang PC Network card emulation
Copyright MESS Team.
Visit http://mamedev.org for licensing and usage restrictions.
**********************************************************************/
#include "wangpc_lic.h"
//**************************************************************************
// MACROS/CONSTANTS
//**************************************************************************
#define OPTION_ID 0x30
//**************************************************************************
// DEVICE DEFINITIONS
//**************************************************************************
const device_type WANGPC_LIC = &device_creator<wangpc_lic_device>;
//-------------------------------------------------
// ROM( wangpc_lic )
//-------------------------------------------------
ROM_START( wangpc_lic )
ROM_REGION( 0x1000, "network", 0 )
ROM_LOAD( "7025.l22", 0x0000, 0x1000, CRC(487e5f04) SHA1(81e52e70e0c6e34715119b121ec19a7758cd6772) )
ROM_END
//-------------------------------------------------
// rom_region - device-specific ROM region
//-------------------------------------------------
const rom_entry *wangpc_lic_device::device_rom_region() const
{
return ROM_NAME( wangpc_lic );
}
//-------------------------------------------------
// MACHINE_CONFIG_FRAGMENT( wangpc_lic )
//-------------------------------------------------
static MACHINE_CONFIG_FRAGMENT( wangpc_lic )
MACHINE_CONFIG_END
//-------------------------------------------------
// machine_config_additions - device-specific
// machine configurations
//-------------------------------------------------
machine_config_constructor wangpc_lic_device::device_mconfig_additions() const
{
return MACHINE_CONFIG_NAME( wangpc_lic );
}
//**************************************************************************
// LIVE DEVICE
//**************************************************************************
//-------------------------------------------------
// wangpc_lic_device - constructor
//-------------------------------------------------
wangpc_lic_device::wangpc_lic_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
device_t(mconfig, WANGPC_LIC, "Wang PC-PM070", tag, owner, clock, "wangpc_lic", __FILE__),
device_wangpcbus_card_interface(mconfig, *this)
{
}
//-------------------------------------------------
// device_start - device-specific startup
//-------------------------------------------------
void wangpc_lic_device::device_start()
{
}
//-------------------------------------------------
// device_reset - device-specific reset
//-------------------------------------------------
void wangpc_lic_device::device_reset()
{
}
//-------------------------------------------------
// wangpcbus_mrdc_r - memory read
//-------------------------------------------------
UINT16 wangpc_lic_device::wangpcbus_mrdc_r(address_space &space, offs_t offset, UINT16 mem_mask)
{
UINT16 data = 0xffff;
return data;
}
//-------------------------------------------------
// wangpcbus_amwc_w - memory write
//-------------------------------------------------
void wangpc_lic_device::wangpcbus_amwc_w(address_space &space, offs_t offset, UINT16 mem_mask, UINT16 data)
{
}
//-------------------------------------------------
// wangpcbus_iorc_r - I/O read
//-------------------------------------------------
UINT16 wangpc_lic_device::wangpcbus_iorc_r(address_space &space, offs_t offset, UINT16 mem_mask)
{
UINT16 data = 0xffff;
if (sad(offset))
{
switch (offset & 0x7f)
{
case 0xfe/2:
data = 0xff00 | OPTION_ID;
break;
}
}
return data;
}
//-------------------------------------------------
// wangpcbus_aiowc_w - I/O write
//-------------------------------------------------
void wangpc_lic_device::wangpcbus_aiowc_w(address_space &space, offs_t offset, UINT16 mem_mask, UINT16 data)
{
if (sad(offset))
{
switch (offset & 0x7f)
{
case 0xfc/2:
device_reset();
break;
}
}
}