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isa_hdc: add DIPs, make ROM optional

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This commit is contained in:
Sergey Svishchev 2014-03-29 21:51:12 +04:00
parent 2619333f6f
commit dbdef6bf0b
2 changed files with 37 additions and 2 deletions
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37
src/emu/bus/isa/hdc.c
View File

@ -121,6 +121,29 @@ ROM_START( hdc )
ROM_LOAD("wdbios.rom", 0x00000, 0x02000, CRC(8e9e2bd4) SHA1(601d7ceab282394ebab50763c267e915a6a2166a)) /* WDC IDE Superbios 2.0 (06/28/89) Expansion Rom C8000-C9FFF */
ROM_END
static INPUT_PORTS_START( isa_hdc )
PORT_START("HDD")
PORT_BIT( 0xb0, 0xb0, IPT_UNUSED )
PORT_DIPNAME( 0x40, 0x40, "IRQ level")
PORT_DIPSETTING( 0x40, "5" )
PORT_DIPSETTING( 0x00, "2" )
PORT_DIPNAME( 0x0c, 0x0c, "Type of 1st drive")
PORT_DIPSETTING( 0x0c, "0" )
PORT_DIPSETTING( 0x08, "1" )
PORT_DIPSETTING( 0x04, "2" )
PORT_DIPSETTING( 0x00, "3" )
PORT_DIPNAME( 0x03, 0x03, "Type of 2nd drive")
PORT_DIPSETTING( 0x03, "0" )
PORT_DIPSETTING( 0x02, "1" )
PORT_DIPSETTING( 0x01, "2" )
PORT_DIPSETTING( 0x00, "3" )
PORT_START("ROM")
PORT_DIPNAME( 0x01, 0x01, "Install ROM?")
PORT_DIPSETTING( 0x01, DEF_STR(Yes) )
PORT_DIPSETTING( 0x00, DEF_STR(No) )
INPUT_PORTS_END
//**************************************************************************
// GLOBAL VARIABLES
//**************************************************************************
@ -146,6 +169,15 @@ const rom_entry *isa8_hdc_device::device_rom_region() const
return ROM_NAME( hdc );
}
//-------------------------------------------------
// input_ports - device-specific input ports
//-------------------------------------------------
ioport_constructor isa8_hdc_device::device_input_ports() const
{
return INPUT_PORTS_NAME( isa_hdc );
}
//**************************************************************************
// LIVE DEVICE
//**************************************************************************
@ -167,7 +199,6 @@ isa8_hdc_device::isa8_hdc_device(const machine_config &mconfig, const char *tag,
void isa8_hdc_device::device_start()
{
set_isa_device();
m_isa->install_rom(this, 0xc8000, 0xc9fff, 0, 0, "hdc", "hdc");
m_isa->install_device(0x0320, 0x0323, 0, 0, read8_delegate( FUNC(isa8_hdc_device::pc_hdc_r), this ), write8_delegate( FUNC(isa8_hdc_device::pc_hdc_w), this ) );
m_isa->set_dma_channel(3, this, FALSE);
buffer.resize(17*4*512);
@ -203,8 +234,10 @@ void isa8_hdc_device::device_reset()
csb = 0;
status = 0;
error = 0;
dip = 0xff;
dip = ioport("HDD")->read();
if (ioport("ROM")->read() == 1)
m_isa->install_rom(this, 0xc8000, 0xc9fff, 0, 0, "hdc", "hdc");
}
hard_disk_file *isa8_hdc_device::pc_hdc_file(int id)

2
src/emu/bus/isa/hdc.h
View File

@ -31,6 +31,8 @@ public:
virtual const rom_entry *device_rom_region() const;
DECLARE_READ8_MEMBER(pc_hdc_r);
DECLARE_WRITE8_MEMBER(pc_hdc_w);
virtual ioport_constructor device_input_ports() const;
protected:
// device-level overrides
virtual void device_start();