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(MESS) apple2gs: Add support for Vulcan Gold IDE card [R. Belmont, Spk]

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This commit is contained in:
R. Belmont 2014-02-03 21:28:26 +00:00
parent a29a054900
commit 1fdf5afd72
3 changed files with 44 additions and 8 deletions
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34
src/emu/bus/a2bus/a2vulcan.c
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@ -61,6 +61,7 @@
//**************************************************************************
const device_type A2BUS_VULCAN = &device_creator<a2bus_vulcan_device>;
const device_type A2BUS_VULCANGOLD = &device_creator<a2bus_vulcangold_device>;
#define VULCAN_ROM_REGION "vulcan_rom"
#define VULCAN_ATA_TAG "vulcan_ata"
@ -74,6 +75,11 @@ ROM_START( vulcan )
ROM_LOAD( "ae vulcan rom v1.4.bin", 0x000000, 0x004000, CRC(798d5825) SHA1(1d668e856e33c6eeb10fe26975341afa8acb81f5) )
ROM_END
ROM_START( vulcangold )
ROM_REGION(0x4000, VULCAN_ROM_REGION, 0)
ROM_LOAD( "ae vulcan gold rom v2.0.bin", 0x000000, 0x004000, CRC(19bc3958) SHA1(96a22c2540fa603648a4e638e176eee76523b4e1) )
ROM_END
/***************************************************************************
FUNCTION PROTOTYPES
***************************************************************************/
@ -92,11 +98,16 @@ machine_config_constructor a2bus_vulcanbase_device::device_mconfig_additions() c
// rom_region - device-specific ROM region
//-------------------------------------------------
const rom_entry *a2bus_vulcanbase_device::device_rom_region() const
const rom_entry *a2bus_vulcan_device::device_rom_region() const
{
return ROM_NAME( vulcan );
}
const rom_entry *a2bus_vulcangold_device::device_rom_region() const
{
return ROM_NAME( vulcangold );
}
//**************************************************************************
// LIVE DEVICE
//**************************************************************************
@ -113,6 +124,11 @@ a2bus_vulcan_device::a2bus_vulcan_device(const machine_config &mconfig, const ch
{
}
a2bus_vulcangold_device::a2bus_vulcangold_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
a2bus_vulcanbase_device(mconfig, A2BUS_VULCAN, "Applied Engineering Vulcan Gold IDE controller", tag, owner, clock, "a2vulgld", __FILE__)
{
}
//-------------------------------------------------
// device_start - device-specific startup
//-------------------------------------------------
@ -125,16 +141,22 @@ void a2bus_vulcanbase_device::device_start()
astring tempstring;
m_rom = device().machine().root_device().memregion(this->subtag(tempstring, VULCAN_ROM_REGION))->base();
// disable 40 meg partition size limit / protection
m_rom[0x59e] = 0xea;
m_rom[0x59f] = 0xea;
save_item(NAME(m_lastdata));
save_item(NAME(m_ram));
save_item(NAME(m_rombank));
save_item(NAME(m_rambank));
}
void a2bus_vulcan_device::device_start()
{
// call base class
a2bus_vulcanbase_device::device_start();
// disable 40 meg partition size limit / protection in v1.4 ROMs
m_rom[0x59e] = 0xea;
m_rom[0x59f] = 0xea;
}
void a2bus_vulcanbase_device::device_reset()
{
m_rombank = m_rambank = 0;
@ -177,7 +199,7 @@ UINT8 a2bus_vulcanbase_device::read_c0nx(address_space &space, UINT8 offset)
return m_ata->read_cs0(space, offset, 0xff);
default:
// printf("Read @ C0n%x\n", offset);
logerror("a2vulcan: unknown read @ C0n%x\n", offset);
break;
}

17
src/emu/bus/a2bus/a2vulcan.h
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@ -2,7 +2,7 @@
a2vulcan.h
Applied Engineering Vulcan IDE controller
Applied Engineering Vulcan and Vulcan Gold IDE controllers
*********************************************************************/
@ -27,7 +27,6 @@ public:
// optional information overrides
virtual machine_config_constructor device_mconfig_additions() const;
virtual const rom_entry *device_rom_region() const;
protected:
virtual void device_start();
@ -55,11 +54,25 @@ class a2bus_vulcan_device : public a2bus_vulcanbase_device
{
public:
a2bus_vulcan_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
virtual const rom_entry *device_rom_region() const;
protected:
virtual void device_start();
protected:
};
class a2bus_vulcangold_device : public a2bus_vulcanbase_device
{
public:
a2bus_vulcangold_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
virtual const rom_entry *device_rom_region() const;
protected:
};
// device type definition
extern const device_type A2BUS_VULCAN;
extern const device_type A2BUS_VULCANGOLD;
#endif /* __A2BUS_VULCAN__ */

1
src/mess/drivers/apple2gs.c
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@ -310,6 +310,7 @@ static SLOT_INTERFACE_START(apple2_cards)
SLOT_INTERFACE("arcbd", A2BUS_ARCADEBOARD) /* Third Millenium Engineering Arcade Board */
SLOT_INTERFACE("midi", A2BUS_MIDI) /* Generic 6840+6850 MIDI board */
SLOT_INTERFACE("vulcan", A2BUS_VULCAN) /* AE Vulcan IDE card */
SLOT_INTERFACE("vulcangold", A2BUS_VULCANGOLD) /* AE Vulcan Gold IDE card */
SLOT_INTERFACE("zipdrive", A2BUS_ZIPDRIVE) /* ZIP Technologies IDE card */
SLOT_INTERFACE("echoiiplus", A2BUS_ECHOPLUS) /* Street Electronics Echo Plus (Echo II + Mockingboard clone) */
// SLOT_INTERFACE("mdturbo", A2BUS_UDRIVE_TURBO) /* ///SHH Systeme MicroDrive Turbo IDE card */