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Add skeleton device for UltraStor Ultra-14F SCSI controller [Metropoli BBS Archive]

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This commit is contained in:
AJR 2019-04-14 18:18:12 -04:00
parent 003423aedb
commit e01935498f
4 changed files with 125 additions and 0 deletions
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2
scripts/src/bus.lua
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@ -1322,6 +1322,8 @@ if (BUSES["ISA"]~=null) then
MAME_DIR .. "src/devices/bus/isa/dcb.h",
MAME_DIR .. "src/devices/bus/isa/ultra12f.cpp",
MAME_DIR .. "src/devices/bus/isa/ultra12f.h",
MAME_DIR .. "src/devices/bus/isa/ultra14f.cpp",
MAME_DIR .. "src/devices/bus/isa/ultra14f.h",
}
end

2
src/devices/bus/isa/isa_cards.cpp
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@ -42,6 +42,7 @@
#include "bt54x.h"
#include "dcb.h"
#include "ultra12f.h"
#include "ultra14f.h"
// sound
#include "adlib.h"
@ -189,4 +190,5 @@ void pc_isa16_cards(device_slot_interface &device)
device.option_add("bt545s", BT545S);
device.option_add("dcb", NOVELL_DCB);
device.option_add("ultra12f", ULTRA12F);
device.option_add("ultra14f", ULTRA14F);
}

81
src/devices/bus/isa/ultra14f.cpp Normal file
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@ -0,0 +1,81 @@
// license:BSD-3-Clause
// copyright-holders:AJR
/***************************************************************************
UltraStor Ultra 14F AT Bus Fast SCSI-2 Bus Master Controller
***************************************************************************/
#include "emu.h"
#include "ultra14f.h"
#include "cpu/m68000/m68000.h"
#include "machine/ncr5390.h"
#include "machine/nscsi_bus.h"
#include "machine/nscsi_hd.h"
DEFINE_DEVICE_TYPE(ULTRA14F, ultra14f_device, "ultra14f", "Ultra-14F SCSI Host Adapter")
ultra14f_device::ultra14f_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock)
: device_t(mconfig, ULTRA14F, tag, owner, clock)
, device_isa16_card_interface(mconfig, *this)
, m_uscpu(*this, "uscpu")
, m_fdc(*this, "fdc")
, m_bios(*this, "bios")
{
}
void ultra14f_device::device_start()
{
}
void ultra14f_device::uscpu_map(address_map &map)
{
map(0x000000, 0x007fff).rom().region("firmware", 0);
map(0x00e000, 0x00e00f).m("scsi:7:scsic", FUNC(ncr53cf94_device::map));
map(0x3f8000, 0x3fffff).ram();
}
static void u14f_scsi_devices(device_slot_interface &device)
{
device.option_add("harddisk", NSCSI_HARDDISK);
device.option_add_internal("scsic", NCR53CF94); // Emulex FAS216 or similar custom-marked as USC060-6-40B
}
void ultra14f_device::scsic_config(device_t *device)
{
device->set_clock(40_MHz_XTAL);
downcast<ncr53cf94_device &>(*device).irq_handler_cb().set_inputline(m_uscpu, M68K_IRQ_1);
}
void ultra14f_device::device_add_mconfig(machine_config &config)
{
M68008FN(config, m_uscpu, 40_MHz_XTAL / 10); // custom-marked as USC080-5-10A
m_uscpu->set_addrmap(AS_PROGRAM, &ultra14f_device::uscpu_map);
NSCSI_BUS(config, "scsi");
NSCSI_CONNECTOR(config, "scsi:0", u14f_scsi_devices, nullptr);
NSCSI_CONNECTOR(config, "scsi:1", u14f_scsi_devices, nullptr);
NSCSI_CONNECTOR(config, "scsi:2", u14f_scsi_devices, nullptr);
NSCSI_CONNECTOR(config, "scsi:3", u14f_scsi_devices, nullptr);
NSCSI_CONNECTOR(config, "scsi:4", u14f_scsi_devices, nullptr);
NSCSI_CONNECTOR(config, "scsi:5", u14f_scsi_devices, nullptr);
NSCSI_CONNECTOR(config, "scsi:6", u14f_scsi_devices, nullptr);
NSCSI_CONNECTOR(config, "scsi:7", u14f_scsi_devices, "scsic", true)
.set_option_machine_config("scsic", [this] (device_t *device) { scsic_config(device); });
DP8473(config, m_fdc, 24_MHz_XTAL); // custom-marked as USC020-1-24
}
ROM_START(ultra14f)
ROM_REGION(0x8000, "firmware", 0)
ROM_LOAD("28004.006", 0x0000, 0x8000, CRC(489a872e) SHA1(692faaf945856b3888be5d8778f5643e51711ee2))
ROM_REGION(0x4000, "bios", 0) // "Date : 01/07/93 Version 2.01"
ROM_LOAD("38004.005", 0x0000, 0x4000, CRC(0d9d831d) SHA1(9c1539f8473f8330be323e728e7aabccc77542d0))
ROM_END
const tiny_rom_entry *ultra14f_device::device_rom_region() const
{
return ROM_NAME(ultra14f);
}

40
src/devices/bus/isa/ultra14f.h Normal file
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@ -0,0 +1,40 @@
// license:BSD-3-Clause
// copyright-holders:AJR
/***************************************************************************
UltraStor Ultra 14F AT Bus Fast SCSI-2 Bus Master Controller
***************************************************************************/
#ifndef MAME_BUS_ISA_ULTRA14F_H
#define MAME_BUS_ISA_ULTRA14F_H
#pragma once
#include "isa.h"
#include "machine/upd765.h"
class ultra14f_device : public device_t, public device_isa16_card_interface
{
public:
ultra14f_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock);
static constexpr feature_type unemulated_features() { return feature::DISK; }
protected:
virtual void device_start() override;
virtual void device_add_mconfig(machine_config &config) override;
virtual const tiny_rom_entry *device_rom_region() const override;
private:
void uscpu_map(address_map &map);
void scsic_config(device_t *device);
required_device<cpu_device> m_uscpu;
required_device<upd765_family_device> m_fdc;
required_region_ptr<u8> m_bios;
};
DECLARE_DEVICE_TYPE(ULTRA14F, ultra14f_device)
#endif // MAME_BUS_ISA_ULTRA14F_H