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bus/electron/cart/stlefs: Added Winchester slot.

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This commit is contained in:
Nigel Barnes 2020-03-15 19:07:18 +00:00
parent 389126869f
commit 0bf3fb3914
2 changed files with 12 additions and 3 deletions
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13
src/devices/bus/electron/cart/stlefs.cpp
View File

@ -7,7 +7,6 @@
http://chrisacorns.computinghistory.org.uk/8bit_Upgrades/Solidisk_EFS.html
TODO:
- add Winchester slot
- unknown how 16K RAM is paged as SWR (adverts claim it was unreliable)
**********************************************************************/
@ -25,7 +24,7 @@ DEFINE_DEVICE_TYPE(ELECTRON_STLEFS, electron_stlefs_device, "electron_stlefs", "
//-------------------------------------------------
// MACHINE_DRIVER( stlefs )
// FLOPPY_FORMATS( stlefs )
//-------------------------------------------------
FLOPPY_FORMATS_MEMBER(electron_stlefs_device::floppy_formats)
@ -52,6 +51,11 @@ void electron_stlefs_device::device_add_mconfig(machine_config &config)
m_fdc->drq_wr_callback().set(DEVICE_SELF_OWNER, FUNC(electron_cartslot_device::nmi_w));
FLOPPY_CONNECTOR(config, m_floppy0, stlefs_floppies, "525qd", electron_stlefs_device::floppy_formats).enable_sound(true);
FLOPPY_CONNECTOR(config, m_floppy1, stlefs_floppies, nullptr, electron_stlefs_device::floppy_formats).enable_sound(true);
/* winchester */
BBC_1MHZBUS_SLOT(config, m_1mhzbus, DERIVED_CLOCK(1, 16), bbc_1mhzbus_devices, nullptr);
m_1mhzbus->irq_handler().set(DEVICE_SELF_OWNER, FUNC(electron_cartslot_device::irq_w));
m_1mhzbus->nmi_handler().set(DEVICE_SELF_OWNER, FUNC(electron_cartslot_device::nmi_w));
}
//**************************************************************************
@ -65,6 +69,7 @@ void electron_stlefs_device::device_add_mconfig(machine_config &config)
electron_stlefs_device::electron_stlefs_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
: device_t(mconfig, ELECTRON_STLEFS, tag, owner, clock)
, device_electron_cart_interface(mconfig, *this)
, m_1mhzbus(*this, "1mhzbus")
, m_fdc(*this, "fdc")
, m_floppy0(*this, "fdc:0")
, m_floppy1(*this, "fdc:1")
@ -98,6 +103,7 @@ uint8_t electron_stlefs_device::read(offs_t offset, int infc, int infd, int romq
data = m_fdc->read(offset & 0x03);
break;
}
data &= m_1mhzbus->fred_r(offset & 0xff);
}
else if (oe)
{
@ -129,6 +135,7 @@ void electron_stlefs_device::write(offs_t offset, uint8_t data, int infc, int in
//case 0xcb:
//m_page_register = data;
}
m_1mhzbus->fred_w(offset & 0xff, data);
}
}
@ -154,5 +161,5 @@ void electron_stlefs_device::wd1770_control_w(uint8_t data)
m_fdc->dden_w(BIT(data, 3));
// bit 5: reset
if (!BIT(data, 5)) m_fdc->soft_reset();
m_fdc->mr_w(BIT(data, 5));
}

2
src/devices/bus/electron/cart/stlefs.h
View File

@ -12,6 +12,7 @@
#define MAME_BUS_ELECTRON_CART_STLEFS_H
#include "slot.h"
#include "bus/bbc/1mhzbus/1mhzbus.h"
#include "machine/wd_fdc.h"
#include "imagedev/floppy.h"
#include "formats/acorn_dsk.h"
@ -43,6 +44,7 @@ private:
void wd1770_control_w(uint8_t data);
DECLARE_FLOPPY_FORMATS(floppy_formats);
required_device<bbc_1mhzbus_slot_device> m_1mhzbus;
required_device<wd1770_device> m_fdc;
required_device<floppy_connector> m_floppy0;
required_device<floppy_connector> m_floppy1;