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// license:BSD-3-Clause
// copyright-holders:Olivier Galibert
#include "oricext.h"
#include "jasmin.h"
#include "microdisc.h"
const device_type ORICEXT_CONNECTOR = &device_creator<oricext_connector>;
oricext_connector::oricext_connector(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
device_t(mconfig, ORICEXT_CONNECTOR, "ORIC extension connector", tag, owner, clock, "oricext_connector", __FILE__),
device_slot_interface(mconfig, *this),
irq_handler(*this),
cputag(nullptr)
{
}
oricext_connector::~oricext_connector()
{
}
void oricext_connector::set_cputag(const char *tag)
{
cputag = tag;
}
void oricext_connector::device_start()
{
irq_handler.resolve_safe();
}
void oricext_connector::irq_w(int state)
{
irq_handler(state);
}
void oricext_connector::device_config_complete()
{
oricext_device *dev = dynamic_cast<oricext_device *>(get_card_device());
if(dev)
dev->set_cputag(cputag);
}
oricext_device::oricext_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, uint32_t clock, const char *shortname, const char *source) :
device_t(mconfig, type, name, tag, owner, clock, shortname, source),
device_slot_card_interface(mconfig, *this),
cputag(nullptr),
cpu(nullptr),
connector(nullptr),
bank_c000_r(nullptr),
bank_e000_r(nullptr),
bank_f800_r(nullptr),
bank_c000_w(nullptr),
bank_e000_w(nullptr),
bank_f800_w(nullptr),
rom(nullptr),
ram(nullptr)
{
}
void oricext_device::set_cputag(const char *tag)
{
cputag = tag;
}
void oricext_device::device_start()
{
cpu = machine().device<m6502_device>(cputag);
connector = downcast<oricext_connector *>(owner());
bank_c000_r = membank(":bank_c000_r");
bank_e000_r = membank(":bank_e000_r");
bank_f800_r = membank(":bank_f800_r");
bank_c000_w = membank(":bank_c000_w");
bank_e000_w = membank(":bank_e000_w");
bank_f800_w = membank(":bank_f800_w");
rom = (uint8_t *)machine().root_device().memregion(cputag)->base();
ram = (uint8_t *)memshare(":ram")->ptr();
memset(junk_read, 0xff, sizeof(junk_read));
memset(junk_write, 0x00, sizeof(junk_write));
}
WRITE_LINE_MEMBER(oricext_device::irq_w)
{
connector->irq_w(state);
}
SLOT_INTERFACE_START(oricext_intf)
SLOT_INTERFACE("jasmin", JASMIN)
SLOT_INTERFACE("microdisc", MICRODISC)
SLOT_INTERFACE_END
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