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isbc: sm1810 has an 80 track drive

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This commit is contained in:
cracyc 2021-01-09 10:11:48 -06:00
parent 549c0e9cf7
commit fdd9fb1081
2 changed files with 11 additions and 1 deletions
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1
src/devices/bus/isbx/isbc_218a.cpp
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@ -47,6 +47,7 @@ static void isbc_218a_floppies(device_slot_interface &device)
{
device.option_add("8dd", FLOPPY_8_DSDD);
device.option_add("525dd", FLOPPY_525_DD);
device.option_add("525qd", FLOPPY_525_QD);
}

11
src/mame/drivers/isbc.cpp
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@ -88,6 +88,8 @@ private:
virtual void machine_reset() override;
static void cfg_fdc_qd(device_t *device);
required_device<cpu_device> m_maincpu;
optional_device<i8251_device> m_uart8251;
// optional_device<i8274_device> m_uart8274;
@ -341,6 +343,11 @@ WRITE_LINE_MEMBER(isbc_state::bus_intr_out2_w)
// Multibus interrupt request (active high)
}
void isbc_state::cfg_fdc_qd(device_t *device)
{
dynamic_cast<device_slot_interface &>(*device->subdevice("u14:0")).set_default_option("525qd");
}
void isbc_state::isbc86(machine_config &config)
{
/* basic machine hardware */
@ -542,7 +549,9 @@ void isbc_state::sm1810(machine_config &config)
m_maincpu->set_addrmap(AS_IO, &isbc_state::sm1810_io);
m_uart8251->dtr_handler().set(m_uart8251, FUNC(i8251_device::write_dsr));
ISBC_215G(config, "isbc_215g", 0, 0xefe0, m_maincpu).irq_callback().set(m_pic_0, FUNC(pic8259_device::ir5_w));
isbc_215g_device &isbc215(ISBC_215G(config, "isbc_215g", 0, 0xefe0, m_maincpu));
isbc215.irq_callback().set(m_pic_0, FUNC(pic8259_device::ir5_w));
isbc215.subdevice<isbx_slot_device>("sbx2")->set_option_machine_config("fdc_218a", cfg_fdc_qd);
LS259(config, m_statuslatch); // U14
// m_statuslatch->q_out_cb<0>().set("pit", FUNC(pit8253_device::write_gate0));