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Diffstat (limited to 'src/devices/bus/isa/fdc.cpp')
-rw-r--r--src/devices/bus/isa/fdc.cpp167
1 files changed, 167 insertions, 0 deletions
diff --git a/src/devices/bus/isa/fdc.cpp b/src/devices/bus/isa/fdc.cpp
new file mode 100644
index 00000000000..a7698784a26
--- /dev/null
+++ b/src/devices/bus/isa/fdc.cpp
@@ -0,0 +1,167 @@
+// license:BSD-3-Clause
+// copyright-holders:Miodrag Milanovic
+/**********************************************************************
+
+ ISA 8 bit Floppy Disk Controller
+
+**********************************************************************/
+
+#include "emu.h"
+#include "fdc.h"
+#include "machine/pc_fdc.h"
+#include "imagedev/flopdrv.h"
+#include "formats/pc_dsk.h"
+#include "formats/naslite_dsk.h"
+
+
+FLOPPY_FORMATS_MEMBER( isa8_fdc_device::floppy_formats )
+ FLOPPY_PC_FORMAT,
+ FLOPPY_NASLITE_FORMAT
+FLOPPY_FORMATS_END
+
+static SLOT_INTERFACE_START( pc_dd_floppies )
+ SLOT_INTERFACE( "525dd", FLOPPY_525_DD )
+ SLOT_INTERFACE( "35dd", FLOPPY_35_DD )
+SLOT_INTERFACE_END
+
+static SLOT_INTERFACE_START( pc_hd_floppies )
+ SLOT_INTERFACE( "525hd", FLOPPY_525_HD )
+ SLOT_INTERFACE( "35hd", FLOPPY_35_HD )
+ SLOT_INTERFACE( "525dd", FLOPPY_525_DD )
+ SLOT_INTERFACE( "35dd", FLOPPY_35_DD )
+SLOT_INTERFACE_END
+
+static MACHINE_CONFIG_FRAGMENT( cfg_xt )
+ MCFG_PC_FDC_XT_ADD("fdc")
+ MCFG_PC_FDC_INTRQ_CALLBACK(WRITELINE(isa8_fdc_device, irq_w))
+ MCFG_PC_FDC_DRQ_CALLBACK(WRITELINE(isa8_fdc_device, drq_w))
+ MCFG_FLOPPY_DRIVE_ADD("fdc:0", pc_dd_floppies, "525dd", isa8_fdc_device::floppy_formats)
+ MCFG_FLOPPY_DRIVE_ADD("fdc:1", pc_dd_floppies, "525dd", isa8_fdc_device::floppy_formats)
+MACHINE_CONFIG_END
+
+static MACHINE_CONFIG_FRAGMENT( cfg_at )
+ MCFG_PC_FDC_AT_ADD("fdc")
+ MCFG_PC_FDC_INTRQ_CALLBACK(WRITELINE(isa8_fdc_device, irq_w))
+ MCFG_PC_FDC_DRQ_CALLBACK(WRITELINE(isa8_fdc_device, drq_w))
+ MCFG_FLOPPY_DRIVE_ADD("fdc:0", pc_hd_floppies, "35hd", isa8_fdc_device::floppy_formats)
+ MCFG_FLOPPY_DRIVE_ADD("fdc:1", pc_hd_floppies, "35hd", isa8_fdc_device::floppy_formats)
+MACHINE_CONFIG_END
+
+static MACHINE_CONFIG_FRAGMENT( cfg_smc )
+ MCFG_SMC37C78_ADD("fdc")
+ MCFG_UPD765_INTRQ_CALLBACK(WRITELINE(isa8_fdc_device, irq_w))
+ MCFG_UPD765_DRQ_CALLBACK(WRITELINE(isa8_fdc_device, drq_w))
+ MCFG_FLOPPY_DRIVE_ADD("fdc:0", pc_hd_floppies, "35hd", isa8_fdc_device::floppy_formats)
+ MCFG_FLOPPY_DRIVE_ADD("fdc:1", pc_hd_floppies, "35hd", isa8_fdc_device::floppy_formats)
+MACHINE_CONFIG_END
+
+static MACHINE_CONFIG_FRAGMENT( cfg_ps2 )
+ MCFG_N82077AA_ADD("fdc", n82077aa_device::MODE_PS2)
+ MCFG_UPD765_INTRQ_CALLBACK(WRITELINE(isa8_fdc_device, irq_w))
+ MCFG_UPD765_DRQ_CALLBACK(WRITELINE(isa8_fdc_device, drq_w))
+ MCFG_FLOPPY_DRIVE_ADD("fdc:0", pc_hd_floppies, "35hd", isa8_fdc_device::floppy_formats)
+ MCFG_FLOPPY_DRIVE_ADD("fdc:1", pc_hd_floppies, "35hd", isa8_fdc_device::floppy_formats)
+MACHINE_CONFIG_END
+
+static MACHINE_CONFIG_FRAGMENT( cfg_superio )
+ MCFG_PC_FDC_SUPERIO_ADD("fdc")
+ MCFG_UPD765_INTRQ_CALLBACK(WRITELINE(isa8_fdc_device, irq_w))
+ MCFG_UPD765_DRQ_CALLBACK(WRITELINE(isa8_fdc_device, drq_w))
+ MCFG_FLOPPY_DRIVE_ADD("fdc:0", pc_hd_floppies, "35hd", isa8_fdc_device::floppy_formats)
+ MCFG_FLOPPY_DRIVE_ADD("fdc:1", pc_hd_floppies, "35hd", isa8_fdc_device::floppy_formats)
+MACHINE_CONFIG_END
+
+
+isa8_fdc_device::isa8_fdc_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source) :
+ device_t(mconfig, type, name, tag, owner, clock, shortname, source),
+ device_isa8_card_interface(mconfig, *this),
+ fdc(*this, "fdc")
+{
+}
+
+void isa8_fdc_device::device_start()
+{
+ set_isa_device();
+ m_isa->install_device(0x03f0, 0x03f7, *fdc, &pc_fdc_interface::map);
+ m_isa->set_dma_channel(2, this, TRUE);
+}
+
+void isa8_fdc_device::device_reset()
+{
+}
+
+WRITE_LINE_MEMBER( isa8_fdc_device::irq_w )
+{
+ m_isa->irq6_w(state ? ASSERT_LINE : CLEAR_LINE);
+}
+
+WRITE_LINE_MEMBER( isa8_fdc_device::drq_w )
+{
+ m_isa->drq2_w(state ? ASSERT_LINE : CLEAR_LINE);
+}
+
+UINT8 isa8_fdc_device::dack_r(int line)
+{
+ return fdc->dma_r();
+}
+
+void isa8_fdc_device::dack_w(int line, UINT8 data)
+{
+ return fdc->dma_w(data);
+}
+
+void isa8_fdc_device::eop_w(int state)
+{
+ fdc->tc_w(state == ASSERT_LINE);
+}
+
+isa8_fdc_xt_device::isa8_fdc_xt_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : isa8_fdc_device(mconfig, ISA8_FDC_XT, "ISA 8bits XT FDC hookup", tag, owner, clock, "isa8_fdc_xt", __FILE__)
+{
+}
+
+machine_config_constructor isa8_fdc_xt_device::device_mconfig_additions() const
+{
+ return MACHINE_CONFIG_NAME(cfg_xt);
+}
+
+isa8_fdc_at_device::isa8_fdc_at_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : isa8_fdc_device(mconfig, ISA8_FDC_AT, "ISA 8bits AT FDC hookup", tag, owner, clock, "isa8_fdc_at", __FILE__)
+{
+}
+
+machine_config_constructor isa8_fdc_at_device::device_mconfig_additions() const
+{
+ return MACHINE_CONFIG_NAME(cfg_at);
+}
+
+isa8_fdc_smc_device::isa8_fdc_smc_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : isa8_fdc_device(mconfig, ISA8_FDC_XT, "ISA 8bits SMC FDC hookup", tag, owner, clock, "isa8_fdc_smc", __FILE__)
+{
+}
+
+machine_config_constructor isa8_fdc_smc_device::device_mconfig_additions() const
+{
+ return MACHINE_CONFIG_NAME(cfg_smc);
+}
+
+isa8_fdc_ps2_device::isa8_fdc_ps2_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : isa8_fdc_device(mconfig, ISA8_FDC_PS2, "ISA 8bits PS/2 FDC hookup", tag, owner, clock, "isa8_fdc_ps2", __FILE__)
+{
+}
+
+machine_config_constructor isa8_fdc_ps2_device::device_mconfig_additions() const
+{
+ return MACHINE_CONFIG_NAME(cfg_ps2);
+}
+
+isa8_fdc_superio_device::isa8_fdc_superio_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : isa8_fdc_device(mconfig, ISA8_FDC_SUPERIO, "ISA 8bits SUPERIO FDC hookup", tag, owner, clock, "isa8_fdc_superio", __FILE__)
+{
+}
+
+machine_config_constructor isa8_fdc_superio_device::device_mconfig_additions() const
+{
+ return MACHINE_CONFIG_NAME(cfg_superio);
+}
+
+const device_type ISA8_FDC_XT = &device_creator<isa8_fdc_xt_device>;
+const device_type ISA8_FDC_AT = &device_creator<isa8_fdc_at_device>;
+const device_type ISA8_FDC_SMC = &device_creator<isa8_fdc_smc_device>;
+const device_type ISA8_FDC_PS2 = &device_creator<isa8_fdc_ps2_device>;
+const device_type ISA8_FDC_SUPERIO = &device_creator<isa8_fdc_superio_device>;