(MESS) tiki100: Floppy modernization. (nw)
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Curt Coder
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2
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2
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vendored
@ -1906,6 +1906,8 @@ src/lib/formats/thom_dsk.c svneol=native#text/plain
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src/lib/formats/thom_dsk.h svneol=native#text/plain
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src/lib/formats/ti99_dsk.c svneol=native#text/plain
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src/lib/formats/ti99_dsk.h svneol=native#text/plain
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src/lib/formats/tiki100_dsk.c svneol=native#text/plain
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src/lib/formats/tiki100_dsk.h svneol=native#text/plain
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src/lib/formats/trd_dsk.c svneol=native#text/plain
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src/lib/formats/trd_dsk.h svneol=native#text/plain
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src/lib/formats/trs_cas.c svneol=native#text/plain
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87
src/lib/formats/tiki100_dsk.c
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87
src/lib/formats/tiki100_dsk.c
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@ -0,0 +1,87 @@
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/***************************************************************************
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Copyright Olivier Galibert
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are
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met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the
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distribution.
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* Neither the name 'MAME' nor the names of its contributors may be
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used to endorse or promote products derived from this software
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without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY AARON GILES ''AS IS'' AND ANY EXPRESS OR
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IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL AARON GILES BE LIABLE FOR ANY DIRECT,
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INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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****************************************************************************/
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/*********************************************************************
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formats/tiki100_dsk.c
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TIKI 100 disk image format
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*********************************************************************/
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#include "emu.h"
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#include "formats/tiki100_dsk.h"
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tiki100_format::tiki100_format() : wd177x_format(formats)
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{
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}
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const char *tiki100_format::name() const
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{
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return "tiki100";
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}
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const char *tiki100_format::description() const
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{
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return "TIKI 100 disk image";
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}
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const char *tiki100_format::extensions() const
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{
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return "dsk";
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}
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// Unverified gap sizes
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// physical disks have 2:1 sector interleave
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// double sided disks have t0s0,t0s1,t1s0,t1s1... format
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const tiki100_format::format tiki100_format::formats[] = {
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{ // 90K 5 1/4 inch single density single sided
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floppy_image::FF_525, floppy_image::SSSD,
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2000, 18, 40, 1, 128, {}, 1, {}, 80, 22, 20
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},
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{ // 200K 5 1/4 inch double density single sided
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floppy_image::FF_525, floppy_image::SSDD,
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2000, 10, 40, 1, 512, {}, 1, {}, 80, 22, 20
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},
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{ // 400K 5 1/4 inch double density
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floppy_image::FF_525, floppy_image::DSDD,
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2000, 10, 40, 2, 512, {}, 1, {}, 80, 22, 20
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},
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{ // 800K 5 1/4 inch quad density
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floppy_image::FF_525, floppy_image::DSQD,
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2000, 10, 80, 2, 512, {}, 1, {}, 80, 22, 20
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},
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{}
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};
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const floppy_format_type FLOPPY_TIKI100_FORMAT = &floppy_image_format_creator<tiki100_format>;
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28
src/lib/formats/tiki100_dsk.h
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28
src/lib/formats/tiki100_dsk.h
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/*********************************************************************
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formats/tiki100_dsk.h
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TIKI 100 disk image format
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*********************************************************************/
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#ifndef TIKI100_DSK_H_
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#define TIKI100_DSK_H_
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#include "wd177x_dsk.h"
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class tiki100_format : public wd177x_format {
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public:
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tiki100_format();
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virtual const char *name() const;
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virtual const char *description() const;
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virtual const char *extensions() const;
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private:
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static const format formats[];
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};
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extern const floppy_format_type FLOPPY_TIKI100_FORMAT;
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#endif
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@ -169,6 +169,7 @@ FORMATSOBJS = \
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$(LIBOBJ)/formats/thom_cas.o \
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$(LIBOBJ)/formats/thom_dsk.o \
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$(LIBOBJ)/formats/ti99_dsk.o \
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$(LIBOBJ)/formats/tiki100_dsk.o \
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$(LIBOBJ)/formats/trd_dsk.o \
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$(LIBOBJ)/formats/trs_cas.o \
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$(LIBOBJ)/formats/trs_dsk.o \
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@ -14,9 +14,7 @@
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- floppy broken
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- palette RAM should be written during HBLANK
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- double sided disks have t0s0,t0s1,t1s0,t1s1... format
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- DART clocks
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- daisy chain order?
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- winchester hard disk
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- analog/digital I/O
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- light pen
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@ -176,18 +174,19 @@ WRITE8_MEMBER( tiki100_state::system_w )
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*/
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/* drive select */
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if (BIT(data, 0)) wd17xx_set_drive(m_fdc, 0);
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if (BIT(data, 1)) wd17xx_set_drive(m_fdc, 1);
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// drive select
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floppy_image_device *floppy = NULL;
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/* density select */
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wd17xx_dden_w(m_fdc, BIT(data, 4));
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if (BIT(data, 0)) floppy = m_floppy0->get_device();
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if (BIT(data, 1)) floppy = m_floppy1->get_device();
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/* floppy motor */
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floppy_mon_w(m_floppy0, !BIT(data, 6));
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floppy_mon_w(m_floppy1, !BIT(data, 6));
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floppy_drive_set_ready_state(m_floppy0, BIT(data, 6), 1);
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floppy_drive_set_ready_state(m_floppy1, BIT(data, 6), 1);
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m_fdc->set_floppy(floppy);
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// density select
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m_fdc->dden_w(BIT(data, 4));
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// floppy motor
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if (floppy) floppy->mon_w(!BIT(data, 6));
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/* GRAFIKK key led */
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set_led_status(machine(), 1, BIT(data, 5));
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@ -218,13 +217,13 @@ static ADDRESS_MAP_START( tiki100_io, AS_IO, 8, tiki100_state )
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AM_RANGE(0x04, 0x07) AM_DEVREADWRITE_LEGACY(Z80DART_TAG, z80dart_cd_ba_r, z80dart_cd_ba_w)
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AM_RANGE(0x08, 0x0b) AM_DEVREADWRITE(Z80PIO_TAG, z80pio_device, read, write)
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AM_RANGE(0x0c, 0x0c) AM_MIRROR(0x03) AM_WRITE(video_mode_w)
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AM_RANGE(0x10, 0x13) AM_DEVREADWRITE_LEGACY(FD1797_TAG, wd17xx_r, wd17xx_w)
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AM_RANGE(0x10, 0x13) AM_DEVREADWRITE(FD1797_TAG, fd1797_t, read, write)
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AM_RANGE(0x14, 0x14) AM_MIRROR(0x01) AM_WRITE(palette_w)
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AM_RANGE(0x16, 0x16) AM_DEVWRITE_LEGACY(AY8912_TAG, ay8910_address_w)
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AM_RANGE(0x17, 0x17) AM_DEVREADWRITE_LEGACY(AY8912_TAG, ay8910_r, ay8910_data_w)
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AM_RANGE(0x18, 0x1b) AM_DEVREADWRITE(Z80CTC_TAG, z80ctc_device, read, write)
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AM_RANGE(0x1c, 0x1c) AM_MIRROR(0x03) AM_WRITE(system_w)
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// AM_RANGE(0x20, 0x27) winchester controller
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AM_RANGE(0x20, 0x27) AM_NOP // winchester controller
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// AM_RANGE(0x60, 0x6f) analog I/O (SINTEF)
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// AM_RANGE(0x60, 0x67) digital I/O (RVO)
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// AM_RANGE(0x70, 0x77) analog/digital I/O
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@ -499,20 +498,21 @@ WRITE_LINE_MEMBER( tiki100_state::ctc_z1_w )
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static Z80CTC_INTERFACE( ctc_intf )
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{
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DEVCB_CPU_INPUT_LINE(Z80_TAG, INPUT_LINE_IRQ0), /* interrupt handler */
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DEVCB_DEVICE_LINE_MEMBER(DEVICE_SELF,z80ctc_device, trg2), /* ZC/TO0 callback */
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DEVCB_DEVICE_LINE_MEMBER(DEVICE_SELF, z80ctc_device, trg2), /* ZC/TO0 callback */
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DEVCB_DRIVER_LINE_MEMBER(tiki100_state, ctc_z1_w), /* ZC/TO1 callback */
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DEVCB_DEVICE_LINE_MEMBER(DEVICE_SELF,z80ctc_device, trg3) /* ZC/TO2 callback */
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DEVCB_DEVICE_LINE_MEMBER(DEVICE_SELF, z80ctc_device, trg3) /* ZC/TO2 callback */
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};
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/* FD1797 Interface */
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static const wd17xx_interface fdc_intf =
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{
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DEVCB_NULL,
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DEVCB_NULL,
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DEVCB_NULL,
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{ FLOPPY_0, FLOPPY_1, NULL, NULL }
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};
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FLOPPY_FORMATS_MEMBER( tiki100_state::floppy_formats )
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FLOPPY_TIKI100_FORMAT
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FLOPPY_FORMATS_END
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static SLOT_INTERFACE_START( tiki100_floppies )
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SLOT_INTERFACE( "525dd", FLOPPY_525_DD ) // Tead FD-55A
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SLOT_INTERFACE( "525qd", FLOPPY_525_QD ) // Teac FD-55F
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SLOT_INTERFACE_END
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/* AY-3-8912 Interface */
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@ -536,8 +536,8 @@ static const ay8910_interface ay8910_intf =
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static const z80_daisy_config tiki100_daisy_chain[] =
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{
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{ Z80CTC_TAG },
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{ Z80PIO_TAG },
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{ Z80DART_TAG },
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{ Z80PIO_TAG },
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{ NULL }
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};
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@ -572,47 +572,6 @@ void tiki100_state::machine_start()
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save_item(NAME(m_keylatch));
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}
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// physical disks have 2:1 sector interleave
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static LEGACY_FLOPPY_OPTIONS_START(tiki100)
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LEGACY_FLOPPY_OPTION(tiki100, "dsk", "SSSD disk image", basicdsk_identify_default, basicdsk_construct_default, NULL,
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HEADS([1])
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TRACKS([40])
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SECTORS([18])
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SECTOR_LENGTH([128])
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FIRST_SECTOR_ID([1]))
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LEGACY_FLOPPY_OPTION(tiki100, "dsk", "SSDD disk image", basicdsk_identify_default, basicdsk_construct_default, NULL,
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HEADS([1])
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TRACKS([40])
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SECTORS([10])
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SECTOR_LENGTH([512])
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FIRST_SECTOR_ID([1]))
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LEGACY_FLOPPY_OPTION(tiki100, "dsk", "DSDD disk image", basicdsk_identify_default, basicdsk_construct_default, NULL,
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HEADS([2])
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TRACKS([40])
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SECTORS([10])
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SECTOR_LENGTH([512])
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FIRST_SECTOR_ID([1]))
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LEGACY_FLOPPY_OPTION(tiki100, "dsk", "DSHD disk image", basicdsk_identify_default, basicdsk_construct_default, NULL,
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HEADS([2])
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TRACKS([80])
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SECTORS([10])
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SECTOR_LENGTH([512])
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FIRST_SECTOR_ID([1]))
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LEGACY_FLOPPY_OPTIONS_END
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static const floppy_interface tiki100_floppy_interface =
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{
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DEVCB_NULL,
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DEVCB_NULL,
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DEVCB_NULL,
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DEVCB_NULL,
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DEVCB_NULL,
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FLOPPY_STANDARD_5_25_DSHD,
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LEGACY_FLOPPY_OPTIONS_NAME(tiki100),
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"floppy_5_25",
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NULL
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};
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/* Machine Driver */
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static MACHINE_CONFIG_START( tiki100, tiki100_state )
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@ -638,8 +597,9 @@ static MACHINE_CONFIG_START( tiki100, tiki100_state )
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MCFG_Z80PIO_ADD(Z80PIO_TAG, XTAL_8MHz/4, pio_intf)
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MCFG_Z80CTC_ADD(Z80CTC_TAG, XTAL_8MHz/4, ctc_intf)
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MCFG_TIMER_DRIVER_ADD_PERIODIC("ctc", tiki100_state, ctc_tick, attotime::from_hz(XTAL_8MHz/4))
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MCFG_FD1797_ADD(FD1797_TAG, fdc_intf) // FD1767PL-02 or FD1797-PL
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MCFG_LEGACY_FLOPPY_2_DRIVES_ADD(tiki100_floppy_interface)
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MCFG_FD1797x_ADD(FD1797_TAG, XTAL_8MHz/8) // FD1767PL-02 or FD1797-PL
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MCFG_FLOPPY_DRIVE_ADD(FD1797_TAG":0", tiki100_floppies, "525dd", NULL, tiki100_state::floppy_formats)
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MCFG_FLOPPY_DRIVE_ADD(FD1797_TAG":1", tiki100_floppies, "525dd", NULL, tiki100_state::floppy_formats)
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/* sound hardware */
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MCFG_SPEAKER_STANDARD_MONO("mono")
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@ -7,13 +7,12 @@
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#include "emu.h"
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#include "cpu/z80/z80.h"
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#include "cpu/z80/z80daisy.h"
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#include "formats/basicdsk.h"
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#include "imagedev/flopdrv.h"
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#include "formats/tiki100_dsk.h"
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#include "machine/ram.h"
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#include "machine/z80ctc.h"
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#include "machine/z80dart.h"
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#include "machine/z80pio.h"
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#include "machine/wd17xx.h"
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#include "machine/wd_fdc.h"
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#include "sound/ay8910.h"
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#define SCREEN_TAG "screen"
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@ -40,16 +39,16 @@ public:
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m_ctc(*this, Z80CTC_TAG),
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m_fdc(*this, FD1797_TAG),
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m_ram(*this, RAM_TAG),
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m_floppy0(*this, FLOPPY_0),
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m_floppy1(*this, FLOPPY_1)
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m_floppy0(*this, FD1797_TAG":0"),
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m_floppy1(*this, FD1797_TAG":1")
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{ }
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required_device<cpu_device> m_maincpu;
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required_device<z80ctc_device> m_ctc;
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required_device<fd1797_device> m_fdc;
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required_device<fd1797_t> m_fdc;
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required_device<ram_device> m_ram;
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required_device<legacy_floppy_image_device> m_floppy0;
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required_device<legacy_floppy_image_device> m_floppy1;
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required_device<floppy_connector> m_floppy0;
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required_device<floppy_connector> m_floppy1;
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virtual void machine_start();
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@ -64,6 +63,7 @@ public:
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DECLARE_WRITE8_MEMBER( system_w );
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DECLARE_WRITE_LINE_MEMBER( ctc_z1_w );
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DECLARE_WRITE8_MEMBER( video_scroll_w );
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DECLARE_FLOPPY_FORMATS( floppy_formats );
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void bankswitch();
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