// license:BSD-3-Clause
// copyright-holders:Nathan Woods, Olivier Galibert, Miodrag Milanovic
/*********************************************************************
*********************************************************************/
#include "emu.h"
#include "floppy.h"
#include "speaker.h"
#include "formats/imageutl.h"
#include "zippath.h"
/*
Debugging flags. Set to 0 or 1.
*/
// Show step operation
#define TRACE_STEP 0
#define TRACE_AUDIO 0
#define PITCH_SEEK_SAMPLES 1
#define FLOPSND_TAG "floppysound"
// device type definition
DEFINE_DEVICE_TYPE(FLOPPY_CONNECTOR, floppy_connector, "floppy_connector", "Floppy drive connector abstraction")
// generic 3" drives
DEFINE_DEVICE_TYPE(FLOPPY_3_SSDD, floppy_3_ssdd, "floppy_3_ssdd", "3\" single-sided floppy drive")
DEFINE_DEVICE_TYPE(FLOPPY_3_DSDD, floppy_3_dsdd, "floppy_3_dsdd", "3\" double-sided floppy drive")
// generic 3.5" drives
DEFINE_DEVICE_TYPE(FLOPPY_35_SSDD, floppy_35_ssdd, "floppy_35_ssdd", "3.5\" single-sided double density floppy drive")
DEFINE_DEVICE_TYPE(FLOPPY_35_DD, floppy_35_dd, "floppy_35_dd", "3.5\" double density floppy drive")
DEFINE_DEVICE_TYPE(FLOPPY_35_HD, floppy_35_hd, "floppy_35_hd", "3.5\" high density floppy drive")
DEFINE_DEVICE_TYPE(FLOPPY_35_ED, floppy_35_ed, "floppy_35_ed", "3.5\" extended density floppy drive")
// generic 5.25" drives
DEFINE_DEVICE_TYPE(FLOPPY_525_SSSD_35T, floppy_525_sssd_35t, "floppy_525_sssd_35t", "5.25\" single-sided single density 35-track floppy drive")
DEFINE_DEVICE_TYPE(FLOPPY_525_SD_35T, floppy_525_sd_35t, "floppy_525_sd_35t", "5.25\" double-sided single density 35-track floppy drive")
DEFINE_DEVICE_TYPE(FLOPPY_525_SSSD, floppy_525_sssd, "floppy_525_sssd", "5.25\" single-sided single density floppy drive")
DEFINE_DEVICE_TYPE(FLOPPY_525_SD, floppy_525_sd, "floppy_525_sd", "5.25\" single density floppy drive")
DEFINE_DEVICE_TYPE(FLOPPY_525_SSDD, floppy_525_ssdd, "floppy_525_ssdd", "5.25\" single-sided double density floppy drive")
DEFINE_DEVICE_TYPE(FLOPPY_525_DD, floppy_525_dd, "floppy_525_dd", "5.25\" double density floppy drive")
DEFINE_DEVICE_TYPE(FLOPPY_525_SSQD, floppy_525_ssqd, "floppy_525_ssqd", "5.25\" single-sided quad density floppy drive")
DEFINE_DEVICE_TYPE(FLOPPY_525_QD, floppy_525_qd, "floppy_525_qd", "5.25\" quad density floppy drive")
DEFINE_DEVICE_TYPE(FLOPPY_525_HD, floppy_525_hd, "floppy_525_hd", "5.25\" high density floppy drive")
// generic 8" drives
DEFINE_DEVICE_TYPE(FLOPPY_8_SSSD, floppy_8_sssd, "floppy_8_sssd", "8\" single-sided single density floppy drive")
DEFINE_DEVICE_TYPE(FLOPPY_8_DSSD, floppy_8_dssd, "floppy_8_dssd", "8\" double-sided single density floppy drive")
DEFINE_DEVICE_TYPE(FLOPPY_8_SSDD, floppy_8_ssdd, "floppy_8_ssdd", "8\" single-sided double density floppy drive")
DEFINE_DEVICE_TYPE(FLOPPY_8_DSDD, floppy_8_dsdd, "floppy_8_dsdd", "8\" double-sided double density floppy drive")
// Epson 3.5" drives
#if 0
DEFINE_DEVICE_TYPE(EPSON_SMD_110, epson_smd_110, "epson_smd_110", "EPSON SMD-110 Floppy Disk Drive")
DEFINE_DEVICE_TYPE(EPSON_SMD_120, epson_smd_120, "epson_smd_120", "EPSON SMD-120 Floppy Disk Drive")
DEFINE_DEVICE_TYPE(EPSON_SMD_125, epson_smd_125, "epson_smd_125", "EPSON SMD-125 Floppy Disk Drive")
DEFINE_DEVICE_TYPE(EPSON_SMD_130, epson_smd_130, "epson_smd_130", "EPSON SMD-130 Floppy Disk Drive")
DEFINE_DEVICE_TYPE(EPSON_SMD_140, epson_smd_140, "epson_smd_140", "EPSON SMD-140 Floppy Disk Drive")
DEFINE_DEVICE_TYPE(EPSON_SMD_150, epson_smd_150, "epson_smd_150", "EPSON SMD-150 Floppy Disk Drive")
DEFINE_DEVICE_TYPE(EPSON_SMD_160, epson_smd_160, "epson_smd_160", "EPSON SMD-160 Floppy Disk Drive")
#endif
DEFINE_DEVICE_TYPE(EPSON_SMD_165, epson_smd_165, "epson_smd_165", "EPSON SMD-165 Floppy Disk Drive")
#if 0
DEFINE_DEVICE_TYPE(EPSON_SMD_170, epson_smd_170, "epson_smd_170", "EPSON SMD-170 Floppy Disk Drive")
DEFINE_DEVICE_TYPE(EPSON_SMD_180, epson_smd_180, "epson_smd_180", "EPSON SMD-180 Floppy Disk Drive")
DEFINE_DEVICE_TYPE(EPSON_SMD_240L, epson_smd_240l, "epson_smd_240l", "EPSON SMD-240L Floppy Disk Drive")
DEFINE_DEVICE_TYPE(EPSON_SMD_280HL, epson_smd_280hl, "epson_smd_280hl", "EPSON SMD-280HL Floppy Disk Drive")
DEFINE_DEVICE_TYPE(EPSON_SMD_440L, epson_smd_440l, "epson_smd_440l", "EPSON SMD-440L Floppy Disk Drive")
DEFINE_DEVICE_TYPE(EPSON_SMD_449L, epson_smd_449l, "epson_smd_449l", "EPSON SMD-449L Floppy Disk Drive")
DEFINE_DEVICE_TYPE(EPSON_SMD_480LM, epson_smd_480lm, "epson_smd_480lm", "EPSON SMD-480LM Floppy Disk Drive")
DEFINE_DEVICE_TYPE(EPSON_SMD_489M, epson_smd_489m, "epson_smd_489m", "EPSON SMD-489M Floppy Disk Drive")
#endif
// Epson 5.25" drives
#if 0
DEFINE_DEVICE_TYPE(EPSON_SD_311, epson_sd_311, "epson_sd_311", "EPSON SD-311 Mini-Floppy Disk Drive")
#endif
DEFINE_DEVICE_TYPE(EPSON_SD_320, epson_sd_320, "epson_sd_320", "EPSON SD-320 Mini-Floppy Disk Drive")
DEFINE_DEVICE_TYPE(EPSON_SD_321, epson_sd_321, "epson_sd_321", "EPSON SD-321 Mini-Floppy Disk Drive")
#if 0
DEFINE_DEVICE_TYPE(EPSON_SD_521L, epson_sd_531l, "epson_sd_531l", "EPSON SD-531L Mini-Floppy Disk Drive")
DEFINE_DEVICE_TYPE(EPSON_SD_525, epson_sd_525, "epson_sd_525", "EPSON SD-525 Mini-Floppy Disk Drive")
DEFINE_DEVICE_TYPE(EPSON_SD_543, epson_sd_543, "epson_sd_543", "EPSON SD-543 Mini-Floppy Disk Drive")
DEFINE_DEVICE_TYPE(EPSON_SD_545, epson_sd_545, "epson_sd_545", "EPSON SD-545 Mini-Floppy Disk Drive")
DEFINE_DEVICE_TYPE(EPSON_SD_560, epson_sd_560, "epson_sd_560", "EPSON SD-560 Mini-Floppy Disk Drive")
DEFINE_DEVICE_TYPE(EPSON_SD_580L, epson_sd_580l, "epson_sd_580l", "EPSON SD-580L Mini-Floppy Disk Drive")
DEFINE_DEVICE_TYPE(EPSON_SD_581L, epson_sd_581l, "epson_sd_581l", "EPSON SD-581L Mini-Floppy Disk Drive")
DEFINE_DEVICE_TYPE(EPSON_SD_621L, epson_sd_621l, "epson_sd_621l", "EPSON SD-621L Mini-Floppy Disk Drive")
DEFINE_DEVICE_TYPE(EPSON_SD_680L, epson_sd_680l, "epson_sd_680l", "EPSON SD-680L Mini-Floppy Disk Drive")
#endif
// Sony 3.5" drives
DEFINE_DEVICE_TYPE(SONY_OA_D31V, sony_oa_d31v, "sony_oa_d31v", "Sony OA-D31V Micro Floppydisk Drive")
DEFINE_DEVICE_TYPE(SONY_OA_D32W, sony_oa_d32w, "sony_oa_d32w", "Sony OA-D32W Micro Floppydisk Drive")
DEFINE_DEVICE_TYPE(SONY_OA_D32V, sony_oa_d32v, "sony_oa_d32v", "Sony OA-D32V Micro Floppydisk Drive")
// TEAC 3" drives
DEFINE_DEVICE_TYPE(TEAC_FD_30A, teac_fd_30a, "teac_fd_30a", "TEAC FD-30A FDD")
// TEAC 5.25" drives
#if 0
DEFINE_DEVICE_TYPE(TEAC_FD_55A, teac_fd_55a, "teac_fd_55a", "TEAC FD-55A FDD")
DEFINE_DEVICE_TYPE(TEAC_FD_55B, teac_fd_55b, "teac_fd_55b", "TEAC FD-55B FDD")
#endif
DEFINE_DEVICE_TYPE(TEAC_FD_55E, teac_fd_55e, "teac_fd_55e", "TEAC FD-55E FDD")
DEFINE_DEVICE_TYPE(TEAC_FD_55F, teac_fd_55f, "teac_fd_55f", "TEAC FD-55F FDD")
DEFINE_DEVICE_TYPE(TEAC_FD_55G, teac_fd_55g, "teac_fd_55g", "TEAC FD-55G FDD")
// ALPS 5.25" drives
DEFINE_DEVICE_TYPE(ALPS_3255190X, alps_3255190x, "alps_3255190x", "ALPS 32551901/32551902 Floppy Drive")
// IBM 8" drives
DEFINE_DEVICE_TYPE(IBM_6360, ibm_6360, "ibm_6360", "IBM 6360 8\" single-sided single density floppy drive")
const floppy_format_type floppy_image_device::default_floppy_formats[] = {
FLOPPY_D88_FORMAT,
FLOPPY_DFI_FORMAT,
FLOPPY_HFE_FORMAT,
FLOPPY_IMD_FORMAT,
FLOPPY_IPF_FORMAT,
FLOPPY_MFI_FORMAT,
FLOPPY_MFM_FORMAT,
FLOPPY_TD0_FORMAT,
FLOPPY_CQM_FORMAT,
FLOPPY_DSK_FORMAT,
nullptr
};
floppy_connector::floppy_connector(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
device_t(mconfig, FLOPPY_CONNECTOR, tag, owner, clock),
device_slot_interface(mconfig, *this),
formats(nullptr),
m_enable_sound(false)
{
}
floppy_connector::~floppy_connector()
{
}
void floppy_connector::set_formats(const floppy_format_type *_formats)
{
formats = _formats;
}
void floppy_connector::device_start()
{
}
void floppy_connector::device_config_complete()
{
floppy_image_device *dev = dynamic_cast<floppy_image_device *>(get_card_device());
if(dev)
{
dev->set_formats(formats);
dev->enable_sound(m_enable_sound);
}
}
floppy_image_device *floppy_connector::get_device()
{
return dynamic_cast<floppy_image_device *>(get_card_device());
}
//-------------------------------------------------
// floppy_image_device - constructor
//-------------------------------------------------
floppy_image_device::floppy_image_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock)
: device_t(mconfig, type, tag, owner, clock),
device_image_interface(mconfig, *this),
device_slot_card_interface(mconfig, *this),
input_format(nullptr),
output_format(nullptr),
image(nullptr),
fif_list(nullptr),
index_timer(nullptr),
tracks(0),
sides(0),
form_factor(0),
motor_always_on(false),
dskchg_writable(false),
has_trk00_sensor(true),
dir(0), stp(0), wtg(0), mon(0), ss(0), ds(-1), idx(0), wpt(0), rdy(0), dskchg(0),
ready(false),
rpm(0),
floppy_ratio_1(0),
revolution_count(0),
cyl(0),
subcyl(0),
image_dirty(false),
ready_counter(0),
m_make_sound(false),
m_sound_out(nullptr)
{
extension_list[0] = '\0';
m_err = IMAGE_ERROR_INVALIDIMAGE;
}
//-------------------------------------------------
// floppy_image_device - destructor
//-------------------------------------------------
floppy_image_device::~floppy_image_device()
{
for(floppy_image_format_t *format = fif_list; format; ) {
floppy_image_format_t* tmp_format = format;
format = format->next;
delete tmp_format;
}
fif_list = nullptr;
}
void floppy_image_device::setup_load_cb(load_cb cb)
{
cur_load_cb = cb;
}
void floppy_image_device::setup_unload_cb(unload_cb cb)
{
cur_unload_cb = cb;
}
void floppy_image_device::setup_index_pulse_cb(index_pulse_cb cb)
{
cur_index_pulse_cb = cb;
}
void floppy_image_device::setup_ready_cb(ready_cb cb)
{
cur_ready_cb = cb;
}
void floppy_image_device::setup_wpt_cb(wpt_cb cb)
{
cur_wpt_cb = cb;
}
void floppy_image_device::setup_led_cb(led_cb cb)
{
cur_led_cb = cb;
}
void floppy_image_device::set_formats(const floppy_format_type *formats)
{
extension_list[0] = '\0';
fif_list = nullptr;
for(int cnt=0; formats[cnt]; cnt++)
{
// allocate a new format
floppy_image_format_t *fif = formats[cnt]();
if(!fif_list)
fif_list = fif;
else
fif_list->append(fif);
add_format(fif->name(), fif->description(), fif->extensions(), "");
image_specify_extension( extension_list, 256, fif->extensions() );
}
}
floppy_image_format_t *floppy_image_device::get_formats() const
{
return fif_list;
}
floppy_image_format_t *floppy_image_device::get_load_format() const
{
return input_format;
}
void floppy_image_device::set_rpm(float _rpm)
{
if(rpm == _rpm)
return;
rpm = _rpm;
rev_time = attotime::from_double(60/rpm);
floppy_ratio_1 = int(1000.0f*rpm/300.0f+0.5f);
}
void floppy_image_device::setup_write(floppy_image_format_t *_output_format)
{
output_format = _output_format;
commit_image();
}
void floppy_image_device::commit_image()
{
image_dirty = false;
if(!output_format || !output_format->supports_save())
return;
io_generic io;
// Do _not_ remove this cast otherwise the pointer will be incorrect when used by the ioprocs.
io.file = (device_image_interface *)this;
io.procs = &image_ioprocs;
io.filler = 0xff;
osd_file::error err = image_core_file().truncate(0);
if (err != osd_file::error::NONE)
popmessage("Error, unable to truncate image: %d", int(err));
output_format->save(&io, image);
}
//-------------------------------------------------
// device_start - device-specific startup
//-------------------------------------------------
void floppy_image_device::device_start()
{
rpm = 0;
motor_always_on = false;
dskchg_writable = false;
has_trk00_sensor = true;
// better would be an extra parameter in the MCFG macro
drive_index = atoi(owner()->basetag());
idx = 0;
/* motor off */
mon = 1;
cyl = 0;
subcyl = 0;
ss = 0;
ds = -1;
stp = 1;
wpt = 0;
dskchg = exists() ? 1 : 0;
index_timer = timer_alloc(0);
image_dirty = false;
ready = true;
ready_counter = 0;
setup_characteristics();
if (m_make_sound) m_sound_out = subdevice<floppy_sound_device>(FLOPSND_TAG);
save_item(NAME(cyl));
save_item(NAME(subcyl));
}
void floppy_image_device::device_reset()
{
if (m_make_sound)
{
// Have we loaded all samples? Otherwise mute the floppy.
m_make_sound = m_sound_out->samples_loaded();
}
revolution_start_time = attotime::never;
revolution_count = 0;
mon = 1;
set_ready(true);
if(motor_always_on && image)
mon_w(0);
}
void floppy_image_device::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr)
{
index_resync();
}
floppy_image_format_t *floppy_image_device::identify(std::string filename)
{
util::core_file::ptr fd;
std::string revised_path;
osd_file::error err = util::zippath_fopen(filename, OPEN_FLAG_READ, fd, revised_path);
if(err != osd_file::error::NONE) {
seterror(IMAGE_ERROR_INVALIDIMAGE, "Unable to open the image file");
return nullptr;
}
io_generic io;
io.file = fd.get();
io.procs = &corefile_ioprocs_noclose;
io.filler = 0xff;
int best = 0;
floppy_image_format_t *best_format = nullptr;
for (floppy_image_format_t *format = fif_list; format; format = format->next)
{
int score = format->identify(&io, form_factor);
if(score > best) {
best = score;
best_format = format;
}
}
fd.reset();
return best_format;
}
void floppy_image_device::init_floppy_load(bool write_supported)
{
revolution_start_time = mon ? attotime::never : machine().time();
revolution_count = 0;
index_resync();
wpt = 1; // disk sleeve is covering the sensor
if (!cur_wpt_cb.isnull())
cur_wpt_cb(this, wpt);
wpt = is_readonly() || (!write_supported);
if (!cur_wpt_cb.isnull())
cur_wpt_cb(this, wpt);
if (motor_always_on) {
// When disk is inserted, start motor
mon_w(0);
} else if(!mon)
ready_counter = 2;
if (dskchg_writable)
dskchg = 1;
}
image_init_result floppy_image_device::call_load()
{
io_generic io;
// Do _not_ remove this cast otherwise the pointer will be incorrect when used by the ioprocs.
io.file = (device_image_interface *)this;
io.procs = &image_ioprocs;
io.filler = 0xff;
int best = 0;
floppy_image_format_t *best_format = nullptr;
for(floppy_image_format_t *format = fif_list; format; format = format->next) {
int score = format->identify(&io, form_factor);
if(score > best) {
best = score;
best_format = format;
}
}
if(!best_format)
{
seterror(IMAGE_ERROR_INVALIDIMAGE, "Unable to identify the image format");
return image_init_result::FAIL;
}
image = global_alloc(floppy_image(tracks, sides, form_factor));
if (!best_format->load(&io, form_factor, image))
{
seterror(IMAGE_ERROR_UNSUPPORTED, "Incompatible image format or corrupted data");
global_free(image);
image = nullptr;
return image_init_result::FAIL;
}
output_format = is_readonly() ? nullptr : best_format;
image_dirty = false;
init_floppy_load(output_format != nullptr);
if (!cur_load_cb.isnull())
return cur_load_cb(this);
return image_init_result::PASS;
}
void floppy_image_device::call_unload()
{
dskchg = 0;
if (image) {
if(image_dirty)
commit_image();
global_free(image);
image = nullptr;
}
wpt = 1; // disk sleeve is covering the sensor
if (!cur_wpt_cb.isnull())
cur_wpt_cb(this, wpt);
wpt = 0; // sensor is uncovered
if (!cur_wpt_cb.isnull())
cur_wpt_cb(this, wpt);
if (!cur_unload_cb.isnull())
cur_unload_cb(this);
if (motor_always_on) {
// When disk is removed, stop motor
mon_w(1);
}
set_ready(true);
}
image_init_result floppy_image_device::call_create(int format_type, util::option_resolution *format_options)
{
image = global_alloc(floppy_image(tracks, sides, form_factor));
output_format = nullptr;
// search for a suitable format based on the extension
for(floppy_image_format_t *i = fif_list; i; i = i->next)
{
// only consider formats that actually support saving
if(!i->supports_save())
continue;
if (i->extension_matches(basename()))
{
output_format = i;
break;
}
}
// did we find a suitable format?
if (output_format == nullptr)
{
seterror(IMAGE_ERROR_INVALIDIMAGE, "Unable to identify the image format");
return image_init_result::FAIL;
}
init_floppy_load(output_format != nullptr);
return image_init_result::PASS;
}
/* motor on, active low */
void floppy_image_device::mon_w(int state)
{
if(mon == state)
return;
mon = state;
/* off -> on */
if (!mon && image)
{
revolution_start_time = machine().time();
if (motor_always_on) {
// Drives with motor that is always spinning are immediately ready when a disk is loaded
// because there is no spin-up time
set_ready(false);
} else {
ready_counter = 2;
}
index_resync();
}
/* on -> off */
else {
if(image_dirty)
commit_image();
revolution_start_time = attotime::never;
index_timer->adjust(attotime::zero);
set_ready(true);
}
// Create a motor sound (loaded or empty)
if (m_make_sound) m_sound_out->motor(state==0, exists());
}
attotime floppy_image_device::time_next_index()
{
if(revolution_start_time.is_never())
return attotime::never;
return revolution_start_time + rev_time;
}
/* index pulses at rpm/60 Hz, and stays high for ~2ms at 300rpm */
void floppy_image_device::index_resync()
{
if(revolution_start_time.is_never()) {
if(idx) {
idx = 0;
if (!cur_index_pulse_cb.isnull())
cur_index_pulse_cb(this, idx);
}
return;
}
attotime delta = machine().time() - revolution_start_time;
while(delta >= rev_time) {
delta -= rev_time;
revolution_start_time += rev_time;
revolution_count++;
}
int position = (delta*floppy_ratio_1).as_ticks(1000000000/1000);
int new_idx = position < 20000;
if(new_idx) {
attotime index_up_time = attotime::from_nsec((2000000*1000)/floppy_ratio_1);
index_timer->adjust(index_up_time - delta);
} else
index_timer->adjust(rev_time - delta);
if(new_idx != idx) {
idx = new_idx;
if(idx && ready) {
ready_counter--;
if(!ready_counter) {
// logerror("Drive spun up\n");
set_ready(false);
}
}
if (!cur_index_pulse_cb.isnull())
cur_index_pulse_cb(this, idx);
}
}
bool floppy_image_device::ready_r()
{
return ready;
}
void floppy_image_device::set_ready(bool state)
{
if (state != ready)
{
ready = state;
check_led();
if (!cur_ready_cb.isnull())
cur_ready_cb(this, ready);
}
}
void floppy_image_device::check_led()
{
if(!cur_led_cb.isnull())
cur_led_cb(this, (ds == drive_index) && !ready ? 1 : 0);
}
double floppy_image_device::get_pos()
{
return index_timer->elapsed().as_double();
}
bool floppy_image_device::twosid_r()
{
int tracks = 0, heads = 0;
if (image) image->get_actual_geometry(tracks, heads);
return heads == 1;
}
void floppy_image_device::stp_w(int state)
{
// Before spin-up is done, ignore step pulses
// TODO: There are reports about drives supporting step operation with
// stopped spindle. Need to check that on real drives.
// if (ready_counter > 0) return;
if ( stp != state ) {
stp = state;
if ( stp == 0 ) {
int ocyl = cyl;
if ( dir ) {
if ( cyl ) cyl--;
} else {
if ( cyl < tracks-1 ) cyl++;
}
if(ocyl != cyl)
{
if (TRACE_STEP) logerror("track %d\n", cyl);
// Do we want a stepper sound?
// We plan for 5 zones with possibly specific sounds
if (m_make_sound) m_sound_out->step(cyl*5/tracks);
}
/* Update disk detection if applicable */
if (exists() && !dskchg_writable)
{
if (dskchg==0) dskchg = 1;
}
}
subcyl = 0;
}
}
void floppy_image_device::seek_phase_w(int phases)
{
int cur_pos = (cyl << 2) | subcyl;
int req_pos;
switch(phases) {
case 0x1: req_pos = 0; break;
case 0x3: req_pos = 1; break;
case 0x2: req_pos = 2; break;
case 0x6: req_pos = 3; break;
case 0x4: req_pos = 4; break;
case 0xc: req_pos = 5; break;
case 0x8: req_pos = 6; break;
case 0x9: req_pos = 7; break;
default: return;
}
// Opposite phase, don't move
if(((cur_pos ^ req_pos) & 7) == 4)
return;
int next_pos = (cur_pos & ~7) | req_pos;
if(next_pos < cur_pos-4)
next_pos += 8;
else if(next_pos > cur_pos+4)
next_pos -= 8;
if(next_pos < 0)
next_pos = 0;
else if(next_pos > (tracks-1)*4)
next_pos = (tracks-1)*4;
cyl = next_pos >> 2;
subcyl = next_pos & 3;
if(TRACE_STEP && (next_pos != cur_pos))
logerror("track %d.%d\n", cyl, subcyl);
/* Update disk detection if applicable */
if (exists() && !dskchg_writable)
if (dskchg==0)
dskchg = 1;
}
int floppy_image_device::find_index(uint32_t position, const std::vector<uint32_t> &buf)
{
int spos = (buf.size() >> 1)-1;
int step;
for(step=1; step<buf.size()+1; step<<=1) { }
step >>= 1;
for(;;) {
if(spos >= int(buf.size()) || (spos > 0 && (buf[spos] & floppy_image::TIME_MASK) > position)) {
spos -= step;
step >>= 1;
} else if(spos < 0 || (spos < int(buf.size())-1 && (buf[spos+1] & floppy_image::TIME_MASK) <= position)) {
spos += step;
step >>= 1;
} else
return spos;
}
}
uint32_t floppy_image_device::find_position(attotime &base, const attotime &when)
{
base = revolution_start_time;
attotime delta = when - base;
while(delta >= rev_time) {
delta -= rev_time;
base += rev_time;
}
while(delta < attotime::zero) {
delta += rev_time;
base -= rev_time;
}
uint32_t res = (delta*floppy_ratio_1).as_ticks(1000000000/1000);
if (res >= 200000000) {
// Due to rounding errors in the previous operation,
// 'res' sometimes overflows 2E+8
res -= 200000000;
base += rev_time;
}
return res;
}
attotime floppy_image_device::get_next_index_time(std::vector<uint32_t> &buf, int index, int delta, attotime base)
{
uint32_t next_position;
int cells = buf.size();
if(index+delta < cells) {
next_position = buf[index+delta] & floppy_image::TIME_MASK;
} else {
if((buf[cells-1]^buf[0]) & floppy_image::MG_MASK)
delta--;
index = index + delta - cells + 1;
next_position = 200000000 + (buf[index] & floppy_image::TIME_MASK);
}
return base + attotime::from_nsec((uint64_t(next_position)*2000/floppy_ratio_1+1)/2);
}
attotime floppy_image_device::get_next_transition(const attotime &from_when)
{
if(!image || mon)
return attotime::never;
std::vector<uint32_t> &buf = image->get_buffer(cyl, ss, subcyl);
uint32_t cells = buf.size();
if(cells <= 1)
return attotime::never;
attotime base;
uint32_t position = find_position(base, from_when);
int index = find_index(position, buf);
if(index == -1)
return attotime::never;
for(unsigned int i=1;; i++) {
attotime result = get_next_index_time(buf, index, i, base);
if(result > from_when)
return result;
}
}
void floppy_image_device::write_flux(const attotime &start, const attotime &end, int transition_count, const attotime *transitions)
{
if(!image || mon)
return;
image_dirty = true;
attotime base;
int start_pos = find_position(base, start);
int end_pos = find_position(base, end);
std::vector<int> trans_pos(transition_count);
for(int i=0; i != transition_count; i++)
trans_pos[i] = find_position(base, transitions[i]);
std::vector<uint32_t> &buf = image->get_buffer(cyl, ss, subcyl);
int index;
if(!buf.empty())
index = find_index(start_pos, buf);
else {
index = 0;
buf.push_back(floppy_image::MG_N);
}
if(index && (buf[index] & floppy_image::TIME_MASK) == start_pos)
index--;
uint32_t cur_mg = buf[index] & floppy_image::MG_MASK;
if(cur_mg == floppy_image::MG_N || cur_mg == floppy_image::MG_D)
cur_mg = floppy_image::MG_A;
uint32_t pos = start_pos;
int ti = 0;
int cells = buf.size();
while(pos != end_pos) {
if(buf.size() < cells+10)
buf.resize(cells+200);
uint32_t next_pos;
if(ti != transition_count)
next_pos = trans_pos[ti++];
else
next_pos = end_pos;
if(next_pos > pos)
write_zone(&buf[0], cells, index, pos, next_pos, cur_mg);
else {
write_zone(&buf[0], cells, index, pos, 200000000, cur_mg);
index = 0;
write_zone(&buf[0], cells, index, 0, next_pos, cur_mg);
}
pos = next_pos;
cur_mg = cur_mg == floppy_image::MG_A ? floppy_image::MG_B : floppy_image::MG_A;
}
buf.resize(cells);
}
void floppy_image_device::write_zone(uint32_t *buf, int &cells, int &index, uint32_t spos, uint32_t epos, uint32_t mg)
{
while(spos < epos) {
while(index != cells-1 && (buf[index+1] & floppy_image::TIME_MASK) <= spos)
index++;
uint32_t ref_start = buf[index] & floppy_image::TIME_MASK;
uint32_t ref_end = index == cells-1 ? 200000000 : buf[index+1] & floppy_image::TIME_MASK;
uint32_t ref_mg = buf[index] & floppy_image::MG_MASK;
// Can't overwrite a damaged zone
if(ref_mg == floppy_image::MG_D) {
spos = ref_end;
continue;
}
// If the zone is of the type we want, we don't need to touch it
if(ref_mg == mg) {
spos = ref_end;
continue;
}
// Check the overlaps, act accordingly
if(spos == ref_start) {
if(epos >= ref_end) {
// Full overlap, that cell is dead, we need to see which ones we can extend
uint32_t prev_mg = index != 0 ? buf[index-1] & floppy_image::MG_MASK : ~0;
uint32_t next_mg = index != cells-1 ? buf[index+1] & floppy_image::MG_MASK : ~0;
if(prev_mg == mg) {
if(next_mg == mg) {
// Both match, merge all three in one
memmove(buf+index, buf+index+2, (cells-index-2)*sizeof(uint32_t));
cells -= 2;
index--;
} else {
// Previous matches, drop the current cell
memmove(buf+index, buf+index+1, (cells-index-1)*sizeof(uint32_t));
cells --;
}
} else {
if(next_mg == mg) {
// Following matches, extend it
memmove(buf+index, buf+index+1, (cells-index-1)*sizeof(uint32_t));
cells --;
buf[index] = mg | spos;
} else {
// None match, convert the current cell
buf[index] = mg | spos;
index++;
}
}
spos = ref_end;
} else {
// Overlap at the start only
// Check if we can just extend the previous cell
if(index != 0 && (buf[index-1] & floppy_image::MG_MASK) == mg)
buf[index] = ref_mg | epos;
else {
// Otherwise we need to insert a new cell
if(index != cells-1)
memmove(buf+index+1, buf+index, (cells-index)*sizeof(uint32_t));
cells++;
buf[index] = mg | spos;
buf[index+1] = ref_mg | epos;
}
spos = epos;
}
} else {
if(epos >= ref_end) {
// Overlap at the end only
// If we can't just extend the following cell, we need to insert a new one
if(index == cells-1 || (buf[index+1] & floppy_image::MG_MASK) != mg) {
if(index != cells-1)
memmove(buf+index+2, buf+index+1, (cells-index-1)*sizeof(uint32_t));
cells++;
}
buf[index+1] = mg | spos;
index++;
spos = ref_end;
} else {
// Full inclusion
// We need to split the zone in 3
if(index != cells-1)
memmove(buf+index+3, buf+index+1, (cells-index-1)*sizeof(uint32_t));
cells += 2;
buf[index+1] = mg | spos;
buf[index+2] = ref_mg | epos;
spos = epos;
}
}
}
}
void floppy_image_device::set_write_splice(const attotime &when)
{
if(image) {
image_dirty = true;
attotime base;
int splice_pos = find_position(base, when);
image->set_write_splice_position(cyl, ss, splice_pos, subcyl);
}
}
uint32_t floppy_image_device::get_form_factor() const
{
return form_factor;
}
uint32_t floppy_image_device::get_variant() const
{
return image ? image->get_variant() : 0;
}
//===================================================================
// Floppy sound
//
// In order to enable floppy sound you must add the line
// MCFG_FLOPPY_DRIVE_SOUND(true)
// after MCFG_FLOPPY_DRIVE_ADD
// and you must put audio samples (44100Hz, mono) with names as
// shown in floppy_sample_names into the directory samples/floppy
// Sound will be disabled when these samples are missing.
//
// MZ, Aug 2015
//===================================================================
enum
{
QUIET=-1,
SPIN_START_EMPTY=0,
SPIN_START_LOADED,
SPIN_EMPTY,
SPIN_LOADED,
SPIN_END
};
enum
{
STEP_SINGLE=0,
STEP_SEEK2,
STEP_SEEK6,
STEP_SEEK12,
STEP_SEEK20
};
/*
Unless labeled "constructed", all samples were recorded from real floppy drives.
The 3.5" floppy drive is a Sony MPF420-1.
The 5.25" floppy drive is a Chinon FZ502.
*/
static const char *const floppy35_sample_names[] =
{
// Subdirectory
"*floppy",
// Spinning sounds
"35_spin_start_empty",
"35_spin_start_loaded",
"35_spin_empty",
"35_spin_loaded",
"35_spin_end",
// Stepping sounds
"35_step_1_1",
// Seeking sounds
"35_seek_2ms", // constructed
"35_seek_6ms",
"35_seek_12ms",
"35_seek_20ms",
nullptr
};
static const char *const floppy525_sample_names[] =
{
// Subdirectory
"*floppy",
// Spinning sounds
"525_spin_start_empty",
"525_spin_start_loaded",
"525_spin_empty",
"525_spin_loaded",
"525_spin_end",
// Stepping sounds
"525_step_1_1",
// Seeking sounds
"525_seek_2ms", // unrealistically fast, but needed for 3.5 (constructed)
"525_seek_6ms",
"525_seek_12ms",
"525_seek_20ms",
nullptr
};
floppy_sound_device::floppy_sound_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
: samples_device(mconfig, FLOPPYSOUND, tag, owner, clock),
m_sound(nullptr),
m_step_base(0),
m_spin_samples(0),
m_step_samples(0),
m_spin_samplepos(0),
m_step_samplepos(0),
m_seek_sound_timeout(0),
m_zones(0),
m_spin_playback_sample(QUIET),
m_step_playback_sample(QUIET),
m_seek_playback_sample(QUIET),
m_motor_on(false),
m_with_disk(false),
m_loaded(false),
m_seek_pitch(1.0),
m_seek_samplepos(0.0)
{
}
void floppy_sound_device::register_for_save_states()
{
save_item(NAME(m_step_base));
save_item(NAME(m_spin_samples));
save_item(NAME(m_step_samples));
save_item(NAME(m_spin_samplepos));
save_item(NAME(m_step_samplepos));
save_item(NAME(m_seek_samplepos));
save_item(NAME(m_seek_sound_timeout));
save_item(NAME(m_zones));
save_item(NAME(m_spin_playback_sample));
save_item(NAME(m_step_playback_sample));
save_item(NAME(m_seek_playback_sample));
save_item(NAME(m_motor_on));
save_item(NAME(m_with_disk));
save_item(NAME(m_loaded));
save_item(NAME(m_seek_pitch));
}
void floppy_sound_device::device_start()
{
// What kind of drive do we have?
bool is525 = strstr(tag(), "525") != nullptr;
set_samples_names(is525? floppy525_sample_names : floppy35_sample_names);
m_motor_on = false;
// Offsets in the sample collection
m_spin_samples = 5;
m_step_base = 5;
m_step_samples = 1;
m_zones = 1; // > 1 needs more than one step sample
m_spin_samplepos = m_step_samplepos = m_seek_samplepos = 0;
m_spin_playback_sample = m_step_playback_sample = QUIET;
// Read audio samples. The samples are stored in the list m_samples.
m_loaded = load_samples();
// If we don't have all samples, don't allocate a stream or access sample data.
if (m_loaded)
{
m_sound = machine().sound().stream_alloc(*this, 0, 1, clock()); // per-floppy stream
}
register_for_save_states();
}
/*
Motor sound. Select appropriate sound sample, depending on whether the
motor is started or keeps running. Motor samples are always fully
played.
*/
void floppy_sound_device::motor(bool running, bool withdisk)
{
if (samples_loaded())
{
m_sound->update(); // required
if ((m_spin_playback_sample==QUIET || m_spin_playback_sample==SPIN_END) && running) // motor was either off or already spinning down
{
m_spin_samplepos = 0;
m_spin_playback_sample = withdisk? SPIN_START_LOADED : SPIN_START_EMPTY; // (re)start the motor sound
}
else
{
// Motor has been running and is turned off now
if ((m_spin_playback_sample == SPIN_EMPTY || m_spin_playback_sample == SPIN_LOADED) && !running)
m_spin_playback_sample = SPIN_END; // go to spin down sound when loop is finished
}
}
m_motor_on = running;
m_with_disk = withdisk;
}
/*
Activate the step sound.
The zone parameter should be used to select specific samples for the
current head position (if available). Its value should range from 0 to 4.
*/
void floppy_sound_device::step(int zone)
{
if (samples_loaded())
{
m_sound->update(); // required
// Pick one of the step samples
// TODO: This is only preliminary, need to complete that.
if (zone >= m_zones) zone = m_zones-1;
m_step_playback_sample = (zone * m_step_samples) + (machine().rand() % m_step_samples);
if (m_step_samplepos > 0)
{
if (m_seek_playback_sample == QUIET)
{
// The last step sample was not completed;
// we need to find out the step rate
// With a sample rate of 44100 Hz we can calculate the
// rate from the sample position
// 2ms = 88
// 6ms = 265
// 12ms = 529
// 20ms = 882
if (m_step_samplepos < 100)
{
// Should only used for 3.5 drives
m_seek_playback_sample = STEP_SEEK2;
m_seek_pitch = 1.0; // don't use a pitch
}
else
{
if (m_step_samplepos < 400) // Use this for 8 ms also
{
m_seek_playback_sample = STEP_SEEK6;
m_seek_pitch = 265.0 / m_step_samplepos;
}
else
{
if (m_step_samplepos < 600)
{
m_seek_playback_sample = STEP_SEEK12;
m_seek_pitch = 529.0 / m_step_samplepos;
}
else
{
if (m_step_samplepos < 1200)
{
m_seek_playback_sample = STEP_SEEK20;
m_seek_pitch = 882.0 / m_step_samplepos;
}
else
// For 30ms and longer we replay the step sound
m_seek_playback_sample = QUIET;
}
}
}
}
// Changing the pitch does not always sound convincing
if (!PITCH_SEEK_SAMPLES) m_seek_pitch = 1;
if (TRACE_AUDIO) logerror("Seek sample = %d, pitch = %f\n", m_seek_playback_sample, m_seek_pitch);
// Set the timeout for the seek sound. When it expires,
// we assume that the seek process is over, and we'll play the
// rest of the step sound.
// This will be retriggered with each step pulse.
m_seek_sound_timeout = m_step_samplepos * 2;
}
else
{
// Last step sample was completed, this is not a seek process
m_seek_playback_sample = QUIET;
}
// If we switch to the seek sample, let's keep the position of the
// step sample; else reset the step sample position.
if (m_seek_playback_sample == QUIET)
m_step_samplepos = 0;
}
}
//-------------------------------------------------
// sound_stream_update - update the sound stream
//-------------------------------------------------
void floppy_sound_device::sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples)
{
// We are using only one stream, unlike the parent class
// Also, there is no need for interpolation, as we only expect
// one sample rate of 44100 for all samples
int16_t out;
stream_sample_t *samplebuffer = outputs[0];
int idx = 0;
int sampleend = 0;
while (samples-- > 0)
{
out = 0;
// Motor sound
if (m_spin_playback_sample != QUIET)
{
idx = m_spin_playback_sample;
sampleend = m_sample[idx].data.size();
out = m_sample[idx].data[m_spin_samplepos++];
if (m_spin_samplepos >= sampleend)
{
// Motor sample has completed
switch (m_spin_playback_sample)
{
case SPIN_START_EMPTY:
// After start, switch to the continued spinning sound
m_spin_playback_sample = SPIN_EMPTY; // move to looping sound
break;
case SPIN_START_LOADED:
// After start, switch to the continued spinning sound
m_spin_playback_sample = SPIN_LOADED; // move to looping sound
break;
case SPIN_EMPTY:
// As long as the motor pin is asserted, restart the sample
// play the spindown sample
if (!m_motor_on) m_spin_playback_sample = SPIN_END; // motor was turned off already (during spin-up maybe) -> spin down
break;
case SPIN_LOADED:
if (!m_motor_on) m_spin_playback_sample = SPIN_END; // motor was turned off already (during spin-up maybe) -> spin down
break;
case SPIN_END:
// Spindown sample over, be quiet or restart if the
// motor has been restarted
if (m_motor_on)
m_spin_playback_sample = m_with_disk? SPIN_START_LOADED : SPIN_START_EMPTY;
else
m_spin_playback_sample = QUIET;
break;
}
// Restart the selected sample
m_spin_samplepos = 0;
}
}
// Seek sound
// As long as we have a seek sound, there is no step sound
if (m_seek_sound_timeout == 1)
{
// Not retriggered; switch back to the last step sound
m_seek_playback_sample = QUIET;
m_seek_sound_timeout = 0;
// Skip 1/100 sec to dampen the loudest pulse
// yep, a somewhat dirty trick; we don't have to record yet another sample
m_step_samplepos += 441;
}
if (m_seek_playback_sample != QUIET)
{
m_seek_sound_timeout--;
idx = m_step_base + m_seek_playback_sample;
sampleend = m_sample[idx].data.size();
// Mix it into the stream value
out += m_sample[idx].data[(int)m_seek_samplepos];
// By adding different values than 1, we can change the playback speed
// This will be used to adjust the seek sound
m_seek_samplepos += m_seek_pitch;
// The seek sample will be replayed without interrupt
if (m_seek_samplepos >= sampleend)
m_seek_samplepos = 0;
}
else
{
// Stepper sound
if (m_step_playback_sample != QUIET)
{
idx = m_step_base + m_step_playback_sample;
sampleend = m_sample[idx].data.size();
// Mix it into the stream value
out += m_sample[idx].data[m_step_samplepos++];
if (m_step_samplepos >= sampleend)
{
// Step sample done
m_step_samplepos = 0;
m_step_playback_sample = QUIET;
}
}
}
// Write to the stream buffer
*(samplebuffer++) = out;
}
}
#define FLOPSPK "flopsndout"
void floppy_image_device::device_add_mconfig(machine_config &config)
{
SPEAKER(config, FLOPSPK).front_center();
FLOPPYSOUND(config, FLOPSND_TAG, 44100).add_route(ALL_OUTPUTS, FLOPSPK, 0.5);
}
DEFINE_DEVICE_TYPE(FLOPPYSOUND, floppy_sound_device, "flopsnd", "Floppy sound")
//**************************************************************************
// GENERIC FLOPPY DRIVE DEFINITIONS
//**************************************************************************
//-------------------------------------------------
// 3" single-sided double density
//-------------------------------------------------
floppy_3_ssdd::floppy_3_ssdd(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, FLOPPY_3_SSDD, tag, owner, clock)
{
}
floppy_3_ssdd::~floppy_3_ssdd()
{
}
void floppy_3_ssdd::setup_characteristics()
{
form_factor = floppy_image::FF_3;
tracks = 42;
sides = 1;
set_rpm(300);
}
void floppy_3_ssdd::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSDD;
}
//-------------------------------------------------
// 3" double-sided double density
//-------------------------------------------------
floppy_3_dsdd::floppy_3_dsdd(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, FLOPPY_3_DSDD, tag, owner, clock)
{
}
floppy_3_dsdd::~floppy_3_dsdd()
{
}
void floppy_3_dsdd::setup_characteristics()
{
form_factor = floppy_image::FF_3;
tracks = 42;
sides = 2;
set_rpm(300);
}
void floppy_3_dsdd::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSDD;
variants[var_count++] = floppy_image::DSDD;
}
//-------------------------------------------------
// 3.5" single-sided double density
//-------------------------------------------------
floppy_35_ssdd::floppy_35_ssdd(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, FLOPPY_35_SSDD, tag, owner, clock)
{
}
floppy_35_ssdd::~floppy_35_ssdd()
{
}
void floppy_35_ssdd::setup_characteristics()
{
form_factor = floppy_image::FF_35;
tracks = 84;
sides = 1;
set_rpm(300);
}
void floppy_35_ssdd::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
variants[var_count++] = floppy_image::SSDD;
}
//-------------------------------------------------
// 3.5" double-sided double density
//-------------------------------------------------
floppy_35_dd::floppy_35_dd(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, FLOPPY_35_DD, tag, owner, clock)
{
}
floppy_35_dd::~floppy_35_dd()
{
}
void floppy_35_dd::setup_characteristics()
{
form_factor = floppy_image::FF_35;
tracks = 84;
sides = 2;
set_rpm(300);
}
void floppy_35_dd::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
variants[var_count++] = floppy_image::SSDD;
variants[var_count++] = floppy_image::DSDD;
}
//-------------------------------------------------
// 3.5" high density
//-------------------------------------------------
floppy_35_hd::floppy_35_hd(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, FLOPPY_35_HD, tag, owner, clock)
{
}
floppy_35_hd::~floppy_35_hd()
{
}
void floppy_35_hd::setup_characteristics()
{
form_factor = floppy_image::FF_35;
tracks = 84;
sides = 2;
set_rpm(300);
}
void floppy_35_hd::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
variants[var_count++] = floppy_image::SSDD;
variants[var_count++] = floppy_image::DSDD;
variants[var_count++] = floppy_image::DSHD;
}
//-------------------------------------------------
// 3.5" extended density
//-------------------------------------------------
floppy_35_ed::floppy_35_ed(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, FLOPPY_35_ED, tag, owner, clock)
{
}
floppy_35_ed::~floppy_35_ed()
{
}
void floppy_35_ed::setup_characteristics()
{
form_factor = floppy_image::FF_35;
tracks = 84;
sides = 2;
set_rpm(300);
}
void floppy_35_ed::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
variants[var_count++] = floppy_image::SSDD;
variants[var_count++] = floppy_image::DSDD;
variants[var_count++] = floppy_image::DSHD;
variants[var_count++] = floppy_image::DSED;
}
//-------------------------------------------------
// 5.25" single-sided single density 35 tracks
//-------------------------------------------------
floppy_525_sssd_35t::floppy_525_sssd_35t(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, FLOPPY_525_SSSD_35T, tag, owner, clock)
{
}
floppy_525_sssd_35t::~floppy_525_sssd_35t()
{
}
void floppy_525_sssd_35t::setup_characteristics()
{
form_factor = floppy_image::FF_525;
tracks = 35;
sides = 1;
set_rpm(300);
}
void floppy_525_sssd_35t::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
}
//-------------------------------------------------
// 5.25" double-sided single density 35 tracks
//-------------------------------------------------
floppy_525_sd_35t::floppy_525_sd_35t(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, FLOPPY_525_SD_35T, tag, owner, clock)
{
}
floppy_525_sd_35t::~floppy_525_sd_35t()
{
}
void floppy_525_sd_35t::setup_characteristics()
{
form_factor = floppy_image::FF_525;
tracks = 35;
sides = 2;
set_rpm(300);
}
void floppy_525_sd_35t::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
}
//-------------------------------------------------
// 5.25" single-sided single density
//-------------------------------------------------
floppy_525_sssd::floppy_525_sssd(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, FLOPPY_525_SSSD, tag, owner, clock)
{
}
floppy_525_sssd::~floppy_525_sssd()
{
}
void floppy_525_sssd::setup_characteristics()
{
form_factor = floppy_image::FF_525;
tracks = 42;
sides = 1;
set_rpm(300);
}
void floppy_525_sssd::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
}
//-------------------------------------------------
// 5.25" double-sided single density
//-------------------------------------------------
floppy_525_sd::floppy_525_sd(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, FLOPPY_525_SD, tag, owner, clock)
{
}
floppy_525_sd::~floppy_525_sd()
{
}
void floppy_525_sd::setup_characteristics()
{
form_factor = floppy_image::FF_525;
tracks = 42;
sides = 2;
set_rpm(300);
}
void floppy_525_sd::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
}
//-------------------------------------------------
// 5.25" single-sided double density
//-------------------------------------------------
floppy_525_ssdd::floppy_525_ssdd(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, FLOPPY_525_SSDD, tag, owner, clock)
{
}
floppy_525_ssdd::~floppy_525_ssdd()
{
}
void floppy_525_ssdd::setup_characteristics()
{
form_factor = floppy_image::FF_525;
tracks = 42;
sides = 1;
set_rpm(300);
}
void floppy_525_ssdd::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
variants[var_count++] = floppy_image::SSDD;
}
//-------------------------------------------------
// 5.25" double-sided double density
//-------------------------------------------------
floppy_525_dd::floppy_525_dd(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, FLOPPY_525_DD, tag, owner, clock)
{
}
floppy_525_dd::~floppy_525_dd()
{
}
void floppy_525_dd::setup_characteristics()
{
form_factor = floppy_image::FF_525;
tracks = 42;
sides = 2;
set_rpm(300);
}
void floppy_525_dd::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
variants[var_count++] = floppy_image::SSDD;
variants[var_count++] = floppy_image::DSDD;
}
//-------------------------------------------------
// 5.25" single-sided quad density
//-------------------------------------------------
floppy_525_ssqd::floppy_525_ssqd(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, FLOPPY_525_SSQD, tag, owner, clock)
{
}
floppy_525_ssqd::~floppy_525_ssqd()
{
}
void floppy_525_ssqd::setup_characteristics()
{
form_factor = floppy_image::FF_525;
tracks = 84;
sides = 1;
set_rpm(300);
}
void floppy_525_ssqd::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
variants[var_count++] = floppy_image::SSDD;
variants[var_count++] = floppy_image::SSQD;
}
//-------------------------------------------------
// 5.25" double-sided quad density
//-------------------------------------------------
floppy_525_qd::floppy_525_qd(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, FLOPPY_525_QD, tag, owner, clock)
{
}
floppy_525_qd::~floppy_525_qd()
{
}
void floppy_525_qd::setup_characteristics()
{
form_factor = floppy_image::FF_525;
tracks = 84;
sides = 2;
set_rpm(300);
}
void floppy_525_qd::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
variants[var_count++] = floppy_image::SSDD;
variants[var_count++] = floppy_image::SSQD;
variants[var_count++] = floppy_image::DSSD;
variants[var_count++] = floppy_image::DSDD;
variants[var_count++] = floppy_image::DSQD;
}
//-------------------------------------------------
// 5.25" high density
//-------------------------------------------------
floppy_525_hd::floppy_525_hd(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, FLOPPY_525_HD, tag, owner, clock)
{
}
floppy_525_hd::~floppy_525_hd()
{
}
void floppy_525_hd::setup_characteristics()
{
form_factor = floppy_image::FF_525;
tracks = 84;
sides = 2;
set_rpm(360);
}
void floppy_525_hd::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
variants[var_count++] = floppy_image::SSDD;
variants[var_count++] = floppy_image::SSQD;
variants[var_count++] = floppy_image::DSDD;
variants[var_count++] = floppy_image::DSQD;
variants[var_count++] = floppy_image::DSHD;
}
//-------------------------------------------------
// 8" single-sided single density
//-------------------------------------------------
floppy_8_sssd::floppy_8_sssd(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, FLOPPY_8_SSSD, tag, owner, clock)
{
}
floppy_8_sssd::~floppy_8_sssd()
{
}
void floppy_8_sssd::setup_characteristics()
{
form_factor = floppy_image::FF_8;
tracks = 77;
sides = 1;
motor_always_on = true;
set_rpm(360);
}
void floppy_8_sssd::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
}
//-------------------------------------------------
// 8" double-sided single density
//-------------------------------------------------
floppy_8_dssd::floppy_8_dssd(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, FLOPPY_8_DSSD, tag, owner, clock)
{
}
floppy_8_dssd::~floppy_8_dssd()
{
}
void floppy_8_dssd::setup_characteristics()
{
form_factor = floppy_image::FF_8;
tracks = 77;
sides = 2;
motor_always_on = true;
set_rpm(360);
}
void floppy_8_dssd::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
variants[var_count++] = floppy_image::DSSD;
}
//-------------------------------------------------
// 8" single-sided double density
//-------------------------------------------------
floppy_8_ssdd::floppy_8_ssdd(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, FLOPPY_8_SSDD, tag, owner, clock)
{
}
floppy_8_ssdd::~floppy_8_ssdd()
{
}
void floppy_8_ssdd::setup_characteristics()
{
form_factor = floppy_image::FF_8;
tracks = 77;
sides = 1;
motor_always_on = true;
set_rpm(360);
}
void floppy_8_ssdd::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
variants[var_count++] = floppy_image::SSDD;
}
//-------------------------------------------------
// 8" double-sided double density
//-------------------------------------------------
floppy_8_dsdd::floppy_8_dsdd(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, FLOPPY_8_DSDD, tag, owner, clock)
{
}
floppy_8_dsdd::~floppy_8_dsdd()
{
}
void floppy_8_dsdd::setup_characteristics()
{
form_factor = floppy_image::FF_8;
tracks = 77;
sides = 2;
motor_always_on = true;
set_rpm(360);
}
void floppy_8_dsdd::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
variants[var_count++] = floppy_image::SSDD;
variants[var_count++] = floppy_image::DSDD;
}
//**************************************************************************
// SPECIFIC FLOPPY DRIVE DEFINITIONS
//**************************************************************************
//-------------------------------------------------
// epson smd-165
//
// track to track: 6 ms
// average: 97 ms
// setting time: 15 ms
// motor start time: 1 s
//
//-------------------------------------------------
epson_smd_165::epson_smd_165(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, EPSON_SMD_165, tag, owner, clock)
{
}
epson_smd_165::~epson_smd_165()
{
}
void epson_smd_165::setup_characteristics()
{
form_factor = floppy_image::FF_35;
tracks = 40;
sides = 2;
set_rpm(300);
}
void epson_smd_165::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
variants[var_count++] = floppy_image::DSSD;
}
//-------------------------------------------------
// epson sd-320
//
// track to track: 15 ms
// average: 220 ms
// setting time: 15 ms
// head load time: 35 ms
// motor start time: 0.5 s
//
// dip switch ss1
// 1 = drive select 0
// 2 = drive select 1
// 3 = drive select 2
// 4 = drive select 3
// 5 = head load from pin 4
// 6 = head load from drive select
//
// dic switch ss2
// hs = load controlled by head-load
// ms = load controlled by motor enable
//
// dic switch ss3
// ds = in-use led by drive select
// hl = in-use led by head load
//
//-------------------------------------------------
epson_sd_320::epson_sd_320(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, EPSON_SD_320, tag, owner, clock)
{
}
epson_sd_320::~epson_sd_320()
{
}
void epson_sd_320::setup_characteristics()
{
form_factor = floppy_image::FF_525;
tracks = 40;
sides = 2;
set_rpm(300);
}
void epson_sd_320::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
variants[var_count++] = floppy_image::SSDD;
variants[var_count++] = floppy_image::DSDD;
}
//-------------------------------------------------
// epson sd-321
//
// same as sd-320, but no head-load selenoid
//
//-------------------------------------------------
epson_sd_321::epson_sd_321(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, EPSON_SD_321, tag, owner, clock)
{
}
epson_sd_321::~epson_sd_321()
{
}
void epson_sd_321::setup_characteristics()
{
form_factor = floppy_image::FF_525;
tracks = 40;
sides = 2;
set_rpm(300);
}
void epson_sd_321::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
variants[var_count++] = floppy_image::SSDD;
variants[var_count++] = floppy_image::DSDD;
}
//-------------------------------------------------
// Sony OA-D31V
//
// track to track: 15 ms
// average: 365 ms
// setting time: 15 ms
// head load time: 60 ms
//
//-------------------------------------------------
sony_oa_d31v::sony_oa_d31v(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, SONY_OA_D31V, tag, owner, clock)
{
}
sony_oa_d31v::~sony_oa_d31v()
{
}
void sony_oa_d31v::setup_characteristics()
{
form_factor = floppy_image::FF_35;
tracks = 70;
sides = 1;
dskchg_writable = true;
set_rpm(600);
}
void sony_oa_d31v::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
variants[var_count++] = floppy_image::SSDD;
}
//-------------------------------------------------
// Sony OA-D32W
//
// track to track: 12 ms
// average: 350 ms
// setting time: 30 ms
// head load time: 60 ms
// average latency: 50 ms
//
//-------------------------------------------------
sony_oa_d32w::sony_oa_d32w(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, SONY_OA_D32W, tag, owner, clock)
{
}
sony_oa_d32w::~sony_oa_d32w()
{
}
void sony_oa_d32w::setup_characteristics()
{
form_factor = floppy_image::FF_35;
tracks = 80;
sides = 2;
dskchg_writable = true;
set_rpm(600);
}
void sony_oa_d32w::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
variants[var_count++] = floppy_image::SSDD;
variants[var_count++] = floppy_image::DSDD;
}
//-------------------------------------------------
// Sony OA-D32V
//
// track to track: 12 ms
// average: 350 ms
// setting time: 30 ms
// head load time: 60 ms
// average latency: 50 ms
//
//-------------------------------------------------
sony_oa_d32v::sony_oa_d32v(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, SONY_OA_D32V, tag, owner, clock)
{
}
sony_oa_d32v::~sony_oa_d32v()
{
}
void sony_oa_d32v::setup_characteristics()
{
form_factor = floppy_image::FF_35;
tracks = 80;
sides = 1;
dskchg_writable = true;
set_rpm(600);
}
void sony_oa_d32v::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
variants[var_count++] = floppy_image::SSDD;
}
//-------------------------------------------------
// TEAC FD-30A
//
// track to track: 12 ms
// average: 171 ms
// setting time: 15 ms
// motor start time: 400 ms
//
//-------------------------------------------------
teac_fd_30a::teac_fd_30a(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, TEAC_FD_30A, tag, owner, clock)
{
}
teac_fd_30a::~teac_fd_30a()
{
}
void teac_fd_30a::setup_characteristics()
{
form_factor = floppy_image::FF_3;
tracks = 40;
sides = 1;
set_rpm(300);
}
void teac_fd_30a::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
}
//-------------------------------------------------
// TEAC FD-55E
//
// track to track: 3 ms
// average: 94 ms
// setting time: 15 ms
// motor start time: 400 ms
//
//-------------------------------------------------
teac_fd_55e::teac_fd_55e(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, TEAC_FD_55E, tag, owner, clock)
{
}
teac_fd_55e::~teac_fd_55e()
{
}
void teac_fd_55e::setup_characteristics()
{
form_factor = floppy_image::FF_525;
tracks = 80;
sides = 1;
set_rpm(300);
}
void teac_fd_55e::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
variants[var_count++] = floppy_image::SSDD;
variants[var_count++] = floppy_image::SSQD;
}
//-------------------------------------------------
// TEAC FD-55F
//
// track to track: 3 ms
// average: 94 ms
// setting time: 15 ms
// motor start time: 400 ms
//
//-------------------------------------------------
teac_fd_55f::teac_fd_55f(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, TEAC_FD_55F, tag, owner, clock)
{
}
teac_fd_55f::~teac_fd_55f()
{
}
void teac_fd_55f::setup_characteristics()
{
form_factor = floppy_image::FF_525;
tracks = 80;
sides = 2;
set_rpm(300);
}
void teac_fd_55f::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
variants[var_count++] = floppy_image::SSDD;
variants[var_count++] = floppy_image::SSQD;
variants[var_count++] = floppy_image::DSSD;
variants[var_count++] = floppy_image::DSDD;
variants[var_count++] = floppy_image::DSQD;
}
//-------------------------------------------------
// TEAC FD-55G
//
// track to track: 3 ms
// average: 91 ms
// setting time: 15 ms
// motor start time: 400 ms
//
//-------------------------------------------------
teac_fd_55g::teac_fd_55g(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, TEAC_FD_55G, tag, owner, clock)
{
}
teac_fd_55g::~teac_fd_55g()
{
}
void teac_fd_55g::setup_characteristics()
{
form_factor = floppy_image::FF_525;
tracks = 77;
sides = 2;
set_rpm(360);
}
void teac_fd_55g::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
variants[var_count++] = floppy_image::SSDD;
variants[var_count++] = floppy_image::SSQD;
variants[var_count++] = floppy_image::DSDD;
variants[var_count++] = floppy_image::DSQD;
variants[var_count++] = floppy_image::DSHD;
}
//-------------------------------------------------
// ALPS 32551901 (black) / 32551902 (brown)
//
// used in the Commodoere 1541 disk drive
//-------------------------------------------------
alps_3255190x::alps_3255190x(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, ALPS_3255190X, tag, owner, clock)
{
}
alps_3255190x::~alps_3255190x()
{
}
void alps_3255190x::setup_characteristics()
{
form_factor = floppy_image::FF_525;
tracks = 84;
sides = 1;
set_rpm(300);
cyl = 34;
}
void alps_3255190x::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
}
//-------------------------------------------------
// IBM 6360 -- 8" single-sided single density
//-------------------------------------------------
ibm_6360::ibm_6360(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
floppy_image_device(mconfig, IBM_6360, tag, owner, clock)
{
}
ibm_6360::~ibm_6360()
{
}
void ibm_6360::setup_characteristics()
{
form_factor = floppy_image::FF_8;
tracks = 77;
sides = 1;
motor_always_on = true;
has_trk00_sensor = false;
set_rpm(360);
}
void ibm_6360::handled_variants(uint32_t *variants, int &var_count) const
{
var_count = 0;
variants[var_count++] = floppy_image::SSSD;
}