summaryrefslogtreecommitdiffstatshomepage
path: root/src/devices/imagedev/floppy.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/devices/imagedev/floppy.h')
-rw-r--r--src/devices/imagedev/floppy.h393
1 files changed, 269 insertions, 124 deletions
diff --git a/src/devices/imagedev/floppy.h b/src/devices/imagedev/floppy.h
index b163b0b6a42..55572333726 100644
--- a/src/devices/imagedev/floppy.h
+++ b/src/devices/imagedev/floppy.h
@@ -11,41 +11,16 @@
#pragma once
-#include "formats/flopimg.h"
-#include "formats/d88_dsk.h"
-#include "formats/dfi_dsk.h"
-#include "formats/hxchfe_dsk.h"
-#include "formats/hxcmfm_dsk.h"
-#include "formats/imd_dsk.h"
-#include "formats/ipf_dsk.h"
-#include "formats/mfi_dsk.h"
-#include "formats/td0_dsk.h"
-#include "formats/cqm_dsk.h"
-#include "formats/dsk_dsk.h"
#include "sound/samples.h"
-#include "softlist_dev.h"
-
-#define DECLARE_FLOPPY_FORMATS(_name) \
- static const floppy_format_type _name []
-
-#define FLOPPY_FORMATS_MEMBER(_member) \
- const floppy_format_type _member [] = {
-#define FLOPPY_FORMATS_END0 \
- , \
- nullptr };
-#define FLOPPY_FORMATS_END \
- , \
- 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 \
- FLOPPY_FORMATS_END0
+#include "screen.h"
+
+class floppy_image;
+class floppy_image_format_t;
+
+namespace fs {
+ class manager_t;
+ class meta_data;
+};
class floppy_sound_device;
@@ -53,42 +28,85 @@ class floppy_sound_device;
TYPE DEFINITIONS
***************************************************************************/
+class format_registration {
+public:
+ format_registration();
+
+ void add(const floppy_image_format_t &format);
+ void add(const fs::manager_t &fs);
+
+ void add_fm_containers();
+ void add_mfm_containers();
+ void add_pc_formats();
+
+ std::vector<const floppy_image_format_t *> m_formats;
+ std::vector<const fs::manager_t *> m_fs;
+};
+
class floppy_image_device : public device_t,
public device_image_interface
{
public:
- typedef delegate<image_init_result (floppy_image_device *)> load_cb;
+ typedef delegate<void (floppy_image_device *)> load_cb;
typedef delegate<void (floppy_image_device *)> unload_cb;
typedef delegate<void (floppy_image_device *, int)> index_pulse_cb;
typedef delegate<void (floppy_image_device *, int)> ready_cb;
typedef delegate<void (floppy_image_device *, int)> wpt_cb;
typedef delegate<void (floppy_image_device *, int)> led_cb;
+ struct fs_info {
+ const fs::manager_t *m_manager;
+ const floppy_image_format_t *m_type;
+ u32 m_image_size;
+ const char *m_name;
+ u32 m_key;
+ const char *m_description;
+
+ fs_info(const fs::manager_t *manager, const floppy_image_format_t *type, u32 image_size, const char *name, const char *description) :
+ m_manager(manager),
+ m_type(type),
+ m_image_size(image_size),
+ m_name(name),
+ m_key(0),
+ m_description(description)
+ {}
+
+ fs_info(const char *name, u32 key, const char *description) :
+ m_manager(nullptr),
+ m_type(nullptr),
+ m_image_size(0),
+ m_name(name),
+ m_key(key),
+ m_description(description)
+ {}
+ };
+
// construction/destruction
virtual ~floppy_image_device();
- virtual void handled_variants(uint32_t *variants, int &var_count) const = 0;
-
- void set_formats(const floppy_format_type *formats);
- floppy_image_format_t *get_formats() const;
- floppy_image_format_t *get_load_format() const;
- floppy_image_format_t *identify(std::string filename);
+ void set_formats(std::function<void (format_registration &fr)> formats);
+ const std::vector<const floppy_image_format_t *> &get_formats() const;
+ const std::vector<fs_info> &get_fs() const { return m_fs; }
+ const floppy_image_format_t *get_load_format() const;
+ std::pair<std::error_condition, const floppy_image_format_t *> identify(std::string_view filename);
void set_rpm(float rpm);
- // image-level overrides
- virtual image_init_result call_load() override;
+ void init_fs(const fs_info *fs, const fs::meta_data &meta);
+
+ // device_image_interface implementation
+ virtual std::pair<std::error_condition, std::string> call_load() override;
virtual void call_unload() override;
- virtual image_init_result call_create(int format_type, util::option_resolution *format_options) override;
+ virtual std::pair<std::error_condition, std::string> call_create(int format_type, util::option_resolution *format_options) override;
virtual const char *image_interface() const noexcept override = 0;
- virtual iodevice_t image_type() const noexcept override { return IO_FLOPPY; }
virtual bool is_readable() const noexcept override { return true; }
virtual bool is_writeable() const noexcept override { return true; }
virtual bool is_creatable() const noexcept override { return true; }
- virtual bool must_be_loaded() const noexcept override { return false; }
virtual bool is_reset_on_load() const noexcept override { return false; }
- virtual const char *file_extensions() const noexcept override { return extension_list; }
- void setup_write(floppy_image_format_t *output_format);
+ virtual const char *file_extensions() const noexcept override { return m_extension_list; }
+ virtual const char *image_type_name() const noexcept override { return "floppydisk"; }
+ virtual const char *image_brief_type_name() const noexcept override { return "flop"; }
+ void setup_write(const floppy_image_format_t *output_format);
void setup_load_cb(load_cb cb);
void setup_unload_cb(unload_cb cb);
@@ -97,124 +115,150 @@ public:
void setup_wpt_cb(wpt_cb cb);
void setup_led_cb(led_cb cb);
- std::vector<uint32_t> &get_buffer() { return image->get_buffer(cyl, ss, subcyl); }
- int get_cyl() { return cyl; }
+ int get_cyl() const { return m_cyl; }
+ bool on_track() const { return !m_subcyl; }
- void mon_w(int state);
+ virtual void mon_w(int state);
bool ready_r();
void set_ready(bool state);
double get_pos();
-
- bool wpt_r() { return wpt; }
- int dskchg_r() { return dskchg; }
- bool trk00_r() { return (has_trk00_sensor ? (cyl != 0) : 1); }
- int idx_r() { return idx; }
- int mon_r() { return mon; }
- bool ss_r() { return ss; }
+ virtual void tfsel_w(int state) { } // 35SEL line for Apple Sony drives
+
+ virtual bool wpt_r(); // Mac sony drives using this for various reporting
+ int dskchg_r() { return m_dskchg; }
+ bool trk00_r() { return (m_has_trk00_sensor ? (m_cyl != 0) : 1); }
+ int idx_r() { return m_idx; }
+ int mon_r() { return m_mon; }
+ bool ss_r() { return m_ss; }
bool twosid_r();
- void seek_phase_w(int phases);
+ virtual bool writing_disabled() const;
+
+ virtual void seek_phase_w(int phases);
void stp_w(int state);
- void dir_w(int state) { dir = state; }
- void ss_w(int state) { if (sides > 1) ss = state; }
+ void dir_w(int state) { m_dir = state; }
+ void ss_w(int state) { m_actual_ss = state; if (m_sides > 1) m_ss = state; }
void inuse_w(int state) { }
- void dskchg_w(int state) { if (dskchg_writable) dskchg = state; }
- void ds_w(int state) { ds = state; check_led(); }
+ void dskchg_w(int state) { if (m_dskchg_writable) m_dskchg = state; }
+ void ds_w(int state) { m_ds = state; check_led(); }
- void index_resync();
attotime time_next_index();
attotime get_next_transition(const attotime &from_when);
void write_flux(const attotime &start, const attotime &end, int transition_count, const attotime *transitions);
void set_write_splice(const attotime &when);
- int get_sides() { return sides; }
+ int get_sides() { return m_sides; }
uint32_t get_form_factor() const;
uint32_t get_variant() const;
- static const floppy_format_type default_floppy_formats[];
+ static void default_fm_floppy_formats(format_registration &fr);
+ static void default_mfm_floppy_formats(format_registration &fr);
+ static void default_pc_floppy_formats(format_registration &fr);
// Enable sound
void enable_sound(bool doit) { m_make_sound = doit; }
protected:
+ struct fs_enum;
+
floppy_image_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock);
- // device-level overrides
+ // device_t implementation
virtual void device_start() override;
virtual void device_reset() override;
- virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
-
+ virtual void device_config_complete() override;
virtual void device_add_mconfig(machine_config &config) override;
// device_image_interface implementation
- virtual const software_list_loader &get_software_list_loader() const override { return image_software_list_loader::instance(); }
+ virtual const software_list_loader &get_software_list_loader() const override;
+ TIMER_CALLBACK_MEMBER(index_resync);
+
+ virtual void track_changed();
virtual void setup_characteristics() = 0;
void init_floppy_load(bool write_supported);
- floppy_image_format_t *input_format;
- floppy_image_format_t *output_format;
- std::unique_ptr<floppy_image> image;
- char extension_list[256];
- floppy_image_format_t *fif_list;
- emu_timer *index_timer;
+ std::function<void (format_registration &fr)> m_format_registration_cb;
+ const floppy_image_format_t *m_input_format;
+ const floppy_image_format_t *m_output_format;
+ std::vector<uint32_t> m_variants;
+ std::unique_ptr<floppy_image> m_image;
+ char m_extension_list[256];
+ std::vector<const floppy_image_format_t *> m_fif_list;
+ std::vector<fs_info> m_fs;
+ std::vector<const fs::manager_t *> m_fs_managers;
+ emu_timer *m_index_timer;
/* Physical characteristics, filled by setup_characteristics */
- int tracks; /* addressable tracks */
- int sides; /* number of heads */
- uint32_t form_factor; /* 3"5, 5"25, etc */
- bool motor_always_on;
- bool dskchg_writable;
- bool has_trk00_sensor;
+ int m_tracks; /* addressable tracks */
+ int m_sides; /* number of heads */
+ uint32_t m_form_factor; /* 3"5, 5"25, etc */
+ bool m_motor_always_on;
+ bool m_dskchg_writable;
+ bool m_has_trk00_sensor;
- int drive_index;
+ int m_drive_index;
/* state of input lines */
- int dir; /* direction */
- int stp; /* step */
- int wtg; /* write gate */
- int mon; /* motor on */
- int ss; /* side select */
- int ds; /* drive select */
+ int m_dir; /* direction */
+ int m_stp; /* step */
+ int m_wtg; /* write gate */
+ int m_mon; /* motor on */
+ int m_ss, m_actual_ss; /* side select (forced to 0 if single-sided drive / actual value) */
+ int m_ds; /* drive select */
+
+ int m_phases; /* phases lines, when they exist */
/* state of output lines */
- int idx; /* index pulse */
- int wpt; /* write protect */
- int rdy; /* ready */
- int dskchg; /* disk changed */
- bool ready;
+ int m_idx; /* index pulse */
+ int m_wpt; /* write protect */
+ int m_rdy; /* ready */
+ int m_dskchg; /* disk changed */
+ bool m_ready;
/* rotation per minute => gives index pulse frequency */
- float rpm;
- int floppy_ratio_1; // rpm/300*1000
-
- attotime revolution_start_time, rev_time;
- uint32_t revolution_count;
- int cyl, subcyl;
+ float m_rpm;
+ /* angular speed, where a full circle is 2e8 */
+ double m_angular_speed;
+ attotime m_revolution_start_time, m_rev_time;
+ uint32_t m_revolution_count;
+ int m_cyl, m_subcyl;
/* Current floppy zone cache */
- attotime cache_start_time, cache_end_time, cache_weak_start;
- int cache_index;
- u32 cache_entry;
- bool cache_weak;
+ attotime m_cache_start_time, m_cache_end_time, m_cache_weak_start;
+ attotime m_amplifier_freakout_time;
+ int m_cache_index;
+ u32 m_cache_entry;
+ bool m_cache_weak;
+
+ bool m_image_dirty, m_track_dirty;
+ int m_ready_counter;
+
+ load_cb m_cur_load_cb;
+ unload_cb m_cur_unload_cb;
+ index_pulse_cb m_cur_index_pulse_cb;
+ ready_cb m_cur_ready_cb;
+ wpt_cb m_cur_wpt_cb;
+ led_cb m_cur_led_cb;
+
- bool image_dirty;
- int ready_counter;
+ // Temporary structure storing a write span
+ struct wspan {
+ int start, end;
+ std::vector<int> flux_change_positions;
+ };
- load_cb cur_load_cb;
- unload_cb cur_unload_cb;
- index_pulse_cb cur_index_pulse_cb;
- ready_cb cur_ready_cb;
- wpt_cb cur_wpt_cb;
- led_cb cur_led_cb;
+ static void wspan_split_on_wrap(std::vector<wspan> &wspans);
+ static void wspan_remove_damaged(std::vector<wspan> &wspans, const std::vector<uint32_t> &track);
+ static void wspan_write(const std::vector<wspan> &wspans, std::vector<uint32_t> &track);
+
+ void register_formats();
void check_led();
uint32_t find_position(attotime &base, const attotime &when);
int find_index(uint32_t position, const std::vector<uint32_t> &buf) const;
- bool test_track_last_entry_warps(const std::vector<uint32_t> &buf) const;
attotime position_to_time(const attotime &base, int position) const;
- void write_zone(uint32_t *buf, int &cells, int &index, uint32_t spos, uint32_t epos, uint32_t mg);
void commit_image();
u32 hash32(u32 val) const;
@@ -227,6 +271,35 @@ protected:
// Sound
bool m_make_sound;
floppy_sound_device* m_sound_out;
+
+ // Flux visualization
+ struct flux_per_pixel_info {
+ uint32_t m_position; // 0-199999999 Angular position in the track, 0xffffffff if not in the floppy image
+ uint16_t m_r; // Distance from the center
+ uint8_t m_combined_track; // No need to store head, it's y >= flux_screen_sy/2
+ uint8_t m_color; // Computed gray level from the flux counts
+ };
+
+ struct flux_per_combined_track_info {
+ std::vector<flux_per_pixel_info *> m_pixels[2];
+ uint32_t m_span;
+ uint8_t m_track;
+ uint8_t m_subtrack;
+ };
+
+ std::vector<flux_per_pixel_info> m_flux_per_pixel_infos;
+ std::vector<flux_per_combined_track_info> m_flux_per_combined_track_infos;
+
+ optional_device<screen_device> m_flux_screen;
+
+ static constexpr int flux_screen_sx = 501;
+ static constexpr int flux_screen_sy = 1002;
+ static constexpr int flux_min_r = 100;
+ static constexpr int flux_max_r = 245;
+
+ void flux_image_prepare();
+ void flux_image_compute_for_track(int track, int head);
+ uint32_t flux_screen_update(screen_device &device, bitmap_rgb32 &bitmap, const rectangle &cliprect);
};
#define DECLARE_FLOPPY_IMAGE_DEVICE(Type, Name, Interface) \
@@ -234,7 +307,6 @@ protected:
public: \
Name(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); \
virtual ~Name(); \
- virtual void handled_variants(uint32_t *variants, int &var_count) const override; \
virtual const char *image_interface() const noexcept override { return Interface; } \
protected: \
virtual void setup_characteristics() override; \
@@ -249,6 +321,7 @@ DECLARE_FLOPPY_IMAGE_DEVICE(FLOPPY_35_HD, floppy_35_hd, "floppy_3_
DECLARE_FLOPPY_IMAGE_DEVICE(FLOPPY_35_ED, floppy_35_ed, "floppy_3_5")
DECLARE_FLOPPY_IMAGE_DEVICE(FLOPPY_525_SSSD_35T, floppy_525_sssd_35t, "floppy_5_25")
DECLARE_FLOPPY_IMAGE_DEVICE(FLOPPY_525_SD_35T, floppy_525_sd_35t, "floppy_5_25")
+DECLARE_FLOPPY_IMAGE_DEVICE(FLOPPY_525_VTECH, floppy_525_vtech, "floppy_5_25")
DECLARE_FLOPPY_IMAGE_DEVICE(FLOPPY_525_SSSD, floppy_525_sssd, "floppy_5_25")
DECLARE_FLOPPY_IMAGE_DEVICE(FLOPPY_525_SD, floppy_525_sd, "floppy_5_25")
DECLARE_FLOPPY_IMAGE_DEVICE(FLOPPY_525_SSDD, floppy_525_ssdd, "floppy_5_25")
@@ -263,10 +336,13 @@ DECLARE_FLOPPY_IMAGE_DEVICE(FLOPPY_8_DSDD, floppy_8_dsdd, "floppy_8"
DECLARE_FLOPPY_IMAGE_DEVICE(EPSON_SMD_165, epson_smd_165, "floppy_3_5")
DECLARE_FLOPPY_IMAGE_DEVICE(EPSON_SD_320, epson_sd_320, "floppy_5_25")
DECLARE_FLOPPY_IMAGE_DEVICE(EPSON_SD_321, epson_sd_321, "floppy_5_25")
+DECLARE_FLOPPY_IMAGE_DEVICE(PANA_JU_363, pana_ju_363, "floppy_3_5")
DECLARE_FLOPPY_IMAGE_DEVICE(SONY_OA_D31V, sony_oa_d31v, "floppy_3_5")
DECLARE_FLOPPY_IMAGE_DEVICE(SONY_OA_D32W, sony_oa_d32w, "floppy_3_5")
DECLARE_FLOPPY_IMAGE_DEVICE(SONY_OA_D32V, sony_oa_d32v, "floppy_3_5")
DECLARE_FLOPPY_IMAGE_DEVICE(TEAC_FD_30A, teac_fd_30a, "floppy_3")
+DECLARE_FLOPPY_IMAGE_DEVICE(TEAC_FD_55A, teac_fd_55a, "floppy_5_25")
+DECLARE_FLOPPY_IMAGE_DEVICE(TEAC_FD_55B, teac_fd_55b, "floppy_5_25")
DECLARE_FLOPPY_IMAGE_DEVICE(TEAC_FD_55E, teac_fd_55e, "floppy_5_25")
DECLARE_FLOPPY_IMAGE_DEVICE(TEAC_FD_55F, teac_fd_55f, "floppy_5_25")
DECLARE_FLOPPY_IMAGE_DEVICE(TEAC_FD_55G, teac_fd_55g, "floppy_5_25")
@@ -275,6 +351,70 @@ DECLARE_FLOPPY_IMAGE_DEVICE(IBM_6360, ibm_6360, "floppy_8"
DECLARE_DEVICE_TYPE(FLOPPYSOUND, floppy_sound_device)
+class mac_floppy_device : public floppy_image_device {
+public:
+ virtual ~mac_floppy_device() = default;
+
+ virtual bool wpt_r() override;
+ virtual void mon_w(int) override;
+ virtual void tfsel_w(int state) override;
+ virtual void seek_phase_w(int phases) override;
+ virtual const char *image_interface() const noexcept override { return "floppy_3_5"; }
+ virtual bool writing_disabled() const override;
+
+protected:
+ u8 m_reg;
+ bool m_strb;
+ bool m_mfm, m_has_mfm;
+
+ mac_floppy_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock);
+
+ virtual void device_start() override;
+ virtual void device_reset() override;
+ virtual void track_changed() override;
+
+ virtual bool is_2m() const = 0;
+};
+
+// 400K GCR
+class oa_d34v_device : public mac_floppy_device {
+public:
+ oa_d34v_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+ virtual ~oa_d34v_device() = default;
+protected:
+ virtual void setup_characteristics() override;
+ virtual void track_changed() override;
+
+ virtual bool is_2m() const override;
+};
+
+// 400/800K GCR (e.g. dual-sided)
+class mfd51w_device : public mac_floppy_device {
+public:
+ mfd51w_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+ virtual ~mfd51w_device() = default;
+protected:
+ virtual void setup_characteristics() override;
+
+ virtual bool is_2m() const override;
+};
+
+// 400/800K GCR + 1.44 MFM (Superdrive)
+class mfd75w_device : public mac_floppy_device {
+public:
+ mfd75w_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+ virtual ~mfd75w_device() = default;
+
+protected:
+ virtual void setup_characteristics() override;
+
+ virtual bool is_2m() const override;
+};
+
+DECLARE_DEVICE_TYPE(OAD34V, oa_d34v_device)
+DECLARE_DEVICE_TYPE(MFD51W, mfd51w_device)
+DECLARE_DEVICE_TYPE(MFD75W, mfd75w_device)
+
/*
Floppy drive sound
@@ -319,39 +459,44 @@ class floppy_connector: public device_t,
public device_slot_interface
{
public:
- template <typename T>
- floppy_connector(const machine_config &mconfig, const char *tag, device_t *owner, T &&opts, const char *dflt, const floppy_format_type formats[], bool fixed = false)
+
+ template <typename T, typename U>
+ floppy_connector(const machine_config &mconfig, const char *tag, device_t *owner, T &&opts, const char *dflt, U &&formats, bool fixed = false)
: floppy_connector(mconfig, tag, owner, 0)
{
option_reset();
opts(*this);
set_default_option(dflt);
set_fixed(fixed);
- set_formats(formats);
+ set_formats(std::forward<U>(formats));
}
- floppy_connector(const machine_config &mconfig, const char *tag, device_t *owner, const char *option, const device_type &devtype, bool is_default, const floppy_format_type formats[])
+
+ template <typename T>
+ floppy_connector(const machine_config &mconfig, const char *tag, device_t *owner, const char *option, device_type drivetype, bool is_default, T &&formats)
: floppy_connector(mconfig, tag, owner, 0)
{
option_reset();
- option_add(option, devtype);
+ option_add(option, drivetype);
if(is_default)
set_default_option(option);
set_fixed(false);
- set_formats(formats);
+ set_formats(std::forward<T>(formats));
}
+
floppy_connector(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = 0);
virtual ~floppy_connector();
- void set_formats(const floppy_format_type formats[]);
- floppy_image_device *get_device();
+ template <typename T> void set_formats(T &&_formats) { formats = std::forward<T>(_formats); }
void enable_sound(bool doit) { m_enable_sound = doit; }
+ floppy_image_device *get_device();
+
protected:
virtual void device_start() override;
virtual void device_config_complete() override;
private:
- const floppy_format_type *formats;
+ std::function<void (format_registration &fr)> formats;
bool m_enable_sound;
};