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(MESS) victor9k: Floppy WIP. (nw)

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This commit is contained in:
Curt Coder 2014-11-03 22:00:22 +02:00
parent 841e3376cc
commit eee1cbdc5e
5 changed files with 103 additions and 72 deletions
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120
src/lib/formats/victor9k_dsk.c
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@ -2,39 +2,39 @@
// copyright-holders:Curt Coder
/*********************************************************************
formats/victor9k_dsk.c
formats/victor9k_dsk.c
Victor 9000 sector disk image format
Victor 9000 sector disk image format
*********************************************************************/
/*
Sector format
-------------
Sector format
-------------
Header sync
Sector header (header ID, track ID, sector ID, and checksum)
Gap 1
Data Sync
Data field (data sync, data ID, data bytes, and checksum)
Gap 2
Header sync
Sector header (header ID, track ID, sector ID, and checksum)
Gap 1
Data Sync
Data field (data sync, data ID, data bytes, and checksum)
Gap 2
Track format
------------
Track format
------------
ZONE LOWER HEAD UPPER HEAD SECTORS ROTATIONAL
NUMBER TRACKS TRACKS PER TRACK PERIOD (MS)
ZONE LOWER HEAD UPPER HEAD SECTORS ROTATIONAL RPM
NUMBER TRACKS TRACKS PER TRACK PERIOD (MS)
0 0-3 unused 19 237.9
1 4-15 0-7 18 224.5
2 16-26 8-18 17 212.2
3 27-37 19-29 16 199.9
4 38-48 30-40 15 187.6
5 49-59 41-51 14 175.3
6 60-70 52-62 13 163.0
7 71-79 63-74 12 149.6
8 unused 75-79 11 144.0
0 0-3 unused 19 237.9 252
1 4-15 0-7 18 224.5 267
2 16-26 8-18 17 212.2 283
3 27-37 19-29 16 199.9 300
4 38-48 30-40 15 187.6 320
5 49-59 41-51 14 175.3 342
6 60-70 52-62 13 163.0 368
7 71-79 63-74 12 149.6 401
8 unused 75-79 11 144.0 417
*/
@ -47,57 +47,95 @@ victor9k_format::victor9k_format()
const char *victor9k_format::name() const
{
return "victor9k";
return "victor9k";
}
const char *victor9k_format::description() const
{
return "Victor 9000 disk image";
return "Victor 9000 disk image";
}
const char *victor9k_format::extensions() const
{
return "img";
return "img";
}
int victor9k_format::identify(io_generic *io, UINT32 form_factor)
{
return 0;
return 0;
}
bool victor9k_format::load(io_generic *io, UINT32 form_factor, floppy_image *image)
{
return false;
return false;
}
bool victor9k_format::supports_save() const
{
return false;
return false;
}
const victor9k_format::format victor9k_format::formats[] = {
{ //
floppy_image::FF_525, floppy_image::SSDD, 80, 1, 256
},
{ //
floppy_image::FF_525, floppy_image::DSDD, 80, 2, 256
},
{}
{ //
floppy_image::FF_525, floppy_image::SSDD, 80, 1, 512
},
{ //
floppy_image::FF_525, floppy_image::DSDD, 80, 2, 512
},
{}
};
const UINT32 victor9k_format::cell_size[] =
{
0
0
};
const int victor9k_format::sectors_per_track[] =
const int victor9k_format::sectors_per_track[2][80] =
{
0
{
19, 19, 19, 19,
18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18,
17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14,
13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13,
12, 12, 12, 12, 12, 12, 12, 12, 12
},
{
18, 18, 18, 18, 18, 18, 18, 18,
17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17,
16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14,
13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13,
12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12,
11, 11, 11, 11, 11
}
};
const int victor9k_format::speed_zone[] =
const int victor9k_format::speed_zone[2][80] =
{
0
{
0, 0, 0, 0,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
7, 7, 7, 7, 7, 7, 7, 7, 7
},
{
1, 1, 1, 1, 1, 1, 1, 1,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
8, 8, 8, 8, 8
}
};
const floppy_format_type FLOPPY_VICTOR_9000_FORMAT = &floppy_image_format_creator<victor9k_format>;

4
src/lib/formats/victor9k_dsk.h
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@ -38,8 +38,8 @@ protected:
static const format formats[];
static const UINT32 cell_size[];
static const int sectors_per_track[];
static const int speed_zone[];
static const int sectors_per_track[2][80];
static const int speed_zone[2][80];
};
extern const floppy_format_type FLOPPY_VICTOR_9000_FORMAT;

2
src/mess/drivers/victor9k.c
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@ -509,6 +509,8 @@ static MACHINE_CONFIG_START( victor9k, victor9k_state )
MCFG_DEVICE_ADD(FDC_TAG, VICTOR_9000_FDC, 0)
MCFG_VICTOR_9000_FDC_IRQ_CB(WRITELINE(victor9k_state, fdc_irq_w))
MCFG_VICTOR_9000_FDC_SYN_CB(DEVWRITELINE(I8259A_TAG, pic8259_device, ir0_w))
MCFG_VICTOR_9000_FDC_LBRDY_CB(INPUTLINE(I8088_TAG, INPUT_LINE_TEST))
// internal ram
MCFG_RAM_ADD(RAM_TAG)

38
src/mess/machine/victor9k_fdc.c
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@ -17,7 +17,6 @@
- spindle speed
- stepper
- read PLL
- TACH0/1
- write logic
*/
@ -109,6 +108,11 @@ void victor_9000_fdc_t::unload0_cb(floppy_image_device *device)
m_via4->write_ca1(m_ds0);
}
void victor_9000_fdc_t::index0_cb(floppy_image_device *device, int state)
{
m_tach0 = state;
}
void victor_9000_fdc_t::ready1_cb(floppy_image_device *device, int state)
{
m_rdy1 = state;
@ -132,8 +136,14 @@ void victor_9000_fdc_t::unload1_cb(floppy_image_device *device)
m_via4->write_cb1(m_ds1);
}
void victor_9000_fdc_t::index1_cb(floppy_image_device *device, int state)
{
m_tach1 = state;
}
static SLOT_INTERFACE_START( victor9k_floppies )
SLOT_INTERFACE( "525qd", FLOPPY_525_QD )
SLOT_INTERFACE( "525ssqd", FLOPPY_525_SSQD ) // Tandon TM100-3 with custom electronics
SLOT_INTERFACE( "525qd", FLOPPY_525_QD ) // Tandon TM100-4 with custom electronics
SLOT_INTERFACE_END
FLOPPY_FORMATS_MEMBER( victor_9000_fdc_t::floppy_formats )
@ -246,9 +256,7 @@ victor_9000_fdc_t::victor_9000_fdc_t(const machine_config &mconfig, const char *
void victor_9000_fdc_t::device_start()
{
// allocate timer
t_gen = timer_alloc(TM_GEN);
t_tach0 = timer_alloc(TM_TACH0);
t_tach1 = timer_alloc(TM_TACH1);
t_gen = timer_alloc(0);
// state saving
save_item(NAME(m_da));
@ -302,9 +310,11 @@ void victor_9000_fdc_t::device_reset()
m_floppy0->setup_ready_cb(floppy_image_device::ready_cb(FUNC(victor_9000_fdc_t::ready0_cb), this));
m_floppy0->setup_load_cb(floppy_image_device::load_cb(FUNC(victor_9000_fdc_t::load0_cb), this));
m_floppy0->setup_unload_cb(floppy_image_device::unload_cb(FUNC(victor_9000_fdc_t::unload0_cb), this));
m_floppy0->setup_index_pulse_cb(floppy_image_device::index_pulse_cb(FUNC(victor_9000_fdc_t::index0_cb), this));
m_floppy1->setup_ready_cb(floppy_image_device::ready_cb(FUNC(victor_9000_fdc_t::ready1_cb), this));
m_floppy1->setup_load_cb(floppy_image_device::load_cb(FUNC(victor_9000_fdc_t::load1_cb), this));
m_floppy1->setup_unload_cb(floppy_image_device::unload_cb(FUNC(victor_9000_fdc_t::unload1_cb), this));
m_floppy1->setup_index_pulse_cb(floppy_image_device::index_pulse_cb(FUNC(victor_9000_fdc_t::index1_cb), this));
}
@ -314,20 +324,8 @@ void victor_9000_fdc_t::device_reset()
void victor_9000_fdc_t::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr)
{
switch (id)
{
case TM_GEN:
live_sync();
live_run();
case TM_TACH0:
// TODO
break;
case TM_TACH1:
// TODO
break;
}
live_sync();
live_run();
}
@ -482,12 +480,10 @@ void victor_9000_fdc_t::update_spindle_motor()
if (m_sel0) m_da0 = m_da;
m_floppy0->mon_w(m_mtr0);
m_floppy0->set_rpm(300); // TODO
t_tach0->adjust(attotime::never); // TODO
if (m_sel1) m_da1 = m_da;
m_floppy1->mon_w(m_mtr1);
m_floppy1->set_rpm(300); // TODO
t_tach1->adjust(attotime::never); // TODO
}

11
src/mess/machine/victor9k_fdc.h
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@ -97,13 +97,6 @@ protected:
virtual machine_config_constructor device_mconfig_additions() const;
private:
enum
{
TM_GEN,
TM_TACH0,
TM_TACH1
};
enum
{
LED_A = 0,
@ -167,9 +160,11 @@ private:
void ready0_cb(floppy_image_device *, int device);
int load0_cb(floppy_image_device *device);
void unload0_cb(floppy_image_device *device);
void index0_cb(floppy_image_device *device, int state);
void ready1_cb(floppy_image_device *, int device);
int load1_cb(floppy_image_device *device);
void unload1_cb(floppy_image_device *device);
void index1_cb(floppy_image_device *device, int state);
/* floppy state */
UINT8 m_da;
@ -207,7 +202,7 @@ private:
attotime m_period;
live_info cur_live, checkpoint_live;
emu_timer *t_gen, *t_tach0, *t_tach1;
emu_timer *t_gen;
floppy_image_device* get_floppy();
void live_start();