diff options
Diffstat (limited to 'src/emu/bus/ieee488/c2040.c')
-rw-r--r-- | src/emu/bus/ieee488/c2040.c | 195 |
1 files changed, 159 insertions, 36 deletions
diff --git a/src/emu/bus/ieee488/c2040.c b/src/emu/bus/ieee488/c2040.c index d12be0795a3..273756742a5 100644 --- a/src/emu/bus/ieee488/c2040.c +++ b/src/emu/bus/ieee488/c2040.c @@ -11,6 +11,34 @@ /* + 2040/3040 disk initialization + ----------------------------- + You need to initialize each diskette before trying to access it + or you will get a DISK ID MISMATCH error upon disk commands. + On the 4040 this is done automatically by the DOS. + + open 15,8,15:print 15,"i":close 15 + + List directory + -------------- + directory / diR + + Format disk + ----------- + header "label,id",d0,i01 + + Load file + --------- + dload "name" / dL"name + + Save file + --------- + dsave "name" / dS"name + +*/ + +/* + TODO: - 2040/3040/4040 have a Shugart SA390 drive (FLOPPY_525_SSSD_35T) @@ -53,19 +81,14 @@ const device_type C4040 = &device_creator<c4040_device>; // ROM( c2040 ) //------------------------------------------------- -ROM_START( c2040 ) // schematic 320806 +ROM_START( c2040 ) // schematic 320806, DOS 1.0 ROM_REGION( 0x3000, M6502_TAG, 0 ) ROM_DEFAULT_BIOS("dos12") - ROM_SYSTEM_BIOS( 0, "dos10", "DOS 1.0" ) - ROMX_LOAD( "901468-xx.ul1", 0x1000, 0x1000, NO_DUMP, ROM_BIOS(1) ) - ROMX_LOAD( "901468-xx.uh1", 0x2000, 0x1000, NO_DUMP, ROM_BIOS(1) ) - ROM_SYSTEM_BIOS( 1, "dos12", "DOS 1.2" ) - ROMX_LOAD( "901468-06.ul1", 0x1000, 0x1000, CRC(25b5eed5) SHA1(4d9658f2e6ff3276e5c6e224611a66ce44b16fc7), ROM_BIOS(2) ) - ROMX_LOAD( "901468-07.uh1", 0x2000, 0x1000, CRC(9b09ae83) SHA1(6a51c7954938439ca8342fc295bda050c06e1791), ROM_BIOS(2) ) + ROM_LOAD( "901468-xx.ul1", 0x1000, 0x1000, NO_DUMP ) + ROM_LOAD( "901468-xx.uh1", 0x2000, 0x1000, NO_DUMP ) ROM_REGION( 0x400, M6504_TAG, 0 ) - ROMX_LOAD( "901466-01.uk3", 0x000, 0x400, CRC(9d1e25ce) SHA1(d539858f839f96393f218307df7394362a84a26a), ROM_BIOS(1) ) - ROMX_LOAD( "901466-02.uk3", 0x000, 0x400, CRC(9d1e25ce) SHA1(d539858f839f96393f218307df7394362a84a26a), ROM_BIOS(2) ) + ROM_LOAD( "901466-01.uk3", 0x000, 0x400, CRC(9d1e25ce) SHA1(d539858f839f96393f218307df7394362a84a26a) ) ROM_REGION( 0x800, "gcr", 0) ROM_LOAD( "901467.uk6", 0x000, 0x800, CRC(a23337eb) SHA1(97df576397608455616331f8e837cb3404363fa2) ) @@ -83,6 +106,33 @@ const rom_entry *c2040_device::device_rom_region() const //------------------------------------------------- +// ROM( c3040 ) +//------------------------------------------------- + +ROM_START( c3040 ) // schematic 320806, DOS 1.2 + ROM_REGION( 0x3000, M6502_TAG, 0 ) + ROM_LOAD( "901468-06.ul1", 0x1000, 0x1000, CRC(25b5eed5) SHA1(4d9658f2e6ff3276e5c6e224611a66ce44b16fc7) ) + ROM_LOAD( "901468-07.uh1", 0x2000, 0x1000, CRC(9b09ae83) SHA1(6a51c7954938439ca8342fc295bda050c06e1791) ) + + ROM_REGION( 0x400, M6504_TAG, 0 ) + ROM_LOAD( "901466-02.uk3", 0x000, 0x400, CRC(9d1e25ce) SHA1(d539858f839f96393f218307df7394362a84a26a) ) + + ROM_REGION( 0x800, "gcr", 0) + ROM_LOAD( "901467.uk6", 0x000, 0x800, CRC(a23337eb) SHA1(97df576397608455616331f8e837cb3404363fa2) ) +ROM_END + + +//------------------------------------------------- +// rom_region - device-specific ROM region +//------------------------------------------------- + +const rom_entry *c3040_device::device_rom_region() const +{ + return ROM_NAME( c3040 ); +} + + +//------------------------------------------------- // ROM( c4040 ) //------------------------------------------------- @@ -434,9 +484,28 @@ SLOT_INTERFACE_END //------------------------------------------------- FLOPPY_FORMATS_MEMBER( c2040_device::floppy_formats ) - FLOPPY_D64_FORMAT, - FLOPPY_G64_FORMAT, - FLOPPY_D67_FORMAT + FLOPPY_C3040_FORMAT, + FLOPPY_G64_FORMAT +FLOPPY_FORMATS_END + + +//------------------------------------------------- +// FLOPPY_FORMATS( floppy_formats ) +//------------------------------------------------- + +FLOPPY_FORMATS_MEMBER( c3040_device::floppy_formats ) + FLOPPY_C3040_FORMAT, + FLOPPY_G64_FORMAT +FLOPPY_FORMATS_END + + +//------------------------------------------------- +// FLOPPY_FORMATS( floppy_formats ) +//------------------------------------------------- + +FLOPPY_FORMATS_MEMBER( c4040_device::floppy_formats ) + FLOPPY_C4040_FORMAT, + FLOPPY_G64_FORMAT FLOPPY_FORMATS_END @@ -495,6 +564,60 @@ machine_config_constructor c2040_device::device_mconfig_additions() const //------------------------------------------------- +// MACHINE_CONFIG_FRAGMENT( c3040 ) +//------------------------------------------------- + +static MACHINE_CONFIG_FRAGMENT( c3040 ) + // DOS + MCFG_CPU_ADD(M6502_TAG, M6502, XTAL_16MHz/16) + MCFG_CPU_PROGRAM_MAP(c2040_main_mem) + + MCFG_DEVICE_ADD(M6532_0_TAG, RIOT6532, XTAL_16MHz/16) + MCFG_RIOT6532_IN_PA_CB(READ8(c2040_device, dio_r)) + MCFG_RIOT6532_OUT_PB_CB(WRITE8(c2040_device, dio_w)) + + MCFG_DEVICE_ADD(M6532_1_TAG, RIOT6532, XTAL_16MHz/16) + MCFG_RIOT6532_IN_PA_CB(READ8(c2040_device, riot1_pa_r)) + MCFG_RIOT6532_OUT_PA_CB(WRITE8(c2040_device, riot1_pa_w)) + MCFG_RIOT6532_IN_PB_CB(READ8(c2040_device, riot1_pb_r)) + MCFG_RIOT6532_OUT_PB_CB(WRITE8(c2040_device, riot1_pb_w)) + MCFG_RIOT6532_IRQ_CB(INPUTLINE(M6502_TAG, INPUT_LINE_IRQ0)) + + // controller + MCFG_CPU_ADD(M6504_TAG, M6504, XTAL_16MHz/16) + MCFG_CPU_PROGRAM_MAP(c2040_fdc_mem) + + MCFG_DEVICE_ADD(M6522_TAG, VIA6522, XTAL_16MHz/16) + MCFG_VIA6522_READPA_HANDLER(DEVREAD8(FDC_TAG, c2040_fdc_t, read)) + MCFG_VIA6522_WRITEPB_HANDLER(WRITE8(c2040_device, via_pb_w)) + MCFG_VIA6522_CA2_HANDLER(DEVWRITELINE(FDC_TAG, c2040_fdc_t, mode_sel_w)) + MCFG_VIA6522_CB2_HANDLER(DEVWRITELINE(FDC_TAG, c2040_fdc_t, rw_sel_w)) + + MCFG_DEVICE_ADD(M6530_TAG, MOS6530, XTAL_16MHz/16) + MCFG_MOS6530_OUT_PA_CB(DEVWRITE8(FDC_TAG, c2040_fdc_t, write)) + MCFG_MOS6530_IN_PB_CB(READ8(c2040_device, miot_pb_r)) + MCFG_MOS6530_OUT_PB_CB(WRITE8(c2040_device, miot_pb_w)) + + MCFG_DEVICE_ADD(FDC_TAG, C2040_FDC, XTAL_16MHz) + MCFG_C2040_READY_CALLBACK(DEVWRITELINE(M6522_TAG, via6522_device, write_ca1)) + MCFG_C2040_ERROR_CALLBACK(DEVWRITELINE(M6522_TAG, via6522_device, write_cb1)) + MCFG_FLOPPY_DRIVE_ADD(FDC_TAG":0", c2040_floppies, "525ssqd", c3040_device::floppy_formats) + MCFG_FLOPPY_DRIVE_ADD(FDC_TAG":1", c2040_floppies, "525ssqd", c3040_device::floppy_formats) +MACHINE_CONFIG_END + + +//------------------------------------------------- +// machine_config_additions - device-specific +// machine configurations +//------------------------------------------------- + +machine_config_constructor c3040_device::device_mconfig_additions() const +{ + return MACHINE_CONFIG_NAME( c3040 ); +} + + +//------------------------------------------------- // MACHINE_CONFIG_FRAGMENT( c4040 ) //------------------------------------------------- @@ -532,8 +655,8 @@ static MACHINE_CONFIG_FRAGMENT( c4040 ) MCFG_DEVICE_ADD(FDC_TAG, C2040_FDC, XTAL_16MHz) MCFG_C2040_READY_CALLBACK(DEVWRITELINE(M6522_TAG, via6522_device, write_ca1)) MCFG_C2040_ERROR_CALLBACK(DEVWRITELINE(M6522_TAG, via6522_device, write_cb1)) - MCFG_FLOPPY_DRIVE_ADD(FDC_TAG":0", c2040_floppies, "525ssqd", c2040_device::floppy_formats) - MCFG_FLOPPY_DRIVE_ADD(FDC_TAG":1", c2040_floppies, "525ssqd", c2040_device::floppy_formats) + MCFG_FLOPPY_DRIVE_ADD(FDC_TAG":0", c2040_floppies, "525ssqd", c4040_device::floppy_formats) + MCFG_FLOPPY_DRIVE_ADD(FDC_TAG":1", c2040_floppies, "525ssqd", c4040_device::floppy_formats) MACHINE_CONFIG_END @@ -605,24 +728,24 @@ inline void c2040_device::update_ieee_signals() // c2040_device - constructor //------------------------------------------------- -c2040_device::c2040_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source) - : device_t(mconfig, type, name, tag, owner, clock, shortname, source), - device_ieee488_interface(mconfig, *this), - m_maincpu(*this, M6502_TAG), - m_fdccpu(*this, M6504_TAG), - m_riot0(*this, M6532_0_TAG), - m_riot1(*this, M6532_1_TAG), - m_miot(*this, M6530_TAG), - m_via(*this, M6522_TAG), - m_floppy0(*this, FDC_TAG":0:525ssqd"), - m_floppy1(*this, FDC_TAG":1:525ssqd"), - m_fdc(*this, FDC_TAG), - m_gcr(*this, "gcr"), - m_address(*this, "ADDRESS"), - m_rfdo(1), - m_daco(1), - m_atna(1), - m_miot_irq(CLEAR_LINE) +c2040_device::c2040_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source) : + device_t(mconfig, type, name, tag, owner, clock, shortname, source), + device_ieee488_interface(mconfig, *this), + m_maincpu(*this, M6502_TAG), + m_fdccpu(*this, M6504_TAG), + m_riot0(*this, M6532_0_TAG), + m_riot1(*this, M6532_1_TAG), + m_miot(*this, M6530_TAG), + m_via(*this, M6522_TAG), + m_floppy0(*this, FDC_TAG":0:525ssqd"), + m_floppy1(*this, FDC_TAG":1:525ssqd"), + m_fdc(*this, FDC_TAG), + m_gcr(*this, "gcr"), + m_address(*this, "ADDRESS"), + m_rfdo(1), + m_daco(1), + m_atna(1), + m_miot_irq(CLEAR_LINE) { } @@ -652,16 +775,16 @@ c2040_device::c2040_device(const machine_config &mconfig, const char *tag, devic // c3040_device - constructor //------------------------------------------------- -c3040_device::c3040_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) - : c2040_device(mconfig, C3040, "C3040", tag, owner, clock, "c3040", __FILE__) { } +c3040_device::c3040_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : + c2040_device(mconfig, C3040, "C3040", tag, owner, clock, "c3040", __FILE__) { } //------------------------------------------------- // c4040_device - constructor //------------------------------------------------- -c4040_device::c4040_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) - : c2040_device(mconfig, C4040, "C4040", tag, owner, clock, "c4040", __FILE__) { } +c4040_device::c4040_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : + c2040_device(mconfig, C4040, "C4040", tag, owner, clock, "c4040", __FILE__) { } //------------------------------------------------- |