mirror of
https://github.com/holub/mame
synced 2025-05-24 06:30:04 +03:00
Implemented centronics as slot device and file printer as default output (no whatsnew)
This commit is contained in:
Miodrag Milanovic
parent
791c1bd94a
commit
d8b59a82d2
@ -7,6 +7,9 @@
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#include "emu.h"
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#include "ctronics.h"
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//**************************************************************************
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// CENTRONICS SLOT DEVICE
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//**************************************************************************
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// device type definition
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const device_type CENTRONICS = &device_creator<centronics_device>;
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@ -16,7 +19,9 @@ const device_type CENTRONICS = &device_creator<centronics_device>;
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//-------------------------------------------------
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centronics_device::centronics_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
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: device_t(mconfig, CENTRONICS, "Centronics", tag, owner, clock)
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: device_t(mconfig, CENTRONICS, "Centronics", tag, owner, clock),
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device_slot_interface(mconfig, *this),
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m_dev(NULL)
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{
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}
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@ -49,6 +54,8 @@ void centronics_device::device_config_complete()
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memset(&m_out_busy_func, 0, sizeof(m_out_busy_func));
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memset(&m_out_not_busy_func, 0, sizeof(m_out_not_busy_func));
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}
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m_dev = dynamic_cast<device_centronics_peripheral_interface *>(get_card_device());
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}
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//-------------------------------------------------
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@ -57,27 +64,10 @@ void centronics_device::device_config_complete()
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void centronics_device::device_start()
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{
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/* set some initial values */
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m_pe = FALSE;
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m_fault = FALSE;
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m_busy = TRUE;
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m_strobe = TRUE;
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/* get printer device */
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m_printer = subdevice<printer_image_device>("printer");
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/* resolve callbacks */
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m_out_ack_func.resolve(m_out_ack_cb, *this);
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m_out_busy_func.resolve(m_out_busy_cb, *this);
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m_out_not_busy_func.resolve(m_out_not_busy_cb, *this);
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/* register for state saving */
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save_item(NAME(m_auto_fd));
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save_item(NAME(m_strobe));
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save_item(NAME(m_busy));
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save_item(NAME(m_ack));
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save_item(NAME(m_data));
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}
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/*****************************************************************************
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@ -91,16 +81,50 @@ const centronics_interface standard_centronics =
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DEVCB_NULL
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};
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//**************************************************************************
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// DEVICE CENTRONICS PERIPHERAL INTERFACE
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//**************************************************************************
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//-------------------------------------------------
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// device_centronics_peripheral_interface - constructor
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//-------------------------------------------------
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device_centronics_peripheral_interface::device_centronics_peripheral_interface(const machine_config &mconfig, device_t &device)
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: device_slot_card_interface(mconfig, device)
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{
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/* set some initial values */
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m_pe = FALSE;
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m_fault = FALSE;
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m_busy = TRUE;
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m_strobe = TRUE;
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m_data = 0x00;
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}
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//-------------------------------------------------
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// ~device_centronics_peripheral_interface - destructor
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//-------------------------------------------------
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device_centronics_peripheral_interface::~device_centronics_peripheral_interface()
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{
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}
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//**************************************************************************
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// CENTRONICS PRINTER DEVICE
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//**************************************************************************
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// device type definition
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const device_type CENTRONICS_PRINTER = &device_creator<centronics_printer_device>;
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/*****************************************************************************
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PRINTER INTERFACE
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*****************************************************************************/
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const struct printer_interface centronics_printer_config =
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{
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DEVCB_DEVICE_LINE_MEMBER(DEVICE_SELF_OWNER, centronics_device, printer_online)
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DEVCB_DEVICE_LINE_MEMBER(DEVICE_SELF_OWNER, centronics_printer_device, printer_online)
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};
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static MACHINE_CONFIG_FRAGMENT( centronics )
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static MACHINE_CONFIG_FRAGMENT( centronics_printer )
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MCFG_PRINTER_ADD("printer")
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MCFG_DEVICE_CONFIG(centronics_printer_config)
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MACHINE_CONFIG_END
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@ -109,15 +133,23 @@ MACHINE_CONFIG_END
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/***************************************************************************
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IMPLEMENTATION
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***************************************************************************/
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//-------------------------------------------------
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// centronics_printer_device - constructor
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//-------------------------------------------------
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centronics_printer_device::centronics_printer_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
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: device_t(mconfig, CENTRONICS_PRINTER, "Centronics Printer", tag, owner, clock),
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device_centronics_peripheral_interface( mconfig, *this )
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{
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}
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//-------------------------------------------------
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// machine_config_additions - device-specific
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// machine configurations
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//-------------------------------------------------
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machine_config_constructor centronics_device::device_mconfig_additions() const
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machine_config_constructor centronics_printer_device::device_mconfig_additions() const
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{
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return MACHINE_CONFIG_NAME( centronics );
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return MACHINE_CONFIG_NAME( centronics_printer );
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}
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@ -126,7 +158,7 @@ machine_config_constructor centronics_device::device_mconfig_additions() const
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sets us busy when the printer goes offline
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-------------------------------------------------*/
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WRITE_LINE_MEMBER(centronics_device::printer_online)
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WRITE_LINE_MEMBER(centronics_printer_device::printer_online)
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{
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/* when going online, set PE and FAULT high and BUSY low */
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m_pe = state;
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@ -136,20 +168,20 @@ WRITE_LINE_MEMBER(centronics_device::printer_online)
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static TIMER_CALLBACK( timer_ack_callback )
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{
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centronics_device *cent = reinterpret_cast<centronics_device *>(ptr);
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cent->ack_callback(param);
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centronics_printer_device *printer = reinterpret_cast<centronics_printer_device *>(ptr);
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printer->ack_callback(param);
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}
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static TIMER_CALLBACK( timer_busy_callback )
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{
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centronics_device *cent = reinterpret_cast<centronics_device *>(ptr);
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cent->busy_callback(param);
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centronics_printer_device *printer = reinterpret_cast<centronics_printer_device *>(ptr);
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printer->busy_callback(param);
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}
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void centronics_device::ack_callback(UINT8 param)
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void centronics_printer_device::ack_callback(UINT8 param)
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{
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/* signal change */
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m_out_ack_func(param);
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m_owner->out_ack(param);
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m_ack = param;
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if (param == FALSE)
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@ -163,11 +195,11 @@ void centronics_device::ack_callback(UINT8 param)
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}
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void centronics_device::busy_callback(UINT8 param)
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void centronics_printer_device::busy_callback(UINT8 param)
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{
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/* signal change */
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m_out_busy_func(param);
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m_out_not_busy_func(!param);
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m_owner->out_busy(param);
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m_owner->out_not_busy(!param);
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m_busy = param;
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if (param == TRUE)
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@ -182,26 +214,32 @@ void centronics_device::busy_callback(UINT8 param)
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}
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}
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/*-------------------------------------------------
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set_line - helper to set individual bits
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-------------------------------------------------*/
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void centronics_device::set_line(int line, int state)
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void centronics_printer_device::device_start()
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{
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if (state)
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m_data |= 1 << line;
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else
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m_data &= ~(1 << line);
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m_owner = dynamic_cast<centronics_device *>(owner());
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/* get printer device */
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m_printer = subdevice<printer_image_device>("printer");
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/* register for state saving */
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save_item(NAME(m_auto_fd));
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save_item(NAME(m_strobe));
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save_item(NAME(m_busy));
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save_item(NAME(m_ack));
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save_item(NAME(m_data));
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}
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void centronics_printer_device::device_reset()
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{
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}
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/*-------------------------------------------------
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centronics_strobe_w - signal that data is
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ready
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-------------------------------------------------*/
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WRITE_LINE_MEMBER( centronics_device::strobe_w )
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void centronics_printer_device::strobe_w(UINT8 state)
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{
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/* look for a high -> low transition */
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if (m_strobe == TRUE && state == FALSE && m_busy == FALSE)
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@ -219,9 +257,14 @@ WRITE_LINE_MEMBER( centronics_device::strobe_w )
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printer (centronics mode)
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-------------------------------------------------*/
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WRITE_LINE_MEMBER( centronics_device::init_prime_w )
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void centronics_printer_device::init_prime_w(UINT8 state)
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{
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/* reset printer if line is low */
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if (state == FALSE)
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device_reset();
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}
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SLOT_INTERFACE_START(centronics_printer)
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SLOT_INTERFACE("printer", CENTRONICS_PRINTER)
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SLOT_INTERFACE_END
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@ -12,6 +12,38 @@
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/***************************************************************************
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TYPE DEFINITIONS
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***************************************************************************/
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// ======================> device_centronics_peripheral_interface
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class device_centronics_peripheral_interface : public device_slot_card_interface
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{
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public:
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device_centronics_peripheral_interface(const machine_config &mconfig, device_t &device);
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virtual ~device_centronics_peripheral_interface();
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public:
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virtual void write(UINT8 data) { m_data = data; }
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virtual UINT8 read() { return m_data; }
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virtual void strobe_w(UINT8 state) { m_strobe = state; }
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virtual void init_prime_w(UINT8 state) { m_init = state; }
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virtual void autofeed_w(UINT8 state) { m_auto_fd = state; }
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virtual UINT8 ack_r() { return m_ack;}
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virtual UINT8 busy_r(){ return m_busy; }
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virtual UINT8 pe_r() { return m_pe;}
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virtual UINT8 not_busy_r() { return !m_busy; }
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virtual UINT8 vcc_r() { return TRUE; }
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virtual UINT8 fault_r() { return m_fault; }
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virtual void set_line(int line, int state) { if (state) m_data |= 1 << line; else m_data &= ~(1 << line); }
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protected:
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UINT8 m_strobe;
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UINT8 m_busy;
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UINT8 m_ack;
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UINT8 m_auto_fd;
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UINT8 m_pe;
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UINT8 m_fault;
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UINT8 m_init;
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UINT8 m_data;
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};
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// ======================> centronics_interface
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struct centronics_interface
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@ -23,79 +55,105 @@ struct centronics_interface
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// ======================> centronics_device
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class centronics_device : public device_t,
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public centronics_interface
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public centronics_interface,
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public device_slot_interface
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{
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public:
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// construction/destruction
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centronics_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
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virtual ~centronics_device();
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// optional information overrides
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virtual machine_config_constructor device_mconfig_additions() const;
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DECLARE_WRITE8_MEMBER( write ) { m_data = data; }
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DECLARE_READ8_MEMBER( read ) { return m_data; }
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DECLARE_WRITE8_MEMBER( write ) { if (m_dev) m_dev->write(data); }
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DECLARE_READ8_MEMBER( read ) { return (m_dev) ? m_dev->read() : 0x00; }
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/* access to the individual bits */
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DECLARE_WRITE_LINE_MEMBER( d0_w ) { set_line(0, state); }
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DECLARE_WRITE_LINE_MEMBER( d1_w ) { set_line(1, state); }
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DECLARE_WRITE_LINE_MEMBER( d2_w ) { set_line(2, state); }
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DECLARE_WRITE_LINE_MEMBER( d3_w ) { set_line(3, state); }
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DECLARE_WRITE_LINE_MEMBER( d4_w ) { set_line(4, state); }
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DECLARE_WRITE_LINE_MEMBER( d5_w ) { set_line(5, state); }
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DECLARE_WRITE_LINE_MEMBER( d6_w ) { set_line(6, state); }
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DECLARE_WRITE_LINE_MEMBER( d7_w ) { set_line(7, state); }
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DECLARE_WRITE_LINE_MEMBER( d0_w ) { if (m_dev) m_dev->set_line(0, state); }
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DECLARE_WRITE_LINE_MEMBER( d1_w ) { if (m_dev) m_dev->set_line(1, state); }
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DECLARE_WRITE_LINE_MEMBER( d2_w ) { if (m_dev) m_dev->set_line(2, state); }
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DECLARE_WRITE_LINE_MEMBER( d3_w ) { if (m_dev) m_dev->set_line(3, state); }
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DECLARE_WRITE_LINE_MEMBER( d4_w ) { if (m_dev) m_dev->set_line(4, state); }
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DECLARE_WRITE_LINE_MEMBER( d5_w ) { if (m_dev) m_dev->set_line(5, state); }
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DECLARE_WRITE_LINE_MEMBER( d6_w ) { if (m_dev) m_dev->set_line(6, state); }
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DECLARE_WRITE_LINE_MEMBER( d7_w ) { if (m_dev) m_dev->set_line(7, state); }
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DECLARE_WRITE_LINE_MEMBER( strobe_w );
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DECLARE_WRITE_LINE_MEMBER( init_prime_w );
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DECLARE_WRITE_LINE_MEMBER( autofeed_w ) { m_auto_fd = state; }
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DECLARE_WRITE_LINE_MEMBER( strobe_w ) { if (m_dev) m_dev->strobe_w(state); }
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DECLARE_WRITE_LINE_MEMBER( init_prime_w ) { if (m_dev) m_dev->init_prime_w(state); }
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DECLARE_WRITE_LINE_MEMBER( autofeed_w ) { if (m_dev) m_dev->autofeed_w(state); }
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DECLARE_READ_LINE_MEMBER( ack_r ) { return m_ack; }
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DECLARE_READ_LINE_MEMBER( busy_r ){ return m_busy; }
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DECLARE_READ_LINE_MEMBER( pe_r ) { return m_pe; }
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DECLARE_READ_LINE_MEMBER( not_busy_r ) { return !m_busy; }
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DECLARE_READ_LINE_MEMBER( vcc_r ) { return TRUE; }
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DECLARE_READ_LINE_MEMBER( fault_r ) { return m_fault; }
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DECLARE_READ_LINE_MEMBER( ack_r ) { return (m_dev) ? m_dev->ack_r() : 0;}
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DECLARE_READ_LINE_MEMBER( busy_r ){ return (m_dev) ? m_dev->busy_r() : 1; }
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DECLARE_READ_LINE_MEMBER( pe_r ) { return (m_dev) ? m_dev->pe_r() : 0;}
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DECLARE_READ_LINE_MEMBER( not_busy_r ) { return (m_dev) ? m_dev->not_busy_r() : 0; }
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DECLARE_READ_LINE_MEMBER( vcc_r ) { return (m_dev) ? m_dev->vcc_r() : 0; }
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DECLARE_READ_LINE_MEMBER( fault_r ) { return (m_dev) ? m_dev->fault_r() : 0; }
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// for printer
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DECLARE_WRITE_LINE_MEMBER(printer_online);
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void out_ack(UINT8 param) { m_out_ack_func(param); }
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void out_busy(UINT8 param) { m_out_busy_func(param); }
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void out_not_busy(UINT8 param) { m_out_not_busy_func(param); }
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void ack_callback(UINT8 param);
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void busy_callback(UINT8 param);
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protected:
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// device-level overrides
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virtual void device_config_complete();
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virtual void device_start();
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void set_line(int line, int state);
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private:
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printer_image_device *m_printer;
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device_centronics_peripheral_interface *m_dev;
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devcb_resolved_write_line m_out_ack_func;
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devcb_resolved_write_line m_out_busy_func;
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devcb_resolved_write_line m_out_not_busy_func;
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UINT8 m_strobe;
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UINT8 m_busy;
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UINT8 m_ack;
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UINT8 m_auto_fd;
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UINT8 m_pe;
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UINT8 m_fault;
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UINT8 m_data;
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};
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// device type definition
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extern const device_type CENTRONICS;
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// ======================> centronics_printer_device
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class centronics_printer_device :
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public device_t,
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public device_centronics_peripheral_interface
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{
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public:
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// construction/destruction
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centronics_printer_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
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// optional information overrides
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virtual machine_config_constructor device_mconfig_additions() const;
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// for printer
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DECLARE_WRITE_LINE_MEMBER(printer_online);
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void ack_callback(UINT8 param);
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void busy_callback(UINT8 param);
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// optional centronics overrides
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virtual void strobe_w(UINT8 state);
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virtual void init_prime_w(UINT8 state);
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virtual UINT8 read() { return 0x00; }
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protected:
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// device-level overrides
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virtual void device_start();
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virtual void device_reset();
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private:
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printer_image_device *m_printer;
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centronics_device *m_owner;
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};
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// device type definition
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extern const device_type CENTRONICS_PRINTER;
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SLOT_INTERFACE_EXTERN(centronics_printer);
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/***************************************************************************
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DEVICE CONFIGURATION MACROS
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***************************************************************************/
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#define MCFG_CENTRONICS_ADD(_tag, _intf) \
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#define MCFG_CENTRONICS_ADD(_tag, _intf, _slot_intf, _def_slot, _def_inp) \
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MCFG_DEVICE_ADD(_tag, CENTRONICS, 0) \
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MCFG_DEVICE_CONFIG(_intf)
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MCFG_DEVICE_CONFIG(_intf) \
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MCFG_DEVICE_SLOT_INTERFACE(_slot_intf, _def_slot, _def_inp) \
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#define MCFG_CENTRONICS_PRINTER_ADD(_tag, _intf) \
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MCFG_CENTRONICS_ADD(_tag, _intf, centronics_printer, "printer", NULL) \
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|
||||
/***************************************************************************
|
||||
DEFAULT INTERFACES
|
||||
***************************************************************************/
|
||||
|
||||
Loading…
Reference in New Issue
Block a user