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Viewing changes to src/emu/machine/cdp1871.h

  • Committer: Bazaar Package Importer
  • Author(s): Jordi Mallach, Emmanuel Kasper, Félix Arreola Rodríguez, Jordi Mallach
  • Date: 2011-05-11 21:06:50 UTC
  • mfrom: (1.1.1 upstream)
  • Revision ID: james.westby@ubuntu.com-20110511210650-jizvh8a6x117y9hr
Tags: 0.142-1
[ Emmanuel Kasper ]
* New upstream release
* Set NOWERROR=1 to allow compiling with gcc-4.6
* Remove fix_powerpc_build.patch, as upstream has taken it in this release
* Add gnome-video-arcade front end as a suggested package

[ Félix Arreola Rodríguez ]
* Add kfreebsd-build.patch to quilt series, to fix build on kfreebsd

[ Jordi Mallach ]
* Remove unneeded and bogus addition of --with-quilt to the dh invocation.
* Add Cesare Falco (long time Ubuntu maintainer) to Uploaders, and wrap
  them into multiple lines.

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src/emu/machine/cdp1871.h
 
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/**********************************************************************
 
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    RCA CDP1871 Keyboard Encoder emulation
 
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    Copyright MESS Team.
 
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    Visit http://mamedev.org for licensing and usage restrictions.
 
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**********************************************************************
 
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                            _____   _____
 
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                    D1   1 |*    \_/     | 40  Vdd
 
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                    D2   2 |             | 39  SHIFT
 
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                    D3   3 |             | 38  CONTROL
 
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                    D4   4 |             | 37  ALPHA
 
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                    D5   5 |             | 36  DEBOUNCE
 
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                    D6   6 |             | 35  _RTP
 
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                    D7   7 |             | 34  TPB
 
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                    D8   8 |             | 33  _DA
 
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                    D9   9 |             | 32  BUS 7
 
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                   D10  10 |   CDP1871   | 31  BUS 6
 
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                   D11  11 |             | 30  BUS 5
 
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                    S1  12 |             | 29  BUS 4
 
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                    S2  13 |             | 28  BUS 3
 
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                    S3  14 |             | 27  BUS 2
 
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                    S4  15 |             | 26  BUS 1
 
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                    S5  16 |             | 25  BUS 0
 
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                    S6  17 |             | 24  CS4
 
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                    S7  18 |             | 23  CS3
 
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                    S8  19 |             | 22  CS2
 
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                   Vss  20 |_____________| 21  _CS1
 
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**********************************************************************/
 
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#pragma once
 
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#ifndef __CDP1871__
 
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#define __CDP1871__
 
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#include "emu.h"
 
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//**************************************************************************
 
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//  MACROS / CONSTANTS
 
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//**************************************************************************
 
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//**************************************************************************
 
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//  INTERFACE CONFIGURATION MACROS
 
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//**************************************************************************
 
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#define MCFG_CDP1871_ADD(_tag, _intrf, _clock) \
 
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        MCFG_DEVICE_ADD(_tag, CDP1871, _clock) \
 
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        MCFG_DEVICE_CONFIG(_intrf)
 
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#define CDP1871_INTERFACE(name) \
 
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        const cdp1871_interface (name)=
 
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//**************************************************************************
 
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//  TYPE DEFINITIONS
 
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//**************************************************************************
 
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// ======================> cdp1871_interface
 
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struct cdp1871_interface
 
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{
 
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        devcb_read8                     in_d1_func;
 
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        devcb_read8                     in_d2_func;
 
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        devcb_read8                     in_d3_func;
 
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        devcb_read8                     in_d4_func;
 
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        devcb_read8                     in_d5_func;
 
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        devcb_read8                     in_d6_func;
 
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        devcb_read8                     in_d7_func;
 
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        devcb_read8                     in_d8_func;
 
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        devcb_read8                     in_d9_func;
 
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        devcb_read8                     in_d10_func;
 
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        devcb_read8                     in_d11_func;
 
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        devcb_read_line         in_shift_func;
 
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        devcb_read_line         in_control_func;
 
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        devcb_read_line         in_alpha_func;
 
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        // this gets called for every change of the DA pin (pin 33)
 
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        devcb_write_line        out_da_func;
 
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        // this gets called for every change of the RPT pin (pin 35)
 
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        devcb_write_line        out_rpt_func;
 
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};
 
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// ======================> cdp1871_device_config
 
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class cdp1871_device_config :   public device_config,
 
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                                public cdp1871_interface
 
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{
 
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    friend class cdp1871_device;
 
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    // construction/destruction
 
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    cdp1871_device_config(const machine_config &mconfig, const char *tag, const device_config *owner, UINT32 clock);
 
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public:
 
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    // allocators
 
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    static device_config *static_alloc_device_config(const machine_config &mconfig, const char *tag, const device_config *owner, UINT32 clock);
 
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    virtual device_t *alloc_device(running_machine &machine) const;
 
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protected:
 
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    // device_config overrides
 
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    virtual void device_config_complete();
 
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};
 
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// ======================> cdp1871_device
 
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class cdp1871_device :  public device_t
 
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{
 
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    friend class cdp1871_device_config;
 
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    // construction/destruction
 
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    cdp1871_device(running_machine &_machine, const cdp1871_device_config &_config);
 
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public:
 
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    DECLARE_READ8_MEMBER( data_r );
 
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        DECLARE_READ_LINE_MEMBER( da_r );
 
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        DECLARE_READ_LINE_MEMBER( rpt_r );
 
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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_timer(emu_timer &timer, device_timer_id id, int param, void *ptr);
 
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        void change_output_lines();
 
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        void clock_scan_counters();
 
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        void detect_keypress();
 
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private:
 
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        devcb_resolved_write_line               m_out_da_func;
 
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        devcb_resolved_write_line               m_out_rpt_func;
 
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        devcb_resolved_read8                    m_in_d_func[11];
 
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        devcb_resolved_read_line                m_in_shift_func;
 
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        devcb_resolved_read_line                m_in_control_func;
 
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        devcb_resolved_read_line                m_in_alpha_func;
 
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        bool m_inhibit;                                 // scan counter clock inhibit
 
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        int m_sense;                                    // sense input scan counter
 
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        int m_drive;                                    // modifier inputs
 
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        int m_shift;                                    // latched shift modifier
 
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        int m_control;                                  // latched control modifier
 
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        int m_da;                                               // data available flag
 
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        int m_next_da;                                  // next value of data available flag
 
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        int m_rpt;                                              // repeat flag
 
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        int m_next_rpt;                                 // next value of repeat flag
 
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159
        // timers
 
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        emu_timer *m_scan_timer;                // keyboard scan timer
 
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162
        const cdp1871_device_config &m_config;
 
163
};
 
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165
 
 
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// device type definition
 
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extern const device_type CDP1871;
 
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#endif