mirror of
https://github.com/holub/mame
synced 2025-06-03 11:26:56 +03:00
127 lines
3.8 KiB
C++
127 lines
3.8 KiB
C++
#pragma once
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#ifndef __CUDA_H__
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#define __CUDA_H__
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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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#define CUDA_TAG "cuda"
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#define CUDA_341S0060 0x1100 // v2.40 (Most common: Performa/Quadra 6xx, PowerMac x200, x400, x500, Pippin, Gossamer G3)
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#define CUDA_341S0788 0x2200 // v2.37 (LC 475/575/Quadra 605, Quadra 660AV/840AV, PowerMac x200)
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#define CUDA_341S0417 0x3300 // v2.35 (Color Classic)
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//**************************************************************************
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// INTERFACE CONFIGURATION MACROS
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//**************************************************************************
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#define MCFG_CUDA_ADD(_type, _config) \
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MCFG_DEVICE_ADD(CUDA_TAG, CUDA, 0) \
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MCFG_DEVICE_CONFIG(_config) \
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MCFG_CUDA_TYPE(_type)
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#define MCFG_CUDA_REPLACE(_type, _config) \
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MCFG_DEVICE_REPLACE(CUDA_TAG, CUDA, 0) \
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MCFG_DEVICE_CONFIG(_config) \
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MCFG_CUDA_TYPE(_type)
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#define MCFG_CUDA_REMOVE() \
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MCFG_DEVICE_REMOVE(CUDA_TAG)
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#define MCFG_CUDA_TYPE(_type) \
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cuda_device::static_set_type(*device, _type);
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//**************************************************************************
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// TYPE DEFINITIONS
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//**************************************************************************
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struct cuda_interface
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{
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devcb_write_line m_out_reset_cb;
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};
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// ======================> cuda_device
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class cuda_device : public device_t, public device_nvram_interface, public cuda_interface
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{
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public:
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// construction/destruction
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cuda_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
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// inline configuration helpers
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static void static_set_type(device_t &device, int type);
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// device_config_nvram_interface overrides
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virtual void nvram_default();
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virtual void nvram_read(emu_file &file);
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virtual void nvram_write(emu_file &file);
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DECLARE_READ8_MEMBER( ddr_r );
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DECLARE_WRITE8_MEMBER( ddr_w );
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DECLARE_READ8_MEMBER( ports_r );
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DECLARE_WRITE8_MEMBER( ports_w );
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DECLARE_READ8_MEMBER( pll_r );
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DECLARE_WRITE8_MEMBER( pll_w );
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DECLARE_READ8_MEMBER( timer_ctrl_r );
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DECLARE_WRITE8_MEMBER( timer_ctrl_w );
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DECLARE_READ8_MEMBER( timer_counter_r );
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DECLARE_WRITE8_MEMBER( timer_counter_w );
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DECLARE_READ8_MEMBER( onesec_r );
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DECLARE_WRITE8_MEMBER( onesec_w );
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DECLARE_READ8_MEMBER( pram_r );
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DECLARE_WRITE8_MEMBER( pram_w );
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// VIA interface routines
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UINT8 get_treq() { return treq; }
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void set_tip(UINT8 val) { tip = val; }
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void set_byteack(UINT8 val) { byteack = val; }
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UINT8 get_via_data() { return via_data; }
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void set_via_data(UINT8 dat) { via_data = dat; }
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UINT8 get_via_clock() { return via_clock; }
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int rom_offset;
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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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virtual void device_config_complete();
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virtual machine_config_constructor device_mconfig_additions() const;
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virtual const rom_entry *device_rom_region() const;
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required_device<cpu_device> m_maincpu;
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virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr);
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private:
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UINT8 ddrs[3];
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UINT8 ports[3];
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UINT8 pll_ctrl;
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UINT8 timer_ctrl;
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UINT8 timer_counter, ripple_counter;
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UINT8 onesec;
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UINT8 treq, byteack, tip, via_data, via_clock, last_adb;
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UINT64 last_adb_time;
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bool cuda_controls_power;
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bool adb_in;
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int reset_line;
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emu_timer *m_timer, *m_prog_timer;
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UINT8 pram[0x100], disk_pram[0x100];
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bool pram_loaded;
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void send_port(address_space &space, UINT8 offset, UINT8 data);
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devcb_resolved_write_line m_out_reset_func;
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};
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// device type definition
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extern const device_type CUDA;
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#endif
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