// license:BSD-3-Clause // copyright-holders:R. Belmont #pragma once #ifndef __CUDA_H__ #define __CUDA_H__ #include "emu.h" //************************************************************************** // MACROS / CONSTANTS //************************************************************************** #define CUDA_TAG "cuda" #define CUDA_341S0060 0x1100 // v2.40 (Most common: Performa/Quadra 6xx, PowerMac x200, x400, x500, Pippin, Gossamer G3) #define CUDA_341S0788 0x2200 // v2.37 (LC 475/575/Quadra 605, Quadra 660AV/840AV, PowerMac x200) #define CUDA_341S0417 0x3300 // v2.35 (Color Classic) //************************************************************************** // INTERFACE CONFIGURATION MACROS //************************************************************************** #define MCFG_CUDA_ADD(_type) \ MCFG_DEVICE_ADD(CUDA_TAG, CUDA, 0) \ MCFG_CUDA_TYPE(_type) #define MCFG_CUDA_REPLACE(_type) \ MCFG_DEVICE_REPLACE(CUDA_TAG, CUDA, 0) \ MCFG_CUDA_TYPE(_type) #define MCFG_CUDA_REMOVE() \ MCFG_DEVICE_REMOVE(CUDA_TAG) #define MCFG_CUDA_TYPE(_type) \ cuda_device::static_set_type(*device, _type); #define MCFG_CUDA_REMOVE() \ MCFG_DEVICE_REMOVE(CUDA_TAG) #define MCFG_CUDA_RESET_CALLBACK(_cb) \ devcb = &cuda_device::set_reset_cb(*device, DEVCB_##_cb); #define MCFG_CUDA_LINECHANGE_CALLBACK(_cb) \ devcb = &cuda_device::set_linechange_cb(*device, DEVCB_##_cb); #define MCFG_CUDA_VIA_CLOCK_CALLBACK(_cb) \ devcb = &cuda_device::set_via_clock_cb(*device, DEVCB_##_cb); #define MCFG_CUDA_VIA_DATA_CALLBACK(_cb) \ devcb = &cuda_device::set_via_data_cb(*device, DEVCB_##_cb); //************************************************************************** // TYPE DEFINITIONS //************************************************************************** // ======================> cuda_device class cuda_device : public device_t, public device_nvram_interface { public: // construction/destruction cuda_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); // inline configuration helpers static void static_set_type(device_t &device, int type); // device_config_nvram_interface overrides virtual void nvram_default(); virtual void nvram_read(emu_file &file); virtual void nvram_write(emu_file &file); DECLARE_READ8_MEMBER( ddr_r ); DECLARE_WRITE8_MEMBER( ddr_w ); DECLARE_READ8_MEMBER( ports_r ); DECLARE_WRITE8_MEMBER( ports_w ); DECLARE_READ8_MEMBER( pll_r ); DECLARE_WRITE8_MEMBER( pll_w ); DECLARE_READ8_MEMBER( timer_ctrl_r ); DECLARE_WRITE8_MEMBER( timer_ctrl_w ); DECLARE_READ8_MEMBER( timer_counter_r ); DECLARE_WRITE8_MEMBER( timer_counter_w ); DECLARE_READ8_MEMBER( onesec_r ); DECLARE_WRITE8_MEMBER( onesec_w ); DECLARE_READ8_MEMBER( pram_r ); DECLARE_WRITE8_MEMBER( pram_w ); // VIA interface routines UINT8 get_treq() { return treq; } void set_tip(UINT8 val) { tip = val; } void set_byteack(UINT8 val) { byteack = val; } UINT8 get_via_data() { return via_data; } void set_via_data(UINT8 dat) { via_data = dat; } UINT8 get_via_clock() { return via_clock; } void set_adb_line(int linestate) { adb_in = (linestate == ASSERT_LINE) ? true : false; } int get_adb_dtime() { return m_adb_dtime; } int rom_offset; template static devcb_base &set_reset_cb(device_t &device, _Object wr) { return downcast(device).write_reset.set_callback(wr); } template static devcb_base &set_linechange_cb(device_t &device, _Object wr) { return downcast(device).write_linechange.set_callback(wr); } template static devcb_base &set_via_clock_cb(device_t &device, _Object wr) { return downcast(device).write_via_clock.set_callback(wr); } template static devcb_base &set_via_data_cb(device_t &device, _Object wr) { return downcast(device).write_via_data.set_callback(wr); } devcb_write_line write_reset, write_linechange, write_via_clock, write_via_data; protected: // device-level overrides virtual void device_start(); virtual void device_reset(); virtual machine_config_constructor device_mconfig_additions() const; virtual const rom_entry *device_rom_region() const; required_device m_maincpu; virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr); private: UINT8 ddrs[3]; UINT8 ports[3]; UINT8 pll_ctrl; UINT8 timer_ctrl; UINT8 timer_counter, ripple_counter; UINT8 onesec; UINT8 treq, byteack, tip, via_data, via_clock, last_adb; UINT64 last_adb_time; bool cuda_controls_power; bool adb_in; int reset_line; int m_adb_dtime; emu_timer *m_timer, *m_prog_timer; UINT8 pram[0x100], disk_pram[0x100]; bool pram_loaded; void send_port(address_space &space, UINT8 offset, UINT8 data); }; // device type definition extern const device_type CUDA; #endif