2025-01-16 11:51:17 +08:00
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using cpu.m68000;
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using System;
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namespace MAME.Core
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{
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public class Generic
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{
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private static uint[] coin_count;
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private static uint[] coinlockedout;
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private static uint[] lastcoin;
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public static byte[] videoram, colorram;
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public static byte[] generic_nvram;
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public static byte[] buffered_spriteram;
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public static ushort[] buffered_spriteram16;
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public static byte[] spriteram;
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public static ushort[] spriteram16, spriteram16_2;
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public static byte[] paletteram, paletteram_2;
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public static ushort[] paletteram16, paletteram16_2;
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public static int[] interrupt_enable;
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public static int objcpunum;
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public static int flip_screen_x, flip_screen_y;
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public static void generic_machine_init()
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{
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int counternum;
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coin_count = new uint[8];
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coinlockedout = new uint[8];
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lastcoin = new uint[8];
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for (counternum = 0; counternum < 8; counternum++)
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{
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lastcoin[counternum] = 0;
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coinlockedout[counternum] = 0;
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}
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interrupt_enable = new int[8];
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}
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public static void coin_counter_w(int num, int on)
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{
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if (num >= 8)
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{
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return;
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}
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if (on != 0 && (lastcoin[num] == 0))
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{
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coin_count[num]++;
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}
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lastcoin[num] = (uint)on;
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}
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public static void coin_lockout_w(int num, int on)
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{
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if (num >= 8)
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{
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return;
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}
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coinlockedout[num] = (uint)on;
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}
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public static void coin_lockout_global_w(int on)
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{
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int i;
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for (i = 0; i < 8; i++)
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{
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coin_lockout_w(i, on);
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}
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}
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public static void nvram_load()
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{
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switch (Machine.sBoard)
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{
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case "Neo Geo":
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Neogeo.nvram_handler_load_neogeo();
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break;
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/*case "Namco System 1":
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Namcos1.nvram_handler_load_namcos1();
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break;*/
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}
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}
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public static void nvram_save()
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{
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switch (Machine.sBoard)
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{
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case "Neo Geo":
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Neogeo.nvram_handler_save_neogeo();
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break;
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/*case "Namco System 1":
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Namcos1.nvram_handler_save_namcos1();
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break;*/
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}
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}
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public static void watchdog_reset16_w()
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{
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Watchdog.watchdog_reset();
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}
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public static ushort watchdog_reset16_r()
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{
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Watchdog.watchdog_reset();
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return 0xffff;
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}
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public static void nmi_0_line_pulse()
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{
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irqn_line_set(0, (int)LineState.INPUT_LINE_NMI, (int)LineState.PULSE_LINE);
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}
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public static void nmi_1_line_pulse()
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{
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irqn_line_set(1, (int)LineState.INPUT_LINE_NMI, (int)LineState.PULSE_LINE);
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}
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public static void irq_0_0_line_hold()
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{
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Cpuint.cpunum_set_input_line(0, 0, LineState.HOLD_LINE);
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}
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public static void irq_0_1_line_hold()
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{
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Cpuint.cpunum_set_input_line(0, 1, LineState.HOLD_LINE);
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}
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public static void irq_0_6_line_hold()
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{
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Cpuint.cpunum_set_input_line(0, 6, LineState.HOLD_LINE);
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}
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public static void irq_1_0_line_hold()
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{
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Cpuint.cpunum_set_input_line(1, 0, LineState.HOLD_LINE);
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}
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public static void irq_2_0_line_hold()
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{
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Cpuint.cpunum_set_input_line(2, 0, LineState.HOLD_LINE);
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}
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public static void watchdog_reset_w()
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{
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Watchdog.watchdog_reset();
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}
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public static void interrupt_reset()
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{
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int cpunum;
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for (cpunum = 0; cpunum < Cpuexec.ncpu; cpunum++)
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{
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interrupt_enable[cpunum] = 1;
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}
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}
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public static void clear_all_lines()
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{
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int inputcount = 0;
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int line;
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if (objcpunum == 0 && Cpuexec.cpu[0] == MC68000.m1)
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{
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inputcount = 8;
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}
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else
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{
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inputcount = 1;
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}
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Cpuint.cpunum_set_input_line(objcpunum, (int)LineState.INPUT_LINE_NMI, LineState.CLEAR_LINE);
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for (line = 0; line < inputcount; line++)
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{
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Cpuint.cpunum_set_input_line(objcpunum, line, LineState.CLEAR_LINE);
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}
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}
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public static void cpu_interrupt_enable(int cpunum, int enabled)
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{
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interrupt_enable[cpunum] = enabled;
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if (enabled == 0)
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{
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objcpunum = cpunum;
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2025-01-17 14:22:03 +08:00
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EmuTimer.timer_set_internal(EmuTimer.TIME_ACT.Generic_clear_all_lines);
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2025-01-16 11:51:17 +08:00
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}
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}
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public static void interrupt_enable_w(byte data)
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{
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cpu_interrupt_enable(Cpuexec.activecpu, data);
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}
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public static void irqn_line_set(int cpunum, int line, int state)
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{
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if (interrupt_enable[cpunum] != 0)
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{
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Cpuint.cpunum_set_input_line(cpunum, line, (LineState)state);
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}
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}
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public static void nmi_line_pulse0()
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{
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nmi_line_pulse(0);
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}
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public static void nmi_line_pulse(int cpunum)
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{
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irqn_line_set(cpunum, (int)LineState.INPUT_LINE_NMI, (int)LineState.PULSE_LINE);
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}
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public static void irq0_line_hold1()
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{
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irq0_line_hold(1);
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}
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public static void irq0_line_hold(int cpunum)
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{
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irqn_line_set(cpunum, 0, (int)LineState.HOLD_LINE);
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}
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public static void irq4_line_hold(int cpunum)
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{
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irqn_line_set(cpunum, 4, (int)LineState.HOLD_LINE);
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}
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public static void irq5_line_hold0()
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{
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irq5_line_hold(0);
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}
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public static void irq5_line_hold(int cpunum)
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{
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irqn_line_set(cpunum, 5, (int)LineState.HOLD_LINE);
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}
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public static ushort paletteram16_split(int offset)
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{
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return (ushort)(paletteram[offset] | (paletteram_2[offset] << 8));
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}
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public static void buffer_spriteram_w()
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{
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Array.Copy(spriteram, buffered_spriteram, spriteram.Length);
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}
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public static void buffer_spriteram16_w()
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{
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Array.Copy(spriteram16, buffered_spriteram16, spriteram16.Length);
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}
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public static ushort paletteram16_le(int offset)
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{
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return (ushort)(paletteram[offset & ~1] | (paletteram[offset | 1] << 8));
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}
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public static ushort paletteram16_be(int offset)
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{
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return (ushort)(paletteram[offset | 1] | (paletteram[offset & ~1] << 8));
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}
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public static void set_color_444(int color, int rshift, int gshift, int bshift, ushort data)
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{
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Palette.palette_set_callback(color, Palette.make_rgb(Palette.pal4bit((byte)(data >> rshift)), Palette.pal4bit((byte)(data >> gshift)), Palette.pal4bit((byte)(data >> bshift))));
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}
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public static void set_color_555(int color, int rshift, int gshift, int bshift, ushort data)
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{
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Palette.palette_set_callback(color, Palette.make_rgb(Palette.pal5bit((byte)(data >> rshift)), Palette.pal5bit((byte)(data >> gshift)), (int)Palette.pal5bit((byte)(data >> bshift))));
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}
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public static void updateflip()
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{
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int width = Video.screenstate.width;
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int height = Video.screenstate.height;
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long period = Video.screenstate.frame_period;
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RECT visarea = Video.screenstate.visarea;
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Tmap.tilemap_set_flip(null, (byte)((Tilemap.TILEMAP_FLIPX & flip_screen_x) | (Tilemap.TILEMAP_FLIPY & flip_screen_y)));
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if (flip_screen_x != 0)
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{
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int temp;
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temp = width - visarea.min_x - 1;
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visarea.min_x = width - visarea.max_x - 1;
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visarea.max_x = temp;
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}
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if (flip_screen_y != 0)
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{
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int temp;
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temp = height - visarea.min_y - 1;
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visarea.min_y = height - visarea.max_y - 1;
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visarea.max_y = temp;
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}
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Video.video_screen_configure(width, height, visarea, period);
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}
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public static void flip_screen_set(int on)
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{
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flip_screen_x_set(on);
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flip_screen_y_set(on);
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}
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public static void flip_screen_x_set(int on)
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{
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if (on != 0)
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{
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on = ~0;
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}
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if (flip_screen_x != on)
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{
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flip_screen_x = on;
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updateflip();
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}
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}
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public static void flip_screen_y_set(int on)
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{
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if (on != 0)
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{
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on = ~0;
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}
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if (flip_screen_y != on)
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{
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flip_screen_y = on;
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updateflip();
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}
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}
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public static int flip_screen_get()
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{
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return flip_screen_x;
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}
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public static void paletteram_xxxxBBBBGGGGRRRR_le_w(int offset, byte data)
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{
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paletteram[offset] = data;
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set_color_444(offset / 2, 0, 4, 8, paletteram16_le(offset));
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}
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public static void paletteram16_xxxxRRRRGGGGBBBB_word_w(int offset, ushort data)
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{
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paletteram16[offset] = data;
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set_color_444(offset, 8, 4, 0, paletteram16[offset]);
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}
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public static void paletteram16_xxxxRRRRGGGGBBBB_word_w1(int offset, byte data)
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{
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paletteram16[offset] = (ushort)((data << 8) | (paletteram16[offset] & 0xff));
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set_color_444(offset, 8, 4, 0, paletteram16[offset]);
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}
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public static void paletteram16_xxxxRRRRGGGGBBBB_word_w2(int offset, byte data)
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{
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paletteram16[offset] = (ushort)((paletteram16[offset] & 0xff00) | data);
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set_color_444(offset, 8, 4, 0, paletteram16[offset]);
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}
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public static void paletteram_RRRRGGGGBBBBxxxx_be_w(int offset, byte data)
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{
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paletteram[offset] = data;
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set_color_444(offset / 2, 12, 8, 4, paletteram16_be(offset));
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}
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public static void paletteram_RRRRGGGGBBBBxxxx_split1_w(int offset, byte data)
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{
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paletteram[offset] = data;
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set_color_444(offset, 12, 8, 4, paletteram16_split(offset));
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}
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public static void paletteram_RRRRGGGGBBBBxxxx_split2_w(int offset, byte data)
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{
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paletteram_2[offset] = data;
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set_color_444(offset, 12, 8, 4, paletteram16_split(offset));
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}
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public static void paletteram16_xBBBBBGGGGGRRRRR_word_w(int offset, ushort data)
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{
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paletteram16[offset] = data;
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set_color_555(offset, 0, 5, 10, paletteram16[offset]);
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}
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public static void paletteram16_xBBBBBGGGGGRRRRR_word_w1(int offset, byte data)
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{
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paletteram16[offset] = (ushort)((data << 8) | (paletteram16[offset] & 0xff));
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set_color_555(offset, 0, 5, 10, paletteram16[offset]);
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}
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public static void paletteram16_xBBBBBGGGGGRRRRR_word_w2(int offset, byte data)
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{
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paletteram16[offset] = (ushort)((paletteram16[offset] & 0xff00) | data);
|
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set_color_555(offset, 0, 5, 10, paletteram16[offset]);
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}
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public static void paletteram16_xRRRRRGGGGGBBBBB_word_w(int offset)
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|
|
{
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|
set_color_555(offset, 10, 5, 0, paletteram16[offset]);
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}
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public static void paletteram16_RRRRGGGGBBBBRGBx_word_w(int offset, ushort data)
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|
|
{
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|
|
paletteram16[offset] = data;
|
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|
|
ushort data1 = paletteram16[offset];
|
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|
|
Palette.palette_set_callback(offset, (uint)((Palette.pal5bit((byte)(((data1 >> 11) & 0x1e) | ((data1 >> 3) & 0x01))) << 16) | (Palette.pal5bit((byte)(((data >> 7) & 0x1e) | ((data >> 2) & 0x01))) << 8) | Palette.pal5bit((byte)(((data >> 3) & 0x1e) | ((data >> 1) & 0x01)))));
|
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|
|
}
|
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|
|
public static void paletteram16_RRRRGGGGBBBBRGBx_word_w1(int offset, byte data)
|
|
|
|
|
|
{
|
|
|
|
|
|
paletteram16[offset] = (ushort)((data << 8) | (paletteram16[offset] & 0xff));
|
|
|
|
|
|
ushort data1 = paletteram16[offset];
|
|
|
|
|
|
Palette.palette_set_callback(offset, (uint)((Palette.pal5bit((byte)(((data1 >> 11) & 0x1e) | ((data1 >> 3) & 0x01))) << 16) | (Palette.pal5bit((byte)(((data >> 7) & 0x1e) | ((data >> 2) & 0x01))) << 8) | Palette.pal5bit((byte)(((data >> 3) & 0x1e) | ((data >> 1) & 0x01)))));
|
|
|
|
|
|
}
|
|
|
|
|
|
public static void paletteram16_RRRRGGGGBBBBRGBx_word_w2(int offset, byte data)
|
|
|
|
|
|
{
|
|
|
|
|
|
paletteram16[offset] = (ushort)((paletteram16[offset] & 0xff00) | data);
|
|
|
|
|
|
ushort data1 = paletteram16[offset];
|
|
|
|
|
|
Palette.palette_set_callback(offset, (uint)((Palette.pal5bit((byte)(((data1 >> 11) & 0x1e) | ((data1 >> 3) & 0x01))) << 16) | (Palette.pal5bit((byte)(((data >> 7) & 0x1e) | ((data >> 2) & 0x01))) << 8) | Palette.pal5bit((byte)(((data >> 3) & 0x1e) | ((data >> 1) & 0x01)))));
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
}
|
