155 lines
3.4 KiB
C
155 lines
3.4 KiB
C
#include <stdio.h>
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#include <stdint.h>
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#include <string.h>
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#include <stdlib.h>
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#include <wchar.h>
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#include "../86box.h"
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#include "../ibm.h"
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#include "../io.h"
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#include "../nmi.h"
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#include "../mem.h"
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#include "../rom.h"
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#include "../device.h"
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#include "../nvr.h"
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#include "../game/gameport.h"
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#include "../keyboard.h"
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#include "../keyboard_amstrad.h"
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#include "../mouse.h"
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#include "../lpt.h"
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#include "../floppy/floppy.h"
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#include "../floppy/fdd.h"
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#include "../floppy/fdc.h"
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#include "machine.h"
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static uint8_t amstrad_dead;
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static uint8_t amstrad_read(uint16_t port, void *priv)
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{
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pclog("amstrad_read : %04X\n",port);
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switch (port)
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{
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case 0x379:
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return 7;
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case 0x37a:
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if (romset == ROM_PC1512) return 0x20;
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if (romset == ROM_PC200) return 0x80;
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return 0;
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case 0xdead:
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return amstrad_dead;
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}
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return 0xff;
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}
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static void amstrad_write(uint16_t port, uint8_t val, void *priv)
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{
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switch (port)
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{
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case 0xdead:
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amstrad_dead = val;
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break;
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}
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}
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static uint8_t mousex, mousey;
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static void amstrad_mouse_write(uint16_t addr, uint8_t val, void *p)
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{
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if (addr == 0x78)
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mousex = 0;
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else
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mousey = 0;
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}
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static uint8_t amstrad_mouse_read(uint16_t addr, void *p)
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{
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if (addr == 0x78)
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return mousex;
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return mousey;
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}
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typedef struct mouse_amstrad_t
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{
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int oldb;
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} mouse_amstrad_t;
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static uint8_t mouse_amstrad_poll(int x, int y, int z, int b, void *p)
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{
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mouse_amstrad_t *mouse = (mouse_amstrad_t *)p;
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mousex += x;
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mousey -= y;
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if ((b & 1) && !(mouse->oldb & 1))
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keyboard_send(0x7e);
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if ((b & 2) && !(mouse->oldb & 2))
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keyboard_send(0x7d);
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if (!(b & 1) && (mouse->oldb & 1))
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keyboard_send(0xfe);
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if (!(b & 2) && (mouse->oldb & 2))
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keyboard_send(0xfd);
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mouse->oldb = b;
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return(0);
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}
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static void *mouse_amstrad_init(void)
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{
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mouse_amstrad_t *mouse = (mouse_amstrad_t *)malloc(sizeof(mouse_amstrad_t));
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memset(mouse, 0, sizeof(mouse_amstrad_t));
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return mouse;
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}
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static void mouse_amstrad_close(void *p)
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{
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mouse_amstrad_t *mouse = (mouse_amstrad_t *)p;
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free(mouse);
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}
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mouse_t mouse_amstrad =
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{
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"Amstrad mouse",
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"amstrad",
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MOUSE_TYPE_AMSTRAD,
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mouse_amstrad_init,
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mouse_amstrad_close,
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mouse_amstrad_poll
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};
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static void amstrad_init(void)
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{
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lpt2_remove_ams();
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io_sethandler(0x0078, 0x0001, amstrad_mouse_read, NULL, NULL, amstrad_mouse_write, NULL, NULL, NULL);
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io_sethandler(0x007a, 0x0001, amstrad_mouse_read, NULL, NULL, amstrad_mouse_write, NULL, NULL, NULL);
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io_sethandler(0x0379, 0x0002, amstrad_read, NULL, NULL, NULL, NULL, NULL, NULL);
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io_sethandler(0xdead, 0x0001, amstrad_read, NULL, NULL, amstrad_write, NULL, NULL, NULL);
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}
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void
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machine_amstrad_init(machine_t *model)
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{
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machine_common_init(model);
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amstrad_init();
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keyboard_amstrad_init();
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/* FIXME: make sure this is correct? */
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nvr_at_init(1);
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nmi_init();
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fdc_set_dskchg_activelow();
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if (joystick_type != 7)
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device_add(&gameport_device);
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}
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