88 lines
2.3 KiB
C
88 lines
2.3 KiB
C
#include <stdlib.h>
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#include "ibm.h"
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#include "mouse.h"
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#include "pic.h"
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#include "serial.h"
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#include "timer.h"
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typedef struct mouse_msystems_t
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{
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int mousepos, mousedelay;
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int oldb;
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SERIAL *serial;
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} mouse_msystems_t;
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static void mouse_msystems_poll(int x, int y, int z, int b, void *p)
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{
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mouse_msystems_t *mouse = (mouse_msystems_t *)p;
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SERIAL *serial = mouse->serial;
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uint8_t mousedat[5];
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if (!x && !y && b == mouse->oldb)
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return;
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mouse->oldb = b;
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y = -y;
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if (x > 127)
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x = 127;
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if (y > 127)
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y = 127;
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if (x < -128)
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x = -128;
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if (y < -128)
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y = -128;
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/*Use Mouse Systems format*/
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mousedat[0] = 0x87;
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if (b & 1)
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mousedat[0] &= ~0x04;
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if (b & 2)
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mousedat[0] &= ~0x01;
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if (b & 4)
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mousedat[0] &= ~0x02;
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mousedat[1] = x;
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mousedat[2] = y;
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mousedat[3] = 0;
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mousedat[4] = 0;
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if (!(serial->mctrl & 0x10))
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{
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// pclog("Serial data %02X %02X %02X\n", mousedat[0], mousedat[1], mousedat[2]);
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serial_write_fifo(mouse->serial, mousedat[0]);
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serial_write_fifo(mouse->serial, mousedat[1]);
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serial_write_fifo(mouse->serial, mousedat[2]);
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serial_write_fifo(mouse->serial, mousedat[3]);
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serial_write_fifo(mouse->serial, mousedat[4]);
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}
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}
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static void *mouse_msystems_init()
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{
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mouse_msystems_t *mouse = (mouse_msystems_t *)malloc(sizeof(mouse_msystems_t));
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memset(mouse, 0, sizeof(mouse_msystems_t));
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mouse->serial = &serial1;
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serial1.rcr_callback = NULL;
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serial1.rcr_callback_p = NULL;
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return mouse;
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}
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static void mouse_msystems_close(void *p)
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{
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mouse_msystems_t *mouse = (mouse_msystems_t *)p;
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free(mouse);
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serial1.rcr_callback = NULL;
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}
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mouse_t mouse_serial_msystems =
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{
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"Mouse Systems 3-button mouse (serial)",
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mouse_msystems_init,
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mouse_msystems_close,
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mouse_msystems_poll,
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MOUSE_TYPE_SERIAL | MOUSE_TYPE_3BUTTON
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};
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