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Added Microsoft Intellimouse emulation

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This commit is contained in:
SarahW 2016-12-16 21:36:46 +00:00
commit 7f7c11edb2
11 changed files with 92 additions and 36 deletions
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84
src/mouse_ps2.c
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@ -28,7 +28,12 @@ typedef struct mouse_ps2_t
int cd;
int x, y, b;
int x, y, z, b;
int is_intellimouse;
int intellimouse_mode;
uint8_t last_data[6];
} mouse_ps2_t;
void mouse_ps2_write(uint8_t val, void *p)
@ -92,7 +97,10 @@ void mouse_ps2_write(uint8_t val, void *p)
case 0xf2: /*Read ID*/
keyboard_at_adddata_mouse(0xfa);
keyboard_at_adddata_mouse(0x00);
if (mouse->intellimouse_mode)
keyboard_at_adddata_mouse(0x03);
else
keyboard_at_adddata_mouse(0x00);
break;
case 0xf3: /*Set sample rate*/
@ -113,6 +121,7 @@ void mouse_ps2_write(uint8_t val, void *p)
case 0xff: /*Reset*/
mouse->mode = MOUSE_STREAM;
mouse->flags = 0;
mouse->intellimouse_mode = 0;
keyboard_at_adddata_mouse(0xfa);
keyboard_at_adddata_mouse(0xaa);
keyboard_at_adddata_mouse(0x00);
@ -122,52 +131,74 @@ void mouse_ps2_write(uint8_t val, void *p)
// fatal("mouse_ps2 : Bad command %02X\n", val, mouse->command);
}
}
if (mouse->is_intellimouse)
{
int c;
for (c = 0; c < 5; c++)
mouse->last_data[c] = mouse->last_data[c+1];
mouse->last_data[5] = val;
if (mouse->last_data[0] == 0xf3 && mouse->last_data[1] == 0xc8 &&
mouse->last_data[2] == 0xf3 && mouse->last_data[3] == 0x64 &&
mouse->last_data[4] == 0xf3 && mouse->last_data[5] == 0x50)
mouse->intellimouse_mode = 1;
}
}
void mouse_ps2_poll(int x, int y, int b, void *p)
void mouse_ps2_poll(int x, int y, int z, int b, void *p)
{
mouse_ps2_t *mouse = (mouse_ps2_t *)p;
uint8_t packet[3] = {0x08, 0, 0};
if (!x && !y && b == mouse->b)
if (!x && !y && !z && b == mouse->b)
return;
if (!mouse_scan)
return;
mouse->x += x;
mouse->y -= y;
mouse->y -= y;
mouse->z -= z;
if (mouse->mode == MOUSE_STREAM && (mouse->flags & MOUSE_ENABLE) &&
((mouse_queue_end - mouse_queue_start) & 0xf) < 13)
{
mouse->b = b;
// pclog("Send packet : %i %i\n", ps2_x, ps2_y);
if (mouse->x > 255)
mouse->x = 255;
mouse->x = 255;
if (mouse->x < -256)
mouse->x = -256;
mouse->x = -256;
if (mouse->y > 255)
mouse->y = 255;
mouse->y = 255;
if (mouse->y < -256)
mouse->y = -256;
mouse->y = -256;
if (mouse->z < -8)
mouse->z = -8;
if (mouse->z > 7)
mouse->z = 7;
if (mouse->x < 0)
packet[0] |= 0x10;
packet[0] |= 0x10;
if (mouse->y < 0)
packet[0] |= 0x20;
packet[0] |= 0x20;
if (mouse_buttons & 1)
packet[0] |= 1;
packet[0] |= 1;
if (mouse_buttons & 2)
packet[0] |= 2;
if (mouse_buttons & 4)
packet[0] |= 4;
packet[0] |= 2;
if ((mouse_buttons & 4) && (mouse_get_type(mouse_type) & MOUSE_TYPE_3BUTTON))
packet[0] |= 4;
packet[1] = mouse->x & 0xff;
packet[2] = mouse->y & 0xff;
mouse->x = mouse->y = 0;
keyboard_at_adddata_mouse(packet[0]);
keyboard_at_adddata_mouse(packet[1]);
keyboard_at_adddata_mouse(packet[2]);
if (mouse->intellimouse_mode)
keyboard_at_adddata_mouse(mouse->z);
mouse->x = mouse->y = mouse->z = 0;
}
}
@ -187,6 +218,15 @@ void *mouse_ps2_init()
return mouse;
}
void *mouse_intellimouse_init()
{
mouse_ps2_t *mouse = mouse_ps2_init();
mouse->is_intellimouse = 1;
return mouse;
}
void mouse_ps2_close(void *p)
{
mouse_ps2_t *mouse = (mouse_ps2_t *)p;
@ -202,3 +242,11 @@ mouse_t mouse_ps2_2_button =
mouse_ps2_poll,
MOUSE_TYPE_PS2
};
mouse_t mouse_intellimouse =
{
"Microsoft Intellimouse (PS/2)",
mouse_intellimouse_init,
mouse_ps2_close,
mouse_ps2_poll,
MOUSE_TYPE_PS2 | MOUSE_TYPE_3BUTTON
};