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Implemented PS/2 mouse Status Request command.

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This commit is contained in:
TomW 2015-10-19 18:31:12 +01:00
commit 2352033b48
1 changed files with 19 additions and 1 deletions
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18
src/mouse_ps2.c
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@ -22,6 +22,7 @@ static struct
uint8_t flags; uint8_t flags;
uint8_t resolution; uint8_t resolution;
uint8_t sample_rate;
uint8_t command; uint8_t command;
@ -41,6 +42,7 @@ void mouse_ps2_write(uint8_t val)
break; break;
case 0xf3: /*Set sample rate*/ case 0xf3: /*Set sample rate*/
mouse_ps2.sample_rate = val;
keyboard_at_adddata_mouse(0xfa); keyboard_at_adddata_mouse(0xfa);
break; break;
@ -50,6 +52,8 @@ void mouse_ps2_write(uint8_t val)
} }
else else
{ {
uint8_t temp;
mouse_ps2.command = val; mouse_ps2.command = val;
switch (mouse_ps2.command) switch (mouse_ps2.command)
{ {
@ -68,6 +72,20 @@ void mouse_ps2_write(uint8_t val)
keyboard_at_adddata_mouse(0xfa); keyboard_at_adddata_mouse(0xfa);
break; break;
case 0xe9: /*Status request*/
keyboard_at_adddata_mouse(0xfa);
temp = mouse_ps2.flags;
if (mouse_buttons & 1)
temp |= 1;
if (mouse_buttons & 2)
temp |= 2;
if (mouse_buttons & 4)
temp |= 3;
keyboard_at_adddata_mouse(temp);
keyboard_at_adddata_mouse(mouse_ps2.resolution);
keyboard_at_adddata_mouse(mouse_ps2.sample_rate);
break;
case 0xf2: /*Read ID*/ case 0xf2: /*Read ID*/
keyboard_at_adddata_mouse(0xfa); keyboard_at_adddata_mouse(0xfa);
keyboard_at_adddata_mouse(0x00); keyboard_at_adddata_mouse(0x00);