ethonion10/v86
1
0
Fork 0
Code Issues Pull requests Packages Projects Releases Wiki Activity

Keep last byte sent to port 60h. Fixes clock.com

Browse source
This commit is contained in:
copy 2014-06-29 21:28:33 +02:00
parent 1c56adb031
commit ea428dfa86
1 changed files with 9 additions and 8 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

17
src/ps2.js
View file

@ -55,6 +55,8 @@ function PS2(cpu, keyboard, mouse)
*/
kbd_buffer = new ByteQueue(32),
last_port60_byte = 0,
/** @type {number} */
sample_rate = 100,
@ -248,7 +250,7 @@ function PS2(cpu, keyboard, mouse)
{
// should not happen
dbg_log("Port 60 read: Empty", LOG_PS2);
return 0xFF;
return last_port60_byte;
}
var do_mouse_buffer;
@ -268,29 +270,28 @@ function PS2(cpu, keyboard, mouse)
do_mouse_buffer = true;
}
if(do_mouse_buffer)
{
dbg_log("Port 60 read (mouse): " + h(mouse_buffer.peek()), LOG_PS2);
last_port60_byte = mouse_buffer.shift();
dbg_log("Port 60 read (mouse): " + h(last_port60_byte), LOG_PS2);
if(mouse_buffer.length > 1)
{
mouse_irq();
}
return mouse_buffer.shift();
}
else
{
dbg_log("Port 60 read (kbd) : " + h(kbd_buffer.peek()), LOG_PS2);
last_port60_byte = kbd_buffer.shift();
dbg_log("Port 60 read (kbd) : " + h(last_port60_byte), LOG_PS2);
if(kbd_buffer.length > 1)
{
kbd_irq();
}
return kbd_buffer.shift();
}
return last_port60_byte;
};
function port64_read()