1 // Basic ps2 port (keyboard/mouse) command handling.
5 #include "types.h" // u8
7 #define PORT_PS2_DATA 0x0060
8 #define PORT_PS2_STATUS 0x0064
11 #define I8042_CMD_CTL_RCTR 0x0120
12 #define I8042_CMD_CTL_WCTR 0x1060
13 #define I8042_CMD_CTL_TEST 0x01aa
15 #define I8042_CMD_KBD_TEST 0x01ab
16 #define I8042_CMD_KBD_DISABLE 0x00ad
17 #define I8042_CMD_KBD_ENABLE 0x00ae
19 #define I8042_CMD_AUX_DISABLE 0x00a7
20 #define I8042_CMD_AUX_ENABLE 0x00a8
21 #define I8042_CMD_AUX_SEND 0x10d4
24 #define ATKBD_CMD_SETLEDS 0x10ed
25 #define ATKBD_CMD_SSCANSET 0x10f0
26 #define ATKBD_CMD_GETID 0x02f2
27 #define ATKBD_CMD_ENABLE 0x00f4
28 #define ATKBD_CMD_RESET_DIS 0x00f5
29 #define ATKBD_CMD_RESET_BAT 0x01ff
32 #define PSMOUSE_CMD_SETSCALE11 0x00e6
33 #define PSMOUSE_CMD_SETSCALE21 0x00e7
34 #define PSMOUSE_CMD_SETRES 0x10e8
35 #define PSMOUSE_CMD_GETINFO 0x03e9
36 #define PSMOUSE_CMD_GETID 0x02f2
37 #define PSMOUSE_CMD_SETRATE 0x10f3
38 #define PSMOUSE_CMD_ENABLE 0x00f4
39 #define PSMOUSE_CMD_DISABLE 0x00f5
40 #define PSMOUSE_CMD_RESET_BAT 0x02ff
42 // Status register bits.
43 #define I8042_STR_PARITY 0x80
44 #define I8042_STR_TIMEOUT 0x40
45 #define I8042_STR_AUXDATA 0x20
46 #define I8042_STR_KEYLOCK 0x10
47 #define I8042_STR_CMDDAT 0x08
48 #define I8042_STR_MUXERR 0x04
49 #define I8042_STR_IBF 0x02
50 #define I8042_STR_OBF 0x01
52 // Control register bits.
53 #define I8042_CTR_KBDINT 0x01
54 #define I8042_CTR_AUXINT 0x02
55 #define I8042_CTR_IGNKEYLOCK 0x08
56 #define I8042_CTR_KBDDIS 0x10
57 #define I8042_CTR_AUXDIS 0x20
58 #define I8042_CTR_XLATE 0x40
61 void i8042_reboot(void);
62 int ps2_kbd_command(int command, u8 *param);
63 int ps2_mouse_command(int command, u8 *param);
64 void ps2_check_event(void);
65 void ps2port_setup(void);