aip.h

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/*
    This file is part of Fennix Kernel.
 
    Fennix Kernel is free software: you can redistribute it and/or
    modify it under the terms of the GNU General Public License as
    published by the Free Software Foundation, either version 3 of
    the License, or (at your option) any later version.
 
    Fennix Kernel is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
    along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
*/
 
#ifndef __FENNIX_API_AIP_H__
#define __FENNIX_API_AIP_H__
 
#include <types.h>
 
#define PIC1_CMD 0x20
#define PIC1_DATA (PIC1_CMD + 1)
#define PIC2_CMD 0xA0
#define PIC2_DATA (PIC2_CMD + 1)
#define _PIC_EOI 0x20
 
#define PS2_DATA 0x60
#define PS2_STATUS 0x64
#define PS2_CMD PS2_STATUS
#define PS2_ACK 0xFA
#define PS2_TEST_PASSED 0x55
#define PS2_TEST_FAILED 0xFC
 
#define PS2_CMD_READ_CONFIG 0x20
#define PS2_CMD_READ_CONFIG_N(n) (PS2_CMD_READ_CONFIG + n)
#define PS2_CMD_WRITE_CONFIG 0x60
#define PS2_CMD_WRITE_CONFIG_N(n) (PS2_CMD_WRITE_CONFIG + n)
#define PS2_CMD_DISABLE_PORT_2 0xA7
#define PS2_CMD_ENABLE_PORT_2 0xA8
#define PS2_CMD_TEST_PORT_2 0xA9
#define PS2_CMD_TEST_CONTROLLER 0xAA
#define PS2_CMD_TEST_PORT_1 0xAB
#define PS2_CMD_DIAGNOSTIC_DUMP 0xAC
#define PS2_CMD_DISABLE_PORT_1 0xAD
#define PS2_CMD_ENABLE_PORT_1 0xAE
#define PS2_CMD_READ_INPUT_PORT 0xC0
#define PS2_CMD_COPY_INPUT_0_3_TO_4_7_STATUS 0xC1
#define PS2_CMD_COPY_INPUT_4_7_TO_4_7_STATUS 0xC2
#define PS2_CMD_READ_OUTPUT_PORT 0xD0
#define PS2_CMD_WRITE_NEXT_BYTE_TO_OUTPUT_PORT 0xD1
#define PS2_CMD_WRITE_NEXT_BYTE_TO_PS2_PORT_1_OUTPUT 0xD2
#define PS2_CMD_WRITE_NEXT_BYTE_TO_PS2_PORT_2_OUTPUT 0xD3
#define PS2_CMD_WRITE_NEXT_BYTE_TO_PS2_PORT_2_INPUT 0xD4
#define PS2_CMD_PULSE_OUTPUT_LINE(n) (0xF0 + n)
 
typedef union
{
    struct
    {
        uint8_t OutputBufferFull : 1;
        uint8_t InputBufferFull : 1;
        uint8_t SystemFlag : 1;
        uint8_t CommandData : 1;
        uint8_t Unknown1 : 1;
        uint8_t Unknown2 : 1;
        uint8_t TimeoutError : 1;
        uint8_t ParityError : 1;
    };
    uint8_t Raw;
} PS2_STATUSES;
 
typedef union
{
    struct
    {
        uint8_t Port1Interrupt : 1;
        uint8_t Port2Interrupt : 1;
        uint8_t SystemFlag : 1;
        uint8_t Zero0 : 1;
        uint8_t Port1Clock : 1;
        uint8_t Port2Clock : 1;
        uint8_t Port1Translation : 1;
        uint8_t Zero1 : 1;
    };
    uint8_t Raw;
} PS2_CONFIGURATION;
 
typedef union
{
    struct
    {
        uint8_t SystemReset : 1;
        uint8_t A20Gate : 1;
        uint8_t Port2Clock : 1;
        uint8_t Port2Data : 1;
        uint8_t Port1OutputBufferFull : 1;
        uint8_t Port2OutputBufferFull : 1;
        uint8_t Port1InputBufferFull : 1;
        uint8_t Port2InputBufferFull : 1;
    };
    uint8_t Raw;
} PS2_OUTPUT_PORT;
 
#ifndef __kernel__
void PIC_EOI(uint8_t IRQ);
void IRQ_MASK(uint8_t IRQ);
void IRQ_UNMASK(uint8_t IRQ);
void PS2Wait(const bool Output);
void PS2WriteCommand(uint8_t Command);
void PS2WriteData(uint8_t Data);
uint8_t PS2ReadData();
uint8_t PS2ReadStatus();
uint8_t PS2ReadAfterACK();
void PS2ClearOutputBuffer();
int PS2ACKTimeout();
#endif // !__kernel__
 
#define WaitOutput PS2Wait(DriverID, true)
#define WaitInput PS2Wait(DriverID, false)
 
#define PS2_KBD_CMD_SET_LEDS 0xED
#define PS2_KBD_CMD_ECHO 0xEE
#define PS2_KBD_CMD_SCAN_CODE_SET 0xF0
#define PS2_KBD_CMD_IDENTIFY 0xF2
#define PS2_KBD_CMD_TYPEMATIC 0xF3
#define PS2_KBD_CMD_ENABLE_SCANNING 0xF4
#define PS2_KBD_CMD_DISABLE_SCANNING 0xF5
#define PS2_KBD_CMD_DEFAULTS 0xF6
#define PS2_KBD_CMD_ALL_TYPEMATIC 0xF7
#define PS2_KBD_CMD_ALL_MAKE_RELEASE 0xF8
#define PS2_KBD_CMD_ALL_MAKE 0xF9
#define PS2_KBD_CMD_ALL_TYPEMATIC_MAKE_RELEASE 0xFA
#define PS2_KBD_CMD_SPECIFIC_TYPEMATIC 0xFB
#define PS2_KBD_CMD_SPECIFIC_MAKE_RELEASE 0xFC
#define PS2_KBD_CMD_SPECIFIC_MAKE 0xFD
#define PS2_KBD_CMD_RESEND 0xFE
#define PS2_KBD_CMD_RESET 0xFF
 
#define PS2_KBD_RESP_ACK 0xFA
#define PS2_KBD_RESP_ECHO 0xEE
#define PS2_KBD_RESP_RESEND 0xFE
#define PS2_KBD_RESP_TEST_PASSED 0xAA
#define PS2_KBD_RESP_TEST_FAILED 0xFC
#define PS2_KBD_RESP_TEST_FAILED_2 0xFD
 
typedef enum
{
    PS2_KBD_LED_SCROLL_LOCK = 1,
    PS2_KBD_LED_NUM_LOCK = 2,
    PS2_KBD_LED_CAPS_LOCK = 4
} PS2_KBD_LEDS;
 
typedef enum
{
    PS2_KBD_SCAN_CODE_GET_CURRENT = 0,
    PS2_KBD_SCAN_CODE_SET_1 = 1,
    PS2_KBD_SCAN_CODE_SET_2 = 2,
    PS2_KBD_SCAN_CODE_SET_3 = 3,
 
    PS2_KBD_SC_SET_1 = 0x43,
    PS2_KBD_SC_SET_2 = 0x41,
    PS2_KBD_SC_SET_3 = 0x3F
} PS2_KBD_SCAN_CODE_SET;
 
typedef union
{
    struct
    {
        uint8_t RepeatRate : 5;
 
        uint8_t Delay : 2;
 
        uint8_t Zero : 1;
    };
    uint8_t Raw;
} PS2_KBD_TYPEMATIC;
 
#define PS2_MOUSE_CMD_SET_SCALING_1_1 0xE6
#define PS2_MOUSE_CMD_SET_SCALING_2_1 0xE7
#define PS2_MOUSE_CMD_SET_RESOLUTION 0xE8
#define PS2_MOUSE_CMD_GET_STATUS 0xE9
#define PS2_MOUSE_CMD_SET_STREAM_MODE 0xEA
#define PS2_MOUSE_CMD_READ_DATA 0xEB
#define PS2_MOUSE_CMD_RESET_WRAP_MODE 0xEC
#define PS2_MOUSE_CMD_SET_WRAP_MODE 0xEE
#define PS2_MOUSE_CMD_SET_REMOTE_MODE 0xF0
#define PS2_MOUSE_CMD_READ_ID 0xF2
#define PS2_MOUSE_CMD_SET_SAMPLE_RATE 0xF3
#define PS2_MOUSE_CMD_ENABLE_DATA_REPORTING 0xF4
#define PS2_MOUSE_CMD_DISABLE_DATA_REPORTING 0xF5
#define PS2_MOUSE_CMD_SET_DEFAULTS 0xF6
#define PS2_MOUSE_CMD_RESEND 0xFE
#define PS2_MOUSE_CMD_RESET 0xFF
 
#define PS2_MOUSE_RESP_ACK 0xFA
#define PS2_MOUSE_RESP_RESEND 0xFE
#define PS2_MOUSE_RESP_TEST_PASSED 0xAA
#define PS2_MOUSE_RESP_TEST_FAILED 0xFC
 
typedef enum
{
    PS2_MOUSE_RES_1 = 0,
    PS2_MOUSE_RES_2 = 1,
    PS2_MOUSE_RES_4 = 2,
    PS2_MOUSE_RES_8 = 3
} PS2_MOUSE_RESOLUTION;
 
typedef struct
{
    union
    {
        struct
        {
            uint8_t LeftButton : 1;
            uint8_t RightButton : 1;
            uint8_t MiddleButton : 1;
            uint8_t Always1 : 1;
            uint8_t XSign : 1;
            uint8_t YSign : 1;
            uint8_t XOverflow : 1;
            uint8_t YOverflow : 1;
        } __attribute__((packed));
        uint8_t Raw;
    } Base;
 
    uint8_t XMovement;
    uint8_t YMovement;
 
    union
    {
        struct
        {
            uint8_t Z : 4;
            uint8_t Button4 : 1;
            uint8_t Button5 : 1;
            uint8_t Always0 : 1;
            uint8_t Always0_2 : 1;
        } __attribute__((packed));
        uint8_t Raw;
    } ZMovement;
} PS2_MOUSE_PACKET;
 
#endif // !__FENNIX_API_AIP_H__