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Ayaan Tunio
2025-02-12 09:54:05 -05:00
commit 7118adc514
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20
kernel/include/drivers/io/arm/pl050.h Normal file
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#ifndef _KERNEL_DRIVERS_IO_ARM_PL050_H
#define _KERNEL_DRIVERS_IO_ARM_PL050_H
#include <drivers/driver_manager.h>
#include <libkern/mask.h>
#include <libkern/types.h>
struct pl050_registers {
uint32_t cr; // control register (rw)
uint32_t stat; // status register (r)
uint32_t data; // data register (rw)
uint32_t clk; // clock divisor register (rw)
uint32_t ir;
};
typedef struct pl050_registers pl050_registers_t;
void pl050_keyboard_install();
void pl050_mouse_install();
#endif //_KERNEL_DRIVERS_IO_ARM_PL050_H

186
kernel/include/drivers/io/keyboard.h Normal file
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#ifndef _KERNEL_DRIVERS_IO_KEYBOARD_H
#define _KERNEL_DRIVERS_IO_KEYBOARD_H
#include <libkern/types.h>
enum KEYCODE {
// Alphanumeric keys ////////////////
KEY_CTRLC = '\003',
KEY_SPACE = ' ',
KEY_0 = '0',
KEY_1 = '1',
KEY_2 = '2',
KEY_3 = '3',
KEY_4 = '4',
KEY_5 = '5',
KEY_6 = '6',
KEY_7 = '7',
KEY_8 = '8',
KEY_9 = '9',
KEY_A = 'a',
KEY_B = 'b',
KEY_C = 'c',
KEY_D = 'd',
KEY_E = 'e',
KEY_F = 'f',
KEY_G = 'g',
KEY_H = 'h',
KEY_I = 'i',
KEY_J = 'j',
KEY_K = 'k',
KEY_L = 'l',
KEY_M = 'm',
KEY_N = 'n',
KEY_O = 'o',
KEY_P = 'p',
KEY_Q = 'q',
KEY_R = 'r',
KEY_S = 's',
KEY_T = 't',
KEY_U = 'u',
KEY_V = 'v',
KEY_W = 'w',
KEY_X = 'x',
KEY_Y = 'y',
KEY_Z = 'z',
KEY_RETURN = '\r',
KEY_ESCAPE = 0x1001,
KEY_BACKSPACE = '\b',
// Arrow keys ////////////////////////
KEY_UP = 0x1100,
KEY_DOWN = 0x1101,
KEY_LEFT = 0x1102,
KEY_RIGHT = 0x1103,
// Function keys /////////////////////
KEY_F1 = 0x1201,
KEY_F2 = 0x1202,
KEY_F3 = 0x1203,
KEY_F4 = 0x1204,
KEY_F5 = 0x1205,
KEY_F6 = 0x1206,
KEY_F7 = 0x1207,
KEY_F8 = 0x1208,
KEY_F9 = 0x1209,
KEY_F10 = 0x120a,
KEY_F11 = 0x120b,
KEY_F12 = 0x120b,
KEY_F13 = 0x120c,
KEY_F14 = 0x120d,
KEY_F15 = 0x120e,
KEY_DOT = '.',
KEY_COMMA = ',',
KEY_COLON = ':',
KEY_SEMICOLON = ';',
KEY_SLASH = '/',
KEY_BACKSLASH = '\\',
KEY_PLUS = '+',
KEY_MINUS = '-',
KEY_ASTERISK = '*',
KEY_EXCLAMATION = '!',
KEY_QUESTION = '?',
KEY_QUOTEDOUBLE = '\"',
KEY_QUOTE = '\'',
KEY_EQUAL = '=',
KEY_HASH = '#',
KEY_PERCENT = '%',
KEY_AMPERSAND = '&',
KEY_UNDERSCORE = '_',
KEY_LEFTPARENTHESIS = '(',
KEY_RIGHTPARENTHESIS = ')',
KEY_LEFTBRACKET = '[',
KEY_RIGHTBRACKET = ']',
KEY_LEFTCURL = '{',
KEY_RIGHTCURL = '}',
KEY_DOLLAR = '$',
KEY_POUND = 0,
KEY_EURO = '$',
KEY_LESS = '<',
KEY_GREATER = '>',
KEY_BAR = '|',
KEY_GRAVE = '`',
KEY_TILDE = '~',
KEY_AT = '@',
KEY_CARRET = '^',
// Numeric keypad //////////////////////
KEY_KP_0 = '0',
KEY_KP_1 = '1',
KEY_KP_2 = '2',
KEY_KP_3 = '3',
KEY_KP_4 = '4',
KEY_KP_5 = '5',
KEY_KP_6 = '6',
KEY_KP_7 = '7',
KEY_KP_8 = '8',
KEY_KP_9 = '9',
KEY_KP_PLUS = '+',
KEY_KP_MINUS = '-',
KEY_KP_DECIMAL = '.',
KEY_KP_DIVIDE = '/',
KEY_KP_ASTERISK = '*',
KEY_KP_NUMLOCK = 0x300f,
KEY_KP_ENTER = 0x3010,
KEY_TAB = 0x4000,
KEY_CAPSLOCK = 0x4001,
// Modify keys ////////////////////////////
KEY_LSHIFT = 0x4002,
KEY_LCTRL = 0x4003,
KEY_LALT = 0x4004,
KEY_LWIN = 0x4005,
KEY_RSHIFT = 0x4006,
KEY_RCTRL = 0x4007,
KEY_RALT = 0x4008,
KEY_RWIN = 0x4009,
KEY_INSERT = 0x400a,
KEY_DELETE = 0x400b,
KEY_HOME = 0x400c,
KEY_END = 0x400d,
KEY_PAGEUP = 0x400e,
KEY_PAGEDOWN = 0x400f,
KEY_SCROLLLOCK = 0x4010,
KEY_PAUSE = 0x4011,
// Multimedia keys ////////////////////////
KEY_PREV_TRACK = 0x5001,
KEY_NEXT_TRACK = 0x5002,
KEY_MUTE = 0x5003,
KEY_CALC = 0x5004,
KEY_PLAY = 0x5005,
KEY_STOP = 0x5006,
KEY_VOL_DOWN = 0x5007,
KEY_VOL_UP = 0x5008,
KEY_WWW_HOME = 0x500a,
KEY_UNKNOWN,
KEY_NUMKEYCODES
};
typedef uint32_t key_t;
/* The keyboard packet should be aligned to 4 bytes */
struct kbd_packet {
key_t key;
};
typedef struct kbd_packet kbd_packet_t;
int generic_keyboard_create_devfs();
void generic_keyboard_init();
void generic_emit_key_set1(uint32_t scancode);
#endif //_KERNEL_DRIVERS_IO_KEYBOARD_H

180
kernel/include/drivers/io/keyboard_mappings/scancode_set1.h Normal file
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#include <drivers/io/keyboard.h>
static key_t _scancode_set1[] = {
KEY_UNKNOWN, // 0
KEY_ESCAPE, // 1
KEY_1, // 2
KEY_2, // 3
KEY_3, // 4
KEY_4, // 5
KEY_5, // 6
KEY_6, // 7
KEY_7, // 8
KEY_8, // 9
KEY_9, // 0xa
KEY_0, // 0xb
KEY_MINUS, // 0xc
KEY_EQUAL, // 0xd
KEY_BACKSPACE, // 0xe
KEY_TAB, // 0xf
KEY_Q, // 0x10
KEY_W, // 0x11
KEY_E, // 0x12
KEY_R, // 0x13
KEY_T, // 0x14
KEY_Y, // 0x15
KEY_U, // 0x16
KEY_I, // 0x17
KEY_O, // 0x18
KEY_P, // 0x19
KEY_LEFTBRACKET, // 0x1a
KEY_RIGHTBRACKET, // 0x1b
KEY_RETURN, // 0x1c
KEY_LCTRL, // 0x1d
KEY_A, // 0x1e
KEY_S, // 0x1f
KEY_D, // 0x20
KEY_F, // 0x21
KEY_G, // 0x22
KEY_H, // 0x23
KEY_J, // 0x24
KEY_K, // 0x25
KEY_L, // 0x26
KEY_SEMICOLON, // 0x27
KEY_QUOTE, // 0x28
KEY_GRAVE, // 0x29
KEY_LSHIFT, // 0x2a
KEY_BACKSLASH, // 0x2b
KEY_Z, // 0x2c
KEY_X, // 0x2d
KEY_C, // 0x2e
KEY_V, // 0x2f
KEY_B, // 0x30
KEY_N, // 0x31
KEY_M, // 0x32
KEY_COMMA, // 0x33
KEY_DOT, // 0x34
KEY_SLASH, // 0x35
KEY_RSHIFT, // 0x36
KEY_KP_ASTERISK, // 0x37
KEY_RALT, // 0x38
KEY_SPACE, // 0x39
KEY_CAPSLOCK, // 0x3a
KEY_F1, // 0x3b
KEY_F2, // 0x3c
KEY_F3, // 0x3d
KEY_F4, // 0x3e
KEY_F5, // 0x3f
KEY_F6, // 0x40
KEY_F7, // 0x41
KEY_F8, // 0x42
KEY_F9, // 0x43
KEY_F10, // 0x44
KEY_KP_NUMLOCK, // 0x45
KEY_SCROLLLOCK, // 0x46
KEY_HOME, // 0x47
KEY_KP_8, // 0x48 //keypad up arrow
KEY_PAGEUP, // 0x49
KEY_KP_2, // 0x50 //keypad down arrow
KEY_KP_3, // 0x51 //keypad page down
KEY_KP_0, // 0x52 //keypad insert key
KEY_KP_DECIMAL, // 0x53 //keypad delete key
KEY_UNKNOWN, // 0x54
KEY_UNKNOWN, // 0x55
KEY_UNKNOWN, // 0x56
KEY_F11, // 0x57
KEY_F12 // 0x58
};
static key_t _scancode_set1_upper[] = {
KEY_UNKNOWN, // 0
KEY_UNKNOWN, // 1
KEY_UNKNOWN, // 2
KEY_UNKNOWN, // 3
KEY_UNKNOWN, // 4
KEY_UNKNOWN, // 5
KEY_UNKNOWN, // 6
KEY_UNKNOWN, // 7
KEY_UNKNOWN, // 8
KEY_UNKNOWN, // 9
KEY_UNKNOWN, // 0xa
KEY_UNKNOWN, // 0xb
KEY_UNKNOWN, // 0xc
KEY_UNKNOWN, // 0xd
KEY_UNKNOWN, // 0xe
KEY_UNKNOWN, // 0xf
KEY_PREV_TRACK, // 0x10
KEY_UNKNOWN, // 0x11
KEY_UNKNOWN, // 0x12
KEY_UNKNOWN, // 0x13
KEY_UNKNOWN, // 0x14
KEY_UNKNOWN, // 0x15
KEY_UNKNOWN, // 0x16
KEY_UNKNOWN, // 0x17
KEY_UNKNOWN, // 0x18
KEY_NEXT_TRACK, // 0x19
KEY_UNKNOWN, // 0x1a
KEY_UNKNOWN, // 0x1b
KEY_KP_ENTER, // 0x1c
KEY_RCTRL, // 0x1d
KEY_UNKNOWN, // 0x1e
KEY_UNKNOWN, // 0x1f
KEY_MUTE, // 0x20
KEY_CALC, // 0x21
KEY_PLAY, // 0x22
KEY_UNKNOWN, // 0x23
KEY_STOP, // 0x24
KEY_UNKNOWN, // 0x25
KEY_UNKNOWN, // 0x26
KEY_UNKNOWN, // 0x27
KEY_UNKNOWN, // 0x28
KEY_UNKNOWN, // 0x29
KEY_UNKNOWN, // 0x2a
KEY_UNKNOWN, // 0x2b
KEY_UNKNOWN, // 0x2c
KEY_UNKNOWN, // 0x2d
KEY_VOL_DOWN, // 0x2e
KEY_UNKNOWN, // 0x2f
KEY_VOL_UP, // 0x30
KEY_UNKNOWN, // 0x31
KEY_WWW_HOME, // 0x32
KEY_UNKNOWN, // 0x33
KEY_UNKNOWN, // 0x34
KEY_NUMKEYCODES, // 0x35
KEY_UNKNOWN, // 0x36
KEY_UNKNOWN, // 0x37
KEY_RALT, // 0x38
KEY_UNKNOWN, // 0x39
KEY_UNKNOWN, // 0x3a
KEY_UNKNOWN, // 0x3b
KEY_UNKNOWN, // 0x3c
KEY_UNKNOWN, // 0x3d
KEY_UNKNOWN, // 0x3e
KEY_UNKNOWN, // 0x3f
KEY_UNKNOWN, // 0x40
KEY_UNKNOWN, // 0x41
KEY_UNKNOWN, // 0x42
KEY_UNKNOWN, // 0x43
KEY_UNKNOWN, // 0x44
KEY_UNKNOWN, // 0x45
KEY_UNKNOWN, // 0x46
KEY_HOME, // 0x47
KEY_UP, // 0x48
KEY_PAGEUP, // 0x49
KEY_UNKNOWN, // 0x4a
KEY_LEFT, // 0x4b
KEY_UNKNOWN, // 0x4c
KEY_RIGHT, // 0x4d
KEY_UNKNOWN, // 0x4e
KEY_END, // 0x4f
KEY_DOWN, // 0x50
KEY_PAGEDOWN, // 0x51
KEY_INSERT, // 0x52
KEY_DELETE // 0x53
};
static inline key_t generic_keyboard_get_keycode_set1(uint32_t scancode)
{
key_t* lookup_table[] = { _scancode_set1, _scancode_set1_upper };
return lookup_table[(scancode >> 8) & 1][scancode & ~((uint32_t)0x100)];
}

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kernel/include/drivers/io/mouse.h Normal file
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#ifndef _KERNEL_DRIVERS_IO_MOUSE_H
#define _KERNEL_DRIVERS_IO_MOUSE_H
#include <libkern/types.h>
/* The mouse packet should be aligned to 4 bytes */
struct mouse_packet {
int16_t x_offset;
int16_t y_offset;
uint16_t button_states;
int16_t wheel_data;
};
typedef struct mouse_packet mouse_packet_t;
int generic_mouse_create_devfs();
void generic_mouse_init();
void generic_mouse_send_packet(mouse_packet_t* packet);
#endif //_KERNEL_DRIVERS_IO_MOUSE_H

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kernel/include/drivers/io/virtio_input.h Normal file
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#ifndef _KERNEL_DRIVERS_STORAGE_VIRTIO_INPUT_H
#define _KERNEL_DRIVERS_STORAGE_VIRTIO_INPUT_H
#include <drivers/driver_manager.h>
#include <drivers/irq/irq_api.h>
#include <drivers/virtio/virtio.h>
#include <libkern/types.h>
#include <mem/kmalloc.h>
struct virtio_input_event {
int16_t event_type;
int16_t code;
int32_t value;
};
typedef struct virtio_input_event virtio_input_event_t;
struct virtio_input_dev {
virtio_queue_desc_t event_queue_desc;
virtio_queue_desc_t status_queue_desc;
uint32_t status_ack_used_idx;
uint32_t event_idx;
uint32_t event_ack_used_idx;
virtio_buffer_desc_t event_buffer_desc;
irq_line_t irq_line;
};
typedef struct virtio_input_dev virtio_input_dev_t;
#endif //_KERNEL_DRIVERS_STORAGE_VIRTIO_INPUT_H

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kernel/include/drivers/io/x86/keyboard.h Normal file
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#ifndef _KERNEL_DRIVERS_IO_X86_KEYBOARD_H
#define _KERNEL_DRIVERS_IO_X86_KEYBOARD_H
#include <drivers/io/keyboard.h>
#include <libkern/types.h>
void kbdriver_install();
int kbdriver_run();
uint32_t kbdriver_get_last_key();
void kbdriver_discard_last_key();
#endif

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kernel/include/drivers/io/x86/mouse.h Normal file
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#ifndef _KERNEL_DRIVERS_IO_X86_MOUSE_H
#define _KERNEL_DRIVERS_IO_X86_MOUSE_H
#include <drivers/io/mouse.h>
#include <libkern/types.h>
void mouse_install();
#endif // _KERNEL_DRIVERS_IO_X86_MOUSE_H