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Restructured and rewritten entire codebase

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This commit is contained in:
Alex
2023-10-09 01:16:24 +03:00
parent 446a571018
commit 889e1522a3
484 changed files with 15683 additions and 14032 deletions
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227
modules/PersonalSystem2/Keyboard.cpp Normal file
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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/>.
*/
#include "keyboard.hpp"
#include <limits.h>
#include <debug.h>
#include <io.h>
#include "../../mapi.hpp"
#include "../mod.hpp"
#include "../../kernel.h"
namespace PS2Keyboard
{
KernelAPI KAPI;
uint8_t ScanCode = 0;
bool InputReceived = false;
void PS2Wait(bool Read)
{
int Timeout = 100000;
uint8_t Status = 0;
while (Timeout--)
{
Status = inb(0x64);
if (Read)
{
if ((Status & 1) == 1)
return;
}
else
{
if ((Status & 2) == 0)
return;
}
}
}
int DriverEntry(void *Data)
{
if (!Data)
return INVALID_KERNEL_API;
KAPI = *(KernelAPI *)Data;
if (KAPI.Version.Major < 0 || KAPI.Version.Minor < 0 || KAPI.Version.Patch < 0)
return KERNEL_API_VERSION_NOT_SUPPORTED;
return OK;
}
int CallbackHandler(KernelCallback *Data)
{
switch (Data->Reason)
{
case AcknowledgeReason:
{
debug("Kernel acknowledged the driver.");
break;
}
case ConfigurationReason:
{
#define WaitRead PS2Wait(true)
#define WaitWrite PS2Wait(false)
WaitWrite;
outb(0x64, 0xAD);
WaitWrite;
outb(0x64, 0xA7);
WaitRead;
inb(0x60);
WaitWrite;
outb(0x64, 0x20);
WaitRead;
uint8_t cfg = inb(0x60);
bool DualChannel = cfg & 0b00100000;
if (DualChannel)
trace("Dual channel PS/2 controller detected.");
cfg |= 0b01000011;
WaitWrite;
outb(0x64, 0x60);
WaitWrite;
outb(0x60, cfg);
WaitWrite;
outb(0x64, 0xAA);
WaitRead;
uint8_t test = inb(0x60);
if (test != 0x55)
{
error("PS/2 controller self test failed! (%#x)", test);
printf("PS/2 controller self test failed! (%#x)\n", test);
CPU::Stop();
}
WaitWrite;
outb(0x64, 0x60);
WaitWrite;
outb(0x60, cfg);
bool DCExists = false;
if (DualChannel)
{
WaitWrite;
outb(0x64, 0xAE);
WaitWrite;
outb(0x64, 0x20);
WaitRead;
cfg = inb(0x60);
DCExists = !(cfg & 0b00100000);
WaitWrite;
outb(0x64, 0xAD);
debug("DCExists: %d", DCExists);
}
WaitWrite;
outb(0x64, 0xAB);
WaitRead;
test = inb(0x60);
if (test != 0x00)
{
error("PS/2 keyboard self test failed! (%#x)", test);
printf("PS/2 keyboard self test failed! (%#x)\n", test);
CPU::Stop();
}
if (DCExists)
{
WaitWrite;
outb(0x64, 0xA9);
WaitRead;
test = inb(0x60);
if (test != 0x00)
{
error("PS/2 mouse self test failed! (%#x)", test);
printf("PS/2 mouse self test failed! (%#x)\n", test);
CPU::Stop();
}
}
WaitWrite;
outb(0x64, 0xAE);
if (DCExists)
{
WaitWrite;
outb(0x64, 0xA8);
}
WaitWrite;
outb(0x60, 0xFF);
WaitRead;
test = inb(0x60);
if (test == 0xFC)
{
error("PS/2 keyboard reset failed! (%#x)", test);
printf("PS/2 keyboard reset failed! (%#x)\n", test);
CPU::Stop();
}
WaitWrite;
outb(0x60, 0xD4);
WaitWrite;
outb(0x60, 0xFF);
WaitRead;
test = inb(0x60);
if (test == 0xFC)
{
error("PS/2 mouse reset failed! (%#x)", test);
printf("PS/2 mouse reset failed! (%#x)\n", test);
CPU::Stop();
}
trace("PS/2 keyboard configured.");
break;
}
case QueryReason:
{
Data->InputCallback.Keyboard.Key = ScanCode;
break;
}
case PollWaitReason:
{
while (!InputReceived)
TaskManager->Yield();
InputReceived = false;
Data->InputCallback.Keyboard.Key = ScanCode;
break;
}
case StopReason:
{
fixme("Module stopped.");
break;
}
default:
{
warn("Unknown reason.");
break;
}
}
return OK;
}
int InterruptCallback(CPURegisters *)
{
ScanCode = inb(0x60);
InputReceived = true;
return OK;
}
}

265
modules/PersonalSystem2/Mouse.cpp Normal file
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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/>.
*/
#include "mouse.hpp"
#include <debug.h>
#include <io.h>
#include "../../mapi.hpp"
#include "../mod.hpp"
#include "../../kernel.h"
namespace PS2Mouse
{
KernelAPI KAPI;
int MouseX = 0, MouseY = 0, MouseZ = 0;
int MouseLeft = 0, MouseMiddle = 0, MouseRight = 0;
uint8_t Packet[4];
bool PacketReady = false;
uint8_t Cycle = 0;
void WaitRead()
{
uint64_t Timeout = 100000;
while (Timeout--)
if (inb(Ports::STATUS) & State::OUTPUT_FULL)
return;
}
void WaitWrite()
{
uint64_t Timeout = 100000;
while (Timeout--)
if ((inb(Ports::STATUS) & State::INPUT_FULL) == 0)
return;
}
uint8_t Read()
{
WaitRead();
return inb(Ports::DATA);
}
void Write(uint16_t Port, uint8_t Value)
{
WaitWrite();
outb(Port, Value);
}
int DriverEntry(void *Data)
{
if (!Data)
return INVALID_KERNEL_API;
KAPI = *(KernelAPI *)Data;
if (KAPI.Version.Major < 0 || KAPI.Version.Minor < 0 || KAPI.Version.Patch < 0)
return KERNEL_API_VERSION_NOT_SUPPORTED;
return OK;
}
int CallbackHandler(KernelCallback *Data)
{
switch (Data->Reason)
{
case AcknowledgeReason:
{
debug("Kernel acknowledged the driver.");
break;
}
case ConfigurationReason:
{
outb(COMMAND, 0xA8);
Write(COMMAND, READ_CONFIG);
uint8_t Status = Read();
Status |= 0b10;
Write(COMMAND, WRITE_CONFIG);
Write(DATA, Status);
Write(COMMAND, 0xD4);
Write(DATA, 0xF6);
Read();
Write(COMMAND, 0xD4);
Write(DATA, 0xF4);
Read();
trace("PS/2 mouse configured.");
break;
}
case QueryReason:
{
Data->InputCallback.Mouse.X = MouseX;
Data->InputCallback.Mouse.Y = MouseY;
Data->InputCallback.Mouse.Z = MouseZ;
Data->InputCallback.Mouse.Buttons.Left = MouseLeft;
Data->InputCallback.Mouse.Buttons.Right = MouseRight;
Data->InputCallback.Mouse.Buttons.Middle = MouseMiddle;
break;
}
case PollWaitReason:
{
while (!PacketReady)
TaskManager->Yield();
Data->InputCallback.Mouse.X = MouseX;
Data->InputCallback.Mouse.Y = MouseY;
Data->InputCallback.Mouse.Z = MouseZ;
Data->InputCallback.Mouse.Buttons.Left = MouseLeft;
Data->InputCallback.Mouse.Buttons.Right = MouseRight;
Data->InputCallback.Mouse.Buttons.Middle = MouseMiddle;
break;
}
case StopReason:
{
outb(COMMAND, 0xA8);
Write(COMMAND, READ_CONFIG);
uint8_t Status = Read();
Status &= ~0b10;
Write(COMMAND, WRITE_CONFIG);
Write(DATA, Status);
Write(COMMAND, 0xD4);
Write(DATA, 0xF5);
Read();
debug("Module stopped.");
break;
}
default:
{
warn("Unknown reason.");
break;
}
}
return OK;
}
int InterruptCallback(CPURegisters *)
{
uint8_t Data = inb(0x60);
if (__builtin_expect(!!(PacketReady), 0))
{
bool XNegative, YNegative, XOverflow, YOverflow;
if (Packet[0] & PS2XSign)
XNegative = true;
else
XNegative = false;
if (Packet[0] & PS2YSign)
YNegative = true;
else
YNegative = false;
if (Packet[0] & PS2XOverflow)
XOverflow = true;
else
XOverflow = false;
if (Packet[0] & PS2YOverflow)
YOverflow = true;
else
YOverflow = false;
if (!XNegative)
{
MouseX += Packet[1];
if (XOverflow)
MouseX += 255;
}
else
{
Packet[1] = (uint8_t)(256 - Packet[1]);
MouseX -= Packet[1];
if (XOverflow)
MouseX -= 255;
}
if (!YNegative)
{
MouseY -= Packet[2];
if (YOverflow)
MouseY -= 255;
}
else
{
Packet[2] = (uint8_t)(256 - Packet[2]);
MouseY += Packet[2];
if (YOverflow)
MouseY += 255;
}
uint32_t Width = KAPI.Display.GetWidth();
uint32_t Height = KAPI.Display.GetHeight();
if (MouseX < 0)
MouseX = 0;
if ((uint32_t)MouseX > Width - 1)
MouseX = Width - 1;
if (MouseY < 0)
MouseY = 0;
if ((uint32_t)MouseY > Height - 1)
MouseY = Height - 1;
MouseLeft = 0;
MouseMiddle = 0;
MouseRight = 0;
if (Packet[0] & PS2LeftButton)
MouseLeft = 1;
if (Packet[0] & PS2MiddleButton)
MouseMiddle = 1;
if (Packet[0] & PS2RightButton)
MouseRight = 1;
PacketReady = false;
}
switch (Cycle)
{
case 0:
{
if ((Data & 0b00001000) == 0)
break;
Packet[0] = Data;
Cycle++;
break;
}
case 1:
{
Packet[1] = Data;
Cycle++;
break;
}
case 2:
{
Packet[2] = Data;
PacketReady = true;
Cycle = 0;
break;
}
default:
{
warn("Unknown cycle %d", Cycle);
break;
}
}
return OK;
}
}

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modules/PersonalSystem2/keyboard.hpp Normal file
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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_KERNEL_PS2_KEYBOARD_H__
#define __FENNIX_KERNEL_PS2_KEYBOARD_H__
#include <types.h>
#include "../../mapi.hpp"
namespace PS2Keyboard
{
enum DownKeys
{
KEY_D_ESCAPE = 0x1,
KEY_D_1 = 0x2,
KEY_D_2 = 0x3,
KEY_D_3 = 0x4,
KEY_D_4 = 0x5,
KEY_D_5 = 0x6,
KEY_D_6 = 0x7,
KEY_D_7 = 0x8,
KEY_D_8 = 0x9,
KEY_D_9 = 0xa,
KEY_D_0 = 0xb,
KEY_D_MINUS = 0xc,
KEY_D_EQUALS = 0xd,
KEY_D_BACKSPACE = 0xe,
KEY_D_TAB = 0xf,
KEY_D_Q = 0x10,
KEY_D_W = 0x11,
KEY_D_E = 0x12,
KEY_D_R = 0x13,
KEY_D_T = 0x14,
KEY_D_Y = 0x15,
KEY_D_U = 0x16,
KEY_D_I = 0x17,
KEY_D_O = 0x18,
KEY_D_P = 0x19,
KEY_D_LBRACKET = 0x1a,
KEY_D_RBRACKET = 0x1b,
KEY_D_RETURN = 0x1c,
KEY_D_LCTRL = 0x1d,
KEY_D_A = 0x1e,
KEY_D_S = 0x1f,
KEY_D_D = 0x20,
KEY_D_F = 0x21,
KEY_D_G = 0x22,
KEY_D_H = 0x23,
KEY_D_J = 0x24,
KEY_D_K = 0x25,
KEY_D_L = 0x26,
KEY_D_SEMICOLON = 0x27,
KEY_D_APOSTROPHE = 0x28,
KEY_D_GRAVE = 0x29,
KEY_D_LSHIFT = 0x2a,
KEY_D_BACKSLASH = 0x2b,
KEY_D_Z = 0x2c,
KEY_D_X = 0x2d,
KEY_D_C = 0x2e,
KEY_D_V = 0x2f,
KEY_D_B = 0x30,
KEY_D_N = 0x31,
KEY_D_M = 0x32,
KEY_D_COMMA = 0x33,
KEY_D_PERIOD = 0x34,
KEY_D_SLASH = 0x35,
KEY_D_RSHIFT = 0x36,
KEY_D_PRTSC = 0x37,
KEY_D_LALT = 0x38,
KEY_D_SPACE = 0x39,
KEY_D_CAPSLOCK = 0x3a,
KEY_D_NUMLOCK = 0x45,
KEY_D_SCROLLLOCK = 0x46,
KEY_D_KP_MULTIPLY = 0x37,
KEY_D_KP_7 = 0x47,
KEY_D_KP_8 = 0x48,
KEY_D_KP_9 = 0x49,
KEY_D_KP_MINUS = 0x4a,
KEY_D_KP_4 = 0x4b,
KEY_D_KP_5 = 0x4c,
KEY_D_KP_6 = 0x4d,
KEY_D_KP_PLUS = 0x4e,
KEY_D_KP_1 = 0x4f,
KEY_D_KP_2 = 0x50,
KEY_D_KP_3 = 0x51,
KEY_D_KP_0 = 0x52,
KEY_D_KP_PERIOD = 0x53,
KEY_D_F1 = 0x3b,
KEY_D_F2 = 0x3c,
KEY_D_F3 = 0x3d,
KEY_D_F4 = 0x3e,
KEY_D_F5 = 0x3f,
KEY_D_F6 = 0x40,
KEY_D_F7 = 0x41,
KEY_D_F8 = 0x42,
KEY_D_F9 = 0x43,
KEY_D_F10 = 0x44,
KEY_D_F11 = 0x57,
KEY_D_F12 = 0x58,
KEY_D_UP = 0x48,
KEY_D_LEFT = 0x4b,
KEY_D_RIGHT = 0x4d,
KEY_D_DOWN = 0x50,
};
enum UpKeys
{
KEY_U_ESCAPE = 0x81,
KEY_U_1 = 0x82,
KEY_U_2 = 0x83,
KEY_U_3 = 0x84,
KEY_U_4 = 0x85,
KEY_U_5 = 0x86,
KEY_U_6 = 0x87,
KEY_U_7 = 0x88,
KEY_U_8 = 0x89,
KEY_U_9 = 0x8a,
KEY_U_0 = 0x8b,
KEY_U_MINUS = 0x8c,
KEY_U_EQUALS = 0x8d,
KEY_U_BACKSPACE = 0x8e,
KEY_U_TAB = 0x8f,
KEY_U_Q = 0x90,
KEY_U_W = 0x91,
KEY_U_E = 0x92,
KEY_U_R = 0x93,
KEY_U_T = 0x94,
KEY_U_Y = 0x95,
KEY_U_U = 0x96,
KEY_U_I = 0x97,
KEY_U_O = 0x98,
KEY_U_P = 0x99,
KEY_U_LBRACKET = 0x9a,
KEY_U_RBRACKET = 0x9b,
KEY_U_RETURN = 0x9c,
KEY_U_LCTRL = 0x9d,
KEY_U_A = 0x9e,
KEY_U_S = 0x9f,
KEY_U_D = 0xa0,
KEY_U_F = 0xa1,
KEY_U_G = 0xa2,
KEY_U_H = 0xa3,
KEY_U_J = 0xa4,
KEY_U_K = 0xa5,
KEY_U_L = 0xa6,
KEY_U_SEMICOLON = 0xa7,
KEY_U_APOSTROPHE = 0xa8,
KEY_U_GRAVE = 0xa9,
KEY_U_LSHIFT = 0xaa,
KEY_U_BACKSLASH = 0xab,
KEY_U_Z = 0xac,
KEY_U_X = 0xad,
KEY_U_C = 0xae,
KEY_U_V = 0xaf,
KEY_U_B = 0xb0,
KEY_U_N = 0xb1,
KEY_U_M = 0xb2,
KEY_U_COMMA = 0xb3,
KEY_U_PERIOD = 0xb4,
KEY_U_SLASH = 0xb5,
KEY_U_RSHIFT = 0xb6,
KEY_U_KP_MULTIPLY = 0xb7,
KEY_U_LALT = 0xb8,
KEY_U_SPACE = 0xb9,
KEY_U_CAPSLOCK = 0xba,
KEY_U_F1 = 0xbb,
KEY_U_F2 = 0xbc,
KEY_U_F3 = 0xbd,
KEY_U_F4 = 0xbe,
KEY_U_F5 = 0xbf,
KEY_U_F6 = 0xc0,
KEY_U_F7 = 0xc1,
KEY_U_F8 = 0xc2,
KEY_U_F9 = 0xc3,
KEY_U_F10 = 0xc4,
KEY_U_NUMLOCK = 0xc5,
KEY_U_SCROLLLOCK = 0xc6,
KEY_U_KP_7 = 0xc7,
KEY_U_KP_8 = 0xc8,
KEY_U_KP_9 = 0xc9,
KEY_U_KP_MINUS = 0xca,
KEY_U_KP_4 = 0xcb,
KEY_U_KP_5 = 0xcc,
KEY_U_KP_6 = 0xcd,
KEY_U_KP_PLUS = 0xce,
KEY_U_KP_1 = 0xcf,
KEY_U_KP_2 = 0xd0,
KEY_U_KP_3 = 0xd1,
KEY_U_KP_0 = 0xd2,
KEY_U_KP_PERIOD = 0xd3,
KEY_U_F11 = 0xd7,
KEY_U_F12 = 0xd8,
};
int DriverEntry(void *);
int CallbackHandler(KernelCallback *);
int InterruptCallback(CPURegisters *);
}
#endif // !__FENNIX_KERNEL_PS2_KEYBOARD_H__

59
modules/PersonalSystem2/mouse.hpp Normal file
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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_KERNEL_PS2_MOUSE_H__
#define __FENNIX_KERNEL_PS2_MOUSE_H__
#include <types.h>
#include "../../mapi.hpp"
namespace PS2Mouse
{
#define PS2LeftButton 0b00000001
#define PS2MiddleButton 0b00000100
#define PS2RightButton 0b00000010
#define PS2XSign 0b00010000
#define PS2YSign 0b00100000
#define PS2XOverflow 0b01000000
#define PS2YOverflow 0b10000000
enum Config
{
READ_CONFIG = 0x20,
WRITE_CONFIG = 0x60
};
enum Ports
{
DATA = 0x60,
STATUS = 0x64,
COMMAND = 0x64,
};
enum State
{
OUTPUT_FULL = (1 << 0),
INPUT_FULL = (1 << 1),
MOUSE_BYTE = (1 << 5)
};
int DriverEntry(void *);
int CallbackHandler(KernelCallback *);
int InterruptCallback(CPURegisters *);
}
#endif // !__FENNIX_KERNEL_PS2_MOUSE_H__