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This commit is contained in:
Xircon 2026-05-06 06:12:57 -04:00
parent a973e385a1
commit 843d3b6c0c
15 changed files with 407 additions and 89 deletions
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74
src/kernel/ctype.c Normal file
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@ -0,0 +1,74 @@
/*----------------*\
|Nanite OS |
|Copyright (C) 2026|
|Xircon |
\*----------------*/
#include "ctype.h"
/*Takes an input charater and outputs it as its lowercase*/
char tolower(char character){
switch(character) {
case 'A': return 'a';
case 'B': return 'b';
case 'C': return 'c';
case 'D': return 'd';
case 'E': return 'e';
case 'F': return 'f';
case 'G': return 'g';
case 'H': return 'h';
case 'I': return 'i';
case 'J': return 'j';
case 'K': return 'k';
case 'L': return 'l';
case 'M': return 'm';
case 'N': return 'n';
case 'O': return 'o';
case 'P': return 'p';
case 'Q': return 'q';
case 'R': return 'r';
case 'S': return 's';
case 'T': return 't';
case 'U': return 'u';
case 'V': return 'v';
case 'W': return 'w';
case 'X': return 'x';
case 'Y': return 'y';
case 'Z': return 'z';
default: return character;
}
}
/*Takes an input charater and outputs it as its uppercase*/
char toupper(char character) {
switch(character) {
case 'a': return 'A';
case 'b': return 'B';
case 'c': return 'C';
case 'd': return 'D';
case 'e': return 'E';
case 'f': return 'F';
case 'g': return 'G';
case 'h': return 'H';
case 'i': return 'I';
case 'j': return 'J';
case 'k': return 'K';
case 'l': return 'L';
case 'm': return 'M';
case 'n': return 'N';
case 'o': return 'O';
case 'p': return 'P';
case 'q': return 'Q';
case 'r': return 'R';
case 's': return 'S';
case 't': return 'T';
case 'u': return 'U';
case 'v': return 'V';
case 'w': return 'W';
case 'x': return 'X';
case 'y': return 'Y';
case 'z': return 'Z';
default: return character;
}
}

10
src/kernel/ctype.h Normal file
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@ -0,0 +1,10 @@
/*----------------*\
|Nanite OS |
|Copyright (C) 2026|
|Xircon |
\*----------------*/
#pragma once
char tolower(char character);
char toupper(char character);

142
src/kernel/dri/keyboard.c
View File

@ -29,15 +29,21 @@ extern uint16_t DEBUG_COM_PORT;
void Keyboard_Handler()
{
_keyboard_scancode = inb(KEYBOARD_ENC_INPUT_BUF);
Serial_Printf(DEBUG_COM_PORT, "KEYBOARD:> Scancode %u\n", _keyboard_scancode);
// Serial_Printf(DEBUG_COM_PORT, "KEYBOARD:> Scancode %u\n", _keyboard_scancode);
// CTRL + ALT + SHIFT Handlers
if(_keyboard_scancode == 29) _ctrl = true;
if(_keyboard_scancode == 29) _ctrl = true;
if(_keyboard_scancode == 157) _ctrl = false;
if(_keyboard_scancode == 157) _ctrl = false;
if(_keyboard_scancode == 56) _alt = true;
if(_keyboard_scancode == 56) _alt = true;
if(_keyboard_scancode == 184) _alt = false;
if(_keyboard_scancode == 184) _alt = false;
if(_keyboard_scancode == 42) _shift = true;
if(_keyboard_scancode == 54) _shift = true;
if(_keyboard_scancode == 170) _shift = false;
if(_keyboard_scancode == 182) _shift = false;
// Three finger salute (lol)
if(_keyboard_scancode == 224 && _ctrl == true && _alt == true) Reboot();
@ -140,73 +146,73 @@ void Keyboard_Init()
char kscan() {
switch(_keyboard_scancode) {
case KEYBOARD_LAYOUT_OEM_3: return '`';
case KEYBOARD_LAYOUT_1: return '1';
case KEYBOARD_LAYOUT_2: return '2';
case KEYBOARD_LAYOUT_3: return '3';
case KEYBOARD_LAYOUT_4: return '4';
case KEYBOARD_LAYOUT_5: return '5';
case KEYBOARD_LAYOUT_6: return '6';
case KEYBOARD_LAYOUT_7: return '7';
case KEYBOARD_LAYOUT_8: return '8';
case KEYBOARD_LAYOUT_9: return '9';
case KEYBOARD_LAYOUT_0: return '0';
case KEYBOARD_LAYOUT_OEM_MI: return '-';
case KEYBOARD_LAYOUT_OEM_PL: return '=';
case KEYBOARD_LAYOUT_BACK: return '\b';
case KEYBOARD_LAYOUT_TAB: return '\t';
case KEYBOARD_LAYOUT_Q: return 'Q';
case KEYBOARD_LAYOUT_W: return 'W';
case KEYBOARD_LAYOUT_E: return 'E';
case KEYBOARD_LAYOUT_R: return 'R';
case KEYBOARD_LAYOUT_T: return 'T';
case KEYBOARD_LAYOUT_Y: return 'Y';
case KEYBOARD_LAYOUT_U: return 'U';
case KEYBOARD_LAYOUT_I: return 'I';
case KEYBOARD_LAYOUT_O: return 'O';
case KEYBOARD_LAYOUT_P: return 'P';
case KEYBOARD_LAYOUT_OEM_4: return '[';
case KEYBOARD_LAYOUT_OEM_6: return ']';
case KEYBOARD_LAYOUT_OEM_5: return '\\';
case KEYBOARD_LAYOUT_A: return 'A';
case KEYBOARD_LAYOUT_S: return 'S';
case KEYBOARD_LAYOUT_D: return 'D';
case KEYBOARD_LAYOUT_F: return 'F';
case KEYBOARD_LAYOUT_G: return 'G';
case KEYBOARD_LAYOUT_H: return 'H';
case KEYBOARD_LAYOUT_J: return 'J';
case KEYBOARD_LAYOUT_K: return 'K';
case KEYBOARD_LAYOUT_L: return 'L';
case KEYBOARD_LAYOUT_OEM_1: return ';';
case KEYBOARD_LAYOUT_OEM_7: return '\'';
case KEYBOARD_LAYOUT_RETURN: return '\n';
case KEYBOARD_LAYOUT_Z: return 'Z';
case KEYBOARD_LAYOUT_X: return 'X';
case KEYBOARD_LAYOUT_C: return 'C';
case KEYBOARD_LAYOUT_V: return 'V';
case KEYBOARD_LAYOUT_B: return 'B';
case KEYBOARD_LAYOUT_N: return 'N';
case KEYBOARD_LAYOUT_M: return 'M';
case KEYBOARD_LAYOUT_OEM_CC: return ',';
case KEYBOARD_LAYOUT_OEM_PE: return '.';
case KEYBOARD_LAYOUT_OEM_2: return '/';
case KEYBOARD_LAYOUT_SPACE: return ' ';
case KEYBOARD_LAYOUT_DIVIDE: return '/';
case KEYBOARD_LAYOUT_MULTIPLY: return '*';
case KEYBOARD_LAYOUT_SUBTRACT: return '-';
case KEYBOARD_LAYOUT_NUMPAD_1: return '1';
case KEYBOARD_LAYOUT_NUMPAD_2: return '2';
case KEYBOARD_LAYOUT_NUMPAD_3: return '3';
case KEYBOARD_LAYOUT_NUMPAD_4: return '4';
case KEYBOARD_LAYOUT_NUMPAD_5: return '5';
case KEYBOARD_LAYOUT_NUMPAD_6: return '6';
case KEYBOARD_LAYOUT_NUMPAD_7: return '7';
case KEYBOARD_LAYOUT_NUMPAD_8: return '8';
case KEYBOARD_LAYOUT_NUMPAD_9: return '9';
case KEYBOARD_LAYOUT_NUMPAD_0: return '0';
case KEYBOARD_LAYOUT_NUMPAD_PERIOD: return '.';
case KEYBOARD_LAYOUT_ADD: return '+';
case KEYBOARD_LAYOUT_NUMPAD_RETURN: return '\n';
case KEYBOARD_LAYOUT_OEM_3: _keyboard_scancode = 0; return '`';
case KEYBOARD_LAYOUT_1: _keyboard_scancode = 0; if(_shift == true) return '!'; else return '1';
case KEYBOARD_LAYOUT_2: _keyboard_scancode = 0; return '2';
case KEYBOARD_LAYOUT_3: _keyboard_scancode = 0; return '3';
case KEYBOARD_LAYOUT_4: _keyboard_scancode = 0; return '4';
case KEYBOARD_LAYOUT_5: _keyboard_scancode = 0; return '5';
case KEYBOARD_LAYOUT_6: _keyboard_scancode = 0; return '6';
case KEYBOARD_LAYOUT_7: _keyboard_scancode = 0; return '7';
case KEYBOARD_LAYOUT_8: _keyboard_scancode = 0; return '8';
case KEYBOARD_LAYOUT_9: _keyboard_scancode = 0; return '9';
case KEYBOARD_LAYOUT_0: _keyboard_scancode = 0; return '0';
case KEYBOARD_LAYOUT_OEM_MI: _keyboard_scancode = 0; return '-';
case KEYBOARD_LAYOUT_OEM_PL: _keyboard_scancode = 0; return '=';
case KEYBOARD_LAYOUT_BACK: _keyboard_scancode = 0; return '\b';
case KEYBOARD_LAYOUT_TAB: _keyboard_scancode = 0; return '\t';
case KEYBOARD_LAYOUT_Q: _keyboard_scancode = 0; return 'Q';
case KEYBOARD_LAYOUT_W: _keyboard_scancode = 0; return 'W';
case KEYBOARD_LAYOUT_E: _keyboard_scancode = 0; return 'E';
case KEYBOARD_LAYOUT_R: _keyboard_scancode = 0; return 'R';
case KEYBOARD_LAYOUT_T: _keyboard_scancode = 0; return 'T';
case KEYBOARD_LAYOUT_Y: _keyboard_scancode = 0; return 'Y';
case KEYBOARD_LAYOUT_U: _keyboard_scancode = 0; return 'U';
case KEYBOARD_LAYOUT_I: _keyboard_scancode = 0; return 'I';
case KEYBOARD_LAYOUT_O: _keyboard_scancode = 0; return 'O';
case KEYBOARD_LAYOUT_P: _keyboard_scancode = 0; return 'P';
case KEYBOARD_LAYOUT_OEM_4: _keyboard_scancode = 0; return '[';
case KEYBOARD_LAYOUT_OEM_6: _keyboard_scancode = 0; return ']';
case KEYBOARD_LAYOUT_OEM_5: _keyboard_scancode = 0; return '\\';
case KEYBOARD_LAYOUT_A: _keyboard_scancode = 0; return 'A';
case KEYBOARD_LAYOUT_S: _keyboard_scancode = 0; return 'S';
case KEYBOARD_LAYOUT_D: _keyboard_scancode = 0; return 'D';
case KEYBOARD_LAYOUT_F: _keyboard_scancode = 0; return 'F';
case KEYBOARD_LAYOUT_G: _keyboard_scancode = 0; return 'G';
case KEYBOARD_LAYOUT_H: _keyboard_scancode = 0; return 'H';
case KEYBOARD_LAYOUT_J: _keyboard_scancode = 0; return 'J';
case KEYBOARD_LAYOUT_K: _keyboard_scancode = 0; return 'K';
case KEYBOARD_LAYOUT_L: _keyboard_scancode = 0; return 'L';
case KEYBOARD_LAYOUT_OEM_1: _keyboard_scancode = 0; return ';';
case KEYBOARD_LAYOUT_OEM_7: _keyboard_scancode = 0; return '\'';
case KEYBOARD_LAYOUT_RETURN: _keyboard_scancode = 0; return '\n';
case KEYBOARD_LAYOUT_Z: _keyboard_scancode = 0; return 'Z';
case KEYBOARD_LAYOUT_X: _keyboard_scancode = 0; return 'X';
case KEYBOARD_LAYOUT_C: _keyboard_scancode = 0; return 'C';
case KEYBOARD_LAYOUT_V: _keyboard_scancode = 0; return 'V';
case KEYBOARD_LAYOUT_B: _keyboard_scancode = 0; return 'B';
case KEYBOARD_LAYOUT_N: _keyboard_scancode = 0; return 'N';
case KEYBOARD_LAYOUT_M: _keyboard_scancode = 0; return 'M';
case KEYBOARD_LAYOUT_OEM_CC: _keyboard_scancode = 0; return ',';
case KEYBOARD_LAYOUT_OEM_PE: _keyboard_scancode = 0; return '.';
case KEYBOARD_LAYOUT_OEM_2: _keyboard_scancode = 0; if(_shift == true) return '?'; else return '/';
case KEYBOARD_LAYOUT_SPACE: _keyboard_scancode = 0; return ' ';
// case KEYBOARD_LAYOUT_DIVIDE: _keyboard_scancode = 0; return '/';
case KEYBOARD_LAYOUT_MULTIPLY: _keyboard_scancode = 0; return '*';
case KEYBOARD_LAYOUT_SUBTRACT: _keyboard_scancode = 0; return '-';
case KEYBOARD_LAYOUT_NUMPAD_1: _keyboard_scancode = 0; return '1';
case KEYBOARD_LAYOUT_NUMPAD_2: _keyboard_scancode = 0; return '2';
case KEYBOARD_LAYOUT_NUMPAD_3: _keyboard_scancode = 0; return '3';
case KEYBOARD_LAYOUT_NUMPAD_4: _keyboard_scancode = 0; return '4';
case KEYBOARD_LAYOUT_NUMPAD_5: _keyboard_scancode = 0; return '5';
case KEYBOARD_LAYOUT_NUMPAD_6: _keyboard_scancode = 0; return '6';
case KEYBOARD_LAYOUT_NUMPAD_7: _keyboard_scancode = 0; return '7';
case KEYBOARD_LAYOUT_NUMPAD_8: _keyboard_scancode = 0; return '8';
case KEYBOARD_LAYOUT_NUMPAD_9: _keyboard_scancode = 0; return '9';
case KEYBOARD_LAYOUT_NUMPAD_0: _keyboard_scancode = 0; return '0';
case KEYBOARD_LAYOUT_NUMPAD_PERIOD: _keyboard_scancode = 0; return '.';
case KEYBOARD_LAYOUT_ADD: _keyboard_scancode = 0; return '+';
// case KEYBOARD_LAYOUT_NUMPAD_RETURN: _keyboard_scancode = 0; return '\n';
default: return '\0';
}
}

109
src/kernel/dri/keyboard.h
View File

@ -168,7 +168,6 @@ enum KEYBOARD_LAYOUT_QWERTY {
};
#ifdef __LAYOUT_QWERTY
enum KEYBOARD_LAYOUT {
KEYBOARD_LAYOUT_ESCAPE = KEYBOARD_LAYOUT_QWERTY_ESCAPE,
KEYBOARD_LAYOUT_F1 = KEYBOARD_LAYOUT_QWERTY_F1,
@ -275,5 +274,113 @@ enum KEYBOARD_LAYOUT {
KEYBOARD_LAYOUT_ADD = KEYBOARD_LAYOUT_QWERTY_ADD,
KEYBOARD_LAYOUT_NUMPAD_RETURN = KEYBOARD_LAYOUT_QWERTY_NUMPAD_RETURN,
};
#endif
#ifdef __LAYOUT_DVORAK // I Need to implement this lol
enum KEYBOARD_LAYOUT_DVORAK {
KEYBOARD_LAYOUT_QWERTY_ESCAPE = 0x01,
KEYBOARD_LAYOUT_QWERTY_F1 = 0x3B,
KEYBOARD_LAYOUT_QWERTY_F2 = 0x3C,
KEYBOARD_LAYOUT_QWERTY_F3 = 0x3D,
KEYBOARD_LAYOUT_QWERTY_F4 = 0x3E,
KEYBOARD_LAYOUT_QWERTY_F5 = 0x3F,
KEYBOARD_LAYOUT_QWERTY_F6 = 0x40,
KEYBOARD_LAYOUT_QWERTY_F7 = 0x41,
KEYBOARD_LAYOUT_QWERTY_F8 = 0x42,
KEYBOARD_LAYOUT_QWERTY_F9 = 0x43,
KEYBOARD_LAYOUT_QWERTY_F10 = 0x44,
KEYBOARD_LAYOUT_QWERTY_F11 = 0x57,
KEYBOARD_LAYOUT_QWERTY_F12 = 0x58,
KEYBOARD_LAYOUT_QWERTY_SNAPSHOT = 0x54,
KEYBOARD_LAYOUT_QWERTY_SCROLL = 0x46,
KEYBOARD_LAYOUT_QWERTY_PAUSE = 0xE1D1,
KEYBOARD_LAYOUT_QWERTY_OEM_3 = 0x29,
KEYBOARD_LAYOUT_QWERTY_1 = 0x02,
KEYBOARD_LAYOUT_QWERTY_2 = 0x03,
KEYBOARD_LAYOUT_QWERTY_3 = 0x04,
KEYBOARD_LAYOUT_QWERTY_4 = 0x05,
KEYBOARD_LAYOUT_QWERTY_5 = 0x06,
KEYBOARD_LAYOUT_QWERTY_6 = 0x07,
KEYBOARD_LAYOUT_QWERTY_7 = 0x08,
KEYBOARD_LAYOUT_QWERTY_8 = 0x09,
KEYBOARD_LAYOUT_QWERTY_9 = 0x0A,
KEYBOARD_LAYOUT_QWERTY_0 = 0x0B,
KEYBOARD_LAYOUT_QWERTY_OEM_MI = 0x0C,
KEYBOARD_LAYOUT_QWERTY_OEM_PL = 0x0D,
KEYBOARD_LAYOUT_QWERTY_BACK = 0x0E,
KEYBOARD_LAYOUT_QWERTY_TAB = 0x0F,
KEYBOARD_LAYOUT_QWERTY_Q = 0x10,
KEYBOARD_LAYOUT_QWERTY_W = 0x11,
KEYBOARD_LAYOUT_QWERTY_E = 0x12,
KEYBOARD_LAYOUT_QWERTY_R = 0x13,
KEYBOARD_LAYOUT_QWERTY_T = 0x14,
KEYBOARD_LAYOUT_QWERTY_Y = 0x15,
KEYBOARD_LAYOUT_QWERTY_U = 0x16,
KEYBOARD_LAYOUT_QWERTY_I = 0x17,
KEYBOARD_LAYOUT_QWERTY_O = 0x18,
KEYBOARD_LAYOUT_QWERTY_P = 0x19,
KEYBOARD_LAYOUT_QWERTY_OEM_4 = 0x1A,
KEYBOARD_LAYOUT_QWERTY_OEM_6 = 0x1B,
KEYBOARD_LAYOUT_QWERTY_OEM_5 = 0x2B,
KEYBOARD_LAYOUT_QWERTY_CAPITAL = 0x3A,
KEYBOARD_LAYOUT_QWERTY_A = 0x1E,
KEYBOARD_LAYOUT_QWERTY_S = 0x1F,
KEYBOARD_LAYOUT_QWERTY_D = 0x20,
KEYBOARD_LAYOUT_QWERTY_F = 0x21,
KEYBOARD_LAYOUT_QWERTY_G = 0x22,
KEYBOARD_LAYOUT_QWERTY_H = 0x23,
KEYBOARD_LAYOUT_QWERTY_J = 0x24,
KEYBOARD_LAYOUT_QWERTY_K = 0x25,
KEYBOARD_LAYOUT_QWERTY_L = 0x26,
KEYBOARD_LAYOUT_QWERTY_OEM_1 = 0x27,
KEYBOARD_LAYOUT_QWERTY_OEM_7 = 0x28,
KEYBOARD_LAYOUT_QWERTY_RETURN = 0x1C,
KEYBOARD_LAYOUT_QWERTY_LSHIFT = 0x2A,
KEYBOARD_LAYOUT_QWERTY_Z = 0x2C,
KEYBOARD_LAYOUT_QWERTY_X = 0x2D,
KEYBOARD_LAYOUT_QWERTY_C = 0x2E,
KEYBOARD_LAYOUT_QWERTY_V = 0x2F,
KEYBOARD_LAYOUT_QWERTY_B = 0x30,
KEYBOARD_LAYOUT_QWERTY_N = 0x31,
KEYBOARD_LAYOUT_QWERTY_M = 0x32,
KEYBOARD_LAYOUT_QWERTY_OEM_CC = 0x33,
KEYBOARD_LAYOUT_QWERTY_OEM_PE = 0x34,
KEYBOARD_LAYOUT_QWERTY_OEM_2 = 0x35,
KEYBOARD_LAYOUT_QWERTY_RSHIFT = 0x36,
KEYBOARD_LAYOUT_QWERTY_LCONTROL = 0x1D,
KEYBOARD_LAYOUT_QWERTY_LSUPER = 0xE05B,
KEYBOARD_LAYOUT_QWERTY_LMENU = 0x38,
KEYBOARD_LAYOUT_QWERTY_SPACE = 0x39,
KEYBOARD_LAYOUT_QWERTY_RMENU = 0xE038,
KEYBOARD_LAYOUT_QWERTY_RSUPER = 0xE05C,
KEYBOARD_LAYOUT_QWERTY_APPS = 0xE05D,
KEYBOARD_LAYOUT_QWERTY_RCONTROL = 0xE01D,
KEYBOARD_LAYOUT_QWERTY_INSERT = 0xE052,
KEYBOARD_LAYOUT_QWERTY_HOME = 0xE047,
KEYBOARD_LAYOUT_QWERTY_PRIOR = 0xE049,
KEYBOARD_LAYOUT_QWERTY_DELETE = 0xE053,
KEYBOARD_LAYOUT_QWERTY_END = 0xE04F,
KEYBOARD_LAYOUT_QWERTY_NEXT = 0xE051,
KEYBOARD_LAYOUT_QWERTY_UP = 0xE048,
KEYBOARD_LAYOUT_QWERTY_LEFT = 0xE04B,
KEYBOARD_LAYOUT_QWERTY_RIGHT = 0xE04D,
KEYBOARD_LAYOUT_QWERTY_DOWN = 0xE050,
KEYBOARD_LAYOUT_QWERTY_NUMLOCK = 0x45,
KEYBOARD_LAYOUT_QWERTY_DIVIDE = 0xE035,
KEYBOARD_LAYOUT_QWERTY_MULTIPLY = 0x37,
KEYBOARD_LAYOUT_QWERTY_SUBTRACT = 0x4A,
KEYBOARD_LAYOUT_QWERTY_NUMPAD_1 = 0x47,
KEYBOARD_LAYOUT_QWERTY_NUMPAD_2 = 0x48,
KEYBOARD_LAYOUT_QWERTY_NUMPAD_3 = 0x49,
KEYBOARD_LAYOUT_QWERTY_NUMPAD_4 = 0x4B,
KEYBOARD_LAYOUT_QWERTY_NUMPAD_5 = 0x4C,
KEYBOARD_LAYOUT_QWERTY_NUMPAD_6 = 0x4D,
KEYBOARD_LAYOUT_QWERTY_NUMPAD_7 = 0x4F,
KEYBOARD_LAYOUT_QWERTY_NUMPAD_8 = 0x50,
KEYBOARD_LAYOUT_QWERTY_NUMPAD_9 = 0x51,
KEYBOARD_LAYOUT_QWERTY_NUMPAD_0 = 0x52,
KEYBOARD_LAYOUT_QWERTY_NUMPAD_PERIOD = 0x53,
KEYBOARD_LAYOUT_QWERTY_ADD = 0x4E,
KEYBOARD_LAYOUT_QWERTY_NUMPAD_RETURN = 0xE01,
}
#endif

6
src/kernel/dri/power/apm.c Normal file
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@ -0,0 +1,6 @@
/*----------------*\
|Nanite OS |
|Copyright (C) 2026|
|Xircon |
\*----------------*/
#include "apm.h"

6
src/kernel/dri/power/apm.h Normal file
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@ -0,0 +1,6 @@
/*----------------*\
|Nanite OS |
|Copyright (C) 2026|
|Xircon |
\*----------------*/
#pragma once

2
src/kernel/dri/serial.c
View File

@ -40,7 +40,7 @@ void COM1_Serial_Handler()
{
// Serial_Read_Buffer = Read_Serial(COM1_PORT);
// printf("Serial Read Buffer: %s", Serial_Read_Buffer);
printf("IRQ 4 Triggered?!");
// printf("IRQ 4 Triggered?!");
}
/*Initialize Serial Driver on `COM_Port` port with `baud` as baud rate*/

25
src/kernel/main.c
View File

@ -27,6 +27,8 @@
#include <stdlib.h>
#include <stdio.h>
#include <memory.h>
#include <nanstd.h>
#include <string.h>
// Drivers
@ -61,7 +63,6 @@ extern uint8_t __bss_start; // Start of Kernel in memory
extern uint8_t __end; // End of Kernel in memory
extern int uptime; // System uptime measured by precision timer unit.
extern unsigned RAND_SEED; // Random number generator's seed
uint16_t DEBUG_COM_PORT = COM1_PORT; // COM Port to Output Debug strings to
@ -84,7 +85,7 @@ void start(unsigned long magic, unsigned long address) {
#endif
printf("The Nano OS %s\n--------------------------------------------\n", VERSION);
printf("Tip: The RD in the Version stands for Research and Development!\n");
printTip();
printf("--------------------------------------------\n");
// Multiboot Debug Stuff
@ -108,7 +109,7 @@ void start(unsigned long magic, unsigned long address) {
IRQ_RegisterHandler(4, COM1_Serial_Handler);
IRQ_RegisterHandler(6, Floppy_Handler);
IRQ_RegisterHandler(8, CMOS_RTC_Handler);
RAND_SEED = Read_CMOS(CMOS_RTC_Hours);
srand(Read_CMOS(CMOS_RTC_Hours) + Read_CMOS(CMOS_RTC_Seconds));
#endif
// Other Stuff
Serial_Init(DEBUG_COM_PORT, 9600);
@ -139,9 +140,21 @@ void start(unsigned long magic, unsigned long address) {
BCD2BIN(Read_CMOS(CMOS_RTC_Year)));
// Beep!
PCSP_Beep();
char* answer;
printf("Would you like to change the time and date? [Y/n] ");
scanf("");
char* answer = "\0";
printf("Would you like to change the time and date? [y/N] ");
scanf("%s", answer);
if (!strcmp(answer, "Y") || !strcmp(answer, "y")) {
printf("Please insert Date and Time in [SS]:[MM]:[HH] [DD]/[MM]/[YYYY] Format: ");
scanf("%s", answer);
printf("\n");
}
printf("Starting Shell...");
spinner(20);
printf("Done!\n");
for(;;) {
printf(":>");
scanf("");
}
end:
for (;;);

48
src/kernel/nanstd.c
View File

@ -6,12 +6,35 @@
#include "nanstd.h"
#include <stdint.h>
#include <stdlib.h>
#include <stdio.h>
#include <dri/timer.h>
extern uint8_t _keyboard_scancode;
// Prints a helpful tip!
/*Prints a helpful or cool tip About the OS!*/
void printTip() {
int number = rand() % 17;
switch (number) {
case 1: printf("Tip: The RD in the Version stands for Research and Development!\n"); break;
case 2: printf("Tip: You can use Ctrl+Alt+Del to Reboot!\n"); break;
case 3: printf("Tip: You can use Ctrl+Alt+ESC to Shutdown!\n"); break;
case 4: printf("Tip: Nanite is under a modified BSD 3-Clause Licence!\n"); break;
case 5: printf("Tip: Nanite is also supported on the ESP32 Dev Board!\n"); break;
case 6: printf("Tip: The Serial Interface is at 9600 Baud by Default!\n"); break;
case 7: printf("Tip: This is a hobby OS, worked on in the Author's Spare Time!\n"); break;
case 8: printf("Tip: Nanite Has been Written By Xircon Since 2024!\n"); break;
case 9: printf("Tip: Nanite has its own C std header, like unistd! Its called nanstd.h!\n"); break;
case 10: printf("Tip: Nanite Can be built with a Different Keyboard Layout!\n"); break;
case 11: printf("Tip: Nanite is and always will be Open Source Software!\n"); break;
case 12: printf("Tip: The RD Versioning is in Reference to early Minecraft!\n"); break;
case 13: printf("Tip: Nanite's nanstd.h has factorial support! (I like them!)\n"); break;
case 14: printf("Tip: The Shell's Loading Spinner is just decor and can be removed!\n"); break;
case 15: printf("Tip: Nanite is around 6000 lines of C and ASM as of Version RD-00127!\n"); break;
case 16: printf("Tip: A Bug in the Keyboard Driver used to Allow RCtrl+RAlt to Reboot!\n"); break;
}
return;
}
/*Calculate Factorial of `N`*/
@ -25,3 +48,24 @@ unsigned int factorial(unsigned int N) {
return fact;
}
/*Prints A Little Spinning cursor*/
void spinner(int times) {
int x, y;
while (times >= 0) {
printf("|");
Timer_Wait(1);
printf("\b");
printf("/");
Timer_Wait(1);
printf("\b");
printf("-");
Timer_Wait(1);
printf("\b");
printf("\\");
Timer_Wait(1);
printf("\b");
times--;
}
printf(" \b");
}

4
src/kernel/nanstd.h
View File

@ -5,4 +5,6 @@
\*----------------*/
#pragma once
unsigned int factorial(unsigned int N);
unsigned int factorial(unsigned int N);
void spinner(int times);
void printTip();

56
src/kernel/stdio.c
View File

@ -11,6 +11,7 @@
#include <stdio.h>
#include <stdarg.h>
#include <stdbool.h>
#include <ctype.h>
#include <dri/keyboard.h>
@ -20,6 +21,8 @@ const uint8_t DEFAULT_COLOUR = 0x6;
const unsigned SCREEN_WIDTH = 80;
const unsigned SCREEN_HEIGHT = 25;
extern bool _shift;
uint8_t* g_ScreenBuffer = (uint8_t*)0xB8000;
int g_ScreenX = 0, g_ScreenY = 0;
@ -353,7 +356,7 @@ void print_buffer(const char* msg, const void* buffer, uint32_t count)
/*Take user input from Keyboard!*/
int scanf(const char* fmt, ...) {
va_list(args);
va_list args;
va_start(args, fmt);
int state = SCANF_STATE_NORMAL;
int mode = SCANF_MODE_DEFAULT;
@ -396,16 +399,53 @@ int scanf(const char* fmt, ...) {
switch(mode) {
case SCANF_MODE_DEFAULT:
for(;;) {
char character = '\0';
character = kscan();
switch (character) {
case '\n': return 0;
default: if(character != 0) {printf("%c", character); character = 0;}
}
char character = '\0';
character = kscan();
switch (character) {
case '\n': printf("\n");
return 0;
case '\b': printf("\b ");
default: if(character != 0) {
if(_shift == true) {
printf("%c", character);
break;}
else {
printf("%c", tolower(character));}
}
}
}
case SCANF_MODE_STRING:
char* buffer = "\0";
int i = 0;
for(;;) {
char character = '\0';
character = kscan();
switch (character) {
case '\n': printf("\n");
*va_arg(args, char*) = *buffer;
return 0;
case '\b': printf("\b"); i--; buffer[i] = '\0';
break;
case '\t': printf(" ");
break;
default: if(character != 0) {
if(_shift == true) {
printf("%c", character);
buffer[i] = character;
i++;
break;}
else {
printf("%c", tolower(character));
buffer[i] = tolower(character);
i++;
break;
}
}
}
}
default: return 0;
}
va_end(args);
return 0;
}

2
src/kernel/stdlib.c
View File

@ -16,7 +16,7 @@ unsigned bit;
/*Random Number Generator using a Linear Feedback Shift Register*/
unsigned rand(void) {
RAND_SEED = (RAND_SEED + uptime - Read_CMOS(CMOS_RTC_Minutes) + Read_CMOS(CMOS_RTC_Seconds));
bit = ((factorial(RAND_SEED+uptime) >> 0) ^ (RAND_SEED >> 2) ^ ((RAND_SEED+Read_CMOS(CMOS_RTC_Seconds)) >> 3) ^ ((RAND_SEED+uptime) >> 5)) & 1;
bit = ((RAND_SEED+uptime) >> 0) ^ (RAND_SEED >> 2) ^ ((RAND_SEED+Read_CMOS(CMOS_RTC_Seconds)) >> 3) ^ ((RAND_SEED+uptime) >> 5) & 1;
return RAND_SEED = (RAND_SEED >> 1) | (bit << 15);
}

9
src/kernel/string.c
View File

@ -61,4 +61,13 @@ char* strcat(char *dest, const char *src) {
}
*dest = '\0';
return original_dest;
}
int strcmp(const char* s1, const char* s2) {
while(*s1 && (*s1 == *s2))
{
s1++;
s2++;
}
return *(const unsigned char*)s1 - *(const unsigned char*)s2;
}

1
src/kernel/string.h
View File

@ -9,3 +9,4 @@ const char* strchr(const char* str, char chr);
char* strcpy(char* dst, const char* src);
unsigned strlen(const char* str);
char* strcat(char* dest, const char* src);
int strcmp(const char* s1, const char* s2);

2
src/kernel/version.h
View File

@ -6,6 +6,6 @@
#pragma once
#define LOGO " _ _____ _ __________________\n / | / / | / | / / _/_ __/ ____/\n / |/ / /| | / |/ // / / / / __/ \n / /| / ___ |/ /| // / / / / /___ \n/_/ |_/_/ |_/_/ |_/___/ /_/ /_____/" // Nanite's Logo as a formatted string
#define VERSION "RD-00124" // Current Version of Nanite
#define VERSION "RD-00128" // Current Version of Nanite
#define BOOTLOGO " _ ______ ____ ____ ______\n / | / / __ )/ __ \\/ __ /_ __/\n / |/ / __ / / / / / / // / \n / /| / /_/ / /_/ / /_/ // / \n/_/ |_/_____/\\____/\\____//_/ \n" // Old bootloader logo
// one day i will re-implement NBOOT V 2