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Implemented math.h

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Tom-on
2024-10-24 12:00:36 +02:00
parent f163659f0c
commit a797d4366a
13 changed files with 423 additions and 44 deletions
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kernel/kernel.c
+49 -20
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@@ -1,9 +1,7 @@
#include <interrupt/idt.h>
#include <interrupt/exceptions.h>
#include <interrupt/syscalls.h>
#include <interrupt/pic.h>
#include <interrupt/isr.h>
#include <interrupt/pit.h>
#include <interrupt/rtc.h>
#include <syscalls/syscalls.h>
#include <keyboard/keyboard.h>
#include <memory/physical.h>
#include <memory/virtual.h>
@@ -24,8 +22,26 @@
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <syscall.h>
#include <sys/gfx.h>
/* Little teaser
#include <math.h>
void mathTest() {
printf("|-4| = %d\n", abs(-4));
printf("|-3.14| = %f\n", fabs(-3.14));
printf("e^3 = %f\n", exp(3));
printf("e^5 = %f\n", exp2(5));
printf("ln(2) = %f\n", log(2));
printf("log2(69) = %f\n", log2(69));
printf("log10(100) = %f\n", log10(100));
printf("sqrt(2) = %f\n", sqrt(2));
printf("cbrt(27) = %f\n", cbrt(27));
printf("hyp(8, 6) = %f\n", hypot(8, 6));
printf("3^4 = %f\n", pow(3, 4));
}
*/
#define PROMPT "#>"
// FS things
@@ -45,24 +61,27 @@ void main() {
maxBlocks = *(uint32_t*)PHYS_MEM_MAX_BLOCKS;
usedBlocks = *(uint32_t*)PHYS_MEM_USED_BLOCKS;
// Interrupt setup
setupIdt();
setupExceptions();
idtSetGate(0x80, syscallHandler, USR_INT_GAME_FLAGS); // Setup Syscall handler in IDT for int 0x80
disableIrqs();
remapPic();
unsetIrqMask(2); // Enable PIC 2 line
__asm__ volatile ("sti");
setupTimer();
setupRtc();
setupKeyboard();
// Setup serial output for debugf()
if (setupSerial(PORT_COM1) != 0) { printf("\x1b[1MFailed to initialize serial interface\x1b[8M\n"); }
else {
serialPrint(PORT_COM1, "\x1b[H\x1b[J");
serialPrint(PORT_COM1, "\x1b[H\x1b[J"); // Clear
serialPrint(PORT_COM1, "kern. \x1b[36m(Serial console)\x1b[0m\n\n");
}
// Interrupt setup
setupIsrs();
// Programmable Interval Timer
registerIrq(0, timerHandler);
setPitPhase(0, 2, 1000); // 1000Hz
// Real Time Clock
registerIrq(8, rtcHandler);
enableRtc();
// Keyboard
registerIrq(1, keyboardHandler);
// Setup kernel malloc variables
mallocNode_t* kernelMallocListHead = 0;
uint32_t kernelMallocVirtualAddr = KERNEL_MALLOC_AREA;
@@ -89,16 +108,26 @@ void main() {
strcpy(cwd, "/");
// Terminal setup
terminal->fg = FG_COLOR;
terminal->bg = BG_COLOR;
console->fg = FG_COLOR;
console->bg = BG_COLOR;
printf("\x1b[J"); // Clear
printf("kern.\n\n");
while (1) {
printf("\x1b[6M%s \x1b[2M%s \x1b[8M", cwd, PROMPT);
char input[256];
char* inPtr = &input[0];
reads(inPtr);
}
}
int _m() {
// Run Interactive Shell Program
// TODO: Make it in another file
while (1) {
printf("\x1b[6M\x1b[8N%s \x1b[2M%s \x1b[8M", cwd, PROMPT);
printf("\x1b[6M%s \x1b[2M%s ", cwd, PROMPT);
char input[256];
char* inputPtr = input;