Начальный код инициализации
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boot/CYRILL1.F16
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boot/CYRILL1.F16
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boot/CYRILL2.F16
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boot/CYRILL2.F16
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boot/CYRILL3.F16
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boot/CYRILL3.F16
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2
build.py
2
build.py
@ -11,7 +11,7 @@ WARN_FLAGS = "-Wall -Wextra"
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STANDART_FLAGS = "-std=gnu11"
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PROTECT_FLAGS = "-O0 -pipe -ffreestanding -fno-stack-protector -fno-lto -fno-stack-check -fno-PIC -fno-PIE"
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CHARSET_FLAGS = "-finput-charset=UTF-8 -fexec-charset=cp1251"
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LIBS_FLAGS = "-Ilimine"
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LIBS_FLAGS = "-Ilimine -Iinclude"
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def find_files(directory, extensions):
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@ -2,8 +2,8 @@ TIMEOUT=5
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DEFAULT_ENTRY=0
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INTERFACE_BRANDING=By Aren Elchinyan
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TERM_FONT=boot:///CYRILL2.F16
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TERM_FONT_SIZE=8x16
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#TERM_FONT=boot:///CYRILL2.F16
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#TERM_FONT_SIZE=8x16
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:MSEOS (KASLR on)
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PROTOCOL=limine
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3
include/arch.h
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include/arch.h
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@ -0,0 +1,3 @@
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namespace arch {
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void init();
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}
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3
include/cpu.h
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include/cpu.h
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@ -0,0 +1,3 @@
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namespace cpu {
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void init();
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}
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3
include/fb.h
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include/fb.h
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@ -0,0 +1,3 @@
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namespace fb {
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void init();
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}
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6
include/tool.h
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6
include/tool.h
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@ -0,0 +1,6 @@
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#include <stdarg.h>
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namespace tool {
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void format(void (*putc)(char c), const char *format_string, va_list args);
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}
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17
kernel/arch.cpp
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17
kernel/arch.cpp
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@ -0,0 +1,17 @@
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#include <limine.h>
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namespace arch {
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static volatile struct limine_kernel_address_request kernel_address_request = {
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.id = LIMINE_KERNEL_ADDRESS_REQUEST,
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.revision = 0,
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.response = (struct limine_kernel_address_response *)0
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};
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struct limine_kernel_address_response *kernel_address_response;
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void init() {
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kernel_address_response = kernel_address_request.response;
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}
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}
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15
kernel/cpu.cpp
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15
kernel/cpu.cpp
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@ -0,0 +1,15 @@
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#include <stdint.h>
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#include <stdbool.h>
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namespace cpu {
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static bool x87_support = false;
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static bool sse_support = false;
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static bool avx_support = false;
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void init() {
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x87_support = false;
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sse_support = false;
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avx_support = false;
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}
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}
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kernel/fb.cpp
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kernel/fb.cpp
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@ -0,0 +1,32 @@
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#include <limine.h>
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namespace fb {
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static volatile struct limine_framebuffer_request framebuffer_request = {
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.id = LIMINE_FRAMEBUFFER_REQUEST,
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.revision = 0,
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.response = (struct limine_framebuffer_response *)0
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};
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struct limine_framebuffer_response *framebuffer_response;
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struct limine_framebuffer *boot_framebuffer;
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uint32_t *fb_addr;
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uint64_t width;
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uint64_t height;
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uint64_t pitch;
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uint16_t bpp;
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void init() {
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framebuffer_response = framebuffer_request.response;
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boot_framebuffer = framebuffer_response->framebuffers[0];
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fb_addr = (uint32_t*)boot_framebuffer->address;
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width = boot_framebuffer->width;
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height = boot_framebuffer->height;
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bpp = boot_framebuffer->bpp;
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for (uint64_t i = 0; i < width * height; i++) {
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fb_addr[i] = 0x0000FF;
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}
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}
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}
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@ -1,4 +1,8 @@
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#include <limine.h>
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#include <arch.h>
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#include <cpu.h>
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#include <fb.h>
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#include <tool.h>
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@ -6,6 +10,10 @@
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extern "C" void _start() {
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asm volatile("cli");
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arch::init();
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cpu::init();
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fb::init();
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for (;;) {
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asm volatile("hlt");
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}
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56
kernel/tool.cpp
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56
kernel/tool.cpp
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@ -0,0 +1,56 @@
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#include <limine.h>
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#include <stdarg.h>
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#include <stdint.h>
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namespace tool {
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// Функция для форматированного вывода
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void format(void (*putc)(char c), const char *format_string, va_list args) {
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while (*format_string != '\0') {
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if (*format_string == '%') {
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format_string++;
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if (*format_string == '\0') {
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break; // Неожиданный конец строки формата
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}
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if (*format_string == '%') {
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putc('%'); // Вывод одного символа '%'
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} else if (*format_string == 'd') {
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int arg = va_arg(args, int);
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// Преобразование целочисленного аргумента в строку и вывод каждого символа
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if (arg < 0) {
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putc('-');
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arg = -arg;
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}
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if (arg == 0) {
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putc('0');
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} else {
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char buffer[10]; // Предполагаем, что максимальное число из 10 цифр
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int i = 0;
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while (arg > 0) {
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buffer[i++] = '0' + (arg % 10);
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arg /= 10;
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}
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while (i > 0) {
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putc(buffer[--i]);
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}
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}
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} else if (*format_string == 's') {
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const char* arg = va_arg(args, const char*);
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// Вывод каждого символа строки
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while (*arg != '\0') {
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putc(*arg);
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arg++;
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}
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} else {
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// Неподдерживаемый спецификатор формата
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putc('?');
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}
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} else {
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putc(*format_string);
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}
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format_string++;
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}
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}
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}
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