79 lines
2.0 KiB
C
79 lines
2.0 KiB
C
#include <drivers/ports.h>
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#include <drivers/vgascreen.h>
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#include <libc/libc.h>
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#include <libc/stdbool.h>
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#include <cpu/isr.h>
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#include <cpu/timer.h>
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#include <drivers/keyboard.h>
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#include <mem/mem.h>
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#include <multiboot.h>
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#include <drivers/serial.h>
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#include <kprint.h>
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#include <libc/readline.h>
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#include <libc/string.h>
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char *msg_booted = "Booted Successfully!\n";
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void main_loop();
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void kmain(multiboot_info_t *multiboot_info) {
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isr_install();
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init_mmap((struct multiboot_mmap_entry *) multiboot_info->mmap_addr,
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multiboot_info->mmap_length / sizeof(struct multiboot_mmap_entry));
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vga_clear_screen();
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vga_clear_screen(' ', VGA_WHITE | (VGA_GRAY << VGA_SHIFT_BG));
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kprint_register(vga_kprint);
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serial_init();
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kprint_register(serial_kprint);
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// vga_print_string(msg_booted, VGA_WHITE | (VGA_DARK_GRAY << VGA_SHIFT_BG));
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kprint(msg_booted);
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kprint((char *) multiboot_info->boot_loader_name);
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// multiboot_memory_map_t *fe = multiboot_info->mmap_addr;
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// port_byte_out(0x3d4, 14);
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// int pos = port_byte_in(0x3d5);
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// pos <<= 8;
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//
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// port_byte_out(0x3d4, 15);
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// pos += port_byte_in(0x3d5);
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asm volatile("sti");
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init_timer(50);
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init_keyboard();
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// print_mmap_info();
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while (true) {
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main_loop();
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}
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// vga_set_raw(pos * 2, 'X');
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// vga_set_raw(pos * 2 + 1, 0xf);
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do {} while (1);
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}
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const char* newline = "\n";
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const char* msg_unknown_command = "Unknown command: ";
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const char* cmd_echo = "echo";
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const char* cmd_print_mmap = "print_mmap";
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void main_loop() {
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char* msg = readline(NULL);
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char* args = strchr(msg, ' ') + 1;
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args[-1] = 0;
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if (strcmp(cmd_echo, msg) == 0) {
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kprint(args);
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kprint(newline);
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goto _main_loop_end;
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}
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if (strcmp(cmd_print_mmap, msg) == 0) {
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print_mmap_info();
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goto _main_loop_end;
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}
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kprint(msg_unknown_command);
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kprint(msg);
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kprint(newline);
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_main_loop_end:
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free(msg);
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} |