60 lines
872 B
C
60 lines
872 B
C
#include "syscall.h"
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#include <unistd.h>
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#include <sys/video.h>
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#define VGA_TEXT_W 80
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#define VGA_TEXT_H 25
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void term();
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int ptys;
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int ptym;
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fb_info_t fb_info;
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void* framebuffer_address;
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int terminal_col = 0;
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int terminal_row = 0;
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void term_write_char(char c) {
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}
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int main(int argc, char *argv[]) {
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(void)argc;
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(void)argv;
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ptym = pty(&ptys);
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if (fork() == 0) {
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close(ptym);
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dup2(ptys, 0);
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dup2(0, 1);
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dup2(0, 2);
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exec("/bin/rocksh.elf");
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}
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close(ptys);
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dup2(ptym, 0);
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dup2(0, 1);
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dup2(0, 2);
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int vga_fd = open("/dev/vga");
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if (vga_fd == -1) return 1;
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int kbd_fd = open("/dev/kbd");
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if (kbd_fd == -1) return 1;
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int res = ioctl(vga_fd, FBIOGET_INFO, &fb_info);
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if (!res) {
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return 1;
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}
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framebuffer_address = mmap(vga_fd);
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return 0;
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} |