working on exposing vga to userspace

kernel/lib/font.c

@@ -1,18 +1,22 @@
+#include "drivers/serial/serial.h"
 #include "vfs.h"
 #include <lib/font.h>
 #include <lib/memory.h>
+#include <lib/print.h>
 
 #include <stddef.h>
 
 psf_font_t* load_font(const char* path) {
     int fd = vfs_open(path, 0);
     if (fd == -1) {
+        kprintf("failed to open font file %s\n", path);
         return NULL;
     }
 
     psf_hdr_t* header = kalloc(sizeof(psf_hdr_t));
     int rd = vfs_read(fd, header, sizeof(psf_hdr_t));
     if (rd <= 0) {
+        kprintf("failed to read font header\n");
         kfree(header);
         return NULL;
     }