got some of the pty actually working in userspace

kernel/drivers/vga/vga.c

@@ -77,4 +77,15 @@ void vga_putchar(char c) {
 		if (++terminal_row == VGA_HEIGHT)
 			terminal_row = 0;
 	}
+}
+
+uint32_t vga_write(vfs_node_t* node, uint32_t offset, uint32_t size, uint8_t* buf) {
+	terminal_row = offset / VGA_WIDTH;
+	terminal_column = offset % VGA_WIDTH;
+
+	for (uint32_t i = 0; i < size; i++) {
+		vga_putchar((char)buf[i]);
+	}
+
+	return size;
 }