Function framebuffer

user/src/io.rs:12–14

()

pub const VIRTGPU_LEN: usize = (VIRTGPU_XRES * VIRTGPU_YRES * 4) as usize;

pub fn framebuffer() -> isize {
    sys_framebuffer()
}
pub fn framebuffer_flush() -> isize {
    sys_framebuffer_flush()
}