#![no_std] #![feature(start)] #[panic_handler] fn panic(_info: &core::panic::PanicInfo) -> ! { loop {} } static TEST: u16 = 0b0_01000_01000; #[start] fn main(_argc: isize, _argv: *const *const u8) -> isize { unsafe { (0x400_0000 as *mut u16).write_volatile(0x0403); (0x600_0000 as *mut u16).offset(120 + 80 * 240).write_volatile(0x001F); (0x600_0000 as *mut u16).offset(136 + 80 * 240).write_volatile(0x03E0); (0x600_0000 as *mut u16).offset(120 + 96 * 240).write_volatile(0x7C00); (0x600_0000 as *mut u16).offset(136 + 96 * 240).write_volatile(TEST); loop {} } }