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|
// required-features: rng
#![no_std]
#![no_main]
#[path = "../common.rs"]
mod common;
use common::*;
use embassy_executor::Spawner;
use embassy_stm32::rng::Rng;
use embassy_stm32::{bind_interrupts, peripherals, rng};
use {defmt_rtt as _, panic_probe as _};
#[cfg(any(
feature = "stm32l4a6zg",
feature = "stm32h755zi",
feature = "stm32h753zi",
feature = "stm32f429zi"
))]
bind_interrupts!(struct Irqs {
HASH_RNG => rng::InterruptHandler<peripherals::RNG>;
});
#[cfg(any(feature = "stm32l073rz"))]
bind_interrupts!(struct Irqs {
RNG_LPUART1 => rng::InterruptHandler<peripherals::RNG>;
});
#[cfg(any(feature = "stm32u083rc"))]
bind_interrupts!(struct Irqs {
RNG_CRYP => rng::InterruptHandler<peripherals::RNG>;
});
#[cfg(not(any(
feature = "stm32l4a6zg",
feature = "stm32l073rz",
feature = "stm32h755zi",
feature = "stm32h753zi",
feature = "stm32f429zi",
feature = "stm32u083rc"
)))]
bind_interrupts!(struct Irqs {
RNG => rng::InterruptHandler<peripherals::RNG>;
});
#[embassy_executor::main]
async fn main(_spawner: Spawner) {
let p: embassy_stm32::Peripherals = init();
let mut rng = Rng::new(p.RNG, Irqs);
let mut buf1 = [0u8; 16];
unwrap!(rng.async_fill_bytes(&mut buf1).await);
info!("random bytes: {:02x}", buf1);
let mut buf2 = [0u8; 16];
unwrap!(rng.async_fill_bytes(&mut buf2).await);
info!("random bytes: {:02x}", buf2);
defmt::assert!(buf1 != buf2);
info!("Test OK");
cortex_m::asm::bkpt();
}
|
