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Merge pull request #3154 from Dicklessgreat/main

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Fix BDMA example for soundness
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James Munns 2024-07-07 16:54:37 +00:00 committed by GitHub
commit 462daeeb49
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1 changed files with 9 additions and 3 deletions
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12
examples/stm32h7/src/bin/spi_bdma.rs
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@ -10,18 +10,24 @@ use embassy_executor::Executor;
use embassy_stm32::mode::Async;
use embassy_stm32::time::mhz;
use embassy_stm32::{spi, Config};
use grounded::uninit::GroundedArrayCell;
use heapless::String;
use static_cell::StaticCell;
use {defmt_rtt as _, panic_probe as _};
// Defined in memory.x
#[link_section = ".ram_d3"]
static mut RAM_D3: [u8; 64 * 1024] = [0u8; 64 * 1024];
static mut RAM_D3: GroundedArrayCell<u8, 256> = GroundedArrayCell::uninit();
#[embassy_executor::task]
async fn main_task(mut spi: spi::Spi<'static, Async>) {
let read_buffer = unsafe { &mut RAM_D3[0..128] };
let write_buffer = unsafe { &mut RAM_D3[128..256] };
let (read_buffer, write_buffer) = unsafe {
RAM_D3.initialize_all_copied(0);
(
RAM_D3.get_subslice_mut_unchecked(0, 128),
RAM_D3.get_subslice_mut_unchecked(128, 128),
)
};
for n in 0u32.. {
let mut write: String<128> = String::new();