From 3932835998802fc3abf7cce4f736e072858ebfd1 Mon Sep 17 00:00:00 2001 From: Curly Date: Sun, 23 Feb 2025 07:33:58 -0800 Subject: rename `rp23` (?) folder to `rp235x`; fix `ci.sh` to use `rp235x` folder --- examples/rp23/src/bin/flash.rs | 125 ----------------------------------------- 1 file changed, 125 deletions(-) delete mode 100644 examples/rp23/src/bin/flash.rs (limited to 'examples/rp23/src/bin/flash.rs') diff --git a/examples/rp23/src/bin/flash.rs b/examples/rp23/src/bin/flash.rs deleted file mode 100644 index 31ad4aafc..000000000 --- a/examples/rp23/src/bin/flash.rs +++ /dev/null @@ -1,125 +0,0 @@ -//! This example test the flash connected to the RP2350 chip. - -#![no_std] -#![no_main] - -use defmt::*; -use embassy_executor::Spawner; -use embassy_rp::flash::{Async, ERASE_SIZE, FLASH_BASE}; -use embassy_rp::peripherals::FLASH; -use embassy_time::Timer; -use {defmt_rtt as _, panic_probe as _}; - -const ADDR_OFFSET: u32 = 0x100000; -const FLASH_SIZE: usize = 2 * 1024 * 1024; - -#[embassy_executor::main] -async fn main(_spawner: Spawner) { - let p = embassy_rp::init(Default::default()); - info!("Hello World!"); - - // add some delay to give an attached debug probe time to parse the - // defmt RTT header. Reading that header might touch flash memory, which - // interferes with flash write operations. - // https://github.com/knurling-rs/defmt/pull/683 - Timer::after_millis(10).await; - - let mut flash = embassy_rp::flash::Flash::<_, Async, FLASH_SIZE>::new(p.FLASH, p.DMA_CH0); - - erase_write_sector(&mut flash, 0x00); - - multiwrite_bytes(&mut flash, ERASE_SIZE as u32); - - background_read(&mut flash, (ERASE_SIZE * 2) as u32).await; - - info!("Flash Works!"); -} - -fn multiwrite_bytes(flash: &mut embassy_rp::flash::Flash<'_, FLASH, Async, FLASH_SIZE>, offset: u32) { - info!(">>>> [multiwrite_bytes]"); - let mut read_buf = [0u8; ERASE_SIZE]; - defmt::unwrap!(flash.blocking_read(ADDR_OFFSET + offset, &mut read_buf)); - - info!("Addr of flash block is {:x}", ADDR_OFFSET + offset + FLASH_BASE as u32); - info!("Contents start with {=[u8]}", read_buf[0..4]); - - defmt::unwrap!(flash.blocking_erase(ADDR_OFFSET + offset, ADDR_OFFSET + offset + ERASE_SIZE as u32)); - - defmt::unwrap!(flash.blocking_read(ADDR_OFFSET + offset, &mut read_buf)); - info!("Contents after erase starts with {=[u8]}", read_buf[0..4]); - if read_buf.iter().any(|x| *x != 0xFF) { - defmt::panic!("unexpected"); - } - - defmt::unwrap!(flash.blocking_write(ADDR_OFFSET + offset, &[0x01])); - defmt::unwrap!(flash.blocking_write(ADDR_OFFSET + offset + 1, &[0x02])); - defmt::unwrap!(flash.blocking_write(ADDR_OFFSET + offset + 2, &[0x03])); - defmt::unwrap!(flash.blocking_write(ADDR_OFFSET + offset + 3, &[0x04])); - - defmt::unwrap!(flash.blocking_read(ADDR_OFFSET + offset, &mut read_buf)); - info!("Contents after write starts with {=[u8]}", read_buf[0..4]); - if read_buf[0..4] != [0x01, 0x02, 0x03, 0x04] { - defmt::panic!("unexpected"); - } -} - -fn erase_write_sector(flash: &mut embassy_rp::flash::Flash<'_, FLASH, Async, FLASH_SIZE>, offset: u32) { - info!(">>>> [erase_write_sector]"); - let mut buf = [0u8; ERASE_SIZE]; - defmt::unwrap!(flash.blocking_read(ADDR_OFFSET + offset, &mut buf)); - - info!("Addr of flash block is {:x}", ADDR_OFFSET + offset + FLASH_BASE as u32); - info!("Contents start with {=[u8]}", buf[0..4]); - - defmt::unwrap!(flash.blocking_erase(ADDR_OFFSET + offset, ADDR_OFFSET + offset + ERASE_SIZE as u32)); - - defmt::unwrap!(flash.blocking_read(ADDR_OFFSET + offset, &mut buf)); - info!("Contents after erase starts with {=[u8]}", buf[0..4]); - if buf.iter().any(|x| *x != 0xFF) { - defmt::panic!("unexpected"); - } - - for b in buf.iter_mut() { - *b = 0xDA; - } - - defmt::unwrap!(flash.blocking_write(ADDR_OFFSET + offset, &buf)); - - defmt::unwrap!(flash.blocking_read(ADDR_OFFSET + offset, &mut buf)); - info!("Contents after write starts with {=[u8]}", buf[0..4]); - if buf.iter().any(|x| *x != 0xDA) { - defmt::panic!("unexpected"); - } -} - -async fn background_read(flash: &mut embassy_rp::flash::Flash<'_, FLASH, Async, FLASH_SIZE>, offset: u32) { - info!(">>>> [background_read]"); - - let mut buf = [0u32; 8]; - defmt::unwrap!(flash.background_read(ADDR_OFFSET + offset, &mut buf)).await; - - info!("Addr of flash block is {:x}", ADDR_OFFSET + offset + FLASH_BASE as u32); - info!("Contents start with {=u32:x}", buf[0]); - - defmt::unwrap!(flash.blocking_erase(ADDR_OFFSET + offset, ADDR_OFFSET + offset + ERASE_SIZE as u32)); - - defmt::unwrap!(flash.background_read(ADDR_OFFSET + offset, &mut buf)).await; - info!("Contents after erase starts with {=u32:x}", buf[0]); - if buf.iter().any(|x| *x != 0xFFFFFFFF) { - defmt::panic!("unexpected"); - } - - for b in buf.iter_mut() { - *b = 0xDABA1234; - } - - defmt::unwrap!(flash.blocking_write(ADDR_OFFSET + offset, unsafe { - core::slice::from_raw_parts(buf.as_ptr() as *const u8, buf.len() * 4) - })); - - defmt::unwrap!(flash.background_read(ADDR_OFFSET + offset, &mut buf)).await; - info!("Contents after write starts with {=u32:x}", buf[0]); - if buf.iter().any(|x| *x != 0xDABA1234) { - defmt::panic!("unexpected"); - } -} -- cgit