89 lines
2.0 KiB
Rust
89 lines
2.0 KiB
Rust
use embedded_storage::nor_flash::{NorFlashError, NorFlashErrorKind};
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#[cfg(flash)]
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mod common;
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#[cfg(flash)]
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pub use common::*;
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pub use crate::_generated::flash_regions::*;
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pub use crate::_generated::MAX_ERASE_SIZE;
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pub use crate::pac::{FLASH_BASE, FLASH_SIZE, WRITE_SIZE};
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#[derive(Debug)]
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#[cfg_attr(feature = "defmt", derive(defmt::Format))]
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pub struct FlashRegion {
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pub bank: FlashBank,
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pub base: u32,
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pub size: u32,
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pub erase_size: u32,
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pub write_size: u32,
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pub erase_value: u8,
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}
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#[derive(Debug, PartialEq)]
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#[cfg_attr(feature = "defmt", derive(defmt::Format))]
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pub struct FlashSector {
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pub bank: FlashBank,
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pub index_in_bank: u8,
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pub start: u32,
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pub size: u32,
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}
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#[derive(Clone, Copy, Debug, PartialEq)]
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#[cfg_attr(feature = "defmt", derive(defmt::Format))]
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pub enum FlashBank {
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Bank1 = 0,
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Bank2 = 1,
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Otp,
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}
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impl FlashRegion {
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pub const fn end(&self) -> u32 {
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self.base + self.size
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}
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pub const fn sectors(&self) -> u8 {
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(self.size / self.erase_size) as u8
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}
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}
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#[cfg_attr(any(flash_l0, flash_l1, flash_l4, flash_wl, flash_wb), path = "l.rs")]
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#[cfg_attr(flash_f0, path = "f0.rs")]
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#[cfg_attr(flash_f3, path = "f3.rs")]
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#[cfg_attr(flash_f4, path = "f4.rs")]
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#[cfg_attr(flash_f7, path = "f7.rs")]
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#[cfg_attr(flash_h7, path = "h7.rs")]
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#[cfg_attr(
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not(any(
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flash_l0, flash_l1, flash_l4, flash_wl, flash_wb, flash_f0, flash_f3, flash_f4, flash_f7, flash_h7
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)),
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path = "other.rs"
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)]
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mod family;
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#[allow(unused_imports)]
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pub use family::*;
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#[derive(Debug, Copy, Clone, PartialEq, Eq)]
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#[cfg_attr(feature = "defmt", derive(defmt::Format))]
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pub enum Error {
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Prog,
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Size,
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Miss,
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Seq,
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Protected,
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Unaligned,
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Parallelism,
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}
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impl NorFlashError for Error {
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fn kind(&self) -> NorFlashErrorKind {
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match self {
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Self::Size => NorFlashErrorKind::OutOfBounds,
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Self::Unaligned => NorFlashErrorKind::NotAligned,
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_ => NorFlashErrorKind::Other,
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}
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}
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}
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