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This commit is contained in:
William Yager 2024-03-03 18:43:44 -05:00
parent 02a0a15976
commit 873934aae5
1 changed files with 11 additions and 4 deletions
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15
embassy-boot-stm32/src/lib.rs
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@ -4,8 +4,8 @@
mod fmt;
pub use embassy_boot::{
AlignedBuffer, BlockingFirmwareState, BlockingFirmwareUpdater, BootLoaderConfig, FirmwareState, FirmwareUpdater,
FirmwareUpdaterConfig, State,
AlignedBuffer, BlockingFirmwareState, BlockingFirmwareUpdater, BootError, BootLoaderConfig, FirmwareState,
FirmwareUpdater, FirmwareUpdaterConfig, State,
};
use embedded_storage::nor_flash::NorFlash;
@ -20,10 +20,17 @@ impl BootLoader {
pub fn prepare<ACTIVE: NorFlash, DFU: NorFlash, STATE: NorFlash, const BUFFER_SIZE: usize>(
config: BootLoaderConfig<ACTIVE, DFU, STATE>,
) -> Self {
Self::try_prepare::<ACTIVE, DFU, STATE, BUFFER_SIZE>(config).expect("Boot prepare error")
}
/// Inspect the bootloader state and perform actions required before booting, such as swapping firmware
pub fn try_prepare<ACTIVE: NorFlash, DFU: NorFlash, STATE: NorFlash, const BUFFER_SIZE: usize>(
config: BootLoaderConfig<ACTIVE, DFU, STATE>,
) -> Result<Self, BootError> {
let mut aligned_buf = AlignedBuffer([0; BUFFER_SIZE]);
let mut boot = embassy_boot::BootLoader::new(config);
let state = boot.prepare_boot(aligned_buf.as_mut()).expect("Boot prepare error");
Self { state }
let state = boot.prepare_boot(aligned_buf.as_mut())?;
Ok(Self { state })
}
/// Boots the application.