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simplify set_magic

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This commit is contained in:
Vincent Stakenburg 2022-06-30 14:46:17 +02:00
parent 0e55bb2a20
commit 3dc26bbe39
1 changed files with 4 additions and 13 deletions
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17
embassy-boot/boot/src/lib.rs
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@ -587,22 +587,13 @@ impl FirmwareUpdater {
) -> Result<(), F::Error> { ) -> Result<(), F::Error> {
flash.read(self.state.from as u32, aligned).await?; flash.read(self.state.from as u32, aligned).await?;
let mut is_set = true; if aligned.iter().find(|&&b| b != magic).is_some() {
for b in 0..aligned.len() { aligned.fill(0);
if aligned[b] != magic {
is_set = false;
}
}
if !is_set {
for i in 0..aligned.len() {
aligned[i] = 0;
}
flash.write(self.state.from as u32, aligned).await?; flash.write(self.state.from as u32, aligned).await?;
flash.erase(self.state.from as u32, self.state.to as u32).await?; flash.erase(self.state.from as u32, self.state.to as u32).await?;
for i in 0..aligned.len() { aligned.fill(magic);
aligned[i] = magic;
}
flash.write(self.state.from as u32, aligned).await?; flash.write(self.state.from as u32, aligned).await?;
} }
Ok(()) Ok(())