Added EDAC API
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@ -8,6 +8,10 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
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## [unreleased]
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## [unreleased]
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### Added
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- Basic API for EDAC functionality
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## [0.2.2]
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## [0.2.2]
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### Added
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### Added
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@ -12,6 +12,7 @@ pub mod time;
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pub mod timer;
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pub mod timer;
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pub mod typelevel;
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pub mod typelevel;
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pub mod uart;
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pub mod uart;
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pub mod utility;
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mod private {
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mod private {
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/// Super trait used to mark traits with an exhaustive set of
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/// Super trait used to mark traits with an exhaustive set of
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43
src/utility.rs
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43
src/utility.rs
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@ -0,0 +1,43 @@
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//! # API for utility functions like the Error Detection and Correction (EDAC) block
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//!
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//! Some more information about the recommended scrub rates can be found on the
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//! [Vorago White Paper website](https://www.voragotech.com/resources) in the
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//! application note AN1212
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use va108xx::SYSCONFIG;
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#[derive(PartialEq, Debug)]
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pub enum UtilityError {
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InvalidCounterResetVal,
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}
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/// Enable scrubbing for the ROM
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///
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/// Returns [`UtilityError::InvalidCounterResetVal`] if the scrub rate is 0
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/// (equivalent to disabling) or larger than 24 bits
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pub fn enable_rom_scrubbing(syscfg: &mut SYSCONFIG, scrub_rate: u32) -> Result<(), UtilityError> {
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if scrub_rate == 0 || scrub_rate > u32::pow(2, 24) {
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return Err(UtilityError::InvalidCounterResetVal);
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}
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syscfg.rom_scrub.write(|w| unsafe { w.bits(scrub_rate) });
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Ok(())
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}
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pub fn disable_rom_scrubbing(syscfg: &mut SYSCONFIG) {
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syscfg.rom_scrub.write(|w| unsafe { w.bits(0) })
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}
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/// Enable scrubbing for the RAM
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///
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/// Returns [`UtilityError::InvalidCounterResetVal`] if the scrub rate is 0
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/// (equivalent to disabling) or larger than 24 bits
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pub fn enable_ram_scrubbing(syscfg: &mut SYSCONFIG, scrub_rate: u32) -> Result<(), UtilityError> {
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if scrub_rate == 0 || scrub_rate > u32::pow(2, 24) {
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return Err(UtilityError::InvalidCounterResetVal);
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}
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syscfg.ram_scrub.write(|w| unsafe { w.bits(scrub_rate) });
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Ok(())
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}
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pub fn disable_ram_scrubbing(syscfg: &mut SYSCONFIG) {
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syscfg.ram_scrub.write(|w| unsafe { w.bits(0) })
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}
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