# Changelog
All notable changes to this project will be documented in this file.
The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/), and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
## [Unreleased]
### Added
### Modified
### Fixed
## [0.0.7] - 2024-02-05
`sbi-spec` crate now supports RISC-V SBI version 2.0 ratified.
### Added
- Support to PMU events in Chapter 11
- Support `NACL` extension in Chapter 15
- Support `STA` extension in Chapter 16
- Add new SBI error `NoShmem`
- binary: add `SharedPtr` struct to represent shared memory range feature.
- nacl: add `shmem_size` module
- Move `HartMask` structure to `sbi-spec` crate from `rustsbi` crate.
### Modified
- Rearrange `HSM` constants into modules.
### Fixed
- Remove redundant prefixes in `PMU`
- Add new function id `SNAPSHOT_SET_SHMEM` in `PMU`
- Grammar fixes on documents
## [0.0.6] - 2023-04-04
### Added
- `Physical` shared memory physical address range with type annotation in Chapter 3
- Support to RISC-V SBI System Suspend extension
- Support to CPPC extension
## [0.0.5] - 2023-02-16
### Added
- Adapt to RISC-V SBI specification version 2.0-rc1
- `PMU_COUNTER_FW_READ_HI` function in `pmu` module for RV32 systems
- SBI DBCN extension support
- `Result`-like documents to `SbiRet`
### Modified
- style: add period to docs
## [0.0.4] - 2022-10-10
### Added
- Various convenient functions to `SbiRet` structure
- Add documents on whole `sbi-rt` crate to coply with `deny(missing_docs)`
- Feature `legacy` to gate legacy SBI extension
### Modified
- Rename `SbiRet::ok` to `SbiRet::success`
- Rename `SbiSpecVersion` to struct `Version`
## [0.0.3] - 2022-10-06
### Added
- deps: static_assertions
check implementations during compilation, and provide an item list for developers
- denied: warnings and unsafe code
- a github workflow to check building
- `SbiSpecVersion` type defination for sbi base
### Modified
- rename `GET_SPEC_VERSION` to `GET_SBI_SPEC_VERSION`
- rename `impl_id::IMPL_XXX` to `impl_id::XXX`
### Removed
- default target to RISC-V
## [0.0.2] - 2022-07-21
### Added
- A changelog to this project
### Modified
- Lift build target limit; now this crate would build on targets other than RISC-V
## [0.0.1] - 2022-07-11
This is the first release of sbi-spec crate. This crate includes definition of RISC-V Supervisor Binary Interface (SBI) including structures and constants.
### Added
- Adapt to SBI specification version 1.0.0 ratified
[Unreleased]: https://github.com/rustsbi/sbi-spec/compare/v0.0.7...HEAD
[0.0.7]: https://github.com/rustsbi/sbi-spec/compare/v0.0.6...v0.0.7
[0.0.6]: https://github.com/rustsbi/sbi-spec/compare/v0.0.5...v0.0.6
[0.0.5]: https://github.com/rustsbi/sbi-spec/compare/v0.0.4...v0.0.5
[0.0.4]: https://github.com/rustsbi/sbi-spec/compare/v0.0.3...v0.0.4
[0.0.3]: https://github.com/rustsbi/sbi-spec/compare/v0.0.2...v0.0.3
[0.0.2]: https://github.com/rustsbi/sbi-spec/compare/v0.0.1...v0.0.2
[0.0.1]: https://github.com/rustsbi/sbi-spec/releases/tag/v0.0.1