SBI-Spec version 0.0.7-alpha.1

sbi-spec crate now supports RISC-V SBI version 2.0-rc7 (we will release 0.0.7 when RISC-V SBI 2.0.0 got 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.

Modified

• Rearrange HSM constants into modules.

Fixed

• Remove redundant prefixes in PMU
• Add new function id SNAPSHOT_SET_SHMEM in PMU

SBI-Spec version 0.0.6

This release adapts second part of RISC-V SBI v2.0-rc1 extension support; it adds SBI System Suspend and SBI CPPC extension. Additionally, it includes shared physical address range structure by Physical, as is defined in chapter 3, RISC-V SBI specification.

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

SBI-Spec version 0.0.5

This release adapts RISC-V SBI 2.0-rc1 to SBI-Spec. Now users may use SBI 2.0-rc1 features by using this crate, including Debug Console extension, pmu_counter_fw_read_hi and minor document fixes on HSM extension.

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

SBI-Spec version 0.0.4

This release includes:

Added

• Various convenient functions to SbiRet structure
• Add documents on whole sbi-rt crate to comply with deny(missing_docs)
• Feature legacy to gate legacy SBI extension

Modified

• Rename SbiRet::ok to SbiRet::success
• Rename SbiSpecVersion to struct Version

SBI-Spec version 0.0.3

Welcome to SBI-Spec crate! This crate is a list of constants and structures which is useful to develop RISC-V supervisor environments as well as kernels in it. In another word, it's designed to be use in:

• Kernels written in Rust
• Bare-metal environments, like RustSBI implementations
• Hypervisors
• Software emulators for RISC-V

... and all other softwares you may imagine!

In this version, we:

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

sbi-spec version 0.0.1

This is the first release of sbi-spec crate. This crate includes definition of RISC-V Supervisor Binary Interface (SBI) including structures and constants. This crate adapts to RISC-V SBI specification version 1.0.0 ratified.

Full Changelog: https://github.com/rustsbi/sbi-spec/commits/v0.0.1