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@riscv-non-isa

RISC-V Non-ISA Specifications

The Open-Standard Instruction Set Architecture
README.md

Welcome to the RISC-V Non-ISA Specifications 👋

RISC-V Logo

Non-ISA specifications do not add new instructions, create or change opcodes, or in any way modify the RISC-V ISA. They do help us to develop an ecosystem around the ISA Specifications.

Things you'll find here include:

  • ABI Documentation
  • Architecture Tests
  • Specifications like Debug, Processor Trace, and Software Interrupts

If you don't find what you're looking for here, try one of our other GitHub organizations:

Popular repositories Loading

  1. riscv-asm-manual riscv-asm-manual Public

    RISC-V Assembly Programmer's Manual

    Makefile 1.4k 237

  2. riscv-elf-psabi-doc riscv-elf-psabi-doc Public

    A RISC-V ELF psABI Document

    Python 691 163

  3. riscv-arch-test riscv-arch-test Public

    Assembly 503 191

  4. riscv-sbi-doc riscv-sbi-doc Public

    Documentation for the RISC-V Supervisor Binary Interface

    Makefile 339 89

  5. rvv-intrinsic-doc rvv-intrinsic-doc Public

    C 284 89

  6. riscv-trace-spec riscv-trace-spec Public

    RISC-V Processor Trace Specification

    C 156 47

Repositories

Showing 10 of 35 repositories
  • riscv-acpi-rimt Public

    RISC-V ACPI I/O Mapping Table Specification

    riscv-non-isa/riscv-acpi-rimt’s past year of commit activity
    Makefile 2 CC-BY-4.0 2 0 0 Updated Oct 2, 2024
  • rvv-intrinsic-doc Public
    riscv-non-isa/rvv-intrinsic-doc’s past year of commit activity
    C 284 BSD-3-Clause 89 22 3 Updated Oct 1, 2024
  • riscv-rpmi Public

    RISC-V Platform Management Interface Specification. OS-agnostic messaging interface for system management and control

    riscv-non-isa/riscv-rpmi’s past year of commit activity
    Makefile 4 CC-BY-4.0 8 16 2 Updated Sep 28, 2024
  • riscv-iommu Public

    RISC-V IOMMU Specification

    riscv-non-isa/riscv-iommu’s past year of commit activity
    C 85 CC-BY-4.0 16 0 1 Updated Sep 27, 2024
  • riscv-elf-psabi-doc Public

    A RISC-V ELF psABI Document

    riscv-non-isa/riscv-elf-psabi-doc’s past year of commit activity
    Python 691 CC-BY-4.0 163 54 25 Updated Sep 26, 2024
  • riscv-semihosting Public
    riscv-non-isa/riscv-semihosting’s past year of commit activity
    Makefile 27 CC-BY-SA-4.0 8 2 0 Updated Sep 25, 2024
  • riscv-external-debug-security Public

    The RISC-V External Debug Security Specification

    riscv-non-isa/riscv-external-debug-security’s past year of commit activity
    Makefile 18 CC-BY-4.0 2 0 1 Updated Sep 25, 2024
  • riscv-c-api-doc Public

    Documentation of the RISC-V C API

    riscv-non-isa/riscv-c-api-doc’s past year of commit activity
    Makefile 69 CC-BY-4.0 39 16 10 Updated Sep 25, 2024
  • riscv-ap-tee Public

    This repo holds the work area and revisions of the non-ISA specification created by the RISC-V AP-TEE TG. This specification defines the programming interfaces (ABI) to support the Confidential VM Extension (CoVE) confidential computing architecture for RISC-V application-processor platforms.

    riscv-non-isa/riscv-ap-tee’s past year of commit activity
    Makefile 49 CC-BY-4.0 19 29 0 Updated Sep 23, 2024
  • riscv-arch-test Public
    riscv-non-isa/riscv-arch-test’s past year of commit activity
    Assembly 503 Apache-2.0 191 58 31 Updated Sep 23, 2024
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