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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

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

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

    Assembly 553 224

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

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    Makefile 392 96

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

    C 319 93

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

    RISC-V Processor Trace Specification

    C 178 53

Repositories

Showing 10 of 34 repositories
  • rvv-intrinsic-doc Public
    riscv-non-isa/rvv-intrinsic-doc’s past year of commit activity
    C 319 BSD-3-Clause 93 21 7 Updated Apr 2, 2025
  • 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 19 CC-BY-4.0 4 2 0 Updated Apr 1, 2025
  • 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 5 CC-BY-4.0 3 0 0 Updated Mar 31, 2025
  • server-soc-ts Public

    Test suite for Server SoC

    riscv-non-isa/server-soc-ts’s past year of commit activity
    C 4 Apache-2.0 6 2 2 Updated Mar 29, 2025
  • riscv-trace-spec Public

    RISC-V Processor Trace Specification

    riscv-non-isa/riscv-trace-spec’s past year of commit activity
    C 178 CC-BY-4.0 53 30 5 Updated Mar 28, 2025
  • riscv-arch-test Public
    riscv-non-isa/riscv-arch-test’s past year of commit activity
    Assembly 553 Apache-2.0 224 52 41 Updated Mar 28, 2025
  • riscv-security-model Public

    RISC-V Security Model

    riscv-non-isa/riscv-security-model’s past year of commit activity
    Makefile 30 CC-BY-4.0 17 0 0 Updated Mar 28, 2025
  • riscv-sbi-doc Public

    Documentation for the RISC-V Supervisor Binary Interface

    riscv-non-isa/riscv-sbi-doc’s past year of commit activity
    Makefile 392 CC-BY-4.0 96 13 4 Updated Mar 25, 2025
  • 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 764 CC-BY-4.0 165 57 24 Updated Mar 25, 2025
  • iopmp-spec Public

    This repository contains the specification source for the RISC-V IOPMP Specification. This document proposes a Physical Memory Protection Unit of Input/Output devices, IOPMP for short, to regulate the accesses issued from the bus masters.

    riscv-non-isa/iopmp-spec’s past year of commit activity
    Makefile 27 CC-BY-4.0 7 3 1 Updated Mar 25, 2025
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