riscv / riscv-j-extension

Working Draft of the RISC-V J Extension Specification

https://jira.riscv.org/browse/RVG-128

riscv/riscv-j-extension Issues

sstatus SUM filed still works?
Updated 23 days ago3
A figure for how to apply pointer masking
Updated 23 days ago1
Pointer Masking PMM select for SFENCE from higher privilege modes
Updated a month ago2
VS mode access for HLV* and HSV.* in U mode
Updated a month ago
what does Supm and Sspm really mean?
Updated 2 months ago2
MPRV + MXR
Updated 2 months ago4
Review comment: clarification with interaction with DMA
Updated 2 months ago3
Review comment: Extension Inflation
Updated 2 months ago1
Ssnpm cannot emulate U-mode pointer masking configuration like Smnpm can
Updated 3 months ago3
Zjpm: formatting: too high column widths per line
Closed 3 months ago1
Zjpm: Definition of implicit access
Closed 3 months ago5
Potential problems with masking loads/stores but not pc
Closed 3 months ago6
2-stage translation with Ssnpm
Closed 3 months ago2
PMLEN=16 with Sv57
Closed 3 months ago2
Question Regarding Pointer Masking Extension Implementation in RISC-V Sail
Closed 4 months ago2
Clarification on Pointer Masking Extension Implementation
Closed 4 months ago6
Comments on Pointer Masking spec, Version 0.6.1, 08/2023
Closed 5 months ago1
ISA Extensions section clarifications
Closed 5 months ago4
Clarify why pointer masking is applied when xtval is written by hardware
Closed 5 months ago3
Current spec (v0.75) uses inconsistent names for M-mode extension
Closed 6 months ago2
Better name for "N"
Closed 6 months ago4
SFENCE not required after enabling pointer masking
Closed 8 months ago1
Pointer Masking Example with N=16
Closed 8 months ago2
Sign extension or no sign extension when V=1 but vsatp.MODE = Bare
Closed 8 months ago2
Pointer Masking Typos
Closed 8 months ago1
Zjpm: nit - small note on IOMMU and memory accesses
Closed 8 months ago4
Pointer Masking Enable 2-bit CSR field: why?
Closed 8 months ago3
Pointer Masking Instruction Fetches
Closed 8 months ago4
Pointer Masking ISA three extensions: why?
Closed 8 months ago2
About J Extension implementations questions
Updated 8 months ago1
Zjpm: Differences in ignore transformation and sign extension when paging is enabled v/s not enabled
Closed 8 months ago3
Zjpm: Restrictions on N for higher privilege with respect to lower privilege
Closed 8 months ago3
Zjpm: Clarification on pointer masking when UXL = 1 or SXL = 1 (meaning 32bit)
Closed 8 months ago1
Some of PM CSRs address conflict with PMP CSRs
Closed 8 months ago1
Does the top N bits need to be incremented by 1 or be unchanged, if there is a carry from the low bits during virtual address calculation?
Closed 8 months ago2
Zjpm: VBITS definition
Closed 10 months ago1
Zjpm: No canonical requirement for high bits in bare or M-mode
Closed 10 months ago1
Zjpm: Addresses reported in CSRs (stval, sepc) hold which addresses?
Closed 10 months ago3
Zjpm: Clarification on HLV/HSV instructions
Closed 10 months ago1
Zjpm: Tighter/cleaner definition on instruction fetch and pointer masking
Closed 10 months ago2
Zjpm: PM for instruction fetch
Closed 10 months ago1
Zjpm: Clarification on M-mode accesses with MPRV=1
Closed 10 months ago1
Zjpm: Value of N in M-mode
Closed 10 months ago1
Zjpm: Request rename Smjpmbare16
Closed 10 months ago1
Whether pointer mask for user mode will be disabled when mstatus.UXL is changed to 1
Closed a year ago1
The CSR Address of upm/spm/vspm/mpm
Closed a year ago1
Masking arbitrary bits vs masking upper N bits
Closed a year ago1
Zjpm: CSR definitions. hspm is not needed. Instead should define substitute CSR (vspm)
Closed a year ago1
Zjpm: nit on wording - Replace canonicity with canonicality
Closed a year ago4
`Zjpm` Proposal: Add dependency to `Zicsr`
Closed a year ago