~/talks

Atish Patra

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titleconferencedate
IntroductionLinux Plumbers Conference 20252025-12-11
RISC V Linux community needs concrete fixes: require vendor hardware emulation for pre-silicon testing, supply detailed test reports that name platforms and…
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SBI V3.0: Fueling the Next Wave of RISC-V System Software InnovationRISC-V Summit North America 20252025-10-22
SBI v3.0 specifies concrete extensions: SSE preemptive events that inject RAS notifications and PMU-overflow samples even with interrupts disabled, MPXY…
Talk
Perf feature improvements in RISCVLinux Plumbers Conference 20232023-11-13
RISC-V perf currently relies on esop_pmf and SBI PMU with firmware-provided event-to-counter maps but new ISA extensions add counter delegation allowing S-mode…
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Update on RISC-V Confidential VM Extension (CoVE)Linux Plumbers Conference 20232023-11-13
Proposes a RISC‑V memory tracking table (MTT) ISA extension that checks the final physical address after page-table walks and enforces per‑supervisor‑domain…
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Enhancing RISC-V Performance Analysis InfrastructureRISC-V Summit North America 20232023-11-06
Describes concrete ISA and software changes: adds privilege-mode filtering to mcycle/minstret, introduces supervisor counter delegation plus indirect CSR to…
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The SBI V2.0 and BeyondRISC-V Summit North America 20232023-11-06
SBI v2.0 finishes public review and targets ratification by year end, adding concrete extensions: power management (HSM, system suspend, CVPC) to coordinate…
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IntroLinux Plumbers Conference 20222022-09-12
Thanks to sponsors, schedule overview, and microconference layout are covered; about 17 people on-site and roughly 10 remote attendees; sessions are…
Talk
Perf on RISC-V: The Past, the Present and the FutureOpen Source Summit + Embedded Linux Conference + OSPOCon 20212021-09-27
Linux perf on RISC-V now moves from “cycles and instructions only” to full PMU support: an SBI PMU extension plus an ISA PMU feature add supervisor-accessible…
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RISC-V software ecosystem in 2020linux.conf.au 20202020-01-13
Toolchain is mostly upstream: GCC and LLVM support RISC-V, but 32-bit glibc is still being finished; Rust and Go land, Java and JS engines are missing. QEMU…
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An Introduction to RISC V Boot FlowRISC-V Summit 20192019-12-09
Explains how Linux boots on RISC‑V by combining a ROM/FSBL, an openSBI runtime (mandatory for SBI calls like timer and TLB ops), U‑Boot (or direct kernel…
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Porting Graphical Stacks to RISC-V using QEMU and YoctoRISC-V Workshop Chennai 20182018-07-18
Port of Plasma Mobile to RISC‑V using QEMU virt and Yocto layers builds a full graphical stack: Linux kernel guest, meta-riscv plus meta-qt5 and KDE…
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Poster/Demo PreviewsRISC-V Workshop Chennai 20182018-07-18
A verification package called Sting test generator produces many randomized configurations per test, runs on simulation, emulation, FPGA and silicon, and finds…
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Linux Kernel on RISC-V: Where Do We StandRISC-V Workshop Chennai 20182018-07-18
Linux on RISC‑V already has upstream binutils (Mar 2017), GCC (May 2017), initial kernel patches (Nov 2017), QEMU support (Mar 2018) and distro ports (Debian…
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