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[RISC-V] [tech-cmo] [riscv-CMOs:master] reported: Can CMO extension support icache management? #github #risv #cmos

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By mark · #1095 ·

[RISC-V] [tech-cmo] [riscv-CMOs:master] reported: Can CMO extension support icache management? #github #risv #cmos

| +tech-privileged | On Thu, Aug 11, 2022 at 6:48 AM Guy Lemieux <guy.lemieux@...> wrote: | On Wed, Aug 10, 2022 at 10:39 PM Derek Williams <striker@...> wrote: || You say below you state

By Krste Asanovic · #1097 ·

#github #risv #cmos

[RISC-V] [tech-cmo] [riscv-CMOs:master] reported: Can CMO extension support icache management? #github #risv #cmos

Hi Krste, Dumping the entire i-cache via FENCE.I is different. I am requesting invalidation of a single cache block from the i-cache. The Zifencei spec recognizes Zifencei is expensive to implement: I

By ... · #1098 ·

#github #risv #cmos

[RISC-V] [tech-cmo] [riscv-CMOs:master] reported: Can CMO extension support icache management? #github #risv #cmos

Thank you for this email Guy. It clarifies many things. From: Mark Himelstein <markhimelstein@...> Sent: Thursday, August 11, 2022 9:01 AM To: tech-cmo@... Group Moderators <tech-cmo

By striker@... · #1101 ·

#github #risv #cmos

[RISC-V] [tech-cmo] [riscv-CMOs:master] reported: Can CMO extension support icache management? #github #risv #cmos

Derek, let's try to move the discussion forward instead of just back and forth. If the J extension will solve this problem, please describe how? You've been very opaque -- is that because it hasn't be

By ... · #1102 ·

#github #risv #cmos

[RISC-V] [tech-cmo] [riscv-CMOs:master] reported: Can CMO extension support icache management? #github #risv #cmos

Guy -- Have you read Derek's slide deck that he prepared for the J group on this? I believe it contains the answers and solutions that you are looking for. -- John

By John Ingalls · #1104 ·

#github #risv #cmos

[RISC-V] [tech-cmo] [riscv-CMOs:master] reported: Can CMO extension support icache management? #github #risv #cmos

Hi Guy, thanks for the email thread. Very interesting. I am hoping to get a precise understanding of 1) Your high level need, and 2) The details of the semantics you are asking for. I do need to say u

By Sean Halle · #1105 ·

#github #risv #cmos

[RISC-V] [tech-cmo] [riscv-CMOs:master] reported: Can CMO extension support icache management? #github #risv #cmos

Folks -- This email thread is getting long and my inbox is getting full. I suggest that interested parties get the J group's proposal slide deck from Derek, and frame their questions and needs specifi

By John Ingalls · #1106 ·

#github #risv #cmos

[RISC-V] [tech-cmo] [riscv-CMOs:master] reported: Can CMO extension support icache management? #github #risv #cmos

OK Guy, I agree, let's try to move this forward. For that to happen you're going to need to do a fair amount of reading. Smiles, I've been anything but opaque on this subject, please see the attached

By striker@... · #1107 ·

#github #risv #cmos

[RISC-V] [tech-cmo] [riscv-CMOs:master] reported: Can CMO extension support icache management? #github #risv #cmos

Derek, what's the status of taking your slides and turning them into an architecture spec? Who is actually doing that? How many years has it been already? __________________________________ | www.emcl

By ... · #1109 ·

#github #risv #cmos

[RISC-V] [tech-cmo] [riscv-CMOs:master] reported: Can CMO extension support icache management? #github #risv #cmos

I'm getting there Andy. We have picked this back up recently and had a few meetings on it. How many years has it been? Too bloody many, but this will end this year. That sort of thing happens when I h

By striker@... · #1111 ·

#github #risv #cmos

[RISC-V] [tech-cmo] [riscv-CMOs:master] reported: Can CMO extension support icache management? #github #risv #cmos

This is a now active effort again in the J group. Derek has led discussions on selected aspects in some of the recent meetings. Greg

By Greg Favor · #1110 ·

#github #risv #cmos