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Re: [PATCH] Clarify that a SBI extension cannot be partially implemented

Hi Bin, Are you planning to send v2 for this patch or I can modify the text and merge? -- Regards, Atish

By atishp@... · #1037 ·

Re: [PATCH v6 1/2] riscv-platform-spec: PLIC and CLINT for Linux-2022 platform

Yes. I think it was not reviewed in the past. At least that's what I remember. If I am wrong about that, it's fine. -- Regards, Atish

By atishp@... · #1036 ·

Re: [PATCH v6 1/2] riscv-platform-spec: PLIC and CLINT for Linux-2022 platform

Atish Patra <Atish.Patra@...> 於 2021年6月5日週六上午3:14寫道： Hi Atish, Do you mean to send the patch of PLIC spec on

By Abner Chang · #1035 ·

Re: [PATCH] Add direct memory access synchronize extension

Στις 2021-06-07 07:03, Anup Patel έγραψε: Totally agree with you, I just thought it'd be a good opportunity to bring this up so that we can discuss it at some point, let's have something

By mick@... · #1034 ·

[PATCH v8] Add performance monitoring unit extension

This patch adds SBI performance monitoring unit (PMU) extension which allows S-mode (or VS-mode) software to configure hardware (or firmware) performance counters with help of M-mode (or HS-mode)

By Anup Patel · #1033 ·

Re: [PATCH] Add direct memory access synchronize extension

Thx Anup, Reviewed-by: Guo Ren <guoren@...> It's Okay for us, I'll follow that. May I write a new version of Linux implementation with the framework, or you've begun preparing that Linux

By @guoren · #1032 ·

Re: [PATCH] Add direct memory access synchronize extension

By Anup Patel · #1031 ·

Re: [PATCH] Add direct memory access synchronize extension

Στις 2021-06-04 23:01, Atish Patra έγραψε: M-mode can share a code region with S-mode using PMP/ePMP and let S-mode map that region as executable on its address space. With the current PMP

By mick@... · #1030 ·

Re: [PATCH] Add direct memory access synchronize extension

Agreed. The firmware code will still be executed while the priv mode is S-mode right ? Wouldn't that violate the priv spec ? That's what I am thinking. The only additional cost is just a

By atishp@... · #1029 ·

Re: [PATCH 1/1] riscv-sbi.adoc: fix typos

Reviewed-by: Atish Patra <atish.patra@...> -- Regards, Atish

By atishp@... · #1028 ·

Re: [PATCH] riscv-sbi.adoc: Use 'an' before 'SBI'

Reviewed-by: Atish Patra <atish.patra@...> -- Regards, Atish

By atishp@... · #1027 ·

Re: [PATCH v6 1/2] riscv-platform-spec: PLIC and CLINT for Linux-2022 platform

IIRC, PLIC spec was never reviewed widely. As this group is more active now, tt would be good to send it as a separate patch so we can do a detailed review of that as well. I am just concerned about

By atishp@... · #1026 ·

Re: [PATCH] Clarify that a SBI extension cannot be partially implemented

This one is more verbose but sounds better to me. May be we should just explicitly say that "all functions belonging to that extension must be implemented" similar to the below version. --

By atishp@... · #1025 ·

[PATCH] riscv-sbi.adoc: Use 'an' before 'SBI'

%s/a SBI/an SBI/ %s/A SBI/An SBI/ Signed-off-by: Bin Meng <bmeng.cn@...> --- riscv-sbi.adoc | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/riscv-sbi.adoc

By Bin Meng · #1024 ·

Re: [PATCH] Clarify that a SBI extension cannot be partially implemented

Hi Heinrich, Sure. Will send a new patch to fix other places in the same file. How about: If sbi_probe_extension() signals that an extension is available, all functions that conform to the SBI

By Bin Meng · #1023 ·

Re: [PATCH] Clarify that a SBI extension cannot be partially implemented

a %s/a SBI/an SBI/ (as you will pronounce SBI as as-bee-aye) Can we do away with all the placeholders? How about: "SBI extensions as whole are optional but they shall not be partially implemented:

By Heinrich Schuchardt · #1022 ·

Re: [PATCH] Add direct memory access synchronize extension

By Anup Patel · #1021 ·

[PATCH] Clarify that a SBI extension cannot be partially implemented

Signed-off-by: Bin Meng <bmeng.cn@...> --- riscv-sbi.adoc | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/riscv-sbi.adoc b/riscv-sbi.adoc index 11c30c3..8696f97 100644 ---

By Bin Meng · #1020 ·

Re: [PATCH] Add direct memory access synchronize extension

I can send a patch. I know probe() can be helpful. I just don't see the value of using version number to determine whether a certain SBI extension is avaiable. Regards, Bin

By Bin Meng · #1019 ·

Re: [PATCH] Add direct memory access synchronize extension

By Anup Patel · #1018 ·

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