Re: [PATCH v2 03/19] riscv: hwprobe: add support for scalar crypto ISA extensions

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On 18/10/2023 19:24, Evan Green wrote:
> On Tue, Oct 17, 2023 at 6:15 AM Clément Léger <cleger@xxxxxxxxxxxx> wrote:
>>
>> Export the following scalar crypto extensions through hwprobe:
>>
>> - Zbkb
>> - Zbkc
>> - Zbkx
>> - Zknd
>> - Zkne
>> - Zknh
>> - Zksed
>> - Zksh
>> - Zkt
>>
>> Signed-off-by: Clément Léger <cleger@xxxxxxxxxxxx>
>> ---
>>  Documentation/riscv/hwprobe.rst       | 30 +++++++++++++++++++++++++++
>>  arch/riscv/include/uapi/asm/hwprobe.h | 10 +++++++++
>>  arch/riscv/kernel/sys_riscv.c         | 10 +++++++++
>>  3 files changed, 50 insertions(+)
>>
>> diff --git a/Documentation/riscv/hwprobe.rst b/Documentation/riscv/hwprobe.rst
>> index a52996b22f75..968895562d42 100644
>> --- a/Documentation/riscv/hwprobe.rst
>> +++ b/Documentation/riscv/hwprobe.rst
>> @@ -77,6 +77,36 @@ The following keys are defined:
>>    * :c:macro:`RISCV_HWPROBE_EXT_ZBS`: The Zbs extension is supported, as defined
>>         in version 1.0 of the Bit-Manipulation ISA extensions.
>>
>> +  * :c:macro:`RISCV_HWPROBE_EXT_ZBC` The Zbc extension is supported, as defined
>> +       in version 1.0 of the Scalar Crypto ISA extensions.
> 
> At least in my v1.0.1 version of the crypto scalar spec, I don't see
> Zbc. That seems to be defined in the bit manipulation extensions.

Thanks for catching this, this should be same than the previous line. I
will actually move the ZBC on another patch since it is not scalar crypto.

Clément




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