Re: [PATCH v2 1/4] riscv: Extend cpufeature.c to detect vendor extensions

Conor Dooley
2024-06-13T14:44:40Z

[-- Attachment #1.1: Type: text/plain, Size: 749 bytes --]

On Sun, Jun 09, 2024 at 09:34:14PM -0700, Charlie Jenkins wrote:
> Instead of grouping all vendor extensions into the same riscv_isa_ext
> that standard instructions use, create a struct
> "riscv_isa_vendor_ext_data_list" that allows each vendor to maintain
> their vendor extensions independently of the standard extensions.
> xandespmu is currently the only vendor extension so that is the only
> extension that is affected by this change.
>
> An additional benefit of this is that the extensions of each vendor can
> be conditionally enabled. A config RISCV_ISA_VENDOR_EXT_ANDES has been
> added to allow for that.
>
> Signed-off-by: Charlie Jenkins <charlie@rivosinc.com>

Reviewed-by: Conor Dooley <conor.dooley@microchip.com>

[-- Attachment #1.2: signature.asc --]
[-- Type: application/pgp-signature, Size: 228 bytes --]

[-- Attachment #2: Type: text/plain, Size: 161 bytes --]