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SubjectRe: [PATCH 3/4] RISC-V: Support case insensitive ISA string parsing.
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On Mon, 2019-07-29 at 20:42 -0700, Palmer Dabbelt wrote:
> On Fri, 26 Jul 2019 15:20:47 PDT (-0700), Atish Patra wrote:
> > On 7/26/19 1:47 PM, Paul Walmsley wrote:
> > > On Fri, 26 Jul 2019, Atish Patra wrote:
> > >
> > > > As per riscv specification, ISA naming strings are
> > > > case insensitive. However, currently only lower case
> > > > strings are parsed during cpu procfs.
> > > >
> > > > Support parsing of upper case letters as well.
> > > >
> > > > Signed-off-by: Atish Patra <atish.patra@wdc.com>
> > >
> > > Is there a use case that's driving this, or
> >
> > Currently, we use all lower case isa string in kvmtool. But
> > somebody can
> > have uppercase letters in future as spec allows it.
> >
> >
> > can we just say, "use
> > > lowercase letters" and leave it at that?
> > >
> >
> > In that case, it will not comply with RISC-V spec. Is that okay ?
>
> We could make the platform spec say "use lowercase letters" and wipe
> our hands
> of it -- IIRC we still only support the lower case letters in GCC due
> to
> multilib headaches, so it's kind of the de-facto standard already.
>

Sounds good. That's what I suggested in earlier email as well.
It would be good to add "use lowercase letters" in yaml documentation
as well just to avoid any confusion at all.

I will send a v2 soon.

Regards,
Atish
> > > - Paul
> > >

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