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Re: Semihosting, arm, riscv, ppc and common code

From: Benjamin Herrenschmidt
Subject: Re: Semihosting, arm, riscv, ppc and common code
Date: Tue, 14 Jan 2020 18:53:01 +1100

On Tue, 2020-01-14 at 09:32 +0200, Liviu Ionescu wrote:
> > On 14 Jan 2020, at 08:25, Benjamin Herrenschmidt <
> > address@hidden> wrote:
> > 
> > I noticed that the bulk of arm-semi.c (or riscv-semi.c) is
> > trivially
> > made completely generic by doing a couple of changes:
> Last year I did a similar exercise in OpenOCD, where I took the Arm
> semihosting code from the Arm specific location, extracted the common
> part, updated it for latest Arm 64-bit specs, and then used the
> common code for both Arm and RISC-V.
> If you think useful, you might take a look there too.

Well, one of the LCA talks wasn't that interesting so I started doing
it and am almost done :-)

I'll look at doing something for arm, riscv and ppc and send patches
once I get it working.


> Regards,
> Liviu

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