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From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Liviu Ionescu <ilg@livius.net>
Cc: "Paolo Bonzini" <pbonzini@redhat.com>,
	keithp@keithp.com, qemu-arm@nongnu.org,
	"Alex Bennée" <alex.bennee@linaro.org>,
	qemu-devel@nongnu.org
Subject: Re: Semihosting, arm, riscv, ppc and common code
Date: Tue, 14 Jan 2020 18:53:01 +1100	[thread overview]
Message-ID: <cd9a2de94700a2781f176247131dceba690d8f31.camel@kernel.crashing.org> (raw)
In-Reply-To: <AE7841A1-B4D6-4D6D-9AFD-01C4604D7BC4@livius.net>

On Tue, 2020-01-14 at 09:32 +0200, Liviu Ionescu wrote:
> > On 14 Jan 2020, at 08:25, Benjamin Herrenschmidt <
> > benh@kernel.crashing.org> 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.

Cheers,
Ben.

> 
> Regards,
> 
> Liviu



  reply	other threads:[~2020-01-14  7:54 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-14  6:25 Semihosting, arm, riscv, ppc and common code Benjamin Herrenschmidt
2020-01-14  7:32 ` Liviu Ionescu
2020-01-14  7:53   ` Benjamin Herrenschmidt [this message]
2020-01-14  9:51     ` Alex Bennée
2020-01-15  1:14       ` Benjamin Herrenschmidt
2020-01-15 12:01         ` Alex Bennée
2020-01-15 12:30           ` Liviu Ionescu
2020-01-15 21:28           ` Richard Henderson
2020-01-15 22:02             ` Liviu Ionescu
2020-01-16  2:04               ` Benjamin Herrenschmidt
2020-01-16  7:57                 ` Liviu Ionescu
2020-01-16  6:33           ` Benjamin Herrenschmidt
2020-01-14  9:59 ` Peter Maydell
2020-01-15  1:17   ` Benjamin Herrenschmidt
2020-01-15 13:32     ` Peter Maydell
2020-01-16  2:01       ` Benjamin Herrenschmidt
2020-01-16 11:05         ` Peter Maydell

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