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From: Richard Henderson <richard.henderson@linaro.org>
To: Leandro Lupori <leandro.lupori@eldorado.org.br>,
	qemu-devel@nongnu.org, qemu-ppc@nongnu.org
Cc: danielhb413@gmail.com, groug@kaod.org, clg@kaod.org,
	pbonzini@redhat.com, alex.bennee@linaro.org,
	david@gibson.dropbear.id.au
Subject: Re: [RFC PATCH v3 1/5] ppc64: Add semihosting support
Date: Mon, 18 Apr 2022 16:33:54 -0700	[thread overview]
Message-ID: <09d9c016-fb7d-2728-32b5-3578374cdc70@linaro.org> (raw)
In-Reply-To: <20220418191100.270334-2-leandro.lupori@eldorado.org.br>

On 4/18/22 12:10, Leandro Lupori wrote:
> Add semihosting support for PPC64. This implementation is
> based on the standard for ARM semihosting version 2.0, as
> implemented by QEMU and documented in
> 
>      https://github.com/ARM-software/abi-aa/releases
> 
> The PPC64 specific differences are the following:
> 
> Semihosting Trap Instruction: sc 7
> Operation Number Register: r3
> Parameter Register: r4
> Return Register: r3
> Data block field size: 64 bits
> 
> Signed-off-by: Leandro Lupori<leandro.lupori@eldorado.org.br>
> ---
>   configs/devices/ppc64-softmmu/default.mak |  3 +++
>   qemu-options.hx                           | 18 ++++++++-----
>   semihosting/arm-compat-semi.c             | 33 +++++++++++++++++++++++
>   target/ppc/cpu.h                          |  3 ++-
>   target/ppc/excp_helper.c                  |  9 +++++++
>   target/ppc/translate.c                    | 14 ++++++++++
>   6 files changed, 72 insertions(+), 8 deletions(-)

Modulo whatever sc number yall settle on,

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~


  parent reply	other threads:[~2022-04-18 23:35 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-04-18 19:10 [RFC PATCH v3 0/5] Port PPC64/PowerNV MMU tests to QEMU Leandro Lupori
2022-04-18 19:10 ` [RFC PATCH v3 1/5] ppc64: Add semihosting support Leandro Lupori
2022-04-18 20:22   ` Cédric Le Goater
2022-04-20 17:54     ` Leandro Lupori
2022-04-20 18:18       ` Richard Henderson
2022-04-20 18:38         ` Leandro Lupori
2022-04-20 18:09     ` Leandro Lupori
2022-04-21  2:04       ` Nicholas Piggin
2022-04-21  6:21         ` Cédric Le Goater
2022-04-21  9:56           ` Nicholas Piggin
2022-04-28  3:56         ` Nicholas Piggin
2022-05-03 15:50           ` Fabiano Rosas
2022-05-10  9:41             ` Nicholas Piggin
2022-04-21  6:12       ` Cédric Le Goater
2022-04-18 23:33   ` Richard Henderson [this message]
2022-04-19  9:26   ` Peter Maydell
2022-04-20 18:20     ` Leandro Lupori
2022-04-20 19:24       ` Peter Maydell
2022-04-20 18:05   ` Peter Maydell
2022-04-20 18:30     ` Leandro Lupori
2022-04-18 19:10 ` [RFC PATCH v3 2/5] ppc64: Fix semihosting on ppc64le Leandro Lupori
2022-04-18 23:36   ` Richard Henderson
2022-04-20 18:42     ` Leandro Lupori
2022-04-20 19:42   ` Peter Maydell
2022-04-20 19:52     ` Richard Henderson
2022-04-21  8:46       ` Alex Bennée
2022-04-21  9:13       ` Peter Maydell
2022-04-21  9:43         ` Alex Bennée
2022-04-21 10:01           ` Peter Maydell
2022-04-18 19:10 ` [RFC PATCH v3 3/5] tests/tcg/ppc64: Add basic softmmu test support Leandro Lupori
2022-04-18 20:27   ` Cédric Le Goater
2022-04-18 21:52     ` Daniel Henrique Barboza
2022-04-20 18:13       ` Leandro Lupori
2022-04-18 19:10 ` [RFC PATCH v3 4/5] tests/tcg/ppc64: Add MMU test sources Leandro Lupori
2022-04-18 19:11 ` [RFC PATCH v3 5/5] tests/tcg/ppc64: Build PowerNV and LE tests Leandro Lupori

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