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From: Nick Kossifidis <mick@ics.forth.gr>
To: Christoph Hellwig <hch@lst.de>
Cc: Mark Rutland <mark.rutland@arm.com>,
	devicetree@vger.kernel.org, linux-pm@vger.kernel.org,
	Sebastian Reichel <sre@kernel.org>,
	Rob Herring <robh+dt@kernel.org>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Paul Walmsley <paul.walmsley@sifive.com>,
	linux-riscv@lists.infradead.org
Subject: Re: QEMU RISC-V virt machine poweroff driver
Date: Sat, 16 Nov 2019 00:14:52 +0200
Message-ID: <cca46a52ee91548962e2f9da4cf2202e@mailhost.ics.forth.gr> (raw)
In-Reply-To: <20191107212408.11857-1-hch@lst.de>

Στις 2019-11-07 23:24, Christoph Hellwig έγραψε:
> Hi all,
> 
> this patch add a driver for the test device in the Qemu RISC-V
> virt machine which allows properly shutting down the VM.
> It also is added to the riscv defconfig given that qemu-virt
> is the most popular riscv platform.
> 
> _______________________________________________
> linux-riscv mailing list
> linux-riscv@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-riscv

We do this already through OpenSBI, I contributed a patch for this some 
time ago.

https://github.com/riscv/opensbi/commit/51e543511a7425da1a5378e149de0b45928c7111#diff-36ecc47313ff13e406c53b99471f294e

Last time I checked I could just halt and the system would shut down 
properly.

Regards,
Nick

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  parent reply index

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-07 21:24 Christoph Hellwig
2019-11-07 21:24 ` [PATCH 1/2] dt-bindings: power: reset: document the QEMU RISC-V virt machine poweroff device Christoph Hellwig
2019-11-07 21:52   ` Palmer Dabbelt
2019-11-07 22:32   ` Paul Walmsley
2019-11-14  1:44     ` Rob Herring
2019-11-07 21:24 ` [PATCH 2/2] power: reset: add a QEMU RISC-V virt machine poweroff driver Christoph Hellwig
2019-11-07 21:53   ` Palmer Dabbelt
2019-11-07 22:33   ` Paul Walmsley
2019-11-07 21:56 ` Palmer Dabbelt
2019-11-11 11:36 ` Anup Patel
2019-11-11 16:12   ` Christoph Hellwig
2019-11-11 17:20     ` Paul Walmsley
2019-11-12  4:16       ` Anup Patel
2019-11-14  1:50         ` Rob Herring
2019-11-15 22:14 ` Nick Kossifidis [this message]
2019-11-18  6:12   ` Anup Patel

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