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Re: [PATCH] target/openrisc: implement shutdown and reset helpers
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From: |
Jason A. Donenfeld |
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Subject: |
Re: [PATCH] target/openrisc: implement shutdown and reset helpers |
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Date: |
Tue, 3 May 2022 10:54:41 +0200 |
On Mon, May 02, 2022 at 04:57:43PM -0700, Richard Henderson wrote:
> On 5/2/22 15:52, Jason A. Donenfeld wrote:
> > OpenRISC defines various nop instructions in or1k as meaning shutdown or
> > reset. Implement these in TCG. This has been tested with Linux and
> > confirmed to work.
>
> No, OpenRISC does not define various nop instructions, etc.
>
> OpenRISC defines a Power Management Register to handle doze and suspend;
> there is no
> specification for shutdown or reset.
>
> See https://openrisc.io/architecture
Stafford is in the process of documenting/spec'ing the nop stuff.
>
>
> r~
>