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From: "Maciej W. Rozycki" <macro@orcam.me.uk>
To: Jiaxun Yang <jiaxun.yang@flygoat.com>
Cc: Paul Cercueil <paul@crapouillou.net>,
	"linux-mips@vger.kernel.org" <linux-mips@vger.kernel.org>,
	linux-kernel@vger.kernel.org,
	Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Subject: Re: [PATCH 1/2] MIPS: Allow MIPS32R2 kernel to run on P5600 and M5150
Date: Tue, 30 May 2023 13:16:32 +0100 (BST)	[thread overview]
Message-ID: <alpine.DEB.2.21.2305301315120.42601@angie.orcam.me.uk> (raw)
In-Reply-To: <BCECE3BF-7A4D-43BF-8AA8-2232D974CD71@flygoat.com>

On Tue, 30 May 2023, Jiaxun Yang wrote:

> > Sure, but this change is not needed for it.  You just need to declare 
> > which ISA revisions your platform supports and leave `__get_cpu_type' 
> > alone.  It has worked like that for a decade now.
> 
> I’m afraid it won’t work as you expected.
> 
> Actually I ran into a problem that `case CPU_P5600` in c-r4k.c is optimised out
> by compiler, because the codepath is marked as unreachable.

 Maybe there's a bug elsewhere then.  Send me your .config and I'll try to 
reproduce it.

  Maciej

  reply	other threads:[~2023-05-30 12:16 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-29 13:52 [PATCH 1/2] MIPS: Allow MIPS32R2 kernel to run on P5600 and M5150 Jiaxun Yang
2023-05-29 13:52 ` [PATCH 2/2] MIPS: generic: Allow R5 CPUs to be selected Jiaxun Yang
2023-05-30 13:37   ` Serge Semin
2023-06-09  8:21   ` Thomas Bogendoerfer
2023-05-30  8:03 ` [PATCH 1/2] MIPS: Allow MIPS32R2 kernel to run on P5600 and M5150 Maciej W. Rozycki
2023-05-30  8:18   ` Paul Cercueil
2023-05-30  9:13     ` Maciej W. Rozycki
2023-05-30 10:11   ` Jiaxun Yang
2023-05-30 11:07     ` Maciej W. Rozycki
2023-05-30 11:54       ` Jiaxun Yang
2023-05-30 12:16         ` Maciej W. Rozycki [this message]
2023-05-30 12:41           ` Serge Semin
2023-05-30 12:51             ` Serge Semin
2023-05-30 12:57               ` Jiaxun Yang
2023-05-30 13:10           ` Jiaxun Yang
2023-05-30 13:14             ` Maciej W. Rozycki
2023-05-30 13:33             ` Serge Semin

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