linux-kernel - Re: [PATCH 0/6] Clean up ARC code and fix IP22/28 early printk

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Date:   Wed, 9 Oct 2019 21:58:28 +0000
From:   Paul Burton <paul.burton@...s.com>
To:     Thomas Bogendoerfer <tbogendoerfer@...e.de>
CC:     Ralf Baechle <ralf@...ux-mips.org>,
        Paul Burton <pburton@...ecomp.com>,
        James Hogan <jhogan@...nel.org>,
        "linux-mips@...r.kernel.org" <linux-mips@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-mips@...r.kernel.org" <linux-mips@...r.kernel.org>
Subject: Re: [PATCH 0/6] Clean up ARC code and fix IP22/28 early printk

Hello,

Thomas Bogendoerfer wrote:
> While fixing the problem of not working EARLY_PRINTK on IP22/IP28
> I've removed not used ARC function and made 32bit ARC PROMs working
> with 64bit kernels. By switching to memory detection via PROM calls
> EARLY_PRINTK works now. And by using the regular 64bit spaces
> maximum memory of 384MB on Indigo2 R4k machines is working, too.
> 
> Thomas Bogendoerfer (6):
>   MIPS: fw: arc: remove unused ARC code
>   MIPS: fw: arc: use call_o32 to call ARC prom from 64bit kernel
>   MIPS: Kconfig: always select ARC_MEMORY and ARC_PROMLIB for platform
>   MIPS: fw: arc: workaround 64bit kernel/32bit ARC problems
>   MIPS: SGI-IP22: set PHYS_OFFSET to memory start
>   MIPS: SGI-IP22/28: Use PROM for memory detection

Series applied to mips-next.

> MIPS: fw: arc: remove unused ARC code
>   commit d11646b5ce93
>   https://git.kernel.org/mips/c/d11646b5ce93
>   
>   Signed-off-by: Thomas Bogendoerfer <tbogendoerfer@...e.de>
>   Signed-off-by: Paul Burton <paul.burton@...s.com>
> 
> MIPS: fw: arc: use call_o32 to call ARC prom from 64bit kernel
>   commit ce6c0a593b3c
>   https://git.kernel.org/mips/c/ce6c0a593b3c
>   
>   Signed-off-by: Thomas Bogendoerfer <tbogendoerfer@...e.de>
>   Signed-off-by: Paul Burton <paul.burton@...s.com>
> 
> MIPS: Kconfig: always select ARC_MEMORY and ARC_PROMLIB for platform
>   commit 39b2d7565a47
>   https://git.kernel.org/mips/c/39b2d7565a47
>   
>   Signed-off-by: Thomas Bogendoerfer <tbogendoerfer@...e.de>
>   Signed-off-by: Paul Burton <paul.burton@...s.com>
> 
> MIPS: fw: arc: workaround 64bit kernel/32bit ARC problems
>   commit 351889d35629
>   https://git.kernel.org/mips/c/351889d35629
>   
>   Signed-off-by: Thomas Bogendoerfer <tbogendoerfer@...e.de>
>   Signed-off-by: Paul Burton <paul.burton@...s.com>
> 
> MIPS: SGI-IP22: set PHYS_OFFSET to memory start
>   commit 931e1bfea403
>   https://git.kernel.org/mips/c/931e1bfea403
>   
>   Signed-off-by: Thomas Bogendoerfer <tbogendoerfer@...e.de>
>   Signed-off-by: Paul Burton <paul.burton@...s.com>
> 
> MIPS: SGI-IP22/28: Use PROM for memory detection
>   commit c0de00b286ed
>   https://git.kernel.org/mips/c/c0de00b286ed
>   
>   Signed-off-by: Thomas Bogendoerfer <tbogendoerfer@...e.de>
>   Signed-off-by: Paul Burton <paul.burton@...s.com>

Thanks,
    Paul

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