linux-kernel - Re: [PATCH] MIPS: Loongson64: Define PCI

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Message-ID: <20200528074539.GC10708@alpha.franken.de>
Date:   Thu, 28 May 2020 09:45:39 +0200
From:   Thomas Bogendoerfer <tsbogend@...ha.franken.de>
To:     Jiaxun Yang <jiaxun.yang@...goat.com>
Cc:     linux-mips@...r.kernel.org, Huacai Chen <chenhc@...ote.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] MIPS: Loongson64: Define PCI_IOBASE

On Wed, May 27, 2020 at 09:17:21PM +0800, Jiaxun Yang wrote:
> PCI_IOBASE is used to create VM maps for PCI I/O ports, it is
> required by generic PCI drivers to make memory mapped I/O range
> work.
> 
> To deal with legacy drivers that have fixed I/O ports range we
> reserved 0x10000 in PCI_IOBASE, should be enough for i8259 i8042
> stuff.
> 
> Signed-off-by: Jiaxun Yang <jiaxun.yang@...goat.com>
> ---
>  .../mips/include/asm/mach-loongson64/spaces.h |  8 ++++
>  arch/mips/loongson64/init.c                   | 42 ++++++++++++++++++-
>  2 files changed, 48 insertions(+), 2 deletions(-)

that looks so much nicer, thank you for doing this. Applied to mips-next.

Thomas.

-- 
Crap can work. Given enough thrust pigs will fly, but it's not necessarily a
good idea.                                                [ RFC1925, 2.3 ]