From: Andrei Borzenkov <arvidjaar@gmail.com>
To: Heiher <r@hev.cc>
Cc: The development of GNU GRUB <grub-devel@gnu.org>
Subject: Re: [PATCH] MIPS: Fix get dma physical address for Loongson
Date: Fri, 12 Jun 2015 15:30:35 +0300 [thread overview]
Message-ID: <20150612153035.3f617243@opensuse.site> (raw)
In-Reply-To: <CAHirt9hn0jWDj7wPBTJcQxHRt1+Ej_i_hf-hVLQw2WeOzUX4XA@mail.gmail.com>
В Fri, 12 Jun 2015 20:28:16 +0800
Heiher <r@hev.cc> пишет:
> Hi,
>
> I think this is a old mistake. It caused Loongson 3 pci devices are broken.
> The lowest 29-bit address of dma chunk is physical address. It or
> 0x80000000 will be convert to cached virtual address.
>
Please in future put commit text in your patch, so it can be applied
using git am. Thank you.
prev parent reply other threads:[~2015-06-12 12:30 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-12 12:28 [PATCH] MIPS: Fix get dma physical address for Loongson Heiher
2015-06-12 12:30 ` Andrei Borzenkov [this message]
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