Hi,
readq and writeq do the job.
On Thu, Feb 28, 2013 at 11:15 PM, valdis.kletni...@vt.edu wrote:
On Thu, 28 Feb 2013 22:46:58 +0100, Jagath Weerasinghe said:
What are the read/write kernel functions to access 64bit MMIO addresses?
Are there similar functions like readl() and writel() for
On Sun, 10 Mar 2013 20:35:37 +0100, Jagath Weerasinghe said:
readq and writeq do the job.
Please double-check how those are implemented on your architecture. I seem
to remember that on some systems, readq and writeq may not be atomic and
may become two bus cycles. And some hardware cares about
On Sun, 10 Mar 2013 20:35:37 +0100, Jagath Weerasinghe said:
Hi,
readq and writeq do the job.
(hit send too soon) Also, the read/write [bwlq] functions refer to the width
of the *data*, not the address
pgpRFJDCHascC.pgp
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Hi,
What are the read/write kernel functions to access 64bit MMIO addresses?
Are there similar functions like readl() and writel() for 64bit systems?
Regards,
Jagath
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Hi,
What are the read/write kernel functions to access 64bit MMIO addresses?
Are there similar functions like readl() and writel() for 64bit systems?
Regards,
Jagath
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