RE: [PATCH] fix idiocy in asd_init_lseq_mdp()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



James,

asd_write_reg_dword() is the correct implementation for writing the
LmM0INTEN_MASK to the LmSEQ_INTEN_SAVE register.

Jack 



-----Original Message-----
From: James Bottomley [mailto:[email protected]] 
Sent: Monday, September 25, 2006 1:43 PM
To: Hammer, Jack; Al Viro
Cc: Luben Tuikov; [email protected]; [email protected];
[email protected]
Subject: Re: [PATCH] fix idiocy in asd_init_lseq_mdp()

On Mon, 2006-09-25 at 18:39 +0100, Al Viro wrote:
> Far more interesting question: where does the hardware expect to see 
> the upper 16 bits of that 32bit value?  Which one it is -
> LmSEQ_INTEN_SAVE(lseq)
> ori LmSEQ_INTEN_SAVE(lseq) + 2?

I don't honestly know.  The change was made as part of a slew of changes
by Robert Tarte at Adaptec to make the driver run on Big Endian
platforms.  I've copied Jack Hammer who's now looking after it in the
hope that he can enlighten us.

James



-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]
  Powered by Linux