linux-kernel - RE: [PATCH] fix idiocy in asd_init_lseq

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Date:	Mon, 25 Sep 2006 15:56:11 -0400
From:	"Hammer, Jack" <Jack_Hammer@...ptec.com>
To:	"James Bottomley" <James.Bottomley@...elEye.com>,
	"Al Viro" <viro@....linux.org.uk>
Cc:	"Luben Tuikov" <ltuikov@...oo.com>, <dougg@...que.net>,
	<linux-scsi@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH] fix idiocy in asd_init_lseq_mdp()

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:James.Bottomley@...elEye.com] 
Sent: Monday, September 25, 2006 1:43 PM
To: Hammer, Jack; Al Viro
Cc: Luben Tuikov; dougg@...que.net; linux-scsi@...r.kernel.org;
linux-kernel@...r.kernel.org
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 majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/