linux-kernel - Re: [PATCH] i2c: cadence: Handling Slave monitor mode

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>] [<thread-prev] [day] [month] [year] [list]

Date:	Sat, 4 Apr 2015 17:34:47 +0200
From:	Wolfram Sang <wsa@...-dreams.de>
To:	Nava kishore Manne <nava.manne@...inx.com>
Cc:	Harini Katakam <harinikatakamlinux@...il.com>,
	Michal Simek <michals@...inx.com>,
	Soren Brinkmann <sorenb@...inx.com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-i2c@...r.kernel.org" <linux-i2c@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Anirudha Sarangi <anirudh@...inx.com>,
	Srikanth Vemula <svemula@...inx.com>
Subject: Re: [PATCH] i2c: cadence: Handling Slave monitor mode

> > So, it is kind of flooding the bus until the timeout? That is not a single zero
> > byte message.
> >
> It will not flooding the bus until the timeout. Once it fails to access the bus it will be ideal for 15 clock cycles. Master again retrying to access the
> Slave immediately after the 15 clock cycles (There is a register in the controller to set the retry value min: 0 cycles, max: 16 cycles).This process will repeat until
> The software timeout will happen (1000msec).

Compared to do one access only this is "kind of flooding", no?


Download attachment "signature.asc" of type "application/pgp-signature" (820 bytes)