linux-kernel - Re: [PATCH 2/5] hwmon: ina2xx: make shunt resistance configurable at run-time

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] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 25 Nov 2014 17:09:16 +0100
From:	Bartosz Gołaszewski <bgolaszewski@...libre.com>
To:	Guenter Roeck <linux@...ck-us.net>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Benoit Cousson <bcousson@...libre.com>,
	Patrick Titiano <ptitiano@...libre.com>
Subject: Re: [PATCH 2/5] hwmon: ina2xx: make shunt resistance configurable at run-time

2014-11-25 16:59 GMT+01:00 Guenter Roeck <linux@...ck-us.net>:
> For a given system it should always be known, and it appears unlikely
> that there is a system out there where the shunt resistor value can change.
>
> What system exactly are you talking about ?

We're talking about the ACME cape for BeagleBone Black:
http://baylibre.com/acme/

The probes you can see on the page can be connected in various
configurations and different probes have different shunt resistors.
Their values are set from the user-space after booting, hence the
patch.

Bart
--
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/