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Re: [MiNT] Fix wrong size of outgoing packets in the FEC driver

To: mint list <mint@lists.fishpool.fi>
Subject: Re: [MiNT] Fix wrong size of outgoing packets in the FEC driver
From: Markus Fröschle <mfro@mubf.de>
Date: Thu, 4 Sep 2014 22:43:15 +0200
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Am 04.09.2014 um 22:19 schrieb Vincent Rivière <vincent.riviere@freesbee.fr>:

> Indeed, but BSET does the same, without that read-modify-write mess at bus level!
> 
> BSET sets a bit... but returns the old value in the Z flag!
> So it reads value and also modifies it, in a single non-interruptible instruction. Still valid for a semaphore on a single-processor environment.

O yes. Of course. I knew that - before I forgot ;)

Thanks!

References:
- [MiNT] [PATCH] Fix wrong size of outgoing packets in the FEC driver
  - From: Vincent Rivière <vincent.riviere@freesbee.fr>
- Re: [MiNT] [PATCH] Fix wrong size of outgoing packets in the FEC driver
  - From: "markus@mubf.de" <markus@mubf.de>
- Re: [MiNT] Fix wrong size of outgoing packets in the FEC driver
  - From: Vincent Rivière <vincent.riviere@freesbee.fr>
- Re: [MiNT] Fix wrong size of outgoing packets in the FEC driver
  - From: "markus@mubf.de" <markus@mubf.de>
- Re: [MiNT] Fix wrong size of outgoing packets in the FEC driver
  - From: Vincent Rivière <vincent.riviere@freesbee.fr>
- Re: [MiNT] Fix wrong size of outgoing packets in the FEC driver
  - From: Markus Fröschle <markus@mubf.de>
- Re: [MiNT] Fix wrong size of outgoing packets in the FEC driver
  - From: Vincent Rivière <vincent.riviere@freesbee.fr>

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