Date: Sat, 15 Sep 2001 13:48:18 -0600 From: Drew Eckhardt <drew@PoohSticks.ORG> To: hackers@FreeBSD.ORG Subject: Re: Driver structures & alignment Message-ID: <200109151948.f8FJmIs88068@revolt.poohsticks.org> In-Reply-To: Your message of "Sat, 15 Sep 2001 12:26:15 PDT." <20010915122615.A72222@dragon.nuxi.com>
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In message <20010915122615.A72222@dragon.nuxi.com>, dev-null@NUXI.com writes: >On Sat, Sep 15, 2001 at 12:13:58PM -0600, Warner Losh wrote: >> unfortunately, there are many device structures that are passed around >> via DMA and hte like that don't let you do this... > >How come? The struct represents some [semi-]physical organization? Other hardware uses the data directly (say scatter/gathre lists for a SCSI host adapter or ethernet board) and you can't (or don't want to) change the firmware on the device. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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