Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Thu, 11 Oct 2001 17:17:46 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Thu, 11 Oct 2001 17:17:36 -0400 Received: from zcars0m9.nortelnetworks.com ([47.129.242.157]:32734 "EHLO zcars0m9.nortelnetworks.com") by vger.kernel.org with ESMTP id ; Thu, 11 Oct 2001 17:17:25 -0400 Message-ID: <3BC60CCB.4F525A02@nortelnetworks.com> Date: Thu, 11 Oct 2001 17:19:07 -0400 X-Sybari-Space: 00000000 00000000 00000000 From: "Christopher Friesen" X-Mailer: Mozilla 4.77 [en] (X11; U; Linux 2.4.3-custom i686) X-Accept-Language: en MIME-Version: 1.0 To: Mark Atwood Cc: Linux Kernel Development Subject: Re: Module read a file? In-Reply-To: Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Orig: Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Mark Atwood wrote: > > I'm modifying a PCMCIA driver module so that it can load new firmware > into the card when it's inserted. > > Rather than including the firmware inside the module's binary, I would > much rather be able to read it out of the filesystem. > > Are their any good examples of kernel code or kernel modules reading a > file out of the filesystem that I could copy or at least look to for > inspiration? What about adding an ioctl() and making a userspace tool to pass the new firmware down in a buffer? This lets you do more complicated error-checking and maybe some sort of validation of the firmware in userspace, saving on kernel size. Chris -- Chris Friesen | MailStop: 043/33/F10 Nortel Networks | work: (613) 765-0557 3500 Carling Avenue | fax: (613) 765-2986 Nepean, ON K2H 8E9 Canada | email: cfriesen@nortelnetworks.com - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/