From owner-freebsd-mobile Wed May 23 12:46:47 2001 Delivered-To: freebsd-mobile@freebsd.org Received: from odin.ac.hmc.edu (Odin.AC.HMC.Edu [134.173.32.75]) by hub.freebsd.org (Postfix) with ESMTP id 915A037B43C for ; Wed, 23 May 2001 12:46:41 -0700 (PDT) (envelope-from brdavis@odin.ac.hmc.edu) Received: (from brdavis@localhost) by odin.ac.hmc.edu (8.11.0/8.11.0) id f4NJhEc21354; Wed, 23 May 2001 12:43:14 -0700 Date: Wed, 23 May 2001 12:43:14 -0700 From: Brooks Davis To: Warner Losh Cc: John Reynolds~ , mobile@FreeBSD.ORG Subject: Re: TESTIT: Patch to turn pcic_pci into real device Message-ID: <20010523124314.A20751@Odin.AC.HMC.Edu> References: <15115.56544.943533.1140@hip186.ch.intel.com> <200105230335.f4N3ZeE44422@harmony.village.org> <15115.56544.943533.1140@hip186.ch.intel.com> <200105231926.f4NJQkE49174@harmony.village.org> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-md5; protocol="application/pgp-signature"; boundary="ew6BAiZeqk4r7MaW" Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <200105231926.f4NJQkE49174@harmony.village.org>; from imp@harmony.village.org on Wed, May 23, 2001 at 01:26:46PM -0600 Sender: owner-freebsd-mobile@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org --ew6BAiZeqk4r7MaW Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, May 23, 2001 at 01:26:46PM -0600, Warner Losh wrote: > Right now we put all PCI chipsets into a legacy mode where they > respond to the old 0x3e0 address and then let the ISA probe do its > magic. This is broken in several ways, but works well enough to allow > almost all laptops to work correctly. >=20 > These patches change that. They make the pcic driver attach to the > pci bus and talk to the chips via the memory mapped registers rather > than the I/O ports on the ISA bus. This will make a marginal speed > improvement, but the massive delays in the code likely swamp any speed > increase that you'll see. Is this patch supposed to fix the problem that you have to change the hints for PCI<->PC-card bridges like the Cirrus Logic PD6729s because they don't have a legacy mode? We've got an old Gateway Solo at work that has one of these. -- Brooks --=20 Any statement of the form "X is the one, true Y" is FALSE. PGP fingerprint 655D 519C 26A7 82E7 2529 9BF0 5D8E 8BE9 F238 1AD4 --ew6BAiZeqk4r7MaW Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.4 (GNU/Linux) Comment: For info see http://www.gnupg.org iD8DBQE7DBLSXY6L6fI4GtQRAgG0AJ9Y0gHf7XGy5rFZ8r0G3QaA9bRTGgCgk4R0 aVJiTHfxwRocMWhJ3IgaxoY= =P9w/ -----END PGP SIGNATURE----- --ew6BAiZeqk4r7MaW-- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-mobile" in the body of the message