From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:56098) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aKzFc-00023V-97 for qemu-devel@nongnu.org; Sun, 17 Jan 2016 21:09:01 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aKzFb-0002PS-6Y for qemu-devel@nongnu.org; Sun, 17 Jan 2016 21:09:00 -0500 Received: from ozlabs.org ([2401:3900:2:1::2]:34175) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aKzFa-0002PJ-Rl for qemu-devel@nongnu.org; Sun, 17 Jan 2016 21:08:59 -0500 Date: Mon, 18 Jan 2016 12:54:00 +1100 From: David Gibson Message-ID: <20160118015400.GF9301@voom.fritz.box> References: <1452860484-12236-1-git-send-email-david@gibson.dropbear.id.au> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="bFsKbPszpzYNtEU6" Content-Disposition: inline In-Reply-To: <1452860484-12236-1-git-send-email-david@gibson.dropbear.id.au> Subject: Re: [Qemu-devel] [PATCHv3 0/4] Start allowing ISA to be configured out List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: peter.maydell@linaro.org, mst@redhat.com Cc: armbru@redhat.com, peter.crosthwaite@xilinx.com, lcapitulino@redhat.com, qemu-devel@nongnu.org, agraf@suse.de --bFsKbPszpzYNtEU6 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Jan 15, 2016 at 11:21:20PM +1100, David Gibson wrote: > Finally got around to respinning this series I last sent out ~6 months > ago. >=20 > At the moment isa-bus.c is compiled unconditionally for all targets. > However, some targets have never used legacy ISA devices. Many more > targets have at least some machine types without ISA. >=20 > These patches allow ISA bus to be disabled in the configuration, thus > allowing cut down configurations for targets and machine types that > don't have ISA. >=20 > Actually turning off ISA will require more than this for most targets > - there are a number of non-obvious dependencies on the ISA code. > b19c1c0 "isa: remove isa_mem_base variable" already got rid of an > important one (VGA depended on ISA). Patches 2/4 and 4/4 in this > series remove some more. There are a number more though, for example > CONFIG_IDE_CORE depends on ISA and the HMP "info irq" command depends > on I8259 code. >=20 > But, these patches patch should allow easier experimentation so we can > chip away at those dependencies on legacy code in the future. I'm not really sure how to go about moving this forward. Michael, should this go through your tree, or should I send a pull request direct to Peter? If the latter, whose acks will I need? --=20 David Gibson | I'll have my music baroque, and my code david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_ | _way_ _around_! http://www.ozlabs.org/~dgibson --bFsKbPszpzYNtEU6 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJWnEW4AAoJEGw4ysog2bOSbJIP/2B/6U2zWEbSzEikJi5bmuWQ krlhFT8cnKvXD+7ME3pRLWXYbm7uHhJW+ZPW4zSq4Y/Kxf/OMGeCoG7pze2e0VKn veWmd/XTOIczDG4y9m8M4kZnPaXl515ToKXtAem8ibkAuzrMs+TdcUc5Sv/X6vcm YE8xJ8k50jfQoLlVfMG/r/BwLvnqImMZxOtsRRrWyLMrfaodn+hRD4kPVapnhruH EKEWNa2M7y/lEhu3ItZ3M9z7ztgej9vALraH02rlpmXnkYC6dxZDIFB1Y5CgEUan tF/ytPjc/Z7mwzBnIeJMF/ujEDia27/cQhnBYoiaabFxY05biYQzMmuC8VY1DapH uD+F+M6zu3hhvhGRiX5EYU+SLVkFTd/kdPC3onRS5yM+DAsAySTLP5QNQKdYoglW KAsa8WoF2Uo8CNT9gzaecLyCohsDGCJlB2ZUa+1nhtR5h8NTV3i7TVR8LtTrZBi3 1ISiOIzmHy56lVnBZJ8M7pwSC2E4p7+ljTHeOmcEJrgGtpRhpyiF82NtJN/XVeOq WK9DuOwdvmyzvq5hgmb2T96C7sFjY/bky+FEhmonvPsahZLmP5ZTuwzVoUuOGxY8 /LZJnq3clxMA5W4G1g75KjZaxRfPJSqxh1DCUUQIq0AF0X9RMdEGL9C0PqUu5m/W sjB/qpur0O302ajbWvtu =6kdE -----END PGP SIGNATURE----- --bFsKbPszpzYNtEU6--