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From: Benjamin Herrenschmidt <bh40@calva.net>
To: Geert Uytterhoeven <geert@linux-m68k.org>,
	<linuxppc-dev@lists.linuxppc.org>
Subject: Re: xf 4.0.1 with rage II/rage pro -- multi-headed display!
Date: Wed, 27 Sep 2000 19:22:30 +0200	[thread overview]
Message-ID: <19340822105414.6793@mailhost.mipsys.com> (raw)
In-Reply-To: <Pine.LNX.4.10.10009271341020.383-100000@cassiopeia.home>


>> One thing: I'd be interested in figuring out what happens if you simply
>> leave this nasty ATI BAR unassigned (write 0xffffffff and then 0 to it).
>> Will the controller fail ?
>
>Well, according to Matt Porter, 0 is a valid address in PCI 2.2. So how
do you
>disable BARs for PCI 2.2-compliant devices?
>
>And I'm afraid what XFree86 4.x will do with BARs set to 0. Probably it will
>try to relocate them. I guess that's how it crashes on my box with an
>unitialized S3...

Well, I may be wrong here, but the cause of our problem (the MMIO BAR
overlapping the framebuffer BAR causing XFree to bark) may also be an
XFree problem. I think we never completely figured out if what MacOS does
to the chip is valid or not (because of priority-decoding).

Ben.

** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/

  reply	other threads:[~2000-09-27 17:22 UTC|newest]

Thread overview: 119+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2000-09-23 12:52 xf 4.0.0/1 with rage II/rage pro -- should the ati driver work? R Shapiro
2000-09-23 15:00 ` Michel Dänzer
2000-09-23 15:32   ` R Shapiro
2000-09-23 16:09     ` Michael Schmitz
2000-09-23 22:19       ` R Shapiro
2000-09-23 22:25         ` Michael Schmitz
2000-09-24 13:42           ` Geert Uytterhoeven
2000-09-25 17:37             ` Michael Schmitz
2000-09-26 10:13               ` Geert Uytterhoeven
2000-09-25 17:39             ` Kostas Gewrgiou
2000-09-25 18:38               ` Michael Schmitz
2000-09-23 23:20     ` Michel Dänzer
2000-09-23 17:08   ` Michel Lanners
2000-09-24 13:30     ` Michel Dänzer
2000-09-24 16:02       ` Martin Costabel
2000-09-24 16:14         ` Michel Dänzer
2000-09-29 10:35           ` Michel Dänzer
2000-09-29 15:24             ` Kohkichi Hosoda
2000-09-29 15:32               ` Michel Dänzer
2000-09-30  6:21                 ` Kohkichi Hosoda
2000-09-24 13:43     ` Geert Uytterhoeven
2000-09-25  8:56     ` Michael Schmitz
2000-09-23 17:37 ` William Blew
2000-09-24 19:51   ` xf 4.0.1 with rage II/rage pro -- multi-headed display! R Shapiro
2000-09-24 23:17     ` Michel Dänzer
2000-09-25  1:24       ` R Shapiro
2000-09-25  6:43         ` Martin Costabel
2000-09-25  9:52           ` Kostas Gewrgiou
2000-09-25 10:38           ` xf 4.0.1 fbdev screenblanking R Shapiro
2000-09-25 12:52       ` xf 4.0.1 with rage II/rage pro -- multi-headed display, xinerama R Shapiro
2000-09-25 17:43         ` Michel Dänzer
2000-09-25 18:57           ` R Shapiro
2000-09-25 18:59             ` Michel Dänzer
2000-09-25  9:03     ` xf 4.0.1 with rage II/rage pro -- multi-headed display! Michael Schmitz
2000-09-25 11:39       ` R Shapiro
2000-09-25 12:42         ` Michael Schmitz
2000-09-26 16:26           ` Geert Uytterhoeven
2000-09-26 18:35             ` Michael Schmitz
2000-09-26 18:46               ` Olaf Hering
2000-09-26 19:27                 ` Michael Schmitz
2000-09-26 19:32                   ` Olaf Hering
2000-09-26 19:51                     ` Michael Schmitz
2000-09-26 21:02                 ` Benjamin Herrenschmidt
2000-09-27  5:32                   ` PCI fixups (was: re: xf 4.0.1 with rage II/rage...) Michel Lanners
2000-09-27 10:33                     ` Benjamin Herrenschmidt
2000-09-28  6:00                       ` Michel Lanners
2000-09-27 10:08                   ` xf 4.0.1 with rage II/rage pro -- multi-headed display! Olaf Hering
2000-09-27 11:43                   ` Geert Uytterhoeven
2000-09-27 17:22                     ` Benjamin Herrenschmidt [this message]
2000-09-27 17:49                     ` Kostas Gewrgiou
2000-09-28 10:00                       ` Geert Uytterhoeven
2000-09-29 14:57                         ` Kostas Gewrgiou
2000-09-27 11:20               ` Geert Uytterhoeven
2000-09-27 18:21                 ` Michael Schmitz
2000-09-27 20:32                   ` Benjamin Herrenschmidt
2000-09-28 17:55                     ` Michael Schmitz
2000-09-26 19:04       ` xf 4.0.1 + ati driver with rage II/rage pro R Shapiro
2000-09-26 19:24         ` Michel Dänzer
2000-09-26 19:33           ` Michael Schmitz
2000-09-26 20:55             ` R Shapiro
2000-09-26 21:19             ` R Shapiro
2000-09-27 18:36               ` Michael Schmitz
2000-09-27 18:45                 ` R Shapiro
2000-09-27 19:07                   ` Michael Schmitz
2000-09-27 19:16                     ` R Shapiro
2000-09-27 19:18                       ` Michael Schmitz
2000-09-28  0:05                     ` Michel Dänzer
2000-09-28 17:14                       ` Kostas Gewrgiou
2000-09-29  9:03                         ` Michel Dänzer
2000-09-29 16:55                           ` Kostas Gewrgiou
2000-09-28 11:18                 ` Geert Uytterhoeven
2000-09-29 12:02                   ` Michel Dänzer
2000-09-29 14:17                     ` R Shapiro
2000-09-29 14:34                       ` Michael Schmitz
2000-09-29 15:33                         ` R Shapiro
2000-09-29 19:33                           ` Michael Schmitz
2000-09-29 20:54                             ` R Shapiro
2000-09-29 21:04                               ` Michael Schmitz
2000-09-30  1:40                                 ` R Shapiro
2000-09-29 21:14                             ` lsprop Hollis R Blanchard
2000-09-29 16:25                         ` xf 4.0.1 + ati driver with rage II/rage pro Kostas Gewrgiou
2000-09-29 16:39                           ` Michel Dänzer
2000-09-29 19:40                           ` Michael Schmitz
2000-09-30 14:10                             ` Kostas Gewrgiou
2000-10-01 17:02                               ` Michael Schmitz
2000-10-02  9:52                                 ` Michel Dänzer
2000-10-02 15:00                                 ` Geert Uytterhoeven
2000-10-02 19:50                                   ` Michael Schmitz
2000-10-01 17:59                               ` Patch: PCI resource fixup for atyfb (was: Re: xf 4.0.1 + ati driver with rage II/rage pro) Michael Schmitz
2000-10-01 20:44                                 ` Olaf Hering
2000-10-02 14:59                                   ` Geert Uytterhoeven
2000-10-02 20:11                                     ` Michael Schmitz
2000-10-02 20:48                                       ` Benjamin Herrenschmidt
2000-10-02 20:52                                         ` Michael Schmitz
2000-10-03 11:10                                           ` Geert Uytterhoeven
2000-10-03 15:15                                             ` Michael Schmitz
2000-10-03 17:20                                               ` Geert Uytterhoeven
2000-10-02 20:47                                     ` Olaf Hering
2000-10-02 20:56                                       ` Patch: PCI resource fixup for atyfb (was: Re: xf 4.0.1 + atidriver " Michel Dänzer
2000-10-02 21:04                                         ` Olaf Hering
2000-10-02 21:11                                           ` Patch: PCI resource fixup for atyfb (was: Re: xf 4.0.1 + atidriverwith " Michel Dänzer
2000-10-02 21:33                                             ` Olaf Hering
2000-10-03 11:14                                           ` Patch: PCI resource fixup for atyfb (was: Re: xf 4.0.1 + atidriver with " Geert Uytterhoeven
2000-10-03 16:19                                           ` Michael Schmitz
2000-10-03 17:12                                             ` Patch: PCI resource fixup for atyfb (was: Re: xf 4.0.1 + atidriverwith " Michel Dänzer
2000-10-03 17:23                                               ` Michael Schmitz
2000-10-03 11:01                                       ` Patch: PCI resource fixup for atyfb (was: Re: xf 4.0.1 + ati driver with " Geert Uytterhoeven
2000-10-03 15:42                                         ` Olaf Hering
2000-10-03 16:33                                           ` Michael Schmitz
2000-10-04 18:09                                             ` Geert Uytterhoeven
2000-10-02 20:57                                     ` Olaf Hering
2000-10-01 21:52                                 ` William Blew
2000-10-02 20:21                                 ` R Shapiro
2000-10-02 20:27                                   ` Michael Schmitz
2000-09-29 17:23                         ` xf 4.0.1 + ati driver with rage II/rage pro R Shapiro
2000-09-29 19:45                           ` Michael Schmitz
2000-09-29 14:55                       ` Michel Dänzer
2000-09-29 17:27                         ` R Shapiro
2000-09-30 15:05                       ` Michel Dänzer

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