Date: Wed, 23 Nov 2005 11:21:22 +0100 From: Mathieu Prevot <bsdhack@club-internet.fr> To: John Baldwin <jhb@freebsd.org> Cc: acpi@freebsd.org Subject: Re: [PATCH] Fix weird PCI bus numbers with pci_linkX Message-ID: <F956545B-2BBB-4EDB-B0BA-7CBC522AB3D6@club-internet.fr> In-Reply-To: <200511221719.47787.jhb@freebsd.org> References: <200511171725.27877.jhb@freebsd.org> <200511221543.18043.jhb@freebsd.org> <93F83148-4868-4158-80B7-FB4DCE87E1A5@club-internet.fr> <200511221719.47787.jhb@freebsd.org>
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Le 22 nov. 05 à 23:19, John Baldwin a écrit : > On Tuesday 22 November 2005 05:03 pm, Mathieu Prevot wrote: >> Le 22 nov. 05 à 21:43, John Baldwin a écrit : >>> On Tuesday 22 November 2005 03:03 pm, Mathieu Prevot wrote: >>>> Weird addresses disappeared. But I don't why I have invalid IRQ ... >>>> >>>> ... >>>> ACPI APIC Table: <VIAK8 AWRDACPI> >>>> ioapic0 <Version 0.3> irqs 0-23 on motherboard >>>> ... >>>> pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0 >>>> pci_link9: BIOS IRQ 11 for 0.16.INTA is invalid >>>> pci_link9: BIOS IRQ 5 for 0.16.INTB is invalid >>>> pci_link9: BIOS IRQ 10 for 0.16.INTC is invalid >>>> pci_link10: BIOS IRQ 10 for 0.17.INTC is invalid >>>> pci_link11: BIOS IRQ 11 for 0.18.INTA is invalid >>>> ... >>>> uhci0: <VIA 83C572 USB controller> port 0xd400-0xd41f irq 21 at >>>> device 16.0 on pci0 >>> >>> You are using an I/O APIC. In your ASL, your pci link resources >>> get different >>> IRQs when using APIC than when not using APIC. The BIOS never uses >>> APIC >>> mode, so it programs IRQs for each PCI device according to the non- >>> APIC (aka >>> PIC) mode. The messages above mean that we found out during the >>> boot that >>> the interrupt for 0.16.INTA (PCI bus 0, device (slot) 16, pin A#) >>> is routed >>> via the pci_link9 device, and that the BIOS had set the IRQ for >>> that device >>> to 11. However, when we switch over to APIC mode, then the list of >>> valid >>> IRQs for that link device are something like 20, 21, 22, and 23. >>> The IRQ the >>> BIOS used (11) isn't in that list, so we ignore it and pick an IRQ >>> out of the >>> list (21 in this case). You don't need to worry about these >>> messages. I'll >>> see if I can't shut them up in this case (BIOS uses an ISA IRQ but >>> this link >>> device only has non-ISA IRQs). >>> >>> In fact, I've just whipped up a patch to shut these warnings up. >>> It's >>> attached. >> >> Thanks very much for the explanation and the patch. > > Ah, you got it. Did you test it and did it work ok? It works (it was attached). In fact there is no warning anymore (dmesg). Maybe there is something more clean ;-) to do (changing "invalid" to something less alarmistic ?) for the repository ... ... ACPI APIC Table: <VIAK8 AWRDACPI> ioapic0 <Version 0.3> irqs 0-23 on motherboard acpi0: <VIAK8 AWRDACPI> on motherboard acpi0: Power Button (fixed) Timecounter "ACPI-fast" frequency 3579545 Hz quality 1000 acpi_timer0: <24-bit timer at 3.579545MHz> port 0x4008-0x400b on acpi0 cpu0: <ACPI CPU> on acpi0 acpi_button0: <Power Button> on acpi0 pcib0: <ACPI Host-PCI bridge> port 0xcf8-0xcff on acpi0 pci0: <ACPI PCI bus> on pcib0 pcib1: <PCI-PCI bridge> at device 1.0 on pci0 pci1: <PCI bus> on pcib1 pci1: <display, VGA> at device 0.0 (no driver attached) atapci0: <VIA 8237 UDMA133 controller> port 0x1f0-0x1f7,0x3f6,0x170-0x177,0x376,0xd000-0xd00f at device 15.0 on pci0 ata0: <ATA channel 0> on atapci0 ata1: <ATA channel 1> on atapci0 uhci0: <VIA 83C572 USB controller> port 0xd400-0xd41f irq 21 at device 16.0 on pci0 uhci0: [GIANT-LOCKED] usb0: <VIA 83C572 USB controller> on uhci0 usb0: USB revision 1.0 uhub0: VIA UHCI root hub, class 9/0, rev 1.00/1.00, addr 1 uhub0: 2 ports with 2 removable, self powered uhci1: <VIA 83C572 USB controller> port 0xd800-0xd81f irq 21 at device 16.1 on pci0 uhci1: [GIANT-LOCKED] usb1: <VIA 83C572 USB controller> on uhci1 usb1: USB revision 1.0 uhub1: VIA UHCI root hub, class 9/0, rev 1.00/1.00, addr 1 uhub1: 2 ports with 2 removable, self powered uhci2: <VIA 83C572 USB controller> port 0xdc00-0xdc1f irq 21 at device 16.2 on pci0 uhci2: [GIANT-LOCKED] usb2: <VIA 83C572 USB controller> on uhci2 usb2: USB revision 1.0 uhub2: VIA UHCI root hub, class 9/0, rev 1.00/1.00, addr 1 uhub2: 2 ports with 2 removable, self powered uhci3: <VIA 83C572 USB controller> port 0xe000-0xe01f irq 21 at device 16.3 on pci0 uhci3: [GIANT-LOCKED] usb3: <VIA 83C572 USB controller> on uhci3 usb3: USB revision 1.0 uhub3: VIA UHCI root hub, class 9/0, rev 1.00/1.00, addr 1 uhub3: 2 ports with 2 removable, self powered ehci0: <VIA VT6202 USB 2.0 controller> mem 0xea000000-0xea0000ff irq 21 at device 16.4 on pci0 ehci0: [GIANT-LOCKED] usb4: EHCI version 1.0 usb4: companion controllers, 2 ports each: usb0 usb1 usb2 usb3 usb4: <VIA VT6202 USB 2.0 controller> on ehci0 usb4: USB revision 2.0 uhub4: VIA EHCI root hub, class 9/0, rev 2.00/1.00, addr 1 uhub4: 8 ports with 8 removable, self powered isab0: <PCI-ISA bridge> at device 17.0 on pci0 isa0: <ISA bus> on isab0 pcm0: <VIA VT8237> port 0xe400-0xe4ff irq 22 at device 17.5 on pci0 pcm0: [GIANT-LOCKED] pcm0: <Avance Logic ALC655 AC97 Codec> vr0: <VIA VT6102 Rhine II 10/100BaseTX> port 0xe800-0xe8ff mem 0xea001000-0xea0010ff irq 23 at device 18.0 on pci0 miibus0: <MII bus> on vr0 ukphy0: <Generic IEEE 802.3u media interface> on miibus0 ukphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, auto vr0: Ethernet address: 00:14:85:51:39:80 atkbdc0: <Keyboard controller (i8042)> port 0x60,0x64 irq 1 on acpi0 atkbd0: <AT Keyboard> flags 0x1 irq 1 on atkbdc0 kbd0 at atkbd0 atkbd0: [GIANT-LOCKED] orm0: <ISA Option ROM> at iomem 0xcc000-0xd3fff on isa0 sc0: <System console> at flags 0x100 on isa0 sc0: VGA <16 virtual consoles, flags=0x300> vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0 ums0: Logitech USB-PS/2 Optical Mouse, rev 2.00/20.00, addr 2, iclass 3/1 ums0: 3 buttons and Z dir. Timecounter "TSC" frequency 1607409798 Hz quality 800 Timecounters tick every 1.000 msec ad0: 152626MB <Seagate ST3160023A 3.06> at ata0-master UDMA100 acd0: DVDR <NEC DVD RW ND-3500AG/2.16> at ata1-master UDMA33 acd1: CDRW <PLEXTOR CD-R PX-W5224A/1.03> at ata1-slave UDMA33 Trying to mount root from ufs:/dev/ad0s1a cd0 at ata1 bus 0 target 0 lun 0 cd0: <_NEC DVD_RW ND-3500AG 2.16> Removable CD-ROM SCSI-0 device cd0: 33.000MB/s transfers cd0: Attempt to query device size failed: NOT READY, Medium not present cd1 at ata1 bus 0 target 1 lun 0 cd1: <PLEXTOR CD-R PX-W5224A 1.03> Removable CD-ROM SCSI-0 device cd1: 33.000MB/s transfers cd1: Attempt to query device size failed: NOT READY, Medium not present - tray closed vr0: link state changed to DOWN vr0: link state changed to UP
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