Date: Fri, 10 Jun 2011 15:00:15 +0000 From: John <jwd@slowblink.com> To: John Baldwin <jhb@freebsd.org> Cc: freebsd-current@freebsd.org Subject: Re: NEW_PCIB? pcib1: failed to allocate initial I/O port window: 0x4000-0x4fff Message-ID: <20110610150015.GA78095@FreeBSD.org> In-Reply-To: <201106090857.33479.jhb@freebsd.org> References: <20110606002353.GA2518@slowblink.com> <20110608223037.GA83941@FreeBSD.org> <4DF06404.8090909@FreeBSD.org> <201106090857.33479.jhb@freebsd.org>
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----- John Baldwin's Original Message ----- > On Thursday, June 09, 2011 2:11:16 am Andriy Gapon wrote: > > on 09/06/2011 01:30 John said the following: > > > Sorry John, here's the verbose dmesg output with your patch applied. > > > > > > This is at the tail of the console: > > > > > > pcib1: allocated memory range (0xf6000000-0xf6ffffff) for rid 10 of pci0:1:3:0 > > > map[14]: type I/O Port, range 32, base 0x4400, size 8, enabled > > > pcib1: failed to allocate initial I/O port window (0x4000-0x4fff,0x1000) > > > map[18]: type Memory, range 32, base 0xf5ff0000, size 12, enabled > > > > > > > > > Output ends with a single 'M', not MCA as earlier. > > > > > > Just a wild guess - what happens if you revert r222537 (you might need to revert > > r222804 first)? > > I think he's getting a MCA due to writing to a bad address and getting a > PCI-e target abort equivalent and that the screen output is broken > because the VGA device is what is probably getting hosed by the pcib driver. > > Given that, I doubt the printf changes are related. Just for grins, I decided to completely remove usb from the kernel to see if it might help. Nolonger prints the MCA and/or M, just hangs while printing out the no driver attached messages. Still prints out the failed to allocate messages... found-> vendor=0x0e11, dev=0xb203, revid=0x01 domain=0, bus=1, slot=2, func=0 class=08-80-00, hdrtype=0x00, mfdev=1 cmdreg=0x0103, statreg=0x0290, cachelnsz=0 (dwords) lattimer=0x00 (0 ns), mingnt=0x00 (0 ns), maxlat=0x00 (0 ns) intpin=a, irq=7 powerspec 2 supports D0 D3 current D0 map[10]: type I/O Port, range 32, base 0x4800, size 8, enabled pcib1: failed to allocate initial I/O port window (0x4000-0x4fff,0x1000) map[14]: type Memory, range 32, base 0xf7cb0000, size 9, enabled pcib1: allocated memory range (0xf7cb0000-0xf7cb01ff) for rid 14 of pci0:1:2:0 pcib1: matched entry for 1.2.INTA pcib1: slot 2 INTA hardwired to IRQ 16 found-> vendor=0x0e11, dev=0xb204, revid=0x01 domain=0, bus=1, slot=2, func=2 class=08-80-00, hdrtype=0x00, mfdev=1 cmdreg=0x0197, statreg=0x0290, cachelnsz=16 (dwords) lattimer=0x40 (1920 ns), mingnt=0x00 (0 ns), maxlat=0x00 (0 ns) intpin=b, irq=10 powerspec 2 supports D0 D3 current D0 map[10]: type I/O Port, range 32, base 0x4000, size 8, enabled pcib1: failed to allocate initial I/O port window (0x4000-0x4fff,0x1000) map[14]: type Memory, range 32, base 0xf7ca0000, size 11, enabled pcib1: allocated memory range (0xf7ca0000-0xf7ca07ff) for rid 14 of pci0:1:2:2 map[18]: type Memory, range 32, base 0xf7c90000, size 13, enabled pcib1: allocated memory range (0xf7c90000-0xf7c91fff) for rid 18 of pci0:1:2:2 map[1c]: type Memory, range 32, base 0xf7c00000, size 19, enabled pcib1: allocated memory range (0xf7c00000-0xf7c7ffff) for rid 1c of pci0:1:2:2 pcib1: matched entry for 1.2.INTB pcib1: slot 2 INTB hardwired to IRQ 17 found-> vendor=0x1002, dev=0x4752, revid=0x27 domain=0, bus=1, slot=3, func=0 class=03-00-00, hdrtype=0x00, mfdev=0 cmdreg=0x0087, statreg=0x0290, cachelnsz=16 (dwords) lattimer=0x40 (1920 ns), mingnt=0x08 (2000 ns), maxlat=0x00 (0 ns) powerspec 2 supports D0 D1 D2 D3 current D0 map[10]: type Memory, range 32, base 0xf6000000, size 24, enabled pcib1: allocated memory range (0xf6000000-0xf6ffffff) for rid 10 of pci0:1:3:0 map[14]: type I/O Port, range 32, base 0x4400, size 8, enabled pcib1: failed to allocate initial I/O port window (0x4000-0x4fff,0x1000) map[18]: type Memory, range 32, base 0xf5ff0000, size 12, enabled pcib1: allocated memory range (0xf5ff0000-0xf5ff0fff) for rid 18 of pci0:1:3:0 pci1: <serial bus, USB> at device 0.0 (no driver attached) pci1: <serial bus, USB> at device 0.1 (no driver attached) pci1: <base peripheral> at device 2.0 (no driver attached) pci1: <base peripheral> at device 2.2 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no output after this.
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