Date: Wed, 8 Jun 2011 13:56:39 -0400 From: John Baldwin <jhb@freebsd.org> To: freebsd-current@freebsd.org Cc: "deeptech71@gmail.com" <deeptech71@gmail.com> Subject: Re: pcib allocation failure Message-ID: <201106081356.39221.jhb@freebsd.org> In-Reply-To: <BANLkTim-VSAk0ObhLPffPFEmHgLm1EjO0g@mail.gmail.com> References: <BANLkTikTHFTHff5iuPDMxR6zhezEcTaZSA@mail.gmail.com> <201106071035.37662.jhb@freebsd.org> <BANLkTim-VSAk0ObhLPffPFEmHgLm1EjO0g@mail.gmail.com>
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On Wednesday, June 08, 2011 11:20:17 am deeptech71@gmail.com wrote:
> On Tue, Jun 7, 2011 at 4:35 PM, John Baldwin <jhb@freebsd.org> wrote:
> found-> vendor=0x1002, dev=0x4170, revid=0x00
> domain=0, bus=1, slot=0, func=1
> class=03-80-00, hdrtype=0x00, mfdev=0
> cmdreg=0x0007, statreg=0x02b0, cachelnsz=4 (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 Prefetchable Memory, range 32, base 0xe0000000, size 28, enabled
> pcib1: attempting to grow prefetch window for (0xe0000000-0xefffffff,0x10000000)
> pcib1: attempting to grow memory window for (0xe0000000-0xefffffff,0x10000000)
Odd, I'm not sure why this failed. Hmm, it seems this was always failing for
you though in the older dmesg's though.
Hmmm, can you revert all your changes to pci_pci.c and try just this change:
Index: pci_pci.c
===================================================================
--- pci_pci.c (revision 222863)
+++ pci_pci.c (working copy)
@@ -953,7 +975,7 @@ pcib_grow_window(struct pcib_softc *sc, struct pci
* ok, ensure it is properly aligned for this window.
* Also check for overflow.
*/
- if (back <= end && start_free <= back) {
+ if (back <= end + 1 && start_free <= back) {
if (bootverbose)
printf("\tback candidate range: %#lx-%#lx\n",
start_free, back);
--
John Baldwin
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