Re: [Bug 9528] x86: Increase PCIBIOS_MIN_IO to 0x1500 to fix nForce 4 suspend-to-RAM

2007-12-24 Thread Robert Hancock
Linus Torvalds wrote: On Sun, 23 Dec 2007, Carlos Corbacho wrote: Fix suspend-to-RAM on nForce 4 (CK804) boards by increasing PCIBIOS_MIN_IO. Fixes kernel bugzilla #9528 Problem: Linus' patch (52ade9b3b97fd3bea42842a056fe0786c28d0555) to re-order suspend (and fix fall out from Rafael's earli

Re: [Bug 9528] x86: Increase PCIBIOS_MIN_IO to 0x1500 to fix nForce 4 suspend-to-RAM

2007-12-23 Thread Yinghai Lu
On Dec 23, 2007 9:53 AM, Linus Torvalds <[EMAIL PROTECTED]> wrote: > > > On Sun, 23 Dec 2007, Carlos Corbacho wrote: > > > > Fix suspend-to-RAM on nForce 4 (CK804) boards by increasing > > PCIBIOS_MIN_IO. > > > > Fixes kernel bugzilla #9528 > > > > Problem: > > > > Linus' patch (52ade9b3b97fd3bea42

Re: [Bug 9528] x86: Increase PCIBIOS_MIN_IO to 0x1500 to fix nForce 4 suspend-to-RAM

2007-12-23 Thread Linus Torvalds
On Sun, 23 Dec 2007, Ingo Molnar wrote: > > This script will probe all unused ports as per /proc/ioports and will > list "suspect" IO port areas: ones that do not produce the expected 0xff > default reply from unclaimed IO ports. Magic chipset register areas can > potentially be mapped this w

Re: [Bug 9528] x86: Increase PCIBIOS_MIN_IO to 0x1500 to fix nForce 4 suspend-to-RAM

2007-12-23 Thread Ingo Molnar
* Linus Torvalds <[EMAIL PROTECTED]> wrote: > > Why: > > > > After debugging _PTS() in the DSDT, it turns out these nVidia boards are > > trying to write to an IO port > 0x1000 (0x142E) during suspend. Before the > > re-ordering, we got away with this. > > Very interesting. > > HOWEVER. > >

Re: [Bug 9528] x86: Increase PCIBIOS_MIN_IO to 0x1500 to fix nForce 4 suspend-to-RAM

2007-12-23 Thread Linus Torvalds
On Sun, 23 Dec 2007, Linus Torvalds wrote: > > For an example of what I mean, see the file "drivers/pci/quirks.c", and > check out the quirks for various chipsets: Side note - we already do have some quirks for the CK804 chipset, we probably just don't have enough (ie we have it for some HT s

Re: [Bug 9528] x86: Increase PCIBIOS_MIN_IO to 0x1500 to fix nForce 4 suspend-to-RAM

2007-12-23 Thread Linus Torvalds
On Sun, 23 Dec 2007, Carlos Corbacho wrote: > > Fix suspend-to-RAM on nForce 4 (CK804) boards by increasing > PCIBIOS_MIN_IO. > > Fixes kernel bugzilla #9528 > > Problem: > > Linus' patch (52ade9b3b97fd3bea42842a056fe0786c28d0555) to re-order > suspend (and fix fall out from Rafael's earlier s