Re: [Qemu-devel] Re: ACPI error when mapping a 2GB BAR w/ 4GB of RAM

2010-09-19 Thread Avi Kivity
On 09/17/2010 11:45 PM, Cam Macdonell wrote: > It seems most likely...< 2GB also means<= 1GB (which would fit in > the hole). Although, I have to admit, I'm not sure how seabios handles > the hole nowadays. > > What about 2GB with 32bit BAR? The bios seems to ignore it and the guest can't

Re: [Qemu-devel] Re: ACPI error when mapping a 2GB BAR w/ 4GB of RAM

2010-09-17 Thread Cam Macdonell
On Fri, Sep 17, 2010 at 3:15 PM, Chris Wright wrote: > * Cam Macdonell (c...@cs.ualberta.ca) wrote: >> On Fri, Sep 17, 2010 at 2:52 PM, Cam Macdonell wrote: >> > On Fri, Sep 17, 2010 at 2:04 PM, Chris Wright wrote: >> >> * Cam Macdonell (c...@cs.ualberta.ca) wrote: >> >>> After fixing the resour

Re: [Qemu-devel] Re: ACPI error when mapping a 2GB BAR w/ 4GB of RAM

2010-09-17 Thread Chris Wright
* Cam Macdonell (c...@cs.ualberta.ca) wrote: > On Fri, Sep 17, 2010 at 2:52 PM, Cam Macdonell wrote: > > On Fri, Sep 17, 2010 at 2:04 PM, Chris Wright wrote: > >> * Cam Macdonell (c...@cs.ualberta.ca) wrote: > >>> After fixing the resource_size_t return value with > >>> pci_resource_alignment, I

Re: [Qemu-devel] Re: ACPI error when mapping a 2GB BAR w/ 4GB of RAM

2010-09-17 Thread Cam Macdonell
On Fri, Sep 17, 2010 at 2:52 PM, Cam Macdonell wrote: > On Fri, Sep 17, 2010 at 2:04 PM, Chris Wright wrote: >> * Cam Macdonell (c...@cs.ualberta.ca) wrote: >>> After fixing the resource_size_t return value with >>> pci_resource_alignment, I see one other strange behaviour only when >>> using 4GB

Re: [Qemu-devel] Re: ACPI error when mapping a 2GB BAR w/ 4GB of RAM

2010-09-17 Thread Cam Macdonell
On Fri, Sep 17, 2010 at 2:04 PM, Chris Wright wrote: > * Cam Macdonell (c...@cs.ualberta.ca) wrote: >> After fixing the resource_size_t return value with >> pci_resource_alignment, I see one other strange behaviour only when >> using 4GB of RAM and a 2GB BAR.  I haven't found any other combination

[Qemu-devel] Re: ACPI error when mapping a 2GB BAR w/ 4GB of RAM

2010-09-17 Thread Chris Wright
* Cam Macdonell (c...@cs.ualberta.ca) wrote: > After fixing the resource_size_t return value with > pci_resource_alignment, I see one other strange behaviour only when > using 4GB of RAM and a 2GB BAR. I haven't found any other combination > of RAM/BAR size that triggers this bug. I am using 2.6.