Re: [PATCH-for-6.0] hw/ppc/mac_newworld: Restrict RAM to 2 GiB

2021-04-07 Thread David Gibson
On Wed, Apr 07, 2021 at 03:44:35PM +0200, Philippe Mathieu-Daudé wrote: > On 4/7/21 3:11 PM, Mark Cave-Ayland wrote: > > On 06/04/2021 09:48, Philippe Mathieu-Daudé wrote: > > > >> On Mac99 and newer machines, the Uninorth PCI host bridge maps > >> the PCI hole region at 2GiB, so the RAM area besi

Re: [PATCH-for-6.0] hw/ppc/mac_newworld: Restrict RAM to 2 GiB

2021-04-07 Thread David Gibson
On Tue, Apr 06, 2021 at 10:48:42AM +0200, Philippe Mathieu-Daudé wrote: > On Mac99 and newer machines, the Uninorth PCI host bridge maps > the PCI hole region at 2GiB, so the RAM area beside 2GiB is not > accessible by the CPU. Restrict the memory to 2GiB to avoid > problems such the one reported i

Re: [PATCH-for-6.0] hw/ppc/mac_newworld: Restrict RAM to 2 GiB

2021-04-07 Thread Philippe Mathieu-Daudé
On 4/7/21 3:11 PM, Mark Cave-Ayland wrote: > On 06/04/2021 09:48, Philippe Mathieu-Daudé wrote: > >> On Mac99 and newer machines, the Uninorth PCI host bridge maps >> the PCI hole region at 2GiB, so the RAM area beside 2GiB is not >> accessible by the CPU. Restrict the memory to 2GiB to avoid >> p

Re: [PATCH-for-6.0] hw/ppc/mac_newworld: Restrict RAM to 2 GiB

2021-04-07 Thread Mark Cave-Ayland
On 06/04/2021 09:48, Philippe Mathieu-Daudé wrote: On Mac99 and newer machines, the Uninorth PCI host bridge maps the PCI hole region at 2GiB, so the RAM area beside 2GiB is not accessible by the CPU. Restrict the memory to 2GiB to avoid problems such the one reported in the buglink. Buglink: h

Re: [PATCH-for-6.0] hw/ppc/mac_newworld: Restrict RAM to 2 GiB

2021-04-06 Thread BALATON Zoltan
On Tue, 6 Apr 2021, Philippe Mathieu-Daudé wrote: On Mac99 and newer machines, the Uninorth PCI host bridge maps the PCI hole region at 2GiB, so the RAM area beside 2GiB is not accessible by the CPU. Restrict the memory to 2GiB to avoid problems such the one reported in the buglink. Buglink: htt

[PATCH-for-6.0] hw/ppc/mac_newworld: Restrict RAM to 2 GiB

2021-04-06 Thread Philippe Mathieu-Daudé
On Mac99 and newer machines, the Uninorth PCI host bridge maps the PCI hole region at 2GiB, so the RAM area beside 2GiB is not accessible by the CPU. Restrict the memory to 2GiB to avoid problems such the one reported in the buglink. Buglink: https://bugs.launchpad.net/qemu/+bug/1922391 Reported-b