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| From: | Laszlo Ersek |
| Subject: | Re: [Qemu-devel] [PATCH V5 2/7] tests/acpi: add pxb/pxb-pcie tests |
| Date: | Mon, 18 Jul 2016 19:52:04 +0200 |
| User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.2.0 |
On 07/18/16 15:34, Igor Mammedov wrote: > On Sun, 17 Jul 2016 19:53:09 +0300 > Marcel Apfelbaum <address@hidden> wrote: > >> Add an ivshmem device with 1G shared memory to >> pxb in order to check the ACPI code of 64bit MMIO allocation. > what is forcing ivshmem to be mapped above 4G? Speaking for OVMF: unlike SeaBIOS, the edk2 PCI bus driver prefers to map 64-bit BARs outside of 32-bit address space, regardless of how much room is left in the 32-bit MMIO aperture. Thanks Laszlo
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