Re: [Qemu-devel] [PATCH v8 3/5] acpi: pc: add fw_cfg device node to dsdt

2016-02-19 Thread Gabriel L. Somlo
On Fri, Feb 19, 2016 at 02:49:53PM +0100, Igor Mammedov wrote: > On Thu, 11 Feb 2016 17:06:03 -0500 > "Gabriel L. Somlo" wrote: > > > Add a fw_cfg device node to the ACPI DSDT. While the guest-side > > firmware can't utilize this information (since it has to access > > the

Re: [Qemu-devel] [PATCH v8 3/5] acpi: pc: add fw_cfg device node to dsdt

2016-02-19 Thread Igor Mammedov
On Thu, 11 Feb 2016 17:06:03 -0500 "Gabriel L. Somlo" wrote: > Add a fw_cfg device node to the ACPI DSDT. While the guest-side > firmware can't utilize this information (since it has to access > the hard-coded fw_cfg device to extract ACPI tables to begin with), > having fw_cfg

[Qemu-devel] [PATCH v8 3/5] acpi: pc: add fw_cfg device node to dsdt

2016-02-11 Thread Gabriel L. Somlo
Add a fw_cfg device node to the ACPI DSDT. While the guest-side firmware can't utilize this information (since it has to access the hard-coded fw_cfg device to extract ACPI tables to begin with), having fw_cfg listed in ACPI will help the guest kernel keep a more accurate inventory of in-use IO