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Re: [PATCH 04/13] microvm: add minimal acpi support.
From: |
Igor Mammedov |
Subject: |
Re: [PATCH 04/13] microvm: add minimal acpi support. |
Date: |
Wed, 25 Mar 2020 19:59:50 +0100 |
On Wed, 25 Mar 2020 10:04:29 +0100
Gerd Hoffmann <address@hidden> wrote:
> Hi,
>
> > > + {
> > > + AcpiRsdpData rsdp_data = {
> > > + .revision = 0,
> > > + .oem_id = ACPI_BUILD_APPNAME6,
> > > + .xsdt_tbl_offset = NULL,
> > > + .rsdt_tbl_offset = &rsdt,
> > are we interested in 32-bit guests?
>
> Well, sort-of. seabios runs in 32bit mode.
seabios isn't consumer of it though, so as far as being loaded kernel
is able to deal with xsdt it should be fine.
> > if not than maybe use xsdt and newer revision like arm/virt does
>
> Point being? It's not like we can place the tables above 4G then.
point is to use current standard vs legacy one on new machine
>
> cheers,
> Gerd
>
[PATCH 02/13] acpi: factor out acpi_dsdt_add_fw_cfg(), Gerd Hoffmann, 2020/03/19
[PATCH 13/13] microvm/acpi: use GSI 16-23 for virtio, Gerd Hoffmann, 2020/03/19
[PATCH 01/13] acpi: make build_madt() more generic., Gerd Hoffmann, 2020/03/19
[PATCH 12/13] microvm: make virtio irq base runtime configurable, Gerd Hoffmann, 2020/03/19
[PATCH 08/13] [testing] seabios: update config & build rules, Gerd Hoffmann, 2020/03/19