On Fri, 14 Oct 2016 10:54:55 +0200
Eric Auger <eric.au...@redhat.com> wrote:
> From: Prem Mallappa <prem.malla...@broadcom.com>
>
> This patch builds an IORT table that features a root complex node and
> an ITS node. This complements the ITS description in the ACPI MADT
> table and allows vhost-net on ACPI guest.
>
> Signed-off-by: Prem Mallappa <prem.malla...@broadcom.com>
> Signed-off-by: Eric Auger <eric.au...@redhat.com>
>
> ---
>
> v1 -> v2:
> - its_class_name() || !guest_info->no_its now wraps acpi_add_table
> and build_iort
> - add cpu_to_le*
> - CCA = CPM = DACS = 1
> - cleanup according to Drew's comments
> - remove comments listing tables and spec revisions
> ---
> hw/arm/virt-acpi-build.c | 73
> ++++++++++++++++++++++++++++++++++++++++--------
> 1 file changed, 62 insertions(+), 11 deletions(-)
>
> diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c
> index fa0655a..5fc0fd7 100644
> --- a/hw/arm/virt-acpi-build.c
> +++ b/hw/arm/virt-acpi-build.c
[...]
> +static void
> build_spcr(GArray *table_data, BIOSLinker *linker, VirtGuestInfo *guest_info)
> {
> AcpiSerialPortConsoleRedirection *spcr;
> @@ -667,17 +724,6 @@ void virt_acpi_build(VirtGuestInfo *guest_info,
> AcpiBuildTables *tables)
> ACPI_BUILD_TABLE_FILE, tables_blob,
> 64, false /* high memory */);
>
> - /*
> - * The ACPI v5.1 tables for Hardware-reduced ACPI platform are:
> - * RSDP
> - * RSDT
> - * FADT
> - * GTDT
> - * MADT
> - * MCFG
> - * DSDT
> - */
deleting unrelated hunk?
> -
> /* DSDT is pointed to by FADT */
> dsdt = tables_blob->len;
> build_dsdt(tables_blob, tables->linker, guest_info);
> @@ -703,6 +749,11 @@ void virt_acpi_build(VirtGuestInfo *guest_info,
> AcpiBuildTables *tables)
> build_srat(tables_blob, tables->linker, guest_info);
> }
>
> + if (its_class_name() && !guest_info->no_its) {
> + acpi_add_table(table_offsets, tables_blob);
> + build_iort(tables_blob, tables->linker, guest_info);
> + }
> +
> /* RSDT is pointed to by RSDP */
> rsdt = tables_blob->len;
> build_rsdt(tables_blob, tables->linker, table_offsets, NULL, NULL);
