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);


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