| Message ID | 20211020172745.620101-6-jean-philippe@linaro.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | virtio-iommu: Add ACPI support | expand |
On Wed, 20 Oct 2021 18:27:39 +0100 Jean-Philippe Brucker <jean-philippe@linaro.org> wrote: > When a virtio-iommu is instantiated, describe it using the ACPI VIOT > table. > > Reviewed-by: Eric Auger <eric.auger@redhat.com> > Signed-off-by: Jean-Philippe Brucker <jean-philippe@linaro.org> Acked-by: Igor Mammedov <imammedo@redhat.com> > --- > hw/arm/virt-acpi-build.c | 7 +++++++ > hw/arm/Kconfig | 1 + > 2 files changed, 8 insertions(+) > > diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c > index 6cec97352b..e26639e1e1 100644 > --- a/hw/arm/virt-acpi-build.c > +++ b/hw/arm/virt-acpi-build.c > @@ -55,6 +55,7 @@ > #include "kvm_arm.h" > #include "migration/vmstate.h" > #include "hw/acpi/ghes.h" > +#include "hw/acpi/viot.h" > > #define ARM_SPI_BASE 32 > > @@ -934,6 +935,12 @@ void virt_acpi_build(VirtMachineState *vms, AcpiBuildTables *tables) > } > #endif > > + if (vms->iommu == VIRT_IOMMU_VIRTIO) { > + acpi_add_table(table_offsets, tables_blob); > + build_viot(ms, tables_blob, tables->linker, vms->virtio_iommu_bdf, > + vms->oem_id, vms->oem_table_id); > + } > + > /* XSDT is pointed to by RSDP */ > xsdt = tables_blob->len; > build_xsdt(tables_blob, tables->linker, table_offsets, vms->oem_id, > diff --git a/hw/arm/Kconfig b/hw/arm/Kconfig > index 2d37d29f02..e652590943 100644 > --- a/hw/arm/Kconfig > +++ b/hw/arm/Kconfig > @@ -27,6 +27,7 @@ config ARM_VIRT > select DIMM > select ACPI_HW_REDUCED > select ACPI_APEI > + select ACPI_VIOT > > config CHEETAH > bool
diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c index 6cec97352b..e26639e1e1 100644 --- a/hw/arm/virt-acpi-build.c +++ b/hw/arm/virt-acpi-build.c @@ -55,6 +55,7 @@ #include "kvm_arm.h" #include "migration/vmstate.h" #include "hw/acpi/ghes.h" +#include "hw/acpi/viot.h" #define ARM_SPI_BASE 32 @@ -934,6 +935,12 @@ void virt_acpi_build(VirtMachineState *vms, AcpiBuildTables *tables) } #endif + if (vms->iommu == VIRT_IOMMU_VIRTIO) { + acpi_add_table(table_offsets, tables_blob); + build_viot(ms, tables_blob, tables->linker, vms->virtio_iommu_bdf, + vms->oem_id, vms->oem_table_id); + } + /* XSDT is pointed to by RSDP */ xsdt = tables_blob->len; build_xsdt(tables_blob, tables->linker, table_offsets, vms->oem_id, diff --git a/hw/arm/Kconfig b/hw/arm/Kconfig index 2d37d29f02..e652590943 100644 --- a/hw/arm/Kconfig +++ b/hw/arm/Kconfig @@ -27,6 +27,7 @@ config ARM_VIRT select DIMM select ACPI_HW_REDUCED select ACPI_APEI + select ACPI_VIOT config CHEETAH bool