[Qemu-devel] [PATCH v2 15/16] hw/arm/virt-acpi-build: use SMC if booting in EL2

From: Andrew Jones <drjones@redhat.com>
To: qemu-devel@nongnu.org, qemu-arm@nongnu.org
Cc: imammedo@redhat.com, peter.maydell@linaro.org,
	zhaoshenglong@huawei.com, shannon.zhao@linaro.org,
	mst@redhat.com, ehabkost@redhat.com
Subject: [Qemu-devel] [PATCH v2 15/16] hw/arm/virt-acpi-build: use SMC if booting in EL2
Date: Mon,  2 Jan 2017 21:01:52 +0100	[thread overview]
Message-ID: <20170102200153.28864-16-drjones@redhat.com> (raw)
In-Reply-To: <20170102200153.28864-1-drjones@redhat.com>

Signed-off-by: Andrew Jones <drjones@redhat.com>
---
 hw/arm/virt-acpi-build.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/hw/arm/virt-acpi-build.c b/hw/arm/virt-acpi-build.c
index b5e17a680d51..7c00ee683f44 100644
--- a/hw/arm/virt-acpi-build.c
+++ b/hw/arm/virt-acpi-build.c
@@ -643,16 +643,16 @@ build_madt(GArray *table_data, BIOSLinker *linker, VirtMachineState *vms)
 }
 
 /* FADT */
-static void
-build_fadt(GArray *table_data, BIOSLinker *linker, unsigned dsdt_tbl_offset)
+static void build_fadt(GArray *table_data, BIOSLinker *linker,
+                       VirtMachineState *vms, unsigned dsdt_tbl_offset)
 {
     AcpiFadtDescriptorRev5_1 *fadt = acpi_data_push(table_data, sizeof(*fadt));
     unsigned dsdt_entry_offset = (char *)&fadt->dsdt - table_data->data;
+    uint16_t use_hvc = vms->virt ? 0 : ACPI_FADT_ARM_PSCI_USE_HVC;
 
-    /* Hardware Reduced = 1 and use PSCI 0.2+ and with HVC */
+    /* Hardware Reduced = 1 and use PSCI 0.2+ */
     fadt->flags = cpu_to_le32(1 << ACPI_FADT_F_HW_REDUCED_ACPI);
-    fadt->arm_boot_flags = cpu_to_le16(ACPI_FADT_ARM_PSCI_COMPLIANT |
-                                       ACPI_FADT_ARM_PSCI_USE_HVC);
+    fadt->arm_boot_flags = cpu_to_le16(ACPI_FADT_ARM_PSCI_COMPLIANT | use_hvc);
 
     /* ACPI v5.1 (fadt->revision.fadt->minor_revision) */
     fadt->minor_revision = 0x1;
@@ -738,7 +738,7 @@ void virt_acpi_build(VirtMachineState *vms, AcpiBuildTables *tables)
 
     /* FADT MADT GTDT MCFG SPCR pointed to by RSDT */
     acpi_add_table(table_offsets, tables_blob);
-    build_fadt(tables_blob, tables->linker, dsdt);
+    build_fadt(tables_blob, tables->linker, vms, dsdt);
 
     acpi_add_table(table_offsets, tables_blob);
     build_madt(tables_blob, tables->linker, vms);
-- 
2.9.3
