microvm: set pci_irq_mask

Makes sure the PCI interrupt overrides are added to the
APIC table in case PCIe is enabled.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-id: 20201016113835.17465-5-kraxel@redhat.com

diff --git a/hw/i386/acpi-microvm.c b/hw/i386/acpi-microvm.c
index f16f231..8e2d2b7 100644 (file)
--- a/hw/i386/acpi-microvm.c
+++ b/hw/i386/acpi-microvm.c
@@ -196,7 +196,7 @@ static void acpi_build_microvm(AcpiBuildTables *tables,
 
     acpi_add_table(table_offsets, tables_blob);
     acpi_build_madt(tables_blob, tables->linker, X86_MACHINE(machine),
-                    ACPI_DEVICE_IF(x86ms->acpi_dev), false);
+                    ACPI_DEVICE_IF(x86ms->acpi_dev), x86ms->pci_irq_mask != 0);
 
     xsdt = tables_blob->len;
     build_xsdt(tables_blob, tables->linker, table_offsets, NULL, NULL);

diff --git a/hw/i386/microvm.c b/hw/i386/microvm.c
index 68a7f42..c60ba4e 100644 (file)
--- a/hw/i386/microvm.c
+++ b/hw/i386/microvm.c
@@ -210,6 +210,12 @@ static void microvm_devices_init(MicrovmMachineState *mms)
         mms->gpex.ecam.size   = PCIE_ECAM_SIZE;
         mms->gpex.irq         = PCIE_IRQ_BASE;
         create_gpex(mms);
+        x86ms->pci_irq_mask = ((1 << (PCIE_IRQ_BASE + 0)) |
+                               (1 << (PCIE_IRQ_BASE + 1)) |
+                               (1 << (PCIE_IRQ_BASE + 2)) |
+                               (1 << (PCIE_IRQ_BASE + 3)));
+    } else {
+        x86ms->pci_irq_mask = 0;
     }
 
     if (mms->pic == ON_OFF_AUTO_ON || mms->pic == ON_OFF_AUTO_AUTO) {