diff mbox series

[4/7] microvm: set pci_irq_mask

Message ID 20201016113835.17465-5-kraxel@redhat.com (mailing list archive)
State New, archived
Headers show
Series microvm: fix PCIe IRQs in APIC table. | expand

Commit Message

Gerd Hoffmann Oct. 16, 2020, 11:38 a.m. UTC 
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>
---
 hw/i386/acpi-microvm.c | 2 +-
 hw/i386/microvm.c      | 6 ++++++
 2 files changed, 7 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/hw/i386/acpi-microvm.c b/hw/i386/acpi-microvm.c
index f16f2311955c..8e2d2b7cff83 100644
--- 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 73a7a142b44a..9dd74458aca4 100644
--- 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) {