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-rw-r--r--hw/i386/microvm.c9
-rw-r--r--include/hw/i386/microvm.h2
2 files changed, 8 insertions, 3 deletions
diff --git a/hw/i386/microvm.c b/hw/i386/microvm.c
index 5428448b70..e92f236bf4 100644
--- a/hw/i386/microvm.c
+++ b/hw/i386/microvm.c
@@ -178,8 +178,13 @@ static void microvm_devices_init(MicrovmMachineState *mms)
 
     kvmclock_create(true);
 
-    mms->virtio_irq_base = x86_machine_is_acpi_enabled(x86ms) ? 16 : 5;
-    for (i = 0; i < VIRTIO_NUM_TRANSPORTS; i++) {
+    mms->virtio_irq_base = 5;
+    mms->virtio_num_transports = 8;
+    if (x86_machine_is_acpi_enabled(x86ms)) {
+        mms->virtio_irq_base = 16;
+    }
+
+    for (i = 0; i < mms->virtio_num_transports; i++) {
         sysbus_create_simple("virtio-mmio",
                              VIRTIO_MMIO_BASE + i * 512,
                              x86ms->gsi[mms->virtio_irq_base + i]);
diff --git a/include/hw/i386/microvm.h b/include/hw/i386/microvm.h
index 0fc2160077..c5d60bacb5 100644
--- a/include/hw/i386/microvm.h
+++ b/include/hw/i386/microvm.h
@@ -52,7 +52,6 @@
 
 /* Platform virtio definitions */
 #define VIRTIO_MMIO_BASE      0xfeb00000
-#define VIRTIO_NUM_TRANSPORTS 8
 #define VIRTIO_CMDLINE_MAXLEN 64
 
 #define GED_MMIO_BASE         0xfea00000
@@ -98,6 +97,7 @@ struct MicrovmMachineState {
 
     /* Machine state */
     uint32_t virtio_irq_base;
+    uint32_t virtio_num_transports;
     bool kernel_cmdline_fixed;
     Notifier machine_done;
     Notifier powerdown_req;