2 files changed, 19 insertions, 0 deletions

diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c
index 2bda79e..852d63b 100644
--- a/hw/i386/pc_piix.c
+++ b/hw/i386/pc_piix.c
@@ -55,6 +55,8 @@ static const int ide_iobase[MAX_IDE_BUS] = { 0x1f0, 0x170 };
 static const int ide_iobase2[MAX_IDE_BUS] = { 0x3f6, 0x376 };
 static const int ide_irq[MAX_IDE_BUS] = { 14, 15 };
 
+static bool has_pvpanic = true;
+
 /* PC hardware initialisation */
 static void pc_init1(MemoryRegion *system_memory,
                      MemoryRegion *system_io,
@@ -216,6 +218,10 @@ static void pc_init1(MemoryRegion *system_memory,
     if (pci_enabled) {
         pc_pci_device_init(pci_bus);
     }
+
+    if (has_pvpanic) {
+        pvpanic_init(isa_bus);
+    }
 }
 
 static void pc_init_pci(QEMUMachineInitArgs *args)
@@ -236,6 +242,7 @@ static void pc_init_pci(QEMUMachineInitArgs *args)
 static void pc_init_pci_1_4(QEMUMachineInitArgs *args)
 {
     pc_sysfw_flash_vs_rom_bug_compatible = true;
+    has_pvpanic = false;
     pc_init_pci(args);
 }
 
@@ -243,6 +250,7 @@ static void pc_init_pci_1_3(QEMUMachineInitArgs *args)
 {
     enable_compat_apic_id_mode();
     pc_sysfw_flash_vs_rom_bug_compatible = true;
+    has_pvpanic = false;
     pc_init_pci(args);
 }
 
@@ -252,6 +260,7 @@ static void pc_init_pci_1_2(QEMUMachineInitArgs *args)
     disable_kvm_pv_eoi();
     enable_compat_apic_id_mode();
     pc_sysfw_flash_vs_rom_bug_compatible = true;
+    has_pvpanic = false;
     pc_init_pci(args);
 }
 
@@ -260,6 +269,7 @@ static void pc_init_pci_1_0(QEMUMachineInitArgs *args)
 {
     disable_kvm_pv_eoi();
     enable_compat_apic_id_mode();
+    has_pvpanic = false;
     pc_init_pci(args);
 }
 
@@ -272,6 +282,7 @@ static void pc_init_pci_no_kvmclock(QEMUMachineInitArgs *args)
     const char *kernel_cmdline = args->kernel_cmdline;
     const char *initrd_filename = args->initrd_filename;
     const char *boot_device = args->boot_device;
+    has_pvpanic = false;
     disable_kvm_pv_eoi();
     enable_compat_apic_id_mode();
     pc_init1(get_system_memory(),
@@ -289,6 +300,7 @@ static void pc_init_isa(QEMUMachineInitArgs *args)
     const char *kernel_cmdline = args->kernel_cmdline;
     const char *initrd_filename = args->initrd_filename;
     const char *boot_device = args->boot_device;
+    has_pvpanic = false;
     if (cpu_model == NULL)
         cpu_model = "486";
     disable_kvm_pv_eoi();
diff --git a/hw/i386/pc_q35.c b/hw/i386/pc_q35.c
index d445bdf..d094041 100644
--- a/hw/i386/pc_q35.c
+++ b/hw/i386/pc_q35.c
@@ -45,6 +45,8 @@
 /* ICH9 AHCI has 6 ports */
 #define MAX_SATA_PORTS     6
 
+static bool has_pvpanic = true;
+
 /* PC hardware initialisation */
 static void pc_q35_init(QEMUMachineInitArgs *args)
 {
@@ -193,11 +195,16 @@ static void pc_q35_init(QEMUMachineInitArgs *args)
     if (pci_enabled) {
         pc_pci_device_init(host_bus);
     }
+
+    if (has_pvpanic) {
+        pvpanic_init(isa_bus);
+    }
 }
 
 static void pc_q35_init_1_4(QEMUMachineInitArgs *args)
 {
     pc_sysfw_flash_vs_rom_bug_compatible = true;
+    has_pvpanic = false;
     pc_q35_init(args);
 }