diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index f3fd0ed47cd8f7bb929623aed9ccbca42de5f7a6..dc0ade4a8c766ab25aef9b1e82769012cbcddbec 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -1365,7 +1365,7 @@ void pc_memory_init(PCMachineState *pcms,
     }
 
     /* Initialize PC system firmware */
-    pc_system_firmware_init(rom_memory, guest_info->isapc_ram_fw);
+    pc_system_firmware_init(rom_memory, !pcmc->pci_enabled);
 
     option_rom_mr = g_malloc(sizeof(*option_rom_mr));
     memory_region_init_ram(option_rom_mr, NULL, "pc.rom", PC_ROM_SIZE,
diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c
index 584441a832e2d5102512f1a2bfa78341a4af4de6..6f8c2cd8168113fa6da26e3c64644cefba14b89b 100644
--- a/hw/i386/pc_piix.c
+++ b/hw/i386/pc_piix.c
@@ -85,7 +85,6 @@ static void pc_init1(MachineState *machine,
     MemoryRegion *ram_memory;
     MemoryRegion *pci_memory;
     MemoryRegion *rom_memory;
-    PcGuestInfo *guest_info;
     ram_addr_t lowmem;
 
     /* Check whether RAM fits below 4G (leaving 1/2 GByte for IO memory).
@@ -141,9 +140,7 @@ static void pc_init1(MachineState *machine,
         rom_memory = system_memory;
     }
 
-    guest_info = pc_guest_info_init(pcms);
-
-    guest_info->isapc_ram_fw = !pcmc->pci_enabled;
+    pc_guest_info_init(pcms);
 
     if (pcmc->smbios_defaults) {
         MachineClass *mc = MACHINE_GET_CLASS(machine);
diff --git a/hw/i386/pc_q35.c b/hw/i386/pc_q35.c
index 45e05f4a0370dcce62195368236598fa91c932dd..208a2242264f6e09e4c9d32204d3f33081ad885c 100644
--- a/hw/i386/pc_q35.c
+++ b/hw/i386/pc_q35.c
@@ -71,7 +71,6 @@ static void pc_q35_init(MachineState *machine)
     int i;
     ICH9LPCState *ich9_lpc;
     PCIDevice *ahci;
-    PcGuestInfo *guest_info;
     ram_addr_t lowmem;
     DriveInfo *hd[MAX_SATA_PORTS];
     MachineClass *mc = MACHINE_GET_CLASS(machine);
@@ -134,8 +133,7 @@ static void pc_q35_init(MachineState *machine)
         rom_memory = get_system_memory();
     }
 
-    guest_info = pc_guest_info_init(pcms);
-    guest_info->isapc_ram_fw = false;
+    pc_guest_info_init(pcms);
 
     if (pcmc->smbios_defaults) {
         /* These values are guest ABI, do not change */
diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h
index c27e680ee0e0338f9d8743b0bda696c588c7adf8..6a5c4da053de19da6ad25b7370c40e22fd0f4a21 100644
--- a/include/hw/i386/pc.h
+++ b/include/hw/i386/pc.h
@@ -35,7 +35,6 @@
 
 /* Machine info for ACPI build: */
 struct PcGuestInfo {
-    bool isapc_ram_fw;
     unsigned apic_id_limit;
     bool apic_xrupt_override;
     uint64_t numa_nodes;