i386: remove bios_name

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20201026143028.3034018-6-pbonzini@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

3 files changed, 9 insertions, 12 deletions

diff --git a/hw/i386/microvm.c b/hw/i386/microvm.c
index 5688608613..f111ef87d8 100644
--- a/hw/i386/microvm.c
+++ b/hw/i386/microvm.c
@@ -158,6 +158,7 @@ static int microvm_ioapics(MicrovmMachineState *mms)
 
 static void microvm_devices_init(MicrovmMachineState *mms)
 {
+    const char *default_firmware;
     X86MachineState *x86ms = X86_MACHINE(mms);
     ISABus *isa_bus;
     ISADevice *rtc_state;
@@ -274,12 +275,10 @@ static void microvm_devices_init(MicrovmMachineState *mms)
         serial_hds_isa_init(isa_bus, 0, 1);
     }
 
-    if (bios_name == NULL) {
-        bios_name = x86_machine_is_acpi_enabled(x86ms)
+    default_firmware = x86_machine_is_acpi_enabled(x86ms)
             ? MICROVM_BIOS_FILENAME
             : MICROVM_QBOOT_FILENAME;
-    }
-    x86_bios_rom_init(get_system_memory(), true);
+    x86_bios_rom_init(MACHINE(mms), default_firmware, get_system_memory(), true);
 }
 
 static void microvm_memory_init(MicrovmMachineState *mms)
diff --git a/hw/i386/pc_sysfw.c b/hw/i386/pc_sysfw.c
index f8bd3a8b85..92e90ff013 100644
--- a/hw/i386/pc_sysfw.c
+++ b/hw/i386/pc_sysfw.c
@@ -213,7 +213,7 @@ void pc_system_firmware_init(PCMachineState *pcms,
     BlockBackend *pflash_blk[ARRAY_SIZE(pcms->flash)];
 
     if (!pcmc->pci_enabled) {
-        x86_bios_rom_init(rom_memory, true);
+        x86_bios_rom_init(MACHINE(pcms), "bios.bin", rom_memory, true);
         return;
     }
 
@@ -234,7 +234,7 @@ void pc_system_firmware_init(PCMachineState *pcms,
 
     if (!pflash_blk[0]) {
         /* Machine property pflash0 not set, use ROM mode */
-        x86_bios_rom_init(rom_memory, false);
+        x86_bios_rom_init(MACHINE(pcms), "bios.bin", rom_memory, false);
     } else {
         if (kvm_enabled() && !kvm_readonly_mem_enabled()) {
             /*
diff --git a/hw/i386/x86.c b/hw/i386/x86.c
index 7c1f64a1fc..f86f6dbbec 100644
--- a/hw/i386/x86.c
+++ b/hw/i386/x86.c
@@ -55,8 +55,6 @@
 #include CONFIG_DEVICES
 #include "kvm_i386.h"
 
-#define BIOS_FILENAME "bios.bin"
-
 /* Physical Address of PVH entry point read from kernel ELF NOTE */
 static size_t pvh_start_addr;
 
@@ -1080,17 +1078,17 @@ void x86_load_linux(X86MachineState *x86ms,
     nb_option_roms++;
 }
 
-void x86_bios_rom_init(MemoryRegion *rom_memory, bool isapc_ram_fw)
+void x86_bios_rom_init(MachineState *ms, const char *default_firmware,
+                       MemoryRegion *rom_memory, bool isapc_ram_fw)
 {
+    const char *bios_name;
     char *filename;
     MemoryRegion *bios, *isa_bios;
     int bios_size, isa_bios_size;
     int ret;
 
     /* BIOS load */
-    if (bios_name == NULL) {
-        bios_name = BIOS_FILENAME;
-    }
+    bios_name = ms->firmware ?: default_firmware;
     filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
     if (filename) {
         bios_size = get_image_size(filename);