hw/i386/pc_piix.c: replace rom_memory with pci_memory

Now that we can guarantee the i440fx-pc machine will always have a PCI bus, any
instances of rom_memory can be replaced by pci_memory and rom_memory removed
completely.

Signed-off-by: Mark Cave-Ayland <mark.caveayland@nutanix.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Xiaoyao Li <xiaoyao.li@intel.com>
Link: https://lore.kernel.org/r/20250828111057.468712-19-mark.caveayland@nutanix.com
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c
index 627de09c7041b6e5b316857c2545dd5550bb76b3..7e78b6daa6dd5b60377872a09ee5db6f59e9e58b 100644 (file)
--- a/hw/i386/pc_piix.c
+++ b/hw/i386/pc_piix.c
@@ -113,7 +113,6 @@ static void pc_init1(MachineState *machine, const char *pci_type)
     GSIState *gsi_state;
     MemoryRegion *ram_memory;
     MemoryRegion *pci_memory = NULL;
-    MemoryRegion *rom_memory = system_memory;
     ram_addr_t lowmem;
     uint64_t hole64_size = 0;
     PCIDevice *pci_dev;
@@ -193,7 +192,6 @@ static void pc_init1(MachineState *machine, const char *pci_type)
 
     pci_memory = g_new(MemoryRegion, 1);
     memory_region_init(pci_memory, NULL, "pci", UINT64_MAX);
-    rom_memory = pci_memory;
 
     phb = OBJECT(qdev_new(TYPE_I440FX_PCI_HOST_BRIDGE));
     object_property_add_child(OBJECT(machine), "i440fx", phb);
@@ -224,7 +222,7 @@ static void pc_init1(MachineState *machine, const char *pci_type)
 
     /* allocate ram and load rom/bios */
     if (!xen_enabled()) {
-        pc_memory_init(pcms, system_memory, rom_memory, hole64_size);
+        pc_memory_init(pcms, system_memory, pci_memory, hole64_size);
     } else {
         assert(machine->ram_size == x86ms->below_4g_mem_size +
                                     x86ms->above_4g_mem_size);