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Diffstat (limited to 'hw/loongarch/virt.c')
-rw-r--r--hw/loongarch/virt.c12
1 files changed, 3 insertions, 9 deletions
diff --git a/hw/loongarch/virt.c b/hw/loongarch/virt.c
index 51a453fa9a..e19b042ce8 100644
--- a/hw/loongarch/virt.c
+++ b/hw/loongarch/virt.c
@@ -857,8 +857,8 @@ static void loongarch_init(MachineState *machine)
 
     /* initialize device memory address space */
     if (machine->ram_size < machine->maxram_size) {
-        machine->device_memory = g_malloc0(sizeof(*machine->device_memory));
         ram_addr_t device_mem_size = machine->maxram_size - machine->ram_size;
+        hwaddr device_mem_base;
 
         if (machine->ram_slots > ACPI_MAX_RAM_SLOTS) {
             error_report("unsupported amount of memory slots: %"PRIu64,
@@ -873,14 +873,8 @@ static void loongarch_init(MachineState *machine)
             exit(EXIT_FAILURE);
         }
         /* device memory base is the top of high memory address. */
-        machine->device_memory->base = 0x90000000 + highram_size;
-        machine->device_memory->base =
-            ROUND_UP(machine->device_memory->base, 1 * GiB);
-
-        memory_region_init(&machine->device_memory->mr, OBJECT(lams),
-                           "device-memory", device_mem_size);
-        memory_region_add_subregion(address_space_mem, machine->device_memory->base,
-                                    &machine->device_memory->mr);
+        device_mem_base = ROUND_UP(VIRT_HIGHMEM_BASE + highram_size, 1 * GiB);
+        machine_memory_devices_init(machine, device_mem_base, device_mem_size);
     }
 
     /* Add isa io region */