@@ -5,7 +5,6 @@ config LOONGARCH_VIRT
imply VIRTIO_VGA
imply PCI_DEVICES
imply NVDIMM
- select ISA_BUS
select SERIAL
select VIRTIO_PCI
select PLATFORM_BUS
@@ -878,11 +878,6 @@ static void loongarch_init(MachineState *machine)
machine_memory_devices_init(machine, device_mem_base, device_mem_size);
}
- /* Add isa io region */
- memory_region_init_alias(&lams->isa_io, NULL, "isa-io",
- get_system_io(), 0, VIRT_ISA_IO_SIZE);
- memory_region_add_subregion(address_space_mem, VIRT_ISA_IO_BASE,
- &lams->isa_io);
/* load the BIOS image. */
loongarch_firmware_init(lams);
@@ -16,8 +16,6 @@
#define LOONGARCH_MAX_CPUS 256
-#define VIRT_ISA_IO_BASE 0x18000000UL
-#define VIRT_ISA_IO_SIZE 0x0004000
#define VIRT_FWCFG_BASE 0x1e020000UL
#define VIRT_BIOS_BASE 0x1c000000UL
#define VIRT_BIOS_SIZE (4 * MiB)
@@ -38,7 +36,6 @@ struct LoongArchMachineState {
MemoryRegion lowmem;
MemoryRegion highmem;
- MemoryRegion isa_io;
MemoryRegion bios;
bool bios_loaded;
/* State for other subsystems/APIs: */