|  | i386_ss = ss.source_set() | 
|  | i386_ss.add(files( | 
|  | 'fw_cfg.c', | 
|  | 'kvmvapic.c', | 
|  | 'e820_memory_layout.c', | 
|  | 'multiboot.c', | 
|  | 'x86.c', | 
|  | )) | 
|  |  | 
|  | i386_ss.add(when: 'CONFIG_X86_IOMMU', if_true: files('x86-iommu.c'), | 
|  | if_false: files('x86-iommu-stub.c')) | 
|  | i386_ss.add(when: 'CONFIG_AMD_IOMMU', if_true: files('amd_iommu.c')) | 
|  | i386_ss.add(when: 'CONFIG_I440FX', if_true: files('pc_piix.c')) | 
|  | i386_ss.add(when: 'CONFIG_MICROVM', if_true: files('microvm.c', 'acpi-microvm.c', 'microvm-dt.c')) | 
|  | i386_ss.add(when: 'CONFIG_Q35', if_true: files('pc_q35.c')) | 
|  | i386_ss.add(when: 'CONFIG_VMMOUSE', if_true: files('vmmouse.c')) | 
|  | i386_ss.add(when: 'CONFIG_VMPORT', if_true: files('vmport.c')) | 
|  | i386_ss.add(when: 'CONFIG_VTD', if_true: files('intel_iommu.c')) | 
|  | i386_ss.add(when: 'CONFIG_SGX', if_true: files('sgx-epc.c','sgx.c'), | 
|  | if_false: files('sgx-stub.c')) | 
|  |  | 
|  | i386_ss.add(when: 'CONFIG_ACPI', if_true: files('acpi-common.c')) | 
|  | i386_ss.add(when: 'CONFIG_ACPI_HW_REDUCED', if_true: files('generic_event_device_x86.c')) | 
|  | i386_ss.add(when: 'CONFIG_PC', if_true: files( | 
|  | 'pc.c', | 
|  | 'pc_sysfw.c', | 
|  | 'acpi-build.c', | 
|  | 'port92.c')) | 
|  | i386_ss.add(when: 'CONFIG_X86_FW_OVMF', if_true: files('pc_sysfw_ovmf.c'), | 
|  | if_false: files('pc_sysfw_ovmf-stubs.c')) | 
|  |  | 
|  | subdir('kvm') | 
|  | subdir('xen') | 
|  |  | 
|  | i386_ss.add_all(xenpv_ss) | 
|  |  | 
|  | hw_arch += {'i386': i386_ss} |