def gen_dsdt(dest_vm_acpi_path, passthru_devices, board_info):
'''
generate dsdt.asl
:param dest_vm_acpi_path: the path to store generated ACPI asl code
:param passthru_devices:
:return:
'''
dsdt_asl = 'dsdt.asl'
p_dsdt_start = r'{'
(bdf_desc_map, bdf_vpid_map) = board_cfg_lib.get_pci_info(board_info)
with open(os.path.join(dest_vm_acpi_path, dsdt_asl), 'w') as dest:
lines = []
with open(os.path.join(TEMPLATE_ACPI_PATH, dsdt_asl), 'r') as src:
for line in src.readlines():
lines.append(line)
if line.startswith(p_dsdt_start):
for passthru_device in passthru_devices:
passthru_bdf = None
passthru_vpid = None
for bdf in bdf_desc_map.keys():
if bdf_desc_map[bdf].find(passthru_device) >= 0:
passthru_bdf = bdf
break
if passthru_bdf is not None and passthru_bdf in bdf_vpid_map.keys(
):
passthru_vpid = bdf_vpid_map[passthru_bdf]
if passthru_device in ['TPM2']:
tpm2_asl = os.path.join(TEMPLATE_ACPI_PATH,
'dsdt_tpm2.asl')
start = False
with open(tpm2_asl, 'r') as tpm2_src:
for tpm2_line in tpm2_src.readlines():
if tpm2_line.startswith('{'):
start = True
continue
if tpm2_line.startswith('}'):
start = False
continue
if start:
lines.append(tpm2_line)
elif passthru_vpid is not None and passthru_vpid == TSN_DEVICE_LIST[
1]:
otn1_asl = os.path.join(TEMPLATE_ACPI_PATH,
'dsdt_tsn_otn1.asl')
start = False
with open(otn1_asl, 'r') as otn1_src:
for otn1_line in otn1_src.readlines():
if otn1_line.startswith('{'):
start = True
continue
if otn1_line.startswith('}'):
start = False
continue
if start:
lines.append(otn1_line)
else:
pass
dest.writelines(lines)
def pci_devs_check(pci_bdf_devs, branch_tag, tag_str):
"""
Check vm pci devices
:param item: vm pci_devs item in xml
:return: None
"""
(bdf_desc_map, bdf_vpid_map) = board_cfg_lib.get_pci_info(common.BOARD_INFO_FILE)
for id_key, pci_bdf_devs_list in pci_bdf_devs.items():
for pci_bdf_dev in pci_bdf_devs_list:
if pci_bdf_dev and pci_bdf_dev not in bdf_desc_map.keys():
key = "vm:id={},{},{}".format(id_key, branch_tag, tag_str)
ERR_LIST[key] = "The {} is unkonw device of PCI".format(pci_bdf_dev)
def avl_pci_devs():
pci_dev_list = []
(bdf_desc_map,
bdf_vpid_map) = board_cfg_lib.get_pci_info(common.BOARD_INFO_FILE)
pci_dev_list = common.get_avl_dev_info(bdf_desc_map,
PT_SUB_PCI['ethernet'])
tmp_pci_list = common.get_avl_dev_info(bdf_desc_map, PT_SUB_PCI['sata'])
pci_dev_list.extend(tmp_pci_list)
tmp_pci_list = common.get_avl_dev_info(bdf_desc_map, PT_SUB_PCI['nvme'])
pci_dev_list.extend(tmp_pci_list)
return pci_dev_list
def __init__(self, board_info):
self.board_info = board_info
(self.bdf_desc_map,
self.bdf_vpid_map) = board_cfg_lib.get_pci_info(board_info)
