Commit | Line | Data |
---|---|---|
502d84bd | 1 | #!/usr/bin/env python |
b2441318 | 2 | # SPDX-License-Identifier: GPL-2.0 |
502d84bd DC |
3 | |
4 | import os | |
5 | from optparse import OptionParser | |
6 | ||
5912e791 | 7 | help_msg = "print verbose messages. Try -vv, -vvv for more verbose messages" |
502d84bd | 8 | parser = OptionParser() |
5912e791 AV |
9 | parser.add_option( |
10 | "-v", "--verbose", dest="verbose", help=help_msg, action="count") | |
502d84bd DC |
11 | |
12 | (options, args) = parser.parse_args() | |
13 | ||
14 | verbose = 0 | |
15 | if options.verbose is not None: | |
16 | verbose = options.verbose | |
17 | ||
18 | vmbus_sys_path = '/sys/bus/vmbus/devices' | |
19 | if not os.path.isdir(vmbus_sys_path): | |
8a99c920 | 20 | print("%s doesn't exist: exiting..." % vmbus_sys_path) |
502d84bd DC |
21 | exit(-1) |
22 | ||
23 | vmbus_dev_dict = { | |
5912e791 AV |
24 | '{0e0b6031-5213-4934-818b-38d90ced39db}': '[Operating system shutdown]', |
25 | '{9527e630-d0ae-497b-adce-e80ab0175caf}': '[Time Synchronization]', | |
26 | '{57164f39-9115-4e78-ab55-382f3bd5422d}': '[Heartbeat]', | |
27 | '{a9a0f4e7-5a45-4d96-b827-8a841e8c03e6}': '[Data Exchange]', | |
28 | '{35fa2e29-ea23-4236-96ae-3a6ebacba440}': '[Backup (volume checkpoint)]', | |
29 | '{34d14be3-dee4-41c8-9ae7-6b174977c192}': '[Guest services]', | |
30 | '{525074dc-8985-46e2-8057-a307dc18a502}': '[Dynamic Memory]', | |
31 | '{cfa8b69e-5b4a-4cc0-b98b-8ba1a1f3f95a}': 'Synthetic mouse', | |
32 | '{f912ad6d-2b17-48ea-bd65-f927a61c7684}': 'Synthetic keyboard', | |
33 | '{da0a7802-e377-4aac-8e77-0558eb1073f8}': 'Synthetic framebuffer adapter', | |
34 | '{f8615163-df3e-46c5-913f-f2d2f965ed0e}': 'Synthetic network adapter', | |
35 | '{32412632-86cb-44a2-9b5c-50d1417354f5}': 'Synthetic IDE Controller', | |
36 | '{ba6163d9-04a1-4d29-b605-72e2ffb1dc7f}': 'Synthetic SCSI Controller', | |
37 | '{2f9bcc4a-0069-4af3-b76b-6fd0be528cda}': 'Synthetic fiber channel adapter', | |
38 | '{8c2eaf3d-32a7-4b09-ab99-bd1f1c86b501}': 'Synthetic RDMA adapter', | |
39 | '{44c4f61d-4444-4400-9d52-802e27ede19f}': 'PCI Express pass-through', | |
40 | '{276aacf4-ac15-426c-98dd-7521ad3f01fe}': '[Reserved system device]', | |
41 | '{f8e65716-3cb3-4a06-9a60-1889c5cccab5}': '[Reserved system device]', | |
42 | '{3375baf4-9e15-4b30-b765-67acb10d607b}': '[Reserved system device]', | |
502d84bd DC |
43 | } |
44 | ||
5912e791 | 45 | |
502d84bd DC |
46 | def get_vmbus_dev_attr(dev_name, attr): |
47 | try: | |
48 | f = open('%s/%s/%s' % (vmbus_sys_path, dev_name, attr), 'r') | |
49 | lines = f.readlines() | |
50 | f.close() | |
51 | except IOError: | |
52 | lines = [] | |
53 | ||
54 | return lines | |
55 | ||
5912e791 | 56 | |
502d84bd DC |
57 | class VMBus_Dev: |
58 | pass | |
59 | ||
60 | ||
61 | vmbus_dev_list = [] | |
62 | ||
63 | for f in os.listdir(vmbus_sys_path): | |
64 | vmbus_id = get_vmbus_dev_attr(f, 'id')[0].strip() | |
65 | class_id = get_vmbus_dev_attr(f, 'class_id')[0].strip() | |
66 | device_id = get_vmbus_dev_attr(f, 'device_id')[0].strip() | |
67 | dev_desc = vmbus_dev_dict.get(class_id, 'Unknown') | |
68 | ||
69 | chn_vp_mapping = get_vmbus_dev_attr(f, 'channel_vp_mapping') | |
70 | chn_vp_mapping = [c.strip() for c in chn_vp_mapping] | |
5912e791 AV |
71 | chn_vp_mapping = sorted( |
72 | chn_vp_mapping, key=lambda c: int(c.split(':')[0])) | |
502d84bd | 73 | |
5912e791 AV |
74 | chn_vp_mapping = [ |
75 | '\tRel_ID=%s, target_cpu=%s' % | |
76 | (c.split(':')[0], c.split(':')[1]) for c in chn_vp_mapping | |
77 | ] | |
502d84bd DC |
78 | d = VMBus_Dev() |
79 | d.sysfs_path = '%s/%s' % (vmbus_sys_path, f) | |
80 | d.vmbus_id = vmbus_id | |
81 | d.class_id = class_id | |
82 | d.device_id = device_id | |
83 | d.dev_desc = dev_desc | |
84 | d.chn_vp_mapping = '\n'.join(chn_vp_mapping) | |
85 | if d.chn_vp_mapping: | |
86 | d.chn_vp_mapping += '\n' | |
87 | ||
88 | vmbus_dev_list.append(d) | |
89 | ||
90 | ||
5912e791 | 91 | vmbus_dev_list = sorted(vmbus_dev_list, key=lambda d: int(d.vmbus_id)) |
502d84bd DC |
92 | |
93 | format0 = '%2s: %s' | |
94 | format1 = '%2s: Class_ID = %s - %s\n%s' | |
95 | format2 = '%2s: Class_ID = %s - %s\n\tDevice_ID = %s\n\tSysfs path: %s\n%s' | |
96 | ||
97 | for d in vmbus_dev_list: | |
98 | if verbose == 0: | |
8a99c920 | 99 | print(('VMBUS ID ' + format0) % (d.vmbus_id, d.dev_desc)) |
502d84bd | 100 | elif verbose == 1: |
5912e791 AV |
101 | print( |
102 | ('VMBUS ID ' + format1) % | |
103 | (d.vmbus_id, d.class_id, d.dev_desc, d.chn_vp_mapping) | |
104 | ) | |
502d84bd | 105 | else: |
5912e791 AV |
106 | print( |
107 | ('VMBUS ID ' + format2) % | |
108 | ( | |
109 | d.vmbus_id, d.class_id, d.dev_desc, | |
110 | d.device_id, d.sysfs_path, d.chn_vp_mapping | |
111 | ) | |
112 | ) |