1 What: /sys/class/mic/
2 Date: October 2013
3 KernelVersion: 3.13
4 Contact: Sudeep Dutt <sudeep.dutt@intel.
5 Description:
6 The mic class directory belong
7 provides information per MIC d
8 PCIe form factor add-in Coproc
9 Integrated Core (MIC) architec
10
11 What: /sys/class/mic/mic<X>
12 Date: October 2013
13 KernelVersion: 3.13
14 Contact: Sudeep Dutt <sudeep.dutt@intel.
15 Description:
16 The directories /sys/class/mic
17 represent MIC devices (0,1,..e
18 information specific to that M
19
20 What: /sys/class/mic/mic<X>/family
21 Date: October 2013
22 KernelVersion: 3.13
23 Contact: Sudeep Dutt <sudeep.dutt@intel.
24 Description:
25 Provides information about the
26 MIC device. For example - "x10
27
28 What: /sys/class/mic/mic<X>/stepping
29 Date: October 2013
30 KernelVersion: 3.13
31 Contact: Sudeep Dutt <sudeep.dutt@intel.
32 Description:
33 Provides information about the
34 MIC device. For example - "A0"
35
36 What: /sys/class/mic/mic<X>/state
37 Date: October 2013
38 KernelVersion: 3.13
39 Contact: Sudeep Dutt <sudeep.dutt@intel.
40 Description:
41 When read, this entry provides
42 MIC device in the context of t
43 will be read are:
44
45
46 =============== =============
47 "ready" The MIC devic
48 On reading th
49 a "boot" has
50 the card was
51 suspend.
52 "booting" The MIC devic
53 "online" The MIC devic
54 "shutting_down" The card OS i
55 "resetting" A reset has b
56 "reset_failed" The MIC devic
57 =============== =============
58
59 When written, this sysfs entry
60 operations depending upon the
61 Acceptable values are:
62
63
64 ========== ==================
65 "boot" Boot the card OS i
66 of firmware, ramdi
67 sysfs entries.
68 "reset" Initiates device r
69 "shutdown" Initiates card OS
70 ========== ==================
71
72 What: /sys/class/mic/mic<X>/shutdown
73 Date: October 2013
74 KernelVersion: 3.13
75 Contact: Sudeep Dutt <sudeep.dutt@intel.
76 Description:
77 An Intel MIC device runs a Lin
78 OS can shutdown because of var
79 entry provides the status on w
80 Possible values are:
81
82 ========== ==================
83 "nop" shutdown status is
84 is "online"
85 "crashed" Shutdown because o
86 "halted" Shutdown because o
87 "poweroff" Shutdown because o
88 "restart" Shutdown because o
89 ========== ==================
90
91 What: /sys/class/mic/mic<X>/cmdline
92 Date: October 2013
93 KernelVersion: 3.13
94 Contact: Sudeep Dutt <sudeep.dutt@intel.
95 Description:
96 An Intel MIC device runs a Lin
97 booting this card OS, it is po
98 options to configure various f
99 self-bootable machines. When r
100 information about the current
101 boot the card OS. This entry c
102 existing kernel command line o
103 want to read the current comma
104 or modify existing ones and th
105 line back to this entry.
106
107 What: /sys/class/mic/mic<X>/firmware
108 Date: October 2013
109 KernelVersion: 3.13
110 Contact: Sudeep Dutt <sudeep.dutt@intel.
111 Description:
112 When read, this sysfs entry pr
113 /lib/firmware/ where the firmw
114 card can be found. The entry c
115 firmware image location under
116
117 What: /sys/class/mic/mic<X>/ramdisk
118 Date: October 2013
119 KernelVersion: 3.13
120 Contact: Sudeep Dutt <sudeep.dutt@intel.
121 Description:
122 When read, this sysfs entry pr
123 /lib/firmware/ where the ramdi
124 OS boot can be found. The entr
125 the ramdisk image location und
126
127 What: /sys/class/mic/mic<X>/bootmode
128 Date: October 2013
129 KernelVersion: 3.13
130 Contact: Sudeep Dutt <sudeep.dutt@intel.
131 Description:
132 When read, this sysfs entry pr
133 the card. This sysfs entry can
134 valid strings:
135 a) linux - Boot a Linux image.
136 b) flash - Boot an image for f
137
138 What: /sys/class/mic/mic<X>/log_buf_
139 Date: October 2013
140 KernelVersion: 3.13
141 Contact: Sudeep Dutt <sudeep.dutt@intel.
142 Description:
143 An Intel MIC device runs a Lin
144 debugging purpose and early ke
145 access the card OS log buffer
146 provides the kernel virtual ad
147 OS log buffer can be read. Thi
148 configuration daemon to set th
149 log buffer address to be writt
150 file of the card OS.
151
152 What: /sys/class/mic/mic<X>/log_buf_
153 Date: October 2013
154 KernelVersion: 3.13
155 Contact: Sudeep Dutt <sudeep.dutt@intel.
156 Description:
157 An Intel MIC device runs a Lin
158 debugging purpose and early ke
159 access the card OS log buffer
160 provides the kernel virtual ad
161 length can be read. This entry
162 daemon to set the log buffer l
163 buffer length address to be wr
164 System.map file of the card OS
165
166 What: /sys/class/mic/mic<X>/heartbea
167 Date: March 2015
168 KernelVersion: 4.4
169 Contact: Ashutosh Dixit <ashutosh.dixit@
170 Description:
171 The MIC drivers detect and inf
172 via a heartbeat mechanism (see
173 shutdown_status above). User s
174 notification by setting heartb
175 setting this entry to 1. If th
176 the responsibility of user spa
177 alternative means such as a ne
178 enabled by default.
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