1 What: /sys/devices/platform/HISI04Bx 1 What: /sys/devices/platform/HISI04Bx:00/chipX/all_linked
2 What: /sys/devices/platform/HISI04Bx 2 What: /sys/devices/platform/HISI04Bx:00/chipX/linked_full_lane
3 What: /sys/devices/platform/HISI04Bx 3 What: /sys/devices/platform/HISI04Bx:00/chipX/crc_err_cnt
4 Date: November 2023 4 Date: November 2023
5 KernelVersion: 6.6 5 KernelVersion: 6.6
6 Contact: Huisong Li <lihuisong@huawei.co !! 6 Contact: Huisong Li <lihuisong@huawei.org>
7 Description: 7 Description:
8 The /sys/devices/platform/HISI 8 The /sys/devices/platform/HISI04Bx:00/chipX/ directory
9 contains read-only attributes 9 contains read-only attributes exposing some summarization
10 information of all HCCS ports 10 information of all HCCS ports under a specified chip.
11 The X in 'chipX' indicates the 11 The X in 'chipX' indicates the Xth chip on platform.
12 12
13 There are following attributes 13 There are following attributes in this directory:
14 14
15 ================= ==== ======= 15 ================= ==== =========================================
16 all_linked: (RO) if all 16 all_linked: (RO) if all enabled ports on this chip are
17 linked 17 linked (bool).
18 linked_full_lane: (RO) if all 18 linked_full_lane: (RO) if all linked ports on this chip are full
19 lane (b 19 lane (bool).
20 crc_err_cnt: (RO) total C 20 crc_err_cnt: (RO) total CRC err count for all ports on this
21 chip. 21 chip.
22 ================= ==== ======= 22 ================= ==== =========================================
23 23
24 What: /sys/devices/platform/HISI04Bx 24 What: /sys/devices/platform/HISI04Bx:00/chipX/dieY/all_linked
25 What: /sys/devices/platform/HISI04Bx 25 What: /sys/devices/platform/HISI04Bx:00/chipX/dieY/linked_full_lane
26 What: /sys/devices/platform/HISI04Bx 26 What: /sys/devices/platform/HISI04Bx:00/chipX/dieY/crc_err_cnt
27 Date: November 2023 27 Date: November 2023
28 KernelVersion: 6.6 28 KernelVersion: 6.6
29 Contact: Huisong Li <lihuisong@huawei.co !! 29 Contact: Huisong Li <lihuisong@huawei.org>
30 Description: 30 Description:
31 The /sys/devices/platform/HISI 31 The /sys/devices/platform/HISI04Bx:00/chipX/dieY/ directory
32 contains read-only attributes 32 contains read-only attributes exposing some summarization
33 information of all HCCS ports 33 information of all HCCS ports under a specified die.
34 The Y in 'dieY' indicates the 34 The Y in 'dieY' indicates the hardware id of the die on chip who
35 has chip id X. 35 has chip id X.
36 36
37 There are following attributes 37 There are following attributes in this directory:
38 38
39 ================= ==== ======= 39 ================= ==== =========================================
40 all_linked: (RO) if all 40 all_linked: (RO) if all enabled ports on this die are
41 linked 41 linked (bool).
42 linked_full_lane: (RO) if all 42 linked_full_lane: (RO) if all linked ports on this die are full
43 lane (b 43 lane (bool).
44 crc_err_cnt: (RO) total C 44 crc_err_cnt: (RO) total CRC err count for all ports on this
45 die. 45 die.
46 ================= ==== ======= 46 ================= ==== =========================================
47 47
48 What: /sys/devices/platform/HISI04Bx 48 What: /sys/devices/platform/HISI04Bx:00/chipX/dieY/hccsN/type
49 What: /sys/devices/platform/HISI04Bx 49 What: /sys/devices/platform/HISI04Bx:00/chipX/dieY/hccsN/lane_mode
50 What: /sys/devices/platform/HISI04Bx 50 What: /sys/devices/platform/HISI04Bx:00/chipX/dieY/hccsN/enable
51 What: /sys/devices/platform/HISI04Bx 51 What: /sys/devices/platform/HISI04Bx:00/chipX/dieY/hccsN/cur_lane_num
52 What: /sys/devices/platform/HISI04Bx 52 What: /sys/devices/platform/HISI04Bx:00/chipX/dieY/hccsN/link_fsm
53 What: /sys/devices/platform/HISI04Bx 53 What: /sys/devices/platform/HISI04Bx:00/chipX/dieY/hccsN/lane_mask
54 What: /sys/devices/platform/HISI04Bx 54 What: /sys/devices/platform/HISI04Bx:00/chipX/dieY/hccsN/crc_err_cnt
55 Date: November 2023 55 Date: November 2023
56 KernelVersion: 6.6 56 KernelVersion: 6.6
57 Contact: Huisong Li <lihuisong@huawei.co !! 57 Contact: Huisong Li <lihuisong@huawei.org>
58 Description: 58 Description:
59 The /sys/devices/platform/HISI 59 The /sys/devices/platform/HISI04Bx/chipX/dieX/hccsN/ directory
60 contains read-only attributes 60 contains read-only attributes exposing information about
61 a HCCS port. The N value in 'h 61 a HCCS port. The N value in 'hccsN' indicates this port id.
62 The X in 'chipX' indicates the 62 The X in 'chipX' indicates the ID of the chip to which the
63 HCCS port belongs. For example 63 HCCS port belongs. For example, X ranges from to 'n - 1' if the
64 chip number on platform is n. 64 chip number on platform is n.
65 The Y in 'dieY' indicates the 65 The Y in 'dieY' indicates the hardware id of the die to which
66 the hccs port belongs. 66 the hccs port belongs.
67 Note: type, lane_mode and enab 67 Note: type, lane_mode and enable are fixed attributes on running
68 platform. 68 platform.
69 69
70 The HCCS port have the followi 70 The HCCS port have the following attributes:
71 71
72 ============= ==== =========== 72 ============= ==== =============================================
73 type: (RO) port type ( 73 type: (RO) port type (string), e.g. HCCS-v1 -> H32
74 lane_mode: (RO) the lane mo 74 lane_mode: (RO) the lane mode of this port (string), e.g. x8
75 enable: (RO) indicate if 75 enable: (RO) indicate if this port is enabled (bool).
76 cur_lane_num: (RO) current lan 76 cur_lane_num: (RO) current lane number of this port.
77 link_fsm: (RO) link finite 77 link_fsm: (RO) link finite state machine of this port.
78 lane_mask: (RO) current lan 78 lane_mask: (RO) current lane mask of this port, every bit
79 indicates a 79 indicates a lane.
80 crc_err_cnt: (RO) CRC err cou 80 crc_err_cnt: (RO) CRC err count on this port.
81 ============= ==== =========== 81 ============= ==== =============================================
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