1 What: /sys/class/fpga_manager/<fpga>
2 Date: August 2015
3 KernelVersion: 4.3
4 Contact: Alan Tull <atull@opensource.alt
5 Description: Name of low level fpga manager
6
7 What: /sys/class/fpga_manager/<fpga>
8 Date: August 2015
9 KernelVersion: 4.3
10 Contact: Alan Tull <atull@opensource.alt
11 Description: Read fpga manager state as a s
12 The intent is to provide enoug
13 wrong during FPGA programming
14 fix) then userspace can know,
15 fails, that could be due to no
16 file.
17
18 This is a superset of FPGA sta
19 states. The fpga manager driv
20 to get the FPGA into a known o
21 though some steps may get skip
22 by manufacturer; this is a sup
23
24 * unknown = can'
25 * power off = FPGA
26 * power up = FPGA
27 * reset = FPGA
28 * firmware request = firm
29 * firmware request error = fir
30 * write init = prep
31 * write init error = Erro
32 * write = FPGA
33 * write error = Erro
34 * write complete = Doin
35 * write complete error = Erro
36 * operating = FPGA
37
38 What: /sys/class/fpga_manager/<fpga>
39 Date: June 2018
40 KernelVersion: 4.19
41 Contact: Wu Hao <hao.wu@intel.com>
42 Description: Read fpga manager status as a
43 If FPGA programming operation
44 error or incompatible bitstrea
45 interface is to provide more d
46 programming errors to userspac
47 the supported status.
48
49 * reconfig operation error
50
51
52
53 * reconfig CRC error
54
55 * reconfig incompatible image
56
57 * reconfig IP protocol error
58
59 * reconfig fifo overflow error
60
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