Altera cyclone V Technical Reference page 2178

18-88
ghwcfg2
Offset:
0x48
Access:
RO
Important: To prevent indeterminate system behavior, reserved areas of memory must not be accessed by
31 30
Reserved
15 14
numhstchnl
RO 0xF
ghwcfg2 Fields
Bit
30:26
tknqdepth
25:24
ptxqdepth
Altera Corporation
software or hardware. Any area of the memory map that is not explicitly defined as a register
space or accessible memory is considered reserved.
29 28 27 26
tknqdepth
RO 0x8
13 12 11 10
numdeveps
RO 0xF
Name
Range: 0 to 30.
Specifies the Host mode Periodic Request Queue
depth.That is, the maximum number of packets that
can reside in the Host Periodic TxFIFO. This queue
holds one entry corresponding to each IN or OUT
periodic request. This queue is 9 bits wide.
0x0
0x1
0x2
0x3
Bit Fields
25 24 23 22
ptxqdepth nptxqdepth
RO 0x0 RO 0x2
9 8 7 6
fsphytype hsphytype
RO 0x0 RO 0x2
Description
Value Description
Que Depth 2
Que Depth 4
Que Depth 8
Que Depth 16
21 20 19 18
Reser multi dynfi perio
ved proci fosiz suppo
ntrpt ing rt
RO RO RO
0x0 0x1 0x1
5 4 3 2
singp otgarch
nt
RO 0x2
RO
0x0
USB 2.0 OTG Controller
cv_5v4
2016.10.28
17 16
numhstchnl
RO 0xF
1 0
otgmode
RO 0x0
Access Reset
RO 0x8
RO 0x0
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