
PM73487 QRT
PMC-Sierra, Inc.
PMC-980618
Issue 3
622 Mbps ATMTraffic Management Device
Released
Datasheet
171
8.8
Test Access to the Transmit UTOPIA RAM (TU_RAM)
Address: 160000
h
(580000
h
byte)
Index:
1
h
Number of entries: 64(four cells)
Type: Read/Write during SW_RESET (refer to
“SW_RESET” on page 101
).
Format: Refer to the following table.
Transmit UTOPIA Cell Buffer Summary (Internal Structure)
Base address: 160000
h
(580000
h
byte)
Index:4
h
Type: Read/Write during SW_RESET (refer to
“SW_RESET” on page 101
).
Long address = 160000
h
+ entry_number
×
10
h
Field (Bits)
Description
TX_UTOPIA_RAM
(31:0)
Test access to the TU_RAM.
Table 33. Transmit UTOPIA Cell Buffers Summary
Offset
Cell
31:24
23:16
15:8
7:0
0
VPI(11:4)
VPI(3:0),
VCI(15:12)
VCI(11:8)
VCI(3:0), PTI, CLP
1
payload 0
payload 1
payload 2
payload 3
2
payload 4
payload 5
payload 6
payload 7
3
payload 8
payload 9
payload 10
payload 11
4
payload 12
payload 13
payload 14
payload 15
5
payload 16
payload 17
payload 18
payload 19
6
payload 20
payload 21
payload 22
payload 23
7
payload 24
payload 25
payload 26
payload 27
8
payload 28
payload 29
payload 30
payload 31
9
payload 32
payload 33
payload 34
payload 35
10
payload 36
payload 37
payload 38
payload 39
11
payload 40
payload 41
payload 42
payload 43
12
payload 44
payload 45
payload 46
payload 47
13
Not used
Not used
Not used
Not used
14
Not used
Not used
Not used
Not used
15
Not used
Not used
Not used
Not used