PM8621-BI PMC-Sierra, Inc., PM8621-BI Datasheet - Page 80

• Manufacturer Part Number: PM8621-BI
• Description: Driver, NSE/SBS Narrowband Chipset Driver
• Manufacturer: PMC-Sierra, Inc.

Proprietary and Confidential to PMC-Sierra, Inc., and for its Customers’ Internal Use
Document ID: PMC-2021248, Issue 1
In-band Link Controller
In-band Link Message Header (HEADER_ILC)
Table 25: Narrowband Chipset In-band Link Message Header: sNBCS_HEADER_ILC
In-band Link Message Descriptor (MSG_DESC_ILC)
Table 26: Narrowband Chipset In-band Link Message Descriptor: sNBCS_MSG_DESC_ILC
In-band Link Rx Buffer Descriptor (RXBUF_DESC_ILC)
Table 27: Narrowband Chipset In-band Link Message Descriptor:
sNBCS_RXBUF_DESC_ILC
Field Name
userBits
pageBits
linkBits
auxBits
Field Name
pBuf
crcErr
Field Name
linkDesc
numMsgs
pMsgDesc
Field Type
UINT1
UINT1
UINT1
UINT1
Field Type
UINT1*
UINT1
Field Type
UINT1
UINT1
sNBCS_MSG_DESC_ILC*
Field Description
USER[2:0] header bits
PAGE[1:0] header bits
LINK[1:0] header bits
AUX[7:0] header bits
Field Description
Pointer to the data buffer
CRC error flag. 0 = normal, 1 = error
Field Description
Link Descriptor: For SBS, 0 = working Tx,
1 = working Rx, 2 = protect Tx, 3 = protect
For NSE, it is the physical port number. 0-
31 for NSE20G and 0-11 for NSE8G
Number of messages received
Pointer to the received data buffer
Narrowband Chipset Device Driver Manual
Data Structures
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