PM73121ꢀAAL1gator II
Data Sheet
PMC-Sierra, Inc.
PMC-980620
,VVXHꢀꢁ
AAL1 SAR Processor
same table is used for both E1 and T1 modes.
8
7
0
Bits
15
C000
C8000
D000
D200
DIV_OP
MULT_OP
T1_MF_DIV_OP
E1_MF_DIV_OP
MOD_ADD_OP
Address
D400
DFFF
Not Used
Figure 85. Math Operation Results
7.7 Receive Data Structures Summary
Table 23 lists the data structures unique to the receive side of the AAL1gator II.
Table 23. Receive Data Structures Summary
Amount
Data Structure Description
Organization
of
Address
Description
Memory
R_OAM_QUEUE_TBL
R_OAM_CELL_CNT
2 words
1 word
4 bytes
2 bytes
2 bytes
32 bytes
0 8000h - 0 8001h Receive OAM head and tail pointers.
0 8002h
0 8003h
Count of received OAM cells.
Count of dropped OAM cells.
R_DROPPED_OAM_CELL_CNT 1 word
Reserved
16 words
0 8020h - 0 802Fh Reserved (SRTS Queue Pointers).
0 8038h - 0 803Fh Receive SRTS configuration.
0 8080h - 0 80FFh Mask of bits. Initialized from a table.
0 8200h - 0 827Fh Receive channel to queue table.
R_SRTS_CONFIG
R_CRC_SYNDROME
R_CH_TO_QUEUE_TBL
R_COND_SIG
2 bytes × 8 lines 16 bytes
128 words
128 words
16 × 8 bytes
256 bytes
256 bytes
256 bytes
0 8400h - 0 847Fh Receive signaling conditioning
values.
R_COND_DATA
Reserved
32 × 8 bytes
256 bytes
4 kBytes
0 8480h - 0 84FFh Receive data conditioning values.
8 × 256 words
0 8800h - 0 8FFFh Reserved (Receive SRTS Queue).
Reserved
8 x 32 × 16 words 8 kBytes
0 9000h - 0 9FFFh Reserved (Receive Signaling
Buffer).
R_QUEUE_TBL
256 × 32 words
16 kBytes
0 A000h - 0
BFFFh
Receive queue table.
R_OAM_QUEUE
Reserved
256 × 64 bytes
16 kBytes
0 E000h - 0 FFFFh Receive OAM queue.
8 × 512 × 32 bytes 128 kBytes 1 0000h - 1 FFFFh Reserved (Receive Data Buffer).
ꢀꢃꢀ
PMC [ PMC-SIERRA, INC ]
