T8207 Datasheet, PDF (101/158 Pages) Agere Systems – ATM Interconnect

Advance Data Sheet
September 2001
CelXpres T8207
ATM Interconnect
14 Registers (continued)
Table 62. Loopback (LB) (0118h)
Name
Reserved
routing_header
Bit Pos.
3:0
15:4
Type
RO
RW
Reset
Description
0 Reserved.
0 Routing Header. These bits are substituted for cell bus routing
header bits, 15:4, of a received loopback cell before it is
retransmitted on the cell bus.
Table 63. UTOPIA Configuration 3 (UCF3) (011Ah)
Name
rx_port_en[31:16]
Bit Pos.
15:0
Type
RW
Reset
Description
0 Receive Port Enable. Each bit in this field represents one of
the upper 16 PHY ports of 32 possible ports, where the most
significant bit is port 31 and the least significant bit is port 16. If
the corresponding bit is ‘1,’ cells will be received on the desig-
nated UTOPIA port. This register is ignored if the T8207_sel bit
in the main configuration 2 register equals ‘0.’
Table 64. UTOPIA Configuration 2 (UCF2) (011Ch)
Name
rx_port_en[15:0]
Bit Pos.
15:0
Type
RW
Reset
Description
0 Receive Port Enable. Each bit in this field represents one of
the lower 16 PHY ports of 32 possible ports, where the most
significant bit is port 15 and the least significant bit is port 0. If
the corresponding bit is ‘1,’ cells will be received on the desig-
nated UTOPIA port.
Table 65. Extended LUT Configuration (ELUTCF) (011Eh)
Name
lut_rec_form
Reserved
Bit Pos.
1:0
15:2
Type Reset
Description
RW 0 LUT Record Format. These bits indicate the format of the LUT
records as follows:
“00” = 8-byte records
“01” = 16-byte record with extended monitoring
“10” = reserved
“11” = reserved
RO 0 Reserved.
Agere Systems Inc.
101