Virtex-5 RocketIO GTP Transceiver User Guide
77
UG196 (v1.3) May 25, 2007
Reset
R
Resetting the GTP_DUAL Tile
Each GTP_DUAL tile offers several ways to reset its subcomponents.
shows all
the different ways of resetting a GTP_DUAL tile, and the subcomponents that are affected
by each type of reset.
Table 5-7:
Available Resets Pins and the Components Reset by These Reset Pins
Component
Co
nfig
ur
ation
GT
PRES
ET
PL
LP
O
W
E
R
DO
WN
(F
alling Edg
e
)
TX
RES
E
T
RXCDRR
ESET
RX
R
E
S
E
T
RX
B
U
FRE
SET
RXELECIDLERESET
PR
BSC
N
TR
ES
ET
GTP to Board
Interface
Termination Resistor
Calibration
✓
Shared
Resources
Shared PLL
✓
✓
✓
PLL Lock Detection
✓
✓
✓
Reset Control
✓
✓
✓
Power Control
✓
✓
✓
Clocking
✓
✓
✓
DRP
✓
TX PCS
FPGA TX Interface
✓
✓
✓
✓
8B/10B Encoder
✓
✓
✓
✓
TX Buffer
✓
✓
✓
✓
PRBS Generator
✓
✓
✓
✓
Polarity Control
✓
✓
✓
✓
TX PMA
PISO
✓
✓
✓
TX Pre-emphasis
✓
✓
✓
TX OOB & PCI
✓
✓
✓
TX Driver
✓
✓
✓
RX PCS
FPGA RX Interface
✓
✓
✓
✓
✓
RX Buffer
✓
✓
✓
✓
✓
✓
RX Status Control
✓
✓
✓
✓
✓
8B/10B Decoder
✓
✓
✓
✓
✓
Comma Detect and Align
✓
✓
✓
✓
✓
RX LOS State Machine
✓
✓
✓
✓
✓
RX Polarity
✓
✓
✓
✓
✓
PRBS Checker
✓
✓
✓
✓
✓
✓
5x Over-sampler
✓
✓
✓
✓
✓