Atmel SpaceWire Router SpW-10X - Manual (Page 105)

Ref.: UoD_SpW-10X_
UserManual
Issue: 3.4
SpW-10X
SpaceWire Router
User Manual Date: 11 th
July 2008
Preliminary
105
Table 9-2 Configuration Register Addresses
Address Register
31–0 (0x0000 001F–0x0000 0000) Port control/status registers
255–32 (0x0000 00FF –0x0000 0020) Group adaptive routing table registers
256 (0x0000 0100) Network discovery register
257 (0x0000 0101) Router identity register
258 (0x0000 0102) Router control register
259 (0x0000 0103) Error active register
260 (0x0000 0104) Time-code register
261 (0x0000 0105) Device Manufacturer and Chip ID register
262 (0x0000 0106) General Purpose register
263 (0x0000 0107) Time-Code Enable register
264 (0x0000 0108) Clock Control register
265 (0x0000 0109) Destination Key Register
9.3 GROUP ADAPTIVE ROUTING TABLE REGISTERS
The Group Adaptive Routing (GAR) table is accessed through configuration memory addresses 32-
255 (0x0000 0020-0x0000 00FF).
The fields in the GAR registers are illustrated in Figure 9-2.
REQUEST
1 28 29 30 31
DEL_HEAD
PRIORITY
INVALID_ADDR
0
RESERVED
NOT USED
11 10
Figure 9-2 GAR Register Fields
The GAR table holds the routing table information that maps logical addresses to one or more port
addresses. There is one entry (register) in the GAR table for each possible logical address. The