Texas Instruments TMS320TCI648x - Manual (Page 199)

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5.68 Port General Control CSR (SP_GEN_CTL)
SRIO Registers
The port general control CSR (SP_GEN_CTL) is shown in Figure 131 and described in Table 139 .
Figure 131. Port General Control CSR (SP_GEN_CTL) - Address Offset 113Ch
31 30 29 28 0
MASTER_
HOST DISCOVERED Reserved
ENABLE
R/W-0 R/W-0 R/W-0 R-0
LEGEND: R/W = Read/Write; R = Read only; -n = Value after reset
Table 139. Port General Control CSR (SP_GEN_CTL) Field Descriptions
Bit Field Value Description
31 HOST A host device is a device that is responsible for system exploration, initialization,
and maintenance. Agent or slave devices are typically initialized by Host
devices.
0 Agent or Slave device
1 Host device
30 MASTER_ENABLE The Master Enable bit controls whether or not a device is allowed to issue
requests into the system. If the Master Enable is not set, the device may only
respond to requests.
0 Processing element cannot issue requests
1 Processing element can issue requests
29 DISCOVERED This device has been located by the processing element responsible for system
configuration.
0 The device has not been previously discovered
1 The device has been discovered by another processing element
28–0 Reserved 0 These read-only bits return 0s when read.
SPRUE13A – September 2006 Serial RapidIO (SRIO) 199
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