Texas Instruments OMAP36 Series, Technical Reference Manual

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SDTI Module
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Table 27-50. SDTI_WINCTRL
Address Offset 0x0000 0024
Physical Address Instance SDTI
See Table 27-43
Description Window control register.
Type RW
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
RESERVED
OWNERSHIP
CPU2TRACEEN CPU1TRACEEN
CURRENTOWNER
DEBUGGERTRACEEN
DEBUGGEROVERRIDE
Bits Field Name Description Type Reset
31:30 OWNERSHIP Read to get current ownership status. The claim status RW 0x0
encoding is (0=Available, 1=Claimed, 2=Enabled,
3=Reserved)
Send command to modify ownership state. See Table 13
Note:
(1) A successful command would cause these bit values
to reflect the new state.
29 DEBUGGEROVERRIDE Reading from the DebuggerOverride bit returns a 1 RW 0
This qualifier bit is used with the debugger's CLAIM
request. The DebuggerOverride bit shall not be latched.
When written with DebuggerOverride=1, a claim request
by the debugger shall be granted regardless of current
ownership status of the unit.
When written with DebuggerOverride=0, the claim
request shall be granted only if the unit is available.
28 CURRENTOWNER This value reflects the SDTI ownership when the register RW 0
is in a non-Available state.
0=Debugger owns resource.
1=Application owns resource
27:3 RESERVED RFU R 0x0000000
2 DEBUGGERTRACEEN 0 Debugger writes to address matching window doesn't RW 0
generate messages./
1 Debugger writes to address matching window will
generate messages
1 CPU2TRACEEN 0 Window disabled, no message generation/ 1 RW 0
Window enabled
0 CPU1TRACEEN 0 Window disabled, no message generation/ 1 RW 0
Window enabled
Table 27-51. Register Call Summary for Register SDTI_WINCTRL
SDTI Functional Description
• Claimed State : [0]
• Ownership commands : [1] [2]
• Claim Bits : [3]
• Trace data collection : [4] [5]
SDTI Basic Programming Model
• Trace setup : [6] [7]
• Serial interface test mode setup : [8]
• SDTI Register List Ownership : [9] [10] [11]
SDTI Register Manual
• SDTI Register Summary : [12]
3624Debug and Emulation SWPU177N – December 2009 – Revised November 2010
Copyright © 2009–2010, Texas Instruments Incorporated