Debug architecture configuration

The ARMv7 Debug architecture contains a number of optional features. The parameters listed in the following table control which of these features are implemented by the model:

Table 28. Debug architecture configuration parameters

ParameterDescriptionDefault
implements_OSSaveAndRestoreAdd support for the OS Save and Restore mechanism implemented by DBGOSSRR and other registers.true
DBGOSLOCKINITInitial value for the Locked bit in DBGOSLSR. When this bit is set, software access to debug registers is restricted.0x1
implements_secure_user_halting_debugPermit debug events in Secure User mode when invasive debug is not permitted in Secure privileged modes. (Deprecated in ARM v7.)false
DBGPIDValue for CP14 DBGPID registers0x8000bb000
DBGCIDValue for CP14 DBGCID registers0x0
DBGDSCCR_maskImplemented bits of DBGDSCCR0x7
cpu[n].DBGDRARValue for Debug ROM address register0x0
cpu[n].DBGSRARValue for Debug Self address register0x0

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