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19 Throughout this document we will refer to an "EBB event" or "EBB events". This
38 and attach an EBB event to the process, which will then cause EBBs to be
43 user process. This means once an EBB event is scheduled on the PMU, no non-EBB
54 If an EBB event and a regular event are both pinned, then whichever is enabled
56 section below titled "Enabling an EBB event" for more information.
59 Creating an EBB event
62 To request that an event is counted using EBB, the event code should have bit
86 Enabling an EBB event
89 Once an EBB event has been successfully opened, it must be enabled with the
93 However, due to the design of the perf_events API, enabling an event does not
101 this case the enable will be successful. However if there is already an event
105 Reading an EBB event
108 It is possible to read() from an EBB event. However the results are
113 Closing an EBB event
116 When an EBB event is finished with, you can close it using close() as for any
125 the style of an interrupt handler. When the handler is entered all registers
130 option is to create an interrupt frame on the stack and save registers there.