/* SPDX-License-Identifier: BSD-2-Clause */
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/*
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* Copyright (c) 2016, Linaro Limited
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*/
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#ifndef __PTA_GPROF_H
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#define __PTA_GPROF_H
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/*
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* Interface to the gprof pseudo-TA, which is used by libutee to control TA
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* profiling and forward data to tee-supplicant.
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*/
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#define PTA_GPROF_UUID { 0x2f6e0d48, 0xc574, 0x426d, { \
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0x82, 0x4e, 0x40, 0x19, 0x8c, 0xde, 0x5c, 0xac } }
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/*
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* Send TA profiling data (gmon.out format) to tee-supplicant
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* Data may be sent in several chunks: first set id to 0, then re-use the
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* allocated value in subsequent calls.
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*
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* [in/out] value[0].a: id
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* [in] memref[1]: profiling data
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*/
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#define PTA_GPROF_SEND 0
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/*
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* Start PC sampling of a user TA session
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*
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* [in/out] memref[0]: sampling buffer
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* [in] value[1].a: offset: the lowest PC value in the TA
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* [in] value[1].b: scale: histogram scaling factor
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*/
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#define PTA_GPROF_START_PC_SAMPLING 1
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/*
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* Stop PC sampling of a user TA session and retrieve data
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*
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* [out] value[0].a: sampling frequency
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*/
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#define PTA_GPROF_STOP_PC_SAMPLING 2
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#endif /* __PTA_GPROF_H */
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