1*1bb92983SJerome Forissier /* SPDX-License-Identifier: BSD-2-Clause */ 2883c4be3SJerome Forissier /* 3883c4be3SJerome Forissier * Copyright (c) 2016, Linaro Limited 4883c4be3SJerome Forissier */ 5883c4be3SJerome Forissier 6883c4be3SJerome Forissier #ifndef __PTA_GPROF_H 7883c4be3SJerome Forissier #define __PTA_GPROF_H 8883c4be3SJerome Forissier 9883c4be3SJerome Forissier /* 10883c4be3SJerome Forissier * Interface to the gprof pseudo-TA, which is used by libutee to control TA 11883c4be3SJerome Forissier * profiling and forward data to tee-supplicant. 12883c4be3SJerome Forissier */ 13883c4be3SJerome Forissier 14883c4be3SJerome Forissier #define PTA_GPROF_UUID { 0x2f6e0d48, 0xc574, 0x426d, { \ 15883c4be3SJerome Forissier 0x82, 0x4e, 0x40, 0x19, 0x8c, 0xde, 0x5c, 0xac } } 16883c4be3SJerome Forissier 17883c4be3SJerome Forissier /* 18883c4be3SJerome Forissier * Send TA profiling data (gmon.out format) to tee-supplicant 19883c4be3SJerome Forissier * Data may be sent in several chunks: first set id to 0, then re-use the 20883c4be3SJerome Forissier * allocated value in subsequent calls. 21883c4be3SJerome Forissier * 22883c4be3SJerome Forissier * [in/out] value[0].a: id 23883c4be3SJerome Forissier * [in] memref[1]: profiling data 24883c4be3SJerome Forissier */ 25883c4be3SJerome Forissier #define PTA_GPROF_SEND 0 26883c4be3SJerome Forissier 27883c4be3SJerome Forissier /* 28883c4be3SJerome Forissier * Start PC sampling of a user TA session 29883c4be3SJerome Forissier * 30883c4be3SJerome Forissier * [in/out] memref[0]: sampling buffer 31883c4be3SJerome Forissier * [in] value[1].a: offset: the lowest PC value in the TA 32883c4be3SJerome Forissier * [in] value[1].b: scale: histogram scaling factor 33883c4be3SJerome Forissier */ 34883c4be3SJerome Forissier #define PTA_GPROF_START_PC_SAMPLING 1 35883c4be3SJerome Forissier 36883c4be3SJerome Forissier /* 37883c4be3SJerome Forissier * Stop PC sampling of a user TA session and retrieve data 38883c4be3SJerome Forissier * 39883c4be3SJerome Forissier * [out] value[0].a: sampling frequency 40883c4be3SJerome Forissier */ 41883c4be3SJerome Forissier #define PTA_GPROF_STOP_PC_SAMPLING 2 42883c4be3SJerome Forissier 43883c4be3SJerome Forissier #endif /* __PTA_GPROF_H */ 44