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/* SPDX-License-Identifier: BSD-2-Clause */
/*
* Copyright (C) 2023, STMicroelectronics
* Copyright (C) 2022, Microchip
*/
#ifndef __PTA_STATS_H
#define __PTA_STATS_H
#include <stdint.h>
#include <tee_api_types.h>
#define STATS_UUID \
{ 0xd96a5b40, 0xe2c7, 0xb1af, \
{ 0x87, 0x94, 0x10, 0x02, 0xa5, 0xd5, 0xc6, 0x1b } }
/*
* STATS_CMD_PAGER_STATS - Get statistics on pager
*
* [out] value[0].a Number of unlocked pages
* [out] value[0].b Page pool size
* [out] value[1].a R/O faults since last stats dump
* [out] value[1].b R/W faults since last stats dump
* [out] value[2].a Hidden faults since last stats dump
* [out] value[2].b Zi pages released since last stats dump
*/
#define STATS_CMD_PAGER_STATS 0
/*
* STATS_CMD_ALLOC_STATS - Get statistics on core heap allocations
*
* [in] value[0].a ID of allocator(s) to get stats from (ALLOC_ID_*)
* [out] memref[0] Array of struct pta_stats_alloc instances
*/
#define STATS_CMD_ALLOC_STATS 1
#define ALLOC_ID_ALL 0 /* All allocators */
#define ALLOC_ID_HEAP 1 /* Core heap allocator */
#define ALLOC_ID_PUBLIC_DDR 2 /* Public DDR allocator (deprecated) */
#define ALLOC_ID_TA_RAM 3 /* TA_RAM allocator */
#define ALLOC_ID_NEXUS_HEAP 4 /* Nexus heap allocator */
#define ALLOC_ID_RPMB 5 /* RPMB secure storage */
#define STATS_NB_POOLS 5
#define TEE_ALLOCATOR_DESC_LENGTH 32
struct pta_stats_alloc {
char desc[TEE_ALLOCATOR_DESC_LENGTH];
uint64_t free2_sum; /* Sum of size^2 of each free chunk */
uint32_t allocated; /* Bytes currently allocated */
uint32_t max_allocated; /* Tracks max value of allocated */
uint32_t size; /* Total size for this allocator */
uint32_t num_alloc_fail; /* Number of failed alloc requests */
uint32_t biggest_alloc_fail; /* Size of biggest failed alloc */
uint32_t biggest_alloc_fail_used; /* Alloc bytes when above occurred */
};
/*
* STATS_CMD_MEMLEAK_STATS - Print memory leakage info to console
*/
#define STATS_CMD_MEMLEAK_STATS 2
/*
* STATS_CMD_TA_STATS - Get information on TA instances
*
* [out] memref[0] Array of struct pta_stats_ta per loaded TA
*/
#define STATS_CMD_TA_STATS 3
struct pta_stats_ta {
TEE_UUID uuid;
uint32_t panicked; /* True if TA has panicked */
uint32_t sess_num; /* Number of opened session */
struct pta_stats_alloc heap;
};
/*
* STATS_CMD_GET_TIME - Get both REE time and TEE time
*
* [out] value[0].a REE time as seen by OP-TEE in seconds
* [out] value[0].b REE time as seen by OP-TEE, milliseconds part
* [out] value[1].a TEE system time in seconds
* [out] value[1].b TEE system time, milliseconds part
*/
#define STATS_CMD_GET_TIME 4
/*
* STATS_CMD_PRINT_DRIVER_INFO - Print device drivers information to console
*
* [in] value[0].a Target driver, one of STATS_DRIVER_TYPE_*
*/
#define STATS_CMD_PRINT_DRIVER_INFO 5
#define STATS_DRIVER_TYPE_CLOCK 0
#define STATS_DRIVER_TYPE_REGULATOR 1
#endif /*__PTA_STATS_H*/
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