drivers/net/npe/include/IxPerfProfAcc.h

   1 /**
   2  * @file IxPerfProfAcc.h
   3  *
   4  * @brief  Header file for the IXP400 Perf Prof component (IxPerfProfAcc)
   5  *
   6  *
   7  * @par
   8  * IXP400 SW Release version 2.0
   9  *
  10  * -- Copyright Notice --
  11  *
  12  * @par
  13  * Copyright 2001-2005, Intel Corporation.
  14  * All rights reserved.
  15  *
  16  * @par
  17  * Redistribution and use in source and binary forms, with or without
  18  * modification, are permitted provided that the following conditions
  19  * are met:
  20  * 1. Redistributions of source code must retain the above copyright
  21  *    notice, this list of conditions and the following disclaimer.
  22  * 2. Redistributions in binary form must reproduce the above copyright
  23  *    notice, this list of conditions and the following disclaimer in the
  24  *    documentation and/or other materials provided with the distribution.
  25  * 3. Neither the name of the Intel Corporation nor the names of its contributors
  26  *    may be used to endorse or promote products derived from this software
  27  *    without specific prior written permission.
  28  *
  29  * @par
  30  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
  31  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  32  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  33  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
  34  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  35  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  36  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  37  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  38  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  39  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  40  * SUCH DAMAGE.
  41  *
  42  * @par
  43  * -- End of Copyright Notice --
  44  */
  45
  46 /**
  47  * @defgroup IxPerfProfAcc IXP400 Performance Profiling (IxPerfProfAcc) API
  48  *
  49  * @brief IXP400 Performance Profiling Utility component Public API.
  50  * @li NOTE: Xcycle measurement is not supported in Linux.
  51  *
  52  *
  53  * @{
  54  */
  55 #ifndef IXPERFPROFACC_H
  56 #define IXPERFPROFACC_H
  57
  58 #include "IxOsal.h"
  59
  60 #ifdef __linux
  61 #include <linux/proc_fs.h>
  62 #endif
  63
  64 /*
  65  * Section for #define
  66  */
  67 /**
  68  * @ingroup IxPerfProfAcc
  69  *
  70  * @def IX_PERFPROF_ACC_XSCALE_PMU_MAX_PROFILE_SAMPLES
  71  *
  72  * @brief This is the maximum number of profiling samples allowed, which can be
  73  * modified according to the user's discretion
  74  */
  75 #define IX_PERFPROF_ACC_XSCALE_PMU_MAX_PROFILE_SAMPLES  0xFFFF
  76
  77 /**
  78  * @ingroup IxPerfProfAcc
  79  *
  80  * @def IX_PERFPROF_ACC_BUS_PMU_MAX_PECS
  81  *
  82  * @brief This is the maximum number of Programmable Event Counters available.
  83  *        This is a hardware specific and fixed value. Do not change.
  84  *
  85  */
  86 #define IX_PERFPROF_ACC_BUS_PMU_MAX_PECS        7
  87
  88 /**
  89  * @ingroup IxPerfProfAcc
  90  *
  91  * @def IX_PERFPROF_ACC_XCYCLE_MAX_NUM_OF_MEASUREMENTS
  92  *
  93  * @brief Max number of measurement allowed. This constant is used when
  94  *        creating storage array for Xcycle. When run in continuous mode,
  95  *        Xcycle will wrap around and re-use buffer.
  96  */
  97 #define IX_PERFPROF_ACC_XCYCLE_MAX_NUM_OF_MEASUREMENTS 600
  98
  99 #ifdef __linux
 100 /**
 101  * @ingroup IxPerfProfAcc
 102  *
 103  * @def IX_PERFPROF_ACC_XSCALE_PMU_SYMBOL_ACCURACY
 104  *
 105  * @brief Level of accuracy required for matching the PC Address to
 106  *        symbol address. This is used when the XScale PMU time/event
 107  *        sampling functions get the PC address and search for the
 108  *        corresponding symbol address.
 109  */
 110 #define IX_PERFPROF_ACC_XSCALE_PMU_SYMBOL_ACCURACY 0xffff
 111
 112 #endif /*__linux*/
 113
 114 /**
 115  * @ingroup IxPerfProfAcc
 116  *
 117  * @def IX_PERFPROF_ACC_LOG
 118  *
 119  * @brief Mechanism for logging a formatted message for the PerfProfAcc component
 120  *
 121  * @param level UINT32 [in] - trace level
 122  * @param device UINT32 [in] - output device
 123  * @param str char* [in] - format string, similar to printf().
 124  * @param a UINT32 [in] - first argument to display
 125  * @param b UINT32 [in] - second argument to display
 126  * @param c UINT32 [in] - third argument to display
 127  * @param d UINT32 [in] - fourth argument to display
 128  * @param e UINT32 [in] - fifth argument to display
 129  * @param f UINT32 [in] - sixth argument to display
 130  *
 131  * @return none
 132  */
 133 #ifndef NDEBUG
 134 #define IX_PERFPROF_ACC_LOG(level, device, str, a, b, c, d, e, f)\
 135              (ixOsalLog (level, device, str, a, b, c, d, e, f))
 136 #else /*do nothing*/
 137 #define IX_PERFPROF_ACC_LOG(level, device, str, a, b, c, d, e, f)
 138 #endif /*ifdef NDEBUG */
 139
 140 /*
 141  * Section for struct
 142  */
 143
 144 /**
 145  * @brief contains summary of samples taken
 146  *
 147  * Structure contains all details of each program counter value - frequency
 148  * that PC occurs
 149  */
 150 typedef struct
 151 {
 152         UINT32 programCounter;  /**<the program counter value of the sample*/
 153         UINT32 freq;            /**<the frequency of the occurence of the sample*/
 154 } IxPerfProfAccXscalePmuSamplePcProfile;
 155
 156 /**
 157  * @brief contains results of a counter
 158  *
 159  * Structure contains the results of a counter, which are split into the lower
 160  * and upper 32 bits of the final count
 161  */
 162 typedef struct
 163 {
 164     UINT32 lower32BitsEventCount; /**<lower 32bits value of the event counter*/
 165     UINT32 upper32BitsEventCount; /**<upper 32bits value of the event counter*/
 166 }   IxPerfProfAccXscalePmuEvtCnt;
 167
 168 /**
 169  * @brief contains results of counters and their overflow
 170  *
 171  * Structure contains all values of counters and associated overflows.  The
 172  * specific event and clock counters are determined by the user
 173  */
 174 typedef struct
 175 {
 176     UINT32 clk_value;           /**<current value of clock counter*/
 177     UINT32 clk_samples;        /**<number of clock counter overflows*/
 178     UINT32 event1_value;        /**<current value of event 1 counter*/
 179     UINT32 event1_samples;     /**<number of event 1 counter overflows*/
 180     UINT32 event2_value;        /**<current value of event 2 counter*/
 181     UINT32 event2_samples;     /**<number of event 2 counter overflows*/
 182     UINT32 event3_value;        /**<current value of event 3 counter*/
 183     UINT32 event3_samples;     /**<number of event 3 counter overflows*/
 184     UINT32 event4_value;        /**<current value of event 4 counter*/
 185     UINT32 event4_samples;     /**<number of event 4 counter overflows*/
 186 } IxPerfProfAccXscalePmuResults;
 187
 188 /**
 189  *
 190  * @brief Results obtained from Xcycle run
 191  */
 192 typedef struct
 193 {
 194     float maxIdlePercentage;            /**<maximum percentage of Idle cycles*/
 195     float minIdlePercentage;            /**<minimum percentage of Idle cycles*/
 196     float aveIdlePercentage;            /**<average percentage of Idle cycles*/
 197     UINT32 totalMeasurements;           /**<total number of measurement made */
 198 } IxPerfProfAccXcycleResults;
 199
 200 /**
 201  *
 202  * @brief Results obtained from running the Bus Pmu component. The results
 203  *        are obtained when the get functions is called.
 204  *
 205  */
 206 typedef struct
 207 {
 208     UINT32 statsToGetLower27Bit[IX_PERFPROF_ACC_BUS_PMU_MAX_PECS]; /**<Lower 27 Bit of counter value */
 209     UINT32 statsToGetUpper32Bit[IX_PERFPROF_ACC_BUS_PMU_MAX_PECS]; /**<Upper 32 Bit of counter value */
 210 } IxPerfProfAccBusPmuResults;
 211
 212 /*
 213  * Section for enum
 214  */
 215
 216 /**
 217  * @ingroup IxPerfProfAcc
 218  *
 219  * @enum IxPerfProfAccBusPmuEventCounters1
 220  *
 221  * @brief Type of bus pmu events supported on PEC 1.
 222  *
 223  * Lists all bus pmu events.
 224  */
 225 typedef enum
 226 {
 227         IX_PERFPROF_ACC_BUS_PMU_PEC1_NORTH_NPEA_GRANT_SELECT = 1, /**< Select North NPEA grant on PEC1*/
 228         IX_PERFPROF_ACC_BUS_PMU_PEC1_NORTH_NPEB_GRANT_SELECT, /**< Select North NPEB grant on PEC1*/
 229         IX_PERFPROF_ACC_BUS_PMU_PEC1_NORTH_NPEC_GRANT_SELECT, /**< Select North NPEC grant on PEC1*/
 230         IX_PERFPROF_ACC_BUS_PMU_PEC1_NORTH_BUS_IDLE_SELECT, /**< Select North bus idle on PEC1*/
 231         IX_PERFPROF_ACC_BUS_PMU_PEC1_NORTH_NPEA_REQ_SELECT, /**< Select North NPEA req on PEC1*/
 232         IX_PERFPROF_ACC_BUS_PMU_PEC1_NORTH_NPEB_REQ_SELECT, /**< Select North NPEB req on PEC1*/
 233         IX_PERFPROF_ACC_BUS_PMU_PEC1_NORTH_NPEC_REQ_SELECT, /**< Select North NPEC req on PEC1*/
 234
 235         IX_PERFPROF_ACC_BUS_PMU_PEC1_SOUTH_GSKT_GRANT_SELECT, /**< Select south gasket grant on PEC1*/
 236         IX_PERFPROF_ACC_BUS_PMU_PEC1_SOUTH_ABB_GRANT_SELECT, /**< Select south abb grant on PEC1*/
 237         IX_PERFPROF_ACC_BUS_PMU_PEC1_SOUTH_PCI_GRANT_SELECT, /**< Select south pci grant on PEC1*/
 238         IX_PERFPROF_ACC_BUS_PMU_PEC1_SOUTH_APB_GRANT_SELECT, /**< Select south apb grant on PEC1*/
 239         IX_PERFPROF_ACC_BUS_PMU_PEC1_SOUTH_GSKT_REQ_SELECT, /**< Select south gasket request on PEC1*/
 240         IX_PERFPROF_ACC_BUS_PMU_PEC1_SOUTH_ABB_REQ_SELECT, /**< Select south abb request on PEC1*/
 241         IX_PERFPROF_ACC_BUS_PMU_PEC1_SOUTH_PCI_REQ_SELECT, /**< Select south pci request on PEC1*/
 242         IX_PERFPROF_ACC_BUS_PMU_PEC1_SOUTH_APB_REQ_SELECT, /**< Select south apb request on PEC1*/
 243
 244         IX_PERFPROF_ACC_BUS_PMU_PEC1_SDR_0_HIT_SELECT, /**< Select sdram0 hit on PEC1*/
 245         IX_PERFPROF_ACC_BUS_PMU_PEC1_SDR_1_HIT_SELECT, /**< Select sdram1 hit on PEC1*/
 246         IX_PERFPROF_ACC_BUS_PMU_PEC1_SDR_2_HIT_SELECT, /**< Select sdram2 hit on PEC1*/
 247         IX_PERFPROF_ACC_BUS_PMU_PEC1_SDR_3_HIT_SELECT, /**< Select sdram3 hit on PEC1*/
 248         IX_PERFPROF_ACC_BUS_PMU_PEC1_SDR_4_MISS_SELECT, /**< Select sdram4 miss on PEC1*/
 249         IX_PERFPROF_ACC_BUS_PMU_PEC1_SDR_5_MISS_SELECT, /**< Select sdram5 miss on PEC1*/
 250         IX_PERFPROF_ACC_BUS_PMU_PEC1_SDR_6_MISS_SELECT, /**< Select sdram6 miss on PEC1*/
 251         IX_PERFPROF_ACC_BUS_PMU_PEC1_SDR_7_MISS_SELECT /**< Select sdram7 miss on PEC1*/
 252 } IxPerfProfAccBusPmuEventCounters1;
 253
 254 /**
 255  * @ingroup IxPerfProfAcc
 256  *
 257  * @enum IxPerfProfAccBusPmuEventCounters2
 258  *
 259  * @brief Type of bus pmu events supported on PEC 2.
 260  *
 261  * Lists all bus pmu events.
 262  */
 263 typedef enum
 264 {
 265         IX_PERFPROF_ACC_BUS_PMU_PEC2_NORTH_NPEA_XFER_SELECT = 24, /**< Select North NPEA transfer on PEC2*/
 266         IX_PERFPROF_ACC_BUS_PMU_PEC2_NORTH_NPEB_XFER_SELECT, /**< Select North NPEB transfer on PEC2*/
 267         IX_PERFPROF_ACC_BUS_PMU_PEC2_NORTH_NPEC_XFER_SELECT, /**< Select North NPEC transfer on PEC2*/
 268         IX_PERFPROF_ACC_BUS_PMU_PEC2_NORTH_BUS_WRITE_SELECT, /**< Select North bus write on PEC2*/
 269         IX_PERFPROF_ACC_BUS_PMU_PEC2_NORTH_NPEA_OWN_SELECT, /**< Select North NPEA own on PEC2*/
 270         IX_PERFPROF_ACC_BUS_PMU_PEC2_NORTH_NPEB_OWN_SELECT, /**< Select North NPEB own on PEC2*/
 271         IX_PERFPROF_ACC_BUS_PMU_PEC2_NORTH_NPEC_OWN_SELECT, /**< Select North NPEC own on PEC2*/
 272
 273         IX_PERFPROF_ACC_BUS_PMU_PEC2_SOUTH_GSKT_XFER_SELECT, /**< Select South gasket transfer on PEC2*/
 274         IX_PERFPROF_ACC_BUS_PMU_PEC2_SOUTH_ABB_XFER_SELECT, /**< Select South abb transfer on PEC2*/
 275         IX_PERFPROF_ACC_BUS_PMU_PEC2_SOUTH_PCI_XFER_SELECT, /**< Select South pci transfer on PEC2*/
 276         IX_PERFPROF_ACC_BUS_PMU_PEC2_SOUTH_APB_XFER_SELECT, /**< Select South apb transfer on PEC2*/
 277         IX_PERFPROF_ACC_BUS_PMU_PEC2_SOUTH_GSKT_OWN_SELECT, /**< Select South gasket own on PEC2*/
 278         IX_PERFPROF_ACC_BUS_PMU_PEC2_SOUTH_ABB_OWN_SELECT, /**< Select South abb own on PEC2*/
 279         IX_PERFPROF_ACC_BUS_PMU_PEC2_SOUTH_PCI_OWN_SELECT, /**< Select South pci own on PEC2*/
 280         IX_PERFPROF_ACC_BUS_PMU_PEC2_SOUTH_APB_OWN_SELECT, /**< Select South apb own transfer on PEC2*/
 281
 282         IX_PERFPROF_ACC_BUS_PMU_PEC2_SDR_1_HIT_SELECT, /**< Select sdram1 hit on PEC2*/
 283         IX_PERFPROF_ACC_BUS_PMU_PEC2_SDR_2_HIT_SELECT, /**< Select sdram2 hit on PEC2*/
 284         IX_PERFPROF_ACC_BUS_PMU_PEC2_SDR_3_HIT_SELECT, /**< Select sdram3 hit on PEC2*/
 285         IX_PERFPROF_ACC_BUS_PMU_PEC2_SDR_4_HIT_SELECT, /**< Select sdram4 hit on PEC2*/
 286         IX_PERFPROF_ACC_BUS_PMU_PEC2_SDR_5_MISS_SELECT, /**< Select sdram5 miss on PEC2*/
 287         IX_PERFPROF_ACC_BUS_PMU_PEC2_SDR_6_MISS_SELECT, /**< Select sdram6 miss on PEC2*/
 288         IX_PERFPROF_ACC_BUS_PMU_PEC2_SDR_7_MISS_SELECT, /**< Select sdram7 miss on PEC2*/
 289         IX_PERFPROF_ACC_BUS_PMU_PEC2_SDR_0_MISS_SELECT /**< Select sdram0 miss on PEC2*/
 290 } IxPerfProfAccBusPmuEventCounters2;
 291
 292 /**
 293  * @ingroup IxPerfProfAcc
 294  *
 295  * @enum IxPerfProfAccBusPmuEventCounters3
 296  *
 297  * @brief Type of bus pmu events supported on PEC 3.
 298  *
 299  * Lists all bus pmu events.
 300  */
 301 typedef enum
 302 {
 303         IX_PERFPROF_ACC_BUS_PMU_PEC3_NORTH_NPEA_RETRY_SELECT = 47, /**< Select north NPEA retry on PEC3*/
 304         IX_PERFPROF_ACC_BUS_PMU_PEC3_NORTH_NPEB_RETRY_SELECT, /**< Select north NPEB retry on PEC3*/
 305         IX_PERFPROF_ACC_BUS_PMU_PEC3_NORTH_NPEC_RETRY_SELECT, /**< Select north NPEC retry on PEC3*/
 306         IX_PERFPROF_ACC_BUS_PMU_PEC3_NORTH_BUS_READ_SELECT, /**< Select north bus read on PEC3*/
 307         IX_PERFPROF_ACC_BUS_PMU_PEC3_NORTH_NPEA_WRITE_SELECT, /**< Select north NPEA write on PEC3*/
 308         IX_PERFPROF_ACC_BUS_PMU_PEC3_NORTH_NPEB_WRITE_SELECT, /**< Select north NPEB write on PEC3*/
 309         IX_PERFPROF_ACC_BUS_PMU_PEC3_NORTH_NPEC_WRITE_SELECT, /**< Select north NPEC wirte on PEC3*/
 310
 311         IX_PERFPROF_ACC_BUS_PMU_PEC3_SOUTH_GSKT_RETRY_SELECT, /**< Select south gasket retry on PEC3*/
 312         IX_PERFPROF_ACC_BUS_PMU_PEC3_SOUTH_ABB_RETRY_SELECT, /**< Select south abb retry on PEC3*/
 313         IX_PERFPROF_ACC_BUS_PMU_PEC3_SOUTH_PCI_RETRY_SELECT, /**< Select south pci retry on PEC3*/
 314         IX_PERFPROF_ACC_BUS_PMU_PEC3_SOUTH_APB_RETRY_SELECT, /**< Select south apb retry on PEC3*/
 315         IX_PERFPROF_ACC_BUS_PMU_PEC3_SOUTH_GSKT_WRITE_SELECT, /**< Select south gasket write on PEC3*/
 316         IX_PERFPROF_ACC_BUS_PMU_PEC3_SOUTH_ABB_WRITE_SELECT, /**< Select south abb write on PEC3*/
 317         IX_PERFPROF_ACC_BUS_PMU_PEC3_SOUTH_PCI_WRITE_SELECT, /**< Select south pci write on PEC3*/
 318         IX_PERFPROF_ACC_BUS_PMU_PEC3_SOUTH_APB_WRITE_SELECT, /**< Select south apb write on PEC3*/
 319
 320         IX_PERFPROF_ACC_BUS_PMU_PEC3_SDR_2_HIT_SELECT, /**< Select sdram2 hit on PEC3*/
 321         IX_PERFPROF_ACC_BUS_PMU_PEC3_SDR_3_HIT_SELECT, /**< Select sdram3 hit on PEC3*/
 322         IX_PERFPROF_ACC_BUS_PMU_PEC3_SDR_4_HIT_SELECT, /**< Select sdram4 hit on PEC3*/
 323         IX_PERFPROF_ACC_BUS_PMU_PEC3_SDR_5_HIT_SELECT, /**< Select sdram5 hit on PEC3*/
 324         IX_PERFPROF_ACC_BUS_PMU_PEC3_SDR_6_MISS_SELECT, /**< Select sdram6 miss on PEC3*/
 325         IX_PERFPROF_ACC_BUS_PMU_PEC3_SDR_7_MISS_SELECT, /**< Select sdram7 miss on PEC3*/
 326         IX_PERFPROF_ACC_BUS_PMU_PEC3_SDR_0_MISS_SELECT, /**< Select sdram0 miss on PEC3*/
 327         IX_PERFPROF_ACC_BUS_PMU_PEC3_SDR_1_MISS_SELECT /**< Select sdram1 miss on PEC3*/
 328 } IxPerfProfAccBusPmuEventCounters3;
 329
 330 /**
 331  * @ingroup IxPerfProfAcc
 332  *
 333  * @enum IxPerfProfAccBusPmuEventCounters4
 334  *
 335  * @brief Type of bus pmu events supported on PEC 4.
 336  *
 337  * Lists all bus pmu events.
 338  */
 339 typedef enum
 340 {
 341         IX_PERFPROF_ACC_BUS_PMU_PEC4_SOUTH_PCI_SPLIT_SELECT = 70, /**< Select south pci split on PEC4*/
 342         IX_PERFPROF_ACC_BUS_PMU_PEC4_SOUTH_EXP_SPLIT_SELECT, /**< Select south expansion split on PEC4*/
 343         IX_PERFPROF_ACC_BUS_PMU_PEC4_SOUTH_APB_GRANT_SELECT, /**< Select south apb grant on PEC4*/
 344         IX_PERFPROF_ACC_BUS_PMU_PEC4_SOUTH_APB_XFER_SELECT, /**< Select south apb transfer on PEC4*/
 345         IX_PERFPROF_ACC_BUS_PMU_PEC4_SOUTH_GSKT_READ_SELECT, /**< Select south gasket read on PEC4*/
 346         IX_PERFPROF_ACC_BUS_PMU_PEC4_SOUTH_ABB_READ_SELECT, /**< Select south abb read on PEC4*/
 347         IX_PERFPROF_ACC_BUS_PMU_PEC4_SOUTH_PCI_READ_SELECT, /**< Select south pci read on PEC4*/
 348         IX_PERFPROF_ACC_BUS_PMU_PEC4_SOUTH_APB_READ_SELECT, /**< Select south apb read on PEC4*/
 349
 350         IX_PERFPROF_ACC_BUS_PMU_PEC4_NORTH_ABB_SPLIT_SELECT, /**< Select north abb split on PEC4*/
 351         IX_PERFPROF_ACC_BUS_PMU_PEC4_NORTH_NPEA_REQ_SELECT, /**< Select north NPEA req on PEC4*/
 352         IX_PERFPROF_ACC_BUS_PMU_PEC4_NORTH_NPEA_READ_SELECT, /**< Select north NPEA read on PEC4*/
 353         IX_PERFPROF_ACC_BUS_PMU_PEC4_NORTH_NPEB_READ_SELECT, /**< Select north NPEB read on PEC4*/
 354         IX_PERFPROF_ACC_BUS_PMU_PEC4_NORTH_NPEC_READ_SELECT, /**< Select north NPEC read on PEC4*/
 355
 356         IX_PERFPROF_ACC_BUS_PMU_PEC4_SDR_3_HIT_SELECT, /**< Select sdram3 hit on PEC4*/
 357         IX_PERFPROF_ACC_BUS_PMU_PEC4_SDR_4_HIT_SELECT, /**< Select sdram4 hit on PEC4*/
 358         IX_PERFPROF_ACC_BUS_PMU_PEC4_SDR_5_HIT_SELECT, /**< Select sdram5 hit on PEC4*/
 359         IX_PERFPROF_ACC_BUS_PMU_PEC4_SDR_6_HIT_SELECT, /**< Select sdram6 hit on PEC4*/
 360         IX_PERFPROF_ACC_BUS_PMU_PEC4_SDR_7_MISS_SELECT, /**< Select sdram7 miss on PEC4*/
 361         IX_PERFPROF_ACC_BUS_PMU_PEC4_SDR_0_MISS_SELECT, /**< Select sdram0 miss on PEC4*/
 362         IX_PERFPROF_ACC_BUS_PMU_PEC4_SDR_1_MISS_SELECT, /**< Select sdram1 miss on PEC4*/
 363         IX_PERFPROF_ACC_BUS_PMU_PEC4_SDR_2_MISS_SELECT /**< Select sdram2 miss on PEC4*/
 364 } IxPerfProfAccBusPmuEventCounters4;
 365
 366 /**
 367  * @ingroup IxPerfProfAcc
 368  *
 369  * @enum IxPerfProfAccBusPmuEventCounters5
 370  *
 371  * @brief Type of bus pmu events supported on PEC 5.
 372  *
 373  * Lists all bus pmu events.
 374  */
 375 typedef enum
 376 {
 377         IX_PERFPROF_ACC_BUS_PMU_PEC5_SOUTH_ABB_GRANT_SELECT = 91, /**< Select south abb grant on PEC5*/
 378         IX_PERFPROF_ACC_BUS_PMU_PEC5_SOUTH_ABB_XFER_SELECT, /**< Select south abb transfer on PEC5*/
 379         IX_PERFPROF_ACC_BUS_PMU_PEC5_SOUTH_ABB_RETRY_SELECT, /**< Select south abb retry on PEC5*/
 380         IX_PERFPROF_ACC_BUS_PMU_PEC5_SOUTH_EXP_SPLIT_SELECT, /**< Select south expansion split on PEC5*/
 381         IX_PERFPROF_ACC_BUS_PMU_PEC5_SOUTH_ABB_REQ_SELECT, /**< Select south abb request on PEC5*/
 382         IX_PERFPROF_ACC_BUS_PMU_PEC5_SOUTH_ABB_OWN_SELECT, /**< Select south abb own on PEC5*/
 383         IX_PERFPROF_ACC_BUS_PMU_PEC5_SOUTH_BUS_IDLE_SELECT, /**< Select south bus idle on PEC5*/
 384
 385         IX_PERFPROF_ACC_BUS_PMU_PEC5_NORTH_NPEB_GRANT_SELECT, /**< Select north NPEB grant on PEC5*/
 386         IX_PERFPROF_ACC_BUS_PMU_PEC5_NORTH_NPEB_XFER_SELECT, /**< Select north NPEB transfer on PEC5*/
 387         IX_PERFPROF_ACC_BUS_PMU_PEC5_NORTH_NPEB_RETRY_SELECT, /**< Select north NPEB retry on PEC5*/
 388         IX_PERFPROF_ACC_BUS_PMU_PEC5_NORTH_NPEB_REQ_SELECT, /**< Select north NPEB request on PEC5*/
 389         IX_PERFPROF_ACC_BUS_PMU_PEC5_NORTH_NPEB_OWN_SELECT, /**< Select north NPEB own on PEC5*/
 390         IX_PERFPROF_ACC_BUS_PMU_PEC5_NORTH_NPEB_WRITE_SELECT, /**< Select north NPEB write on PEC5*/
 391         IX_PERFPROF_ACC_BUS_PMU_PEC5_NORTH_NPEB_READ_SELECT, /**< Select north NPEB read on PEC5*/
 392
 393         IX_PERFPROF_ACC_BUS_PMU_PEC5_SDR_4_HIT_SELECT, /**< Select north sdram4 hit on PEC5*/
 394         IX_PERFPROF_ACC_BUS_PMU_PEC5_SDR_5_HIT_SELECT, /**< Select north sdram5 hit on PEC5*/
 395         IX_PERFPROF_ACC_BUS_PMU_PEC5_SDR_6_HIT_SELECT, /**< Select north sdram6 hit on PEC5*/
 396         IX_PERFPROF_ACC_BUS_PMU_PEC5_SDR_7_HIT_SELECT, /**< Select north sdram7 hit on PEC5*/
 397         IX_PERFPROF_ACC_BUS_PMU_PEC5_SDR_0_MISS_SELECT, /**< Select north sdram0 miss on PEC5*/
 398         IX_PERFPROF_ACC_BUS_PMU_PEC5_SDR_1_MISS_SELECT, /**< Select north sdram1 miss on PEC5*/
 399         IX_PERFPROF_ACC_BUS_PMU_PEC5_SDR_2_MISS_SELECT, /**< Select north sdram2 miss on PEC5*/
 400         IX_PERFPROF_ACC_BUS_PMU_PEC5_SDR_3_MISS_SELECT /**< Select north sdram3 miss on PEC5*/
 401 } IxPerfProfAccBusPmuEventCounters5;
 402
 403 /**
 404  * @ingroup IxPerfProfAcc
 405  *
 406  * @enum IxPerfProfAccBusPmuEventCounters6
 407  *
 408  * @brief Type of bus pmu events supported on PEC 6.
 409  *
 410  * Lists all bus pmu events.
 411  */
 412 typedef enum
 413 {
 414         IX_PERFPROF_ACC_BUS_PMU_PEC6_SOUTH_PCI_GRANT_SELECT = 113, /**< Select south pci grant on PEC6*/
 415         IX_PERFPROF_ACC_BUS_PMU_PEC6_SOUTH_PCI_XFER_SELECT, /**< Select south pci transfer on PEC6*/
 416         IX_PERFPROF_ACC_BUS_PMU_PEC6_SOUTH_PCI_RETRY_SELECT, /**< Select south pci retry on PEC6*/
 417         IX_PERFPROF_ACC_BUS_PMU_PEC6_SOUTH_PCI_SPLIT_SELECT, /**< Select south pci split on PEC6*/
 418         IX_PERFPROF_ACC_BUS_PMU_PEC6_SOUTH_PCI_REQ_SELECT, /**< Select south pci request on PEC6*/
 419         IX_PERFPROF_ACC_BUS_PMU_PEC6_SOUTH_PCI_OWN_SELECT, /**< Select south pci own on PEC6*/
 420         IX_PERFPROF_ACC_BUS_PMU_PEC6_SOUTH_BUS_WRITE_SELECT, /**< Select south pci write on PEC6*/
 421
 422         IX_PERFPROF_ACC_BUS_PMU_PEC6_NORTH_NPEC_GRANT_SELECT, /**< Select north NPEC grant on PEC6*/
 423         IX_PERFPROF_ACC_BUS_PMU_PEC6_NORTH_NPEC_XFER_SELECT, /**< Select north NPEC transfer on PEC6*/
 424         IX_PERFPROF_ACC_BUS_PMU_PEC6_NORTH_NPEC_RETRY_SELECT, /**< Select north NPEC retry on PEC6*/
 425         IX_PERFPROF_ACC_BUS_PMU_PEC6_NORTH_NPEC_REQ_SELECT, /**< Select north NPEC request on PEC6*/
 426         IX_PERFPROF_ACC_BUS_PMU_PEC6_NORTH_NPEC_OWN_SELECT, /**< Select north NPEC own on PEC6*/
 427         IX_PERFPROF_ACC_BUS_PMU_PEC6_NORTH_NPEB_WRITE_SELECT, /**< Select north NPEB write on PEC6*/
 428         IX_PERFPROF_ACC_BUS_PMU_PEC6_NORTH_NPEC_READ_SELECT, /**< Select north NPEC read on PEC6*/
 429
 430         IX_PERFPROF_ACC_BUS_PMU_PEC6_SDR_5_HIT_SELECT, /**< Select sdram5 hit on PEC6*/
 431         IX_PERFPROF_ACC_BUS_PMU_PEC6_SDR_6_HIT_SELECT, /**< Select sdram6 hit on PEC6*/
 432         IX_PERFPROF_ACC_BUS_PMU_PEC6_SDR_7_HIT_SELECT, /**< Select sdram7 hit on PEC6*/
 433         IX_PERFPROF_ACC_BUS_PMU_PEC6_SDR_0_HIT_SELECT, /**< Select sdram0 hit on PEC6*/
 434         IX_PERFPROF_ACC_BUS_PMU_PEC6_SDR_1_MISS_SELECT, /**< Select sdram1 miss on PEC6*/
 435         IX_PERFPROF_ACC_BUS_PMU_PEC6_SDR_2_MISS_SELECT, /**< Select sdram2 miss on PEC6*/
 436         IX_PERFPROF_ACC_BUS_PMU_PEC6_SDR_3_MISS_SELECT, /**< Select sdram3 miss on PEC6*/
 437         IX_PERFPROF_ACC_BUS_PMU_PEC6_SDR_4_MISS_SELECT /**< Select sdram4 miss on PEC6*/
 438 } IxPerfProfAccBusPmuEventCounters6;
 439
 440 /**
 441  * @ingroup IxPerfProfAcc
 442  *
 443  * @enum IxPerfProfAccBusPmuEventCounters7
 444  *
 445  * @brief Type of bus pmu events supported on PEC 7.
 446  *
 447  * Lists all bus pmu events.
 448  */
 449 typedef enum
 450 {
 451         IX_PERFPROF_ACC_BUS_PMU_PEC7_SOUTH_APB_RETRY_SELECT = 135, /**< Select south apb retry on PEC7*/
 452         IX_PERFPROF_ACC_BUS_PMU_PEC7_SOUTH_APB_REQ_SELECT, /**< Select south apb request on PEC7*/
 453         IX_PERFPROF_ACC_BUS_PMU_PEC7_SOUTH_APB_OWN_SELECT, /**< Select south apb own on PEC7*/
 454         IX_PERFPROF_ACC_BUS_PMU_PEC7_SOUTH_BUS_READ_SELECT, /**< Select south bus read on PEC7*/
 455         IX_PERFPROF_ACC_BUS_PMU_PEC7_CYCLE_COUNT_SELECT /**< Select cycle count on PEC7*/
 456 } IxPerfProfAccBusPmuEventCounters7;
 457
 458 /**
 459  * @ingroup IxPerfProfAcc
 460  *
 461  * @enum IxPerfProfAccXscalePmuEvent
 462  *
 463  * @brief Type of xscale pmu events supported
 464  *
 465  * Lists all xscale pmu events.  The maximum is a default value that the user
 466  * should not exceed.
 467  */
 468 typedef enum
 469 {
 470     IX_PERFPROF_ACC_XSCALE_PMU_EVENT_CACHE_MISS=0,      /**< cache miss*/
 471     IX_PERFPROF_ACC_XSCALE_PMU_EVENT_CACHE_INSTRUCTION,/**< cache instruction*/
 472     IX_PERFPROF_ACC_XSCALE_PMU_EVENT_STALL,     /**< event stall*/
 473     IX_PERFPROF_ACC_XSCALE_PMU_EVENT_INST_TLB_MISS, /**< instruction tlb miss*/
 474     IX_PERFPROF_ACC_XSCALE_PMU_EVENT_DATA_TLB_MISS, /**< data tlb miss*/
 475     IX_PERFPROF_ACC_XSCALE_PMU_EVENT_BRANCH_EXEC,   /**< branch executed*/
 476     IX_PERFPROF_ACC_XSCALE_PMU_EVENT_BRANCH_MISPREDICT, /**<branch mispredict*/
 477     IX_PERFPROF_ACC_XSCALE_PMU_EVENT_INST_EXEC, /**< instruction executed*/
 478     IX_PERFPROF_ACC_XSCALE_PMU_EVENT_FULL_EVERYCYCLE,   /**<
 479                                                          *Stall - data cache
 480                                                          *buffers are full.
 481                                                                                                                  *This event occurs
 482                                                                                                                  *every cycle where
 483                                                                                                                  *condition present
 484                                                                                                                  */
 485     IX_PERFPROF_ACC_XSCALE_PMU_EVENT_ONCE,    /**<
 486                                                *Stall - data cache buffers are
 487                                                                                    *full.This event occurs once
 488                                                                                    *for each contiguous sequence
 489                                                                                    */
 490     IX_PERFPROF_ACC_XSCALE_PMU_EVENT_DATA_CACHE_ACCESS, /**< data cache access*/
 491     IX_PERFPROF_ACC_XSCALE_PMU_EVENT_DATA_CACHE_MISS,   /**< data cache miss*/
 492     IX_PERFPROF_ACC_XSCALE_PMU_EVENT_DATA_CACHE_WRITEBACK,  /**<data cache
 493                                                              *writeback
 494                                                                                                          */
 495     IX_PERFPROF_ACC_XSCALE_PMU_EVENT_SW_CHANGE_PC,  /**< sw change pc*/
 496     IX_PERFPROF_ACC_XSCALE_PMU_EVENT_MAX    /**< max value*/
 497 } IxPerfProfAccXscalePmuEvent;
 498
 499 /**
 500  * @ingroup IxPerfProfAcc
 501  *
 502  * @enum IxPerfProfAccStatus
 503  *
 504  * @brief Invalid Status Definitions
 505  *
 506  * These status will be used by the APIs to return to the user.
 507  */
 508 typedef enum
 509 {
 510         IX_PERFPROF_ACC_STATUS_SUCCESS = IX_SUCCESS,    /**< success*/
 511         IX_PERFPROF_ACC_STATUS_FAIL = IX_FAIL,          /**< fail*/
 512         IX_PERFPROF_ACC_STATUS_ANOTHER_UTIL_IN_PROGRESS,/**<another utility in
 513                                                                                                          *progress
 514                                                                                                          */
 515         IX_PERFPROF_ACC_STATUS_XCYCLE_MEASUREMENT_IN_PROGRESS, /**<measurement in
 516                                                                                                                         *progress
 517                                                                                                                         */
 518         IX_PERFPROF_ACC_STATUS_XCYCLE_NO_BASELINE, /**<no baseline yet*/
 519         IX_PERFPROF_ACC_STATUS_XCYCLE_MEASUREMENT_REQUEST_OUT_OF_RANGE, /**<
 520                                                                                                                         * Measurement chosen
 521                                                                                                                         * is out of range
 522                                                                                                                         */
 523         IX_PERFPROF_ACC_STATUS_XCYCLE_PRIORITY_SET_FAIL,  /**<
 524                                                              * Cannot set
 525                                                                                                                  * task priority
 526                                                              */
 527         IX_PERFPROF_ACC_STATUS_XCYCLE_THREAD_CREATE_FAIL, /**<
 528                                                              * Fail create thread
 529                                                              */
 530         IX_PERFPROF_ACC_STATUS_XCYCLE_PRIORITY_RESTORE_FAIL,  /**<
 531                                                                  *cannot restore
 532                                                                  *priority
 533                                                                  */
 534         IX_PERFPROF_ACC_STATUS_XCYCLE_MEASUREMENT_NOT_RUNNING, /**< xcycle not running*/
 535         IX_PERFPROF_ACC_STATUS_XSCALE_PMU_NUM_INVALID, /**< invalid number
 536                                                         *entered
 537                                                         */
 538         IX_PERFPROF_ACC_STATUS_XSCALE_PMU_EVENT_INVALID, /**< invalid pmu event*/
 539         IX_PERFPROF_ACC_STATUS_XSCALE_PMU_START_NOT_CALLED, /**<a start process
 540                                                                                                          *was not called
 541                                                                                                          *before attempting
 542                                                                                                          *a stop or results
 543                                                                                                          *get
 544                                                                                                          */
 545         IX_PERFPROF_ACC_STATUS_BUS_PMU_MODE_ERROR,  /**< invalid mode*/
 546         IX_PERFPROF_ACC_STATUS_BUS_PMU_PEC1_ERROR,      /**< invalid pec1 entered*/
 547         IX_PERFPROF_ACC_STATUS_BUS_PMU_PEC2_ERROR,      /**< invalid pec2 entered*/
 548         IX_PERFPROF_ACC_STATUS_BUS_PMU_PEC3_ERROR,      /**< invalid pec3 entered*/
 549         IX_PERFPROF_ACC_STATUS_BUS_PMU_PEC4_ERROR,      /**< invalid pec4 entered*/
 550         IX_PERFPROF_ACC_STATUS_BUS_PMU_PEC5_ERROR,      /**< invalid pec5 entered*/
 551         IX_PERFPROF_ACC_STATUS_BUS_PMU_PEC6_ERROR,      /**< invalid pec6 entered*/
 552         IX_PERFPROF_ACC_STATUS_BUS_PMU_PEC7_ERROR,      /**< invalid pec7 entered*/
 553         IX_PERFPROF_ACC_STATUS_BUS_PMU_START_NOT_CALLED, /**<a start process
 554                                                                                                  *was not called
 555                                                                                                  *before attempting
 556                                                                                                  *a stop
 557                                                                                                          */
 558         IX_PERFPROF_ACC_STATUS_COMPONENT_NOT_SUPPORTED /**<Device or OS does not support component*/
 559 } IxPerfProfAccStatus;
 560
 561 /**
 562  * @ingroup IxPerfProfAcc
 563  *
 564  * @enum IxPerfProfAccBusPmuMode
 565  *
 566  * @brief State selection of counters.
 567  *
 568  * These states will be used to determine the counters whose values are to be
 569  * read.
 570  */
 571 typedef enum
 572 {
 573         IX_PERFPROF_ACC_BUS_PMU_MODE_HALT=0,   /**< halt state*/
 574         IX_PERFPROF_ACC_BUS_PMU_MODE_SOUTH,    /**< south state*/
 575         IX_PERFPROF_ACC_BUS_PMU_MODE_NORTH,    /**< north state*/
 576         IX_PERFPROF_ACC_BUS_PMU_MODE_SDRAM    /**< SDRAM state*/
 577 } IxPerfProfAccBusPmuMode;
 578
 579 /*
 580  * Section for prototypes interface functions
 581  */
 582
 583 /**
 584  * @ingroup IxPerfProfAcc
 585  *
 586  * @fn ixPerfProfAccXscalePmuEventCountStart(
 587                 BOOL clkCntDiv,
 588                 UINT32 numEvents,
 589                 IxPerfProfAccXscalePmuEvent pmuEvent1,
 590                 IxPerfProfAccXscalePmuEvent pmuEvent2,
 591                 IxPerfProfAccXscalePmuEvent pmuEvent3,
 592                 IxPerfProfAccXscalePmuEvent pmuEvent4 )
 593  *
 594  * @brief This API will start the clock and event counting
 595  *
 596  * @param       clkCntDiv BOOL [in] - enables/disables the clock divider. When
 597  *                      true, the divider is enabled and the clock count will be incremented
 598  *          by one at each 64th processor clock cycle.  When false, the divider
 599  *                      is disabled and the clock count will be incremented at every
 600  *                      processor clock cycle.
 601  * @param       numEvents UINT32 [in] - the number of PMU events that are to be
 602  *                      monitored as specified by the user. For clock counting only, this
 603  *                      is set to zero.
 604  * @param       pmuEvent1 @ref IxPerfProfAccXscalePmuEvent [in] - the specific PMU
 605  *              event to be monitored by counter 1
 606  * @param       pmuEvent2 @ref IxPerfProfAccXscalePmuEvent [in] - the specific PMU
 607  *              event to be monitored by counter 2
 608  * @param       pmuEvent3 @ref IxPerfProfAccXscalePmuEvent [in] - the specific PMU
 609  *              event to be monitored by counter 3
 610  * @param       pmuEvent4 @ref IxPerfProfAccXscalePmuEvent [in] - the specific PMU
 611  *              event to be monitored by counter 4
 612  *
 613  * This API will start the clock and xscale PMU event counting.  Up to
 614  * 4 events can be monitored simultaneously. This API has to be called before
 615  * ixPerfProfAccXscalePmuEventCountStop can be called.
 616  *
 617  * @return
 618  *      - IX_PERFPROF_ACC_STATUS_SUCCESS if clock and events counting are
 619  *        started successfully
 620  *      - IX_PERFPROF_ACC_STATUS_FAIL if unable to start the counting
 621  *      - IX_PERFPROF_ACC_STATUS_XSCALE_PMU_NUM_INVALID if the number of events
 622  *        specified is out of the valid range
 623  *      - IX_PERFPROF_ACC_STATUS_XSCALE_PMU_EVENT_INVALID if the value of the PMU
 624  *        event specified does not exist
 625  *      - IX_PERFPROF_ACC_STATUS_ANOTHER_UTIL_IN_PROGRESS - another utility is
 626  *        running
 627  *
 628  * @li   Reentrant    : no
 629  * @li   ISR Callable : no
 630  *
 631  */
 632 PUBLIC IxPerfProfAccStatus
 633 ixPerfProfAccXscalePmuEventCountStart(
 634         BOOL clkCntDiv,
 635         UINT32 numEvents,
 636         IxPerfProfAccXscalePmuEvent pmuEvent1,
 637         IxPerfProfAccXscalePmuEvent pmuEvent2,
 638         IxPerfProfAccXscalePmuEvent pmuEvent3,
 639         IxPerfProfAccXscalePmuEvent pmuEvent4 );
 640
 641 /**
 642  * @ingroup IxPerfProfAcc
 643  *
 644  * @fn ixPerfProfAccXscalePmuEventCountStop (
 645    IxPerfProfAccXscalePmuResults *eventCountStopResults)
 646  *
 647  * @brief This API will stop the clock and event counting
 648  *
 649  * @param *eventCountStopResults @ref IxPerfProfAccXscalePmuResults [out] - pointer
 650  *                to struct containing results of counters and their overflow. It is the
 651  *                users's responsibility to allocate the memory for this pointer.
 652  *
 653  * This API will stop the clock and xscale PMU events that are being counted.
 654  * The results of the clock and events count will be stored in the pointer
 655  * allocated by the user. It can only be called once
 656  * IxPerfProfAccEventCountStart has been called.
 657  *
 658  * @return
 659  *      - IX_PERFPROF_ACC_STATUS_SUCCESS if clock and events counting are
 660  *        stopped successfully
 661  *      - IX_PERFPROF_ACC_STATUS_XSCALE_PMU_START_NOT_CALLED if
 662  *        ixPerfProfAccXscalePmuEventCountStart is not called first.
 663  *
 664  * @li   Reentrant    : no
 665  * @li   ISR Callable : no
 666  *
 667  */
 668
 669 PUBLIC IxPerfProfAccStatus
 670 ixPerfProfAccXscalePmuEventCountStop(
 671    IxPerfProfAccXscalePmuResults *eventCountStopResults);
 672
 673 /**
 674  * @ingroup IxPerfProfAcc
 675  *
 676  * @fn ixPerfProfAccXscalePmuTimeSampStart(
 677    UINT32 samplingRate,
 678    BOOL clkCntDiv)
 679  *
 680  * @brief Starts the time based sampling
 681  *
 682  * @param       samplingRate UINT32 [in] - sampling rate is the number of
 683  *              clock counts before a counter overflow interrupt is generated,
 684  *              at which, a sample is taken; the rate specified cannot be greater
 685  *          than the counter size of 32bits or set to zero.
 686  * @param       clkCntDiv BOOL [in] - enables/disables the clock divider. When
 687  *              true, the divider is enabled and the clock count will be incremented
 688  *          by one at each 64th processor clock cycle.  When false, the divider
 689  *                      is disabled and the clock count will be incremented at every
 690  *                      processor clock cycle.
 691  *
 692  * This API starts the time based sampling to determine the frequency with
 693  * which lines of code are being executed.  Sampling is done at the rate
 694  * specified by the user.  At each sample,the value of the program counter
 695  * is determined.  Each of these occurrences are recorded to determine the
 696  * frequency with which the Xscale code is being executed. This API has to be
 697  * called before ixPerfProfAccXscalePmuTimeSampStop can be called.
 698  *
 699  * @return
 700  *      - IX_PERFPROF_ACC_STATUS_SUCCESS if time based sampling is started
 701  *        successfully
 702  *      - IX_PERFPROF_ACC_STATUS_FAIL if unable to start the sampling
 703  *      - IX_PERFPROF_ACC_STATUS_ANOTHER_UTIL_IN_PROGRESS - another utility is
 704  *        running
 705  *
 706  * @li   Reentrant    : no
 707  * @li   ISR Callable : no
 708  *
 709  */
 710 PUBLIC IxPerfProfAccStatus
 711 ixPerfProfAccXscalePmuTimeSampStart(
 712         UINT32 samplingRate,
 713         BOOL clkCntDiv);
 714
 715 /**
 716  * @ingroup IxPerfProfAcc
 717  *
 718  * @fn ixPerfProfAccXscalePmuTimeSampStop(
 719    IxPerfProfAccXscalePmuEvtCnt *clkCount,
 720    IxPerfProfAccXscalePmuSamplePcProfile *timeProfile)
 721  *
 722  * @brief Stops the time based sampling
 723  *
 724  * @param       *clkCount @ref IxPerfProfAccXscalePmuEvtCnt [out]  - pointer to the
 725  *                      struct containing the final clock count and its overflow.  It is the
 726  *                      user's responsibility to allocate the memory for this pointer.
 727  * @param       *timeProfile @ref IxPerfProfAccXscalePmuSamplePcProfile [out] -
 728  *          pointer to the array of profiles for each program counter value;
 729  *          the user should set the size of the array to
 730  *                      IX_PERFPROF_ACC_XSCALE_PMU_MAX_PROFILE_SAMPLES.  It is the user's
 731  *                      responsibility to allocate the memory for this pointer.
 732  *
 733  * This API stops the time based sampling.  The results are stored in the
 734  * pointers allocated by the user.  It can only be called once
 735  * ixPerfProfAccXscalePmuTimeSampStart has been called.
 736  *
 737  * @return
 738  *      - IX_PERFPROF_ACC_STATUS_SUCCESS if time based sampling is stopped
 739  *        successfully
 740  *      - IX_PERFPROF_ACC_STATUS_XSCALE_PMU_START_NOT_CALLED if
 741  *        ixPerfProfAccXscalePmuTimeSampStart not called first
 742  *
 743  * @li   Reentrant    : no
 744  * @li   ISR Callable : no
 745  *
 746  */
 747 PUBLIC IxPerfProfAccStatus
 748 ixPerfProfAccXscalePmuTimeSampStop(
 749         IxPerfProfAccXscalePmuEvtCnt *clkCount,
 750         IxPerfProfAccXscalePmuSamplePcProfile *timeProfile);
 751
 752 /**
 753  * @ingroup IxPerfProfAcc
 754  *
 755  * @fn ixPerfProfAccXscalePmuEventSampStart(
 756    UINT32 numEvents,
 757    IxPerfProfAccXscalePmuEvent pmuEvent1,
 758    UINT32 eventRate1,
 759    IxPerfProfAccXscalePmuEvent pmuEvent2,
 760    UINT32 eventRate2,
 761    IxPerfProfAccXscalePmuEvent pmuEvent3,
 762    UINT32 eventRate3,
 763    IxPerfProfAccXscalePmuEvent pmuEvent4,
 764    UINT32 eventRate4)
 765  *
 766  * @brief Starts the event based sampling
 767  *
 768  * @param       numEvents UINT32 [in] - the number of PMU events that are
 769  *                      to be monitored as specified by the user. The value should be
 770  *          between 1-4 events at a time.
 771  * @param       pmuEvent1 @ref IxPerfProfAccXscalePmuEvent [in] - the specific PMU
 772  *              event to be monitored by counter 1
 773  * @param       eventRate1 UINT32 [in] - sampling rate of counter 1. The rate is
 774  *                      the number of events before a sample taken.  If 0 is specified, the
 775  *                      the full counter value (0xFFFFFFFF) is used. The rate must not be
 776  *                      greater than the full counter value.
 777  * @param       pmuEvent2 @ref IxPerfProfAccXscalePmuEvent [in] - the specific PMU
 778  *              event to be monitored by counter 2
 779  * @param       eventRate2 UINT32 [in] -  sampling rate of counter 2. The rate is
 780  *                      the number of events before a sample taken. If 0 is specified, the
 781  *                      full counter value (0xFFFFFFFF) is used. The rate must not be
 782  *          greater than the full counter value.
 783  * @param       pmuEvent3 @ref IxPerfProfAccXscalePmuEvent [in] - the specific PMU
 784  *              event to be monitored by counter 3
 785  * @param       eventRate3 UINT32 [in] -  sampling rate of counter 3. The rate is
 786  *                      the number of events before a sample taken.  If 0 is specified, the
 787  *                      full counter value (0xFFFFFFFF) is used.  The rate must not be
 788  *          greater than the full counter value.
 789  * @param       pmuEvent4 @ref IxPerfProfAccXscalePmuEvent [in] - the specific PMU
 790  *              event to be monitored by counter 4
 791  * @param       eventRate4 UINT32 [in] -  sampling rate of counter 4. The rate is
 792  *                      the number of events before a sample taken.  If 0 is specified, the
 793  *                      full counter value (0xFFFFFFFF) is used. The rate must not be
 794  *          greater than the full counter value.
 795  *
 796  * Starts the event based sampling to determine the frequency with
 797  * which events are being executed.  The sampling rate is the number of events,
 798  * as specified by the user,  before a counter overflow interrupt is
 799  * generated.  A sample is taken at each counter overflow interrupt.  At each
 800  * sample,the value of the program counter determines the corresponding
 801  * location in the code.  Each of these occurrences are recorded to determine
 802  * the frequency with which the Xscale code in each event is executed. This API
 803  * has to be called before ixPerfProfAccXscalePmuEventSampStop can be called.
 804  *
 805  * @return
 806  *      - IX_PERFPROF_ACC_STATUS_SUCCESS if event based sampling is started
 807  *        successfully
 808  *      - IX_PERFPROF_ACC_STATUS_FAIL if unable to start the sampling
 809  *      - IX_PERFPROF_ACC_STATUS_XSCALE_PMU_NUM_INVALID if the number of events
 810  *        specified is out of the valid range
 811  *      - IX_PERFPROF_ACC_STATUS_XSCALE_PMU_EVENT_INVALID if the value of the
 812  *        PMU event specified does not exist
 813  *      - IX_PERFPROF_ACC_STATUS_ANOTHER_UTIL_IN_PROGRESS - another utility is
 814  *        running
 815  *
 816  * @li   Reentrant    : no
 817  * @li   ISR Callable : no
 818  *
 819  */
 820 PUBLIC IxPerfProfAccStatus
 821 ixPerfProfAccXscalePmuEventSampStart(
 822         UINT32 numEvents,
 823         IxPerfProfAccXscalePmuEvent pmuEvent1,
 824         UINT32 eventRate1,
 825     IxPerfProfAccXscalePmuEvent pmuEvent2,
 826     UINT32 eventRate2,
 827     IxPerfProfAccXscalePmuEvent pmuEvent3,
 828     UINT32 eventRate3,
 829     IxPerfProfAccXscalePmuEvent pmuEvent4,
 830     UINT32 eventRate4);
 831
 832 /**
 833  * @ingroup IxPerfProfAcc
 834  *
 835  * @fn ixPerfProfAccXscalePmuEventSampStop(
 836    IxPerfProfAccXscalePmuSamplePcProfile *eventProfile1,
 837    IxPerfProfAccXscalePmuSamplePcProfile *eventProfile2,
 838    IxPerfProfAccXscalePmuSamplePcProfile *eventProfile3,
 839    IxPerfProfAccXscalePmuSamplePcProfile *eventProfile4)
 840  *
 841  * @brief Stops the event based sampling
 842  *
 843  * @param       *eventProfile1 @ref IxPerfProfAccXscalePmuSamplePcProfile [out] -
 844  *              pointer to the array of profiles for each program counter value;
 845  *              the user should set the size of the array to
 846  *                              IX_PERFPROF_ACC_XSCALE_PMU_MAX_PROFILE_SAMPLES. It is the
 847  *                              users's responsibility to allocate memory for this pointer.
 848  * @param       *eventProfile2 @ref IxPerfProfAccXscalePmuSamplePcProfile [out] -
 849  *              pointer to the array of profiles for each program counter value;
 850  *              the user should set the size of the array to
 851  *                              IX_PERFPROF_ACC_XSCALE_PMU_MAX_PROFILE_SAMPLES.  It is the
 852  *                              users's responsibility to allocate memory for this pointer.
 853  * @param       *eventProfile3 @ref IxPerfProfAccXscalePmuSamplePcProfile [out] -
 854  *              pointer to the array of profiles for each program counter value;
 855  *              the user should set the size of the array to
 856  *                              IX_PERFPROF_ACC_XSCALE_PMU_MAX_PROFILE_SAMPLES.  It is the
 857  *                              users's responsibility to allocate memory for this pointer.
 858  * @param       *eventProfile4 @ref IxPerfProfAccXscalePmuSamplePcProfile [out] -
 859  *              pointer to the array of profiles for each program counter value;
 860  *              the user should set the size of the array to
 861  *                              IX_PERFPROF_ACC_XSCALE_PMU_MAX_PROFILE_SAMPLES.  It is the
 862  *                              users's responsibility to allocate memory for this pointer.
 863  *
 864  * This API stops the event based sampling.  The results are stored in the
 865  * pointers allocated by the user.  It can only be called once
 866  * ixPerfProfAccEventSampStart has been called.
 867  *
 868  * @return
 869  *      - IX_PERFPROF_ACC_STATUS_SUCCESS if event based sampling is stopped
 870  *         successfully
 871  *      - IX_PERFPROF_ACC_STATUS_XSCALE_PMU_START_NOT_CALLED if
 872  *          ixPerfProfAccEventSampStart not called first.
 873  *
 874  * @li   Reentrant    : no
 875  * @li   ISR Callable : no
 876  *
 877  */
 878 PUBLIC IxPerfProfAccStatus
 879 ixPerfProfAccXscalePmuEventSampStop(
 880     IxPerfProfAccXscalePmuSamplePcProfile *eventProfile1,
 881     IxPerfProfAccXscalePmuSamplePcProfile *eventProfile2,
 882     IxPerfProfAccXscalePmuSamplePcProfile *eventProfile3,
 883     IxPerfProfAccXscalePmuSamplePcProfile *eventProfile4);
 884
 885 /**
 886  * @ingroup IxPerfProfAcc
 887  *
 888  * @fn ixPerfProfAccXscalePmuResultsGet(IxPerfProfAccXscalePmuResults *results)
 889  *
 890  * @brief Reads the current value of the counters and their overflow
 891  *
 892  * @param *results @ref IxPerfProfAccXscalePmuResults [out] - pointer to the
 893           results struct.  It is the user's responsibility to allocate memory
 894           for this pointer
 895  *
 896  * This API reads the value of all four event counters and the clock counter,
 897  * and the associated overflows.  It does not give results associated with
 898  * sampling, i.e. PC and their frequencies.  This API can be called at any time
 899  * once a process has been started. If it is called before a process has started
 900  * the user should be aware that the values it contains are default values and
 901  * might be meaningless.  The values of the counters are stored in the pointer
 902  * allocated by the client.
 903  *
 904  * @return - none
 905  *
 906  * @li   Reentrant    : no
 907  * @li   ISR Callable : no
 908  *
 909  */
 910 PUBLIC void
 911 ixPerfProfAccXscalePmuResultsGet(IxPerfProfAccXscalePmuResults *results);
 912
 913 /**
 914  * @ingroup IxPerfProfAcc
 915  *
 916  * @fn ixPerfProfAccBusPmuStart(
 917         IxPerfProfAccBusPmuMode mode,
 918         IxPerfProfAccBusPmuEventCounters1 pecEvent1,
 919         IxPerfProfAccBusPmuEventCounters2 pecEvent2,
 920         IxPerfProfAccBusPmuEventCounters3 pecEvent3,
 921         IxPerfProfAccBusPmuEventCounters4 pecEvent4,
 922         IxPerfProfAccBusPmuEventCounters5 pecEvent5,
 923         IxPerfProfAccBusPmuEventCounters6 pecEvent6,
 924         IxPerfProfAccBusPmuEventCounters7 pecEvent7)
 925  * @brief Initializes all the counters and selects events to be monitored.
 926  *
 927  * Function initializes all the counters and assigns the events associated
 928  * with the counters. Users send in the mode and events they want to count.
 929  * This API verifies if the combination chosen is appropriate
 930  * and sets all the registers accordingly. Selecting HALT mode will result
 931  * in an error. User should use ixPerfProfAccBusPmuStop() to HALT.
 932  *
 933  *
 934  * @param mode @ref IxPerfProfAccStateBusPmuMode [in] - Mode selection.
 935  * @param pecEvent1 @ref IxPerfProfAccBusPmuEventCounters1 [in] - Event for PEC1.
 936  * @param pecEvent2 @ref IxPerfProfAccBusPmuEventCounters2 [in] - Event for PEC2.
 937  * @param pecEvent3 @ref IxPerfProfAccBusPmuEventCounters3 [in] - Event for PEC3.
 938  * @param pecEvent4 @ref IxPerfProfAccBusPmuEventCounters4 [in] - Event for PEC4.
 939  * @param pecEvent5 @ref IxPerfProfAccBusPmuEventCounters5 [in] - Event for PEC5.
 940  * @param pecEvent6 @ref IxPerfProfAccBusPmuEventCounters6 [in] - Event for PEC6.
 941  * @param pecEvent7 @ref IxPerfProfAccBusPmuEventCounters7 [in] - Event for PEC7.
 942  *
 943  * @return
 944  *      - IX_PERFPROF_ACC_STATUS_SUCCESS - Initialization executed
 945  *        successfully.
 946  *      - IX_PERFPROF_ACC_STATUS_BUS_PMU_MODE_ERROR - Error in selection of
 947  *                mode. Only NORTH, SOUTH and SDRAM modes are allowed.
 948  *      - IX_PERFPROF_ACC_STATUS_BUS_PMU_PEC1_ERROR - Error in selection of
 949  *        event for PEC1
 950  *      - IX_PERFPROF_ACC_STATUS_BUS_PMU_PEC2_ERROR - Error in selection of
 951  *        event for PEC2
 952  *      - IX_PERFPROF_ACC_STATUS_BUS_PMU_PEC3_ERROR - Error in selection of
 953  *        event for PEC3
 954  *      - IX_PERFPROF_ACC_STATUS_BUS_PMU_PEC4_ERROR - Error in selection of
 955  *        event for PEC4
 956  *      - IX_PERFPROF_ACC_STATUS_BUS_PMU_PEC5_ERROR - Error in selection of
 957  *        event for PEC5
 958  *      - IX_PERFPROF_ACC_STATUS_BUS_PMU_PEC6_ERROR - Error in selection of
 959  *        event for PEC6
 960  *      - IX_PERFPROF_ACC_STATUS_BUS_PMU_PEC7_ERROR - Error in selection of
 961  *        event for PEC7
 962  *              - IX_PERFPROF_ACC_STATUS_ANOTHER_UTIL_IN_PROGRESS - another utility
 963  *                is running
 964  *              - IX_PERFPROF_ACC_STATUS_FAIL - Failed to start because interrupt
 965  *                service routine fails to bind.
 966  *
 967  * @li   Reentrant    : no
 968  * @li   ISR Callable : no
 969  *
 970  **/
 971 PUBLIC
 972 IxPerfProfAccStatus ixPerfProfAccBusPmuStart (
 973         IxPerfProfAccBusPmuMode mode,
 974         IxPerfProfAccBusPmuEventCounters1 pecEvent1,
 975         IxPerfProfAccBusPmuEventCounters2 pecEvent2,
 976         IxPerfProfAccBusPmuEventCounters3 pecEvent3,
 977         IxPerfProfAccBusPmuEventCounters4 pecEvent4,
 978         IxPerfProfAccBusPmuEventCounters5 pecEvent5,
 979         IxPerfProfAccBusPmuEventCounters6 pecEvent6,
 980         IxPerfProfAccBusPmuEventCounters7 pecEvent7);
 981
 982 /**
 983  * @ingroup IxPerfProfAcc
 984  *
 985  * @fn ixPerfProfAccBusPmuStop(void)
 986  * @brief Stops all counters.
 987  *
 988  * This function stops all the PECs by setting the halt bit in the ESR.
 989  *
 990  *
 991  * @return
 992  *      - IX_PERFPROF_ACC_STATUS_SUCCESS - Counters successfully halted.
 993  *      - IX_PERFPROF_ACC_STATUS_FAIL - Counters could'nt be halted.
 994  *              - IX_PERFPROF_ACC_STATUS_BUS_PMU_START_NOT_CALLED - the
 995  *                ixPerfProfAccBusPmuStart() function is not called.
 996  *
 997  * @li   Reentrant    : no
 998  * @li   ISR Callable : no
 999  *
1000  **/
1001 PUBLIC IxPerfProfAccStatus
1002 ixPerfProfAccBusPmuStop (void);
1003
1004 /**
1005  * @ingroup IxPerfProfAcc
1006  *
1007  * @fn ixPerfProfAccBusPmuResultsGet (
1008                 IxPerfProfAccBusPmuResults *busPmuResults)
1009  * @brief Gets values of all counters
1010  *
1011  * This function is responsible for getting all the counter values from the
1012  * lower API and putting it into an array for the user.
1013  *
1014  * @param *busPmuResults @ref IxPerfProfAccBusPmuResults [out]
1015  *           - Pointer to a structure of arrays to store all counter values.
1016  *
1017  * @return  none
1018  *
1019  * @li   Reentrant    : no
1020  * @li   ISR Callable : no
1021  *
1022  **/
1023 PUBLIC void
1024 ixPerfProfAccBusPmuResultsGet (IxPerfProfAccBusPmuResults *BusPmuResults);
1025
1026 /**
1027  * @ingroup IxPerfProfAcc
1028  *
1029  * @fn ixPerfProfAccBusPmuPMSRGet (
1030         UINT32 *pmsrValue)
1031  * @brief Get values of PMSR
1032  *
1033  * This API gets the Previous Master Slave Register
1034  * value and returns it to the calling function. This value indicates
1035  * which master or slave accessed the north, south bus or sdram last.
1036  * The value returned by this function is a 32 bit value and is read
1037  * from location of an offset 0x0024 of the base value.
1038  *
1039  * The PMSR value returned indicate the following:
1040  * <pre>
1041  *
1042  * *************************************************************************************
1043  * *  Bit    *  Name  *       Description                                              *
1044  * *                                                                                   *
1045  * *************************************************************************************
1046  * * [31:18]  *Reserved*                                                               *
1047  * *************************************************************************************
1048  * * [17:12] *  PSS   * Indicates which of the slaves on                               *
1049  * *         *        *  ARBS was previously                                           *
1050  * *         *        * accessed by the AHBS.                                          *
1051  * *         *        * [000001] Expansion Bus                                         *
1052  * *         *        * [000010] SDRAM Controller                                      *
1053  * *         *        * [000100] PCI                                                   *
1054  * *         *        * [001000] Queue Manager                                         *
1055  * *         *        * [010000] AHB-APB Bridge                                        *
1056  * *         *        * [100000] Reserved                                              *
1057  * *************************************************************************************
1058  * * [11:8]  *  PSN   * Indicates which of the Slaves on                               *
1059  * *         *        * ARBN was previously                                            *
1060  * *         *        * accessed the AHBN.                                             *
1061  * *         *        * [0001] SDRAM Controller                                        *
1062  * *         *        * [0010] AHB-AHB Bridge                                          *
1063  * *         *        * [0100] Reserved                                                *
1064  * *         *        * [1000] Reserved                                                *
1065  * *************************************************************************************
1066  * *  [7:4]  *  PMS   * Indicates which of the Masters on                              *
1067  * *         *        * ARBS was previously                                            *
1068  * *         *        * accessing the AHBS.                                            *
1069  * *         *        * [0001] Gasket                                                  *
1070  * *         *        * [0010] AHB-AHB Bridge                                          *
1071  * *         *        * [0100] PCI                                                     *
1072  * *         *        * [1000] APB                                                     *
1073  * *************************************************************************************
1074  * *  [3:0]  *  PMN   * Indicates which of the Masters on                              *
1075  * *         *        * ARBN was previously                                            *
1076  * *         *        * accessing the AHBN.                                            *
1077  * *         *        * [0001] NPEA                                                    *
1078  * *         *        * [0010] NPEB                                                    *
1079  * *         *        * [0100] NPEC                                                    *
1080  * *         *        * [1000] Reserved                                                *
1081  * *************************************************************************************
1082  * </pre>
1083  *
1084  * @param *pmsrValue UINT32 [out] - Pointer to return PMSR value. Users need to
1085  *                                                        allocate storage for psmrValue.
1086  *
1087  * @return none
1088  *
1089  * @li   Reentrant    : no
1090  * @li   ISR Callable : no
1091  *
1092  **/
1093 PUBLIC void
1094 ixPerfProfAccBusPmuPMSRGet (
1095 UINT32 *pmsrValue);
1096
1097
1098 /**
1099  * The APIs below are specifically used for Xcycle module.
1100  **/
1101
1102 /**
1103  * @ingroup IxPerfProfAcc
1104  *
1105  * @fn ixPerfProfAccXcycleBaselineRun (
1106                 UINT32 *numBaselineCycle)
1107  *
1108  * @brief Perform baseline for Xcycle
1109  *
1110  * @param *numBaselineCycle UINT32 [out] - pointer to baseline value after
1111  *                                      calibration. Calling function are responsible for
1112  *                                      allocating memory space for this pointer.
1113  *
1114  * Global Data  :
1115  *                        - None.
1116  *
1117  * This function MUST be run before the Xcycle tool can be used. This
1118  * function must be run immediately when the OS boots up with no other
1119  * addition programs running.
1120  * Addition note :     This API will measure the time needed to perform
1121  * a fix amount of CPU instructions (~ 1 second worth of loops) as a
1122  * highest priority task and with interrupt disabled. The time measured
1123  * is known as the baseline - interpreted as the shortest time
1124  * needed to complete the amount of CPU instructions. The baseline is
1125  * returned as unit of time in 66Mhz clock tick.
1126  *
1127  * @return
1128  *      - IX_PERFPROF_ACC_STATUS_SUCCESS - successful run, result is returned
1129  *      - IX_PERFPROF_ACC_STATUS_XCYCLE_PRIORITY_SET_FAIL - failed to change
1130  *         task priority
1131  *      - IX_PERFPROF_ACC_STATUS_XCYCLE_PRIORITY_RESTORE_FAIL - failed to
1132  *         restore task priority
1133  *      - IX_PERFPROF_ACC_STATUS_ANOTHER_UTIL_IN_PROGRESS - another utility
1134  *         is running
1135  *      - IX_PERFPROF_ACC_STATUS_XCYCLE_MEASUREMENT_IN_PROGRESS  - Xcycle
1136  *        tool has already started
1137  *
1138  * @li   Reentrant    : no
1139  * @li   ISR Callable : no
1140  *
1141  */
1142 PUBLIC IxPerfProfAccStatus
1143 ixPerfProfAccXcycleBaselineRun(
1144         UINT32 *numBaselineCycle);
1145
1146 /**
1147  * @ingroup IxPerfProfAcc
1148  *
1149  * @fn ixPerfProfAccXcycleStart(
1150                 UINT32 numMeasurementsRequested);
1151  *
1152  * @brief Start the measurement
1153  *
1154  * @param  numMeasurementsRequested UINT32 [in] - number of measurements
1155  *                                                      to perform. Value can be 0 to
1156  *                                                      IX_PERFPROF_ACC_XCYCLE_MAX_NUM_OF_MEASUREMENTS.
1157  *                                                      0 indicate continuous measurement.
1158  *
1159  * Global Data  :
1160  *                        - None.
1161  *
1162  *
1163  * Start the measurements immediately.
1164  * numMeasurementsRequested specifies number of measurements to run.
1165  * If numMeasurementsRequested is set to 0, the measurement will
1166  * be performed continuously until IxPerfProfAccXcycleStop()
1167  * is called.
1168  * It is estimated that 1 measurement takes approximately 1 second during
1169  * low CPU utilization, therefore 128 measurement takes approximately 128 sec.
1170  * When CPU utilization is high, the measurement will take longer.
1171  * This function spawn a task the perform the measurement and returns.
1172  * The measurement may continue even if this function returns.
1173  *
1174  * IMPORTANT: Under heavy CPU utilization, the task spawn by this
1175  * function may starve and fail to respond to stop command. User
1176  * may need to kill the task manually in this case.
1177  *
1178  * There are only IX_PERFPROF_ACC_XCYCLE_MAX_NUM_OF_MEASUREMENTS
1179  * storage available so storing is wrapped around if measurements are
1180  * more than IX_PERFPROF_ACC_XCYCLE_MAX_NUM_OF_MEASUREMENTS.
1181  *
1182  *
1183  * @return
1184  *      - IX_PERFPROF_ACC_STATUS_SUCCESS - successful start, a thread is created
1185  *         in the background to perform measurement.
1186  *      - IX_PERFPROF_ACC_STATUS_XCYCLE_PRIORITY_SET_FAIL - failed to set
1187  *         task priority
1188  *      - IX_PERFPROF_ACC_STATUS_XCYCLE_THREAD_CREATE_FAIL - failed to create
1189  *         thread to perform measurement.
1190  *      - IX_PERFPROF_ACC_STATUS_XCYCLE_NO_BASELINE - baseline is not available
1191  *      - IX_PERFPROF_ACC_STATUS_XCYCLE_MEASUREMENT_REQUEST_OUT_OF_RANGE -
1192  *         value is larger than IX_PERFPROF_ACC_XCYCLE_MAX_NUM_OF_MEASUREMENTS
1193  *      - IX_PERFPROF_ACC_STATUS_XCYCLE_MEASUREMENT_IN_PROGRESS - Xcycle tool
1194  *         has already started
1195  *      - IX_PERFPROF_ACC_STATUS_ANOTHER_UTIL_IN_PROGRESS - another utility is
1196  *         running
1197  *
1198  * @li   Reentrant    : no
1199  * @li   ISR Callable : no
1200  *
1201  */
1202 PUBLIC IxPerfProfAccStatus
1203 ixPerfProfAccXcycleStart (
1204         UINT32 numMeasurementsRequested);
1205
1206 /**
1207  * @ingroup IxPerfProfAcc
1208  *
1209  * @fn ixPerfProfAccXcycleStop(void);
1210  *
1211  * @brief Stop the Xcycle measurement
1212  *
1213  * @param None
1214  *
1215  * Global Data  :
1216  *                        - None.
1217  *
1218  * Stop Xcycle measurements immediately. If the measurements have stopped
1219  * or not started, return IX_PERFPROF_STATUS_XCYCLE_MEASUREMENT_NOT_RUNNING.
1220  * Note: This function does not stop measurement cold. The measurement thread
1221  * may need a few seconds to complete the last measurement. User needs to use
1222  * ixPerfProfAccXcycleInProgress() to determine if measurement is indeed
1223  * completed.
1224  *
1225  * @return
1226  *      - IX_PERFPROF_ACC_STATUS_SUCCESS - successful measurement is stopped
1227  *      - IX_PERFPROF_STATUS_XCYCLE_MEASUREMENT_NOT_RUNNING - no measurement running
1228  *
1229  * @li   Reentrant    : no
1230  * @li   ISR Callable : no
1231  *
1232  */
1233 PUBLIC IxPerfProfAccStatus
1234 ixPerfProfAccXcycleStop(void);
1235
1236 /**
1237  * @ingroup IxPerfProfAcc
1238  *
1239  * @fn ixPerfProfAccXcycleResultsGet(
1240         IxPerfProfAccXcycleResults *xcycleResult )
1241  *
1242  * @brief Get the results of Xcycle measurement
1243  *
1244  * @param *xcycleResult @ref IxPerfProfAccXcycleResults [out] - Pointer to
1245  *                              results of last measurements. Calling function are
1246  *                              responsible for allocating memory space for this pointer.
1247  *
1248  * Global Data  :
1249  *                        - None.
1250  *
1251  * Retrieve the results of last measurement. User should use
1252  * ixPerfProfAccXcycleInProgress() to check if measurement is completed
1253  * before getting the results.
1254  *
1255  * @return
1256  *      - IX_PERFPROF_ACC_STATUS_SUCCESS - successful
1257  *      - IX_PERFPROF_ACC_STATUS_FAIL - result is not complete.
1258  *      - IX_PERFPROF_ACC_STATUS_XCYCLE_NO_BASELINE - baseline is performed
1259  *      - IX_PERFPROF_ACC_STATUS_XCYCLE_MEASUREMENT_IN_PROGRESS  - Xcycle
1260  *         tool is still running
1261  *
1262  * @li   Reentrant    : no
1263  * @li   ISR Callable : no
1264  *
1265  */
1266 PUBLIC IxPerfProfAccStatus
1267 ixPerfProfAccXcycleResultsGet (
1268     IxPerfProfAccXcycleResults *xcycleResult);
1269
1270 /**
1271  * @ingroup IxPerfProfAcc
1272  *
1273  * @fn ixPerfProfAccXcycleInProgress (void)
1274  *
1275  * @brief Check if Xcycle is running
1276  *
1277  * @param None
1278  * Global Data  :
1279  *                        - None.
1280  *
1281  * Check if Xcycle measuring task is running.
1282  *
1283  * @return
1284  *      - true - Xcycle is running
1285  *      - false - Xcycle is not running
1286  *
1287  * @li   Reentrant    : no
1288  * @li   ISR Callable : no
1289  *
1290  */
1291 PUBLIC BOOL
1292 ixPerfProfAccXcycleInProgress(void);
1293
1294 #ifdef __linux
1295 /**
1296  * @ingroup IxPerfProfAcc
1297  *
1298  * @fn ixPerfProfAccXscalePmuTimeSampCreateProcFile
1299  *
1300  * @brief Enables proc file to call module function
1301  *
1302  * @param None
1303  *
1304  * Global Data  :
1305  *                        - None.
1306  *
1307  * This function is declared globally to enable /proc directory system to call
1308  * and execute the function when the registered file is called. This function is not meant to
1309  * be called by the user.
1310  *
1311  * @return
1312  *      - Length of data written to file.
1313  *
1314  * @li   Reentrant    : no
1315  * @li   ISR Callable : no
1316  *
1317  */
1318 int
1319 ixPerfProfAccXscalePmuTimeSampCreateProcFile (char *buf, char **start, off_t offset,
1320                                       int count, int *eof, void *data);
1321
1322 /**
1323  * @ingroup IxPerfProfAcc
1324  *
1325  * @fn ixPerfProfAccXscalePmuEventSampCreateProcFile
1326  *
1327  * @brief Enables proc file to call module function
1328  *
1329  * @param None
1330  *
1331  * Global Data  :
1332  *                        - None.
1333  *
1334  * This function is declared globally to enable /proc directory system to call
1335  * and execute the function when the registered file is called. This function is not meant to
1336  * be called by the user.
1337  *
1338  * @return
1339  *      - Length of data written to file.
1340  *
1341  * @li   Reentrant    : no
1342  * @li   ISR Callable : no
1343  *
1344  */
1345 int
1346 ixPerfProfAccXscalePmuEventSampCreateProcFile (char *buf, char **start, off_t offset,
1347                                       int count, int *eof, void *data);
1348
1349
1350 #endif /* ifdef __linux */
1351
1352 #endif /* ndef IXPERFPROFACC_H */
1353
1354 /**
1355  *@} defgroup IxPerfProfAcc
1356  */
1357
1358