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Diffstat (limited to 'pvr-source/services4/srvkm/common/metrics.c')
| -rw-r--r-- | pvr-source/services4/srvkm/common/metrics.c | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/pvr-source/services4/srvkm/common/metrics.c b/pvr-source/services4/srvkm/common/metrics.c new file mode 100644 index 0000000..7370ec1 --- /dev/null +++ b/pvr-source/services4/srvkm/common/metrics.c @@ -0,0 +1,209 @@ +/*************************************************************************/ /*! +@Title Time measuring functions. +@Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved +@License Dual MIT/GPLv2 + +The contents of this file are subject to the MIT license as set out below. + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +Alternatively, the contents of this file may be used under the terms of +the GNU General Public License Version 2 ("GPL") in which case the provisions +of GPL are applicable instead of those above. + +If you wish to allow use of your version of this file only under the terms of +GPL, and not to allow others to use your version of this file under the terms +of the MIT license, indicate your decision by deleting the provisions above +and replace them with the notice and other provisions required by GPL as set +out in the file called "GPL-COPYING" included in this distribution. If you do +not delete the provisions above, a recipient may use your version of this file +under the terms of either the MIT license or GPL. + +This License is also included in this distribution in the file called +"MIT-COPYING". + +EXCEPT AS OTHERWISE STATED IN A NEGOTIATED AGREEMENT: (A) THE SOFTWARE IS +PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING +BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR +PURPOSE AND NONINFRINGEMENT; AND (B) IN NO EVENT SHALL THE AUTHORS OR +COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER +IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ /**************************************************************************/ + +#include "services_headers.h" +#include "metrics.h" + +/* VGX: */ +#if defined(SUPPORT_VGX) +#include "vgxapi_km.h" +#endif + +/* SGX: */ +#if defined(SUPPORT_SGX) +#include "sgxapi_km.h" +#endif + +#if defined(DEBUG) || defined(TIMING) + +static volatile IMG_UINT32 *pui32TimerRegister = 0; + +#define PVRSRV_TIMER_TOTAL_IN_TICKS(X) asTimers[X].ui32Total +#define PVRSRV_TIMER_TOTAL_IN_MS(X) ((1000*asTimers[X].ui32Total)/ui32TicksPerMS) +#define PVRSRV_TIMER_COUNT(X) asTimers[X].ui32Count + + +Temporal_Data asTimers[PVRSRV_NUM_TIMERS]; + + +/*********************************************************************************** + Function Name : PVRSRVTimeNow + Inputs : None + Outputs : None + Returns : Current timer register value + Description : Returns the current timer register value +************************************************************************************/ +IMG_UINT32 PVRSRVTimeNow(IMG_VOID) +{ + if (!pui32TimerRegister) + { + static IMG_BOOL bFirstTime = IMG_TRUE; + + if (bFirstTime) + { + PVR_DPF((PVR_DBG_ERROR,"PVRSRVTimeNow: No timer register set up")); + + bFirstTime = IMG_FALSE; + } + + return 0; + } + +#if defined(__sh__) + + return (0xffffffff-*pui32TimerRegister); + +#else /* defined(__sh__) */ + + return 0; + +#endif /* defined(__sh__) */ +} + + +/*********************************************************************************** + Function Name : PVRSRVGetCPUFreq + Inputs : None + Outputs : None + Returns : CPU timer frequency + Description : Returns the CPU timer frequency +************************************************************************************/ +static IMG_UINT32 PVRSRVGetCPUFreq(IMG_VOID) +{ + IMG_UINT32 ui32Time1, ui32Time2; + + ui32Time1 = PVRSRVTimeNow(); + + OSWaitus(1000000); + + ui32Time2 = PVRSRVTimeNow(); + + PVR_DPF((PVR_DBG_WARNING, "PVRSRVGetCPUFreq: timer frequency = %d Hz", ui32Time2 - ui32Time1)); + + return (ui32Time2 - ui32Time1); +} + + +/*********************************************************************************** + Function Name : PVRSRVSetupMetricTimers + Inputs : pvDevInfo + Outputs : None + Returns : None + Description : Resets metric timers and sets up the timer register +************************************************************************************/ +IMG_VOID PVRSRVSetupMetricTimers(IMG_VOID *pvDevInfo) +{ + IMG_UINT32 ui32Loop; + + PVR_UNREFERENCED_PARAMETER(pvDevInfo); + + for(ui32Loop=0; ui32Loop < (PVRSRV_NUM_TIMERS); ui32Loop++) + { + asTimers[ui32Loop].ui32Total = 0; + asTimers[ui32Loop].ui32Count = 0; + } + + #if defined(__sh__) + + /* timer control register */ + // clock / 1024 when TIMER_DIVISOR = 4 + // underflow int disabled + // we get approx 38 uS per timer tick + *TCR_2 = TIMER_DIVISOR; + + /* reset the timer counter to 0 */ + *TCOR_2 = *TCNT_2 = (IMG_UINT)0xffffffff; + + /* start timer 2 */ + *TST_REG |= (IMG_UINT8)0x04; + + pui32TimerRegister = (IMG_UINT32 *)TCNT_2; + + #else /* defined(__sh__) */ + + pui32TimerRegister = 0; + + #endif /* defined(__sh__) */ +} + + +/*********************************************************************************** + Function Name : PVRSRVOutputMetricTotals + Inputs : None + Outputs : None + Returns : None + Description : Displays final metric data +************************************************************************************/ +IMG_VOID PVRSRVOutputMetricTotals(IMG_VOID) +{ + IMG_UINT32 ui32TicksPerMS, ui32Loop; + + ui32TicksPerMS = PVRSRVGetCPUFreq(); + + if (!ui32TicksPerMS) + { + PVR_DPF((PVR_DBG_ERROR,"PVRSRVOutputMetricTotals: Failed to get CPU Freq")); + return; + } + + for(ui32Loop=0; ui32Loop < (PVRSRV_NUM_TIMERS); ui32Loop++) + { + if (asTimers[ui32Loop].ui32Count & 0x80000000L) + { + PVR_DPF((PVR_DBG_WARNING,"PVRSRVOutputMetricTotals: Timer %u is still ON", ui32Loop)); + } + } +#if 0 + /* + ** EXAMPLE TIMER OUTPUT + */ + PVR_DPF((PVR_DBG_ERROR," Timer(%u): Total = %u",PVRSRV_TIMER_EXAMPLE_1, PVRSRV_TIMER_TOTAL_IN_TICKS(PVRSRV_TIMER_EXAMPLE_1))); + PVR_DPF((PVR_DBG_ERROR," Timer(%u): Time = %ums",PVRSRV_TIMER_EXAMPLE_1, PVRSRV_TIMER_TOTAL_IN_MS(PVRSRV_TIMER_EXAMPLE_1))); + PVR_DPF((PVR_DBG_ERROR," Timer(%u): Count = %u",PVRSRV_TIMER_EXAMPLE_1, PVRSRV_TIMER_COUNT(PVRSRV_TIMER_EXAMPLE_1))); +#endif +} + +#endif /* defined(DEBUG) || defined(TIMING) */ + +/****************************************************************************** + End of file (metrics.c) +******************************************************************************/ + |