From 6c128c65b5ec0e5b8b5a0ccb165f3afd29e485f8 Mon Sep 17 00:00:00 2001 From: Guo Mang Date: Wed, 2 Aug 2017 09:54:47 +0800 Subject: Remove core packages since we can get them from edk2 repository Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Guo Mang --- DuetPkg/Library/DuetTimerLib/DuetTimerLib.inf | 54 ----- DuetPkg/Library/DuetTimerLib/X86TimerLib.c | 281 -------------------------- 2 files changed, 335 deletions(-) delete mode 100644 DuetPkg/Library/DuetTimerLib/DuetTimerLib.inf delete mode 100644 DuetPkg/Library/DuetTimerLib/X86TimerLib.c (limited to 'DuetPkg/Library/DuetTimerLib') diff --git a/DuetPkg/Library/DuetTimerLib/DuetTimerLib.inf b/DuetPkg/Library/DuetTimerLib/DuetTimerLib.inf deleted file mode 100644 index b9bac9a95c..0000000000 --- a/DuetPkg/Library/DuetTimerLib/DuetTimerLib.inf +++ /dev/null @@ -1,54 +0,0 @@ -## @file -# Timer Library implementation for Boot Timer moudles that require timer services. -# -# Timer Library that uses CPU resources to provide calibrated -# delays on IA-32 and x64, and uses ITC on IPF. Note: Because CpuLocalApci -# and ITC could be programmed by OS, it cannot be used by SMM drivers -# and runtime drivers, ACPI timer is recommended for SMM drivers and RUNTIME -# drivers. -# Copyright (c) 2007 - 2010, Intel Corporation. All rights reserved.
-# -# This program and the accompanying materials -# are licensed and made available under the terms and conditions of the BSD License -# which accompanies this distribution. The full text of the license may be found at -# http://opensource.org/licenses/bsd-license.php -# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, -# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. -# -# -## - -[Defines] - INF_VERSION = 0x00010005 - BASE_NAME = DuetTimerLib - FILE_GUID = 5F9A01F5-726E-4f59-809D-887F4766734E - MODULE_TYPE = DXE_DRIVER - VERSION_STRING = 1.0 - LIBRARY_CLASS = TimerLib - - -# -# VALID_ARCHITECTURES = IA32 X64 -# - -[Sources.Ia32] - X86TimerLib.c - -[Sources.X64] - X86TimerLib.c - - -[Packages] - MdePkg/MdePkg.dec - DuetPkg/DuetPkg.dec - -[LibraryClasses] - BaseLib - DebugLib - HobLib - IoLib - -[Guids] - gEfiAcpiDescriptionGuid - - diff --git a/DuetPkg/Library/DuetTimerLib/X86TimerLib.c b/DuetPkg/Library/DuetTimerLib/X86TimerLib.c deleted file mode 100644 index ca3890c300..0000000000 --- a/DuetPkg/Library/DuetTimerLib/X86TimerLib.c +++ /dev/null @@ -1,281 +0,0 @@ -/** @file - Timer Library functions built upon ACPI on IA32/x64. - - ACPI power management timer is a 24-bit or 32-bit fixed rate free running count-up - timer that runs off a 3.579545 MHz clock. - When startup, Duet will check the FADT to determine whether the PM timer is a - 32-bit or 24-bit timer. - - Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.
- This program and the accompanying materials - are licensed and made available under the terms and conditions of the BSD License - which accompanies this distribution. The full text of the license may be found at - http://opensource.org/licenses/bsd-license.php - - THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, - WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. - -**/ - -#include -#include -#include -#include -#include -#include -#include -#include - -EFI_ACPI_DESCRIPTION *gAcpiDesc = NULL; - -/** - Internal function to get Acpi information from HOB. - - @return Pointer to ACPI description structure. -**/ -EFI_ACPI_DESCRIPTION* -InternalGetApciDescrptionTable ( - VOID - ) -{ - EFI_PEI_HOB_POINTERS GuidHob; - - if (gAcpiDesc != NULL) { - return gAcpiDesc; - } - - GuidHob.Raw = GetFirstGuidHob (&gEfiAcpiDescriptionGuid); - if (GuidHob.Raw != NULL) { - gAcpiDesc = GET_GUID_HOB_DATA (GuidHob.Guid); - DEBUG ((EFI_D_INFO, "ACPI Timer: PM_TMR_BLK.RegisterBitWidth = 0x%X\n", gAcpiDesc->PM_TMR_BLK.RegisterBitWidth)); - DEBUG ((EFI_D_INFO, "ACPI Timer: PM_TMR_BLK.Address = 0x%X\n", gAcpiDesc->PM_TMR_BLK.Address)); - return gAcpiDesc; - } else { - DEBUG ((EFI_D_ERROR, "Fail to get Acpi description table from hob\n")); - return NULL; - } -} - -/** - Internal function to read the current tick counter of ACPI. - - @return The tick counter read. - -**/ -STATIC -UINT32 -InternalAcpiGetTimerTick ( - VOID - ) -{ - return IoRead32 ((UINTN)gAcpiDesc->PM_TMR_BLK.Address); -} - -/** - Stalls the CPU for at least the given number of ticks. - - Stalls the CPU for at least the given number of ticks. It's invoked by - MicroSecondDelay() and NanoSecondDelay(). - - @param Delay A period of time to delay in ticks. - -**/ -STATIC -VOID -InternalAcpiDelay ( - IN UINT32 Delay - ) -{ - UINT32 Ticks; - UINT32 Times; - - Times = Delay >> (gAcpiDesc->PM_TMR_BLK.RegisterBitWidth - 2); - Delay &= (1 << (gAcpiDesc->PM_TMR_BLK.RegisterBitWidth - 2)) - 1; - do { - // - // The target timer count is calculated here - // - Ticks = InternalAcpiGetTimerTick () + Delay; - Delay = 1 << (gAcpiDesc->PM_TMR_BLK.RegisterBitWidth - 2); - // - // Wait until time out - // Delay >= 2^23 (if ACPI provide 24-bit timer) or Delay >= 2^31 (if ACPI - // provide 32-bit timer) could not be handled by this function - // Timer wrap-arounds are handled correctly by this function - // - while (((Ticks - InternalAcpiGetTimerTick ()) & (1 << (gAcpiDesc->PM_TMR_BLK.RegisterBitWidth - 1))) == 0) { - CpuPause (); - } - } while (Times-- > 0); -} - -/** - Stalls the CPU for at least the given number of microseconds. - - Stalls the CPU for the number of microseconds specified by MicroSeconds. - - @param MicroSeconds The minimum number of microseconds to delay. - - @return MicroSeconds - -**/ -UINTN -EFIAPI -MicroSecondDelay ( - IN UINTN MicroSeconds - ) -{ - - if (InternalGetApciDescrptionTable() == NULL) { - return MicroSeconds; - } - - InternalAcpiDelay ( - (UINT32)DivU64x32 ( - MultU64x32 ( - MicroSeconds, - 3579545 - ), - 1000000u - ) - ); - return MicroSeconds; -} - -/** - Stalls the CPU for at least the given number of nanoseconds. - - Stalls the CPU for the number of nanoseconds specified by NanoSeconds. - - @param NanoSeconds The minimum number of nanoseconds to delay. - - @return NanoSeconds - -**/ -UINTN -EFIAPI -NanoSecondDelay ( - IN UINTN NanoSeconds - ) -{ - if (InternalGetApciDescrptionTable() == NULL) { - return NanoSeconds; - } - - InternalAcpiDelay ( - (UINT32)DivU64x32 ( - MultU64x32 ( - NanoSeconds, - 3579545 - ), - 1000000000u - ) - ); - return NanoSeconds; -} - -/** - Retrieves the current value of a 64-bit free running performance counter. - - Retrieves the current value of a 64-bit free running performance counter. The - counter can either count up by 1 or count down by 1. If the physical - performance counter counts by a larger increment, then the counter values - must be translated. The properties of the counter can be retrieved from - GetPerformanceCounterProperties(). - - @return The current value of the free running performance counter. - -**/ -UINT64 -EFIAPI -GetPerformanceCounter ( - VOID - ) -{ - if (InternalGetApciDescrptionTable() == NULL) { - return 0; - } - - return (UINT64)InternalAcpiGetTimerTick (); -} - -/** - Retrieves the 64-bit frequency in Hz and the range of performance counter - values. - - If StartValue is not NULL, then the value that the performance counter starts - with immediately after is it rolls over is returned in StartValue. If - EndValue is not NULL, then the value that the performance counter end with - immediately before it rolls over is returned in EndValue. The 64-bit - frequency of the performance counter in Hz is always returned. If StartValue - is less than EndValue, then the performance counter counts up. If StartValue - is greater than EndValue, then the performance counter counts down. For - example, a 64-bit free running counter that counts up would have a StartValue - of 0 and an EndValue of 0xFFFFFFFFFFFFFFFF. A 24-bit free running counter - that counts down would have a StartValue of 0xFFFFFF and an EndValue of 0. - - @param StartValue The value the performance counter starts with when it - rolls over. - @param EndValue The value that the performance counter ends with before - it rolls over. - - @return The frequency in Hz. - -**/ -UINT64 -EFIAPI -GetPerformanceCounterProperties ( - OUT UINT64 *StartValue, OPTIONAL - OUT UINT64 *EndValue OPTIONAL - ) -{ - if (InternalGetApciDescrptionTable() == NULL) { - return 0; - } - - if (StartValue != NULL) { - *StartValue = 0; - } - - if (EndValue != NULL) { - *EndValue = (1 << gAcpiDesc->PM_TMR_BLK.RegisterBitWidth) - 1; - } - - return 3579545; -} - -/** - Converts elapsed ticks of performance counter to time in nanoseconds. - - This function converts the elapsed ticks of running performance counter to - time value in unit of nanoseconds. - - @param Ticks The number of elapsed ticks of running performance counter. - - @return The elapsed time in nanoseconds. - -**/ -UINT64 -EFIAPI -GetTimeInNanoSecond ( - IN UINT64 Ticks - ) -{ - UINT64 NanoSeconds; - UINT32 Remainder; - - // - // Ticks - // Time = --------- x 1,000,000,000 - // Frequency - // - NanoSeconds = MultU64x32 (DivU64x32Remainder (Ticks, 3579545, &Remainder), 1000000000u); - - // - // Frequency < 0x100000000, so Remainder < 0x100000000, then (Remainder * 1,000,000,000) - // will not overflow 64-bit. - // - NanoSeconds += DivU64x32 (MultU64x32 ((UINT64) Remainder, 1000000000u), 3579545); - - return NanoSeconds; -} -- cgit v1.2.3