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https://github.com/reactos/reactos.git
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Added some hal functions
svn path=/trunk/; revision=1513
This commit is contained in:
Eric Kohl
parent
eaeab91ab2
commit
2dd3473a90
6 changed files with 116 additions and 40 deletions
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@ -1,4 +1,4 @@
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/* $Id: halddk.h,v 1.7 2000/12/30 01:41:04 ekohl Exp $
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/* $Id: halddk.h,v 1.8 2001/01/14 15:35:56 ekohl Exp $
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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@ -348,9 +348,11 @@ BOOLEAN STDCALL HalBeginSystemInterrupt (ULONG Vector,
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KIRQL Irql,
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PKIRQL OldIrql);
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/*
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HalCalibratePerformanceCounter
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*/
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VOID
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STDCALL
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HalCalibratePerformanceCounter (
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ULONG Count
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);
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/*
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FASTCALL
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@ -440,9 +442,13 @@ HalGetDmaAlignmentRequirement (
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VOID
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);
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/*
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HalGetEnvironmentVariable
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*/
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BOOLEAN
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STDCALL
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HalGetEnvironmentVariable (
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IN PCH Name,
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OUT PCH Value,
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IN USHORT ValueLength
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);
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ULONG
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STDCALL
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@ -550,9 +556,12 @@ HalSetDisplayParameters (
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ULONG CursorPosY
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);
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/*
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HalSetEnvironmentVariable
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*/
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BOOLEAN
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STDCALL
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HalSetEnvironmentVariable (
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IN PCH Name,
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IN PCH Value
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);
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/*
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HalSetProfileInterval
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@ -1,4 +1,4 @@
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/* $Id: misc.c,v 1.6 2000/08/17 17:42:53 ekohl Exp $
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/* $Id: misc.c,v 1.7 2001/01/14 15:36:55 ekohl Exp $
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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@ -45,6 +45,12 @@ HalProcessorIdle (VOID)
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#endif
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}
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VOID STDCALL
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HalRequestIpi(ULONG Unknown)
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{
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return;
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}
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ULONG FASTCALL
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HalSystemVectorDispatchEntry (
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ULONG Unknown1,
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@ -1,4 +1,4 @@
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/* $Id: perfcnt.c,v 1.1 2000/06/09 20:05:00 ekohl Exp $
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/* $Id: perfcnt.c,v 1.2 2001/01/14 15:36:55 ekohl Exp $
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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@ -17,16 +17,25 @@
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/* FUNCTIONS **************************************************************/
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/*
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HalCalibratePerformanceCounter@4
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*/
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VOID STDCALL
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HalCalibratePerformanceCounter(ULONG Count)
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{
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ULONG i;
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/* save flags and disable interrupts */
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__asm__("pushf\n\t" \
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"cli\n\t");
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for (i = 0; i < Count; i++);
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/* restore flags */
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__asm__("popf\n\t");
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}
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LARGE_INTEGER
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STDCALL
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KeQueryPerformanceCounter (
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PLARGE_INTEGER PerformanceFreq
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)
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LARGE_INTEGER STDCALL
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KeQueryPerformanceCounter(PLARGE_INTEGER PerformanceFreq)
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/*
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* FUNCTION: Queries the finest grained running count avaiable in the system
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* ARGUMENTS:
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@ -9,6 +9,7 @@
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/* INCLUDES *****************************************************************/
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#include <ddk/ntddk.h>
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#include <string.h>
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#define NDEBUG
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#include <internal/debug.h>
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@ -25,6 +26,8 @@
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#define RTC_REGISTER_A 0x0A
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#define RTC_REG_A_UIP 0x80 /* Update In Progress bit */
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#define RTC_REGISTER_B 0x0B
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#define RTC_REGISTER_CENTURY 0x32
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@ -59,11 +62,8 @@ HalSetCMOS (BYTE Reg, BYTE Val)
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}
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VOID
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STDCALL
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HalQueryRealTimeClock (
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PTIME_FIELDS Time
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)
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VOID STDCALL
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HalQueryRealTimeClock(PTIME_FIELDS Time)
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{
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/* check 'Update In Progress' bit */
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while (HalQueryCMOS (RTC_REGISTER_A) & RTC_REG_A_UIP)
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@ -102,11 +102,8 @@ HalQueryRealTimeClock (
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}
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VOID
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STDCALL
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HalSetRealTimeClock (
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PTIME_FIELDS Time
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)
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VOID STDCALL
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HalSetRealTimeClock(PTIME_FIELDS Time)
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{
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/* check 'Update In Progress' bit */
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while (HalQueryCMOS (RTC_REGISTER_A) & RTC_REG_A_UIP)
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@ -125,3 +122,56 @@ HalSetRealTimeClock (
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HalSetCMOS (RTC_REGISTER_CENTURY, INT_BCD(Time->Year / 100));
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#endif
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}
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BOOLEAN STDCALL
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HalGetEnvironmentVariable(PCH Name,
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PCH Value,
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USHORT ValueLength)
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{
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if (_stricmp(Name, "LastKnownGood") != 0)
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{
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return FALSE;
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}
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if (HalQueryCMOS(RTC_REGISTER_B) & 0x01)
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{
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strncpy(Value, "FALSE", ValueLength);
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}
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else
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{
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strncpy(Value, "TRUE", ValueLength);
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}
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return TRUE;
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}
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BOOLEAN STDCALL
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HalSetEnvironmentVariable(PCH Name,
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PCH Value)
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{
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UCHAR Val;
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if (_stricmp(Name, "LastKnownGood") != 0)
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{
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return FALSE;
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}
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Val = HalQueryCMOS(RTC_REGISTER_B);
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if (_stricmp(Value, "TRUE") == 0)
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{
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HalSetCMOS(RTC_REGISTER_B, Val | 0x01);
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}
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else if (_stricmp(Value, "FALSE") == 0)
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{
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HalSetCMOS(RTC_REGISTER_B, Val & ~0x01);
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}
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else
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{
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return FALSE;
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}
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return TRUE;
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}
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@ -1,4 +1,4 @@
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; $Id: ntoskrnl.def,v 1.93 2001/01/13 18:38:08 dwelch Exp $
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; $Id: ntoskrnl.def,v 1.94 2001/01/14 15:36:32 ekohl Exp $
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;
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; reactos/ntoskrnl/ntoskrnl.def
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;
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@ -1018,8 +1018,9 @@ HalAllocateCommonBuffer@16
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;HalAllocateCrashDumpRegisters@8
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HalAssignSlotResources@32
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HalBeginSystemInterrupt@12
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;HalCalibratePerformanceCounter@4
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HalCalibratePerformanceCounter@4
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;@HalClearSoftwareInterrupt@4
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;HalClearSoftwareInterrupt@4
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HalDisableSystemInterrupt@8
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HalDisplayString@4
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HalEnableSystemInterrupt@12
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@ -1029,7 +1030,7 @@ HalFreeCommonBuffer@24
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HalGetAdapter@8
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HalGetBusData@20
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HalGetBusDataByOffset@24
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;HalGetEnvironmentVariable@12
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HalGetEnvironmentVariable@12
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HalGetInterruptVector@24
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HalHandleNMI@4
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HalInitSystem@8
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@ -1040,13 +1041,14 @@ HalQueryDisplayParameters@16
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HalQueryRealTimeClock@4
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HalReadDmaCounter@4
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HalReportResourceUsage@0
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;HalRequestIpi@4
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HalRequestIpi@4
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;@HalRequestSoftwareInterrupt@4
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;HalRequestSoftwareInterrupt@4
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HalReturnToFirmware@4
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HalSetBusData@20
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HalSetBusDataByOffset@24
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HalSetDisplayParameters@8
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;HalSetEnvironmentVariable@8
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HalSetEnvironmentVariable@8
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;HalSetProfileInterval@4
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HalSetRealTimeClock@4
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;HalSetTimeIncrement@4
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@ -1,4 +1,4 @@
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; $Id: ntoskrnl.edf,v 1.80 2001/01/13 18:38:08 dwelch Exp $
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; $Id: ntoskrnl.edf,v 1.81 2001/01/14 15:36:32 ekohl Exp $
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;
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; reactos/ntoskrnl/ntoskrnl.def
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;
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@ -1016,7 +1016,7 @@ HalAllocateCommonBuffer=HalAllocateCommonBuffer@16
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;HalAllocateCrashDumpRegisters=HalAllocateCrashDumpRegisters@8
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HalAssignSlotResource=HalAssignSlotResources@32
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HalBeginSystemInterrupt=HalBeginSystemInterrupt@12
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;HalCalibratePerformanceCounter=HalCalibratePerformanceCounter@4
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HalCalibratePerformanceCounter=HalCalibratePerformanceCounter@4
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;HalClearSoftwareInterrupt=@HalClearSoftwareInterrupt@4
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;HalClearSoftwareInterrupt=HalClearSoftwareInterrupt@4
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HalDisableSystemInterrupt=HalDisableSystemInterrupt@8
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@ -1028,7 +1028,7 @@ HalFreeCommonBuffer=HalFreeCommonBuffer@24
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HalGetAdapter=HalGetAdapter@8
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HalGetBusData=HalGetBusData@20
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HalGetBusDataByOffset=HalGetBusDataByOffset@24
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;HalGetEnvironmentVariable=HalGetEnvironmentVariable@12
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HalGetEnvironmentVariable=HalGetEnvironmentVariable@12
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HalGetInterruptVector=HalGetInterruptVector@24
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HalHandleNMI=HalHandleNMI@4
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HalInitSystem=HalInitSystem@8
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@ -1039,14 +1039,14 @@ HalQueryDisplayParameters=HalQueryDisplayParameters@16
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HalQueryRealTimeClock=HalQueryRealTimeClock@4
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HalReadDmaCounter=HalReadDmaCounter@4
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HalReportResourceUsage=HalReportResourceUsage@0
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;HalRequestIpi=HalRequestIpi@4
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HalRequestIpi=HalRequestIpi@4
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;HalRequestSoftwareInterrupt=@HalRequestSoftwareInterrupt@4
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;HalRequestSoftwareInterrupt=HalRequestSoftwareInterrupt@4
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HalReturnToFirmware=HalReturnToFirmware@4
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HalSetBusData=HalSetBusData@20
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HalSetBusDataByOffset=HalSetBusDataByOffset@24
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HalSetDisplayParameters=HalSetDisplayParameters@8
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;HalSetEnvironmentVariable=HalSetEnvironmentVariable@8
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HalSetEnvironmentVariable=HalSetEnvironmentVariable@8
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;HalSetProfileInterval=HalSetProfileInterval@4
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HalSetRealTimeClock=HalSetRealTimeClock@4
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;HalSetTimeIncrement=HalSetTimeIncrement@4
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