Jump to content

List of DevHlp Functions: Difference between revisions

From EDM2
← Older editNewer edit →
Undo revision 75429 by Martini (talk)
Tag: Undo
No edit summary
Tag: Reverted
Line 1: Line 1:
DevHlp function names with request code
DevHlp function names with request code{|class="wikitable"
 
|+ DevHlp function names with request code
{|class="wikitable"
!Function Name||Code||Description
!Function Name||Code||Description
|-
|-
|DevHlp_SchedClock||0x0||Called each timer tick
|[[DevHlp_SchedClock|DevHlp_SchedClock]]||0x0||Called each timer tick
|-
|-
|DevHlp_DevDone||0x1||Device I/O complete
|[[DevHlp_DevDone|DevHlp_DevDone]]||0x1||Device I/O complete
|-
|-
|DevHlp_Yield||0x2||Yield CPU if resched set
|[[DevHlp_Yield|DevHlp_Yield]]||0x2||Yield CPU if resched set
|-
|-
|DevHlp_TCYield||0x3||Yield to time critical task
|[[DevHlp_TCYield|DevHlp_TCYield]]||0x3||Yield to time critical task
|-
|-
|DevHlp_ProcBlock||0x4||Block on event
|[[DevHlp_ProcBlock|DevHlp_ProcBlock]]||0x4||Block on event
|-
|-
|DevHlp_ProcRun||0x5||Unblock process
|[[DevHlp_ProcRun|DevHlp_ProcRun]]||0x5||Unblock process
|-
|-
|[[DevHelp_SemRequest|DevHlp_SemRequest]]||0x6||Claim a semaphore
|[[DevHlp_SemRequest|DevHlp_SemRequest]]||0x6||Claim a semaphore
|-
|-
|[[DevHelp_SemClear|DevHlp_SemClear]]||0x7||Release a semaphore
|[[DevHlp_SemClear|DevHlp_SemClear]]||0x7||Release a semaphore
|-
|-
|[[DevHelp_SemHandle|DevHlp_SemHandle]]||0x8||Obtain a semaphore handle
|[[DevHlp_SemHandle|DevHlp_SemHandle]]||0x8||Obtain a semaphore handle
|-
|-
|[[DevHelp_PushRequest|DevHlp_PushRequest]]||0x9||Push the request
|[[DevHlp_PushRequest|DevHlp_PushRequest]]||0x9||Push the request
|-
|-
|[[DevHelp_PullRequest|DevHlp_PullRequest]]||0xA||Pull next request from Q
|[[DevHlp_PullRequest|DevHlp_PullRequest]]||0xA||Pull next request from Q
|-
|-
|[[DevHlp_PullParticular]]||0xB||Pull a specific request
|[[DevHlp_PullParticular|DevHlp_PullParticular]]||0xB||Pull a specific request
|-
|-
|[[DevHlp_SortRequest]]||0xC||Push request in sorted order
|[[DevHlp_SortRequest|DevHlp_SortRequest]]||0xC||Push request in sorted order
|-
|-
|[[DevHlp_AllocReqPacket]]||0xD||Allocate request packet
|[[DevHlp_AllocReqPacket|DevHlp_AllocReqPacket]]||0xD||Allocate request packet
|-
|-
|[[DevHlp_FreeReqPacket]]||0xE||free request packet
|[[DevHlp_FreeReqPacket|DevHlp_FreeReqPacket]]||0xE||free request packet
|-
|-
|[[DevHlp_QueueInit]]||0xF||Init/Clear char queue
|[[DevHlp_QueueInit|DevHlp_QueueInit]]||0xF||Init/Clear char queue
|-
|-
|[[DevHlp_QueueFlush]]||0x10||flush queue
|[[DevHlp_QueueFlush|DevHlp_QueueFlush]]||0x10||flush queue
|-
|-
|[[DevHlp_QueueWrite]]||0x11||Put a char in the queue
|[[DevHlp_QueueWrite|DevHlp_QueueWrite]]||0x11||Put a char in the queue
|-
|-
|[[DevHlp_QueueRead]]||0x12||Get a char from the queue
|[[DevHlp_QueueRead|DevHlp_QueueRead]]||0x12||Get a char from the queue
|-
|-
|[[DevHlp_Lock]]||0x13||Lock segment
|[[DevHlp_Lock|DevHlp_Lock]]||0x13||Lock segment
|-
|-
|[[DevHlp_Unlock]]||0x14||Unlock segment
|[[DevHlp_Unlock|DevHlp_Unlock]]||0x14||Unlock segment
|-
|-
|[[DevHlp_PhysToVirt]]||0x15||Convert physical address to virtual
|[[DevHlp_PhysToVirt|DevHlp_PhysToVirt]]||0x15||Convert physical address to virtual
|-
|-
|[[DevHlp_VirtToPhys]]||0x16||Convert virtual address to physical
|[[DevHlp_VirtToPhys|DevHlp_VirtToPhys]]||0x16||Convert virtual address to physical
|-
|-
|[[DevHlp_PhysToUVirt]]||0x17||Convert physical to LDT
|[[DevHlp_PhysToUVirt|DevHlp_PhysToUVirt]]||0x17||Convert physical to LDT
|-
|-
|[[DevHlp_AllocPhys]]||0x18||Allocate physical memory
|[[DevHlp_AllocPhys|DevHlp_AllocPhys]]||0x18||Allocate physical memory
|-
|-
|[[DevHlp_FreePhys]]||0x19||Free physical memory
|[[DevHlp_FreePhys|DevHlp_FreePhys]]||0x19||Free physical memory
|-
|-
|[[DevHlp_SetROMVector]]||0x1A||Set a ROM service routine vector
|[[DevHlp_SetROMVector|DevHlp_SetROMVector]]||0x1A||Set a ROM service routine vector
|-
|-
|[[DevHlp_SetIRQ]]||0x1B||Set an IRQ interrupt
|[[DevHlp_SetIRQ|DevHlp_SetIRQ]]||0x1B||Set an IRQ interrupt
|-
|-
|[[DevHlp_UnSetIRQ]]||0x1C||Unset an IRQ interrupt
|[[DevHlp_UnSetIRQ|DevHlp_UnSetIRQ]]||0x1C||Unset an IRQ interrupt
|-
|-
|[[DevHlp_SetTimer]]||0x1D||Set timer request handler
|[[DevHlp_SetTimer|DevHlp_SetTimer]]||0x1D||Set timer request handler
|-
|-
|[[DevHlp_ResetTimer]]||0x1E||Unset timer request handler
|[[DevHlp_ResetTimer|DevHlp_ResetTimer]]||0x1E||Unset timer request handler
|-
|-
|DevHlp_MonitorCreate||0x1F||Create a monitor
|[[DevHlp_MonitorCreate|DevHlp_MonitorCreate]]||0x1F||Create a monitor
|-
|-
|DevHlp_Register||0x20||Install a monitor
|[[DevHlp_Register|DevHlp_Register]]||0x20||Install a monitor
|-
|-
|DevHlp_DeRegister||0x21||Remove a monitor
|[[DevHlp_DeRegister|DevHlp_DeRegister]]||0x21||Remove a monitor
|-
|-
|DevHlp_MonWrite||0x22||pass data records to monitor
|[[DevHlp_MonWrite|DevHlp_MonWrite]]||0x22||pass data records to monitor
|-
|-
|DevHlp_MonFlush||0x23||remove all data from stream
|[[DevHlp_MonFlush|DevHlp_MonFlush]]||0x23||remove all data from stream
|-
|-
|DevHlp_GetDOSVar||0x24||Return pointer to DOS variable
|[[DevHlp_GetDOSVar|DevHlp_GetDOSVar]]||0x24||Return pointer to DOS variable
|-
|-
|DevHlp_SendEvent||0x25||an event occurred
|[[DevHlp_SendEvent|DevHlp_SendEvent]]||0x25||an event occurred
|-
|-
|DevHlp_ROMCritSection||0x26||ROM Critical Section
|[[DevHlp_ROMCritSection|DevHlp_ROMCritSection]]||0x26||ROM Critical Section
|-
|-
|DevHlp_VerifyAccess||0x27||Verify access to memory
|[[DevHlp_VerifyAccess|DevHlp_VerifyAccess]]||0x27||Verify access to memory
|-
|-
|DevHlp_RAS||0x28||Put info in RAS trace buffer
|[[DevHlp_RAS|DevHlp_RAS]]||0x28||Put info in RAS trace buffer
|-
|-
|DevHlp_ABIOSGetParms||0x29||Get ABIOS Calling Parameters
|[[DevHlp_ABIOSGetParms|DevHlp_ABIOSGetParms]]||0x29||Get ABIOS Calling Parameters
|-
|-
|DevHlp_AttachDD||0x2A||Attach to a device driver
|[[DevHlp_AttachDD|DevHlp_AttachDD]]||0x2A||Attach to a device driver
|-
|-
|DevHlp_InternalError||0x2B||Signal an internal error
|[[DevHlp_InternalError|DevHlp_InternalError]]||0x2B||Signal an internal error
|-
|-
|DevHlp_ModifyPriority||0x2C||Undocumented (used by PM)
|[[DevHlp_ModifyPriority|DevHlp_ModifyPriority]]||0x2C||Undocumented (used by PM)
|-
|-
|DevHlp_AllocGDTSelector||0x2D||Allocate GDT Selectors
|[[DevHlp_AllocGDTSelector|DevHlp_AllocGDTSelector]]||0x2D||Allocate GDT Selectors
|-
|-
|DevHlp_PhysToGDTSelector||0x2E||Convert physical address to GDT selector
|[[DevHlp_PhysToGDTSelector|DevHlp_PhysToGDTSelector]]||0x2E||Convert physical address to GDT selector
|-
|-
|DevHlp_RealToProt||0x2F||Change from real to protected mode
|[[DevHlp_RealToProt|DevHlp_RealToProt]]||0x2F||Change from real to protected mode
|-
|-
|DevHlp_ProtToReal||0x30||Change from protected to real mode
|[[DevHlp_ProtToReal|DevHlp_ProtToReal]]||0x30||Change from protected to real mode
|-
|-
|DevHlp_EOI||0x31||Send EOI to PIC
|[[DevHlp_EOI|DevHlp_EOI]]||0x31||Send EOI to PIC
|-
|-
|DevHlp_UnPhysToVirt||0x32||Mark completion of PhysToVirt
|[[DevHlp_UnPhysToVirt|DevHlp_UnPhysToVirt]]||0x32||Mark completion of PhysToVirt
|-
|-
|DevHlp_TickCount||0x33||Modify timer
|[[DevHlp_TickCount|DevHlp_TickCount]]||0x33||Modify timer
|-
|-
|DevHlp_GetLIDEntry||0x34||Obtain Logical ID
|[[DevHlp_GetLIDEntry|DevHlp_GetLIDEntry]]||0x34||Obtain Logical ID
|-
|-
|DevHlp_FreeLIDEntry||0x35||Release Logical ID
|[[DevHlp_FreeLIDEntry|DevHlp_FreeLIDEntry]]||0x35||Release Logical ID
|-
|-
|DevHlp_ABIOSCall||0x36||Call ABIOS
|[[DevHlp_ABIOSCall|DevHlp_ABIOSCall]]||0x36||Call ABIOS
|-
|-
|DevHlp_ABIOSCommonEntry||0x37||Invoke Common Entry Point
|[[DevHlp_ABIOSCommonEntry|DevHlp_ABIOSCommonEntry]]||0x37||Invoke Common Entry Point
|-
|-
|DevHlp_GetDeviceBlock||0x38||Get ABIOS Device Block
|[[DevHlp_GetDeviceBlock|DevHlp_GetDeviceBlock]]||0x38||Get ABIOS Device Block
|-
|-
|DevHlp_RegisterStackUsag||0x3A||Register for stack usage
|[[DevHlp_RegisterStackUsag|DevHlp_RegisterStackUsag]]||0x3A||Register for stack usage
|-
|-
|DevHlp_LogEntry||0x3B||Place data in log buffer
|[[DevHlp_LogEntry|DevHlp_LogEntry]]||0x3B||Place data in log buffer
|-
|-
|DevHlp_VideoPause||0x3C||Video pause on/off
|[[DevHlp_VideoPause|DevHlp_VideoPause]]||0x3C||Video pause on/off
|-
|-
|DevHlp_Save_Message||0x3D||Save message in SysInit Message Table
|[[DevHlp_Save_Message|DevHlp_Save_Message]]||0x3D||Save message in SysInit Message Table
|-
|-
|DevHlp_SegRealloc||0x3E||Realloc DD protect mode segment
|[[DevHlp_SegRealloc|DevHlp_SegRealloc]]||0x3E||Realloc DD protect mode segment
|-
|-
|DevHlp_PutWaitingQueue||0x3F||Put I/O request on waiting queue
|[[DevHlp_PutWaitingQueue|DevHlp_PutWaitingQueue]]||0x3F||Put I/O request on waiting queue
|-
|-
|DevHlp_GetWaitingQueue||0x40||Get I/O request from waiting queue
|[[DevHlp_GetWaitingQueue|DevHlp_GetWaitingQueue]]||0x40||Get I/O request from waiting queue
|-
|-
|DevHlp_PhysToSys||0x41||Address conversion for the AOX
|[[DevHlp_PhysToSys|DevHlp_PhysToSys]]||0x41||Address conversion for the AOX
|-
|-
|DevHlp_PhysToSysHook||0x42||Address conversion for the AOX
|[[DevHlp_PhysToSysHook|DevHlp_PhysToSysHook]]||0x42||Address conversion for the AOX
|-
|-
|DevHlp_RegisterDeviceClass||0x43||Register DC entry point
|[[DevHlp_RegisterDeviceClass|DevHlp_RegisterDeviceClass]]||0x43||Register DC entry point
|-
|-
|DevHlp_Sec||0x44||Register Security table
|[[DevHlp_Sec|DevHlp_Sec]]||0x44||Register Security table
|-
|-
|DevHlp_PerfSysTrace||0x45||Put info in performance trace buffer
|[[DevHlp_PerfSysTrace|DevHlp_PerfSysTrace]]||0x45||Put info in performance trace buffer
|-
|-
|DevHlp_RegisterPDD||0x50||Register PDD entry point with VDM manager for later PDD-VDD communication
|[[DevHlp_RegisterPDD|DevHlp_RegisterPDD]]||0x50||Register PDD entry point with VDM manager for later PDD-VDD communication
|-
|-
|DevHlp_RegisterBeep||0x51||register PTD beep service entry point with kernel
|[[DevHlp_RegisterBeep|DevHlp_RegisterBeep]]||0x51||register PTD beep service entry point with kernel
|-
|-
|DevHlp_Beep||0x52||preempt beep service via PTD
|[[DevHlp_Beep|DevHlp_Beep]]||0x52||preempt beep service via PTD
|-
|-
|DevHlp_FreeGDTSelector||0x53||Free allocated GDT selector
|[[DevHlp_FreeGDTSelector|DevHlp_FreeGDTSelector]]||0x53||Free allocated GDT selector
|-
|-
|DevHlp_PhysToGDTSel||0x54||Convert Phys Addr to GDT sel with given access
|[[DevHlp_PhysToGDTSel|DevHlp_PhysToGDTSel]]||0x54||Convert Phys Addr to GDT sel with given access
|-
|-
|DevHlp_VMLock||0x55||Lock linear address range
|[[DevHlp_VMLock|DevHlp_VMLock]]||0x55||Lock linear address range
|-
|-
|DevHlp_VMUnlock||0x56||Unlock address range
|[[DevHlp_VMUnlock|DevHlp_VMUnlock]]||0x56||Unlock address range
|-
|-
|DevHlp_VMAlloc||0x56||Allocate memory
|[[DevHlp_VMAlloc|DevHlp_VMAlloc]]||0x56||Allocate memory
|-
|-
|DevHlp_VMFree||0x58||Free memory or mapping
|[[DevHlp_VMFree|DevHlp_VMFree]]||0x58||Free memory or mapping
|-
|-
|DevHlp_VMProcessToGlobal||0x59||Create global mapping to process memory
|[[DevHlp_VMProcessToGlobal|DevHlp_VMProcessToGlobal]]||0x59||Create global mapping to process memory
|-
|-
|DevHlp_VMGlobalToProcess||0x5A||Create process mapping to global memory
|[[DevHlp_VMGlobalToProcess|DevHlp_VMGlobalToProcess]]||0x5A||Create process mapping to global memory
|-
|-
|DevHlp_VirtToLin||0x5B||Convert virtual address to linear
|[[DevHlp_VirtToLin|DevHlp_VirtToLin]]||0x5B||Convert virtual address to linear
|-
|-
|DevHlp_LinToGDTSelector||0x5C||Convert linear address to virtual
|[[DevHlp_LinToGDTSelector|DevHlp_LinToGDTSelector]]||0x5C||Convert linear address to virtual
|-
|-
|DevHlp_GetDescInfo||0x5D||Return descriptor information
|[[DevHlp_GetDescInfo|DevHlp_GetDescInfo]]||0x5D||Return descriptor information
|-
|-
|DevHlp_LinToPageList||0x5E||build pagelist array from linear address
|[[DevHlp_LinToPageList|DevHlp_LinToPageList]]||0x5E||build pagelist array from linear address
|-
|-
|DevHlp_PageListToLin||0x5F||map page list array to linear address
|[[DevHlp_PageListToLin|DevHlp_PageListToLin]]||0x5F||map page list array to linear address
|-
|-
|DevHlp_PageListToGDTSelector||0x60||map page list array to GDT selector
|[[DevHlp_PageListToGDTSelector|DevHlp_PageListToGDTSelector]]||0x60||map page list array to GDT selector
|-
|-
|DevHlp_RegisterTmrDD||0x61||Register TMR Device Driver
|[[DevHlp_RegisterTmrDD|DevHlp_RegisterTmrDD]]||0x61||Register TMR Device Driver
|-
|-
|DevHlp_RegisterPerfCtrs||0x62||Register device driver perf. ctrs (PVW)
|[[DevHlp_RegisterPerfCtrs|DevHlp_RegisterPerfCtrs]]||0x62||Register device driver perf. ctrs (PVW)
|-
|-
|DevHlp_AllocateCtxHook||0x63||Allocate a context hook
|[[DevHlp_AllocateCtxHook|DevHlp_AllocateCtxHook]]||0x63||Allocate a context hook
|-
|-
|DevHlp_FreeCtxHook||0x64||Free a context hook
|[[DevHlp_FreeCtxHook|DevHlp_FreeCtxHook]]||0x64||Free a context hook
|-
|-
|DevHlp_ArmCtxHook||0x65||Arm a context hook
|[[DevHlp_ArmCtxHook|DevHlp_ArmCtxHook]]||0x65||Arm a context hook
|-
|-
|DevHlp_VMSetMem||0x66||commit/decommit memory
|[[DevHlp_VMSetMem|DevHlp_VMSetMem]]||0x66||commit/decommit memory
|-
|-
|DevHlp_OpenEventSem||0x67||Open an event semaphore
|[[DevHlp_OpenEventSem|DevHlp_OpenEventSem]]||0x67||Open an event semaphore
|-
|-
|DevHlp_CloseEventSem||0x68||Close an event semaphore
|[[DevHlp_CloseEventSem|DevHlp_CloseEventSem]]||0x68||Close an event semaphore
|-
|-
|DevHlp_PostEventSem||0x69||post an event semaphore
|[[DevHlp_PostEventSem|DevHlp_PostEventSem]]||0x69||post an event semaphore
|-
|-
|DevHlp_ResetEventSem||0x6A||Reset an event semaphore            
|[[DevHlp_ResetEventSem|DevHlp_ResetEventSem]]||0x6A||Reset an event semaphore
|-
|-
|DevHlp_RegisterFreq||0x6B||Register PTD freq service entry point with kernel
|[[DevHlp_RegisterFreq|DevHlp_RegisterFreq]]||0x6B||Register PTD freq service entry point with kernel
|-
|-
|DevHlp_DynamicAPI||0x6C||Add a dynamic API
|[[DevHlp_DynamicAPI|DevHlp_DynamicAPI]]||0x6C||Add a dynamic API
|-
|-
|DevHlp_ProcRun2||0x6D||Unblock process via procrun2
|[[DevHlp_ProcRun2|DevHlp_ProcRun2]]||0x6D||Unblock process via procrun2
|-
|-
|DevHlp_CreateInt13VDM||0x6E||Create Int13 VDM (Internal Only) OEMINT13
|[[DevHlp_CreateInt13VDM|DevHlp_CreateInt13VDM]]||0x6E||Create Int13 VDM (Internal Only) OEMINT13
|-
|-
|DevHlp_RegisterKrnlExit||0x6F||Used to capture Kernel Exits   F78693
|[[DevHlp_RegisterKrnlExit|DevHlp_RegisterKrnlExit]]||0x6F||Used to capture Kernel Exits F78693
|-
|-
|DevHlp_PMPostEventSem||0x70||PM Post Event Semaphore||
|[[DevHlp_PMPostEventSem|DevHlp_PMPostEventSem]]||0x70||PM Post Event Semaphore
|-
|-
|DevHlp_AcquireSpinLock||0x71||acquire Spin Lock||SMP only
|[[DevHlp_AcquireSpinLock|DevHlp_AcquireSpinLock]]||0x71||acquire Spin Lock
|-
|-
|DevHlp_ReleaseSpinLock||0x72||release Spin Lock||SMP only
|[[DevHlp_ReleaseSpinLock|DevHlp_ReleaseSpinLock]]||0x72||release Spin Lock
|-
|-
|DevHlp_InitIntMouseCursorData||0x73||Initialize Mouse/Cursor Data||SMP only
|[[DevHlp_InitIntMouseCursorData|DevHlp_InitIntMouseCursorData]]||0x73||Initialize Mouse/Cursor Data
|-
|-
|DevHlp_StartIntMouseCursor||0x74||Start Int Time Mouse/Cursor||SMP only
|[[DevHlp_StartIntMouseCursor|DevHlp_StartIntMouseCursor]]||0x74||Start Int Time Mouse/Cursor
|-
|-
|DevHlp_EndIntMouseCursor||0x75||End Int Time Mouse/Cursor||SMP only
|[[DevHlp_EndIntMouseCursor|DevHlp_EndIntMouseCursor]]||0x75||End Int Time Mouse/Cursor
|-
|-
|DevHlp_Port_IO||0x76||Port I/O||SMP only
|[[DevHlp_Port_IO|DevHlp_Port_IO]]||0x76||Port I/O
|-
|-
|DevHlp_SetIRQMask||0x77||Set/Unset an IRQ Mask||SMP only
|[[DevHlp_SetIRQMask|DevHlp_SetIRQMask]]||0x77||Set/Unset an IRQ Mask
|-
|-
|DevHlp_GetIRQMask||0x78||Retrieve an IRQ Mask state||SMP only
|[[DevHlp_GetIRQMask|DevHlp_GetIRQMask]]||0x78||Retrieve an IRQ Mask state
|-
|-
|DevHlp_CreateSpinLock||0x79||Create Spin Lock||SMP only
|[[DevHlp_CreateSpinLock|DevHlp_CreateSpinLock]]||0x79||Create Spin Lock
|-
|-
|DevHlp_FreeSpinLock||0x7A||Free Spin Lock||SMP only
|[[DevHlp_FreeSpinLock|DevHlp_FreeSpinLock]]||0x7A||Free Spin Lock
|-
|-
|[[DevHlp_KillProc]]||0x7D||Kill Proc
|[[DevHlp_KillProc|DevHlp_KillProc]]||0x7D||Kill Proc
|-
|-
|[[DevHlp_QSysState]]||0x7E||Query System State
|[[DevHlp_QSysState|DevHlp_QSysState]]||0x7E||Query System State
|-
|-
|[[DevHlp_OpenFile]]||0x7F||Ring-0 File system Write
|[[DevHlp_OpenFile|DevHlp_OpenFile]]||0x7F||Ring-0 File system Write
|-
|-
|[[DevHlp_CloseFile]]||0x80||Ring-0 File system Seek
|[[DevHlp_CloseFile|DevHlp_CloseFile]]||0x80||Ring-0 File system Seek
|-
|-
|[[DevHlp_ReadFile]]||0x81||Ring-0 File system Read
|[[DevHlp_ReadFile|DevHlp_ReadFile]]||0x81||Ring-0 File system Read
|-
|-
|[[DevHlp_ReadFileAt]]||0x82||File system Read at (seek)
|[[DevHlp_ReadFileAt|DevHlp_ReadFileAt]]||0x82||File system Read at (seek)
|-
|-
|DevHlp_RegisterKDD||0x83||Register driver with kernel debugger
|[[DevHlp_RegisterKDD|DevHlp_RegisterKDD]]||0x83||Register driver with kernel debugger
|}
|}


[[Category:DevHlps]]
[[Category:DevHlps]]

Revision as of 03:15, 16 May 2025

DevHlp function names with request code{|class="wikitable" |+ DevHlp function names with request code !Function Name||Code||Description |- |DevHlp_SchedClock||0x0||Called each timer tick |- |DevHlp_DevDone||0x1||Device I/O complete |- |DevHlp_Yield||0x2||Yield CPU if resched set |- |DevHlp_TCYield||0x3||Yield to time critical task |- |DevHlp_ProcBlock||0x4||Block on event |- |DevHlp_ProcRun||0x5||Unblock process |- |DevHlp_SemRequest||0x6||Claim a semaphore |- |DevHlp_SemClear||0x7||Release a semaphore |- |DevHlp_SemHandle||0x8||Obtain a semaphore handle |- |DevHlp_PushRequest||0x9||Push the request |- |DevHlp_PullRequest||0xA||Pull next request from Q |- |DevHlp_PullParticular||0xB||Pull a specific request |- |DevHlp_SortRequest||0xC||Push request in sorted order |- |DevHlp_AllocReqPacket||0xD||Allocate request packet |- |DevHlp_FreeReqPacket||0xE||free request packet |- |DevHlp_QueueInit||0xF||Init/Clear char queue |- |DevHlp_QueueFlush||0x10||flush queue |- |DevHlp_QueueWrite||0x11||Put a char in the queue |- |DevHlp_QueueRead||0x12||Get a char from the queue |- |DevHlp_Lock||0x13||Lock segment |- |DevHlp_Unlock||0x14||Unlock segment |- |DevHlp_PhysToVirt||0x15||Convert physical address to virtual |- |DevHlp_VirtToPhys||0x16||Convert virtual address to physical |- |DevHlp_PhysToUVirt||0x17||Convert physical to LDT |- |DevHlp_AllocPhys||0x18||Allocate physical memory |- |DevHlp_FreePhys||0x19||Free physical memory |- |DevHlp_SetROMVector||0x1A||Set a ROM service routine vector |- |DevHlp_SetIRQ||0x1B||Set an IRQ interrupt |- |DevHlp_UnSetIRQ||0x1C||Unset an IRQ interrupt |- |DevHlp_SetTimer||0x1D||Set timer request handler |- |DevHlp_ResetTimer||0x1E||Unset timer request handler |- |DevHlp_MonitorCreate||0x1F||Create a monitor |- |DevHlp_Register||0x20||Install a monitor |- |DevHlp_DeRegister||0x21||Remove a monitor |- |DevHlp_MonWrite||0x22||pass data records to monitor |- |DevHlp_MonFlush||0x23||remove all data from stream |- |DevHlp_GetDOSVar||0x24||Return pointer to DOS variable |- |DevHlp_SendEvent||0x25||an event occurred |- |DevHlp_ROMCritSection||0x26||ROM Critical Section |- |DevHlp_VerifyAccess||0x27||Verify access to memory |- |DevHlp_RAS||0x28||Put info in RAS trace buffer |- |DevHlp_ABIOSGetParms||0x29||Get ABIOS Calling Parameters |- |DevHlp_AttachDD||0x2A||Attach to a device driver |- |DevHlp_InternalError||0x2B||Signal an internal error |- |DevHlp_ModifyPriority||0x2C||Undocumented (used by PM) |- |DevHlp_AllocGDTSelector||0x2D||Allocate GDT Selectors |- |DevHlp_PhysToGDTSelector||0x2E||Convert physical address to GDT selector |- |DevHlp_RealToProt||0x2F||Change from real to protected mode |- |DevHlp_ProtToReal||0x30||Change from protected to real mode |- |DevHlp_EOI||0x31||Send EOI to PIC |- |DevHlp_UnPhysToVirt||0x32||Mark completion of PhysToVirt |- |DevHlp_TickCount||0x33||Modify timer |- |DevHlp_GetLIDEntry||0x34||Obtain Logical ID |- |DevHlp_FreeLIDEntry||0x35||Release Logical ID |- |DevHlp_ABIOSCall||0x36||Call ABIOS |- |DevHlp_ABIOSCommonEntry||0x37||Invoke Common Entry Point |- |DevHlp_GetDeviceBlock||0x38||Get ABIOS Device Block |- |DevHlp_RegisterStackUsag||0x3A||Register for stack usage |- |DevHlp_LogEntry||0x3B||Place data in log buffer |- |DevHlp_VideoPause||0x3C||Video pause on/off |- |DevHlp_Save_Message||0x3D||Save message in SysInit Message Table |- |DevHlp_SegRealloc||0x3E||Realloc DD protect mode segment |- |DevHlp_PutWaitingQueue||0x3F||Put I/O request on waiting queue |- |DevHlp_GetWaitingQueue||0x40||Get I/O request from waiting queue |- |DevHlp_PhysToSys||0x41||Address conversion for the AOX |- |DevHlp_PhysToSysHook||0x42||Address conversion for the AOX |- |DevHlp_RegisterDeviceClass||0x43||Register DC entry point |- |DevHlp_Sec||0x44||Register Security table |- |DevHlp_PerfSysTrace||0x45||Put info in performance trace buffer |- |DevHlp_RegisterPDD||0x50||Register PDD entry point with VDM manager for later PDD-VDD communication |- |DevHlp_RegisterBeep||0x51||register PTD beep service entry point with kernel |- |DevHlp_Beep||0x52||preempt beep service via PTD |- |DevHlp_FreeGDTSelector||0x53||Free allocated GDT selector |- |DevHlp_PhysToGDTSel||0x54||Convert Phys Addr to GDT sel with given access |- |DevHlp_VMLock||0x55||Lock linear address range |- |DevHlp_VMUnlock||0x56||Unlock address range |- |DevHlp_VMAlloc||0x56||Allocate memory |- |DevHlp_VMFree||0x58||Free memory or mapping |- |DevHlp_VMProcessToGlobal||0x59||Create global mapping to process memory |- |DevHlp_VMGlobalToProcess||0x5A||Create process mapping to global memory |- |DevHlp_VirtToLin||0x5B||Convert virtual address to linear |- |DevHlp_LinToGDTSelector||0x5C||Convert linear address to virtual |- |DevHlp_GetDescInfo||0x5D||Return descriptor information |- |DevHlp_LinToPageList||0x5E||build pagelist array from linear address |- |DevHlp_PageListToLin||0x5F||map page list array to linear address |- |DevHlp_PageListToGDTSelector||0x60||map page list array to GDT selector |- |DevHlp_RegisterTmrDD||0x61||Register TMR Device Driver |- |DevHlp_RegisterPerfCtrs||0x62||Register device driver perf. ctrs (PVW) |- |DevHlp_AllocateCtxHook||0x63||Allocate a context hook |- |DevHlp_FreeCtxHook||0x64||Free a context hook |- |DevHlp_ArmCtxHook||0x65||Arm a context hook |- |DevHlp_VMSetMem||0x66||commit/decommit memory |- |DevHlp_OpenEventSem||0x67||Open an event semaphore |- |DevHlp_CloseEventSem||0x68||Close an event semaphore |- |DevHlp_PostEventSem||0x69||post an event semaphore |- |DevHlp_ResetEventSem||0x6A||Reset an event semaphore |- |DevHlp_RegisterFreq||0x6B||Register PTD freq service entry point with kernel |- |DevHlp_DynamicAPI||0x6C||Add a dynamic API |- |DevHlp_ProcRun2||0x6D||Unblock process via procrun2 |- |DevHlp_CreateInt13VDM||0x6E||Create Int13 VDM (Internal Only) OEMINT13 |- |DevHlp_RegisterKrnlExit||0x6F||Used to capture Kernel Exits F78693 |- |DevHlp_PMPostEventSem||0x70||PM Post Event Semaphore |- |DevHlp_AcquireSpinLock||0x71||acquire Spin Lock |- |DevHlp_ReleaseSpinLock||0x72||release Spin Lock |- |DevHlp_InitIntMouseCursorData||0x73||Initialize Mouse/Cursor Data |- |DevHlp_StartIntMouseCursor||0x74||Start Int Time Mouse/Cursor |- |DevHlp_EndIntMouseCursor||0x75||End Int Time Mouse/Cursor |- |DevHlp_Port_IO||0x76||Port I/O |- |DevHlp_SetIRQMask||0x77||Set/Unset an IRQ Mask |- |DevHlp_GetIRQMask||0x78||Retrieve an IRQ Mask state |- |DevHlp_CreateSpinLock||0x79||Create Spin Lock |- |DevHlp_FreeSpinLock||0x7A||Free Spin Lock |- |DevHlp_KillProc||0x7D||Kill Proc |- |DevHlp_QSysState||0x7E||Query System State |- |DevHlp_OpenFile||0x7F||Ring-0 File system Write |- |DevHlp_CloseFile||0x80||Ring-0 File system Seek |- |DevHlp_ReadFile||0x81||Ring-0 File system Read |- |DevHlp_ReadFileAt||0x82||File system Read at (seek) |- |DevHlp_RegisterKDD||0x83||Register driver with kernel debugger |}

Retrieved from "https://www.edm2.com/index.php?title=List_of_DevHlp_Functions&oldid=87071"