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Annotation of ntddk/src/video/displays/jz484/sync.c, revision 1.1

1.1     ! root        1: /*++
        !             2: 
        !             3: Copyright (c) 1991-1992  Microsoft Corporation
        !             4: 
        !             5: Module Name:
        !             6: 
        !             7:    Sync.c
        !             8: 
        !             9: Abstract:
        !            10: 
        !            11:     This module contains the DrvSynchronize routine.
        !            12: 
        !            13: Environment:
        !            14: 
        !            15:     User mode.
        !            16: 
        !            17: Revision History:
        !            18: 
        !            19: --*/
        !            20: 
        !            21: #include "driver.h"
        !            22: 
        !            23: VOID
        !            24: DrvSynchronize(
        !            25:     DHPDEV dhpdev,
        !            26:     RECTL *prcl
        !            27:     )
        !            28: 
        !            29: /*++
        !            30: 
        !            31: Routine Description:
        !            32: 
        !            33:     This routine gets called when GDI needs to synchronize with the
        !            34:     driver. That's when GDI wants to read or write into the framebuffer.
        !            35:     This routine waits for the accelerator to be idle before returning.
        !            36: 
        !            37: Arguments:
        !            38: 
        !            39:     dhpdev - Handle of PDEV
        !            40:     prcl   - rectangle where GDI wants to write to. Since the driver
        !            41:              doesn't keep track of where the accelerator is actually
        !            42:              writing, this argument is Not Used.
        !            43: 
        !            44: Return Value:
        !            45: 
        !            46:     None.
        !            47: 
        !            48: --*/
        !            49: 
        !            50: {
        !            51:     WaitForJaguarIdle();
        !            52: }

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