/**
* Inform VBox that we will supply it with dirty rectangle information
* and install the dirty rectangle handler.
*
* @returns TRUE for success, FALSE for failure
* @param pScrn Pointer to a structure describing the X screen in use
*/
Bool
vboxEnableVbva(ScrnInfoPtr pScrn)
{
bool rc = TRUE;
unsigned i;
VBOXPtr pVBox = pScrn->driverPrivate;
TRACE_ENTRY();
if (!vboxSetupVRAMVbva(pVBox))
return FALSE;
for (i = 0; i < pVBox->cScreens; ++i)
{
struct VBVABUFFER *pVBVA;
pVBVA = (struct VBVABUFFER *) ( ((uint8_t *)pVBox->base)
+ pVBox->pScreens[i].aoffVBVABuffer);
if (!VBoxVBVAEnable(&pVBox->pScreens[i].aVbvaCtx, &pVBox->guestCtx,
pVBVA, i))
rc = FALSE;
}
VBVXASSERT(rc, ("Failed to enable screen update reporting for at least one virtual monitor.\n"));
pVBox->fHaveHGSMIModeHints = haveHGSMIModeHintAndCursorReportingInterface(pVBox);
pVBox->fHostHasScreenBlankingFlag = hostHasScreenBlankingFlag(pVBox);
return rc;
}
/**
* Inform VBox that we will supply it with dirty rectangle information
* and install the dirty rectangle handler.
*
* @returns TRUE for success, FALSE for failure
* @param pScrn Pointer to a structure describing the X screen in use
*/
Bool
vboxEnableVbva(ScrnInfoPtr pScrn)
{
bool rc = TRUE;
int scrnIndex = pScrn->scrnIndex;
unsigned i;
VBOXPtr pVBox = pScrn->driverPrivate;
TRACE_ENTRY();
if (!vboxSetupVRAMVbva(pScrn, pVBox))
return FALSE;
for (i = 0; i < pVBox->cScreens; ++i)
{
struct VBVABUFFER *pVBVA;
pVBVA = (struct VBVABUFFER *) ( ((uint8_t *)pVBox->base)
+ pVBox->aoffVBVABuffer[i]);
if (!VBoxVBVAEnable(&pVBox->aVbvaCtx[i], &pVBox->guestCtx, pVBVA, i))
rc = FALSE;
}
if (!rc)
{
/* Request not accepted - disable for old hosts. */
xf86DrvMsg(scrnIndex, X_ERROR,
"Failed to enable screen update reporting for at least one virtual monitor.\n");
vboxDisableVbva(pScrn);
}
return rc;
}