NvBool NvOdmMouseGetEventInfo(
NvOdmMouseDeviceHandle hDevice,
NvU32 *NumPayLoad,
NvU8 *PayLoadBuf)
{
NvError Status = NvSuccess;
// Retrive the event info
Status = NvEcGetEvent(hDevice->hEcEventRegister,
hDevice->pEvent,
sizeof(NvEcEvent));
if (Status != NvSuccess)
return NV_FALSE;
/**
* if compression is enabled, latch the first data byte whenever a full-size
* packet is received; then insert the latched data whenever a compressed
* packet is seen.
*/
if (hDevice->CompressionEnabled && hDevice->pEvent->NumPayloadBytes == 3)
{
hDevice->CompressionState = hDevice->pEvent->Payload[0];
}
/**
* fill in the payload and number of bytes
*/
if (hDevice->CompressionEnabled && hDevice->pEvent->NumPayloadBytes == 2)
{
// compressed packet, so insert latched data at beginning
*NumPayLoad = 3;
PayLoadBuf[0] = hDevice->CompressionState;
PayLoadBuf[1] = hDevice->pEvent->Payload[0];
PayLoadBuf[2] = hDevice->pEvent->Payload[1];
}
else
{
*NumPayLoad = hDevice->pEvent->NumPayloadBytes;
NvOdmOsMemcpy(PayLoadBuf, hDevice->pEvent->Payload, *NumPayLoad);
}
return NV_TRUE;
}
/* Gets the actual scan code for a key press */
NvBool NvOdmKeyboardGetKeyData(NvU32 *pKeyScanCode, NvU8 *pScanCodeFlags, NvU32 Timeout)
{
NvError NvStatus = NvError_Success;
NvU32 OutCode, OutCodeBytes, i;
NvU8 ScanCodeFlags;
if (!pKeyScanCode || !pScanCodeFlags || s_KeyboardDeinit)
{
return NV_FALSE;
}
if (Timeout != 0)
{
/* Use the timeout value */
if (!NvOdmOsSemaphoreWaitTimeout(s_hKbcKeyScanRecvSema, Timeout))
return NV_FALSE; // timed out
}
else
{
/* wait till we receive a scan code from the EC */
NvOdmOsSemaphoreWait(s_hKbcKeyScanRecvSema);
}
// stop scanning
if (s_KeyboardDeinit)
return NV_FALSE;
if (s_hEcEventRegistration)
{
NvStatus = NvEcGetEvent(s_hEcEventRegistration, &KbdEvent, sizeof(NvEcEvent));
if (NvStatus != NvError_Success)
{
NV_ASSERT(!"Could not receive scan code");
return NV_FALSE;
}
if (KbdEvent.NumPayloadBytes == 0)
{
NV_ASSERT(!"Received keyboard event with no scan codes");
return NV_FALSE;
}
// Pack scan code bytes from payload buffer into 32-bit dword
OutCode = (NvU32)KbdEvent.Payload[0];
OutCodeBytes = 1;
ScanCodeFlags = 0;
if (KbdEvent.NumPayloadBytes == 1)
NVODM_PRINTF(("EC Payload = 0x%x", KbdEvent.Payload[0]));
else
{
for (i = 0; i < KbdEvent.NumPayloadBytes; i++)
NVODM_PRINTF(("EC Payload = 0x%x", KbdEvent.Payload[i]));
}
for (i = 1; i < KbdEvent.NumPayloadBytes; i++)
{
if (KbdEvent.Payload[i-1] == SC1_PREFIX_E0)
{
// Temporary clear break flag just to check for extended shifts.
// If detected, remove the entire extended shift sequence, as
// it has no effect on SC1-to-VK translation
NvU8 sc = KbdEvent.Payload[i] & (~SC1_BREAK_MASK);
if ((sc == SC1_LSHIFT) || (sc == SC1_RSHIFT))
{
OutCode = OutCode >> 8;
OutCodeBytes--;
continue;
}
else if (KbdEvent.Payload[i] == SC1_SCROLL)
{
// If extended ScrollLock = Ctrl+Break, detected store it,
// set both make/break flags, and abort buffer packing, as
// the following bytes are just the break part of sequence
OutCode = (OutCode << 8) | ((NvU32)KbdEvent.Payload[i]);
OutCodeBytes++;
ScanCodeFlags = NV_ODM_SCAN_CODE_FLAG_MAKE |
NV_ODM_SCAN_CODE_FLAG_BREAK;
break;
}
}
/* Gets the actual scan code for a key press */
NvBool NvOdmCirGetKeyData(NvU8 showlog, NvU32 *pKeyScanCode, NvU8 *pRePeat, NvU32 Timeout)
{
NvError NvStatus = NvError_Success;
NvU32 OutCode, i;
NvU8 RepeatKey;
if (!pKeyScanCode || !pRePeat || s_CirDeinit)
{
return NV_FALSE;
}
if (Timeout != 0)
{
/* Use the timeout value */
if (!NvOdmOsSemaphoreWaitTimeout(s_hCirKeyScanRecvSema, Timeout))
return NV_FALSE; // timed out
}
else
{
/* wait till we receive a scan code from the EC */
NvOdmOsSemaphoreWait(s_hCirKeyScanRecvSema);
}
//NvOsDebugPrintf("$$$$$$$ In kernel cir nvodm_cir.c !! get key data \n");
// stop scanning
if (s_CirDeinit)
return NV_FALSE;
if (s_hEcEventRegistration)
{
NvStatus = NvEcGetEvent(s_hEcEventRegistration, &CirEvent, sizeof(NvEcEvent));
if (NvStatus != NvError_Success)
{
NV_ASSERT(!"Could not receive scan code");
return NV_FALSE;
}
if (CirEvent.NumPayloadBytes == 0)
{
NV_ASSERT(!"Received Cir event with no scan codes");
return NV_FALSE;
}
if(showlog){
for (i = 0; i < CirEvent.NumPayloadBytes; i++){
printk(KERN_INFO "EC Payload[%d]=0x%x\n",i,CirEvent.Payload[i]);
}
}
RepeatKey = 0x0; /*default is new key input*/
if(CirEvent.Payload[1] == NV_ODM_CIR_SCAN_CODE_REPET){
RepeatKey = NV_ODM_CIR_SCAN_CODE_REPET;
}
OutCode = CirEvent.Payload[3]; /*Ir Command */
if(showlog)
printk(KERN_INFO "nvec_cir OUT code: 0x%x,RepeatKey =%x\n", OutCode,RepeatKey );
*pRePeat = RepeatKey ;
*pKeyScanCode = OutCode;
return NV_TRUE;
}
return NV_FALSE;
}
