BOOL AllocateAndMapToUserMemory( HANDLE hCallerProcess,
LPVOID pAddrKernelSpace,
DWORD dwSize,
LPVOID *ppAddrUserSpace)
{
BOOL fResult = FALSE;
LPVOID pUserAddress = NULL;
pUserAddress = VirtualAllocEx(hCallerProcess,
NULL,
dwSize,
MEM_RESERVE,
PAGE_NOACCESS);
if (pUserAddress == NULL)
{
RETAILMSG(ZONE_ERROR,(TEXT("JPG Memory VirtualAlloc Fail. Error = %d\r\n"),GetLastError()));
goto Exit;
}
if (!VirtualCopyEx(hCallerProcess,
pUserAddress,
(HANDLE) GetCurrentProcessId(),
pAddrKernelSpace,
dwSize,
PAGE_READWRITE | PAGE_NOCACHE))
{
RETAILMSG(ZONE_ERROR,(TEXT("JPG Memory VirtualCopyEx Fail. Error = %d\r\n"),GetLastError()));
goto Exit;
}
*(ppAddrUserSpace) = pUserAddress;
pUserAddress = NULL;
fResult = TRUE;
Exit:
if (pUserAddress)
{
if(!VirtualFreeEx(hCallerProcess,
pUserAddress,
0,
MEM_RELEASE))
{
RETAILMSG(ZONE_ERROR,(TEXT("JPG Memory VirtualCopyEx Fail. Error = %d\r\n"),GetLastError()));
}
}
return fResult;
}
/*
** Function Name : MFC_IOControl
**
** Function Description : This function support any process of MFC instance.
*/
BOOL
MFC_IOControl(
DWORD OpenHandle,
DWORD dwIoControlCode,
PBYTE pInBuf,
DWORD nInBufSize,
PBYTE pOutBuf,
DWORD nOutBufSize,
PDWORD pBytesReturned
)
{
MFC_HANDLE *handle;
MFCInstCtx *pMfcInst;
MFC_ARGS *args;
int ret = MFCINST_RET_OK;
unsigned char *p_buf = NULL;
int n_bufsize = 0;
PVOID pMarshalledInBuf = NULL;
static CEDEVICE_POWER_STATE mfc_pwr_state;
BOOL result = TRUE;
handle = (MFC_HANDLE *) OpenHandle;
/////////////////////
// Parameter Check //
/////////////////////
if (handle == NULL)
{
LOG_MSG(LOG_TRACE, "MFC_IOControl", "OpenHandle == NULL\n");
return FALSE;
}
if (handle != gMfcHandlePower)
{
if (pInBuf == NULL)
{
LOG_MSG(LOG_TRACE, "MFC_IOControl", "pInBuf == NULL\n");
return FALSE;
}
if (nInBufSize == 0)
{
LOG_MSG(LOG_TRACE, "MFC_IOControl", "nInBufSize == 0\n");
return FALSE;
}
if ((pOutBuf != NULL) || (nOutBufSize != 0) || (pBytesReturned != NULL))
{
LOG_MSG(LOG_TRACE, "MFC_IOControl", "others.....\n");
return FALSE;
}
}
pMfcInst = handle->mfc_inst;
MFC_Mutex_Lock();
switch ( dwIoControlCode )
{
case IOCTL_POWER_CAPABILITIES:
{
RETAILMSG(1, (L"[MFC IOCTL_POWER_CAPABILITIES]\n"));
PPOWER_CAPABILITIES ppc;
if ( !pBytesReturned || !pOutBuf || (nOutBufSize < sizeof(POWER_CAPABILITIES)) ) {
SetLastError (ERROR_INVALID_PARAMETER);
MFC_Mutex_Release();
return FALSE;
}
__try
{
ppc = (PPOWER_CAPABILITIES)pOutBuf;
memset(ppc, 0, sizeof(POWER_CAPABILITIES));
// support D0, D4
ppc->DeviceDx = DX_MASK(D0) | DX_MASK(D4);
// no wake
// no inrush
// Report our nominal power consumption in uAmps rather than mWatts.
ppc->Flags = POWER_CAP_PREFIX_MICRO | POWER_CAP_UNIT_AMPS;
*pBytesReturned = sizeof(POWER_CAPABILITIES);
RETAILMSG(1, (L"[MFC IOCTL_POWER_CAPABILITIES] leaving...\n"));
}
__except(EXCEPTION_EXECUTE_HANDLER)
{
RETAILMSG(1, (L"[MFC IOCTL_POWER_CAPABILITIES] exception...\n"));
MFC_Mutex_Release();
return FALSE;
}
break;
}
case IOCTL_POWER_SET:
CEDEVICE_POWER_STATE NewDx;
//if caller is not kernel mode, do not allow setting power state
if (GetDirectCallerProcessId() != GetCurrentProcessId())
{
RETAILMSG(1, (L"[MFC IOCTL_POWER_SET] User mode access denied\r\n"));
MFC_Mutex_Release();
return ERROR_ACCESS_DENIED;
}
__try
{
if (pOutBuf == NULL)
{
return FALSE;
}
NewDx = *(PCEDEVICE_POWER_STATE) pOutBuf;
switch ( NewDx )
{
case D0: // Power Up
*(PCEDEVICE_POWER_STATE)pOutBuf = process_MFC_PowerUp(OpenHandle, &mfc_pwr_state);
break;
case D4: // Power Down
*(PCEDEVICE_POWER_STATE)pOutBuf = process_MFC_PowerDown(OpenHandle, &mfc_pwr_state);
break;
default:
MFC_Mutex_Release();
return FALSE;
}
*pBytesReturned = sizeof(CEDEVICE_POWER_STATE);
}
__except(EXCEPTION_EXECUTE_HANDLER)
{
RETAILMSG(1, (L"[MFC IOCTL_POWER_SET] exception...\n"));
MFC_Mutex_Release();
return FALSE;
}
break;
case IOCTL_MFC_MPEG4_ENC_INIT:
case IOCTL_MFC_H264_ENC_INIT:
case IOCTL_MFC_H263_ENC_INIT:
{
MFC_CODECMODE codec_mode;
enc_info_t enc_info;
if (dwIoControlCode == IOCTL_MFC_MPEG4_ENC_INIT)
codec_mode = MP4_ENC;
else if (dwIoControlCode == IOCTL_MFC_H264_ENC_INIT)
codec_mode = AVC_ENC;
else
codec_mode = H263_ENC;
if(FAILED(CeOpenCallerBuffer(&pMarshalledInBuf, pInBuf, nInBufSize, ARG_IO_PTR, TRUE)))
{
RETAILMSG(1, (TEXT("MFC_IOControl: CeOpenCallerBuffer failed in IOCTL_MFC_H263_ENC_INIT.\r\n")));
MFC_Mutex_Release();
return FALSE;
}
args = (MFC_ARGS *)pMarshalledInBuf;
// Input arguments for IOCTL_MFC_xxx_ENC_INIT
enc_info.width = args->enc_init.in_width;
enc_info.height = args->enc_init.in_height;
enc_info.frameRateRes = args->enc_init.in_frameRateRes;
enc_info.frameRateDiv = args->enc_init.in_frameRateDiv;
enc_info.gopNum = args->enc_init.in_gopNum;
enc_info.bitrate = args->enc_init.in_bitrate;
enc_info.intraqp = args->enc_init.in_intraqp;
enc_info.qpmax = args->enc_init.in_qpmax;
enc_info.gamma = args->enc_init.in_gamma;
///////////////////////////////////
/// Initialize MFC Instance ///
///////////////////////////////////
Mfc_Clk_On();
ret = MFCInst_Enc_Init(pMfcInst, codec_mode, &enc_info);
Mfc_Clk_Off();
// Output arguments for IOCTL_MFC_xxx_ENC_INIT
args->enc_init.ret_code = ret;
if(FAILED(CeCloseCallerBuffer(pMarshalledInBuf, pInBuf, nInBufSize, ARG_IO_PTR)))
{
RETAILMSG(1, (TEXT("MFC_IOControl: CeCloseCallerBuffer failed in IOCTL_MFC_H263_ENC_INIT.\r\n")));
MFC_Mutex_Release();
return FALSE;
}
break;
}
case IOCTL_MFC_MPEG4_ENC_EXE:
case IOCTL_MFC_H264_ENC_EXE:
case IOCTL_MFC_H263_ENC_EXE:
{
int nStrmLen, nHdrLen;
if(FAILED(CeOpenCallerBuffer(&pMarshalledInBuf, pInBuf, nInBufSize, ARG_IO_PTR, TRUE)))
{
RETAILMSG(1, (TEXT("MFC_IOControl: CeOpenCallerBuffer failed in IOCTL_MFC_H263_ENC_EXE.\r\n")));
MFC_Mutex_Release();
return FALSE;
}
args = (MFC_ARGS *)pMarshalledInBuf;
MFCInst_GetFramBuf(pMfcInst, &p_buf, &n_bufsize);
CleanInvalidateCacheRange((PBYTE )p_buf, (PBYTE )(p_buf + n_bufsize) );
// nStrmLen is size of output stream data
Mfc_Clk_On();
ret = MFCInst_Encode(pMfcInst, &nStrmLen, &nHdrLen);
Mfc_Clk_Off();
MFCInst_GetLineBuf(pMfcInst, &p_buf, &n_bufsize);
InvalidateCacheRange((PBYTE )p_buf, (PBYTE )(p_buf + n_bufsize) );
// Output arguments for IOCTL_MFC_xxx_ENC_EXE
args->enc_exe.ret_code = ret;
if (ret == MFCINST_RET_OK) {
args->enc_exe.out_encoded_size = nStrmLen;
args->enc_exe.out_header_size = nHdrLen;
}
if(FAILED(CeCloseCallerBuffer(pMarshalledInBuf, pInBuf, nInBufSize, ARG_IO_PTR)))
{
RETAILMSG(1, (TEXT("MFC_IOControl: CeCloseCallerBuffer failed in IOCTL_MFC_H263_ENC_EXE.\r\n")));
MFC_Mutex_Release();
return FALSE;
}
break;
}
case IOCTL_MFC_MPEG4_DEC_INIT:
case IOCTL_MFC_H263_DEC_INIT:
case IOCTL_MFC_H264_DEC_INIT:
case IOCTL_MFC_VC1_DEC_INIT:
{
MFC_CODECMODE codec_mode;
if(FAILED(CeOpenCallerBuffer(&pMarshalledInBuf, pInBuf, nInBufSize, ARG_IO_PTR, TRUE)))
{
RETAILMSG(1, (TEXT("MFC_IOControl: CeOpenCallerBuffer failed in IOCTL_MFC_VC1_DEC_INIT.\r\n")));
MFC_Mutex_Release();
return FALSE;
}
args = (MFC_ARGS *)pMarshalledInBuf;
if (dwIoControlCode == IOCTL_MFC_MPEG4_DEC_INIT) {
codec_mode = MP4_DEC;
}
else if (dwIoControlCode == IOCTL_MFC_H263_DEC_INIT) {
codec_mode = MP4_DEC;
}
else if (dwIoControlCode == IOCTL_MFC_H264_DEC_INIT) {
codec_mode = AVC_DEC;
}
else {
codec_mode = VC1_DEC;
}
/////////////////////////////////
// Initialize MFC Instance //
/////////////////////////////////
Mfc_Clk_On();
ret = MFCInst_Dec_Init(pMfcInst, codec_mode, args->dec_init.in_strmSize);
Mfc_Clk_Off();
// Output arguments for IOCTL_MFC_xxx_DEC_INIT
args->dec_init.ret_code = ret;
if (ret == MFCINST_RET_OK) {
args->dec_init.out_width = pMfcInst->width;
args->dec_init.out_height = pMfcInst->height;
}
if(FAILED(CeCloseCallerBuffer(pMarshalledInBuf, pInBuf, nInBufSize, ARG_IO_PTR)))
{
RETAILMSG(1, (TEXT("MFC_IOControl: CeCloseCallerBuffer failed in IOCTL_MFC_VC1_DEC_INIT.\r\n")));
MFC_Mutex_Release();
return FALSE;
}
break;
}
case IOCTL_MFC_MPEG4_DEC_EXE:
case IOCTL_MFC_H263_DEC_EXE:
case IOCTL_MFC_H264_DEC_EXE:
case IOCTL_MFC_VC1_DEC_EXE:
if(FAILED(CeOpenCallerBuffer(&pMarshalledInBuf, pInBuf, nInBufSize, ARG_IO_PTR, TRUE)))
{
RETAILMSG(1, (TEXT("MFC_IOControl: CeOpenCallerBuffer failed in IOCTL_MFC_VC1_DEC_EXE.\r\n")));
MFC_Mutex_Release();
return FALSE;
}
args = (MFC_ARGS *)pMarshalledInBuf;
MFCInst_GetLineBuf(pMfcInst, &p_buf, &n_bufsize);
CleanInvalidateCacheRange((PBYTE )p_buf, (PBYTE )(p_buf + n_bufsize) );
Mfc_Clk_On();
ret = MFCInst_Decode(pMfcInst, args->dec_exe.in_strmSize);
Mfc_Clk_Off();
// Output arguments for IOCTL_MFC_xxx_DEC_EXE
args->dec_exe.ret_code = ret;
if(FAILED(CeCloseCallerBuffer(pMarshalledInBuf, pInBuf, nInBufSize, ARG_IO_PTR)))
{
RETAILMSG(1, (TEXT("MFC_IOControl: CeCloseCallerBuffer failed in IOCTL_MFC_VC1_DEC_EXE.\r\n")));
MFC_Mutex_Release();
return FALSE;
}
break;
case IOCTL_MFC_GET_LINE_BUF_ADDR:
if(FAILED(CeOpenCallerBuffer(&pMarshalledInBuf, pInBuf, nInBufSize, ARG_IO_PTR, TRUE)))
{
RETAILMSG(1, (TEXT("MFC_IOControl: CeOpenCallerBuffer failed in IOCTL_MFC_GET_LINE_BUF_ADDR.\r\n")));
MFC_Mutex_Release();
return FALSE;
}
args = (MFC_ARGS *)pMarshalledInBuf;
ret = MFCInst_GetLineBuf(pMfcInst, &p_buf, &n_bufsize);
if (ret != MFCINST_RET_OK)
{
goto GetLineBuffCleanup;
}
if (handle->pStrmBuf == NULL)
{
// Map the Line buffer for this instance to the caller's address space
//
handle->hUsrProc = (HANDLE) GetDirectCallerProcessId();
handle->pStrmBuf = (PBYTE) VirtualAllocEx(handle->hUsrProc,
NULL,
n_bufsize,
MEM_RESERVE,
PAGE_NOACCESS);
if (handle->pStrmBuf == NULL)
{
RETAILMSG(1, (L"DD::MFC VirtualAllocEx(pStrmBuf) returns FALSE.\n"));
ret = MFCINST_ERR_MEMORY_ALLOCATION_FAIL;
goto GetLineBuffCleanup;
}
result = VirtualCopyEx(handle->hUsrProc,
handle->pStrmBuf,
(HANDLE) GetCurrentProcessId(),
p_buf,
n_bufsize,
PAGE_READWRITE );
if (result == FALSE){
RETAILMSG(1, (L"DD::MFC VirtualCopyEx(pStrmBuf) returns FALSE.\n"));
VirtualFreeEx(handle->hUsrProc, handle->pStrmBuf, 0, MEM_RELEASE);
handle->pStrmBuf = NULL;
ret = MFCINST_ERR_MEMORY_ALLOCATION_FAIL;
goto GetLineBuffCleanup;
}
}
// Output arguments for IOCTL_MFC_GET_FRAM_BUF_ADDR
args->get_buf_addr.out_buf_size = n_bufsize;
args->get_buf_addr.out_buf_addr = (int) handle->pStrmBuf;
GetLineBuffCleanup:
args->get_buf_addr.ret_code = ret;
if(FAILED(CeCloseCallerBuffer(pMarshalledInBuf, pInBuf, nInBufSize, ARG_IO_PTR)))
{
RETAILMSG(1, (TEXT("MFC_IOControl: CeCloseCallerBuffer failed in IOCTL_MFC_GET_LINE_BUF_ADDR.\r\n")));
MFC_Mutex_Release();
return FALSE;
}
break;
case IOCTL_MFC_GET_FRAM_BUF_ADDR:
if(FAILED(CeOpenCallerBuffer(&pMarshalledInBuf, pInBuf, nInBufSize, ARG_IO_PTR, TRUE)))
{
RETAILMSG(1, (TEXT("MFC_IOControl: CeOpenCallerBuffer failed in IOCTL_MFC_GET_FRAM_BUF_ADDR.\r\n")));
MFC_Mutex_Release();
return FALSE;
}
args = (MFC_ARGS *)pMarshalledInBuf;
// Decoder case
ret = MFCInst_GetFramBuf(pMfcInst, &p_buf, &n_bufsize);
if (ret != MFCINST_RET_OK)
{
goto GetFrameBuffCleanup;
}
// Check Paramter
if (pMfcInst->run_index * n_bufsize < 0 ||
(pMfcInst->run_index * n_bufsize) > (int)(pMfcInst->nFramBufSize))
{
RETAILMSG(1, (L"[MFC ERROR] IOCTL_MFC_GET_FRAM_BUF_ADDR: Run Index out of range.\r\n"));
ret = MFCINST_ERR_ETC;
goto GetFrameBuffCleanup;
}
if (handle->pFramBuf == NULL)
{
// Map the Frame buffer for this instance to the caller's address space
//
handle->hUsrProc = (HANDLE) GetDirectCallerProcessId();
handle->pFramBuf = (PBYTE) VirtualAllocEx(handle->hUsrProc,
NULL,
pMfcInst->nFramBufSize,
MEM_RESERVE,
PAGE_NOACCESS);
if (handle->pFramBuf == NULL)
{
RETAILMSG(1, (L"DD::MFC VirtualAllocEx(pFramBuf) returns FALSE.\n"));
ret = MFCINST_ERR_MEMORY_ALLOCATION_FAIL;
goto GetFrameBuffCleanup;
}
result= VirtualCopyEx(handle->hUsrProc, // HANDLE hDstProc
handle->pFramBuf,
(HANDLE) GetCurrentProcessId(), // HANDLE hSrcProc
pMfcInst->pFramBuf,
pMfcInst->nFramBufSize,
PAGE_READWRITE);
if (result == FALSE)
{
RETAILMSG(1, (L"DD::MFC VirtualCopyEx(pFramBuf) returns FALSE.\n"));
VirtualFreeEx(handle->hUsrProc, handle->pFramBuf, 0, MEM_RELEASE);
handle->pFramBuf = NULL;
ret = MFCINST_ERR_MEMORY_ALLOCATION_FAIL;
goto GetFrameBuffCleanup;
}
}
if (pMfcInst->run_index >= 0)
{
args->get_buf_addr.out_buf_addr = (int) (handle->pFramBuf + (pMfcInst->run_index * n_bufsize));
#if (MFC_ROTATE_ENABLE == 1)
// If PostRotMode is enabled, then the output YUV buffer will be different.
// In VC-1 mode, the rotated output will be the original one.
if ( (pMfcInst->codec_mode != VC1_DEC) && (pMfcInst->PostRotMode & 0x0010) )
{
args->get_buf_addr.out_buf_addr = (int) (handle->pFramBuf + (pMfcInst->frambufCnt * n_bufsize));
}
#endif
}
else
{
args->get_buf_addr.out_buf_addr = 0;
}
args->get_buf_addr.out_buf_size = n_bufsize;
GetFrameBuffCleanup:
args->get_buf_addr.ret_code = ret;
if(FAILED(CeCloseCallerBuffer(pMarshalledInBuf, pInBuf, nInBufSize, ARG_IO_PTR)))
{
RETAILMSG(1, (TEXT("MFC_IOControl: CeCloseCallerBuffer failed in IOCTL_MFC_GET_FRAM_BUF_ADDR.\r\n")));
MFC_Mutex_Release();
return FALSE;
}
break;
case IOCTL_MFC_GET_PHY_FRAM_BUF_ADDR:
if(FAILED(CeOpenCallerBuffer(&pMarshalledInBuf, pInBuf, nInBufSize, ARG_IO_PTR, TRUE)))
{
RETAILMSG(1, (TEXT("MFC_IOControl: CeOpenCallerBuffer failed in IOCTL_MFC_GET_PHY_FRAM_BUF_ADDR.\r\n")));
MFC_Mutex_Release();
return FALSE;
}
args = (MFC_ARGS *)pMarshalledInBuf;
// Decoder case
ret = MFCInst_GetFramBufPhysical(pMfcInst, &p_buf, &n_bufsize);
// Output arguments for IOCTL_MFC_xxx_DEC_EXE
args->get_buf_addr.ret_code = ret;
if (ret == MFCINST_RET_OK)
{
// Output arguments for IOCTL_MFC_GET_FRAM_BUF_ADDR
args->get_buf_addr.out_buf_addr = (int) p_buf;
args->get_buf_addr.out_buf_size = n_bufsize;
}
if(FAILED(CeCloseCallerBuffer(pMarshalledInBuf, pInBuf, nInBufSize, ARG_IO_PTR)))
{
RETAILMSG(1, (TEXT("MFC_IOControl: CeCloseCallerBuffer failed in IOCTL_MFC_GET_PHY_FRAM_BUF_ADDR.\r\n")));
MFC_Mutex_Release();
return FALSE;
}
break;
case IOCTL_MFC_GET_MPEG4_ASP_PARAM:
if(FAILED(CeOpenCallerBuffer(&pMarshalledInBuf, pInBuf, nInBufSize, ARG_IO_PTR, TRUE)))
{
RETAILMSG(1, (TEXT("MFC_IOControl: CeOpenCallerBuffer failed in IOCTL_MFC_GET_MPEG4_ASP_PARAM.\r\n")));
MFC_Mutex_Release();
return FALSE;
}
args = (MFC_ARGS *)pMarshalledInBuf;
#if (defined(DIVX_ENABLE) && (DIVX_ENABLE == 1))
ret = MFCINST_RET_OK;
args->mpeg4_asp_param.ret_code = MFCINST_RET_OK;
args->mpeg4_asp_param.mp4asp_vop_time_res = pMfcInst->RET_DEC_SEQ_INIT_BAK_MP4ASP_VOP_TIME_RES;
args->mpeg4_asp_param.byte_consumed = pMfcInst->RET_DEC_PIC_RUN_BAK_BYTE_CONSUMED;
args->mpeg4_asp_param.mp4asp_fcode = pMfcInst->RET_DEC_PIC_RUN_BAK_MP4ASP_FCODE;
args->mpeg4_asp_param.mp4asp_time_base_last = pMfcInst->RET_DEC_PIC_RUN_BAK_MP4ASP_TIME_BASE_LAST;
args->mpeg4_asp_param.mp4asp_nonb_time_last = pMfcInst->RET_DEC_PIC_RUN_BAK_MP4ASP_NONB_TIME_LAST;
args->mpeg4_asp_param.mp4asp_trd = pMfcInst->RET_DEC_PIC_RUN_BAK_MP4ASP_MP4ASP_TRD;
#if (_WIN32_WCE >= 600)
if (handle->pFramBuf != NULL){
args->mpeg4_asp_param.mv_addr = ((unsigned int) handle->pFramBuf) + (pMfcInst->mv_mbyte_addr - pMfcInst->phyadrFramBuf);
args->mpeg4_asp_param.mb_type_addr = args->mpeg4_asp_param.mv_addr + 25920;
args->mpeg4_asp_param.mv_size = 25920; // '25920' is the maximum MV size (=45*36*16)
args->mpeg4_asp_param.mb_type_size = 1620; // '1620' is the maximum MBTYE size (=45*36*1)
}
#else
args->mpeg4_asp_param.mv_addr = ((unsigned int) pMfcInst->pFramBuf) + (pMfcInst->mv_mbyte_addr - pMfcInst->phyadrFramBuf);
args->mpeg4_asp_param.mb_type_addr = args->mpeg4_asp_param.mv_addr + 25920;
args->mpeg4_asp_param.mv_size = 25920;
args->mpeg4_asp_param.mb_type_size = 1620;
#endif
InvalidateCacheRange((PBYTE )args->mpeg4_asp_param.mv_addr, (PBYTE )(args->mpeg4_asp_param.mv_addr + args->mpeg4_asp_param.mv_size) );
InvalidateCacheRange((PBYTE )args->mpeg4_asp_param.mb_type_addr , (PBYTE )(args->mpeg4_asp_param.mb_type_addr + args->mpeg4_asp_param.mb_type_size) );
#endif
if(FAILED(CeCloseCallerBuffer(pMarshalledInBuf, pInBuf, nInBufSize, ARG_IO_PTR)))
{
RETAILMSG(1, (TEXT("MFC_IOControl: CeCloseCallerBuffer failed in IOCTL_MFC_GET_MPEG4_ASP_PARAM.\r\n")));
MFC_Mutex_Release();
return FALSE;
}
break;
case IOCTL_MFC_GET_CONFIG:
if(FAILED(CeOpenCallerBuffer(&pMarshalledInBuf, pInBuf, nInBufSize, ARG_IO_PTR, TRUE)))
{
RETAILMSG(1, (TEXT("MFC_IOControl: CeOpenCallerBuffer failed in IOCTL_MFC_GET_CONFIG.\r\n")));
MFC_Mutex_Release();
return FALSE;
}
args = (MFC_ARGS *)pMarshalledInBuf;
ret = MFC_GetConfigParams(pMfcInst, args);
if(FAILED(CeCloseCallerBuffer(pMarshalledInBuf, pInBuf, nInBufSize, ARG_IO_PTR)))
{
RETAILMSG(1, (TEXT("MFC_IOControl: CeCloseCallerBuffer failed in IOCTL_MFC_GET_CONFIG.\r\n")));
MFC_Mutex_Release();
return FALSE;
}
break;
case IOCTL_MFC_SET_CONFIG:
if(FAILED(CeOpenCallerBuffer(&pMarshalledInBuf, pInBuf, nInBufSize, ARG_IO_PTR, TRUE)))
{
RETAILMSG(1, (TEXT("MFC_IOControl: CeOpenCallerBuffer failed in IOCTL_MFC_SET_CONFIG.\r\n")));
MFC_Mutex_Release();
return FALSE;
}
args = (MFC_ARGS *)pMarshalledInBuf;
Mfc_Clk_On();
ret = MFC_SetConfigParams(pMfcInst, args);
Mfc_Clk_Off();
if(FAILED(CeCloseCallerBuffer(pMarshalledInBuf, pInBuf, nInBufSize, ARG_IO_PTR)))
{
RETAILMSG(1, (TEXT("MFC_IOControl: CeCloseCallerBuffer failed in IOCTL_MFC_SET_CONFIG.\r\n")));
MFC_Mutex_Release();
return FALSE;
}
break;
default:
RETAILMSG(1, (L"[MFC IOControl] Requested ioctl command is not defined. (ioctl cmd=0x%X)\n", dwIoControlCode));
MFC_Mutex_Release();
return FALSE;
}
MFC_Mutex_Release();
switch (ret)
{
case MFCINST_RET_OK:
return TRUE;
default:
return FALSE;
}
return FALSE;
}
/*----------------------------------------------------------------------------
*Function: CMM_IOControl
*Parameters: OpenHandle :
dwIoControlCode :
*Return Value: True/False
*Implementation Notes: JPEG_IOControl sends commands to initiate different
* operations like Init,Decode and Deinit.The test
* application uses the DeviceIOControl function to
* specify an operation to perform
-----------------------------------------------------------------------------*/
BOOL
CMM_IOControl(
DWORD OpenHandle,
DWORD dwIoControlCode,
PBYTE pInBuf,
DWORD nInBufSize,
PBYTE pOutBuf,
DWORD nOutBufSize,
PDWORD pBytesReturned
)
{
CODEC_MEM_CTX *CodecMem;
BOOL result = TRUE;
DWORD ret;
UINT8 *u_addr;
ALLOC_MEM_T *node;
CMM_ALLOC_PRAM_T allocParam;
CodecMem = (CODEC_MEM_CTX *)OpenHandle;
if(!CodecMem){
RETAILMSG(1, (TEXT("[CMM_IOControl] CMM Invalid Input Handle\r\n")));
return FALSE;
}
if ((pInBuf == NULL) || (nInBufSize == 0)){
RETAILMSG(1, (TEXT("[CMM_IOControl] Invalid Input buffer or size\r\n")));
return FALSE;
}
ret = LockCMMMutex();
if(!ret){
RETAILMSG(1, (TEXT("[CMM_IOControl] CMM Mutex Lock Fail\r\n")));
return FALSE;
}
switch ( dwIoControlCode ) {
case IOCTL_CODEC_MEM_ALLOC:
printD("\n[%d][CMM_IOControl] IOCTL_CODEC_MEM_ALLOC\n", CodecMem->inst_no);
if ((pInBuf == NULL) ||
(nInBufSize < sizeof(CMM_ALLOC_PRAM_T)) ||
(pOutBuf == NULL) ||
(nOutBufSize < sizeof(UINT)))
{
RETAILMSG(1, (TEXT("[CMM_IOControl] IOCTL_CODEC_MEM_ALLOC Invalid parameters\r\n")));
result = FALSE;
break;
}
// Create a local copy of the input buffer first.
if (!CeSafeCopyMemory(&allocParam, pInBuf, sizeof(CMM_ALLOC_PRAM_T)))// Copies memory inside a __try/__except block
{
result = FALSE;
break;
}
if((allocParam.size) & (0xFFF)) // For 4K alignment
{
allocParam.size = (allocParam.size & 0xFFFFF000) + 0x1000;
}
printD("[IOCTL_CODEC_MEM_ALLOC] buffSize : %ld\n", allocParam.size);
if((node = GetCodecVirAddr(CodecMem->inst_no, &allocParam)) == NULL){
result = FALSE;
break;
}
CodecMem->callerProcess = (HANDLE) GetDirectCallerProcessId();
node->u_addr = (PBYTE)VirtualAllocEx(CodecMem->callerProcess,
NULL,
node->size,
MEM_RESERVE,
PAGE_NOACCESS);
if (node->u_addr == NULL)
{
RETAILMSG(1, (_T("[CMM_IOControl]: Memory VirtualAlloc Fail. Error = %d\r\n"), GetLastError()));
result = FALSE;
}
else
{
if (!VirtualCopyEx(CodecMem->callerProcess,
node->u_addr,
(HANDLE) GetCurrentProcessId(),
node->v_addr,
node->size,
allocParam.cacheFlag ? PAGE_READWRITE : (PAGE_READWRITE | PAGE_NOCACHE)))
{
RETAILMSG(1, (_T("[CMM_IOControl]: Memory VirtualCopyEx Fail. Error = %d\r\n"), GetLastError()));
result = FALSE;
}
}
__try
{
if (result)
{
*((UINT *)pOutBuf) = (UINT) node->u_addr;
}
}
__except ( EXCEPTION_EXECUTE_HANDLER )
{
RETAILMSG( 1, ( _T("[CMM_IOControl]: exception in IOCTL_CODEC_MEM_ALLOC \r\n")) );
result = FALSE;
}
if (!result)
{
// free alloc node
ReleaseAllocMem(node, CodecMem);
}
break;
case IOCTL_CODEC_MEM_FREE:
printD("\n[%d][CMM_IOControl] IOCTL_CODEC_MEM_FREE\n", CodecMem->inst_no);
u_addr = (UINT8 *)pInBuf;
printD("[CMM_IOControl] free adder : 0x%x \n", u_addr);
for(node = AllocMemHead; node != AllocMemTail; node = node->next)
{
if(node->u_addr == u_addr)
break;
}
if(node == AllocMemTail)
{
RETAILMSG(1, (TEXT("[CMM_IOControl] invalid virtual address(0x%x)\r\n"), u_addr));
result = FALSE;
break;
}
// free alloc node
ReleaseAllocMem(node, CodecMem);
break;
case IOCTL_CODEC_CACHE_INVALIDATE:
printD("\n[CMM_IOControl] IOCTL_CODEC_CACHE_INVALIDATE\n");
u_addr = (UINT8 *)pInBuf;
printD("[CMM_IOControl] flush adder : 0x%x \n", u_addr);
for(node = AllocMemHead; node != AllocMemTail; node = node->next)
{
if(node->u_addr == u_addr)
break;
}
if(node == AllocMemTail){
RETAILMSG(1, (TEXT("[%d][CMM_IOControl] invalid virtual address(0x%x)\r\n"), CodecMem->inst_no, u_addr));
result = FALSE;
break;
}
InvalidateCacheRange((PBYTE) node->v_addr,
(PBYTE) node->v_addr + node->size);
break;
case IOCTL_CODEC_CACHE_CLEAN:
printD("\n[CMM_IOControl] IOCTL_CODEC_CACHE_CLEAN\n");
u_addr = (UINT8 *)pInBuf;
printD("[CMM_IOControl] flush adder : 0x%x \n", u_addr);
for(node = AllocMemHead; node != AllocMemTail; node = node->next)
{
if(node->u_addr == u_addr)
break;
}
if(node == AllocMemTail){
RETAILMSG(1, (TEXT("[%d][CMM_IOControl] invalid virtual address(0x%x)\r\n"), CodecMem->inst_no, u_addr));
result = FALSE;
break;
}
CleanCacheRange((PBYTE) node->v_addr,
(PBYTE) node->v_addr + node->size);
break;
// IOCTL_CODEC_CACHE_FLUSH is same as IOCTL_CODEC_CACHE_CLEAN_INVALIDATE.
// This is remained for backward capability
case IOCTL_CODEC_CACHE_FLUSH:
case IOCTL_CODEC_CACHE_CLEAN_INVALIDATE:
printD("\n[CMM_IOControl] IOCTL_CODEC_CACHE_CLEAN_INVALIDATE\n");
u_addr = (UINT8 *)pInBuf;
printD("[CMM_IOControl] flush adder : 0x%x \n", u_addr);
for(node = AllocMemHead; node != AllocMemTail; node = node->next)
{
if(node->u_addr == u_addr)
break;
}
if(node == AllocMemTail){
RETAILMSG(1, (TEXT("[%d][CMM_IOControl] invalid virtual address(0x%x)\r\n"), CodecMem->inst_no, u_addr));
result = FALSE;
break;
}
CleanInvalidateCacheRange((PBYTE) node->v_addr,
(PBYTE) node->v_addr + node->size);
break;
case IOCTL_CODEC_GET_PHY_ADDR:
u_addr = (UINT8 *)pInBuf;
for(node = AllocMemHead; node != AllocMemTail; node = node->next)
{
if(node->u_addr == u_addr)
break;
}
if(node == AllocMemTail){
RETAILMSG(1, (TEXT("[CMM_IOControl] invalid virtual address(0x%x)\r\n"), u_addr));
result = FALSE;
break;
}
if ((pOutBuf == NULL) || (nOutBufSize < sizeof(UINT8 *)))
{
RETAILMSG(1, (TEXT("[CMM_IOControl] IOCTL_CODEC_GET_PHY_ADDR Invalid Output buffer or size\r\n")));
result = FALSE;
break;
}
__try
{
*((UINT *)pOutBuf) = (UINT) node->cached_p_addr;
}
__except ( EXCEPTION_EXECUTE_HANDLER )
{
RETAILMSG( 1, ( _T("[CMM_IOControl]: exception in IOCTL_CODEC_GET_PHY_ADDR \r\n")) );
result = FALSE;
}
break;
default : RETAILMSG(1, (TEXT("[CMM_IOControl] CMM Invalid IOControl\r\n")));
}
UnlockCMMMutex();
return result;
}
