void SendMgmtMsg(uint8_t *p_header,
uint8_t headerLength,
uint8_t *p_data,
uint8_t dataLength)
{
if (DRV_WIFI_InHibernateMode())
{
DRV_WIFI_UserEventSet(DRV_WIFI_EVENT_ERROR, DRV_WIFI_ERROR_IN_HIBERNATE_MODE, true);
return;
}
WF_MGMTMSG_MUTEX_LOCK();
EnsureWFisAwake();
/* write out management header */
RawSetIndex(RAW_SCRATCH_ID, MGMT_TX_BASE);
RawSetByte(RAW_SCRATCH_ID, p_header, headerLength);
/* write out data (if any) */
if (dataLength > 0)
{
RawSetByte(RAW_SCRATCH_ID, p_data, dataLength);
}
/* Signal MRF24WG that mgmt message ready to process */
Write16BitWFRegister(WF_HOST_MAIL_BOX_0_MSW_REG, 0x0400);
Write16BitWFRegister(WF_HOST_MAIL_BOX_0_LSW_REG, 0x0000);
}
/*
*********************************************************************************************************
* RawWrite()
*
* Description : Writes the specified number of bytes to a mounted RAW window at the specified starting
* index
*
* Argument(s) : rawId -- RAW window ID being written to
* startIndex -- start index within RAW window to write to
* length -- number of bytes to write to RAW window
* p_src -- pointer to Host buffer write data
*
* Return(s) : None
*
* Caller(s) : WF Driver
*
* Notes: : None
*
*********************************************************************************************************
*/
void RawWrite(UINT8 rawId, UINT16 startIndex, UINT16 length, UINT8 *p_src)
{
/*set raw index in dest memory */
RawSetIndex(rawId, startIndex);
/* write data to RAW window */
RawSetByte(rawId, p_src, length);
}
/*
*********************************************************************************************************
* RawWrite()
*
* Description : Writes the specified number of bytes to a mounted RAW window at the specified starting
* index
*
* Argument(s) : rawId -- RAW window ID being written to
* startIndex -- start index within RAW window to write to
* length -- number of bytes to write to RAW window
* p_src -- pointer to Host buffer write data
*
* Return(s) : None
*
* Caller(s) : WF Driver
*
* Notes: : None
*
*********************************************************************************************************
*/
void RawWrite(uint8_t rawId, uint16_t startIndex, uint16_t length, uint8_t *p_src)
{
/*set raw index in dest memory */
RawSetIndex(rawId, startIndex);
/* write data to RAW window */
RawSetByte(rawId, p_src, length);
}
/*
*********************************************************************************************************
* WF_TxDataSendPacket()
*
* Description : Directs the MRF24WB0M to transmit a Tx data packet to the 802.11 network.
*
* Argument(s) : length - length, in bytes, of data packet
*
* Return(s) : Error code
*
* Caller(s) : Application
*
* Notes: : (1) MRF24WB0M Tx data block must first be allocated via WF_TxDataAllocateBuffer()
*
* (2) Current support only for full length Tx data messaages. In other words, startIndex
* must be 0, and length must be the total length of the Tx data packet.
*
*********************************************************************************************************
*/
void WF_TxDataSendPacket(uint16_t length)
{
tTxDataPreamble txPreamble;
/* fill in tx data preamble with correct header */
txPreamble.type = WF_DATA_REQUEST_TYPE;
txPreamble.subType = WF_STD_DATA_MSG_SUBTYPE;
txPreamble.h2 = 1;
txPreamble.h3 = 0;
/* Ensure the MRF24WB0M is awake (only applies if PS-Poll was enabled) */
EnsureWFisAwake();
/* write out preamble to MRF24WB0M buffer to the two extra bytes at start of allocated buffer */
RawSetIndex(RAW_TX_ID, 0);
WriteWFArray(RAW_1_DATA_REG, (uint8_t *)&txPreamble, WF_SIZE_OF_TX_DATA_PREAMBLE );
/* now tell MRF24WB0M to transmit the tx data packet */
RawSendTxBuffer(length);
}
/*
*********************************************************************************************************
* WF_TxDataWrite()
*
* Description : Writes Tx packet data from Host CPU to MRF24WB0M tx buffer
*
* Argument(s) : p_txData - Pointer to Tx data
* length - length, in bytes, of Tx data
* startIndex - Index within MRF24WB0M Tx data block to start writing
*
* Return(s) : None
*
* Caller(s) : Application
*
* Notes: : (1) MRF24WB0M Tx data block must first be allocated via WF_TxDataAllocateBuffer()
*
* (2) Current support only for full length Tx data messaages. In other words, startIndex
* must be 0, and length must be the total length of the Tx data packet.
*
*********************************************************************************************************
*/
void WF_TxDataWrite(uint8_t *p_txData,
uint16_t length,
uint16_t startIndex)
{
WF_ASSERT(startIndex == 0);
if (length == 0)
{
return;
}
/* Ensure the MRF24WB0M is awake (only applies if PS-Poll was enabled) */
EnsureWFisAwake();
/* set the RAW index to desired location, offset by the Tx data preamble */
RawSetIndex(RAW_TX_ID, startIndex + WF_SIZE_OF_TX_DATA_PREAMBLE);
/* write tx data to chip */
WriteWFArray(RAW_1_DATA_REG, p_txData, length);
}
/*
*********************************************************************************************************
* RawRead()
*
* Description : Reads the specified number of bytes from a mounted RAW window from the specified starting
* index;
*
* Argument(s) : rawId -- RAW window ID being read from
* startIndex -- start index within RAW window to read from
* length -- number of bytes to read from the RAW window
* p_dest -- pointer to Host buffer where read data is copied
*
* Return(s) : error code
*
* Caller(s) : WF Driver
*
* Notes: : None
*
*********************************************************************************************************
*/
void RawRead(UINT8 rawId, UINT16 startIndex, UINT16 length, UINT8 *p_dest)
{
RawSetIndex(rawId, startIndex);
RawGetByte(rawId, p_dest, length);
}
void RawCopyTest()
{
BOOL res;
UINT8 i;
UINT8 byte;
UINT16 rawIndex;
UINT16 bufAvail;
UINT16 srcRawId = 5;
UINT16 byteCount;
/* get total bytes available for MGMT tx memory pool */
bufAvail = Read16BitWFRegister(WF_HOST_WFIFO_BCNT1_REG) & 0x0fff; /* LS 12 bits contain length */
/* verify we can read and write from scratch buffer (already mounted) */
RawSetIndex(RAW_SCRATCH_ID, 0);
rawIndex = RawGetIndex(RAW_SCRATCH_ID);
WF_ASSERT(rawIndex == 0);
for (i = 0; i < 128; ++i)
{
RawSetByte(RAW_SCRATCH_ID, &i, 1);
rawIndex = RawGetIndex(RAW_SCRATCH_ID);
WF_ASSERT(rawIndex == i + 1);
}
rawIndex = RawGetIndex(RAW_SCRATCH_ID); /* raw index should be at 128 */
WF_ASSERT(rawIndex == 128);
RawSetIndex(RAW_SCRATCH_ID, 0);
rawIndex = RawGetIndex(RAW_SCRATCH_ID);
WF_ASSERT(rawIndex == 0);
for (i = 0; i < 128; ++i)
{
RawGetByte(RAW_SCRATCH_ID, &byte, 1);
WF_ASSERT(byte == i);
}
RawSetIndex(RAW_SCRATCH_ID, 0);
rawIndex = RawGetIndex(RAW_SCRATCH_ID);
WF_ASSERT(rawIndex == 0);
/* now zero out scratch */
byte = 0;
for (i = 0; i < 128; ++i)
{
RawSetByte(RAW_SCRATCH_ID, &byte, 1);
rawIndex = RawGetIndex(RAW_SCRATCH_ID);
WF_ASSERT(rawIndex == i + 1);
}
RawSetIndex(RAW_SCRATCH_ID, 0);
rawIndex = RawGetIndex(RAW_SCRATCH_ID);
WF_ASSERT(rawIndex == 0);
/* verify scratch is zeroed out */
for (i = 0; i < 128; ++i)
{
RawGetByte(RAW_SCRATCH_ID, &byte, 1);
WF_ASSERT(byte == 0);
}
RawSetIndex(RAW_SCRATCH_ID, 0);
rawIndex = RawGetIndex(RAW_SCRATCH_ID);
WF_ASSERT(rawIndex == 0);
/* allocate raw buffer of 128 bytes */
byteCount = RawMove(srcRawId, RAW_MGMT_POOL, TRUE, 128);
WF_ASSERT(byteCount >= 128);
/* fill up buffer with known values */
for (i = 0; i < 128; ++i)
{
RawSetByte(srcRawId, &i, 1);
}
rawIndex = RawGetIndex(srcRawId); /* raw index should be at 128 */
WF_ASSERT(rawIndex == 128);
/* put raw index back to 0 and verify */
res = RawSetIndex(srcRawId, 0);
WF_ASSERT(res == TRUE);
rawIndex = RawGetIndex(srcRawId);
WF_ASSERT(rawIndex == 0);
/* read back from source buffer to ensure write was successful */
for (i = 0; i < 128; ++i)
{
RawGetByte(srcRawId, &byte, 1);
rawIndex = RawGetIndex(srcRawId);
WF_ASSERT(rawIndex == i + 1);
if (byte != i)
{
WF_ASSERT(FALSE);
}
}
/* put raw index back to 0 and verify */
res = RawSetIndex(srcRawId, 0);
WF_ASSERT(res == TRUE);
rawIndex = RawGetIndex(srcRawId);
WF_ASSERT(rawIndex == 0);
/* set the Scratch index to 0 and verify */
RawSetIndex(RAW_SCRATCH_ID, 0);
rawIndex = RawGetIndex(RAW_SCRATCH_ID);
WF_ASSERT(rawIndex == 0);
/* set the raw source index to 0 and verify */
RawSetIndex(srcRawId, 0);
rawIndex = RawGetIndex(srcRawId);
WF_ASSERT(rawIndex == 0);
/* perform raw to raw copy and verify raw indexes*/
RawToRawCopy(RAW_SCRATCH_ID, srcRawId, 128);
rawIndex = RawGetIndex(RAW_SCRATCH_ID);
WF_ASSERT(rawIndex == 128);
rawIndex = RawGetIndex(srcRawId);
WF_ASSERT(rawIndex == 128);
/* put scratch raw index back to 0 */
res = RawSetIndex(RAW_SCRATCH_ID, 0);
WF_ASSERT(res == TRUE);
rawIndex = RawGetIndex(RAW_SCRATCH_ID);
WF_ASSERT(rawIndex == 0);
/* read data from scratch and see if it matches what was copied */
for (i = 0; i < 128; ++i)
{
RawGetByte(RAW_SCRATCH_ID, &byte, 1);
rawIndex = RawGetIndex(RAW_SCRATCH_ID);
WF_ASSERT(rawIndex == (i+1));
if (byte != i)
{
WF_ASSERT(FALSE);
}
}
}
/*
*********************************************************************************************************
* RawRead()
*
* Description : Reads the specified number of bytes from a mounted RAW window from the specified starting
* index;
*
* Argument(s) : rawId -- RAW window ID being read from
* startIndex -- start index within RAW window to read from
* length -- number of bytes to read from the RAW window
* p_dest -- pointer to Host buffer where read data is copied
*
* Return(s) : error code
*
* Caller(s) : WF Driver
*
* Notes: : None
*
*********************************************************************************************************
*/
void RawRead(uint8_t rawId, uint16_t startIndex, uint16_t length, uint8_t *p_dest)
{
RawSetIndex(rawId, startIndex);
RawGetByte(rawId, p_dest, length);
}