diff options
Diffstat (limited to 'drivers/dahdi/wctdm24xxp/GpakApi.c')
| -rw-r--r-- | drivers/dahdi/wctdm24xxp/GpakApi.c | 1630 |
1 files changed, 0 insertions, 1630 deletions
diff --git a/drivers/dahdi/wctdm24xxp/GpakApi.c b/drivers/dahdi/wctdm24xxp/GpakApi.c deleted file mode 100644 index 1f1bb0b..0000000 --- a/drivers/dahdi/wctdm24xxp/GpakApi.c +++ /dev/null @@ -1,1630 +0,0 @@ -/* - * Copyright (c) 2005, Adaptive Digital Technologies, Inc. - * - * File Name: GpakApi.c - * - * Description: - * This file contains user API functions to communicate with DSPs executing - * G.PAK software. The file is integrated into the host processor connected - * to C55X G.PAK DSPs via a Host Port Interface. - * - * Version: 1.0 - * - * Revision History: - * 06/15/05 - Initial release. - * 11/15/2006 - 24 TDM-TDM Channels EC release - * - * This program has been released under the terms of the GPL version 2 by - * permission of Adaptive Digital Technologies, Inc. - * - */ - -/* - * See http://www.asterisk.org for more information about - * the Asterisk project. Please do not directly contact - * any of the maintainers of this project for assistance; - * the project provides a web site, mailing lists and IRC - * channels for your use. - * - * This program is free software, distributed under the terms of - * the GNU General Public License Version 2 as published by the - * Free Software Foundation. See the LICENSE file included with - * this program for more details. - */ - -#include <linux/version.h> -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,26) -#include <linux/semaphore.h> -#else -#include <asm/semaphore.h> -#endif - -#include <dahdi/kernel.h> - -#include "GpakHpi.h" -#include "GpakCust.h" -#include "GpakApi.h" -#include "gpakenum.h" - -/* DSP to Host interface block offsets. */ -#define REPLY_MSG_PNTR_OFFSET 0 /* I/F blk offset to Reply Msg Pointer */ -#define CMD_MSG_PNTR_OFFSET 2 /* I/F blk offset to Command Msg Pointer */ -#define EVENT_MSG_PNTR_OFFSET 4 /* I/F blk offset to Event Msg Pointer */ -#define PKT_BUFR_MEM_OFFSET 6 /* I/F blk offset to Packet Buffer memory */ -#define DSP_STATUS_OFFSET 8 /* I/F blk offset to DSP Status */ -#define VERSION_ID_OFFSET 9 /* I/F blk offset to G.PAK Version Id */ -#define MAX_CMD_MSG_LEN_OFFSET 10 /* I/F blk offset to Max Cmd Msg Length */ -#define CMD_MSG_LEN_OFFSET 11 /* I/F blk offset to Command Msg Length */ -#define REPLY_MSG_LEN_OFFSET 12 /* I/F blk offset to Reply Msg Length */ -#define NUM_CHANNELS_OFFSET 13 /* I/F blk offset to Num Built Channels */ -#define NUM_PKT_CHANNELS_OFFSET 14 /* I/F blk offset to Num Pkt Channels */ -#define NUM_CONFERENCES_OFFSET 15 /* I/F blk offset to Num Conferences */ -//#define CPU_USAGE_OFFSET_1MS 16 /* I/F blk offset to CPU Usage statistics */ -#define CPU_USAGE_OFFSET 18 /* I/F blk offset to CPU Usage statistics */ -//#define CPU_USAGE_OFFSET_10MS 20 /* I/F blk offset to CPU Usage statistics */ -#define FRAMING_STATS_OFFSET 22 /* I/F blk offset to Framing statistics */ - -//#define GPAK_RELEASE_Rate rate10ms -// = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = -// Macro to reconstruct a 32-bit value from two 16-bit values. -// Parameter p32: 32-bit-wide destination -// Parameter p16: 16-bit-wide source array of length 2 words -#define RECONSTRUCT_LONGWORD(p32, p16) p32 = (DSP_ADDRESS)p16[0]<<16; \ - p32 |= (unsigned long)p16[1] -// = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = - -/* DSP Status value definitions. */ -#define DSP_INIT_STATUS 0x5555 /* DSP Initialized status value */ -#define HOST_INIT_STATUS 0xAAAA /* Host Initialized status value */ - -/* Circular packet buffer information structure offsets. */ -#define CB_BUFR_BASE 0 /* pointer to base of circular buffer */ -#define CB_BUFR_SIZE 2 /* size of buffer (words) */ -#define CB_BUFR_PUT_INDEX 3 /* offset in buffer for next write */ -#define CB_BUFR_TAKE_INDEX 4 /* offset in buffer for next read */ -#define CIRC_BUFFER_INFO_STRUCT_SIZE 6 - -/* Miscellaneous definitions. */ -#define MSG_BUFFER_SIZE 100 /* size (words) of Host msg buffer */ -#define WORD_BUFFER_SIZE 84 /* size of DSP Word buffer (words) */ - -#ifdef __TMS320C55XX__ // debug sections if not on host -#pragma DATA_SECTION(pDspIfBlk,"GPAKAPIDEBUG_SECT") -#pragma DATA_SECTION(MaxCmdMsgLen,"GPAKAPIDEBUG_SECT") -#pragma DATA_SECTION(MaxChannels,"GPAKAPIDEBUG_SECT") -#pragma DATA_SECTION(DlByteBufr,"GPAKAPIDEBUG_SECT") -#pragma DATA_SECTION(DlWordBufr,"GPAKAPIDEBUG_SECT") -#pragma DATA_SECTION(pEventFifoAddress,"GPAKAPIDEBUG_SECT") -#endif - -/* Host variables related to Host to DSP interface. */ -static DSP_ADDRESS pDspIfBlk[MAX_DSP_CORES]; /* DSP address of I/F block */ -static DSP_WORD MaxCmdMsgLen[MAX_DSP_CORES]; /* max Cmd msg length (octets) */ -static unsigned short int MaxChannels[MAX_DSP_CORES]; /* max num channels */ - -//static unsigned short int MaxPktChannels[MAX_DSP_CORES]; /* max num pkt channels */ -//static unsigned short int MaxConfs[MAX_DSP_CORES]; /* max num conferences */ -//static DSP_ADDRESS pPktInBufr[MAX_DSP_CORES][MAX_PKT_CHANNELS]; /* Pkt In buffer */ -//static DSP_ADDRESS pPktOutBufr[MAX_DSP_CORES][MAX_PKT_CHANNELS]; /* Pkt Out buffer */ -static DSP_ADDRESS pEventFifoAddress[MAX_DSP_CORES]; /* event fifo */ - -static unsigned char DlByteBufr[DOWNLOAD_BLOCK_SIZE * 2]; /* Dowload byte buf */ -static DSP_WORD DlWordBufr[DOWNLOAD_BLOCK_SIZE]; /* Dowload word buffer */ - - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - * CheckDspReset - Check if the DSP was reset. - * - * FUNCTION - * This function determines if the DSP was reset and is ready. If reset - * occurred, it reads interface parameters and calculates DSP addresses. - * - * RETURNS - * -1 = DSP is not ready. - * 0 = Reset did not occur. - * 1 = Reset occurred. - * - */ -static int CheckDspReset( - int DspId /* DSP Identifier (0 to MaxDSPCores-1) */ - ) -{ - DSP_ADDRESS IfBlockPntr; /* Interface Block pointer */ - DSP_WORD DspStatus; /* DSP Status */ - DSP_WORD DspChannels; /* number of DSP channels */ - DSP_WORD Temp[2]; -#if 0 - DSP_WORD DspConfs; /* number of DSP conferences */ - DSP_ADDRESS PktBufrMem; /* address of Packet Buffer */ - unsigned short int i; /* loop index / counter */ -#endif - - /* Read the pointer to the Interface Block. */ - gpakReadDspMemory(DspId, DSP_IFBLK_ADDRESS, 2, Temp); - RECONSTRUCT_LONGWORD(IfBlockPntr, Temp); - - /* If the pointer is zero, return with an indication the DSP is not - ready. */ - if (IfBlockPntr == 0) - return (-1); - - /* Read the DSP's Status. */ - gpakReadDspMemory(DspId, IfBlockPntr + DSP_STATUS_OFFSET, 1, &DspStatus); - - /* If status indicates the DSP was reset, read the DSP's interface - parameters and calculate DSP addresses. */ - if (DspStatus == DSP_INIT_STATUS || - ((DspStatus == HOST_INIT_STATUS) && (pDspIfBlk[DspId] == 0))) - { - /* Save the address of the DSP's Interface Block. */ - pDspIfBlk[DspId] = IfBlockPntr; - - /* Read the DSP's interface parameters. */ - gpakReadDspMemory(DspId, IfBlockPntr + MAX_CMD_MSG_LEN_OFFSET, 1, - &(MaxCmdMsgLen[DspId])); - - /* read the number of configured DSP channels */ - gpakReadDspMemory(DspId, IfBlockPntr + NUM_CHANNELS_OFFSET, 1, - &DspChannels); - if (DspChannels > MAX_CHANNELS) - MaxChannels[DspId] = MAX_CHANNELS; - else - MaxChannels[DspId] = (unsigned short int) DspChannels; -#if 0 - /* read the number of configured DSP conferences */ - gpakReadDspMemory(DspId, IfBlockPntr + NUM_CONFERENCES_OFFSET, 1, - &DspConfs); - if (DspConfs > MAX_CONFS) - MaxConfs[DspId] = MAX_CONFS; - else - MaxConfs[DspId] = (unsigned short int) DspConfs; - - - /* read the number of configured DSP packet channels */ - gpakReadDspMemory(DspId, IfBlockPntr + NUM_PKT_CHANNELS_OFFSET, 1, - &DspChannels); - if (DspChannels > MAX_PKT_CHANNELS) - MaxPktChannels[DspId] = MAX_PKT_CHANNELS; - else - MaxPktChannels[DspId] = (unsigned short int) DspChannels; - - - /* read the pointer to the circular buffer infor struct table */ - gpakReadDspMemory(DspId, IfBlockPntr + PKT_BUFR_MEM_OFFSET, 2, Temp); - RECONSTRUCT_LONGWORD(PktBufrMem, Temp); - - - /* Determine the addresses of each channel's Packet buffers. */ - for (i = 0; i < MaxPktChannels[DspId]; i++) - { - pPktInBufr[DspId][i] = PktBufrMem; - pPktOutBufr[DspId][i] = PktBufrMem + CIRC_BUFFER_INFO_STRUCT_SIZE; - PktBufrMem += (CIRC_BUFFER_INFO_STRUCT_SIZE*2); - } -#endif - - /* read the pointer to the event fifo info struct */ - gpakReadDspMemory(DspId, IfBlockPntr + EVENT_MSG_PNTR_OFFSET, 2, Temp); - RECONSTRUCT_LONGWORD(pEventFifoAddress[DspId], Temp); - - /* Set the DSP Status to indicate the host recognized the reset. */ - DspStatus = HOST_INIT_STATUS; - gpakWriteDspMemory(DspId, IfBlockPntr + DSP_STATUS_OFFSET, 1, - &DspStatus); - - /* Return with an indication that a reset occurred. */ - return (1); - } - - /* If status doesn't indicate the host recognized a reset, return with an - indication the DSP is not ready. */ - if ((DspStatus != HOST_INIT_STATUS) || (pDspIfBlk[DspId] == 0)) - return (-1); - - /* Return with an indication that a reset did not occur. */ - return (0); -} - - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - * WriteDspCmdMessage - Write a Host Command/Request message to DSP. - * - * FUNCTION - * This function writes a Host Command/Request message into DSP memory and - * informs the DSP of the presence of the message. - * - * RETURNS - * -1 = Unable to write message (msg len or DSP Id invalid or DSP not ready) - * 0 = Temporarily unable to write message (previous Cmd Msg busy) - * 1 = Message written successfully - * - */ -static int WriteDspCmdMessage( - int DspId, /* DSP Identifier (0 to MaxDSPCores-1) */ - DSP_WORD *pMessage, /* pointer to Command message */ - DSP_WORD MsgLength /* length of message (octets) */ - ) -{ - DSP_WORD CmdMsgLength; /* current Cmd message length */ - DSP_WORD Temp[2]; - DSP_ADDRESS BufferPointer; /* message buffer pointer */ - - /* Check if the DSP was reset and is ready. */ - if (CheckDspReset(DspId) == -1) - return (-1); - - /* Make sure the message length is valid. */ - if ((MsgLength < 1) || (MsgLength > MaxCmdMsgLen[DspId])) - return (-1); - - /* Make sure a previous Command message is not in use by the DSP. */ - gpakReadDspMemory(DspId, pDspIfBlk[DspId] + CMD_MSG_LEN_OFFSET, 1, - &CmdMsgLength); - if (CmdMsgLength != 0) - return (0); - - /* Purge any previous Reply message that wasn't read. */ - gpakWriteDspMemory(DspId, pDspIfBlk[DspId] + REPLY_MSG_LEN_OFFSET, 1, - &CmdMsgLength); - - /* Copy the Command message into DSP memory. */ - gpakReadDspMemory(DspId, pDspIfBlk[DspId] + CMD_MSG_PNTR_OFFSET, 2, Temp); - RECONSTRUCT_LONGWORD(BufferPointer, Temp); - gpakWriteDspMemory(DspId, BufferPointer, (MsgLength + 1) / 2, pMessage); - - /* Store the message length in DSP's Command message length (flags DSP that - a Command message is ready). */ - CmdMsgLength = MsgLength; - gpakWriteDspMemory(DspId, pDspIfBlk[DspId] + CMD_MSG_LEN_OFFSET, 1, - &CmdMsgLength); - - /* Return with an indication the message was written. */ - return (1); -} - - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - * ReadDspReplyMessage - Read a DSP Reply message from DSP. - * - * FUNCTION - * This function reads a DSP Reply message from DSP memory. - * - * RETURNS - * -1 = Unable to write message (msg len or DSP Id invalid or DSP not ready) - * 0 = No message available (DSP Reply message empty) - * 1 = Message read successfully (message and length stored in variables) - * - */ -static int ReadDspReplyMessage( - int DspId, /* DSP Identifier (0 to MaxDSPCores-1) */ - DSP_WORD *pMessage, /* pointer to Reply message buffer */ - DSP_WORD *pMsgLength /* pointer to msg length var (octets) */ - ) -{ - DSP_WORD MsgLength; /* message length */ - DSP_ADDRESS BufferPointer; /* message buffer pointer */ - DSP_WORD Temp[2]; - - /* Check if the DSP was reset and is ready. */ - if (CheckDspReset(DspId) == -1) - return (-1); - - /* Check if a Reply message is ready. */ - gpakReadDspMemory(DspId, pDspIfBlk[DspId] + REPLY_MSG_LEN_OFFSET, 1, - &MsgLength); - if (MsgLength == 0) - return (0); - - /* Make sure the message length is valid. */ - if (MsgLength > *pMsgLength) - return (-1); - - /* Copy the Reply message from DSP memory. */ - gpakReadDspMemory(DspId, pDspIfBlk[DspId] + REPLY_MSG_PNTR_OFFSET, 2, Temp); - RECONSTRUCT_LONGWORD(BufferPointer, Temp); - gpakReadDspMemory(DspId, BufferPointer, (MsgLength + 1) / 2, pMessage); - - /* Store the message length in the message length variable. */ - *pMsgLength = MsgLength; - - /* Indicate a Reply message is not ready. */ - MsgLength = 0; - gpakWriteDspMemory(DspId, pDspIfBlk[DspId] + REPLY_MSG_LEN_OFFSET, 1, - &MsgLength); - - /* Return with an indication the message was read. */ - return (1); -} - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - * ReadCircBuffer - Read from a DSP circular buffer. - * - * FUNCTION - * This function reads a block of words from a DSP circular buffer. The Take - * address is incremented by the number of words read adjusting for buffer - * wrap. - * - * RETURNS - * nothing - * - */ -static void ReadCircBuffer( - int DspId, /* DSP Identifier (0 to MaxDSPCores-1) */ - DSP_ADDRESS BufrBaseAddress, /* address of base of circular buffer */ - DSP_ADDRESS BufrLastAddress, /* address of last word in buffer */ - DSP_ADDRESS *TakeAddress, /* pointer to address in buffer for read */ - DSP_WORD *pWordBuffer, /* pointer to buffer for words read */ - DSP_WORD NumWords /* number of words to read */ - ) -{ - DSP_WORD WordsTillEnd; /* number of words until end of buffer */ - - /* Determine the number of words from the start address until the end of the - buffer. */ - WordsTillEnd = BufrLastAddress - *TakeAddress + 1; - - /* If a buffer wrap will occur, read the first part at the end of the - buffer followed by the second part at the beginning of the buffer. */ - if (NumWords > WordsTillEnd) - { - gpakReadDspMemory(DspId, *TakeAddress, WordsTillEnd, pWordBuffer); - gpakReadDspMemory(DspId, BufrBaseAddress, NumWords - WordsTillEnd, - &(pWordBuffer[WordsTillEnd])); - *TakeAddress = BufrBaseAddress + NumWords - WordsTillEnd; - } - - /* If a buffer wrap will not occur, read all words starting at the current - take address in the buffer. */ - else - { - gpakReadDspMemory(DspId, *TakeAddress, NumWords, pWordBuffer); - if (NumWords == WordsTillEnd) - *TakeAddress = BufrBaseAddress; - else - *TakeAddress = *TakeAddress + NumWords; - } - return; -} - - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - * VerifyReply - Verify the reply message is correct for the command sent. - * - * FUNCTION - * This function verifies correct reply message content for the command that - * was just sent. - * - * RETURNS - * 0 = Incorrect - * 1 = Correct - * - */ -static int VerifyReply( - DSP_WORD *pMsgBufr, /* pointer to Reply message buffer */ - int CheckType, /* reply check type */ - DSP_WORD CheckValue /* reply check value */ - ) -{ - - /* Verify Channel or Conference Id. */ - if (CheckType == 1) - { - if (((pMsgBufr[1] >> 8) & 0xFF) != CheckValue) - return (0); - } - - /* Verify Test Mode Id. */ - else if (CheckType == 2) - { - if (pMsgBufr[1] != CheckValue) - return (0); - } - - /* Return with an indication of correct reply. */ - return (1); -} - - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - * TransactCmd - Send a command to the DSP and receive it's reply. - * - * FUNCTION - * This function sends the specified command to the DSP and receives the DSP's - * reply. - * - * RETURNS - * Length of reply message (0 = Failure) - * - */ -static unsigned int TransactCmd( - int DspId, /* DSP Identifier (0 to MaxDSPCores-1) */ - DSP_WORD *pMsgBufr, /* pointer to Cmd/Reply message buffer */ - DSP_WORD CmdLength, /* length of command message (octets) */ - DSP_WORD ReplyType, /* required type of reply message */ - DSP_WORD ReplyLength, /* required length of reply message (octets) */ - int ReplyCheckType, /* reply check type */ - DSP_WORD ReplyCheckValue /* reply check value */ - ) -{ - int FuncStatus; /* function status */ - int LoopCount; /* wait loop counter */ - DSP_WORD RcvReplyLength; /* received Reply message length */ - DSP_WORD RcvReplyType; /* received Reply message type code */ - DSP_WORD RetValue; /* return value */ - - /* Default the return value to indicate a failure. */ - RetValue = 0; - - /* Lock access to the DSP. */ - gpakLockAccess(DspId); - - /* Attempt to write the command message to the DSP. */ - LoopCount = 0; - while ((FuncStatus = WriteDspCmdMessage(DspId, pMsgBufr, CmdLength)) != 1) - { - if (FuncStatus == -1) - break; - if (++LoopCount > MAX_WAIT_LOOPS) - break; - gpakHostDelay(); - } - - /* Attempt to read the reply message from the DSP if the command message was - sent successfully. */ - if (FuncStatus == 1) - { - for (LoopCount = 0; LoopCount < MAX_WAIT_LOOPS; LoopCount++) - { - RcvReplyLength = MSG_BUFFER_SIZE * 2; - FuncStatus = ReadDspReplyMessage(DspId, pMsgBufr, &RcvReplyLength); - if (FuncStatus == 1) - { - RcvReplyType = (pMsgBufr[0] >> 8) & 0xFF; - if ((RcvReplyLength >= ReplyLength) && - (RcvReplyType == ReplyType) && - VerifyReply(pMsgBufr, ReplyCheckType, ReplyCheckValue)) - { - RetValue = RcvReplyLength; - break; - } - else if (RcvReplyType == MSG_NULL_REPLY) - break; - } - else if (FuncStatus == -1) - break; - gpakHostDelay(); - } - } - - /* Unlock access to the DSP. */ - gpakUnlockAccess(DspId); - - /* Return the length of the reply message (0 = failure). */ - return (RetValue); -} - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - * gpakConfigurePorts - Configure a DSP's serial ports. - * - * FUNCTION - * This function configures a DSP's serial ports. - * - * RETURNS - * Status code indicating success or a specific error. - * - */ -gpakConfigPortStatus_t gpakConfigurePorts( - unsigned short int DspId, /* DSP Id (0 to MaxDSPCores-1) */ - GpakPortConfig_t *pPortConfig, /* pointer to Port Config info */ - GPAK_PortConfigStat_t *pStatus /* pointer to Port Config Status */ - ) -{ - DSP_WORD MsgBuffer[MSG_BUFFER_SIZE]; /* message buffer */ - - /* Make sure the DSP Id is valid. */ - if (DspId >= MAX_DSP_CORES) - return (CpsInvalidDsp); - - /* Build the Configure Serial Ports message. */ - MsgBuffer[0] = MSG_CONFIGURE_PORTS << 8; - MsgBuffer[1] = (DSP_WORD) - ((pPortConfig->SlotsSelect1 << 12) | - ((pPortConfig->FirstBlockNum1 << 8) & 0x0F00) | - ((pPortConfig->SecBlockNum1 << 4) & 0x00F0)); - MsgBuffer[2] = (DSP_WORD) pPortConfig->FirstSlotMask1; - MsgBuffer[3] = (DSP_WORD) pPortConfig->SecSlotMask1; - MsgBuffer[4] = (DSP_WORD) - ((pPortConfig->SlotsSelect2 << 12) | - ((pPortConfig->FirstBlockNum2 << 8) & 0x0F00) | - ((pPortConfig->SecBlockNum2 << 4) & 0x00F0)); - MsgBuffer[5] = (DSP_WORD) pPortConfig->FirstSlotMask2; - MsgBuffer[6] = (DSP_WORD) pPortConfig->SecSlotMask2; - MsgBuffer[7] = (DSP_WORD) - ((pPortConfig->SlotsSelect3 << 12) | - ((pPortConfig->FirstBlockNum3 << 8) & 0x0F00) | - ((pPortConfig->SecBlockNum3 << 4) & 0x00F0)); - MsgBuffer[8] = (DSP_WORD) pPortConfig->FirstSlotMask3; - MsgBuffer[9] = (DSP_WORD) pPortConfig->SecSlotMask3; - - MsgBuffer[10] = (DSP_WORD) - (((pPortConfig->DxDelay1 << 11) & 0x0800) | - ((pPortConfig->RxDataDelay1 << 9) & 0x0600) | - ((pPortConfig->TxDataDelay1 << 7) & 0x0180) | - ((pPortConfig->RxClockPolarity1 << 6) & 0x0040) | - ((pPortConfig->TxClockPolarity1 << 5) & 0x0020) | - ((pPortConfig->RxFrameSyncPolarity1 << 4) & 0x0010) | - ((pPortConfig->TxFrameSyncPolarity1 << 3) & 0x0008) | - ((pPortConfig->CompandingMode1 << 1) & 0x0006) | - (pPortConfig->SerialWordSize1 & 0x0001)); - - MsgBuffer[11] = (DSP_WORD) - (((pPortConfig->DxDelay2 << 11) & 0x0800) | - ((pPortConfig->RxDataDelay2 << 9) & 0x0600) | - ((pPortConfig->TxDataDelay2 << 7) & 0x0180) | - ((pPortConfig->RxClockPolarity2 << 6) & 0x0040) | - ((pPortConfig->TxClockPolarity2 << 5) & 0x0020) | - ((pPortConfig->RxFrameSyncPolarity2 << 4) & 0x0010) | - ((pPortConfig->TxFrameSyncPolarity2 << 3) & 0x0008) | - ((pPortConfig->CompandingMode2 << 1) & 0x0006) | - (pPortConfig->SerialWordSize1 & 0x0001)); - - MsgBuffer[12] = (DSP_WORD) - (((pPortConfig->DxDelay3 << 11) & 0x0800) | - ((pPortConfig->RxDataDelay3 << 9) & 0x0600) | - ((pPortConfig->TxDataDelay3 << 7) & 0x0180) | - ((pPortConfig->RxClockPolarity3 << 6) & 0x0040) | - ((pPortConfig->TxClockPolarity3 << 5) & 0x0020) | - ((pPortConfig->RxFrameSyncPolarity3 << 4) & 0x0010) | - ((pPortConfig->TxFrameSyncPolarity3 << 3) & 0x0008) | - ((pPortConfig->CompandingMode3 << 1) & 0x0006) | - (pPortConfig->SerialWordSize3 & 0x0001)); - - MsgBuffer[13] = (DSP_WORD) pPortConfig->ThirdSlotMask1; - MsgBuffer[14] = (DSP_WORD) pPortConfig->FouthSlotMask1; - MsgBuffer[15] = (DSP_WORD) pPortConfig->FifthSlotMask1; - MsgBuffer[16] = (DSP_WORD) pPortConfig->SixthSlotMask1; - MsgBuffer[17] = (DSP_WORD) pPortConfig->SevenSlotMask1; - MsgBuffer[18] = (DSP_WORD) pPortConfig->EightSlotMask1; - - MsgBuffer[19] = (DSP_WORD) pPortConfig->ThirdSlotMask2;; - MsgBuffer[20] = (DSP_WORD) pPortConfig->FouthSlotMask2; - MsgBuffer[21] = (DSP_WORD) pPortConfig->FifthSlotMask2;; - MsgBuffer[22] = (DSP_WORD) pPortConfig->SixthSlotMask2; - MsgBuffer[23] = (DSP_WORD) pPortConfig->SevenSlotMask2;; - MsgBuffer[24] = (DSP_WORD) pPortConfig->EightSlotMask2; - - MsgBuffer[25] = (DSP_WORD) pPortConfig->ThirdSlotMask3;; - MsgBuffer[26] = (DSP_WORD) pPortConfig->FouthSlotMask3; - MsgBuffer[27] = (DSP_WORD) pPortConfig->FifthSlotMask3;; - MsgBuffer[28] = (DSP_WORD) pPortConfig->SixthSlotMask3; - MsgBuffer[29] = (DSP_WORD) pPortConfig->SevenSlotMask3;; - MsgBuffer[30] = (DSP_WORD) pPortConfig->EightSlotMask3; - - - /* Attempt to send the Configure Serial Ports message to the DSP and receive - it's reply. */ - if (!TransactCmd(DspId, MsgBuffer, 62, MSG_CONFIG_PORTS_REPLY, 4, 0, 0)) - return (CpsDspCommFailure); - - /* Return with an indication of success or failure based on the return - status in the reply message. */ - *pStatus = (GPAK_PortConfigStat_t) (MsgBuffer[1] & 0xFF); - if (*pStatus == Pc_Success) - return (CpsSuccess); - else - return (CpsParmError); -} - - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - * gpakConfigureChannel - Configure a DSP's Channel. - * - * FUNCTION - * This function configures a DSP's Channel. - * - * RETURNS - * Status code indicating success or a specific error. - * - */ -gpakConfigChanStatus_t gpakConfigureChannel( - unsigned short int DspId, /* DSP Id (0 to MaxDSPCores-1) */ - unsigned short int ChannelId, /* Channel Id (0 to MaxChannels-1) */ - GpakChanType ChannelType, /* Channel Type */ - GpakChannelConfig_t *pChanConfig, /* pointer to Channel Config info */ - GPAK_ChannelConfigStat_t *pStatus /* pointer to Channel Config Status */ - ) -{ - DSP_WORD MsgBuffer[MSG_BUFFER_SIZE]; /* message buffer */ - DSP_WORD MsgLength; /* message length */ - - /* Make sure the DSP Id is valid. */ - if (DspId >= MAX_DSP_CORES) - return (CcsInvalidDsp); - - /* Make sure the Channel Id is valid. */ - if (ChannelId >= MaxChannels[DspId]) - return (CcsInvalidChannel); - - /* Build the Configure Channel message based on the Channel Type. */ - switch (ChannelType) - { - - /* PCM to Packet channel type. */ - case tdmToTdm: - - MsgBuffer[2] = (DSP_WORD) - ((pChanConfig->PcmInPortA << 8) | - (pChanConfig->PcmInSlotA & 0xFF)); - MsgBuffer[3] = (DSP_WORD) - ((pChanConfig->PcmOutPortA << 8) | - (pChanConfig->PcmOutSlotA & 0xFF)); - - MsgBuffer[4] = (DSP_WORD) - ((pChanConfig->PcmInPortB << 8) | - (pChanConfig->PcmInSlotB & 0xFF)); - MsgBuffer[5] = (DSP_WORD) - ((pChanConfig->PcmOutPortB << 8) | - (pChanConfig->PcmOutSlotB & 0xFF)); - - MsgBuffer[6] = (DSP_WORD) - ( - ((pChanConfig->FaxCngDetB <<11) & 0x0800) | - ((pChanConfig->FaxCngDetA <<10) & 0x0400) | - ((pChanConfig->MuteToneB << 9) & 0x0200) | - ((pChanConfig->MuteToneA << 8) & 0x0100) | - ((pChanConfig->FrameRate << 6) & 0x00C0) | - ((pChanConfig->ToneTypesB << 5) & 0x0020) | - ((pChanConfig->ToneTypesA << 4) & 0x0010) | - ((pChanConfig->SoftwareCompand & 3) << 2) | - (pChanConfig->EcanEnableB << 1) | - (pChanConfig->EcanEnableA & 1) - ); - - MsgBuffer[7] = (DSP_WORD) - pChanConfig->EcanParametersA.EcanTapLength; - MsgBuffer[8] = (DSP_WORD) - pChanConfig->EcanParametersA.EcanNlpType; - MsgBuffer[9] = (DSP_WORD) - pChanConfig->EcanParametersA.EcanAdaptEnable; - MsgBuffer[10] = (DSP_WORD) - pChanConfig->EcanParametersA.EcanG165DetEnable; - MsgBuffer[11] = (DSP_WORD) - pChanConfig->EcanParametersA.EcanDblTalkThresh; - MsgBuffer[12] = (DSP_WORD) - pChanConfig->EcanParametersA.EcanNlpThreshold; - MsgBuffer[13] = (DSP_WORD) - pChanConfig->EcanParametersA.EcanNlpConv; - MsgBuffer[14] = (DSP_WORD) - pChanConfig->EcanParametersA.EcanNlpUnConv; - MsgBuffer[15] = (DSP_WORD) - pChanConfig->EcanParametersA.EcanNlpMaxSuppress; - - MsgBuffer[16] = (DSP_WORD) - pChanConfig->EcanParametersA.EcanCngThreshold; - MsgBuffer[17] = (DSP_WORD) - pChanConfig->EcanParametersA.EcanAdaptLimit; - MsgBuffer[18] = (DSP_WORD) - pChanConfig->EcanParametersA.EcanCrossCorrLimit; - MsgBuffer[19] = (DSP_WORD) - pChanConfig->EcanParametersA.EcanNumFirSegments; - MsgBuffer[20] = (DSP_WORD) - pChanConfig->EcanParametersA.EcanFirSegmentLen; - - MsgBuffer[21] = (DSP_WORD) - pChanConfig->EcanParametersB.EcanTapLength; - MsgBuffer[22] = (DSP_WORD) - pChanConfig->EcanParametersB.EcanNlpType; - MsgBuffer[23] = (DSP_WORD) - pChanConfig->EcanParametersB.EcanAdaptEnable; - MsgBuffer[24] = (DSP_WORD) - pChanConfig->EcanParametersB.EcanG165DetEnable; - MsgBuffer[25] = (DSP_WORD) - pChanConfig->EcanParametersB.EcanDblTalkThresh; - MsgBuffer[26] = (DSP_WORD) - pChanConfig->EcanParametersB.EcanNlpThreshold; - MsgBuffer[27] = (DSP_WORD) - pChanConfig->EcanParametersB.EcanNlpConv; - MsgBuffer[28] = (DSP_WORD) - pChanConfig->EcanParametersB.EcanNlpUnConv; - MsgBuffer[29] = (DSP_WORD) - pChanConfig->EcanParametersB.EcanNlpMaxSuppress; - MsgBuffer[30] = (DSP_WORD) - pChanConfig->EcanParametersB.EcanCngThreshold; - MsgBuffer[31] = (DSP_WORD) - pChanConfig->EcanParametersB.EcanAdaptLimit; - MsgBuffer[32] = (DSP_WORD) - pChanConfig->EcanParametersB.EcanCrossCorrLimit; - MsgBuffer[33] = (DSP_WORD) - pChanConfig->EcanParametersB.EcanNumFirSegments; - MsgBuffer[34] = (DSP_WORD) - pChanConfig->EcanParametersB.EcanFirSegmentLen; - - MsgLength = 70; // byte number == 35*2 - break; - - - /* Unknown (invalid) channel type. */ - default: - *pStatus = Cc_InvalidChannelType; - return (CcsParmError); - } - - MsgBuffer[0] = MSG_CONFIGURE_CHANNEL << 8; - MsgBuffer[1] = (DSP_WORD) ((ChannelId << 8) | (ChannelType & 0xFF)); - - /* Attempt to send the Configure Channel message to the DSP and receive it's - reply. */ - if (!TransactCmd(DspId, MsgBuffer, MsgLength, MSG_CONFIG_CHAN_REPLY, 4, 1, - (DSP_WORD) ChannelId)) - return (CcsDspCommFailure); - - /* Return with an indication of success or failure based on the return - status in the reply message. */ - *pStatus = (GPAK_ChannelConfigStat_t) (MsgBuffer[1] & 0xFF); - if (*pStatus == Cc_Success) - return (CcsSuccess); - else - return (CcsParmError); -} - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - * gpakTearDownChannel - Tear Down a DSP's Channel. - * - * FUNCTION - * This function tears down a DSP's Channel. - * - * RETURNS - * Status code indicating success or a specific error. - * - */ -gpakTearDownStatus_t gpakTearDownChannel( - unsigned short int DspId, /* DSP Id (0 to MaxDSPCores-1) */ - unsigned short int ChannelId, /* Channel Id (0 to MaxChannels-1) */ - GPAK_TearDownChanStat_t *pStatus /* pointer to Tear Down Status */ - ) -{ - DSP_WORD MsgBuffer[MSG_BUFFER_SIZE]; /* message buffer */ - - /* Make sure the DSP Id is valid. */ - if (DspId >= MAX_DSP_CORES) - return (TdsInvalidDsp); - - /* Make sure the Channel Id is valid. */ - if (ChannelId >= MaxChannels[DspId]) - return (TdsInvalidChannel); - - /* Build the Tear Down Channel message. */ - MsgBuffer[0] = MSG_TEAR_DOWN_CHANNEL << 8; - MsgBuffer[1] = (DSP_WORD) (ChannelId << 8); - - /* Attempt to send the Tear Down Channel message to the DSP and receive it's - reply. */ - if (!TransactCmd(DspId, MsgBuffer, 3, MSG_TEAR_DOWN_REPLY, 4, 1, - (DSP_WORD) ChannelId)) - return (TdsDspCommFailure); - - /* Return with an indication of success or failure based on the return - status in the reply message. */ - *pStatus = (GPAK_TearDownChanStat_t) (MsgBuffer[1] & 0xFF); - if (*pStatus == Td_Success) - return (TdsSuccess); - else - return (TdsError); -} - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - * gpakAlgControl - Control an Algorithm. - * - * FUNCTION - * This function controls an Algorithm - * - * RETURNS - * Status code indicating success or a specific error. - * - */ -gpakAlgControlStat_t gpakAlgControl( - unsigned short int DspId, // DSP identifier - unsigned short int ChannelId, // channel identifier - GpakAlgCtrl_t ControlCode, // algorithm control code - GPAK_AlgControlStat_t *pStatus // pointer to return status - ) -{ - DSP_WORD MsgBuffer[MSG_BUFFER_SIZE]; /* message buffer */ - - /* Make sure the DSP Id is valid. */ - if (DspId >= MAX_DSP_CORES) - return (AcInvalidDsp); - - /* Make sure the Channel Id is valid. */ - if (ChannelId >= MaxChannels[DspId]) - return (AcInvalidChannel); - - MsgBuffer[0] = MSG_ALG_CONTROL << 8; - MsgBuffer[1] = (DSP_WORD) ((ChannelId << 8) | (ControlCode & 0xFF)); - - /* Attempt to send the Tear Down Channel message to the DSP and receive it's - reply. */ - //need_reply_len; - if (!TransactCmd(DspId, MsgBuffer, 4, MSG_ALG_CONTROL_REPLY, 4, 1, - (DSP_WORD) ChannelId)) - return (AcDspCommFailure); - - /* Return with an indication of success or failure based on the return - status in the reply message. */ - *pStatus = (GPAK_AlgControlStat_t) (MsgBuffer[1] & 0xFF); - if (*pStatus == Ac_Success) - return (AcSuccess); - else - return (AcParmError); - -} - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - * gpakReadEventFIFOMessage - read from the event fifo - * - * FUNCTION - * This function reads a single event from the event fifo if one is available - * - * RETURNS - * Status code indicating success or a specific error. - * - * Notes: This function should be called in a loop until the return status - * indicates that the fifo is empty. - * - * If the event code equals "EventLoopbackTeardownComplete", then the - * contents of *pChannelId hold the coderBlockId that was assigned to - * the loopback coder that was torn down. - */ -gpakReadEventFIFOMessageStat_t gpakReadEventFIFOMessage( - unsigned short int DspId, // DSP identifier - unsigned short int *pChannelId, // pointer to channel identifier - GpakAsyncEventCode_t *pEventCode, // pointer to Event Code - GpakAsyncEventData_t *pEventData // pointer to Event Data Struct - ) -{ - DSP_WORD WordBuffer[WORD_BUFFER_SIZE]; /* DSP words buffer */ - GpakAsyncEventCode_t EventCode; /* DSP's event code */ - DSP_WORD EventDataLength; /* Length of event to read */ - DSP_WORD ChannelId; /* DSP's channel Id */ - DSP_ADDRESS EventInfoAddress; /* address of EventFIFO info structure */ - DSP_ADDRESS BufrBaseAddress; /* base address of EventFIFO buffer */ - DSP_ADDRESS BufrLastAddress; /* last address of EventFIFO buffer */ - DSP_ADDRESS TakeAddress; /* current take address in fifo buffer */ - DSP_WORD BufrSize; /* size (in words) of event FIFO buffer */ - DSP_WORD PutIndex; /* event fifo put index */ - DSP_WORD TakeIndex; /* event fifo take index */ - DSP_WORD WordsReady; /* number words ready for read out of event fifo */ - DSP_WORD EventError; /* flag indicating error with event fifo msg */ -#if 0 - DSP_WORD *pDebugData; /* debug data buffer pointer in event data struct */ -#endif - - /* Make sure the DSP Id is valid. */ - if (DspId >= MAX_DSP_CORES) - return (RefInvalidDsp); - - /* Lock access to the DSP. */ - gpakLockAccess(DspId); - - /* Check if the DSP was reset and is ready. */ - if (CheckDspReset(DspId) == -1) - { - gpakUnlockAccess(DspId); - return (RefDspCommFailure); - } - - /* Check if an event message is ready in the DSP. */ - EventInfoAddress = pEventFifoAddress[DspId]; - gpakReadDspMemory(DspId, EventInfoAddress, CIRC_BUFFER_INFO_STRUCT_SIZE, - WordBuffer); - RECONSTRUCT_LONGWORD(BufrBaseAddress, ((DSP_WORD *)&WordBuffer[CB_BUFR_BASE])); - BufrSize = WordBuffer[CB_BUFR_SIZE]; - PutIndex = WordBuffer[CB_BUFR_PUT_INDEX]; - TakeIndex = WordBuffer[CB_BUFR_TAKE_INDEX]; - if (PutIndex >= TakeIndex) - WordsReady = PutIndex - TakeIndex; - else - WordsReady = PutIndex + BufrSize - TakeIndex; - - if (WordsReady < 2) - { - gpakUnlockAccess(DspId); - return (RefNoEventAvail); - } - - /* Read the event header from the DSP's Event FIFO. */ - TakeAddress = BufrBaseAddress + TakeIndex; - BufrLastAddress = BufrBaseAddress + BufrSize - 1; - ReadCircBuffer(DspId, BufrBaseAddress, BufrLastAddress, &TakeAddress, - WordBuffer, 2); - TakeIndex += 2; - if (TakeIndex >= BufrSize) - TakeIndex -= BufrSize; - - ChannelId = (WordBuffer[0] >> 8) & 0xFF; - EventCode = (GpakAsyncEventCode_t)(WordBuffer[0] & 0xFF); - EventDataLength = WordBuffer[1]; - EventError = 0; - - switch (EventCode) - { - case EventToneDetect: - if (EventDataLength > WORD_BUFFER_SIZE) - { - gpakUnlockAccess(DspId); -#if 0 - printk(KERN_DEBUG "EventDataLength > WORD_BUFFER_SIZE (%d)\n", EventDataLength); -#endif - return (RefInvalidEvent); - } - ReadCircBuffer(DspId, BufrBaseAddress, BufrLastAddress, &TakeAddress, - WordBuffer, EventDataLength); - pEventData->toneEvent.ToneCode = (GpakToneCodes_t) - (WordBuffer[0] & 0xFF); - pEventData->toneEvent.ToneDuration = WordBuffer[1]; - pEventData->toneEvent.Direction = WordBuffer[2]; - pEventData->toneEvent.DebugToneStatus = WordBuffer[3]; - TakeIndex += EventDataLength; - if (TakeIndex >= BufrSize) - TakeIndex -= BufrSize; - if (EventDataLength != 4) { -#if 0 - printk(KERN_DEBUG "EventDataLength != 4 it's %d\n", EventDataLength); -#endif - EventError = 1; - } - break; - - default: -#if 0 - printk(KERN_DEBUG "Event Code not in switch\n"); -#endif - EventError = 1; - break; - }; - - /* Update the Take index in the DSP's Packet Out buffer information. */ - gpakWriteDspMemory(DspId, EventInfoAddress + CB_BUFR_TAKE_INDEX, 1, - &TakeIndex); - - /* Unlock access to the DSP. */ - gpakUnlockAccess(DspId); - - if (EventError) - return(RefInvalidEvent); - - *pChannelId = ChannelId; - *pEventCode = EventCode; - return(RefEventAvail); - -} - - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - * gpakPingDsp - ping the DSP to see if it's alive - * - * FUNCTION - * This function checks if the DSP is still communicating with the host - * and returns the DSP SW version - * - * RETURNS - * Status code indicating success or a specific error. - */ -gpakPingDspStat_t gpakPingDsp( - unsigned short int DspId, // DSP identifier - unsigned short int *pDspSwVersion // DSP software version - ) -{ - DSP_WORD MsgBuffer[MSG_BUFFER_SIZE]; /* message buffer */ - DSP_WORD DspStatus; /* DSP's reply status */ - - /* Make sure the DSP Id is valid. */ - if (DspId >= MAX_DSP_CORES) - return (PngInvalidDsp); - - /* send value of 1, DSP increments it */ - MsgBuffer[0] = (MSG_PING << 8); - - /* Attempt to send the ping message to the DSP and receive it's - reply. */ - if (!TransactCmd(DspId, MsgBuffer, 1, MSG_PING_REPLY, 6, 0, 0)) - return (PngDspCommFailure); - - /* Return with an indication of success or failure based on the return - status in the reply message. */ - DspStatus = (MsgBuffer[1] & 0xFF); - if (DspStatus == 0) - { - *pDspSwVersion = MsgBuffer[2]; - return (PngSuccess); - } - else - return (PngDspCommFailure); -} - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - * gpakSerialTxFixedValue - transmit a fixed value on a timeslot - * - * FUNCTION - * This function controls transmission of a fixed value out onto a serial - * port's timeslot. - * - * RETURNS - * Status code indicating success or a specific error. - */ -gpakSerialTxFixedValueStat_t gpakSerialTxFixedValue( - unsigned short int DspId, // DSP identifier - unsigned short int ChannelId, // channel identifier - GpakSerialPort_t PcmOutPort, // PCM Output Serial Port Id - unsigned short int PcmOutSlot, // PCM Output Time Slot - unsigned short int Value, // 16-bit value - GpakActivation State // activation state - ) -{ - DSP_WORD MsgBuffer[MSG_BUFFER_SIZE]; /* message buffer */ - DSP_WORD DspStatus; /* DSP's reply status */ - - /* Make sure the DSP Id is valid. */ - if (DspId >= MAX_DSP_CORES) - return (TfvInvalidDsp); - - /* Make sure the Channel Id is valid. */ - if (ChannelId >= MaxChannels[DspId]) - return (TfvInvalidChannel); - - - /* Build the message. */ - MsgBuffer[0] = MSG_SERIAL_TXVAL << 8; - MsgBuffer[1] = (DSP_WORD) ((ChannelId << 8) | (State & 0xFF)); - MsgBuffer[2] = (DSP_WORD) ((PcmOutPort << 8) | (PcmOutSlot & 0xFF)); - MsgBuffer[3] = (DSP_WORD) Value; - - /* Attempt to send the message to the DSP and receive it's - reply. */ - //need_reply_len; - if (!TransactCmd(DspId, MsgBuffer, 8, MSG_SERIAL_TXVAL_REPLY, 4, - 1, ChannelId)) - return (TfvDspCommFailure); - - /* Return with an indication of success or failure based on the return - status in the reply message. */ - DspStatus = (MsgBuffer[1] & 0xFF); - if (DspStatus == 0) - return (TfvSuccess); - else - return (TfvDspCommFailure); -} - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - * gpakControlTdmLoopBack - control a serial port's loopback state - * - * FUNCTION - * This function enables/disables the tdm input to output looback mode on a - * serial port - * - * RETURNS - * Status code indicating success or a specific error. - */ - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -*/ -gpakControlTdmLoopBackStat_t gpakControlTdmLoopBack( - unsigned short int DspId, // DSP identifier - GpakSerialPort_t SerialPort, // Serial Port Id - GpakActivation LoopBackState // Loopback State - ) -{ - DSP_WORD MsgBuffer[MSG_BUFFER_SIZE]; /* message buffer */ - DSP_WORD DspStatus; /* DSP's reply status */ - - /* Make sure the DSP Id is valid. */ - if (DspId >= MAX_DSP_CORES) - return (ClbInvalidDsp); - - /* Build the message. */ - MsgBuffer[0] = MSG_TDM_LOOPBACK << 8; - MsgBuffer[1] = (DSP_WORD) ((SerialPort << 8) | (LoopBackState & 0xFF)); - - /* Attempt to send the message to the DSP and receive it's - reply. */ - //need_reply_len; - if (!TransactCmd(DspId, MsgBuffer, 4, MSG_TDM_LOOPBACK_REPLY, 4, 0, 0)) - return (ClbDspCommFailure); - - /* Return with an indication of success or failure based on the return - status in the reply message. */ - DspStatus = (MsgBuffer[1] & 0xFF); - if (DspStatus == 0) - return (ClbSuccess); - else - return (ClbDspCommFailure); -} - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - * gpakReadCpuUsage - Read CPU usage statistics from a DSP. - * - * FUNCTION - * This function reads the CPU usage statistics from a DSP's memory. The - * average CPU usage in units of .1 percent are obtained for each of the frame - * rates. - * - * RETURNS - * Status code indicating success or a specific error. - * - */ -gpakReadCpuUsageStat_t gpakReadCpuUsage( - unsigned short int DspId, // Dsp Identifier - unsigned short int *pPeakUsage, // pointer to peak usage variable - unsigned short int *pPrev1SecPeakUsage // peak usage over previous 1 second - ) -{ - DSP_WORD ReadBuffer[2]; /* DSP read buffer */ - - /* Make sure the DSP Id is valid. */ - if (DspId >= MAX_DSP_CORES) - return (RcuInvalidDsp); - - /* Lock access to the DSP. */ - gpakLockAccess(DspId); - - /* Check if the DSP was reset and is ready. */ - if (CheckDspReset(DspId) == -1) - return (RcuDspCommFailure); - - /* Read the CPU Usage statistics from the DSP. */ - gpakReadDspMemory(DspId, pDspIfBlk[DspId] + CPU_USAGE_OFFSET, 2, - ReadBuffer); - - /* Unlock access to the DSP. */ - gpakUnlockAccess(DspId); - - /* Store the usage statistics in the specified variables. */ - *pPrev1SecPeakUsage = ReadBuffer[0]; - *pPeakUsage = ReadBuffer[1]; - - /* Return with an indication the usage staistics were read successfully. */ - return (RcuSuccess); -} - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - * gpakResetCpuUsageStats - reset the cpu usage statistics - * - * FUNCTION - * This function resets the cpu utilization statistics - * - * RETURNS - * Status code indicating success or a specific error. - */ -gpakResetCpuUsageStat_t gpakResetCpuUsageStats( - unsigned short int DspId // DSP identifier - ) -{ - DSP_WORD MsgBuffer[MSG_BUFFER_SIZE]; /* message buffer */ - DSP_WORD DspStatus; /* DSP's reply status */ - - /* Make sure the DSP Id is valid. */ - if (DspId >= MAX_DSP_CORES) - return (RstcInvalidDsp); - - MsgBuffer[0] = (MSG_RESET_USAGE_STATS << 8); - - /* Attempt to send the message to the DSP and receive it's reply. */ - //need_reply_len; - if (!TransactCmd(DspId, MsgBuffer, 2, MSG_RESET_USAGE_STATS_REPLY, 4, 0, 0)) - return (RstcDspCommFailure); - - /* Return with an indication of success or failure based on the return - status in the reply message. */ - DspStatus = (MsgBuffer[1] & 0xFF); - if (DspStatus == 0) - return (RstcSuccess); - else - return (RstcDspCommFailure); -} - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - * gpakReadFramingStats - * - * FUNCTION - * This function reads a DSP's framing interrupt statistics - * - * RETURNS - * Status code indicating success or a specific error. - */ -gpakReadFramingStatsStatus_t gpakReadFramingStats( - unsigned short int DspId, // DSP identifier - unsigned short int *pFramingError1Count, // port 1 Framing error count - unsigned short int *pFramingError2Count, // port 2 Framing error count - unsigned short int *pFramingError3Count, // port 3 Framing error count - unsigned short int *pDmaStopErrorCount, // DMA-stoppage error count - unsigned short int *pDmaSlipStatsBuffer // DMA slips count - ) -{ - DSP_WORD ReadBuffer[10]; /* DSP read buffer */ - - /* Make sure the DSP Id is valid. */ - if (DspId >= MAX_DSP_CORES) - return (RfsInvalidDsp); - - /* Lock access to the DSP. */ - gpakLockAccess(DspId); - - /* Check if the DSP was reset and is ready. */ - if (CheckDspReset(DspId) == -1) - return (RfsDspCommFailure); - - /* Read the framing interrupt statistics from the DSP. */ - gpakReadDspMemory(DspId, pDspIfBlk[DspId] + FRAMING_STATS_OFFSET, 10, - ReadBuffer); - - /* Unlock access to the DSP. */ - gpakUnlockAccess(DspId); - - /* Store the framing statistics in the specified variables. */ - *pFramingError1Count = ReadBuffer[0]; - *pFramingError2Count = ReadBuffer[1]; - *pFramingError3Count = ReadBuffer[2]; - *pDmaStopErrorCount = ReadBuffer[3]; - - if(pDmaSlipStatsBuffer != NULL) - // If users want to get the DMA slips count - { - pDmaSlipStatsBuffer[0] = ReadBuffer[4]; - pDmaSlipStatsBuffer[1] = ReadBuffer[5]; - pDmaSlipStatsBuffer[2] = ReadBuffer[6]; - pDmaSlipStatsBuffer[3] = ReadBuffer[7]; - pDmaSlipStatsBuffer[4] = ReadBuffer[8]; - pDmaSlipStatsBuffer[5] = ReadBuffer[9]; - - } - /* Return with an indication the statistics were read successfully. */ - return (RfsSuccess); -} - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - * gpakResetFramingStats - reset a DSP's framing interrupt statistics - * - * FUNCTION - * This function resets a DSP's framing interrupt statistics - * - * RETURNS - * Status code indicating success or a specific error. - */ -gpakResetFramingStatsStatus_t gpakResetFramingStats( - unsigned short int DspId // DSP identifier - ) -{ - DSP_WORD MsgBuffer[MSG_BUFFER_SIZE]; /* message buffer */ - DSP_WORD DspStatus; /* DSP's reply status */ - - /* Make sure the DSP Id is valid. */ - if (DspId >= MAX_DSP_CORES) - return (RstfInvalidDsp); - - MsgBuffer[0] = (MSG_RESET_FRAME_STATS << 8); - - /* Attempt to send the message to the DSP and receive it's reply. */ - //need_reply_len; - if (!TransactCmd(DspId, MsgBuffer, 2, MSG_RESET_FRAME_STATS_REPLY, 4, 0, 0)) - return (RstfDspCommFailure); - - /* Return with an indication of success or failure based on the return - status in the reply message. */ - DspStatus = (MsgBuffer[1] & 0xFF); - if (DspStatus == 0) - return (RstfSuccess); - else - return (RstfDspCommFailure); -} - -/* - * gpakDownloadDsp - Download a DSP's Program and initialized Data memory. - * - * FUNCTION - * This function reads a DSP's Program and Data memory image from the - * specified file and writes the image to the DSP's memory. - * - * RETURNS - * Status code indicating success or a specific error. - * - */ -gpakDownloadStatus_t gpakDownloadDsp( - unsigned short DspId, /* DSP Identifier (0 to MaxDSPCores-1) */ - GPAK_FILE_ID FileId /* G.PAK Download File Identifier */ - ) -{ - gpakDownloadStatus_t RetStatus; /* function return status */ - int NumRead; /* number of file bytes read */ - DSP_ADDRESS Address; /* DSP address */ - unsigned int WordCount; /* number of words in record */ - unsigned int NumWords; /* number of words to read/write */ - unsigned int i; /* loop index / counter */ - unsigned int j; /* loop index */ - - /* Make sure the DSP Id is valid. */ - if (DspId >= MAX_DSP_CORES) - return (GdlInvalidDsp); - - /* Lock access to the DSP. */ - gpakLockAccess(DspId); - - RetStatus = GdlSuccess; - while (RetStatus == GdlSuccess) - { - - /* Read a record header from the file. */ - NumRead = gpakReadFile(FileId, DlByteBufr, 6); - if (NumRead == -1) - { - RetStatus = GdlFileReadError; - break; - } - if (NumRead != 6) - { - RetStatus = GdlInvalidFile; - break; - } - Address = (((DSP_ADDRESS) DlByteBufr[1]) << 16) | - (((DSP_ADDRESS) DlByteBufr[2]) << 8) | - ((DSP_ADDRESS) DlByteBufr[3]); - WordCount = (((unsigned int) DlByteBufr[4]) << 8) | - ((unsigned int) DlByteBufr[5]); - - /* Check for the End Of File record. */ - if (DlByteBufr[0] == 0xFF) - break; - - /* Verify the record is for a valid memory type. */ - if ((DlByteBufr[0] != 0x00) && (DlByteBufr[0] != 0x01)) - { - RetStatus = GdlInvalidFile; - break; - } - - /* Read a block of words at a time from the file and write to the - DSP's memory .*/ - while (WordCount != 0) - { - if (WordCount < DOWNLOAD_BLOCK_SIZE) - NumWords = WordCount; - else - NumWords = DOWNLOAD_BLOCK_SIZE; - WordCount -= NumWords; - NumRead = gpakReadFile(FileId, DlByteBufr, NumWords * 2); - if (NumRead == -1) - { - RetStatus = GdlFileReadError; - break; - } - if (NumRead != (NumWords * 2)) - { - RetStatus = GdlInvalidFile; - break; - } - for (i = 0, j = 0; i < NumWords; i++, j += 2) - DlWordBufr[i] = (((DSP_WORD) DlByteBufr[j]) << 8) | - ((DSP_WORD) DlByteBufr[j + 1]); - gpakWriteDspMemory(DspId, Address, NumWords, DlWordBufr); - Address += ((DSP_ADDRESS) NumWords); - } - } - - /* Unlock access to the DSP. */ - gpakUnlockAccess(DspId); - - /* Return with an indication of success or failure. */ - return (RetStatus); -} - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - * gpakReadCpuUsage - Read CPU usage statistics from a DSP. - * - * FUNCTION - * This function reads the memory map register section of DSP memory. - * - * RETURNS - * Status code indicating success or a specific error. - * - */ -gpakReadDSPMemoryStat_t gpakReadDSPMemoryMap( - unsigned short int DspId, // Dsp Identifier - unsigned short int *pDest, // Buffer on host to hold DSP memory map - DSP_ADDRESS BufrBaseAddress, // DSP memory users want to read out - unsigned short int MemoryLength_Word16 // Length of memory section read out, unit is 16-bit word - ) -{ - DSP_WORD MsgBuffer[MSG_BUFFER_SIZE]; /* message buffer */ - DSP_WORD DspStatus; /* DSP reply's status */ - int i; /* loop index / counter */ - - - /* Make sure the DSP Id is valid. */ - if (DspId >= MAX_DSP_CORES) - return (RmmInvalidDsp); - - /* Verify the message buffer is large enough */ - if (MSG_BUFFER_SIZE < MemoryLength_Word16 ) - return (RmmSizeTooBig); - - MsgBuffer[0] = MSG_READ_DSP_MEMORY << 8; - MsgBuffer[1] = (DSP_WORD) ((BufrBaseAddress >> 16) & 0xFFFF); - MsgBuffer[2] = (DSP_WORD) (BufrBaseAddress & 0xFFFF); - MsgBuffer[3] = (DSP_WORD) MemoryLength_Word16; - - /* Attempt to send the Read memory section message to the DSP and receive it's - reply. */ - //need_reply_len; - if (!TransactCmd(DspId, MsgBuffer, 8, MSG_READ_DSP_MEMORY_REPLY, - (MemoryLength_Word16+2)*2, 0, 0) ) - return (RmmInvalidAddress); - - /* Return with an indication of success or failure based on the return - status in the reply message. */ - DspStatus = (MsgBuffer[1] & 0xFF); - if (DspStatus != 0) - return (RmmFailure); - - for (i = 0; i < MemoryLength_Word16; i++) - pDest[i] = (short int) MsgBuffer[2 + i]; - - - return (RmmSuccess); -} - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - * gpakAccessGPIO - change Direction/read/write the GPIO on DSP - * - * FUNCTION - * This function read/write GPIO and change the GPIO direction - * - * - * RETURNS - * Status code indicating success or a specific error. - */ -gpakAccessGPIOStat_t gpakAccessGPIO( - unsigned short int DspId, // DSP identifier - GpakGPIOCotrol_t gpakControlGPIO,// select oeration, changeDIR/write/read - unsigned short int *pGPIOValue // DSP software version - ) -{ - DSP_WORD MsgBuffer[MSG_BUFFER_SIZE]; /* message buffer */ - DSP_WORD DspStatus; /* DSP's reply status */ - - /* Make sure the DSP Id is valid. */ - if (DspId >= MAX_DSP_CORES) - return (GPIOInvalidDsp); - - /* send value of 1, DSP increments it */ - MsgBuffer[0] = (MSG_ACCESSGPIO << 8); - MsgBuffer[1] = (DSP_WORD) ((gpakControlGPIO << 8) | (*pGPIOValue & 0xFF) ); - /* Attempt to send the ping message to the DSP and receive it's - reply. */ - if (!TransactCmd(DspId, MsgBuffer, 4, MSG_ACCESSGPIO_REPLY, 6, 0, 0)) - return (GPIODspCommFailure); - - /* Return with an indication of success or failure based on the return - status in the reply message. */ - DspStatus = (MsgBuffer[1] & 0xFF); - if (DspStatus == 0) - { - *pGPIOValue = MsgBuffer[2]; - return (GPIOSuccess); - } - else - return (GPIODspCommFailure); -} - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - * gpakWriteSystemParms - Write a DSP's System Parameters. - * - * FUNCTION - * This function writes a DSP's System Parameters information. - * - * Note: - * Or-together the desired bit-mask #defines that are listed below. Only - * those algorithm parameters whose bit-mask is selected in the UpdateBits - * function parameter will be updated. - * - * RETURNS - * Status code indicating success or a specific error. - * - */ - -gpakWriteSysParmsStatus_t gpakWriteSystemParms( - unsigned short int DspId, // DSP identifier - GpakSystemParms_t *pSysParms, /* pointer to System Parms info var */ - unsigned short int UpdateBits, /* input: flags indicating which parms to update */ - GPAK_SysParmsStat_t *pStatus /* pointer to Write System Parms Status */ - ) -{ - DSP_WORD MsgBuffer[MSG_BUFFER_SIZE]; /* message buffer */ - DSP_WORD DspStatus; /* DSP's reply status */ - - /* Make sure the DSP Id is valid. */ - if (DspId >= MAX_DSP_CORES) - return (WspInvalidDsp); - - /* Build the Write System Parameters message. */ - MsgBuffer[0] = MSG_WRITE_SYS_PARMS << 8; - - if (UpdateBits & DTMF_UPDATE_MASK) - { - MsgBuffer[1] |= DTMF_UPDATE_MASK; - MsgBuffer[8] = (DSP_WORD) pSysParms->MinSigLevel; - MsgBuffer[9] = (DSP_WORD) (pSysParms->FreqDeviation & 0xff); - if (pSysParms->SNRFlag) - MsgBuffer[9] |= (1<<8); - } - - MsgBuffer[10] = (DSP_WORD) 0; - if (UpdateBits & DTMF_TWIST_UPDATE_MASK) - { - MsgBuffer[1] |= DTMF_TWIST_UPDATE_MASK; - MsgBuffer[10] |= (DSP_WORD) (pSysParms->DtmfFwdTwist & 0x000f); - MsgBuffer[10] |= (DSP_WORD) ((pSysParms->DtmfRevTwist << 4) & 0x00f0); - } - - - if (UpdateBits & DTMF_VALID_MASK) - { - MsgBuffer[1] |= DTMF_VALID_MASK; - MsgBuffer[11] = (DSP_WORD) (pSysParms->DtmfValidityMask & 0x00ff); - } - - /* Attempt to send the ping message to the DSP and receive it's - reply. */ - if (!TransactCmd(DspId, MsgBuffer, 24, MSG_WRITE_SYS_PARMS_REPLY, 6, 0, 0)) - return (WspDspCommFailure); - - /* Return with an indication of success or failure based on the return - status in the reply message. */ - *pStatus = (GPAK_SysParmsStat_t) (MsgBuffer[2] ); - - DspStatus = (MsgBuffer[1] & 0xFF); - if (DspStatus == 0) - return (WspSuccess); - else - return (WspDspCommFailure); -} - -/* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - * gpakReadSystemParms - Read a DSP's System Parameters. - * - * FUNCTION - * This function reads a DSP's System Parameters information. - * - * RETURNS - * Status code indicating success or a specific error. - * - */ -gpakReadSysParmsStatus_t gpakReadSystemParms( - unsigned short int DspId, // DSP identifier - GpakSystemParms_t *pSysParms /* pointer to System Parms info var */ - ) -{ - - DSP_WORD MsgBuffer[MSG_BUFFER_SIZE]; /* message buffer */ - - /* Make sure the DSP Id is valid. */ - if (DspId >= MAX_DSP_CORES) - return (RspInvalidDsp); - - /* Build the Read System Parameters message. */ - MsgBuffer[0] = MSG_READ_SYS_PARMS << 8; - - /* Attempt to send the ping message to the DSP and receive it's - reply. */ - if (!TransactCmd(DspId, MsgBuffer, 2, MSG_READ_SYS_PARMS_REPLY, 22, 0, 0)) - return (RspDspCommFailure); - - /* Extract the System Parameters information from the message. */ - pSysParms->DtmfValidityMask = (short int)(MsgBuffer[7]) ; - - pSysParms->MinSigLevel = (short int)MsgBuffer[8]; - pSysParms->SNRFlag = (short int)((MsgBuffer[9]>>8) & 0x1); - pSysParms->FreqDeviation = (short int)(MsgBuffer[9] & 0xff); - pSysParms->DtmfFwdTwist = (short int)MsgBuffer[10] & 0x000f; - pSysParms->DtmfRevTwist = (short int)(MsgBuffer[10] >> 4) & 0x000f; - - /* Return with an indication that System Parameters info was obtained. */ - return (RspSuccess); -} |