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[pub/USBasp.git] / Projects / AVRISP-MKII / Lib / ISP / ISPProtocol.c

diff --git a/Projects/AVRISP-MKII/Lib/ISP/ISPProtocol.c b/Projects/AVRISP-MKII/Lib/ISP/ISPProtocol.c
index 8b9ff27..656406d 100644 (file)
--- a/Projects/AVRISP-MKII/Lib/ISP/ISPProtocol.c
+++ b/Projects/AVRISP-MKII/Lib/ISP/ISPProtocol.c
@@ -1,13 +1,13 @@
 /*
              LUFA Library
 /*
              LUFA Library

-     Copyright (C) Dean Camera, 2011.
+     Copyright (C) Dean Camera, 2013.

 
   dean [at] fourwalledcubicle [dot] com
            www.lufa-lib.org
 */
 
 /*
 
   dean [at] fourwalledcubicle [dot] com
            www.lufa-lib.org
 */
 
 /*

-  Copyright 2011  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+  Copyright 2013  Dean Camera (dean [at] fourwalledcubicle [dot] com)

 
   Permission to use, copy, modify, distribute, and sell this
   software and its documentation for any purpose is hereby granted
 
   Permission to use, copy, modify, distribute, and sell this
   software and its documentation for any purpose is hereby granted


@@ -18,7 +18,7 @@
   advertising or publicity pertaining to distribution of the
   software without specific, written prior permission.
 
   advertising or publicity pertaining to distribution of the
   software without specific, written prior permission.
 

-  The author disclaim all warranties with regard to this
+  The author disclaims all warranties with regard to this

   software, including all implied warranties of merchantability
   and fitness.  In no event shall the author be liable for any
   special, indirect or consequential damages or any damages
   software, including all implied warranties of merchantability
   and fitness.  In no event shall the author be liable for any
   special, indirect or consequential damages or any damages


@@ -57,7 +57,7 @@ void ISPProtocol_EnterISPMode(void)
        Endpoint_Read_Stream_LE(&Enter_ISP_Params, sizeof(Enter_ISP_Params), NULL);
 
        Endpoint_ClearOUT();
        Endpoint_Read_Stream_LE(&Enter_ISP_Params, sizeof(Enter_ISP_Params), NULL);
 
        Endpoint_ClearOUT();

-       Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPNUM);
+       Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR);

        Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
 
        uint8_t ResponseStatus = STATUS_CMD_FAILED;
        Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
 
        uint8_t ResponseStatus = STATUS_CMD_FAILED;


@@ -69,10 +69,11 @@ void ISPProtocol_EnterISPMode(void)
        ISPTarget_EnableTargetISP();
 
        ISPTarget_ChangeTargetResetLine(true);
        ISPTarget_EnableTargetISP();
 
        ISPTarget_ChangeTargetResetLine(true);

+       ISPProtocol_DelayMS(Enter_ISP_Params.PinStabDelayMS);

 
        /* Continuously attempt to synchronize with the target until either the number of attempts specified
         * by the host has exceeded, or the the device sends back the expected response values */
 
        /* Continuously attempt to synchronize with the target until either the number of attempts specified
         * by the host has exceeded, or the the device sends back the expected response values */

-       while (Enter_ISP_Params.SynchLoops-- && (ResponseStatus != STATUS_CMD_OK) && !(TimeoutExpired))
+       while (Enter_ISP_Params.SynchLoops-- && TimeoutTicksRemaining)

        {
                uint8_t ResponseBytes[4];
 
        {
                uint8_t ResponseBytes[4];
 


@@ -86,17 +87,19 @@ void ISPProtocol_EnterISPMode(void)
                if (!(Enter_ISP_Params.PollIndex) || (ResponseBytes[Enter_ISP_Params.PollIndex - 1] == Enter_ISP_Params.PollValue))
                {
                        ResponseStatus = STATUS_CMD_OK;
                if (!(Enter_ISP_Params.PollIndex) || (ResponseBytes[Enter_ISP_Params.PollIndex - 1] == Enter_ISP_Params.PollValue))
                {
                        ResponseStatus = STATUS_CMD_OK;

+                       break;

                }
                else
                {
                        ISPTarget_ChangeTargetResetLine(false);
                        ISPProtocol_DelayMS(Enter_ISP_Params.PinStabDelayMS);
                        ISPTarget_ChangeTargetResetLine(true);
                }
                else
                {
                        ISPTarget_ChangeTargetResetLine(false);
                        ISPProtocol_DelayMS(Enter_ISP_Params.PinStabDelayMS);
                        ISPTarget_ChangeTargetResetLine(true);

+                       ISPProtocol_DelayMS(Enter_ISP_Params.PinStabDelayMS);

                }
        }
 
                }
        }
 

-       Endpoint_Write_Byte(CMD_ENTER_PROGMODE_ISP);
-       Endpoint_Write_Byte(ResponseStatus);
+       Endpoint_Write_8(CMD_ENTER_PROGMODE_ISP);
+       Endpoint_Write_8(ResponseStatus);

        Endpoint_ClearIN();
 }
 
        Endpoint_ClearIN();
 }
 


@@ -112,7 +115,7 @@ void ISPProtocol_LeaveISPMode(void)
        Endpoint_Read_Stream_LE(&Leave_ISP_Params, sizeof(Leave_ISP_Params), NULL);
 
        Endpoint_ClearOUT();
        Endpoint_Read_Stream_LE(&Leave_ISP_Params, sizeof(Leave_ISP_Params), NULL);
 
        Endpoint_ClearOUT();

-       Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPNUM);
+       Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR);

        Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
 
        /* Perform pre-exit delay, release the target /RESET, disable the SPI bus and perform the post-exit delay */
        Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
 
        /* Perform pre-exit delay, release the target /RESET, disable the SPI bus and perform the post-exit delay */


@@ -121,8 +124,8 @@ void ISPProtocol_LeaveISPMode(void)
        ISPTarget_DisableTargetISP();
        ISPProtocol_DelayMS(Leave_ISP_Params.PostDelayMS);
 
        ISPTarget_DisableTargetISP();
        ISPProtocol_DelayMS(Leave_ISP_Params.PostDelayMS);
 

-       Endpoint_Write_Byte(CMD_LEAVE_PROGMODE_ISP);
-       Endpoint_Write_Byte(STATUS_CMD_OK);
+       Endpoint_Write_8(CMD_LEAVE_PROGMODE_ISP);
+       Endpoint_Write_8(STATUS_CMD_OK);

        Endpoint_ClearIN();
 }
 
        Endpoint_ClearIN();
 }
 


@@ -147,15 +150,15 @@ void ISPProtocol_ProgramMemory(uint8_t V2Command)
        Endpoint_Read_Stream_LE(&Write_Memory_Params, (sizeof(Write_Memory_Params) -
                                                       sizeof(Write_Memory_Params.ProgData)), NULL);
        Write_Memory_Params.BytesToWrite = SwapEndian_16(Write_Memory_Params.BytesToWrite);
        Endpoint_Read_Stream_LE(&Write_Memory_Params, (sizeof(Write_Memory_Params) -
                                                       sizeof(Write_Memory_Params.ProgData)), NULL);
        Write_Memory_Params.BytesToWrite = SwapEndian_16(Write_Memory_Params.BytesToWrite);

-       
+

        if (Write_Memory_Params.BytesToWrite > sizeof(Write_Memory_Params.ProgData))
        {
                Endpoint_ClearOUT();
        if (Write_Memory_Params.BytesToWrite > sizeof(Write_Memory_Params.ProgData))
        {
                Endpoint_ClearOUT();

-               Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPNUM);
+               Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR);

                Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
 
                Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
 

-               Endpoint_Write_Byte(V2Command);
-               Endpoint_Write_Byte(STATUS_CMD_FAILED);
+               Endpoint_Write_8(V2Command);
+               Endpoint_Write_8(STATUS_CMD_FAILED);

                Endpoint_ClearIN();
                return;
        }
                Endpoint_ClearIN();
                return;
        }


@@ -172,7 +175,7 @@ void ISPProtocol_ProgramMemory(uint8_t V2Command)
        }
 
        Endpoint_ClearOUT();
        }
 
        Endpoint_ClearOUT();

-       Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPNUM);
+       Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR);

        Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
 
        uint8_t  ProgrammingStatus = STATUS_CMD_OK;
        Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
 
        uint8_t  ProgrammingStatus = STATUS_CMD_OK;


@@ -230,22 +233,22 @@ void ISPProtocol_ProgramMemory(uint8_t V2Command)
                        if (ProgrammingStatus != STATUS_CMD_OK)
                          break;
 
                        if (ProgrammingStatus != STATUS_CMD_OK)
                          break;
 

-                       /* Must reset the polling address afterwards, so it is not erronously used for the next byte */
+                       /* Must reset the polling address afterwards, so it is not erroneously used for the next byte */

                        PollAddress = 0;
                }
                        PollAddress = 0;
                }

-               
+

                /* EEPROM just increments the address each byte, flash needs to increment on each word and
                 * also check to ensure that a LOAD EXTENDED ADDRESS command is issued each time the extended
                /* EEPROM just increments the address each byte, flash needs to increment on each word and
                 * also check to ensure that a LOAD EXTENDED ADDRESS command is issued each time the extended

-                * address boundary has been crossed */
+                * address boundary has been crossed during FLASH memory programming */

                if ((CurrentByte & 0x01) || (V2Command == CMD_PROGRAM_EEPROM_ISP))
                {
                        CurrentAddress++;
 
                if ((CurrentByte & 0x01) || (V2Command == CMD_PROGRAM_EEPROM_ISP))
                {
                        CurrentAddress++;
 

-                       if ((V2Command != CMD_PROGRAM_EEPROM_ISP) && !(CurrentAddress & 0xFFFF))
+                       if ((V2Command == CMD_PROGRAM_FLASH_ISP) && !(CurrentAddress & 0xFFFF))

                          MustLoadExtendedAddress = true;
                }
        }
                          MustLoadExtendedAddress = true;
                }
        }

-       
+

        /* If the current page must be committed, send the PROGRAM PAGE command to the target */
        if (Write_Memory_Params.ProgrammingMode & PROG_MODE_COMMIT_PAGE_MASK)
        {
        /* If the current page must be committed, send the PROGRAM PAGE command to the target */
        if (Write_Memory_Params.ProgrammingMode & PROG_MODE_COMMIT_PAGE_MASK)
        {


@@ -268,10 +271,10 @@ void ISPProtocol_ProgramMemory(uint8_t V2Command)
                /* Check to see if the FLASH address has crossed the extended address boundary */
                if ((V2Command == CMD_PROGRAM_FLASH_ISP) && !(CurrentAddress & 0xFFFF))
                  MustLoadExtendedAddress = true;
                /* Check to see if the FLASH address has crossed the extended address boundary */
                if ((V2Command == CMD_PROGRAM_FLASH_ISP) && !(CurrentAddress & 0xFFFF))
                  MustLoadExtendedAddress = true;

-       }       
+       }

 
 

-       Endpoint_Write_Byte(V2Command);
-       Endpoint_Write_Byte(ProgrammingStatus);
+       Endpoint_Write_8(V2Command);
+       Endpoint_Write_8(ProgrammingStatus);

        Endpoint_ClearIN();
 }
 
        Endpoint_ClearIN();
 }
 


@@ -290,13 +293,13 @@ void ISPProtocol_ReadMemory(uint8_t V2Command)
 
        Endpoint_Read_Stream_LE(&Read_Memory_Params, sizeof(Read_Memory_Params), NULL);
        Read_Memory_Params.BytesToRead = SwapEndian_16(Read_Memory_Params.BytesToRead);
 
        Endpoint_Read_Stream_LE(&Read_Memory_Params, sizeof(Read_Memory_Params), NULL);
        Read_Memory_Params.BytesToRead = SwapEndian_16(Read_Memory_Params.BytesToRead);

-       
+

        Endpoint_ClearOUT();
        Endpoint_ClearOUT();

-       Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPNUM);
+       Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR);

        Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
 
        Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
 

-       Endpoint_Write_Byte(V2Command);
-       Endpoint_Write_Byte(STATUS_CMD_OK);
+       Endpoint_Write_8(V2Command);
+       Endpoint_Write_8(STATUS_CMD_OK);

 
        /* Read each byte from the device and write them to the packet for the host */
        for (uint16_t CurrentByte = 0; CurrentByte < Read_Memory_Params.BytesToRead; CurrentByte++)
 
        /* Read each byte from the device and write them to the packet for the host */
        for (uint16_t CurrentByte = 0; CurrentByte < Read_Memory_Params.BytesToRead; CurrentByte++)


@@ -312,7 +315,7 @@ void ISPProtocol_ReadMemory(uint8_t V2Command)
                ISPTarget_SendByte(Read_Memory_Params.ReadMemoryCommand);
                ISPTarget_SendByte(CurrentAddress >> 8);
                ISPTarget_SendByte(CurrentAddress & 0xFF);
                ISPTarget_SendByte(Read_Memory_Params.ReadMemoryCommand);
                ISPTarget_SendByte(CurrentAddress >> 8);
                ISPTarget_SendByte(CurrentAddress & 0xFF);

-               Endpoint_Write_Byte(ISPTarget_ReceiveByte());
+               Endpoint_Write_8(ISPTarget_ReceiveByte());

 
                /* Check if the endpoint bank is currently full, if so send the packet */
                if (!(Endpoint_IsReadWriteAllowed()))
 
                /* Check if the endpoint bank is currently full, if so send the packet */
                if (!(Endpoint_IsReadWriteAllowed()))


@@ -338,7 +341,7 @@ void ISPProtocol_ReadMemory(uint8_t V2Command)
                }
        }
 
                }
        }
 

-       Endpoint_Write_Byte(STATUS_CMD_OK);
+       Endpoint_Write_8(STATUS_CMD_OK);

 
        bool IsEndpointFull = !(Endpoint_IsReadWriteAllowed());
        Endpoint_ClearIN();
 
        bool IsEndpointFull = !(Endpoint_IsReadWriteAllowed());
        Endpoint_ClearIN();


@@ -365,7 +368,7 @@ void ISPProtocol_ChipErase(void)
        Endpoint_Read_Stream_LE(&Erase_Chip_Params, sizeof(Erase_Chip_Params), NULL);
 
        Endpoint_ClearOUT();
        Endpoint_Read_Stream_LE(&Erase_Chip_Params, sizeof(Erase_Chip_Params), NULL);
 
        Endpoint_ClearOUT();

-       Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPNUM);
+       Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR);

        Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
 
        uint8_t ResponseStatus = STATUS_CMD_OK;
        Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
 
        uint8_t ResponseStatus = STATUS_CMD_OK;


@@ -380,8 +383,8 @@ void ISPProtocol_ChipErase(void)
        else
          ResponseStatus = ISPTarget_WaitWhileTargetBusy();
 
        else
          ResponseStatus = ISPTarget_WaitWhileTargetBusy();
 

-       Endpoint_Write_Byte(CMD_CHIP_ERASE_ISP);
-       Endpoint_Write_Byte(ResponseStatus);
+       Endpoint_Write_8(CMD_CHIP_ERASE_ISP);
+       Endpoint_Write_8(ResponseStatus);

        Endpoint_ClearIN();
 }
 
        Endpoint_ClearIN();
 }
 


@@ -401,7 +404,7 @@ void ISPProtocol_ReadFuseLockSigOSCCAL(uint8_t V2Command)
        Endpoint_Read_Stream_LE(&Read_FuseLockSigOSCCAL_Params, sizeof(Read_FuseLockSigOSCCAL_Params), NULL);
 
        Endpoint_ClearOUT();
        Endpoint_Read_Stream_LE(&Read_FuseLockSigOSCCAL_Params, sizeof(Read_FuseLockSigOSCCAL_Params), NULL);
 
        Endpoint_ClearOUT();

-       Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPNUM);
+       Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR);

        Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
 
        uint8_t ResponseBytes[4];
        Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
 
        uint8_t ResponseBytes[4];


@@ -410,10 +413,10 @@ void ISPProtocol_ReadFuseLockSigOSCCAL(uint8_t V2Command)
        for (uint8_t RByte = 0; RByte < sizeof(ResponseBytes); RByte++)
          ResponseBytes[RByte] = ISPTarget_TransferByte(Read_FuseLockSigOSCCAL_Params.ReadCommandBytes[RByte]);
 
        for (uint8_t RByte = 0; RByte < sizeof(ResponseBytes); RByte++)
          ResponseBytes[RByte] = ISPTarget_TransferByte(Read_FuseLockSigOSCCAL_Params.ReadCommandBytes[RByte]);
 

-       Endpoint_Write_Byte(V2Command);
-       Endpoint_Write_Byte(STATUS_CMD_OK);
-       Endpoint_Write_Byte(ResponseBytes[Read_FuseLockSigOSCCAL_Params.RetByte - 1]);
-       Endpoint_Write_Byte(STATUS_CMD_OK);
+       Endpoint_Write_8(V2Command);
+       Endpoint_Write_8(STATUS_CMD_OK);
+       Endpoint_Write_8(ResponseBytes[Read_FuseLockSigOSCCAL_Params.RetByte - 1]);
+       Endpoint_Write_8(STATUS_CMD_OK);

        Endpoint_ClearIN();
 }
 
        Endpoint_ClearIN();
 }
 


@@ -432,16 +435,16 @@ void ISPProtocol_WriteFuseLock(uint8_t V2Command)
        Endpoint_Read_Stream_LE(&Write_FuseLockSig_Params, sizeof(Write_FuseLockSig_Params), NULL);
 
        Endpoint_ClearOUT();
        Endpoint_Read_Stream_LE(&Write_FuseLockSig_Params, sizeof(Write_FuseLockSig_Params), NULL);
 
        Endpoint_ClearOUT();

-       Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPNUM);
+       Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR);

        Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
 
        /* Send the Fuse or Lock byte program commands as given by the host to the device */
        for (uint8_t SByte = 0; SByte < sizeof(Write_FuseLockSig_Params.WriteCommandBytes); SByte++)
          ISPTarget_SendByte(Write_FuseLockSig_Params.WriteCommandBytes[SByte]);
 
        Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
 
        /* Send the Fuse or Lock byte program commands as given by the host to the device */
        for (uint8_t SByte = 0; SByte < sizeof(Write_FuseLockSig_Params.WriteCommandBytes); SByte++)
          ISPTarget_SendByte(Write_FuseLockSig_Params.WriteCommandBytes[SByte]);
 

-       Endpoint_Write_Byte(V2Command);
-       Endpoint_Write_Byte(STATUS_CMD_OK);
-       Endpoint_Write_Byte(STATUS_CMD_OK);
+       Endpoint_Write_8(V2Command);
+       Endpoint_Write_8(STATUS_CMD_OK);
+       Endpoint_Write_8(STATUS_CMD_OK);

        Endpoint_ClearIN();
 }
 
        Endpoint_ClearIN();
 }
 


@@ -460,11 +463,11 @@ void ISPProtocol_SPIMulti(void)
        Endpoint_Read_Stream_LE(&SPI_Multi_Params.TxData, SPI_Multi_Params.TxBytes, NULL);
 
        Endpoint_ClearOUT();
        Endpoint_Read_Stream_LE(&SPI_Multi_Params.TxData, SPI_Multi_Params.TxBytes, NULL);
 
        Endpoint_ClearOUT();

-       Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPNUM);
+       Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR);

        Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
 
        Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
 

-       Endpoint_Write_Byte(CMD_SPI_MULTI);
-       Endpoint_Write_Byte(STATUS_CMD_OK);
+       Endpoint_Write_8(CMD_SPI_MULTI);
+       Endpoint_Write_8(STATUS_CMD_OK);

 
        uint8_t CurrTxPos = 0;
        uint8_t CurrRxPos = 0;
 
        uint8_t CurrTxPos = 0;
        uint8_t CurrRxPos = 0;


@@ -484,9 +487,9 @@ void ISPProtocol_SPIMulti(void)
        while (CurrRxPos < SPI_Multi_Params.RxBytes)
        {
                if (CurrTxPos < SPI_Multi_Params.TxBytes)
        while (CurrRxPos < SPI_Multi_Params.RxBytes)
        {
                if (CurrTxPos < SPI_Multi_Params.TxBytes)

-                 Endpoint_Write_Byte(ISPTarget_TransferByte(SPI_Multi_Params.TxData[CurrTxPos++]));
+                 Endpoint_Write_8(ISPTarget_TransferByte(SPI_Multi_Params.TxData[CurrTxPos++]));

                else
                else

-                 Endpoint_Write_Byte(ISPTarget_ReceiveByte());
+                 Endpoint_Write_8(ISPTarget_ReceiveByte());

 
                /* Check to see if we have filled the endpoint bank and need to send the packet */
                if (!(Endpoint_IsReadWriteAllowed()))
 
                /* Check to see if we have filled the endpoint bank and need to send the packet */
                if (!(Endpoint_IsReadWriteAllowed()))


@@ -498,7 +501,7 @@ void ISPProtocol_SPIMulti(void)
                CurrRxPos++;
        }
 
                CurrRxPos++;
        }
 

-       Endpoint_Write_Byte(STATUS_CMD_OK);
+       Endpoint_Write_8(STATUS_CMD_OK);

 
        bool IsEndpointFull = !(Endpoint_IsReadWriteAllowed());
        Endpoint_ClearIN();
 
        bool IsEndpointFull = !(Endpoint_IsReadWriteAllowed());
        Endpoint_ClearIN();


@@ -512,14 +515,17 @@ void ISPProtocol_SPIMulti(void)
        }
 }
 
        }
 }
 

-/** Blocking delay for a given number of milliseconds.
+/** Blocking delay for a given number of milliseconds. This provides a simple wrapper around
+ *  the avr-libc provided delay function, so that the delay function can be called with a
+ *  constant value (to prevent run-time floating point operations being required).

  *
  *  \param[in] DelayMS  Number of milliseconds to delay for
  */
 void ISPProtocol_DelayMS(uint8_t DelayMS)
 {
  *
  *  \param[in] DelayMS  Number of milliseconds to delay for
  */
 void ISPProtocol_DelayMS(uint8_t DelayMS)
 {

-       while (DelayMS-- && !(TimeoutExpired))
-         _delay_ms(1);
+       while (DelayMS-- && TimeoutTicksRemaining)
+         Delay_MS(1);

 }
 
 #endif
 }
 
 #endif

+