diff options
Diffstat (limited to 'Projects/AVRISP/Lib/ISP')
| -rw-r--r-- | Projects/AVRISP/Lib/ISP/ISPProtocol.c | 474 | ||||
| -rw-r--r-- | Projects/AVRISP/Lib/ISP/ISPProtocol.h | 90 | ||||
| -rw-r--r-- | Projects/AVRISP/Lib/ISP/ISPTarget.c | 180 | ||||
| -rw-r--r-- | Projects/AVRISP/Lib/ISP/ISPTarget.h | 70 |
4 files changed, 0 insertions, 814 deletions
diff --git a/Projects/AVRISP/Lib/ISP/ISPProtocol.c b/Projects/AVRISP/Lib/ISP/ISPProtocol.c deleted file mode 100644 index e769cee8a..000000000 --- a/Projects/AVRISP/Lib/ISP/ISPProtocol.c +++ /dev/null @@ -1,474 +0,0 @@ -/*
- LUFA Library
- Copyright (C) Dean Camera, 2009.
-
- dean [at] fourwalledcubicle [dot] com
- www.fourwalledcubicle.com
-*/
-
-/*
- Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
-
- Permission to use, copy, modify, and distribute this software
- and its documentation for any purpose and without fee is hereby
- granted, provided that the above copyright notice appear in all
- copies and that both that the copyright notice and this
- permission notice and warranty disclaimer appear in supporting
- documentation, and that the name of the author not be used in
- advertising or publicity pertaining to distribution of the
- software without specific, written prior permission.
-
- The author disclaim 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
- whatsoever resulting from loss of use, data or profits, whether
- in an action of contract, negligence or other tortious action,
- arising out of or in connection with the use or performance of
- this software.
-*/
-
-/** \file
- *
- * ISP Protocol handler, to process V2 Protocol wrapped ISP commands used in Atmel programmer devices.
- */
-
-#include "ISPProtocol.h"
-
-#if defined(ENABLE_ISP_PROTOCOL) || defined(__DOXYGEN__)
-
-/** Handler for the CMD_ENTER_PROGMODE_ISP command, which attempts to enter programming mode on
- * the attached device, returning success or failure back to the host.
- */
-void ISPProtocol_EnterISPMode(void)
-{
- struct
- {
- uint8_t TimeoutMS;
- uint8_t PinStabDelayMS;
- uint8_t ExecutionDelayMS;
- uint8_t SynchLoops;
- uint8_t ByteDelay;
- uint8_t PollValue;
- uint8_t PollIndex;
- uint8_t EnterProgBytes[4];
- } Enter_ISP_Params;
-
- Endpoint_Read_Stream_LE(&Enter_ISP_Params, sizeof(Enter_ISP_Params));
-
- Endpoint_ClearOUT();
- Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
-
- uint8_t ResponseStatus = STATUS_CMD_FAILED;
-
- CurrentAddress = 0;
-
- ISPProtocol_DelayMS(Enter_ISP_Params.ExecutionDelayMS);
- SPI_Init(ISPTarget_GetSPIPrescalerMask() | SPI_SCK_LEAD_RISING | SPI_SAMPLE_LEADING | SPI_MODE_MASTER);
-
- while (Enter_ISP_Params.SynchLoops-- && (ResponseStatus == STATUS_CMD_FAILED))
- {
- uint8_t ResponseBytes[4];
-
- ISPTarget_ChangeTargetResetLine(true);
- ISPProtocol_DelayMS(Enter_ISP_Params.PinStabDelayMS);
-
- for (uint8_t RByte = 0; RByte < sizeof(ResponseBytes); RByte++)
- {
- ISPProtocol_DelayMS(Enter_ISP_Params.ByteDelay);
- ResponseBytes[RByte] = SPI_TransferByte(Enter_ISP_Params.EnterProgBytes[RByte]);
- }
-
- /* Check if polling disabled, or if the polled value matches the expected value */
- if (!(Enter_ISP_Params.PollIndex) || (ResponseBytes[Enter_ISP_Params.PollIndex - 1] == Enter_ISP_Params.PollValue))
- {
- ResponseStatus = STATUS_CMD_OK;
- }
- else
- {
- ISPTarget_ChangeTargetResetLine(false);
- ISPProtocol_DelayMS(Enter_ISP_Params.PinStabDelayMS);
- }
- }
-
- Endpoint_Write_Byte(CMD_ENTER_PROGMODE_ISP);
- Endpoint_Write_Byte(ResponseStatus);
- Endpoint_ClearIN();
-}
-
-/** Handler for the CMD_LEAVE_ISP command, which releases the target from programming mode. */
-void ISPProtocol_LeaveISPMode(void)
-{
- struct
- {
- uint8_t PreDelayMS;
- uint8_t PostDelayMS;
- } Leave_ISP_Params;
-
- Endpoint_Read_Stream_LE(&Leave_ISP_Params, sizeof(Leave_ISP_Params));
-
- Endpoint_ClearOUT();
- Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
-
- ISPProtocol_DelayMS(Leave_ISP_Params.PreDelayMS);
- ISPTarget_ChangeTargetResetLine(false);
- SPI_ShutDown();
- ISPProtocol_DelayMS(Leave_ISP_Params.PostDelayMS);
-
- Endpoint_Write_Byte(CMD_LEAVE_PROGMODE_ISP);
- Endpoint_Write_Byte(STATUS_CMD_OK);
- Endpoint_ClearIN();
-}
-
-/** Handler for the CMD_PROGRAM_FLASH_ISP and CMD_PROGRAM_EEPROM_ISP commands, writing out bytes,
- * words or pages of data to the attached device.
- *
- * \param[in] V2Command Issued V2 Protocol command byte from the host
- */
-void ISPProtocol_ProgramMemory(uint8_t V2Command)
-{
- struct
- {
- uint16_t BytesToWrite;
- uint8_t ProgrammingMode;
- uint8_t DelayMS;
- uint8_t ProgrammingCommands[3];
- uint8_t PollValue1;
- uint8_t PollValue2;
- uint8_t ProgData[256]; // Note, the Jungo driver has a very short ACK timeout period, need to buffer the
- } Write_Memory_Params; // whole page and ACK the packet as fast as possible to prevent it from aborting
-
- Endpoint_Read_Stream_LE(&Write_Memory_Params, (sizeof(Write_Memory_Params) -
- sizeof(Write_Memory_Params.ProgData)));
-
-
- Write_Memory_Params.BytesToWrite = SwapEndian_16(Write_Memory_Params.BytesToWrite);
-
- if (Write_Memory_Params.BytesToWrite > sizeof(Write_Memory_Params.ProgData))
- {
- Endpoint_ClearOUT();
- Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
-
- Endpoint_Write_Byte(V2Command);
- Endpoint_Write_Byte(STATUS_CMD_FAILED);
- Endpoint_ClearIN();
- return;
- }
-
- Endpoint_Read_Stream_LE(&Write_Memory_Params.ProgData, Write_Memory_Params.BytesToWrite);
-
- Endpoint_ClearOUT();
- Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
-
- uint8_t ProgrammingStatus = STATUS_CMD_OK;
- uint16_t PollAddress = 0;
- uint8_t PollValue = (V2Command == CMD_PROGRAM_FLASH_ISP) ? Write_Memory_Params.PollValue1 :
- Write_Memory_Params.PollValue2;
- uint8_t* NextWriteByte = Write_Memory_Params.ProgData;
-
- if (MustSetAddress)
- {
- if (CurrentAddress & (1UL << 31))
- ISPTarget_LoadExtendedAddress();
-
- MustSetAddress = false;
- }
-
- if (Write_Memory_Params.ProgrammingMode & PROG_MODE_PAGED_WRITES_MASK)
- {
- uint16_t StartAddress = (CurrentAddress & 0xFFFF);
-
- /* Paged mode memory programming */
- for (uint16_t CurrentByte = 0; CurrentByte < Write_Memory_Params.BytesToWrite; CurrentByte++)
- {
- bool IsOddByte = (CurrentByte & 0x01);
- uint8_t ByteToWrite = *(NextWriteByte++);
-
- if (IsOddByte && (V2Command == CMD_PROGRAM_FLASH_ISP))
- Write_Memory_Params.ProgrammingCommands[0] |= READ_WRITE_HIGH_BYTE_MASK;
- else
- Write_Memory_Params.ProgrammingCommands[0] &= ~READ_WRITE_HIGH_BYTE_MASK;
-
- SPI_SendByte(Write_Memory_Params.ProgrammingCommands[0]);
- SPI_SendByte(CurrentAddress >> 8);
- SPI_SendByte(CurrentAddress & 0xFF);
- SPI_SendByte(ByteToWrite);
-
- if (!(PollAddress) && (ByteToWrite != PollValue))
- {
- if (IsOddByte && (V2Command == CMD_PROGRAM_FLASH_ISP))
- Write_Memory_Params.ProgrammingCommands[2] |= READ_WRITE_HIGH_BYTE_MASK;
-
- PollAddress = (CurrentAddress & 0xFFFF);
- }
-
- if (IsOddByte || (V2Command == CMD_PROGRAM_EEPROM_ISP))
- CurrentAddress++;
- }
-
- /* 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)
- {
- SPI_SendByte(Write_Memory_Params.ProgrammingCommands[1]);
- SPI_SendByte(StartAddress >> 8);
- SPI_SendByte(StartAddress & 0xFF);
- SPI_SendByte(0x00);
-
- /* Check if polling is possible, if not switch to timed delay mode */
- if (!(PollAddress))
- {
- Write_Memory_Params.ProgrammingMode &= ~PROG_MODE_PAGED_VALUE_MASK;
- Write_Memory_Params.ProgrammingMode |= PROG_MODE_PAGED_TIMEDELAY_MASK;
- }
-
- ProgrammingStatus = ISPTarget_WaitForProgComplete(Write_Memory_Params.ProgrammingMode, PollAddress, PollValue,
- Write_Memory_Params.DelayMS, Write_Memory_Params.ProgrammingCommands[2]);
- }
- }
- else
- {
- /* Word/byte mode memory programming */
- for (uint16_t CurrentByte = 0; CurrentByte < Write_Memory_Params.BytesToWrite; CurrentByte++)
- {
- bool IsOddByte = (CurrentByte & 0x01);
- uint8_t ByteToWrite = *(NextWriteByte++);
-
- if (IsOddByte && (V2Command == CMD_READ_FLASH_ISP))
- Write_Memory_Params.ProgrammingCommands[0] |= READ_WRITE_HIGH_BYTE_MASK;
- else
- Write_Memory_Params.ProgrammingCommands[0] &= ~READ_WRITE_HIGH_BYTE_MASK;
-
- SPI_SendByte(Write_Memory_Params.ProgrammingCommands[0]);
- SPI_SendByte(CurrentAddress >> 8);
- SPI_SendByte(CurrentAddress & 0xFF);
- SPI_SendByte(ByteToWrite);
-
- if (ByteToWrite != PollValue)
- {
- if (IsOddByte && (V2Command == CMD_PROGRAM_FLASH_ISP))
- Write_Memory_Params.ProgrammingCommands[2] |= READ_WRITE_HIGH_BYTE_MASK;
-
- PollAddress = (CurrentAddress & 0xFFFF);
- }
-
- if (IsOddByte || (V2Command == CMD_PROGRAM_EEPROM_ISP))
- CurrentAddress++;
-
- ProgrammingStatus = ISPTarget_WaitForProgComplete(Write_Memory_Params.ProgrammingMode, PollAddress, PollValue,
- Write_Memory_Params.DelayMS, Write_Memory_Params.ProgrammingCommands[2]);
-
- if (ProgrammingStatus != STATUS_CMD_OK)
- break;
- }
- }
-
- Endpoint_Write_Byte(V2Command);
- Endpoint_Write_Byte(ProgrammingStatus);
- Endpoint_ClearIN();
-}
-
-/** Handler for the CMD_READ_FLASH_ISP and CMD_READ_EEPROM_ISP commands, reading in bytes,
- * words or pages of data from the attached device.
- *
- * \param[in] V2Command Issued V2 Protocol command byte from the host
- */
-void ISPProtocol_ReadMemory(uint8_t V2Command)
-{
- struct
- {
- uint16_t BytesToRead;
- uint8_t ReadMemoryCommand;
- } Read_Memory_Params;
-
- Endpoint_Read_Stream_LE(&Read_Memory_Params, sizeof(Read_Memory_Params));
- Read_Memory_Params.BytesToRead = SwapEndian_16(Read_Memory_Params.BytesToRead);
-
- Endpoint_ClearOUT();
- Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
-
- Endpoint_Write_Byte(V2Command);
- Endpoint_Write_Byte(STATUS_CMD_OK);
-
- if (MustSetAddress)
- {
- if (CurrentAddress & (1UL << 31))
- ISPTarget_LoadExtendedAddress();
-
- MustSetAddress = false;
- }
-
- for (uint16_t CurrentByte = 0; CurrentByte < Read_Memory_Params.BytesToRead; CurrentByte++)
- {
- bool IsOddByte = (CurrentByte & 0x01);
-
- if (IsOddByte && (V2Command == CMD_READ_FLASH_ISP))
- Read_Memory_Params.ReadMemoryCommand |= READ_WRITE_HIGH_BYTE_MASK;
- else
- Read_Memory_Params.ReadMemoryCommand &= ~READ_WRITE_HIGH_BYTE_MASK;
-
- SPI_SendByte(Read_Memory_Params.ReadMemoryCommand);
- SPI_SendByte(CurrentAddress >> 8);
- SPI_SendByte(CurrentAddress & 0xFF);
- Endpoint_Write_Byte(SPI_ReceiveByte());
-
- /* Check if the endpoint bank is currently full */
- if (!(Endpoint_IsReadWriteAllowed()))
- {
- Endpoint_ClearIN();
- Endpoint_WaitUntilReady();
- }
-
- if ((IsOddByte && (V2Command == CMD_READ_FLASH_ISP)) || (V2Command == CMD_READ_EEPROM_ISP))
- CurrentAddress++;
- }
-
- Endpoint_Write_Byte(STATUS_CMD_OK);
-
- bool IsEndpointFull = !(Endpoint_IsReadWriteAllowed());
- Endpoint_ClearIN();
-
- /* Ensure last packet is a short packet to terminate the transfer */
- if (IsEndpointFull)
- {
- Endpoint_WaitUntilReady();
- Endpoint_ClearIN();
- Endpoint_WaitUntilReady();
- }
-}
-
-/** Handler for the CMD_CHI_ERASE_ISP command, clearing the target's FLASH memory. */
-void ISPProtocol_ChipErase(void)
-{
- struct
- {
- uint8_t EraseDelayMS;
- uint8_t PollMethod;
- uint8_t EraseCommandBytes[4];
- } Erase_Chip_Params;
-
- Endpoint_Read_Stream_LE(&Erase_Chip_Params, sizeof(Erase_Chip_Params));
-
- Endpoint_ClearOUT();
- Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
-
- uint8_t ResponseStatus = STATUS_CMD_OK;
-
- for (uint8_t SByte = 0; SByte < sizeof(Erase_Chip_Params.EraseCommandBytes); SByte++)
- SPI_SendByte(Erase_Chip_Params.EraseCommandBytes[SByte]);
-
- if (!(Erase_Chip_Params.PollMethod))
- ISPProtocol_DelayMS(Erase_Chip_Params.EraseDelayMS);
- else
- ResponseStatus = ISPTarget_WaitWhileTargetBusy();
-
- Endpoint_Write_Byte(CMD_CHIP_ERASE_ISP);
- Endpoint_Write_Byte(ResponseStatus);
- Endpoint_ClearIN();
-}
-
-/** Handler for the CMD_READ_FUSE_ISP, CMD_READ_LOCK_ISP, CMD_READ_SIGNATURE_ISP and CMD_READ_OSCCAL commands,
- * reading the requested configuration byte from the device.
- *
- * \param[in] V2Command Issued V2 Protocol command byte from the host
- */
-void ISPProtocol_ReadFuseLockSigOSCCAL(uint8_t V2Command)
-{
- struct
- {
- uint8_t RetByte;
- uint8_t ReadCommandBytes[4];
- } Read_FuseLockSigOSCCAL_Params;
-
- Endpoint_Read_Stream_LE(&Read_FuseLockSigOSCCAL_Params, sizeof(Read_FuseLockSigOSCCAL_Params));
-
- Endpoint_ClearOUT();
- Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
-
- uint8_t ResponseBytes[4];
-
- for (uint8_t RByte = 0; RByte < sizeof(ResponseBytes); RByte++)
- ResponseBytes[RByte] = SPI_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_ClearIN();
-}
-
-/** Handler for the CMD_WRITE_FUSE_ISP and CMD_WRITE_LOCK_ISP commands, writing the requested configuration
- * byte to the device.
- *
- * \param[in] V2Command Issued V2 Protocol command byte from the host
- */
-void ISPProtocol_WriteFuseLock(uint8_t V2Command)
-{
- struct
- {
- uint8_t WriteCommandBytes[4];
- } Write_FuseLockSig_Params;
-
- Endpoint_Read_Stream_LE(&Write_FuseLockSig_Params, sizeof(Write_FuseLockSig_Params));
-
- Endpoint_ClearOUT();
- Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
-
- for (uint8_t SByte = 0; SByte < sizeof(Write_FuseLockSig_Params.WriteCommandBytes); SByte++)
- SPI_SendByte(Write_FuseLockSig_Params.WriteCommandBytes[SByte]);
-
- Endpoint_Write_Byte(V2Command);
- Endpoint_Write_Byte(STATUS_CMD_OK);
- Endpoint_Write_Byte(STATUS_CMD_OK);
- Endpoint_ClearIN();
-}
-
-/** Handler for the CMD_SPI_MULTI command, writing and reading arbitrary SPI data to and from the attached device. */
-void ISPProtocol_SPIMulti(void)
-{
- struct
- {
- uint8_t TxBytes;
- uint8_t RxBytes;
- uint8_t RxStartAddr;
- uint8_t TxData[255];
- } SPI_Multi_Params;
-
- Endpoint_Read_Stream_LE(&SPI_Multi_Params, sizeof(SPI_Multi_Params) - sizeof(SPI_Multi_Params.TxData));
- Endpoint_Read_Stream_LE(&SPI_Multi_Params.TxData, SPI_Multi_Params.TxBytes);
-
- Endpoint_ClearOUT();
- Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
-
- Endpoint_Write_Byte(CMD_SPI_MULTI);
- Endpoint_Write_Byte(STATUS_CMD_OK);
-
- uint8_t CurrTxPos = 0;
- uint8_t CurrRxPos = 0;
-
- /* Write out bytes to transmit until the start of the bytes to receive is met */
- while (CurrTxPos < SPI_Multi_Params.RxStartAddr)
- {
- if (CurrTxPos < SPI_Multi_Params.TxBytes)
- SPI_SendByte(SPI_Multi_Params.TxData[CurrTxPos]);
- else
- SPI_SendByte(0);
-
- CurrTxPos++;
- }
-
- /* Transmit remaining bytes with padding as needed, read in response bytes */
- while (CurrRxPos < SPI_Multi_Params.RxBytes)
- {
- if (CurrTxPos < SPI_Multi_Params.TxBytes)
- Endpoint_Write_Byte(SPI_TransferByte(SPI_Multi_Params.TxData[CurrTxPos++]));
- else
- Endpoint_Write_Byte(SPI_ReceiveByte());
-
- CurrRxPos++;
- }
-
- Endpoint_Write_Byte(STATUS_CMD_OK);
- Endpoint_ClearIN();
-}
-
-#endif
\ No newline at end of file diff --git a/Projects/AVRISP/Lib/ISP/ISPProtocol.h b/Projects/AVRISP/Lib/ISP/ISPProtocol.h deleted file mode 100644 index 127c8266c..000000000 --- a/Projects/AVRISP/Lib/ISP/ISPProtocol.h +++ /dev/null @@ -1,90 +0,0 @@ -/*
- LUFA Library
- Copyright (C) Dean Camera, 2009.
-
- dean [at] fourwalledcubicle [dot] com
- www.fourwalledcubicle.com
-*/
-
-/*
- Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
-
- Permission to use, copy, modify, and distribute this software
- and its documentation for any purpose and without fee is hereby
- granted, provided that the above copyright notice appear in all
- copies and that both that the copyright notice and this
- permission notice and warranty disclaimer appear in supporting
- documentation, and that the name of the author not be used in
- advertising or publicity pertaining to distribution of the
- software without specific, written prior permission.
-
- The author disclaim 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
- whatsoever resulting from loss of use, data or profits, whether
- in an action of contract, negligence or other tortious action,
- arising out of or in connection with the use or performance of
- this software.
-*/
-
-/** \file
- *
- * Header file for ISPProtocol.c.
- */
-
-#ifndef _ISP_PROTOCOL_
-#define _ISP_PROTOCOL_
-
- /* Includes: */
- #include <avr/io.h>
- #include <util/delay.h>
-
- #include <LUFA/Drivers/USB/USB.h>
-
- #include "../V2Protocol.h"
-
- /* Preprocessor Checks: */
- #if ((BOARD == BOARD_XPLAIN) || (BOARD == BOARD_XPLAIN_REV1))
- #undef ENABLE_ISP_PROTOCOL
-
- #if !defined(ENABLE_XPROG_PROTOCOL)
- #define ENABLE_XPROG_PROTOCOL
- #endif
- #endif
-
- /* Macros: */
- /** Mask for the reading or writing of the high byte in a FLASH word when issuing a low-level programming command */
- #define READ_WRITE_HIGH_BYTE_MASK (1 << 3)
-
- #define PROG_MODE_PAGED_WRITES_MASK (1 << 0)
- #define PROG_MODE_WORD_TIMEDELAY_MASK (1 << 1)
- #define PROG_MODE_WORD_VALUE_MASK (1 << 2)
- #define PROG_MODE_WORD_READYBUSY_MASK (1 << 3)
- #define PROG_MODE_PAGED_TIMEDELAY_MASK (1 << 4)
- #define PROG_MODE_PAGED_VALUE_MASK (1 << 5)
- #define PROG_MODE_PAGED_READYBUSY_MASK (1 << 6)
- #define PROG_MODE_COMMIT_PAGE_MASK (1 << 7)
-
- /* Inline Functions: */
- /** Blocking delay for a given number of milliseconds.
- *
- * \param[in] DelayMS Number of milliseconds to delay for
- */
- static inline void ISPProtocol_DelayMS(uint8_t DelayMS)
- {
- while (DelayMS--)
- _delay_ms(1);
- }
-
- /* Function Prototypes: */
- void ISPProtocol_EnterISPMode(void);
- void ISPProtocol_LeaveISPMode(void);
- void ISPProtocol_ProgramMemory(const uint8_t V2Command);
- void ISPProtocol_ReadMemory(const uint8_t V2Command);
- void ISPProtocol_ChipErase(void);
- void ISPProtocol_ReadFuseLockSigOSCCAL(const uint8_t V2Command);
- void ISPProtocol_WriteFuseLock(const uint8_t V2Command);
- void ISPProtocol_SPIMulti(void);
-
-#endif
diff --git a/Projects/AVRISP/Lib/ISP/ISPTarget.c b/Projects/AVRISP/Lib/ISP/ISPTarget.c deleted file mode 100644 index 29cb18e62..000000000 --- a/Projects/AVRISP/Lib/ISP/ISPTarget.c +++ /dev/null @@ -1,180 +0,0 @@ -/*
- LUFA Library
- Copyright (C) Dean Camera, 2009.
-
- dean [at] fourwalledcubicle [dot] com
- www.fourwalledcubicle.com
-*/
-
-/*
- Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
-
- Permission to use, copy, modify, and distribute this software
- and its documentation for any purpose and without fee is hereby
- granted, provided that the above copyright notice appear in all
- copies and that both that the copyright notice and this
- permission notice and warranty disclaimer appear in supporting
- documentation, and that the name of the author not be used in
- advertising or publicity pertaining to distribution of the
- software without specific, written prior permission.
-
- The author disclaim 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
- whatsoever resulting from loss of use, data or profits, whether
- in an action of contract, negligence or other tortious action,
- arising out of or in connection with the use or performance of
- this software.
-*/
-
-/** \file
- *
- * Target-related functions for the ISP Protocol decoder.
- */
-
-#include "ISPTarget.h"
-
-#if defined(ENABLE_ISP_PROTOCOL) || defined(__DOXYGEN__)
-
-/** Converts the given AVR Studio SCK duration parameter (set by a SET PARAM command from the host) to the nearest
- * possible SPI clock prescaler mask for passing to the SPI_Init() routine.
- *
- * \return Nearest SPI prescaler mask for the given SCK frequency
- */
-uint8_t ISPTarget_GetSPIPrescalerMask(void)
-{
- static const uint8_t SPIMaskFromSCKDuration[] =
- {
- #if (F_CPU == 8000000)
- SPI_SPEED_FCPU_DIV_2, // AVRStudio = 8MHz SPI, Actual = 4MHz SPI
- SPI_SPEED_FCPU_DIV_2, // AVRStudio = 4MHz SPI, Actual = 4MHz SPI
- SPI_SPEED_FCPU_DIV_4, // AVRStudio = 2MHz SPI, Actual = 2MHz SPI
- SPI_SPEED_FCPU_DIV_8, // AVRStudio = 1MHz SPI, Actual = 1MHz SPI
- SPI_SPEED_FCPU_DIV_16, // AVRStudio = 500KHz SPI, Actual = 500KHz SPI
- SPI_SPEED_FCPU_DIV_32, // AVRStudio = 250KHz SPI, Actual = 250KHz SPI
- SPI_SPEED_FCPU_DIV_64 // AVRStudio = 125KHz SPI, Actual = 125KHz SPI
- #elif (F_CPU == 16000000)
- SPI_SPEED_FCPU_DIV_2, // AVRStudio = 8MHz SPI, Actual = 8MHz SPI
- SPI_SPEED_FCPU_DIV_4, // AVRStudio = 4MHz SPI, Actual = 4MHz SPI
- SPI_SPEED_FCPU_DIV_8, // AVRStudio = 2MHz SPI, Actual = 2MHz SPI
- SPI_SPEED_FCPU_DIV_16, // AVRStudio = 1MHz SPI, Actual = 1MHz SPI
- SPI_SPEED_FCPU_DIV_32, // AVRStudio = 500KHz SPI, Actual = 500KHz SPI
- SPI_SPEED_FCPU_DIV_64, // AVRStudio = 250KHz SPI, Actual = 250KHz SPI
- SPI_SPEED_FCPU_DIV_128 // AVRStudio = 125KHz SPI, Actual = 125KHz SPI
- #else
- #error No SPI prescaler masks for chosen F_CPU speed.
- #endif
- };
-
- uint8_t SCKDuration = V2Params_GetParameterValue(PARAM_SCK_DURATION);
-
- if (SCKDuration >= sizeof(SPIMaskFromSCKDuration))
- SCKDuration = (sizeof(SPIMaskFromSCKDuration) - 1);
-
- return SPIMaskFromSCKDuration[SCKDuration];
-}
-
-/** Asserts or deasserts the target's reset line, using the correct polarity as set by the host using a SET PARAM command.
- * When not asserted, the line is tristated so as not to interfere with normal device operation.
- *
- * \param[in] ResetTarget Boolean true when the target should be held in reset, false otherwise
- */
-void ISPTarget_ChangeTargetResetLine(const bool ResetTarget)
-{
- if (ResetTarget)
- {
- RESET_LINE_DDR |= RESET_LINE_MASK;
-
- if (!(V2Params_GetParameterValue(PARAM_RESET_POLARITY)))
- RESET_LINE_PORT |= RESET_LINE_MASK;
- }
- else
- {
- RESET_LINE_DDR &= ~RESET_LINE_MASK;
- RESET_LINE_PORT &= ~RESET_LINE_MASK;
- }
-}
-
-/** Waits until the last issued target memory programming command has completed, via the check mode given and using
- * the given parameters.
- *
- * \param[in] ProgrammingMode Programming mode used and completion check to use, a mask of PROG_MODE_* constants
- * \param[in] PollAddress Memory address to poll for completion if polling check mode used
- * \param[in] PollValue Poll value to check against if polling check mode used
- * \param[in] DelayMS Milliseconds to delay before returning if delay check mode used
- * \param[in] ReadMemCommand Device low-level READ MEMORY command to send if value check mode used
- *
- * \return V2 Protocol status \ref STATUS_CMD_OK if the no timeout occurred, \ref STATUS_RDY_BSY_TOUT or
- * \ref STATUS_CMD_TOUT otherwise
- */
-uint8_t ISPTarget_WaitForProgComplete(const uint8_t ProgrammingMode, const uint16_t PollAddress, const uint8_t PollValue,
- const uint8_t DelayMS, const uint8_t ReadMemCommand)
-{
- uint8_t ProgrammingStatus = STATUS_CMD_OK;
-
- /* Determine method of Programming Complete check */
- switch (ProgrammingMode & ~(PROG_MODE_PAGED_WRITES_MASK | PROG_MODE_COMMIT_PAGE_MASK))
- {
- case PROG_MODE_WORD_TIMEDELAY_MASK:
- case PROG_MODE_PAGED_TIMEDELAY_MASK:
- ISPProtocol_DelayMS(DelayMS);
- break;
- case PROG_MODE_WORD_VALUE_MASK:
- case PROG_MODE_PAGED_VALUE_MASK:
- do
- {
- SPI_SendByte(ReadMemCommand);
- SPI_SendByte(PollAddress >> 8);
- SPI_SendByte(PollAddress & 0xFF);
- }
- while ((SPI_TransferByte(0x00) != PollValue) && TimeoutMSRemaining);
-
- if (!(TimeoutMSRemaining))
- ProgrammingStatus = STATUS_CMD_TOUT;
-
- break;
- case PROG_MODE_WORD_READYBUSY_MASK:
- case PROG_MODE_PAGED_READYBUSY_MASK:
- ProgrammingStatus = ISPTarget_WaitWhileTargetBusy();
- break;
- }
-
- return ProgrammingStatus;
-}
-
-/** Waits until the target has completed the last operation, by continuously polling the device's
- * BUSY flag until it is cleared, or until the \ref TARGET_BUSY_TIMEOUT_MS timeout period has expired.
- *
- * \return V2 Protocol status \ref STATUS_CMD_OK if the no timeout occurred, \ref STATUS_RDY_BSY_TOUT otherwise
- */
-uint8_t ISPTarget_WaitWhileTargetBusy(void)
-{
- do
- {
- SPI_SendByte(0xF0);
- SPI_SendByte(0x00);
-
- SPI_SendByte(0x00);
- }
- while ((SPI_ReceiveByte() & 0x01) && TimeoutMSRemaining);
-
- if (!(TimeoutMSRemaining))
- return STATUS_RDY_BSY_TOUT;
- else
- return STATUS_CMD_OK;
-}
-
-/** Sends a low-level LOAD EXTENDED ADDRESS command to the target, for addressing of memory beyond the
- * 64KB boundary. This sends the command with the correct address as indicated by the current address
- * pointer variable set by the host when a SET ADDRESS command is issued.
- */
-void ISPTarget_LoadExtendedAddress(void)
-{
- SPI_SendByte(0x4D);
- SPI_SendByte(0x00);
- SPI_SendByte((CurrentAddress & 0x00FF0000) >> 16);
- SPI_SendByte(0x00);
-}
-
-#endif
diff --git a/Projects/AVRISP/Lib/ISP/ISPTarget.h b/Projects/AVRISP/Lib/ISP/ISPTarget.h deleted file mode 100644 index c856ddde1..000000000 --- a/Projects/AVRISP/Lib/ISP/ISPTarget.h +++ /dev/null @@ -1,70 +0,0 @@ -/*
- LUFA Library
- Copyright (C) Dean Camera, 2009.
-
- dean [at] fourwalledcubicle [dot] com
- www.fourwalledcubicle.com
-*/
-
-/*
- Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
-
- Permission to use, copy, modify, and distribute this software
- and its documentation for any purpose and without fee is hereby
- granted, provided that the above copyright notice appear in all
- copies and that both that the copyright notice and this
- permission notice and warranty disclaimer appear in supporting
- documentation, and that the name of the author not be used in
- advertising or publicity pertaining to distribution of the
- software without specific, written prior permission.
-
- The author disclaim 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
- whatsoever resulting from loss of use, data or profits, whether
- in an action of contract, negligence or other tortious action,
- arising out of or in connection with the use or performance of
- this software.
-*/
-
-/** \file
- *
- * Header file for ISPTarget.c.
- */
-
-#ifndef _ISP_TARGET_
-#define _ISP_TARGET_
-
- /* Includes: */
- #include <avr/io.h>
- #include <util/delay.h>
-
- #include <LUFA/Drivers/USB/USB.h>
- #include <LUFA/Drivers/Peripheral/SPI.h>
-
- #include "../V2ProtocolParams.h"
-
- /* Preprocessor Checks: */
- #if ((BOARD == BOARD_XPLAIN) || (BOARD == BOARD_XPLAIN_REV1))
- #undef ENABLE_ISP_PROTOCOL
-
- #if !defined(ENABLE_XPROG_PROTOCOL)
- #define ENABLE_XPROG_PROTOCOL
- #endif
- #endif
-
- /* Macros: */
- /** Total number of allowable ISP programming speeds supported by the device */
- #define TOTAL_ISP_PROGRAMMING_SPEEDS 7
-
- /* Function Prototypes: */
- uint8_t ISPTarget_GetSPIPrescalerMask(void);
- void ISPTarget_ChangeTargetResetLine(const bool ResetTarget);
- uint8_t ISPTarget_WaitForProgComplete(const uint8_t ProgrammingMode, const uint16_t PollAddress,
- const uint8_t PollValue, const uint8_t DelayMS,
- const uint8_t ReadMemCommand);
- uint8_t ISPTarget_WaitWhileTargetBusy(void);
- void ISPTarget_LoadExtendedAddress(void);
-
-#endif
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