Dean Camera
16 years ago
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/*
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LUFA Library
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Copyright (C) Dean Camera, 2009.
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dean [at] fourwalledcubicle [dot] com
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www.fourwalledcubicle.com
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*/
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/*
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Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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Permission to use, copy, modify, and distribute this software
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and its documentation for any purpose and without fee is hereby
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granted, provided that the above copyright notice appear in all
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copies and that both that the copyright notice and this
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permission notice and warranty disclaimer appear in supporting
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documentation, and that the name of the author not be used in
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advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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The author disclaim all warranties with regard to this
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software, including all implied warranties of merchantability
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and fitness. In no event shall the author be liable for any
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special, indirect or consequential damages or any damages
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whatsoever resulting from loss of use, data or profits, whether
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in an action of contract, negligence or other tortious action,
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arising out of or in connection with the use or performance of
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this software.
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*/
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/** \file
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*
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* Target-related functions for the TINY target's NVM module.
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*/
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#define INCLUDE_FROM_TINYNVM_C
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#include "TINYNVM.h"
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#if defined(ENABLE_TPI_PROTOCOL) || defined(__DOXYGEN__)
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/** Sends the given NVM register address to the target.
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*
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* \param[in] Register NVM register whose absolute address is to be sent
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*/
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void TINYNVM_SendNVMRegAddress(const uint8_t Register)
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{
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// TODO
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}
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/** Sends the given 32-bit absolute address to the target.
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*
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* \param[in] AbsoluteAddress Absolute address to send to the target
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*/
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void TINYNVM_SendAddress(const uint32_t AbsoluteAddress)
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{
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// TODO
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}
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/** Waits while the target's NVM controller is busy performing an operation, exiting if the
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* timeout period expires.
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*
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* \return Boolean true if the NVM controller became ready within the timeout period, false otherwise
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*/
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bool TINYNVM_WaitWhileNVMControllerBusy(void)
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{
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// TODO
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return false;
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}
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/** Retrieves the CRC value of the given memory space.
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*
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* \param[in] CRCCommand NVM CRC command to issue to the target
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* \param[out] CRCDest CRC Destination when read from the target
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*
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* \return Boolean true if the command sequence complete successfully
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*/
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bool TINYNVM_GetMemoryCRC(const uint8_t CRCCommand, uint32_t* const CRCDest)
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{
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// TODO
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return true;
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}
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/** Reads memory from the target's memory spaces.
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*
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* \param[in] ReadAddress Start address to read from within the target's address space
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* \param[out] ReadBuffer Buffer to store read data into
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* \param[in] ReadSize Number of bytes to read
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*
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* \return Boolean true if the command sequence complete successfully
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*/
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bool TINYNVM_ReadMemory(const uint32_t ReadAddress, uint8_t* ReadBuffer, const uint16_t ReadSize)
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{
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// TODO
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return true;
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}
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/** Writes byte addressed memory to the target's memory spaces.
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*
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* \param[in] WriteCommand Command to send to the device to write each memory byte
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* \param[in] WriteAddress Start address to write to within the target's address space
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* \param[in] WriteBuffer Buffer to source data from
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*
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* \return Boolean true if the command sequence complete successfully
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*/
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bool TINYNVM_WriteByteMemory(const uint8_t WriteCommand, const uint32_t WriteAddress, const uint8_t* WriteBuffer)
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{
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// TODO
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return true;
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}
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/** Writes page addressed memory to the target's memory spaces.
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*
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* \param[in] WriteBuffCommand Command to send to the device to write a byte to the memory page buffer
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* \param[in] EraseBuffCommand Command to send to the device to erase the memory page buffer
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* \param[in] WritePageCommand Command to send to the device to write the page buffer to the destination memory
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* \param[in] PageMode Bitfield indicating what operations need to be executed on the specified page
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* \param[in] WriteAddress Start address to write the page data to within the target's address space
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* \param[in] WriteBuffer Buffer to source data from
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* \param[in] WriteSize Number of bytes to write
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*
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* \return Boolean true if the command sequence complete successfully
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*/
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bool TINYNVM_WritePageMemory(const uint8_t WriteBuffCommand, const uint8_t EraseBuffCommand,
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const uint8_t WritePageCommand, const uint8_t PageMode, const uint32_t WriteAddress,
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const uint8_t* WriteBuffer, const uint16_t WriteSize)
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{
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// TODO
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return true;
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}
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/** Erases a specific memory space of the target.
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*
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* \param[in] EraseCommand NVM erase command to send to the device
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* \param[in] Address Address inside the memory space to erase
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*
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* \return Boolean true if the command sequence complete successfully
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*/
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bool TINYNVM_EraseMemory(const uint8_t EraseCommand, const uint32_t Address)
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{
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// TODO
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return true;
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}
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#endif
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@ -0,0 +1,73 @@
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/*
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LUFA Library
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Copyright (C) Dean Camera, 2009.
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dean [at] fourwalledcubicle [dot] com
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www.fourwalledcubicle.com
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*/
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/*
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Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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Permission to use, copy, modify, and distribute this software
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and its documentation for any purpose and without fee is hereby
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granted, provided that the above copyright notice appear in all
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copies and that both that the copyright notice and this
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permission notice and warranty disclaimer appear in supporting
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documentation, and that the name of the author not be used in
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advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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The author disclaim all warranties with regard to this
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software, including all implied warranties of merchantability
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and fitness. In no event shall the author be liable for any
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special, indirect or consequential damages or any damages
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whatsoever resulting from loss of use, data or profits, whether
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in an action of contract, negligence or other tortious action,
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arising out of or in connection with the use or performance of
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this software.
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*/
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/** \file
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*
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* Header file for TINYNVM.c.
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*/
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#ifndef _TINY_NVM_
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#define _TINY_NVM_
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/* Includes: */
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#include <avr/io.h>
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#include <avr/interrupt.h>
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#include <stdbool.h>
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#include <LUFA/Common/Common.h>
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#include "TPITarget.h"
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/* Preprocessor Checks: */
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#if ((BOARD == BOARD_XPLAIN) || (BOARD == BOARD_XPLAIN_REV1))
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#undef ENABLE_ISP_PROTOCOL
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#undef ENABLE_TPI_PROTOCOL
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#if !defined(ENABLE_PDI_PROTOCOL)
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#define ENABLE_PDI_PROTOCOL
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#endif
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#endif
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/* Defines: */
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#define TINY_NVM_BUSY_TIMEOUT_MS 200
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/* Function Prototypes: */
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void TINYNVM_SendNVMRegAddress(const uint8_t Register);
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void TINYNVM_SendAddress(const uint32_t AbsoluteAddress);
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bool TINYNVM_WaitWhileNVMControllerBusy(void);
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bool TINYNVM_GetMemoryCRC(const uint8_t CRCCommand, uint32_t* const CRCDest);
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bool TINYNVM_ReadMemory(const uint32_t ReadAddress, uint8_t* ReadBuffer, const uint16_t ReadSize);
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bool TINYNVM_WriteByteMemory(const uint8_t WriteCommand, const uint32_t WriteAddress, const uint8_t* WriteBuffer);
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bool TINYNVM_WritePageMemory(const uint8_t WriteBuffCommand, const uint8_t EraseBuffCommand,
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const uint8_t WritePageCommand, const uint8_t PageMode, const uint32_t WriteAddress,
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const uint8_t* WriteBuffer, const uint16_t WriteSize);
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bool TINYNVM_EraseMemory(const uint8_t EraseCommand, const uint32_t Address);
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#endif
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