diff options
| author | tmk <hasu@tmk-kbd.com> | 2015-05-13 11:13:10 +0900 |
|---|---|---|
| committer | tmk <hasu@tmk-kbd.com> | 2015-05-13 11:13:10 +0900 |
| commit | f6d56675f9f981c5464f0ca7a1fbb0162154e8c5 (patch) | |
| tree | 57c9d4b3808a26116ae0ee7956fc00b84841aa2b /protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib | |
| parent | 4d116a04e94cf0d19317d5b44e4fa9f34a3e5594 (diff) | |
Squashed 'tmk_core/' changes from caca2c0..dc0e46e
dc0e46e Rename LUFA to LUFA-git
3bfa7fa Remove LUFA-120730
215b764 Merge commit 'afa0f22a9299686fd88f58ce09c5b521ac917e8f' as 'protocol/lufa/LUFA'
afa0f22 Squashed 'protocol/lufa/LUFA/' content from commit def7fca
c0c42fa Remove submodule of LUFA
30f897d Merge commit '87ced33feb74e79c3281dda36eb6d6d153399b41' as 'protocol/usb_hid/USB_Host_Shield_2.0'
87ced33 Squashed 'protocol/usb_hid/USB_Host_Shield_2.0/' content from commit aab4a69
14f6d49 Remove submodule of USB_Host_Shield_2.0
git-subtree-dir: tmk_core
git-subtree-split: dc0e46eaa4367d4e218f8816e3c117895820f07c
Diffstat (limited to 'protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib')
18 files changed, 3818 insertions, 0 deletions
diff --git a/protocol/lufa/LUFA-git b/protocol/lufa/LUFA-git deleted file mode 160000 -Subproject b6c18b2a7c544653efbe12a1d4e8ba65e7d83c3 diff --git a/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/ISP/ISPProtocol.c b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/ISP/ISPProtocol.c new file mode 100644 index 0000000000..60552564ef --- /dev/null +++ b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/ISP/ISPProtocol.c @@ -0,0 +1,531 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2014. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2014 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 + without fee, 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 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 + 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), NULL); + + Endpoint_ClearOUT(); + Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR); + Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); + + uint8_t ResponseStatus = STATUS_CMD_FAILED; + + CurrentAddress = 0; + + /* Perform execution delay, initialize SPI bus */ + ISPProtocol_DelayMS(Enter_ISP_Params.ExecutionDelayMS); + 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 */ + while (Enter_ISP_Params.SynchLoops-- && TimeoutTicksRemaining) + { + uint8_t ResponseBytes[4]; + + for (uint8_t RByte = 0; RByte < sizeof(ResponseBytes); RByte++) + { + ISPProtocol_DelayMS(Enter_ISP_Params.ByteDelay); + ResponseBytes[RByte] = ISPTarget_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; + break; + } + else + { + ISPTarget_ChangeTargetResetLine(false); + ISPProtocol_DelayMS(Enter_ISP_Params.PinStabDelayMS); + ISPTarget_ChangeTargetResetLine(true); + ISPProtocol_DelayMS(Enter_ISP_Params.PinStabDelayMS); + } + } + + Endpoint_Write_8(CMD_ENTER_PROGMODE_ISP); + Endpoint_Write_8(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), NULL); + + Endpoint_ClearOUT(); + 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 */ + ISPProtocol_DelayMS(Leave_ISP_Params.PreDelayMS); + ISPTarget_ChangeTargetResetLine(false); + ISPTarget_DisableTargetISP(); + ISPProtocol_DelayMS(Leave_ISP_Params.PostDelayMS); + + Endpoint_Write_8(CMD_LEAVE_PROGMODE_ISP); + Endpoint_Write_8(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)), NULL); + Write_Memory_Params.BytesToWrite = SwapEndian_16(Write_Memory_Params.BytesToWrite); + + if (Write_Memory_Params.BytesToWrite > sizeof(Write_Memory_Params.ProgData)) + { + Endpoint_ClearOUT(); + Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR); + Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); + + Endpoint_Write_8(V2Command); + Endpoint_Write_8(STATUS_CMD_FAILED); + Endpoint_ClearIN(); + return; + } + + Endpoint_Read_Stream_LE(&Write_Memory_Params.ProgData, Write_Memory_Params.BytesToWrite, NULL); + + // The driver will terminate transfers that are a round multiple of the endpoint bank in size with a ZLP, need + // to catch this and discard it before continuing on with packet processing to prevent communication issues + if (((sizeof(uint8_t) + sizeof(Write_Memory_Params) - sizeof(Write_Memory_Params.ProgData)) + + Write_Memory_Params.BytesToWrite) % AVRISP_DATA_EPSIZE == 0) + { + Endpoint_ClearOUT(); + Endpoint_WaitUntilReady(); + } + + Endpoint_ClearOUT(); + Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR); + Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); + + uint8_t ProgrammingStatus = STATUS_CMD_OK; + uint8_t PollValue = (V2Command == CMD_PROGRAM_FLASH_ISP) ? Write_Memory_Params.PollValue1 : + Write_Memory_Params.PollValue2; + uint16_t PollAddress = 0; + uint8_t* NextWriteByte = Write_Memory_Params.ProgData; + uint16_t PageStartAddress = (CurrentAddress & 0xFFFF); + + for (uint16_t CurrentByte = 0; CurrentByte < Write_Memory_Params.BytesToWrite; CurrentByte++) + { + uint8_t ByteToWrite = *(NextWriteByte++); + uint8_t ProgrammingMode = Write_Memory_Params.ProgrammingMode; + + /* Check to see if we need to send a LOAD EXTENDED ADDRESS command to the target */ + if (MustLoadExtendedAddress) + { + ISPTarget_LoadExtendedAddress(); + MustLoadExtendedAddress = false; + } + + ISPTarget_SendByte(Write_Memory_Params.ProgrammingCommands[0]); + ISPTarget_SendByte(CurrentAddress >> 8); + ISPTarget_SendByte(CurrentAddress & 0xFF); + ISPTarget_SendByte(ByteToWrite); + + /* AVR FLASH addressing requires us to modify the write command based on if we are writing a high + * or low byte at the current word address */ + if (V2Command == CMD_PROGRAM_FLASH_ISP) + Write_Memory_Params.ProgrammingCommands[0] ^= READ_WRITE_HIGH_BYTE_MASK; + + /* Check to see if we have a valid polling address */ + if (!(PollAddress) && (ByteToWrite != PollValue)) + { + if ((CurrentByte & 0x01) && (V2Command == CMD_PROGRAM_FLASH_ISP)) + Write_Memory_Params.ProgrammingCommands[2] |= READ_WRITE_HIGH_BYTE_MASK; + else + Write_Memory_Params.ProgrammingCommands[2] &= ~READ_WRITE_HIGH_BYTE_MASK; + + PollAddress = (CurrentAddress & 0xFFFF); + } + + /* If in word programming mode, commit the byte to the target's memory */ + if (!(ProgrammingMode & PROG_MODE_PAGED_WRITES_MASK)) + { + /* If the current polling address is invalid, switch to timed delay write completion mode */ + if (!(PollAddress) && !(ProgrammingMode & PROG_MODE_WORD_READYBUSY_MASK)) + ProgrammingMode = (ProgrammingMode & ~PROG_MODE_WORD_VALUE_MASK) | PROG_MODE_WORD_TIMEDELAY_MASK; + + ProgrammingStatus = ISPTarget_WaitForProgComplete(ProgrammingMode, PollAddress, PollValue, + Write_Memory_Params.DelayMS, + Write_Memory_Params.ProgrammingCommands[2]); + + /* Abort the programming loop early if the byte/word programming failed */ + if (ProgrammingStatus != STATUS_CMD_OK) + break; + + /* Must reset the polling address afterwards, so it is not erroneously used for the next byte */ + 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 + * address boundary has been crossed during FLASH memory programming */ + if ((CurrentByte & 0x01) || (V2Command == CMD_PROGRAM_EEPROM_ISP)) + { + CurrentAddress++; + + if ((V2Command == CMD_PROGRAM_FLASH_ISP) && !(CurrentAddress & 0xFFFF)) + 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) + { + ISPTarget_SendByte(Write_Memory_Params.ProgrammingCommands[1]); + ISPTarget_SendByte(PageStartAddress >> 8); + ISPTarget_SendByte(PageStartAddress & 0xFF); + ISPTarget_SendByte(0x00); + + /* Check if polling is enabled and possible, if not switch to timed delay mode */ + if ((Write_Memory_Params.ProgrammingMode & PROG_MODE_PAGED_VALUE_MASK) && !(PollAddress)) + { + Write_Memory_Params.ProgrammingMode = (Write_Memory_Params.ProgrammingMode & ~PROG_MODE_PAGED_VALUE_MASK) | + PROG_MODE_PAGED_TIMEDELAY_MASK; + } + + ProgrammingStatus = ISPTarget_WaitForProgComplete(Write_Memory_Params.ProgrammingMode, PollAddress, PollValue, + Write_Memory_Params.DelayMS, + Write_Memory_Params.ProgrammingCommands[2]); + + /* 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_8(V2Command); + Endpoint_Write_8(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), NULL); + Read_Memory_Params.BytesToRead = SwapEndian_16(Read_Memory_Params.BytesToRead); + + Endpoint_ClearOUT(); + Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR); + Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); + + 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++) + { + /* Check to see if we need to send a LOAD EXTENDED ADDRESS command to the target */ + if (MustLoadExtendedAddress) + { + ISPTarget_LoadExtendedAddress(); + MustLoadExtendedAddress = false; + } + + /* Read the next byte from the desired memory space in the device */ + ISPTarget_SendByte(Read_Memory_Params.ReadMemoryCommand); + ISPTarget_SendByte(CurrentAddress >> 8); + ISPTarget_SendByte(CurrentAddress & 0xFF); + Endpoint_Write_8(ISPTarget_ReceiveByte()); + + /* Check if the endpoint bank is currently full, if so send the packet */ + if (!(Endpoint_IsReadWriteAllowed())) + { + Endpoint_ClearIN(); + Endpoint_WaitUntilReady(); + } + + /* AVR FLASH addressing requires us to modify the read command based on if we are reading a high + * or low byte at the current word address */ + if (V2Command == CMD_READ_FLASH_ISP) + Read_Memory_Params.ReadMemoryCommand ^= READ_WRITE_HIGH_BYTE_MASK; + + /* 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 */ + if ((CurrentByte & 0x01) || (V2Command == CMD_READ_EEPROM_ISP)) + { + CurrentAddress++; + + if ((V2Command != CMD_READ_EEPROM_ISP) && !(CurrentAddress & 0xFFFF)) + MustLoadExtendedAddress = true; + } + } + + Endpoint_Write_8(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), NULL); + + Endpoint_ClearOUT(); + Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR); + Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); + + uint8_t ResponseStatus = STATUS_CMD_OK; + + /* Send the chip erase commands as given by the host to the device */ + for (uint8_t SByte = 0; SByte < sizeof(Erase_Chip_Params.EraseCommandBytes); SByte++) + ISPTarget_SendByte(Erase_Chip_Params.EraseCommandBytes[SByte]); + + /* Use appropriate command completion check as given by the host (delay or busy polling) */ + if (!(Erase_Chip_Params.PollMethod)) + ISPProtocol_DelayMS(Erase_Chip_Params.EraseDelayMS); + else + ResponseStatus = ISPTarget_WaitWhileTargetBusy(); + + Endpoint_Write_8(CMD_CHIP_ERASE_ISP); + Endpoint_Write_8(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), NULL); + + Endpoint_ClearOUT(); + Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR); + Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); + + uint8_t ResponseBytes[4]; + + /* Send the Fuse or Lock byte read commands as given by the host to the device, store response */ + for (uint8_t RByte = 0; RByte < sizeof(ResponseBytes); RByte++) + ResponseBytes[RByte] = ISPTarget_TransferByte(Read_FuseLockSigOSCCAL_Params.ReadCommandBytes[RByte]); + + 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(); +} + +/** 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), NULL); + + Endpoint_ClearOUT(); + 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_Write_8(V2Command); + Endpoint_Write_8(STATUS_CMD_OK); + Endpoint_Write_8(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)), NULL); + Endpoint_Read_Stream_LE(&SPI_Multi_Params.TxData, SPI_Multi_Params.TxBytes, NULL); + + Endpoint_ClearOUT(); + Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR); + Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); + + Endpoint_Write_8(CMD_SPI_MULTI); + Endpoint_Write_8(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) + ISPTarget_SendByte(SPI_Multi_Params.TxData[CurrTxPos]); + else + ISPTarget_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_8(ISPTarget_TransferByte(SPI_Multi_Params.TxData[CurrTxPos++])); + else + Endpoint_Write_8(ISPTarget_ReceiveByte()); + + /* Check to see if we have filled the endpoint bank and need to send the packet */ + if (!(Endpoint_IsReadWriteAllowed())) + { + Endpoint_ClearIN(); + Endpoint_WaitUntilReady(); + } + + CurrRxPos++; + } + + Endpoint_Write_8(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(); + } +} + +/** 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) +{ + while (DelayMS-- && TimeoutTicksRemaining) + Delay_MS(1); +} + +#endif + diff --git a/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/ISP/ISPProtocol.h b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/ISP/ISPProtocol.h new file mode 100644 index 0000000000..29d2bf747a --- /dev/null +++ b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/ISP/ISPProtocol.h @@ -0,0 +1,81 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2014. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2014 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 + without fee, 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 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 + 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" + #include "Config/AppConfig.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) + + /* 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); + void ISPProtocol_DelayMS(uint8_t DelayMS); +#endif + diff --git a/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/ISP/ISPTarget.c b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/ISP/ISPTarget.c new file mode 100644 index 0000000000..6cfe01708d --- /dev/null +++ b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/ISP/ISPTarget.c @@ -0,0 +1,370 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2014. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2014 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 + without fee, 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 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 + 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__) + +/** List of hardware SPI prescaler masks for possible AVRStudio ISP programming speeds. + * + * \hideinitializer + */ +static const uint8_t SPIMaskFromSCKDuration[] PROGMEM = +{ +#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 +}; + +/** Lookup table to convert the slower ISP speeds into a compare value for the software SPI driver. + * + * \hideinitializer + */ +static const uint16_t TimerCompareFromSCKDuration[] PROGMEM = +{ + TIMER_COMP(96386), TIMER_COMP(89888), TIMER_COMP(84211), TIMER_COMP(79208), TIMER_COMP(74767), + TIMER_COMP(70797), TIMER_COMP(67227), TIMER_COMP(64000), TIMER_COMP(61069), TIMER_COMP(58395), + TIMER_COMP(55945), TIMER_COMP(51613), TIMER_COMP(49690), TIMER_COMP(47905), TIMER_COMP(46243), + TIMER_COMP(43244), TIMER_COMP(41885), TIMER_COMP(39409), TIMER_COMP(38278), TIMER_COMP(36200), + TIMER_COMP(34335), TIMER_COMP(32654), TIMER_COMP(31129), TIMER_COMP(29740), TIMER_COMP(28470), + TIMER_COMP(27304), TIMER_COMP(25724), TIMER_COMP(24768), TIMER_COMP(23461), TIMER_COMP(22285), + TIMER_COMP(21221), TIMER_COMP(20254), TIMER_COMP(19371), TIMER_COMP(18562), TIMER_COMP(17583), + TIMER_COMP(16914), TIMER_COMP(16097), TIMER_COMP(15356), TIMER_COMP(14520), TIMER_COMP(13914), + TIMER_COMP(13224), TIMER_COMP(12599), TIMER_COMP(12031), TIMER_COMP(11511), TIMER_COMP(10944), + TIMER_COMP(10431), TIMER_COMP(9963), TIMER_COMP(9468), TIMER_COMP(9081), TIMER_COMP(8612), + TIMER_COMP(8239), TIMER_COMP(7851), TIMER_COMP(7498), TIMER_COMP(7137), TIMER_COMP(6809), + TIMER_COMP(6478), TIMER_COMP(6178), TIMER_COMP(5879), TIMER_COMP(5607), TIMER_COMP(5359), + TIMER_COMP(5093), TIMER_COMP(4870), TIMER_COMP(4633), TIMER_COMP(4418), TIMER_COMP(4209), + TIMER_COMP(4019), TIMER_COMP(3823), TIMER_COMP(3645), TIMER_COMP(3474), TIMER_COMP(3310), + TIMER_COMP(3161), TIMER_COMP(3011), TIMER_COMP(2869), TIMER_COMP(2734), TIMER_COMP(2611), + TIMER_COMP(2484), TIMER_COMP(2369), TIMER_COMP(2257), TIMER_COMP(2152), TIMER_COMP(2052), + TIMER_COMP(1956), TIMER_COMP(1866), TIMER_COMP(1779), TIMER_COMP(1695), TIMER_COMP(1615), + TIMER_COMP(1539), TIMER_COMP(1468), TIMER_COMP(1398), TIMER_COMP(1333), TIMER_COMP(1271), + TIMER_COMP(1212), TIMER_COMP(1155), TIMER_COMP(1101), TIMER_COMP(1049), TIMER_COMP(1000), + TIMER_COMP(953), TIMER_COMP(909), TIMER_COMP(866), TIMER_COMP(826), TIMER_COMP(787), + TIMER_COMP(750), TIMER_COMP(715), TIMER_COMP(682), TIMER_COMP(650), TIMER_COMP(619), + TIMER_COMP(590), TIMER_COMP(563), TIMER_COMP(536), TIMER_COMP(511), TIMER_COMP(487), + TIMER_COMP(465), TIMER_COMP(443), TIMER_COMP(422), TIMER_COMP(402), TIMER_COMP(384), + TIMER_COMP(366), TIMER_COMP(349), TIMER_COMP(332), TIMER_COMP(317), TIMER_COMP(302), + TIMER_COMP(288), TIMER_COMP(274), TIMER_COMP(261), TIMER_COMP(249), TIMER_COMP(238), + TIMER_COMP(226), TIMER_COMP(216), TIMER_COMP(206), TIMER_COMP(196), TIMER_COMP(187), + TIMER_COMP(178), TIMER_COMP(170), TIMER_COMP(162), TIMER_COMP(154), TIMER_COMP(147), + TIMER_COMP(140), TIMER_COMP(134), TIMER_COMP(128), TIMER_COMP(122), TIMER_COMP(116), + TIMER_COMP(111), TIMER_COMP(105), TIMER_COMP(100), TIMER_COMP(95.4), TIMER_COMP(90.9), + TIMER_COMP(86.6), TIMER_COMP(82.6), TIMER_COMP(78.7), TIMER_COMP(75.0), TIMER_COMP(71.5), + TIMER_COMP(68.2), TIMER_COMP(65.0), TIMER_COMP(61.9), TIMER_COMP(59.0), TIMER_COMP(56.3), + TIMER_COMP(53.6), TIMER_COMP(51.1) +}; + +/** Currently selected SPI driver, either hardware (for fast ISP speeds) or software (for slower ISP speeds). */ +bool HardwareSPIMode = true; + +/** Software SPI data register for sending and receiving */ +static volatile uint8_t SoftSPI_Data; + +/** Number of bits left to transfer in the software SPI driver */ +static volatile uint8_t SoftSPI_BitsRemaining; + + +/** ISR to handle software SPI transmission and reception */ +ISR(TIMER1_COMPA_vect, ISR_BLOCK) +{ + /* Check if rising edge (output next bit) or falling edge (read in next bit) */ + if (!(PINB & (1 << 1))) + { + if (SoftSPI_Data & (1 << 7)) + PORTB |= (1 << 2); + else + PORTB &= ~(1 << 2); + } + else + { + SoftSPI_Data <<= 1; + + if (!(--SoftSPI_BitsRemaining)) + { + TCCR1B = 0; + TIFR1 = (1 << OCF1A); + } + + if (PINB & (1 << 3)) + SoftSPI_Data |= (1 << 0); + } + + /* Fast toggle of PORTB.1 via the PIN register (see datasheet) */ + PINB |= (1 << 1); +} + +/** Initializes the appropriate SPI driver (hardware or software, depending on the selected ISP speed) ready for + * communication with the attached target. + */ +void ISPTarget_EnableTargetISP(void) +{ + uint8_t SCKDuration = V2Params_GetParameterValue(PARAM_SCK_DURATION); + + if (SCKDuration < sizeof(SPIMaskFromSCKDuration)) + { + HardwareSPIMode = true; + + SPI_Init(pgm_read_byte(&SPIMaskFromSCKDuration[SCKDuration]) | SPI_ORDER_MSB_FIRST | + SPI_SCK_LEAD_RISING | SPI_SAMPLE_LEADING | SPI_MODE_MASTER); + } + else + { + HardwareSPIMode = false; + + DDRB |= ((1 << 1) | (1 << 2)); + PORTB |= ((1 << 0) | (1 << 3)); + + ISPTarget_ConfigureSoftwareSPI(SCKDuration); + } +} + +/** Shuts down the current selected SPI driver (hardware or software, depending on the selected ISP speed) so that no + * further communications can occur until the driver is re-initialized. + */ +void ISPTarget_DisableTargetISP(void) +{ + if (HardwareSPIMode) + { + SPI_Disable(); + } + else + { + DDRB &= ~((1 << 1) | (1 << 2)); + PORTB &= ~((1 << 0) | (1 << 3)); + + /* Must re-enable rescue clock once software ISP has exited, as the timer for the rescue clock is + * re-purposed for software SPI */ + ISPTarget_ConfigureRescueClock(); + } +} + +/** Configures the AVR to produce a 4MHz rescue clock out of the OCR1A pin of the AVR, so + * that it can be fed into the XTAL1 pin of an AVR whose fuses have been mis-configured for + * an external clock rather than a crystal. When used, the ISP speed must be 125KHz for this + * functionality to work correctly. + */ +void ISPTarget_ConfigureRescueClock(void) +{ + #if defined(XCK_RESCUE_CLOCK_ENABLE) + /* Configure XCK as an output for the specified AVR model */ + DDRD |= (1 << 5); + + /* Start USART to generate a 4MHz clock on the XCK pin */ + UBRR1 = ((F_CPU / 2 / ISP_RESCUE_CLOCK_SPEED) - 1); + UCSR1B = (1 << TXEN1); + UCSR1C = (1 << UMSEL10) | (1 << UPM11) | (1 << USBS1) | (1 << UCSZ11) | (1 << UCSZ10) | (1 << UCPOL1); + #else + /* Configure OCR1A as an output for the specified AVR model */ + #if defined(USB_SERIES_2_AVR) + DDRC |= (1 << 6); + #else + DDRB |= (1 << 5); + #endif + + /* Start Timer 1 to generate a 4MHz clock on the OCR1A pin */ + TIMSK1 = 0; + TCNT1 = 0; + OCR1A = ((F_CPU / 2 / ISP_RESCUE_CLOCK_SPEED) - 1); + TCCR1A = (1 << COM1A0); + TCCR1B = ((1 << WGM12) | (1 << CS10)); + #endif +} + +/** Configures the AVR's timer ready to produce software SPI for the slower ISP speeds that + * cannot be obtained when using the AVR's hardware SPI module. + * + * \param[in] SCKDuration Duration of the desired software ISP SCK clock + */ +void ISPTarget_ConfigureSoftwareSPI(const uint8_t SCKDuration) +{ + /* Configure Timer 1 for software SPI using the specified SCK duration */ + TIMSK1 = (1 << OCIE1A); + TCNT1 = 0; + OCR1A = pgm_read_word(&TimerCompareFromSCKDuration[SCKDuration - sizeof(SPIMaskFromSCKDuration)]); + TCCR1A = 0; + TCCR1B = 0; +} + +/** Sends and receives a single byte of data to and from the attached target via software SPI. + * + * \param[in] Byte Byte of data to send to the attached target + * + * \return Received byte of data from the attached target + */ +uint8_t ISPTarget_TransferSoftSPIByte(const uint8_t Byte) +{ + SoftSPI_Data = Byte; + SoftSPI_BitsRemaining = 8; + + /* Set initial MOSI pin state according to the byte to be transferred */ + if (SoftSPI_Data & (1 << 7)) + PORTB |= (1 << 2); + else + PORTB &= ~(1 << 2); + + TCNT1 = 0; + TCCR1B = ((1 << WGM12) | (1 << CS11)); + while (SoftSPI_BitsRemaining && TimeoutTicksRemaining); + TCCR1B = 0; + + return SoftSPI_Data; +} + +/** 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, \c false otherwise + */ +void ISPTarget_ChangeTargetResetLine(const bool ResetTarget) +{ + if (ResetTarget) + { + AUX_LINE_DDR |= AUX_LINE_MASK; + + if (!(V2Params_GetParameterValue(PARAM_RESET_POLARITY))) + AUX_LINE_PORT |= AUX_LINE_MASK; + else + AUX_LINE_PORT &= ~AUX_LINE_MASK; + } + else + { + AUX_LINE_DDR &= ~AUX_LINE_MASK; + AUX_LINE_PORT &= ~AUX_LINE_MASK; + } +} + +/** Waits until the target has completed the last operation, by continuously polling the device's + * BUSY flag until it is cleared, or until the command 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 + { + ISPTarget_SendByte(0xF0); + ISPTarget_SendByte(0x00); + ISPTarget_SendByte(0x00); + } + while ((ISPTarget_ReceiveByte() & 0x01) && TimeoutTicksRemaining); + + return (TimeoutTicksRemaining > 0) ? STATUS_CMD_OK : STATUS_RDY_BSY_TOUT; +} + +/** 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) +{ + ISPTarget_SendByte(LOAD_EXTENDED_ADDRESS_CMD); + ISPTarget_SendByte(0x00); + ISPTarget_SendByte(CurrentAddress >> 16); + ISPTarget_SendByte(0x00); +} + +/** 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 \c 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 + { + ISPTarget_SendByte(ReadMemCommand); + ISPTarget_SendByte(PollAddress >> 8); + ISPTarget_SendByte(PollAddress & 0xFF); + } + while ((ISPTarget_TransferByte(0x00) == PollValue) && TimeoutTicksRemaining); + + if (!(TimeoutTicksRemaining)) + ProgrammingStatus = STATUS_CMD_TOUT; + + break; + case PROG_MODE_WORD_READYBUSY_MASK: + case PROG_MODE_PAGED_READYBUSY_MASK: + ProgrammingStatus = ISPTarget_WaitWhileTargetBusy(); + break; + } + + /* Program complete - reset timeout */ + TimeoutTicksRemaining = COMMAND_TIMEOUT_TICKS; + + return ProgrammingStatus; +} + +#endif + diff --git a/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/ISP/ISPTarget.h b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/ISP/ISPTarget.h new file mode 100644 index 0000000000..1687abac18 --- /dev/null +++ b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/ISP/ISPTarget.h @@ -0,0 +1,147 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2014. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2014 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 + without fee, 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 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 + 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 <avr/pgmspace.h> + #include <util/delay.h> + + #include <LUFA/Drivers/USB/USB.h> + #include <LUFA/Drivers/Peripheral/SPI.h> + + #include "../V2Protocol.h" + #include "ISPProtocol.h" + #include "Config/AppConfig.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: */ + /** Low level device command to issue an extended FLASH address, for devices with over 128KB of FLASH. */ + #define LOAD_EXTENDED_ADDRESS_CMD 0x4D + + /** Macro to convert an ISP frequency to a number of timer clock cycles for the software SPI driver. */ + #define TIMER_COMP(freq) (((F_CPU / 8) / 2 / freq) - 1) + + /** ISP rescue clock speed in Hz, for clocking targets with incorrectly set fuses. */ + #define ISP_RESCUE_CLOCK_SPEED 4000000 + + /* External Variables: */ + extern bool HardwareSPIMode; + + /* Function Prototypes: */ + void ISPTarget_EnableTargetISP(void); + void ISPTarget_DisableTargetISP(void); + void ISPTarget_ConfigureRescueClock(void); + void ISPTarget_ConfigureSoftwareSPI(const uint8_t SCKDuration); + uint8_t ISPTarget_TransferSoftSPIByte(const uint8_t Byte); + void ISPTarget_ChangeTargetResetLine(const bool ResetTarget); + uint8_t ISPTarget_WaitWhileTargetBusy(void); + void ISPTarget_LoadExtendedAddress(void); + uint8_t ISPTarget_WaitForProgComplete(const uint8_t ProgrammingMode, + const uint16_t PollAddress, + const uint8_t PollValue, + const uint8_t DelayMS, + const uint8_t ReadMemCommand); + + /* Inline Functions: */ + /** Sends a byte of ISP data to the attached target, using the appropriate SPI hardware or + * software routines depending on the selected ISP speed. + * + * \param[in] Byte Byte of data to send to the attached target + */ + static inline void ISPTarget_SendByte(const uint8_t Byte) + { + if (HardwareSPIMode) + SPI_SendByte(Byte); + else + ISPTarget_TransferSoftSPIByte(Byte); + } + + /** Receives a byte of ISP data from the attached target, using the appropriate + * SPI hardware or software routines depending on the selected ISP speed. + * + * \return Received byte of data from the attached target + */ + static inline uint8_t ISPTarget_ReceiveByte(void) + { + uint8_t ReceivedByte; + + if (HardwareSPIMode) + ReceivedByte = SPI_ReceiveByte(); + else + ReceivedByte = ISPTarget_TransferSoftSPIByte(0x00); + + #if defined(INVERTED_ISP_MISO) + return ~ReceivedByte; + #else + return ReceivedByte; + #endif + } + + /** Sends and receives a byte of ISP data to and from the attached target, using the + * appropriate SPI hardware or software routines depending on the selected ISP speed. + * + * \param[in] Byte Byte of data to send to the attached target + * + * \return Received byte of data from the attached target + */ + static inline uint8_t ISPTarget_TransferByte(const uint8_t Byte) + { + uint8_t ReceivedByte; + + if (HardwareSPIMode) + ReceivedByte = SPI_TransferByte(Byte); + else + ReceivedByte = ISPTarget_TransferSoftSPIByte(Byte); + + #if defined(INVERTED_ISP_MISO) + return ~ReceivedByte; + #else + return ReceivedByte; + #endif + } + +#endif + diff --git a/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/V2Protocol.c b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/V2Protocol.c new file mode 100644 index 0000000000..a4fada724b --- /dev/null +++ b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/V2Protocol.c @@ -0,0 +1,267 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2014. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2014 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 + without fee, 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 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 + 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 + * + * V2Protocol handler, to process V2 Protocol commands used in Atmel programmer devices. + */ + +#define INCLUDE_FROM_V2PROTOCOL_C +#include "V2Protocol.h" + +/** Current memory address for FLASH/EEPROM memory read/write commands */ +uint32_t CurrentAddress; + +/** Flag to indicate that the next read/write operation must update the device's current extended FLASH address */ +bool MustLoadExtendedAddress; + + +/** ISR to manage timeouts whilst processing a V2Protocol command */ +ISR(TIMER0_COMPA_vect, ISR_NOBLOCK) +{ + if (TimeoutTicksRemaining) + TimeoutTicksRemaining--; + else + TCCR0B = 0; +} + +/** Initializes the hardware and software associated with the V2 protocol command handling. */ +void V2Protocol_Init(void) +{ + #if defined(ADC) && !defined(NO_VTARGET_DETECT) + /* Initialize the ADC converter for VTARGET level detection on supported AVR models */ + ADC_Init(ADC_FREE_RUNNING | ADC_PRESCALE_128); + ADC_SetupChannel(VTARGET_ADC_CHANNEL); + ADC_StartReading(VTARGET_REF_MASK | ADC_RIGHT_ADJUSTED | VTARGET_ADC_CHANNEL_MASK); + #endif + + /* Timeout timer initialization (~10ms period) */ + OCR0A = (((F_CPU / 1024) / 100) - 1); + TCCR0A = (1 << WGM01); + TIMSK0 = (1 << OCIE0A); + + V2Params_LoadNonVolatileParamValues(); + + #if defined(ENABLE_ISP_PROTOCOL) + ISPTarget_ConfigureRescueClock(); + #endif +} + +/** Master V2 Protocol packet handler, for received V2 Protocol packets from a connected host. + * This routine decodes the issued command and passes off the handling of the command to the + * appropriate function. + */ +void V2Protocol_ProcessCommand(void) +{ + uint8_t V2Command = Endpoint_Read_8(); + + /* Reset timeout counter duration and start the timer */ + TimeoutTicksRemaining = COMMAND_TIMEOUT_TICKS; + TCCR0B = ((1 << CS02) | (1 << CS00)); + + switch (V2Command) + { + case CMD_SIGN_ON: + V2Protocol_SignOn(); + break; + case CMD_SET_PARAMETER: + case CMD_GET_PARAMETER: + V2Protocol_GetSetParam(V2Command); + break; + case CMD_LOAD_ADDRESS: + V2Protocol_LoadAddress(); + break; + case CMD_RESET_PROTECTION: + V2Protocol_ResetProtection(); + break; +#if defined(ENABLE_ISP_PROTOCOL) + case CMD_ENTER_PROGMODE_ISP: + ISPProtocol_EnterISPMode(); + break; + case CMD_LEAVE_PROGMODE_ISP: + ISPProtocol_LeaveISPMode(); + break; + case CMD_PROGRAM_FLASH_ISP: + case CMD_PROGRAM_EEPROM_ISP: + ISPProtocol_ProgramMemory(V2Command); + break; + case CMD_READ_FLASH_ISP: + case CMD_READ_EEPROM_ISP: + ISPProtocol_ReadMemory(V2Command); + break; + case CMD_CHIP_ERASE_ISP: + ISPProtocol_ChipErase(); + break; + case CMD_READ_FUSE_ISP: + case CMD_READ_LOCK_ISP: + case CMD_READ_SIGNATURE_ISP: + case CMD_READ_OSCCAL_ISP: + ISPProtocol_ReadFuseLockSigOSCCAL(V2Command); + break; + case CMD_PROGRAM_FUSE_ISP: + case CMD_PROGRAM_LOCK_ISP: + ISPProtocol_WriteFuseLock(V2Command); + break; + case CMD_SPI_MULTI: + ISPProtocol_SPIMulti(); + break; +#endif +#if defined(ENABLE_XPROG_PROTOCOL) + case CMD_XPROG_SETMODE: + XPROGProtocol_SetMode(); + break; + case CMD_XPROG: + XPROGProtocol_Command(); + break; +#endif + default: + V2Protocol_UnknownCommand(V2Command); + break; + } + + /* Disable the timeout management timer */ + TCCR0B = 0; + + Endpoint_WaitUntilReady(); + Endpoint_SelectEndpoint(AVRISP_DATA_OUT_EPADDR); + Endpoint_SetEndpointDirection(ENDPOINT_DIR_OUT); +} + +/** Handler for unknown V2 protocol commands. This discards all sent data and returns a + * STATUS_CMD_UNKNOWN status back to the host. + * + * \param[in] V2Command Issued V2 Protocol command byte from the host + */ +static void V2Protocol_UnknownCommand(const uint8_t V2Command) +{ + /* Discard all incoming data */ + while (Endpoint_BytesInEndpoint() == AVRISP_DATA_EPSIZE) + { + Endpoint_ClearOUT(); + Endpoint_WaitUntilReady(); + } + + Endpoint_ClearOUT(); + Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR); + Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); + + Endpoint_Write_8(V2Command); + Endpoint_Write_8(STATUS_CMD_UNKNOWN); + Endpoint_ClearIN(); +} + +/** Handler for the CMD_SIGN_ON command, returning the programmer ID string to the host. */ +static void V2Protocol_SignOn(void) +{ + Endpoint_ClearOUT(); + Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR); + Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); + + Endpoint_Write_8(CMD_SIGN_ON); + Endpoint_Write_8(STATUS_CMD_OK); + Endpoint_Write_8(sizeof(PROGRAMMER_ID) - 1); + Endpoint_Write_Stream_LE(PROGRAMMER_ID, (sizeof(PROGRAMMER_ID) - 1), NULL); + Endpoint_ClearIN(); +} + +/** Handler for the CMD_RESET_PROTECTION command, implemented as a dummy ACK function as + * no target short-circuit protection is currently implemented. + */ +static void V2Protocol_ResetProtection(void) +{ + Endpoint_ClearOUT(); + Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR); + Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); + + Endpoint_Write_8(CMD_RESET_PROTECTION); + Endpoint_Write_8(STATUS_CMD_OK); + Endpoint_ClearIN(); +} + + +/** Handler for the CMD_SET_PARAMETER and CMD_GET_PARAMETER commands from the host, setting or + * getting a device parameter's value from the parameter table. + * + * \param[in] V2Command Issued V2 Protocol command byte from the host + */ +static void V2Protocol_GetSetParam(const uint8_t V2Command) +{ + uint8_t ParamID = Endpoint_Read_8(); + uint8_t ParamValue; + + if (V2Command == CMD_SET_PARAMETER) + ParamValue = Endpoint_Read_8(); + + Endpoint_ClearOUT(); + Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR); + Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); + + Endpoint_Write_8(V2Command); + + uint8_t ParamPrivs = V2Params_GetParameterPrivileges(ParamID); + + if ((V2Command == CMD_SET_PARAMETER) && (ParamPrivs & PARAM_PRIV_WRITE)) + { + Endpoint_Write_8(STATUS_CMD_OK); + V2Params_SetParameterValue(ParamID, ParamValue); + } + else if ((V2Command == CMD_GET_PARAMETER) && (ParamPrivs & PARAM_PRIV_READ)) + { + Endpoint_Write_8(STATUS_CMD_OK); + Endpoint_Write_8(V2Params_GetParameterValue(ParamID)); + } + else + { + Endpoint_Write_8(STATUS_CMD_FAILED); + } + + Endpoint_ClearIN(); +} + +/** Handler for the CMD_LOAD_ADDRESS command, loading the given device address into a + * global storage variable for later use, and issuing LOAD EXTENDED ADDRESS commands + * to the attached device as required. + */ +static void V2Protocol_LoadAddress(void) +{ + Endpoint_Read_Stream_BE(&CurrentAddress, sizeof(CurrentAddress), NULL); + + Endpoint_ClearOUT(); + Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR); + Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); + + if (CurrentAddress & (1UL << 31)) + MustLoadExtendedAddress = true; + + Endpoint_Write_8(CMD_LOAD_ADDRESS); + Endpoint_Write_8(STATUS_CMD_OK); + Endpoint_ClearIN(); +} + diff --git a/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/V2Protocol.h b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/V2Protocol.h new file mode 100644 index 0000000000..143e6965d4 --- /dev/null +++ b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/V2Protocol.h @@ -0,0 +1,105 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2014. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2014 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 + without fee, 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 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 + 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 V2Protocol.c. + */ + +#ifndef _V2_PROTOCOL_ +#define _V2_PROTOCOL_ + + /* Includes: */ + #include <avr/io.h> + #include <avr/interrupt.h> + #include <avr/wdt.h> + + #include <LUFA/Drivers/USB/USB.h> + + #include "../AVRISPDescriptors.h" + #include "V2ProtocolConstants.h" + #include "V2ProtocolParams.h" + #include "ISP/ISPProtocol.h" + #include "XPROG/XPROGProtocol.h" + #include "Config/AppConfig.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 + + #if defined(USB_SERIES_4_AVR) && ((VTARGET_ADC_CHANNEL == 2) || (VTARGET_ADC_CHANNEL == 3)) && !defined(NO_VTARGET_DETECT) + #error The U4 AVR chips do not contain ADC channels 2 or 3. Please change VTARGET_ADC_CHANNEL or define NO_VTARGET_DETECT in the makefile. + #endif + + #if defined(VTARGET_USE_INTERNAL_REF) + #undef VTARGET_REF_VOLTS + #define VTARGET_REF_VOLTS 2.56 + + #define VTARGET_REF_MASK ADC_REFERENCE_INT2560MV + #else + #define VTARGET_REF_MASK ADC_REFERENCE_AVCC + #endif + + /* Macros: */ + /** Programmer ID string, returned to the host during the CMD_SIGN_ON command processing. */ + #define PROGRAMMER_ID "AVRISP_MK2" + + /** Timeout period for each issued command from the host before it is aborted (in 10ms ticks). */ + #define COMMAND_TIMEOUT_TICKS 100 + + /** Command timeout ticks remaining counter, GPIOR for speed. */ + #define TimeoutTicksRemaining GPIOR1 + + /** MUX mask for the VTARGET ADC channel number. */ + #define VTARGET_ADC_CHANNEL_MASK ADC_GET_CHANNEL_MASK(VTARGET_ADC_CHANNEL) + + /* External Variables: */ + extern uint32_t CurrentAddress; + extern bool MustLoadExtendedAddress; + + /* Function Prototypes: */ + void V2Protocol_Init(void); + void V2Protocol_ProcessCommand(void); + + #if defined(INCLUDE_FROM_V2PROTOCOL_C) + static void V2Protocol_UnknownCommand(const uint8_t V2Command); + static void V2Protocol_SignOn(void); + static void V2Protocol_GetSetParam(const uint8_t V2Command); + static void V2Protocol_ResetProtection(void); + static void V2Protocol_LoadAddress(void); + #endif + +#endif + diff --git a/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/V2ProtocolConstants.h b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/V2ProtocolConstants.h new file mode 100644 index 0000000000..efa8ee6749 --- /dev/null +++ b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/V2ProtocolConstants.h @@ -0,0 +1,90 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2014. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2014 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 + without fee, 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 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 + 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 + * + * Macros for the V2 Protocol Packet Commands and Responses. + */ + +#ifndef _V2_PROTOCOL_CONSTANTS_ +#define _V2_PROTOCOL_CONSTANTS_ + + /* Macros: */ + #define CMD_SIGN_ON 0x01 + #define CMD_SET_PARAMETER 0x02 + #define CMD_GET_PARAMETER 0x03 + #define CMD_OSCCAL 0x05 + #define CMD_LOAD_ADDRESS 0x06 + #define CMD_FIRMWARE_UPGRADE 0x07 + #define CMD_RESET_PROTECTION 0x0A + #define CMD_ENTER_PROGMODE_ISP 0x10 + #define CMD_LEAVE_PROGMODE_ISP 0x11 + #define CMD_CHIP_ERASE_ISP 0x12 + #define CMD_PROGRAM_FLASH_ISP 0x13 + #define CMD_READ_FLASH_ISP 0x14 + #define CMD_PROGRAM_EEPROM_ISP 0x15 + #define CMD_READ_EEPROM_ISP 0x16 + #define CMD_PROGRAM_FUSE_ISP 0x17 + #define CMD_READ_FUSE_ISP 0x18 + #define CMD_PROGRAM_LOCK_ISP 0x19 + #define CMD_READ_LOCK_ISP 0x1A + #define CMD_READ_SIGNATURE_ISP 0x1B + #define CMD_READ_OSCCAL_ISP 0x1C + #define CMD_SPI_MULTI 0x1D + #define CMD_XPROG 0x50 + #define CMD_XPROG_SETMODE 0x51 + + #define STATUS_CMD_OK 0x00 + #define STATUS_CMD_TOUT 0x80 + #define STATUS_RDY_BSY_TOUT 0x81 + #define STATUS_SET_PARAM_MISSING 0x82 + #define STATUS_CMD_FAILED 0xC0 + #define STATUS_CMD_UNKNOWN 0xC9 + #define STATUS_CMD_ILLEGAL_PARAM 0xCA + #define STATUS_ISP_READY 0x00 + #define STATUS_CONN_FAIL_MOSI 0x01 + #define STATUS_CONN_FAIL_RST 0x02 + #define STATUS_CONN_FAIL_SCK 0x04 + #define STATUS_TGT_NOT_DETECTED 0x10 + #define STATUS_TGT_REVERSE_INSERTED 0x20 + + #define PARAM_BUILD_NUMBER_LOW 0x80 + #define PARAM_BUILD_NUMBER_HIGH 0x81 + #define PARAM_HW_VER 0x90 + #define PARAM_SW_MAJOR 0x91 + #define PARAM_SW_MINOR 0x92 + #define PARAM_VTARGET 0x94 + #define PARAM_SCK_DURATION 0x98 + #define PARAM_RESET_POLARITY 0x9E + #define PARAM_STATUS_TGT_CONN 0xA1 + #define PARAM_DISCHARGEDELAY 0xA4 + +#endif + diff --git a/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/V2ProtocolParams.c b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/V2ProtocolParams.c new file mode 100644 index 0000000000..2f287060c9 --- /dev/null +++ b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/V2ProtocolParams.c @@ -0,0 +1,207 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2014. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2014 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 + without fee, 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 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 + 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 + * + * V2Protocol parameter handler, to process V2 Protocol device parameters. + */ + +#define INCLUDE_FROM_V2PROTOCOL_PARAMS_C +#include "V2ProtocolParams.h" + +/* Non-Volatile Parameter Values for EEPROM storage */ +static uint8_t EEMEM EEPROM_Reset_Polarity = 0x01; + +/* Non-Volatile Parameter Values for EEPROM storage */ +static uint8_t EEMEM EEPROM_SCK_Duration = 0x06; + +/* Volatile Parameter Values for RAM storage */ +static ParameterItem_t ParameterTable[] = + { + { .ParamID = PARAM_BUILD_NUMBER_LOW, + .ParamPrivileges = PARAM_PRIV_READ, + .ParamValue = 0 }, + + { .ParamID = PARAM_BUILD_NUMBER_HIGH, + .ParamPrivileges = PARAM_PRIV_READ, + .ParamValue = 0 }, + + { .ParamID = PARAM_HW_VER, + .ParamPrivileges = PARAM_PRIV_READ, + .ParamValue = 0x00 }, + + { .ParamID = PARAM_SW_MAJOR, + .ParamPrivileges = PARAM_PRIV_READ, + .ParamValue = 0x01 }, + + { .ParamID = PARAM_SW_MINOR, + .ParamPrivileges = PARAM_PRIV_READ, + .ParamValue = FIRMWARE_VERSION_MINOR }, + + { .ParamID = PARAM_VTARGET, + .ParamPrivileges = PARAM_PRIV_READ, + .ParamValue = (uint8_t)(3.3 * 10) }, + + { .ParamID = PARAM_SCK_DURATION, + .ParamPrivileges = PARAM_PRIV_READ | PARAM_PRIV_WRITE, + .ParamValue = 6 }, + + { .ParamID = PARAM_RESET_POLARITY, + .ParamPrivileges = PARAM_PRIV_READ | PARAM_PRIV_WRITE, + .ParamValue = 0x01 }, + + { .ParamID = PARAM_STATUS_TGT_CONN, + .ParamPrivileges = PARAM_PRIV_READ, + .ParamValue = STATUS_ISP_READY }, + + { .ParamID = PARAM_DISCHARGEDELAY, + .ParamPrivileges = PARAM_PRIV_READ | PARAM_PRIV_WRITE, + .ParamValue = 0x00 }, + }; + + +/** Loads saved non-volatile parameter values from the EEPROM into the parameter table, as needed. */ +void V2Params_LoadNonVolatileParamValues(void) +{ + /* Read parameter values that are stored in non-volatile EEPROM */ + uint8_t ResetPolarity = eeprom_read_byte(&EEPROM_Reset_Polarity); + uint8_t SCKDuration = eeprom_read_byte(&EEPROM_SCK_Duration); + + /* Update current parameter table if the EEPROM contents was not blank */ + if (ResetPolarity != 0xFF) + V2Params_GetParamFromTable(PARAM_RESET_POLARITY)->ParamValue = ResetPolarity; + + /* Update current parameter table if the EEPROM contents was not blank */ + if (SCKDuration != 0xFF) + V2Params_GetParamFromTable(PARAM_SCK_DURATION)->ParamValue = SCKDuration; +} + +/** Updates any parameter values that are sourced from hardware rather than explicitly set by the host, such as + * VTARGET levels from the ADC on supported AVR models. + */ +void V2Params_UpdateParamValues(void) +{ + #if (defined(ADC) && !defined(NO_VTARGET_DETECT)) + /* Update VTARGET parameter with the latest ADC conversion of VTARGET on supported AVR models */ + V2Params_GetParamFromTable(PARAM_VTARGET)->ParamValue = (((uint16_t)(VTARGET_REF_VOLTS * 10 * VTARGET_SCALE_FACTOR) * ADC_GetResult()) / 1024); + #endif +} + +/** Retrieves the host PC read/write privileges for a given parameter in the parameter table. This should + * be called before calls to \ref V2Params_GetParameterValue() or \ref V2Params_SetParameterValue() when + * getting or setting parameter values in response to requests from the host. + * + * \param[in] ParamID Parameter ID whose privileges are to be retrieved from the table + * + * \return Privileges for the requested parameter, as a mask of \c PARAM_PRIV_* masks + */ +uint8_t V2Params_GetParameterPrivileges(const uint8_t ParamID) +{ + ParameterItem_t* const ParamInfo = V2Params_GetParamFromTable(ParamID); + + if (ParamInfo == NULL) + return 0; + + return ParamInfo->ParamPrivileges; +} + +/** Retrieves the current value for a given parameter in the parameter table. + * + * \note This function does not first check for read privileges - if the value is being sent to the host via a + * GET PARAM command, \ref V2Params_GetParameterPrivileges() should be called first to ensure that the + * parameter is host-readable. + * + * \param[in] ParamID Parameter ID whose value is to be retrieved from the table + * + * \return Current value of the parameter in the table, or 0 if not found + */ +uint8_t V2Params_GetParameterValue(const uint8_t ParamID) +{ + ParameterItem_t* const ParamInfo = V2Params_GetParamFromTable(ParamID); + + if (ParamInfo == NULL) + return 0; + + return ParamInfo->ParamValue; +} + +/** Sets the value for a given parameter in the parameter table. + * + * \note This function does not first check for write privileges - if the value is being sourced from the host + * via a SET PARAM command, \ref V2Params_GetParameterPrivileges() should be called first to ensure that the + * parameter is host-writable. + * + * \param[in] ParamID Parameter ID whose value is to be set in the table + * \param[in] Value New value to set the parameter to + * + * \return Pointer to the associated parameter information from the parameter table if found, NULL otherwise + */ +void V2Params_SetParameterValue(const uint8_t ParamID, + const uint8_t Value) +{ + ParameterItem_t* const ParamInfo = V2Params_GetParamFromTable(ParamID); + + if (ParamInfo == NULL) + return; + + ParamInfo->ParamValue = Value; + + /* The target RESET line polarity is a non-volatile parameter, save to EEPROM when changed */ + if (ParamID == PARAM_RESET_POLARITY) + eeprom_update_byte(&EEPROM_Reset_Polarity, Value); + + /* The target SCK line period is a non-volatile parameter, save to EEPROM when changed */ + if (ParamID == PARAM_SCK_DURATION) + eeprom_update_byte(&EEPROM_SCK_Duration, Value); +} + +/** Retrieves a parameter entry (including ID, value and privileges) from the parameter table that matches the given + * parameter ID. + * + * \param[in] ParamID Parameter ID to find in the table + * + * \return Pointer to the associated parameter information from the parameter table if found, NULL otherwise + */ +static ParameterItem_t* const V2Params_GetParamFromTable(const uint8_t ParamID) +{ + ParameterItem_t* CurrTableItem = ParameterTable; + + /* Find the parameter in the parameter table if present */ + for (uint8_t TableIndex = 0; TableIndex < TABLE_PARAM_COUNT; TableIndex++) + { + if (ParamID == CurrTableItem->ParamID) + return CurrTableItem; + + CurrTableItem++; + } + + return NULL; +} + diff --git a/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/V2ProtocolParams.h b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/V2ProtocolParams.h new file mode 100644 index 0000000000..1155dbe4da --- /dev/null +++ b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/V2ProtocolParams.h @@ -0,0 +1,91 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2014. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2014 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 + without fee, 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 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 + 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 V2ProtocolParams.c. + */ + +#ifndef _V2_PROTOCOL_PARAMS_ +#define _V2_PROTOCOL_PARAMS_ + + /* Includes: */ + #include <avr/io.h> + #include <avr/eeprom.h> + + #if defined(ADC) + #include <LUFA/Drivers/Peripheral/ADC.h> + #endif + + #include "V2Protocol.h" + #include "V2ProtocolConstants.h" + #include "ISP/ISPTarget.h" + #include "Config/AppConfig.h" + + /* Macros: */ + /** Parameter privilege mask to allow the host PC to read the parameter's value. */ + #define PARAM_PRIV_READ (1 << 0) + + /** Parameter privilege mask to allow the host PC to change the parameter's value. */ + #define PARAM_PRIV_WRITE (1 << 1) + + /** Total number of parameters in the parameter table */ + #define TABLE_PARAM_COUNT (sizeof(ParameterTable) / sizeof(ParameterTable[0])) + + #if (!defined(FIRMWARE_VERSION_MINOR) || defined(__DOXYGEN__)) + /** Minor firmware version, reported to the host on request; must match the version + * the host is expecting, or it (may) reject further communications with the programmer. */ + #define FIRMWARE_VERSION_MINOR 0x17 + #endif + + /* Type Defines: */ + /** Type define for a parameter table entry indicating a PC readable or writable device parameter. */ + typedef struct + { + const uint8_t ParamID; /**< Parameter ID number to uniquely identify the parameter within the device */ + const uint8_t ParamPrivileges; /**< Parameter privileges to allow the host to read or write the parameter's value */ + uint8_t ParamValue; /**< Current parameter's value within the device */ + } ParameterItem_t; + + /* Function Prototypes: */ + void V2Params_LoadNonVolatileParamValues(void); + void V2Params_UpdateParamValues(void); + + uint8_t V2Params_GetParameterPrivileges(const uint8_t ParamID); + uint8_t V2Params_GetParameterValue(const uint8_t ParamID); + void V2Params_SetParameterValue(const uint8_t ParamID, + const uint8_t Value); + + #if defined(INCLUDE_FROM_V2PROTOCOL_PARAMS_C) + static ParameterItem_t* const V2Params_GetParamFromTable(const uint8_t ParamID); + #endif + +#endif + diff --git a/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c new file mode 100644 index 0000000000..277e58f2f4 --- /dev/null +++ b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c @@ -0,0 +1,274 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2014. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2014 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 + without fee, 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 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 + 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 TINY target's NVM module. + */ + +#define INCLUDE_FROM_TINYNVM_C +#include "TINYNVM.h" + +#if defined(ENABLE_XPROG_PROTOCOL) || defined(__DOXYGEN__) + +/** Sends the given pointer address to the target's TPI pointer register */ +static void TINYNVM_SendPointerAddress(const uint16_t AbsoluteAddress) +{ + /* Send the given 16-bit address to the target, LSB first */ + XPROGTarget_SendByte(TPI_CMD_SSTPR | 0); + XPROGTarget_SendByte(AbsoluteAddress & 0xFF); + XPROGTarget_SendByte(TPI_CMD_SSTPR | 1); + XPROGTarget_SendByte(AbsoluteAddress >> 8); +} + +/** Sends a SIN command to the target with the specified I/O address, ready for the data byte to be written. + * + * \param[in] Address 6-bit I/O address to write to in the target's I/O memory space + */ +static void TINYNVM_SendReadNVMRegister(const uint8_t Address) +{ + /* The TPI command for reading from the I/O space uses strange addressing, where the I/O address's upper + * two bits of the 6-bit address are shifted left once - use function to reduce code size */ + XPROGTarget_SendByte(TPI_CMD_SIN(Address)); +} + +/** Sends a SOUT command to the target with the specified I/O address, ready for the data byte to be read. + * + * \param[in] Address 6-bit I/O address to read from in the target's I/O memory space + */ +static void TINYNVM_SendWriteNVMRegister(const uint8_t Address) +{ + /* The TPI command for reading from the I/O space uses strange addressing, where the I/O address's upper + * two bits of the 6-bit address are shifted left once - use function to reduce code size */ + XPROGTarget_SendByte(TPI_CMD_SOUT(Address)); +} + +/** Busy-waits while the NVM controller is busy performing a NVM operation, such as a FLASH page read. + * + * \return Boolean \c true if the NVM controller became ready within the timeout period, \c false otherwise + */ +bool TINYNVM_WaitWhileNVMBusBusy(void) +{ + /* Poll the STATUS register to check to see if NVM access has been enabled */ + for (;;) + { + /* Send the SLDCS command to read the TPI STATUS register to see the NVM bus is active */ + XPROGTarget_SendByte(TPI_CMD_SLDCS(TPI_REG_STATUS)); + + uint8_t StatusRegister = XPROGTarget_ReceiveByte(); + + /* We might have timed out waiting for the status register read response, check here */ + if (!(TimeoutTicksRemaining)) + return false; + + /* Check the status register read response to see if the NVM bus is enabled */ + if (StatusRegister & TPI_STATUS_NVM) + return true; + } +} + +/** Waits while the target's NVM controller is busy performing an operation, exiting if the + * timeout period expires. + * + * \return Boolean \c true if the NVM controller became ready within the timeout period, \c false otherwise + */ +bool TINYNVM_WaitWhileNVMControllerBusy(void) +{ + /* Poll the STATUS register to check to see if NVM access has been enabled */ + for (;;) + { + /* Send the SIN command to read the TPI STATUS register to see the NVM bus is busy */ + TINYNVM_SendReadNVMRegister(XPROG_Param_NVMCSRRegAddr); + + uint8_t StatusRegister = XPROGTarget_ReceiveByte(); + + /* We might have timed out waiting for the status register read response, check here */ + if (!(TimeoutTicksRemaining)) + return false; + + /* Check to see if the BUSY flag is still set */ + if (!(StatusRegister & (1 << 7))) + return true; + } +} + +/** Enables the physical TPI interface on the target and enables access to the internal NVM controller. + * + * \return Boolean \c true if the TPI interface was enabled successfully, \c false otherwise + */ +bool TINYNVM_EnableTPI(void) +{ + /* Enable TPI programming mode with the attached target */ + XPROGTarget_EnableTargetTPI(); + + /* Lower direction change guard time to 32 USART bits */ + XPROGTarget_SendByte(TPI_CMD_SSTCS(TPI_REG_CTRL)); + XPROGTarget_SendByte(0x02); + + /* Enable access to the XPROG NVM bus by sending the documented NVM access key to the device */ + XPROGTarget_SendByte(TPI_CMD_SKEY); + for (uint8_t i = sizeof(TPI_NVMENABLE_KEY); i > 0; i--) + XPROGTarget_SendByte(TPI_NVMENABLE_KEY[i - 1]); + + /* Wait until the NVM bus becomes active */ + return TINYNVM_WaitWhileNVMBusBusy(); +} + +/** Removes access to the target's NVM controller and physically disables the target's physical TPI interface. */ +void TINYNVM_DisableTPI(void) +{ + TINYNVM_WaitWhileNVMBusBusy(); + + do + { + /* Clear the NVMEN bit in the TPI STATUS register to disable TPI mode */ + XPROGTarget_SendByte(TPI_CMD_SSTCS(TPI_REG_STATUS)); + XPROGTarget_SendByte(0x00); + + /* Read back the STATUS register, check to see if it took effect */ + XPROGTarget_SendByte(TPI_CMD_SLDCS(TPI_REG_STATUS)); + } while (XPROGTarget_ReceiveByte() != 0x00); + + XPROGTarget_DisableTargetTPI(); +} + +/** Reads memory from the target's memory spaces. + * + * \param[in] ReadAddress Start address to read from within the target's address space + * \param[out] ReadBuffer Buffer to store read data into + * \param[in] ReadSize Length of the data to read from the device + * + * \return Boolean \c true if the command sequence complete successfully + */ +bool TINYNVM_ReadMemory(const uint16_t ReadAddress, + uint8_t* ReadBuffer, + uint16_t ReadSize) +{ + /* Wait until the NVM controller is no longer busy */ + if (!(TINYNVM_WaitWhileNVMControllerBusy())) + return false; + + /* Set the NVM control register to the NO OP command for memory reading */ + TINYNVM_SendWriteNVMRegister(XPROG_Param_NVMCMDRegAddr); + XPROGTarget_SendByte(TINY_NVM_CMD_NOOP); + + /* Send the address of the location to read from */ + TINYNVM_SendPointerAddress(ReadAddress); + + while (ReadSize-- && TimeoutTicksRemaining) + { + /* Read the byte of data from the target */ + XPROGTarget_SendByte(TPI_CMD_SLD(TPI_POINTER_INDIRECT_PI)); + *(ReadBuffer++) = XPROGTarget_ReceiveByte(); + } + + return (TimeoutTicksRemaining > 0); +} + +/** Writes word addressed memory to the target's memory spaces. + * + * \param[in] WriteAddress Start address to write to within the target's address space + * \param[in] WriteBuffer Buffer to source data from + * \param[in] WriteLength Total number of bytes to write to the device (must be an integer multiple of 2) + * + * \return Boolean \c true if the command sequence complete successfully + */ +bool TINYNVM_WriteMemory(const uint16_t WriteAddress, + uint8_t* WriteBuffer, + uint16_t WriteLength) +{ + /* Wait until the NVM controller is no longer busy */ + if (!(TINYNVM_WaitWhileNVMControllerBusy())) + return false; + + /* Must have an integer number of words to write - if extra byte, word-align via a dummy high byte */ + if (WriteLength & 0x01) + WriteBuffer[WriteLength++] = 0xFF; + + /* Set the NVM control register to the WORD WRITE command for memory writing */ + TINYNVM_SendWriteNVMRegister(XPROG_Param_NVMCMDRegAddr); + XPROGTarget_SendByte(TINY_NVM_CMD_WORDWRITE); + + /* Send the address of the location to write to */ + TINYNVM_SendPointerAddress(WriteAddress); + + while (WriteLength) + { + /* Wait until the NVM controller is no longer busy */ + if (!(TINYNVM_WaitWhileNVMControllerBusy())) + return false; + + /* Write the low byte of data to the target */ + XPROGTarget_SendByte(TPI_CMD_SST(TPI_POINTER_INDIRECT_PI)); + XPROGTarget_SendByte(*(WriteBuffer++)); + + /* Write the high byte of data to the target */ + XPROGTarget_SendByte(TPI_CMD_SST(TPI_POINTER_INDIRECT_PI)); + XPROGTarget_SendByte(*(WriteBuffer++)); + + /* Need to decrement the write length twice, since we wrote a whole two-byte word */ + WriteLength -= 2; + } + + return true; +} + +/** Erases the target's memory space. + * + * \param[in] EraseCommand NVM erase command to send to the device + * \param[in] Address Address inside the memory space to erase + * + * \return Boolean \c true if the command sequence complete successfully + */ +bool TINYNVM_EraseMemory(const uint8_t EraseCommand, + const uint16_t Address) +{ + /* Wait until the NVM controller is no longer busy */ + if (!(TINYNVM_WaitWhileNVMControllerBusy())) + return false; + + /* Set the NVM control register to the target memory erase command */ + TINYNVM_SendWriteNVMRegister(XPROG_Param_NVMCMDRegAddr); + XPROGTarget_SendByte(EraseCommand); + + /* Write to a high byte location within the target address space to start the erase process */ + TINYNVM_SendPointerAddress(Address | 0x0001); + XPROGTarget_SendByte(TPI_CMD_SST(TPI_POINTER_INDIRECT)); + XPROGTarget_SendByte(0x00); + + /* Wait until the NVM controller is no longer busy */ + if (!(TINYNVM_WaitWhileNVMControllerBusy())) + return false; + + return true; +} + +#endif + diff --git a/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.h b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.h new file mode 100644 index 0000000000..915c00cc50 --- /dev/null +++ b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.h @@ -0,0 +1,86 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2014. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2014 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 + without fee, 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 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 + 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 TINYNVM.c. + */ + +#ifndef _TINY_NVM_ +#define _TINY_NVM_ + + /* Includes: */ + #include <avr/io.h> + #include <avr/interrupt.h> + #include <stdbool.h> + + #include <LUFA/Common/Common.h> + + #include "XPROGProtocol.h" + #include "XPROGTarget.h" + #include "Config/AppConfig.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 + + /* Defines: */ + #define TINY_NVM_CMD_NOOP 0x00 + #define TINY_NVM_CMD_CHIPERASE 0x10 + #define TINY_NVM_CMD_SECTIONERASE 0x14 + #define TINY_NVM_CMD_WORDWRITE 0x1D + + /* Function Prototypes: */ + bool TINYNVM_WaitWhileNVMBusBusy(void); + bool TINYNVM_WaitWhileNVMControllerBusy(void); + bool TINYNVM_EnableTPI(void); + void TINYNVM_DisableTPI(void); + bool TINYNVM_ReadMemory(const uint16_t ReadAddress, + uint8_t* ReadBuffer, + uint16_t ReadLength); + bool TINYNVM_WriteMemory(const uint16_t WriteAddress, + uint8_t* WriteBuffer, + uint16_t WriteLength); + bool TINYNVM_EraseMemory(const uint8_t EraseCommand, + const uint16_t Address); + + #if (defined(INCLUDE_FROM_TINYNVM_C) && defined(ENABLE_XPROG_PROTOCOL)) + static void TINYNVM_SendReadNVMRegister(const uint8_t Address); + static void TINYNVM_SendWriteNVMRegister(const uint8_t Address); + static void TINYNVM_SendPointerAddress(const uint16_t AbsoluteAddress); + #endif + +#endif + diff --git a/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/XMEGANVM.c b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/XMEGANVM.c new file mode 100644 index 0000000000..d0b5752fad --- /dev/null +++ b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/XMEGANVM.c @@ -0,0 +1,468 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2014. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2014 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 + without fee, 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 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 + 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 XMEGA target's NVM module. + */ + +#define INCLUDE_FROM_XMEGA_NVM_C +#include "XMEGANVM.h" + +#if defined(ENABLE_XPROG_PROTOCOL) || defined(__DOXYGEN__) + +/** Sends the given 32-bit absolute address to the target. + * + * \param[in] AbsoluteAddress Absolute address to send to the target + */ +static void XMEGANVM_SendAddress(const uint32_t AbsoluteAddress) +{ + /* Send the given 32-bit address to the target, LSB first */ + XPROGTarget_SendByte(AbsoluteAddress & 0xFF); + XPROGTarget_SendByte(AbsoluteAddress >> 8); + XPROGTarget_SendByte(AbsoluteAddress >> 16); + XPROGTarget_SendByte(AbsoluteAddress >> 24); +} + +/** Sends the given NVM register address to the target. + * + * \param[in] Register NVM register whose absolute address is to be sent + */ +static void XMEGANVM_SendNVMRegAddress(const uint8_t Register) +{ + /* Determine the absolute register address from the NVM base memory address and the NVM register address */ + uint32_t Address = XPROG_Param_NVMBase | Register; + + /* Send the calculated 32-bit address to the target, LSB first */ + XMEGANVM_SendAddress(Address); +} + +/** Busy-waits while the NVM controller is busy performing a NVM operation, such as a FLASH page read or CRC + * calculation. + * + * \return Boolean \c true if the NVM controller became ready within the timeout period, \c false otherwise + */ +bool XMEGANVM_WaitWhileNVMBusBusy(void) +{ + /* Poll the STATUS register to check to see if NVM access has been enabled */ + for (;;) + { + /* Send the LDCS command to read the PDI STATUS register to see the NVM bus is active */ + XPROGTarget_SendByte(PDI_CMD_LDCS(PDI_REG_STATUS)); + + uint8_t StatusRegister = XPROGTarget_ReceiveByte(); + + /* We might have timed out waiting for the status register read response, check here */ + if (!(TimeoutTicksRemaining)) + return false; + + /* Check the status register read response to see if the NVM bus is enabled */ + if (StatusRegister & PDI_STATUS_NVM) + return true; + } +} + +/** Waits while the target's NVM controller is busy performing an operation, exiting if the + * timeout period expires. + * + * \return Boolean \c true if the NVM controller became ready within the timeout period, \c false otherwise + */ +bool XMEGANVM_WaitWhileNVMControllerBusy(void) +{ + /* Preload the pointer register with the NVM STATUS register address to check the BUSY flag */ + XPROGTarget_SendByte(PDI_CMD_ST(PDI_POINTER_DIRECT, PDI_DATASIZE_4BYTES)); + XMEGANVM_SendNVMRegAddress(XMEGA_NVM_REG_STATUS); + + /* Poll the NVM STATUS register while the NVM controller is busy */ + for (;;) + { + /* Fetch the current status value via the pointer register (without auto-increment afterwards) */ + XPROGTarget_SendByte(PDI_CMD_LD(PDI_POINTER_INDIRECT, PDI_DATASIZE_1BYTE)); + + uint8_t StatusRegister = XPROGTarget_ReceiveByte(); + + /* We might have timed out waiting for the status register read response, check here */ + if (!(TimeoutTicksRemaining)) + return false; + + /* Check to see if the BUSY flag is still set */ + if (!(StatusRegister & (1 << 7))) + return true; + } +} + +/** Enables the physical PDI interface on the target and enables access to the internal NVM controller. + * + * \return Boolean \c true if the PDI interface was enabled successfully, \c false otherwise + */ +bool XMEGANVM_EnablePDI(void) +{ + /* Enable PDI programming mode with the attached target */ + XPROGTarget_EnableTargetPDI(); + + /* Store the RESET key into the RESET PDI register to keep the XMEGA in reset */ + XPROGTarget_SendByte(PDI_CMD_STCS(PDI_REG_RESET)); + XPROGTarget_SendByte(PDI_RESET_KEY); + + /* Lower direction change guard time to 32 USART bits */ + XPROGTarget_SendByte(PDI_CMD_STCS(PDI_REG_CTRL)); + XPROGTarget_SendByte(0x02); + + /* Enable access to the XPROG NVM bus by sending the documented NVM access key to the device */ + XPROGTarget_SendByte(PDI_CMD_KEY); + for (uint8_t i = sizeof(PDI_NVMENABLE_KEY); i > 0; i--) + XPROGTarget_SendByte(PDI_NVMENABLE_KEY[i - 1]); + + /* Wait until the NVM bus becomes active */ + return XMEGANVM_WaitWhileNVMBusBusy(); +} + +/** Removes access to the target's NVM controller and physically disables the target's physical PDI interface. */ +void XMEGANVM_DisablePDI(void) +{ + XMEGANVM_WaitWhileNVMBusBusy(); + + /* Clear the RESET key in the RESET PDI register to allow the XMEGA to run - must perform this until the + * change takes effect, as in some cases it takes multiple writes (silicon bug?). + */ + do + { + /* Clear reset register */ + XPROGTarget_SendByte(PDI_CMD_STCS(PDI_REG_RESET)); + XPROGTarget_SendByte(0x00); + + /* Read back the reset register, check to see if it took effect */ + XPROGTarget_SendByte(PDI_CMD_LDCS(PDI_REG_RESET)); + } while (XPROGTarget_ReceiveByte() != 0x00); + + XPROGTarget_DisableTargetPDI(); +} + +/** Retrieves the CRC value of the given memory space. + * + * \param[in] CRCCommand NVM CRC command to issue to the target + * \param[out] CRCDest CRC Destination when read from the target + * + * \return Boolean \c true if the command sequence complete successfully + */ +bool XMEGANVM_GetMemoryCRC(const uint8_t CRCCommand, + uint32_t* const CRCDest) +{ + *CRCDest = 0; + + /* Wait until the NVM controller is no longer busy */ + if (!(XMEGANVM_WaitWhileNVMControllerBusy())) + return false; + + /* Set the NVM command to the correct CRC read command */ + XPROGTarget_SendByte(PDI_CMD_STS(PDI_DATASIZE_4BYTES, PDI_DATASIZE_1BYTE)); + XMEGANVM_SendNVMRegAddress(XMEGA_NVM_REG_CMD); + XPROGTarget_SendByte(CRCCommand); + + /* Set CMDEX bit in NVM CTRLA register to start the CRC generation */ + XPROGTarget_SendByte(PDI_CMD_STS(PDI_DATASIZE_4BYTES, PDI_DATASIZE_1BYTE)); + XMEGANVM_SendNVMRegAddress(XMEGA_NVM_REG_CTRLA); + XPROGTarget_SendByte(XMEGA_NVM_BIT_CTRLA_CMDEX); + + /* Wait until the NVM bus is ready again */ + if (!(XMEGANVM_WaitWhileNVMBusBusy())) + return false; + + /* Wait until the NVM controller is no longer busy */ + if (!(XMEGANVM_WaitWhileNVMControllerBusy())) + return false; + + /* Load the PDI pointer register with the DAT0 register start address */ + XPROGTarget_SendByte(PDI_CMD_ST(PDI_POINTER_DIRECT, PDI_DATASIZE_4BYTES)); + XMEGANVM_SendNVMRegAddress(XMEGA_NVM_REG_DAT0); + + /* Send the REPEAT command to grab the CRC bytes */ + XPROGTarget_SendByte(PDI_CMD_REPEAT(PDI_DATASIZE_1BYTE)); + XPROGTarget_SendByte(XMEGA_CRC_LENGTH_BYTES - 1); + + /* Read in the CRC bytes from the target */ + XPROGTarget_SendByte(PDI_CMD_LD(PDI_POINTER_INDIRECT_PI, PDI_DATASIZE_1BYTE)); + for (uint8_t i = 0; i < XMEGA_CRC_LENGTH_BYTES; i++) + ((uint8_t*)CRCDest)[i] = XPROGTarget_ReceiveByte(); + + return (TimeoutTicksRemaining > 0); +} + +/** Reads memory from the target's memory spaces. + * + * \param[in] ReadAddress Start address to read from within the target's address space + * \param[out] ReadBuffer Buffer to store read data into + * \param[in] ReadSize Number of bytes to read + * + * \return Boolean \c true if the command sequence complete successfully + */ +bool XMEGANVM_ReadMemory(const uint32_t ReadAddress, + uint8_t* ReadBuffer, + uint16_t ReadSize) +{ + /* Wait until the NVM controller is no longer busy */ + if (!(XMEGANVM_WaitWhileNVMControllerBusy())) + return false; + + /* Send the READNVM command to the NVM controller for reading of an arbitrary location */ + XPROGTarget_SendByte(PDI_CMD_STS(PDI_DATASIZE_4BYTES, PDI_DATASIZE_1BYTE)); + XMEGANVM_SendNVMRegAddress(XMEGA_NVM_REG_CMD); + XPROGTarget_SendByte(XMEGA_NVM_CMD_READNVM); + + if (ReadSize > 1) + { + /* Load the PDI pointer register with the start address we want to read from */ + XPROGTarget_SendByte(PDI_CMD_ST(PDI_POINTER_DIRECT, PDI_DATASIZE_4BYTES)); + XMEGANVM_SendAddress(ReadAddress); + + /* Send the REPEAT command with the specified number of bytes to read */ + XPROGTarget_SendByte(PDI_CMD_REPEAT(PDI_DATASIZE_1BYTE)); + XPROGTarget_SendByte(ReadSize - 1); + + /* Send a LD command with indirect access and post-increment to read out the bytes */ + XPROGTarget_SendByte(PDI_CMD_LD(PDI_POINTER_INDIRECT_PI, PDI_DATASIZE_1BYTE)); + while (ReadSize-- && TimeoutTicksRemaining) + *(ReadBuffer++) = XPROGTarget_ReceiveByte(); + } + else + { + /* Send a LDS command with the read address to read out the requested byte */ + XPROGTarget_SendByte(PDI_CMD_LDS(PDI_DATASIZE_4BYTES, PDI_DATASIZE_1BYTE)); + XMEGANVM_SendAddress(ReadAddress); + *(ReadBuffer++) = XPROGTarget_ReceiveByte(); + } + + return (TimeoutTicksRemaining > 0); +} + +/** Writes byte addressed memory to the target's memory spaces. + * + * \param[in] WriteCommand Command to send to the device to write each memory byte + * \param[in] WriteAddress Address to write to within the target's address space + * \param[in] Byte Byte to write to the target + * + * \return Boolean \c true if the command sequence complete successfully + */ +bool XMEGANVM_WriteByteMemory(const uint8_t WriteCommand, + const uint32_t WriteAddress, + const uint8_t Byte) +{ + /* Wait until the NVM controller is no longer busy */ + if (!(XMEGANVM_WaitWhileNVMControllerBusy())) + return false; + + /* Send the memory write command to the target */ + XPROGTarget_SendByte(PDI_CMD_STS(PDI_DATASIZE_4BYTES, PDI_DATASIZE_1BYTE)); + XMEGANVM_SendNVMRegAddress(XMEGA_NVM_REG_CMD); + XPROGTarget_SendByte(WriteCommand); + + /* Send new memory byte to the memory of the target */ + XPROGTarget_SendByte(PDI_CMD_STS(PDI_DATASIZE_4BYTES, PDI_DATASIZE_1BYTE)); + XMEGANVM_SendAddress(WriteAddress); + XPROGTarget_SendByte(Byte); + + return true; +} + +/** Writes page addressed memory to the target's memory spaces. + * + * \param[in] WriteBuffCommand Command to send to the device to write a byte to the memory page buffer + * \param[in] EraseBuffCommand Command to send to the device to erase the memory page buffer + * \param[in] WritePageCommand Command to send to the device to write the page buffer to the destination memory + * \param[in] PageMode Bitfield indicating what operations need to be executed on the specified page + * \param[in] WriteAddress Start address to write the page data to within the target's address space + * \param[in] WriteBuffer Buffer to source data from + * \param[in] WriteSize Number of bytes to write + * + * \return Boolean \c true if the command sequence complete successfully + */ +bool XMEGANVM_WritePageMemory(const uint8_t WriteBuffCommand, + const uint8_t EraseBuffCommand, + const uint8_t WritePageCommand, + const uint8_t PageMode, + const uint32_t WriteAddress, + const uint8_t* WriteBuffer, + uint16_t WriteSize) +{ + if (PageMode & XPROG_PAGEMODE_ERASE) + { + /* Wait until the NVM controller is no longer busy */ + if (!(XMEGANVM_WaitWhileNVMControllerBusy())) + return false; + + /* Send the memory buffer erase command to the target */ + XPROGTarget_SendByte(PDI_CMD_STS(PDI_DATASIZE_4BYTES, PDI_DATASIZE_1BYTE)); + XMEGANVM_SendNVMRegAddress(XMEGA_NVM_REG_CMD); + XPROGTarget_SendByte(EraseBuffCommand); + + /* Set CMDEX bit in NVM CTRLA register to start the buffer erase */ + XPROGTarget_SendByte(PDI_CMD_STS(PDI_DATASIZE_4BYTES, PDI_DATASIZE_1BYTE)); + XMEGANVM_SendNVMRegAddress(XMEGA_NVM_REG_CTRLA); + XPROGTarget_SendByte(XMEGA_NVM_BIT_CTRLA_CMDEX); + } + + if (WriteSize) + { + /* Wait until the NVM controller is no longer busy */ + if (!(XMEGANVM_WaitWhileNVMControllerBusy())) + return false; + + /* Send the memory buffer write command to the target */ + XPROGTarget_SendByte(PDI_CMD_STS(PDI_DATASIZE_4BYTES, PDI_DATASIZE_1BYTE)); + XMEGANVM_SendNVMRegAddress(XMEGA_NVM_REG_CMD); + XPROGTarget_SendByte(WriteBuffCommand); + + /* Load the PDI pointer register with the start address we want to write to */ + XPROGTarget_SendByte(PDI_CMD_ST(PDI_POINTER_DIRECT, PDI_DATASIZE_4BYTES)); + XMEGANVM_SendAddress(WriteAddress); + + /* Send the REPEAT command with the specified number of bytes to write */ + XPROGTarget_SendByte(PDI_CMD_REPEAT(PDI_DATASIZE_1BYTE)); + XPROGTarget_SendByte(WriteSize - 1); + + /* Send a ST command with indirect access and post-increment to write the bytes */ + XPROGTarget_SendByte(PDI_CMD_ST(PDI_POINTER_INDIRECT_PI, PDI_DATASIZE_1BYTE)); + while (WriteSize--) + XPROGTarget_SendByte(*(WriteBuffer++)); + } + + if (PageMode & XPROG_PAGEMODE_WRITE) + { + /* Wait until the NVM controller is no longer busy */ + if (!(XMEGANVM_WaitWhileNVMControllerBusy())) + return false; + + /* Send the memory write command to the target */ + XPROGTarget_SendByte(PDI_CMD_STS(PDI_DATASIZE_4BYTES, PDI_DATASIZE_1BYTE)); + XMEGANVM_SendNVMRegAddress(XMEGA_NVM_REG_CMD); + XPROGTarget_SendByte(WritePageCommand); + + /* Send the address of the first page location to write the memory page */ + XPROGTarget_SendByte(PDI_CMD_STS(PDI_DATASIZE_4BYTES, PDI_DATASIZE_1BYTE)); + XMEGANVM_SendAddress(WriteAddress); + XPROGTarget_SendByte(0x00); + } + + return true; +} + +/** Erases a specific memory space of the target. + * + * \param[in] EraseCommand NVM erase command to send to the device + * \param[in] Address Address inside the memory space to erase + * + * \return Boolean \c true if the command sequence complete successfully + */ +bool XMEGANVM_EraseMemory(const uint8_t EraseCommand, + const uint32_t Address) +{ + /* Wait until the NVM controller is no longer busy */ + if (!(XMEGANVM_WaitWhileNVMControllerBusy())) + return false; + + /* EEPROM and Chip erasures are triggered differently to FLASH section erasures */ + if (EraseCommand == XMEGA_NVM_CMD_CHIPERASE) + { + /* Send the memory erase command to the target */ + XPROGTarget_SendByte(PDI_CMD_STS(PDI_DATASIZE_4BYTES, PDI_DATASIZE_1BYTE)); + XMEGANVM_SendNVMRegAddress(XMEGA_NVM_REG_CMD); + XPROGTarget_SendByte(EraseCommand); + + /* Set CMDEX bit in NVM CTRLA register to start the erase sequence */ + XPROGTarget_SendByte(PDI_CMD_STS(PDI_DATASIZE_4BYTES, PDI_DATASIZE_1BYTE)); + XMEGANVM_SendNVMRegAddress(XMEGA_NVM_REG_CTRLA); + XPROGTarget_SendByte(XMEGA_NVM_BIT_CTRLA_CMDEX); + } + else if (EraseCommand == XMEGA_NVM_CMD_ERASEEEPROM) + { + /* Send the EEPROM page buffer erase command to the target */ + XPROGTarget_SendByte(PDI_CMD_STS(PDI_DATASIZE_4BYTES, PDI_DATASIZE_1BYTE)); + XMEGANVM_SendNVMRegAddress(XMEGA_NVM_REG_CMD); + XPROGTarget_SendByte(XMEGA_NVM_CMD_ERASEEEPROMPAGEBUFF); + + /* Set CMDEX bit in NVM CTRLA register to start the buffer erase */ + XPROGTarget_SendByte(PDI_CMD_STS(PDI_DATASIZE_4BYTES, PDI_DATASIZE_1BYTE)); + XMEGANVM_SendNVMRegAddress(XMEGA_NVM_REG_CTRLA); + XPROGTarget_SendByte(XMEGA_NVM_BIT_CTRLA_CMDEX); + + /* Wait until the NVM controller is no longer busy */ + if (!(XMEGANVM_WaitWhileNVMControllerBusy())) + return false; + + /* Send the EEPROM memory buffer write command to the target */ + XPROGTarget_SendByte(PDI_CMD_STS(PDI_DATASIZE_4BYTES, PDI_DATASIZE_1BYTE)); + XMEGANVM_SendNVMRegAddress(XMEGA_NVM_REG_CMD); + XPROGTarget_SendByte(XMEGA_NVM_CMD_LOADEEPROMPAGEBUFF); + + /* Load the PDI pointer register with the EEPROM page start address */ + XPROGTarget_SendByte(PDI_CMD_ST(PDI_POINTER_DIRECT, PDI_DATASIZE_4BYTES)); + XMEGANVM_SendAddress(Address); + + /* Send the REPEAT command with the specified number of bytes to write */ + XPROGTarget_SendByte(PDI_CMD_REPEAT(PDI_DATASIZE_1BYTE)); + XPROGTarget_SendByte(XPROG_Param_EEPageSize - 1); + + /* Send a ST command with indirect access and post-increment to tag each byte in the EEPROM page buffer */ + XPROGTarget_SendByte(PDI_CMD_ST(PDI_POINTER_INDIRECT_PI, PDI_DATASIZE_1BYTE)); + for (uint8_t PageByte = 0; PageByte < XPROG_Param_EEPageSize; PageByte++) + XPROGTarget_SendByte(0x00); + + /* Send the memory erase command to the target */ + XPROGTarget_SendByte(PDI_CMD_STS(PDI_DATASIZE_4BYTES, PDI_DATASIZE_1BYTE)); + XMEGANVM_SendNVMRegAddress(XMEGA_NVM_REG_CMD); + XPROGTarget_SendByte(EraseCommand); + + /* Set CMDEX bit in NVM CTRLA register to start the EEPROM erase sequence */ + XPROGTarget_SendByte(PDI_CMD_STS(PDI_DATASIZE_4BYTES, PDI_DATASIZE_1BYTE)); + XMEGANVM_SendNVMRegAddress(XMEGA_NVM_REG_CTRLA); + XPROGTarget_SendByte(XMEGA_NVM_BIT_CTRLA_CMDEX); + } + else + { + /* Send the memory erase command to the target */ + XPROGTarget_SendByte(PDI_CMD_STS(PDI_DATASIZE_4BYTES, PDI_DATASIZE_1BYTE)); + XMEGANVM_SendNVMRegAddress(XMEGA_NVM_REG_CMD); + XPROGTarget_SendByte(EraseCommand); + + /* Other erase modes just need us to address a byte within the target memory space */ + XPROGTarget_SendByte(PDI_CMD_STS(PDI_DATASIZE_4BYTES, PDI_DATASIZE_1BYTE)); + XMEGANVM_SendAddress(Address); + XPROGTarget_SendByte(0x00); + } + + /* Wait until the NVM bus is ready again */ + if (!(XMEGANVM_WaitWhileNVMBusBusy())) + return false; + + return true; +} + +#endif + diff --git a/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/XMEGANVM.h b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/XMEGANVM.h new file mode 100644 index 0000000000..d038b6c0b5 --- /dev/null +++ b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/XMEGANVM.h @@ -0,0 +1,140 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2014. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2014 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 + without fee, 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 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 + 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 XMEGANVM.c. + */ + +#ifndef _XMEGA_NVM_ +#define _XMEGA_NVM_ + + /* Includes: */ + #include <avr/io.h> + #include <avr/interrupt.h> + #include <stdbool.h> + + #include <LUFA/Common/Common.h> + + #include "XPROGProtocol.h" + #include "XPROGTarget.h" + #include "Config/AppConfig.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 + + /* Defines: */ + #define XMEGA_CRC_LENGTH_BYTES 3 + + #define XMEGA_NVM_REG_ADDR0 0x00 + #define XMEGA_NVM_REG_ADDR1 0x01 + #define XMEGA_NVM_REG_ADDR2 0x02 + #define XMEGA_NVM_REG_DAT0 0x04 + #define XMEGA_NVM_REG_DAT1 0x05 + #define XMEGA_NVM_REG_DAT2 0x06 + #define XMEGA_NVM_REG_CMD 0x0A + #define XMEGA_NVM_REG_CTRLA 0x0B + #define XMEGA_NVM_REG_CTRLB 0x0C + #define XMEGA_NVM_REG_INTCTRL 0x0D + #define XMEGA_NVM_REG_STATUS 0x0F + #define XMEGA_NVM_REG_LOCKBITS 0x10 + + #define XMEGA_NVM_BIT_CTRLA_CMDEX (1 << 0) + + #define XMEGA_NVM_CMD_NOOP 0x00 + #define XMEGA_NVM_CMD_CHIPERASE 0x40 + #define XMEGA_NVM_CMD_READNVM 0x43 + #define XMEGA_NVM_CMD_LOADFLASHPAGEBUFF 0x23 + #define XMEGA_NVM_CMD_ERASEFLASHPAGEBUFF 0x26 + #define XMEGA_NVM_CMD_ERASEFLASHPAGE 0x2B + #define XMEGA_NVM_CMD_WRITEFLASHPAGE 0x2E + #define XMEGA_NVM_CMD_ERASEWRITEFLASH 0x2F + #define XMEGA_NVM_CMD_FLASHCRC 0x78 + #define XMEGA_NVM_CMD_ERASEAPPSEC 0x20 + #define XMEGA_NVM_CMD_ERASEAPPSECPAGE 0x22 + #define XMEGA_NVM_CMD_WRITEAPPSECPAGE 0x24 + #define XMEGA_NVM_CMD_ERASEWRITEAPPSECPAGE 0x25 + #define XMEGA_NVM_CMD_APPCRC 0x38 + #define XMEGA_NVM_CMD_ERASEBOOTSEC 0x68 + #define XMEGA_NVM_CMD_ERASEBOOTSECPAGE 0x2A + #define XMEGA_NVM_CMD_WRITEBOOTSECPAGE 0x2C + #define XMEGA_NVM_CMD_ERASEWRITEBOOTSECPAGE 0x2D + #define XMEGA_NVM_CMD_BOOTCRC 0x39 + #define XMEGA_NVM_CMD_READUSERSIG 0x03 + #define XMEGA_NVM_CMD_ERASEUSERSIG 0x18 + #define XMEGA_NVM_CMD_WRITEUSERSIG 0x1A + #define XMEGA_NVM_CMD_READCALIBRATION 0x02 + #define XMEGA_NVM_CMD_READFUSE 0x07 + #define XMEGA_NVM_CMD_WRITEFUSE 0x4C + #define XMEGA_NVM_CMD_WRITELOCK 0x08 + #define XMEGA_NVM_CMD_LOADEEPROMPAGEBUFF 0x33 + #define XMEGA_NVM_CMD_ERASEEEPROMPAGEBUFF 0x36 + #define XMEGA_NVM_CMD_ERASEEEPROM 0x30 + #define XMEGA_NVM_CMD_ERASEEEPROMPAGE 0x32 + #define XMEGA_NVM_CMD_WRITEEEPROMPAGE 0x34 + #define XMEGA_NVM_CMD_ERASEWRITEEEPROMPAGE 0x35 + #define XMEGA_NVM_CMD_READEEPROM 0x06 + + /* Function Prototypes: */ + bool XMEGANVM_WaitWhileNVMBusBusy(void); + bool XMEGANVM_WaitWhileNVMControllerBusy(void); + bool XMEGANVM_EnablePDI(void); + void XMEGANVM_DisablePDI(void); + bool XMEGANVM_GetMemoryCRC(const uint8_t CRCCommand, + uint32_t* const CRCDest); + bool XMEGANVM_ReadMemory(const uint32_t ReadAddress, + uint8_t* ReadBuffer, + uint16_t ReadSize); + bool XMEGANVM_WriteByteMemory(const uint8_t WriteCommand, + const uint32_t WriteAddress, + const uint8_t Byte); + bool XMEGANVM_WritePageMemory(const uint8_t WriteBuffCommand, + const uint8_t EraseBuffCommand, + const uint8_t WritePageCommand, + const uint8_t PageMode, + const uint32_t WriteAddress, + const uint8_t* WriteBuffer, + uint16_t WriteSize); + bool XMEGANVM_EraseMemory(const uint8_t EraseCommand, + const uint32_t Address); + + #if defined(INCLUDE_FROM_XMEGANVM_C) + static void XMEGANVM_SendNVMRegAddress(const uint8_t Register); + static void XMEGANVM_SendAddress(const uint32_t AbsoluteAddress); + #endif + +#endif + diff --git a/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/XPROGProtocol.c b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/XPROGProtocol.c new file mode 100644 index 0000000000..0915f97cc6 --- /dev/null +++ b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/XPROGProtocol.c @@ -0,0 +1,480 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2014. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2014 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 + without fee, 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 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 + 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 + * + * XPROG Protocol handler, to process V2 Protocol wrapped XPROG commands used in Atmel programmer devices. + */ + +#define INCLUDE_FROM_XPROGPROTOCOL_C +#include "XPROGProtocol.h" + +#if defined(ENABLE_XPROG_PROTOCOL) || defined(__DOXYGEN__) +/** Base absolute address for the target's NVM controller for PDI programming */ +uint32_t XPROG_Param_NVMBase = 0x010001C0; + +/** Size in bytes of the target's EEPROM page */ +uint16_t XPROG_Param_EEPageSize = 32; + +/** Address of the TPI device's NVMCMD register for TPI programming */ +uint8_t XPROG_Param_NVMCMDRegAddr = 0x33; + +/** Address of the TPI device's NVMCSR register for TPI programming */ +uint8_t XPROG_Param_NVMCSRRegAddr = 0x32; + +/** Currently selected XPROG programming protocol */ +uint8_t XPROG_SelectedProtocol = XPROG_PROTOCOL_PDI; + +/** Handler for the CMD_XPROG_SETMODE command, which sets the programmer-to-target protocol used for PDI/TPI + * programming. + */ +void XPROGProtocol_SetMode(void) +{ + struct + { + uint8_t Protocol; + } SetMode_XPROG_Params; + + Endpoint_Read_Stream_LE(&SetMode_XPROG_Params, sizeof(SetMode_XPROG_Params), NULL); + + Endpoint_ClearOUT(); + Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR); + Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); + + XPROG_SelectedProtocol = SetMode_XPROG_Params.Protocol; + + Endpoint_Write_8(CMD_XPROG_SETMODE); + Endpoint_Write_8((SetMode_XPROG_Params.Protocol != XPROG_PROTOCOL_JTAG) ? STATUS_CMD_OK : STATUS_CMD_FAILED); + Endpoint_ClearIN(); +} + +/** Handler for the CMD_XPROG command, which wraps up XPROG commands in a V2 wrapper which need to be + * removed and processed so that the underlying XPROG command can be handled. + */ +void XPROGProtocol_Command(void) +{ + uint8_t XPROGCommand = Endpoint_Read_8(); + + switch (XPROGCommand) + { + case XPROG_CMD_ENTER_PROGMODE: + XPROGProtocol_EnterXPROGMode(); + break; + case XPROG_CMD_LEAVE_PROGMODE: + XPROGProtocol_LeaveXPROGMode(); + break; + case XPROG_CMD_ERASE: + XPROGProtocol_Erase(); + break; + case XPROG_CMD_WRITE_MEM: + XPROGProtocol_WriteMemory(); + break; + case XPROG_CMD_READ_MEM: + XPROGProtocol_ReadMemory(); + break; + case XPROG_CMD_CRC: + XPROGProtocol_ReadCRC(); + break; + case XPROG_CMD_SET_PARAM: + XPROGProtocol_SetParam(); + break; + } +} + +/** Handler for the XPROG ENTER_PROGMODE command to establish a connection with the attached device. */ +static void XPROGProtocol_EnterXPROGMode(void) +{ + Endpoint_ClearOUT(); + Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR); + Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); + + bool NVMBusEnabled = false; + + if (XPROG_SelectedProtocol == XPROG_PROTOCOL_PDI) + NVMBusEnabled = XMEGANVM_EnablePDI(); + else if (XPROG_SelectedProtocol == XPROG_PROTOCOL_TPI) + NVMBusEnabled = TINYNVM_EnableTPI(); + + Endpoint_Write_8(CMD_XPROG); + Endpoint_Write_8(XPROG_CMD_ENTER_PROGMODE); + Endpoint_Write_8(NVMBusEnabled ? XPROG_ERR_OK : XPROG_ERR_FAILED); + Endpoint_ClearIN(); +} + +/** Handler for the XPROG LEAVE_PROGMODE command to terminate the PDI programming connection with + * the attached device. + */ +static void XPROGProtocol_LeaveXPROGMode(void) +{ + Endpoint_ClearOUT(); + Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR); + Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); + + if (XPROG_SelectedProtocol == XPROG_PROTOCOL_PDI) + XMEGANVM_DisablePDI(); + else + TINYNVM_DisableTPI(); + + #if defined(XCK_RESCUE_CLOCK_ENABLE) && defined(ENABLE_ISP_PROTOCOL) + /* If the XCK rescue clock option is enabled, we need to restart it once the + * XPROG mode has been exited, since the XPROG protocol stops it after use. */ + ISPTarget_ConfigureRescueClock(); + #endif + + Endpoint_Write_8(CMD_XPROG); + Endpoint_Write_8(XPROG_CMD_LEAVE_PROGMODE); + Endpoint_Write_8(XPROG_ERR_OK); + Endpoint_ClearIN(); +} + +/** Handler for the XPRG ERASE command to erase a specific memory address space in the attached device. */ +static void XPROGProtocol_Erase(void) +{ + uint8_t ReturnStatus = XPROG_ERR_OK; + + struct + { + uint8_t MemoryType; + uint32_t Address; + } Erase_XPROG_Params; + + Endpoint_Read_Stream_LE(&Erase_XPROG_Params, sizeof(Erase_XPROG_Params), NULL); + Erase_XPROG_Params.Address = SwapEndian_32(Erase_XPROG_Params.Address); + + Endpoint_ClearOUT(); + Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR); + Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); + + uint8_t EraseCommand; + + if (XPROG_SelectedProtocol == XPROG_PROTOCOL_PDI) + { + /* Determine which NVM command to send to the device depending on the memory to erase */ + switch (Erase_XPROG_Params.MemoryType) + { + case XPROG_ERASE_CHIP: + EraseCommand = XMEGA_NVM_CMD_CHIPERASE; + break; + case XPROG_ERASE_APP: + EraseCommand = XMEGA_NVM_CMD_ERASEAPPSEC; + break; + case XPROG_ERASE_BOOT: + EraseCommand = XMEGA_NVM_CMD_ERASEBOOTSEC; + break; + case XPROG_ERASE_EEPROM: + EraseCommand = XMEGA_NVM_CMD_ERASEEEPROM; + break; + case XPROG_ERASE_APP_PAGE: + EraseCommand = XMEGA_NVM_CMD_ERASEAPPSECPAGE; + break; + case XPROG_ERASE_BOOT_PAGE: + EraseCommand = XMEGA_NVM_CMD_ERASEBOOTSECPAGE; + break; + case XPROG_ERASE_EEPROM_PAGE: + EraseCommand = XMEGA_NVM_CMD_ERASEEEPROMPAGE; + break; + case XPROG_ERASE_USERSIG: + EraseCommand = XMEGA_NVM_CMD_ERASEUSERSIG; + break; + default: + EraseCommand = XMEGA_NVM_CMD_NOOP; + break; + } + + /* Erase the target memory, indicate timeout if occurred */ + if (!(XMEGANVM_EraseMemory(EraseCommand, Erase_XPROG_Params.Address))) + ReturnStatus = XPROG_ERR_TIMEOUT; + } + else + { + if (Erase_XPROG_Params.MemoryType == XPROG_ERASE_CHIP) + EraseCommand = TINY_NVM_CMD_CHIPERASE; + else + EraseCommand = TINY_NVM_CMD_SECTIONERASE; + + /* Erase the target memory, indicate timeout if occurred */ + if (!(TINYNVM_EraseMemory(EraseCommand, Erase_XPROG_Params.Address))) + ReturnStatus = XPROG_ERR_TIMEOUT; + } + + Endpoint_Write_8(CMD_XPROG); + Endpoint_Write_8(XPROG_CMD_ERASE); + Endpoint_Write_8(ReturnStatus); + Endpoint_ClearIN(); +} + +/** Handler for the XPROG WRITE_MEMORY command to write to a specific memory space within the attached device. */ +static void XPROGProtocol_WriteMemory(void) +{ + uint8_t ReturnStatus = XPROG_ERR_OK; + + struct + { + uint8_t MemoryType; + uint8_t PageMode; + uint32_t Address; + uint16_t Length; + uint8_t ProgData[256]; + } WriteMemory_XPROG_Params; + + Endpoint_Read_Stream_LE(&WriteMemory_XPROG_Params, (sizeof(WriteMemory_XPROG_Params) - + sizeof(WriteMemory_XPROG_Params).ProgData), NULL); + WriteMemory_XPROG_Params.Address = SwapEndian_32(WriteMemory_XPROG_Params.Address); + WriteMemory_XPROG_Params.Length = SwapEndian_16(WriteMemory_XPROG_Params.Length); + Endpoint_Read_Stream_LE(&WriteMemory_XPROG_Params.ProgData, WriteMemory_XPROG_Params.Length, NULL); + + // The driver will terminate transfers that are a round multiple of the endpoint bank in size with a ZLP, need + // to catch this and discard it before continuing on with packet processing to prevent communication issues + if (((sizeof(uint8_t) + sizeof(WriteMemory_XPROG_Params) - sizeof(WriteMemory_XPROG_Params.ProgData)) + + WriteMemory_XPROG_Params.Length) % AVRISP_DATA_EPSIZE == 0) + { + Endpoint_ClearOUT(); + Endpoint_WaitUntilReady(); + } + + Endpoint_ClearOUT(); + Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR); + Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); + + if (XPROG_SelectedProtocol == XPROG_PROTOCOL_PDI) + { + /* Assume FLASH page programming by default, as it is the common case */ + uint8_t WriteCommand = XMEGA_NVM_CMD_WRITEFLASHPAGE; + uint8_t WriteBuffCommand = XMEGA_NVM_CMD_LOADFLASHPAGEBUFF; + uint8_t EraseBuffCommand = XMEGA_NVM_CMD_ERASEFLASHPAGEBUFF; + bool PagedMemory = true; + + switch (WriteMemory_XPROG_Params.MemoryType) + { + case XPROG_MEM_TYPE_APPL: + WriteCommand = XMEGA_NVM_CMD_WRITEAPPSECPAGE; + break; + case XPROG_MEM_TYPE_BOOT: + WriteCommand = XMEGA_NVM_CMD_WRITEBOOTSECPAGE; + break; + case XPROG_MEM_TYPE_EEPROM: + WriteCommand = XMEGA_NVM_CMD_ERASEWRITEEEPROMPAGE; + WriteBuffCommand = XMEGA_NVM_CMD_LOADEEPROMPAGEBUFF; + EraseBuffCommand = XMEGA_NVM_CMD_ERASEEEPROMPAGEBUFF; + break; + case XPROG_MEM_TYPE_USERSIG: + WriteCommand = XMEGA_NVM_CMD_WRITEUSERSIG; + break; + case XPROG_MEM_TYPE_FUSE: + WriteCommand = XMEGA_NVM_CMD_WRITEFUSE; + PagedMemory = false; + break; + case XPROG_MEM_TYPE_LOCKBITS: + WriteCommand = XMEGA_NVM_CMD_WRITELOCK; + PagedMemory = false; + break; + } + + /* Send the appropriate memory write commands to the device, indicate timeout if occurred */ + if ((PagedMemory && !(XMEGANVM_WritePageMemory(WriteBuffCommand, EraseBuffCommand, WriteCommand, + WriteMemory_XPROG_Params.PageMode, WriteMemory_XPROG_Params.Address, + WriteMemory_XPROG_Params.ProgData, WriteMemory_XPROG_Params.Length))) || + (!PagedMemory && !(XMEGANVM_WriteByteMemory(WriteCommand, WriteMemory_XPROG_Params.Address, + WriteMemory_XPROG_Params.ProgData[0])))) + { + ReturnStatus = XPROG_ERR_TIMEOUT; + } + } + else + { + /* Send write command to the TPI device, indicate timeout if occurred */ + if (!(TINYNVM_WriteMemory(WriteMemory_XPROG_Params.Address, WriteMemory_XPROG_Params.ProgData, + WriteMemory_XPROG_Params.Length))) + { + ReturnStatus = XPROG_ERR_TIMEOUT; + } + } + + Endpoint_Write_8(CMD_XPROG); + Endpoint_Write_8(XPROG_CMD_WRITE_MEM); + Endpoint_Write_8(ReturnStatus); + Endpoint_ClearIN(); +} + +/** Handler for the XPROG READ_MEMORY command to read data from a specific address space within the + * attached device. + */ +static void XPROGProtocol_ReadMemory(void) +{ + uint8_t ReturnStatus = XPROG_ERR_OK; + + struct + { + uint8_t MemoryType; + uint32_t Address; + uint16_t Length; + } ReadMemory_XPROG_Params; + + Endpoint_Read_Stream_LE(&ReadMemory_XPROG_Params, sizeof(ReadMemory_XPROG_Params), NULL); + ReadMemory_XPROG_Params.Address = SwapEndian_32(ReadMemory_XPROG_Params.Address); + ReadMemory_XPROG_Params.Length = SwapEndian_16(ReadMemory_XPROG_Params.Length); + + Endpoint_ClearOUT(); + Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR); + Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); + + uint8_t ReadBuffer[256]; + + if (XPROG_SelectedProtocol == XPROG_PROTOCOL_PDI) + { + /* Read the PDI target's memory, indicate timeout if occurred */ + if (!(XMEGANVM_ReadMemory(ReadMemory_XPROG_Params.Address, ReadBuffer, ReadMemory_XPROG_Params.Length))) + ReturnStatus = XPROG_ERR_TIMEOUT; + } + else + { + /* Read the TPI target's memory, indicate timeout if occurred */ + if (!(TINYNVM_ReadMemory(ReadMemory_XPROG_Params.Address, ReadBuffer, ReadMemory_XPROG_Params.Length))) + ReturnStatus = XPROG_ERR_TIMEOUT; + } + + Endpoint_Write_8(CMD_XPROG); + Endpoint_Write_8(XPROG_CMD_READ_MEM); + Endpoint_Write_8(ReturnStatus); + + if (ReturnStatus == XPROG_ERR_OK) + Endpoint_Write_Stream_LE(ReadBuffer, ReadMemory_XPROG_Params.Length, NULL); + + Endpoint_ClearIN(); +} + +/** Handler for the XPROG CRC command to read a specific memory space's CRC value for comparison between the + * attached device's memory and a data set on the host. + */ +static void XPROGProtocol_ReadCRC(void) +{ + uint8_t ReturnStatus = XPROG_ERR_OK; + + struct + { + uint8_t CRCType; + } ReadCRC_XPROG_Params; + + Endpoint_Read_Stream_LE(&ReadCRC_XPROG_Params, sizeof(ReadCRC_XPROG_Params), NULL); + + Endpoint_ClearOUT(); + Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR); + Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); + + uint32_t MemoryCRC; + + if (XPROG_SelectedProtocol == XPROG_PROTOCOL_PDI) + { + uint8_t CRCCommand; + + /* Determine which NVM command to send to the device depending on the memory to CRC */ + switch (ReadCRC_XPROG_Params.CRCType) + { + case XPROG_CRC_APP: + CRCCommand = XMEGA_NVM_CMD_APPCRC; + break; + case XPROG_CRC_BOOT: + CRCCommand = XMEGA_NVM_CMD_BOOTCRC; + break; + default: + CRCCommand = XMEGA_NVM_CMD_FLASHCRC; + break; + } + + /* Perform and retrieve the memory CRC, indicate timeout if occurred */ + if (!(XMEGANVM_GetMemoryCRC(CRCCommand, &MemoryCRC))) + ReturnStatus = XPROG_ERR_TIMEOUT; + } + else + { + /* TPI does not support memory CRC */ + ReturnStatus = XPROG_ERR_FAILED; + } + + Endpoint_Write_8(CMD_XPROG); + Endpoint_Write_8(XPROG_CMD_CRC); + Endpoint_Write_8(ReturnStatus); + + if (ReturnStatus == XPROG_ERR_OK) + { + Endpoint_Write_8(MemoryCRC >> 16); + Endpoint_Write_16_LE(MemoryCRC & 0xFFFF); + } + + Endpoint_ClearIN(); +} + +/** Handler for the XPROG SET_PARAM command to set a XPROG parameter for use when communicating with the + * attached device. + */ +static void XPROGProtocol_SetParam(void) +{ + uint8_t ReturnStatus = XPROG_ERR_OK; + + uint8_t XPROGParam = Endpoint_Read_8(); + + /* Determine which parameter is being set, store the new parameter value */ + switch (XPROGParam) + { + case XPROG_PARAM_NVMBASE: + XPROG_Param_NVMBase = Endpoint_Read_32_BE(); + break; + case XPROG_PARAM_EEPPAGESIZE: + XPROG_Param_EEPageSize = Endpoint_Read_16_BE(); + break; + case XPROG_PARAM_NVMCMD_REG: + XPROG_Param_NVMCMDRegAddr = Endpoint_Read_8(); + break; + case XPROG_PARAM_NVMCSR_REG: + XPROG_Param_NVMCSRRegAddr = Endpoint_Read_8(); + break; + case XPROG_PARAM_UNKNOWN_1: + /* TODO: Undocumented parameter added in AVRStudio 5.1, purpose unknown. Must ACK and discard or + the communication with AVRStudio 5.1 will fail. + */ + Endpoint_Discard_16(); + break; + default: + ReturnStatus = XPROG_ERR_FAILED; + break; + } + + Endpoint_ClearOUT(); + Endpoint_SelectEndpoint(AVRISP_DATA_IN_EPADDR); + Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN); + + Endpoint_Write_8(CMD_XPROG); + Endpoint_Write_8(XPROG_CMD_SET_PARAM); + Endpoint_Write_8(ReturnStatus); + Endpoint_ClearIN(); +} + +#endif + diff --git a/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/XPROGProtocol.h b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/XPROGProtocol.h new file mode 100644 index 0000000000..830abc26da --- /dev/null +++ b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/XPROGProtocol.h @@ -0,0 +1,136 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2014. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2014 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 + without fee, 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 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 + 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 XPROGProtocol.c. + */ + +#ifndef _XPROG_PROTOCOL_ +#define _XPROG_PROTOCOL_ + + /* Includes: */ + #include <avr/io.h> + #include <util/delay.h> + #include <stdio.h> + + #include <LUFA/Drivers/USB/USB.h> + + #include "../V2Protocol.h" + #include "XMEGANVM.h" + #include "TINYNVM.h" + #include "Config/AppConfig.h" + + /* Preprocessor Checks: */ + #if ((BOARD == BOARD_XPLAIN) || (BOARD == BOARD_XPLAIN_REV1)) + /* On the XPLAIN board, we only need PDI programming + for the ATXMEGA128A1 - disable ISP to prevent hardware + damage and force-enable XPROG. + */ + #undef ENABLE_ISP_PROTOCOL + + #if !defined(ENABLE_XPROG_PROTOCOL) + #define ENABLE_XPROG_PROTOCOL + #endif + #endif + + /* Macros: */ + #define XPROG_CMD_ENTER_PROGMODE 0x01 + #define XPROG_CMD_LEAVE_PROGMODE 0x02 + #define XPROG_CMD_ERASE 0x03 + #define XPROG_CMD_WRITE_MEM 0x04 + #define XPROG_CMD_READ_MEM 0x05 + #define XPROG_CMD_CRC 0x06 + #define XPROG_CMD_SET_PARAM 0x07 + + #define XPROG_MEM_TYPE_APPL 1 + #define XPROG_MEM_TYPE_BOOT 2 + #define XPROG_MEM_TYPE_EEPROM 3 + #define XPROG_MEM_TYPE_FUSE 4 + #define XPROG_MEM_TYPE_LOCKBITS 5 + #define XPROG_MEM_TYPE_USERSIG 6 + #define XPROG_MEM_TYPE_FACTORY_CALIBRATION 7 + + #define XPROG_ERASE_CHIP 1 + #define XPROG_ERASE_APP 2 + #define XPROG_ERASE_BOOT 3 + #define XPROG_ERASE_EEPROM 4 + #define XPROG_ERASE_APP_PAGE 5 + #define XPROG_ERASE_BOOT_PAGE 6 + #define XPROG_ERASE_EEPROM_PAGE 7 + #define XPROG_ERASE_USERSIG 8 + + #define XPROG_MEM_WRITE_ERASE 0 + #define XPROG_MEM_WRITE_WRITE 1 + + #define XPROG_CRC_APP 1 + #define XPROG_CRC_BOOT 2 + #define XPROG_CRC_FLASH 3 + + #define XPROG_ERR_OK 0 + #define XPROG_ERR_FAILED 1 + #define XPROG_ERR_COLLISION 2 + #define XPROG_ERR_TIMEOUT 3 + + #define XPROG_PARAM_NVMBASE 0x01 + #define XPROG_PARAM_EEPPAGESIZE 0x02 + #define XPROG_PARAM_NVMCMD_REG 0x03 + #define XPROG_PARAM_NVMCSR_REG 0x04 + #define XPROG_PARAM_UNKNOWN_1 0x05 + + #define XPROG_PROTOCOL_PDI 0x00 + #define XPROG_PROTOCOL_JTAG 0x01 + #define XPROG_PROTOCOL_TPI 0x02 + + #define XPROG_PAGEMODE_WRITE (1 << 1) + #define XPROG_PAGEMODE_ERASE (1 << 0) + + /* External Variables: */ + extern uint32_t XPROG_Param_NVMBase; + extern uint16_t XPROG_Param_EEPageSize; + extern uint8_t XPROG_Param_NVMCSRRegAddr; + extern uint8_t XPROG_Param_NVMCMDRegAddr; + + /* Function Prototypes: */ + void XPROGProtocol_SetMode(void); + void XPROGProtocol_Command(void); + + #if (defined(INCLUDE_FROM_XPROGPROTOCOL_C) && defined(ENABLE_XPROG_PROTOCOL)) + static void XPROGProtocol_EnterXPROGMode(void); + static void XPROGProtocol_LeaveXPROGMode(void); + static void XPROGProtocol_SetParam(void); + static void XPROGProtocol_Erase(void); + static void XPROGProtocol_WriteMemory(void); + static void XPROGProtocol_ReadMemory(void); + static void XPROGProtocol_ReadCRC(void); + #endif + +#endif + diff --git a/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/XPROGTarget.c b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/XPROGTarget.c new file mode 100644 index 0000000000..75b43f0fed --- /dev/null +++ b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/XPROGTarget.c @@ -0,0 +1,209 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2014. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2014 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 + without fee, 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 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 + 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 PDI Protocol decoder. + */ + +#define INCLUDE_FROM_XPROGTARGET_C +#include "XPROGTarget.h" + +#if defined(ENABLE_XPROG_PROTOCOL) || defined(__DOXYGEN__) + +/** Flag to indicate if the USART is currently in Tx or Rx mode. */ +bool IsSending; + +/** Enables the target's PDI interface, holding the target in reset until PDI mode is exited. */ +void XPROGTarget_EnableTargetPDI(void) +{ + IsSending = false; + + /* Set Tx and XCK as outputs, Rx as input */ + DDRD |= (1 << 5) | (1 << 3); + DDRD &= ~(1 << 2); + + /* Set DATA line high for at least 90ns to disable /RESET functionality */ + PORTD |= (1 << 3); + _delay_us(100); + + /* Set up the synchronous USART for XMEGA communications - 8 data bits, even parity, 2 stop bits */ + UBRR1 = ((F_CPU / 2 / XPROG_HARDWARE_SPEED) - 1); + UCSR1B = (1 << TXEN1); + UCSR1C = (1 << UMSEL10) | (1 << UPM11) | (1 << USBS1) | (1 << UCSZ11) | (1 << UCSZ10) | (1 << UCPOL1); + + /* Send two IDLEs of 12 bits each to enable PDI interface (need at least 16 idle bits) */ + XPROGTarget_SendIdle(); + XPROGTarget_SendIdle(); +} + +/** Enables the target's TPI interface, holding the target in reset until TPI mode is exited. */ +void XPROGTarget_EnableTargetTPI(void) +{ + IsSending = false; + + /* Set /RESET line low for at least 400ns to enable TPI functionality */ + AUX_LINE_DDR |= AUX_LINE_MASK; + AUX_LINE_PORT &= ~AUX_LINE_MASK; + _delay_us(100); + + /* Set Tx and XCK as outputs, Rx as input */ + DDRD |= (1 << 5) | (1 << 3); + DDRD &= ~(1 << 2); + + /* Set up the synchronous USART for TPI communications - 8 data bits, even parity, 2 stop bits */ + UBRR1 = ((F_CPU / 2 / XPROG_HARDWARE_SPEED) - 1); + UCSR1B = (1 << TXEN1); + UCSR1C = (1 << UMSEL10) | (1 << UPM11) | (1 << USBS1) | (1 << UCSZ11) | (1 << UCSZ10) | (1 << UCPOL1); + + /* Send two IDLEs of 12 bits each to enable TPI interface (need at least 16 idle bits) */ + XPROGTarget_SendIdle(); + XPROGTarget_SendIdle(); +} + +/** Disables the target's PDI interface, exits programming mode and starts the target's application. */ +void XPROGTarget_DisableTargetPDI(void) +{ + /* Switch to Rx mode to ensure that all pending transmissions are complete */ + if (IsSending) + XPROGTarget_SetRxMode(); + + /* Turn off receiver and transmitter of the USART, clear settings */ + UCSR1A = ((1 << TXC1) | (1 << RXC1)); + UCSR1B = 0; + UCSR1C = 0; + + /* Tristate all pins */ + DDRD &= ~((1 << 5) | (1 << 3)); + PORTD &= ~((1 << 5) | (1 << 3) | (1 << 2)); +} + +/** Disables the target's TPI interface, exits programming mode and starts the target's application. */ +void XPROGTarget_DisableTargetTPI(void) +{ + /* Switch to Rx mode to ensure that all pending transmissions are complete */ + if (IsSending) + XPROGTarget_SetRxMode(); + + /* Turn off receiver and transmitter of the USART, clear settings */ + UCSR1A |= (1 << TXC1) | (1 << RXC1); + UCSR1B = 0; + UCSR1C = 0; + + /* Set all USART lines as inputs, tristate */ + DDRD &= ~((1 << 5) | (1 << 3)); + PORTD &= ~((1 << 5) | (1 << 3) | (1 << 2)); + + /* Tristate target /RESET line */ + AUX_LINE_DDR &= ~AUX_LINE_MASK; + AUX_LINE_PORT &= ~AUX_LINE_MASK; +} + +/** Sends a byte via the USART. + * + * \param[in] Byte Byte to send through the USART + */ +void XPROGTarget_SendByte(const uint8_t Byte) +{ + /* Switch to Tx mode if currently in Rx mode */ + if (!(IsSending)) + XPROGTarget_SetTxMode(); + + /* Wait until there is space in the hardware Tx buffer before writing */ + while (!(UCSR1A & (1 << UDRE1))); + UCSR1A |= (1 << TXC1); + UDR1 = Byte; +} + +/** Receives a byte via the hardware USART, blocking until data is received or timeout expired. + * + * \return Received byte from the USART + */ +uint8_t XPROGTarget_ReceiveByte(void) +{ + /* Switch to Rx mode if currently in Tx mode */ + if (IsSending) + XPROGTarget_SetRxMode(); + + /* Wait until a byte has been received before reading */ + while (!(UCSR1A & (1 << RXC1)) && TimeoutTicksRemaining); + + return UDR1; +} + +/** Sends an IDLE via the USART to the attached target, consisting of a full frame of idle bits. */ +void XPROGTarget_SendIdle(void) +{ + /* Switch to Tx mode if currently in Rx mode */ + if (!(IsSending)) + XPROGTarget_SetTxMode(); + + /* Need to do nothing for a full frame to send an IDLE */ + for (uint8_t i = 0; i < BITS_IN_USART_FRAME; i++) + { + /* Wait for a full cycle of the clock */ + while (PIND & (1 << 5)); + while (!(PIND & (1 << 5))); + while (PIND & (1 << 5)); + } +} + +static void XPROGTarget_SetTxMode(void) +{ + /* Wait for a full cycle of the clock */ + while (PIND & (1 << 5)); + while (!(PIND & (1 << 5))); + while (PIND & (1 << 5)); + + PORTD |= (1 << 3); + DDRD |= (1 << 3); + + UCSR1B &= ~(1 << RXEN1); + UCSR1B |= (1 << TXEN1); + + IsSending = true; +} + +static void XPROGTarget_SetRxMode(void) +{ + while (!(UCSR1A & (1 << TXC1))); + UCSR1A |= (1 << TXC1); + + UCSR1B &= ~(1 << TXEN1); + UCSR1B |= (1 << RXEN1); + + DDRD &= ~(1 << 3); + PORTD &= ~(1 << 3); + + IsSending = false; +} + +#endif + diff --git a/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/XPROGTarget.h b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/XPROGTarget.h new file mode 100644 index 0000000000..560d39d967 --- /dev/null +++ b/protocol/lufa/LUFA-git/Projects/AVRISP-MKII/Lib/XPROG/XPROGTarget.h @@ -0,0 +1,136 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2014. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2014 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 + without fee, 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 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 + 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 XPROGTarget.c. + */ + +#ifndef _XPROG_TARGET_ +#define _XPROG_TARGET_ + + /* Includes: */ + #include <avr/io.h> + #include <avr/interrupt.h> + #include <stdbool.h> + + #include <LUFA/Common/Common.h> + + #include "../V2Protocol.h" + #include "XPROGProtocol.h" + #include "Config/AppConfig.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 + + /** Serial carrier TPI/PDI speed in Hz, when hardware TPI/PDI mode is used. */ + #define XPROG_HARDWARE_SPEED 2000000 + + /** Total number of bits in a single USART frame. */ + #define BITS_IN_USART_FRAME 12 + + /** \name PDI Related Constants + * @{ + */ + #define PDI_CMD_LDS(AddressSize, DataSize) (0x00 | ( AddressSize << 2) | DataSize) + #define PDI_CMD_LD(PointerAccess, DataSize) (0x20 | (PointerAccess << 2) | DataSize) + #define PDI_CMD_STS(AddressSize, DataSize) (0x40 | ( AddressSize << 2) | DataSize) + #define PDI_CMD_ST(PointerAccess, DataSize) (0x60 | (PointerAccess << 2) | DataSize) + #define PDI_CMD_LDCS(PDIReg) (0x80 | PDIReg) + #define PDI_CMD_REPEAT(DataSize) (0xA0 | DataSize) + #define PDI_CMD_STCS(PDIReg) (0xC0 | PDIReg) + #define PDI_CMD_KEY 0xE0 + + #define PDI_REG_STATUS 0 + #define PDI_REG_RESET 1 + #define PDI_REG_CTRL 2 + + #define PDI_STATUS_NVM (1 << 1) + + #define PDI_RESET_KEY 0x59 + #define PDI_NVMENABLE_KEY (uint8_t[]){0x12, 0x89, 0xAB, 0x45, 0xCD, 0xD8, 0x88, 0xFF} + + #define PDI_DATASIZE_1BYTE 0 + #define PDI_DATASIZE_2BYTES 1 + #define PDI_DATASIZE_3BYTES 2 + #define PDI_DATASIZE_4BYTES 3 + + #define PDI_POINTER_INDIRECT 0 + #define PDI_POINTER_INDIRECT_PI 1 + #define PDI_POINTER_DIRECT 2 + /** @} */ + + /** \name TPI Related Constants + * @{ + */ + #define TPI_CMD_SLD(PointerAccess) (0x20 | PointerAccess) + #define TPI_CMD_SST(PointerAccess) (0x60 | PointerAccess) + #define TPI_CMD_SSTPR 0x68 + #define TPI_CMD_SIN(Address) (0x10 | ((Address & 0x30) << 1) | (Address & 0x0F)) + #define TPI_CMD_SOUT(Address) (0x90 | ((Address & 0x30) << 1) | (Address & 0x0F)) + #define TPI_CMD_SLDCS(TPIReg) (0x80 | TPIReg) + #define TPI_CMD_SSTCS(TPIReg) (0xC0 | TPIReg) + #define TPI_CMD_SKEY 0xE0 + + #define TPI_REG_STATUS 0x00 + #define TPI_REG_CTRL 0x02 + #define TPI_REG_ID 0x0F + + #define TPI_STATUS_NVM (1 << 1) + + #define TPI_NVMENABLE_KEY (uint8_t[]){0x12, 0x89, 0xAB, 0x45, 0xCD, 0xD8, 0x88, 0xFF} + + #define TPI_POINTER_INDIRECT 0 + #define TPI_POINTER_INDIRECT_PI 4 + /** @} */ + + /* Function Prototypes: */ + void XPROGTarget_EnableTargetPDI(void); + void XPROGTarget_EnableTargetTPI(void); + void XPROGTarget_DisableTargetPDI(void); + void XPROGTarget_DisableTargetTPI(void); + void XPROGTarget_SendByte(const uint8_t Byte); + uint8_t XPROGTarget_ReceiveByte(void); + void XPROGTarget_SendIdle(void); + bool XPROGTarget_WaitWhileNVMBusBusy(void); + + #if (defined(INCLUDE_FROM_XPROGTARGET_C) && defined(ENABLE_XPROG_PROTOCOL)) + static void XPROGTarget_SetTxMode(void); + static void XPROGTarget_SetRxMode(void); + #endif + +#endif + |