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@ -30,23 +30,27 @@
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/** \file
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*
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* PDI Protocol handler, to process V2 Protocol wrapped PDI commands used in Atmel programmer devices.
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* XPROG Protocol handler, to process V2 Protocol wrapped XPROG commands used in Atmel programmer devices.
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*/
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#define INCLUDE_FROM_PDIPROTOCOL_C
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#include "PDIProtocol.h"
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#define INCLUDE_FROM_XPROGPROTOCOL_C
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#include "XPROGProtocol.h"
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#if defined(ENABLE_PDI_PROTOCOL) || defined(__DOXYGEN__)
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#if defined(ENABLE_XPROG_PROTOCOL) || defined(__DOXYGEN__)
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/** Base absolute address for the target's NVM controller */
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uint32_t XPROG_Param_NVMBase = 0x010001C0;
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/** Size in bytes of the target's EEPROM page */
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uint32_t XPROG_Param_EEPageSize;
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/** Handler for the CMD_XPROG_SETMODE command, which sets the programmer-to-target protocol used for PDI
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* XMEGA programming (either PDI or JTAG). Only PDI programming is supported.
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/** Currently selected XPROG programming protocol */
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uint8_t XPROG_SelectedProtocol;
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/** Handler for the CMD_XPROG_SETMODE command, which sets the programmer-to-target protocol used for PDI/TPI
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* programming.
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*/
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void PDIProtocol_XPROG_SetMode(void)
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void XPROGProtocol_SetMode(void)
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{
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struct
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{
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@ -58,66 +62,75 @@ void PDIProtocol_XPROG_SetMode(void)
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Endpoint_ClearOUT();
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Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
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Serial_TxByte(SetMode_XPROG_Params.Protocol);
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XPROG_SelectedProtocol = SetMode_XPROG_Params.Protocol;
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Endpoint_Write_Byte(CMD_XPROG_SETMODE);
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Endpoint_Write_Byte((SetMode_XPROG_Params.Protocol == XPRG_PROTOCOL_PDI) ? STATUS_CMD_OK : STATUS_CMD_FAILED);
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Endpoint_Write_Byte((SetMode_XPROG_Params.Protocol != XPRG_PROTOCOL_JTAG) ? STATUS_CMD_OK : STATUS_CMD_FAILED);
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Endpoint_ClearIN();
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}
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/** Handler for the CMD_XPROG command, which wraps up XPROG commands in a V2 wrapper which need to be
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* removed and processed so that the underlying XPROG command can be handled.
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*/
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void PDIProtocol_XPROG_Command(void)
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void XPROGProtocol_Command(void)
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{
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uint8_t XPROGCommand = Endpoint_Read_Byte();
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switch (XPROGCommand)
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{
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case XPRG_CMD_ENTER_PROGMODE:
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PDIProtocol_EnterXPROGMode();
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XPROGProtocol_EnterXPROGMode();
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break;
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case XPRG_CMD_LEAVE_PROGMODE:
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PDIProtocol_LeaveXPROGMode();
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XPROGProtocol_LeaveXPROGMode();
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break;
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case XPRG_CMD_ERASE:
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PDIProtocol_Erase();
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XPROGProtocol_Erase();
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break;
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case XPRG_CMD_WRITE_MEM:
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PDIProtocol_WriteMemory();
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XPROGProtocol_WriteMemory();
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break;
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case XPRG_CMD_READ_MEM:
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PDIProtocol_ReadMemory();
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XPROGProtocol_ReadMemory();
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break;
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case XPRG_CMD_CRC:
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PDIProtocol_ReadCRC();
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XPROGProtocol_ReadCRC();
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break;
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case XPRG_CMD_SET_PARAM:
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PDIProtocol_SetParam();
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XPROGProtocol_SetParam();
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break;
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}
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}
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/** Handler for the XPROG ENTER_PROGMODE command to establish a PDI connection with the attached device. */
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static void PDIProtocol_EnterXPROGMode(void)
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/** Handler for the XPROG ENTER_PROGMODE command to establish a connection with the attached device. */
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static void XPROGProtocol_EnterXPROGMode(void)
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{
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Endpoint_ClearOUT();
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Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
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/* Enable PDI programming mode with the attached target */
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PDITarget_EnableTargetPDI();
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/* Store the RESET key into the RESET PDI register to keep the XMEGA in reset */
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PDITarget_SendByte(PDI_CMD_STCS | PDI_RESET_REG);
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PDITarget_SendByte(PDI_RESET_KEY);
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bool NVMBusEnabled;
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/* Enable access to the XPROG NVM bus by sending the documented NVM access key to the device */
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PDITarget_SendByte(PDI_CMD_KEY);
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for (uint8_t i = sizeof(PDI_NVMENABLE_KEY); i > 0; i--)
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PDITarget_SendByte(PDI_NVMENABLE_KEY[i - 1]);
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/* Wait until the NVM bus becomes active */
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bool NVMBusEnabled = PDITarget_WaitWhileNVMBusBusy();
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if (XPROG_SelectedProtocol == XPRG_PROTOCOL_PDI)
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{
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/* Enable PDI programming mode with the attached target */
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PDITarget_EnableTargetPDI();
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/* Store the RESET key into the RESET PDI register to keep the XMEGA in reset */
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PDITarget_SendByte(PDI_CMD_STCS | PDI_RESET_REG);
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PDITarget_SendByte(PDI_RESET_KEY);
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/* Enable access to the XPROG NVM bus by sending the documented NVM access key to the device */
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PDITarget_SendByte(PDI_CMD_KEY);
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for (uint8_t i = sizeof(PDI_NVMENABLE_KEY); i > 0; i--)
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PDITarget_SendByte(PDI_NVMENABLE_KEY[i - 1]);
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/* Wait until the NVM bus becomes active */
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NVMBusEnabled = PDITarget_WaitWhileNVMBusBusy();
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}
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else
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{
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// TODO
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}
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Endpoint_Write_Byte(CMD_XPROG);
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Endpoint_Write_Byte(XPRG_CMD_ENTER_PROGMODE);
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@ -128,17 +141,24 @@ static void PDIProtocol_EnterXPROGMode(void)
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/** Handler for the XPROG LEAVE_PROGMODE command to terminate the PDI programming connection with
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* the attached device.
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*/
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static void PDIProtocol_LeaveXPROGMode(void)
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static void XPROGProtocol_LeaveXPROGMode(void)
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{
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Endpoint_ClearOUT();
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Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
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/* Clear the RESET key in the RESET PDI register to allow the XMEGA to run */
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PDITarget_SendByte(PDI_CMD_STCS | PDI_RESET_REG);
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PDITarget_SendByte(0x00);
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PDITarget_DisableTargetPDI();
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if (XPROG_SelectedProtocol == XPRG_PROTOCOL_PDI)
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{
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/* Clear the RESET key in the RESET PDI register to allow the XMEGA to run */
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PDITarget_SendByte(PDI_CMD_STCS | PDI_RESET_REG);
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PDITarget_SendByte(0x00);
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PDITarget_DisableTargetPDI();
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}
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else
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{
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// TODO
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}
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Endpoint_Write_Byte(CMD_XPROG);
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Endpoint_Write_Byte(XPRG_CMD_LEAVE_PROGMODE);
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Endpoint_Write_Byte(XPRG_ERR_OK);
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@ -146,7 +166,7 @@ static void PDIProtocol_LeaveXPROGMode(void)
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}
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/** Handler for the XPRG ERASE command to erase a specific memory address space in the attached device. */
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static void PDIProtocol_Erase(void)
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static void XPROGProtocol_Erase(void)
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{
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uint8_t ReturnStatus = XPRG_ERR_OK;
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@ -164,27 +184,34 @@ static void PDIProtocol_Erase(void)
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uint8_t EraseCommand = XMEGA_NVM_CMD_NOOP;
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/* Determine which NVM command to send to the device depending on the memory to erase */
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if (Erase_XPROG_Params.MemoryType == XPRG_ERASE_CHIP)
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EraseCommand = XMEGA_NVM_CMD_CHIPERASE;
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else if (Erase_XPROG_Params.MemoryType == XPRG_ERASE_APP)
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EraseCommand = XMEGA_NVM_CMD_ERASEAPPSEC;
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else if (Erase_XPROG_Params.MemoryType == XPRG_ERASE_BOOT)
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EraseCommand = XMEGA_NVM_CMD_ERASEBOOTSEC;
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else if (Erase_XPROG_Params.MemoryType == XPRG_ERASE_EEPROM)
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EraseCommand = XMEGA_NVM_CMD_ERASEEEPROM;
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else if (Erase_XPROG_Params.MemoryType == XPRG_ERASE_APP_PAGE)
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EraseCommand = XMEGA_NVM_CMD_ERASEAPPSECPAGE;
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else if (Erase_XPROG_Params.MemoryType == XPRG_ERASE_BOOT_PAGE)
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EraseCommand = XMEGA_NVM_CMD_ERASEBOOTSECPAGE;
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else if (Erase_XPROG_Params.MemoryType == XPRG_ERASE_EEPROM_PAGE)
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EraseCommand = XMEGA_NVM_CMD_ERASEEEPROMPAGE;
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else if (Erase_XPROG_Params.MemoryType == XPRG_ERASE_USERSIG)
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EraseCommand = XMEGA_NVM_CMD_ERASEUSERSIG;
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/* Erase the target memory, indicate timeout if ocurred */
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if (!(XMEGANVM_EraseMemory(EraseCommand, Erase_XPROG_Params.Address)))
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ReturnStatus = XPRG_ERR_TIMEOUT;
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if (XPROG_SelectedProtocol == XPRG_PROTOCOL_PDI)
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{
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/* Determine which NVM command to send to the device depending on the memory to erase */
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if (Erase_XPROG_Params.MemoryType == XPRG_ERASE_CHIP)
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EraseCommand = XMEGA_NVM_CMD_CHIPERASE;
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else if (Erase_XPROG_Params.MemoryType == XPRG_ERASE_APP)
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EraseCommand = XMEGA_NVM_CMD_ERASEAPPSEC;
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else if (Erase_XPROG_Params.MemoryType == XPRG_ERASE_BOOT)
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EraseCommand = XMEGA_NVM_CMD_ERASEBOOTSEC;
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else if (Erase_XPROG_Params.MemoryType == XPRG_ERASE_EEPROM)
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EraseCommand = XMEGA_NVM_CMD_ERASEEEPROM;
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else if (Erase_XPROG_Params.MemoryType == XPRG_ERASE_APP_PAGE)
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EraseCommand = XMEGA_NVM_CMD_ERASEAPPSECPAGE;
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else if (Erase_XPROG_Params.MemoryType == XPRG_ERASE_BOOT_PAGE)
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EraseCommand = XMEGA_NVM_CMD_ERASEBOOTSECPAGE;
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else if (Erase_XPROG_Params.MemoryType == XPRG_ERASE_EEPROM_PAGE)
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EraseCommand = XMEGA_NVM_CMD_ERASEEEPROMPAGE;
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else if (Erase_XPROG_Params.MemoryType == XPRG_ERASE_USERSIG)
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EraseCommand = XMEGA_NVM_CMD_ERASEUSERSIG;
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/* Erase the target memory, indicate timeout if ocurred */
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if (!(XMEGANVM_EraseMemory(EraseCommand, Erase_XPROG_Params.Address)))
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ReturnStatus = XPRG_ERR_TIMEOUT;
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}
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else
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{
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// TODO
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}
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Endpoint_Write_Byte(CMD_XPROG);
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Endpoint_Write_Byte(XPRG_CMD_ERASE);
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@ -193,7 +220,7 @@ static void PDIProtocol_Erase(void)
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}
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/** Handler for the XPROG WRITE_MEMORY command to write to a specific memory space within the attached device. */
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static void PDIProtocol_WriteMemory(void)
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static void XPROGProtocol_WriteMemory(void)
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{
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uint8_t ReturnStatus = XPRG_ERR_OK;
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@ -220,46 +247,53 @@ static void PDIProtocol_WriteMemory(void)
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uint8_t WriteBuffCommand = XMEGA_NVM_CMD_LOADFLASHPAGEBUFF;
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uint8_t EraseBuffCommand = XMEGA_NVM_CMD_ERASEFLASHPAGEBUFF;
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bool PagedMemory = true;
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if (WriteMemory_XPROG_Params.MemoryType == XPRG_MEM_TYPE_APPL)
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{
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WriteCommand = XMEGA_NVM_CMD_WRITEAPPSECPAGE;
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}
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else if (WriteMemory_XPROG_Params.MemoryType == XPRG_MEM_TYPE_BOOT)
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{
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WriteCommand = XMEGA_NVM_CMD_WRITEBOOTSECPAGE;
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}
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else if (WriteMemory_XPROG_Params.MemoryType == XPRG_MEM_TYPE_EEPROM)
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{
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WriteCommand = XMEGA_NVM_CMD_WRITEEEPROMPAGE;
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WriteBuffCommand = XMEGA_NVM_CMD_LOADEEPROMPAGEBUFF;
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EraseBuffCommand = XMEGA_NVM_CMD_ERASEEEPROMPAGEBUFF;
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}
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else if (WriteMemory_XPROG_Params.MemoryType == XPRG_MEM_TYPE_USERSIG)
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{
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/* User signature is paged, but needs us to manually indicate the mode bits since the host doesn't set them */
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WriteMemory_XPROG_Params.PageMode = (XPRG_PAGEMODE_ERASE | XPRG_PAGEMODE_WRITE);
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WriteCommand = XMEGA_NVM_CMD_WRITEUSERSIG;
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}
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else if (WriteMemory_XPROG_Params.MemoryType == XPRG_MEM_TYPE_FUSE)
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{
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WriteCommand = XMEGA_NVM_CMD_WRITEFUSE;
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PagedMemory = false;
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}
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else if (WriteMemory_XPROG_Params.MemoryType == XPRG_MEM_TYPE_LOCKBITS)
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if (XPROG_SelectedProtocol == XPRG_PROTOCOL_PDI)
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{
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WriteCommand = XMEGA_NVM_CMD_WRITELOCK;
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PagedMemory = false;
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if (WriteMemory_XPROG_Params.MemoryType == XPRG_MEM_TYPE_APPL)
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{
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WriteCommand = XMEGA_NVM_CMD_WRITEAPPSECPAGE;
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}
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else if (WriteMemory_XPROG_Params.MemoryType == XPRG_MEM_TYPE_BOOT)
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{
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WriteCommand = XMEGA_NVM_CMD_WRITEBOOTSECPAGE;
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}
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else if (WriteMemory_XPROG_Params.MemoryType == XPRG_MEM_TYPE_EEPROM)
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{
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WriteCommand = XMEGA_NVM_CMD_WRITEEEPROMPAGE;
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WriteBuffCommand = XMEGA_NVM_CMD_LOADEEPROMPAGEBUFF;
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EraseBuffCommand = XMEGA_NVM_CMD_ERASEEEPROMPAGEBUFF;
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}
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else if (WriteMemory_XPROG_Params.MemoryType == XPRG_MEM_TYPE_USERSIG)
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{
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/* User signature is paged, but needs us to manually indicate the mode bits since the host doesn't set them */
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WriteMemory_XPROG_Params.PageMode = (XPRG_PAGEMODE_ERASE | XPRG_PAGEMODE_WRITE);
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WriteCommand = XMEGA_NVM_CMD_WRITEUSERSIG;
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}
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else if (WriteMemory_XPROG_Params.MemoryType == XPRG_MEM_TYPE_FUSE)
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{
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WriteCommand = XMEGA_NVM_CMD_WRITEFUSE;
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PagedMemory = false;
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}
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else if (WriteMemory_XPROG_Params.MemoryType == XPRG_MEM_TYPE_LOCKBITS)
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{
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WriteCommand = XMEGA_NVM_CMD_WRITELOCK;
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PagedMemory = false;
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}
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/* Send the appropriate memory write commands to the device, indicate timeout if occurred */
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if ((PagedMemory && !XMEGANVM_WritePageMemory(WriteBuffCommand, EraseBuffCommand, WriteCommand,
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WriteMemory_XPROG_Params.PageMode, WriteMemory_XPROG_Params.Address,
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WriteMemory_XPROG_Params.ProgData, WriteMemory_XPROG_Params.Length)) ||
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(!PagedMemory && !XMEGANVM_WriteByteMemory(WriteCommand, WriteMemory_XPROG_Params.Address,
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WriteMemory_XPROG_Params.ProgData)))
|
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{
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ReturnStatus = XPRG_ERR_TIMEOUT;
|
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|
}
|
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|
}
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|
/* Send the appropriate memory write commands to the device, indicate timeout if occurred */
|
|
|
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|
if ((PagedMemory && !XMEGANVM_WritePageMemory(WriteBuffCommand, EraseBuffCommand, WriteCommand,
|
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|
WriteMemory_XPROG_Params.PageMode, WriteMemory_XPROG_Params.Address,
|
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|
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|
WriteMemory_XPROG_Params.ProgData, WriteMemory_XPROG_Params.Length)) ||
|
|
|
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(!PagedMemory && !XMEGANVM_WriteByteMemory(WriteCommand, WriteMemory_XPROG_Params.Address,
|
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|
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|
WriteMemory_XPROG_Params.ProgData)))
|
|
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|
else
|
|
|
|
|
{
|
|
|
|
|
ReturnStatus = XPRG_ERR_TIMEOUT;
|
|
|
|
|
// TODO
|
|
|
|
|
}
|
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|
|
Endpoint_Write_Byte(CMD_XPROG);
|
|
|
|
|
@ -271,7 +305,7 @@ static void PDIProtocol_WriteMemory(void)
|
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|
|
/** Handler for the XPROG READ_MEMORY command to read data from a specific address space within the
|
|
|
|
|
* attached device.
|
|
|
|
|
*/
|
|
|
|
|
static void PDIProtocol_ReadMemory(void)
|
|
|
|
|
static void XPROGProtocol_ReadMemory(void)
|
|
|
|
|
{
|
|
|
|
|
uint8_t ReturnStatus = XPRG_ERR_OK;
|
|
|
|
|
|
|
|
|
|
@ -291,9 +325,16 @@ static void PDIProtocol_ReadMemory(void)
|
|
|
|
|
|
|
|
|
|
uint8_t ReadBuffer[256];
|
|
|
|
|
|
|
|
|
|
/* Read the target's memory, indicate timeout if occurred */
|
|
|
|
|
if (!(XMEGANVM_ReadMemory(ReadMemory_XPROG_Params.Address, ReadBuffer, ReadMemory_XPROG_Params.Length)))
|
|
|
|
|
ReturnStatus = XPRG_ERR_TIMEOUT;
|
|
|
|
|
if (XPROG_SelectedProtocol == XPRG_PROTOCOL_PDI)
|
|
|
|
|
{
|
|
|
|
|
/* Read the target's memory, indicate timeout if occurred */
|
|
|
|
|
if (!(XMEGANVM_ReadMemory(ReadMemory_XPROG_Params.Address, ReadBuffer, ReadMemory_XPROG_Params.Length)))
|
|
|
|
|
ReturnStatus = XPRG_ERR_TIMEOUT;
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
{
|
|
|
|
|
// TODO
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
Endpoint_Write_Byte(CMD_XPROG);
|
|
|
|
|
Endpoint_Write_Byte(XPRG_CMD_READ_MEM);
|
|
|
|
|
@ -308,7 +349,7 @@ static void PDIProtocol_ReadMemory(void)
|
|
|
|
|
/** 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 PDIProtocol_ReadCRC(void)
|
|
|
|
|
static void XPROGProtocol_ReadCRC(void)
|
|
|
|
|
{
|
|
|
|
|
uint8_t ReturnStatus = XPRG_ERR_OK;
|
|
|
|
|
|
|
|
|
|
@ -324,17 +365,24 @@ static void PDIProtocol_ReadCRC(void)
|
|
|
|
|
uint8_t CRCCommand = XMEGA_NVM_CMD_NOOP;
|
|
|
|
|
uint32_t MemoryCRC;
|
|
|
|
|
|
|
|
|
|
/* Determine which NVM command to send to the device depending on the memory to CRC */
|
|
|
|
|
if (ReadCRC_XPROG_Params.CRCType == XPRG_CRC_APP)
|
|
|
|
|
CRCCommand = XMEGA_NVM_CMD_APPCRC;
|
|
|
|
|
else if (ReadCRC_XPROG_Params.CRCType == XPRG_CRC_BOOT)
|
|
|
|
|
CRCCommand = XMEGA_NVM_CMD_BOOTCRC;
|
|
|
|
|
if (XPROG_SelectedProtocol == XPRG_PROTOCOL_PDI)
|
|
|
|
|
{
|
|
|
|
|
/* Determine which NVM command to send to the device depending on the memory to CRC */
|
|
|
|
|
if (ReadCRC_XPROG_Params.CRCType == XPRG_CRC_APP)
|
|
|
|
|
CRCCommand = XMEGA_NVM_CMD_APPCRC;
|
|
|
|
|
else if (ReadCRC_XPROG_Params.CRCType == XPRG_CRC_BOOT)
|
|
|
|
|
CRCCommand = XMEGA_NVM_CMD_BOOTCRC;
|
|
|
|
|
else
|
|
|
|
|
CRCCommand = XMEGA_NVM_CMD_FLASHCRC;
|
|
|
|
|
|
|
|
|
|
/* Perform and retrieve the memory CRC, indicate timeout if occurred */
|
|
|
|
|
if (!(XMEGANVM_GetMemoryCRC(CRCCommand, &MemoryCRC)))
|
|
|
|
|
ReturnStatus = XPRG_ERR_TIMEOUT;
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
CRCCommand = XMEGA_NVM_CMD_FLASHCRC;
|
|
|
|
|
|
|
|
|
|
/* Perform and retrieve the memory CRC, indicate timeout if occurred */
|
|
|
|
|
if (!(XMEGANVM_GetMemoryCRC(CRCCommand, &MemoryCRC)))
|
|
|
|
|
ReturnStatus = XPRG_ERR_TIMEOUT;
|
|
|
|
|
{
|
|
|
|
|
// TODO
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
Endpoint_Write_Byte(CMD_XPROG);
|
|
|
|
|
Endpoint_Write_Byte(XPRG_CMD_CRC);
|
|
|
|
|
@ -349,10 +397,10 @@ static void PDIProtocol_ReadCRC(void)
|
|
|
|
|
Endpoint_ClearIN();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/** Handler for the XPROG SET_PARAM command to set a PDI parameter for use when communicating with the
|
|
|
|
|
/** Handler for the XPROG SET_PARAM command to set a XPROG parameter for use when communicating with the
|
|
|
|
|
* attached device.
|
|
|
|
|
*/
|
|
|
|
|
static void PDIProtocol_SetParam(void)
|
|
|
|
|
static void XPROGProtocol_SetParam(void)
|
|
|
|
|
{
|
|
|
|
|
uint8_t ReturnStatus = XPRG_ERR_OK;
|
|
|
|
|
|
|
|
|
|
|
Dean Camera
16 years ago