diff options
Diffstat (limited to 'Projects/AVRISP/Lib/V2Protocol.c')
| -rw-r--r-- | Projects/AVRISP/Lib/V2Protocol.c | 233 |
1 files changed, 0 insertions, 233 deletions
diff --git a/Projects/AVRISP/Lib/V2Protocol.c b/Projects/AVRISP/Lib/V2Protocol.c deleted file mode 100644 index 4fcb5aa00..000000000 --- a/Projects/AVRISP/Lib/V2Protocol.c +++ /dev/null @@ -1,233 +0,0 @@ -/*
- LUFA Library
- Copyright (C) Dean Camera, 2009.
-
- dean [at] fourwalledcubicle [dot] com
- www.fourwalledcubicle.com
-*/
-
-/*
- Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
-
- Permission to use, copy, modify, and distribute this software
- and its documentation for any purpose and without fee is hereby
- granted, provided that the above copyright notice appear in all
- copies and that both that the copyright notice and this
- permission notice and warranty disclaimer appear in supporting
- documentation, and that the name of the author not be used in
- advertising or publicity pertaining to distribution of the
- software without specific, written prior permission.
-
- The author disclaim all warranties with regard to this
- software, including all implied warranties of merchantability
- and fitness. In no event shall the author be liable for any
- special, indirect or consequential damages or any damages
- whatsoever resulting from loss of use, data or profits, whether
- in an action of contract, negligence or other tortious action,
- arising out of or in connection with the use or performance of
- this software.
-*/
-
-/** \file
- *
- * 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 address */
-bool MustSetAddress;
-
-
-/** ISR for the management of the command execution timeout counter */
-ISR(TIMER0_COMPA_vect, ISR_BLOCK)
-{
- if (TimeoutMSRemaining)
- TimeoutMSRemaining--;
-}
-
-/** 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_Byte();
-
- TimeoutMSRemaining = COMMAND_TIMEOUT_MS;
- TIMSK0 |= (1 << OCIE0A);
-
- 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;
- }
-
- TIMSK0 &= ~(1 << OCIE0A);
-
- Endpoint_WaitUntilReady();
- 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_SetEndpointDirection(ENDPOINT_DIR_IN);
-
- Endpoint_Write_Byte(V2Command);
- Endpoint_Write_Byte(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_SetEndpointDirection(ENDPOINT_DIR_IN);
-
- Endpoint_Write_Byte(CMD_SIGN_ON);
- Endpoint_Write_Byte(STATUS_CMD_OK);
- Endpoint_Write_Byte(sizeof(PROGRAMMER_ID) - 1);
- Endpoint_Write_Stream_LE(PROGRAMMER_ID, (sizeof(PROGRAMMER_ID) - 1));
- Endpoint_ClearIN();
-}
-
-/** Handler for the CMD_RESET_PROTECTION command, currently implemented as a dummy ACK function
- * as no ISP short-circuit protection is currently implemented.
- */
-static void V2Protocol_ResetProtection(void)
-{
- Endpoint_ClearOUT();
- Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
-
- Endpoint_Write_Byte(CMD_RESET_PROTECTION);
- Endpoint_Write_Byte(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_Byte();
- uint8_t ParamValue;
-
- if (V2Command == CMD_SET_PARAMETER)
- ParamValue = Endpoint_Read_Byte();
-
- Endpoint_ClearOUT();
- Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
-
- Endpoint_Write_Byte(V2Command);
-
- uint8_t ParamPrivs = V2Params_GetParameterPrivileges(ParamID);
-
- if ((V2Command == CMD_SET_PARAMETER) && (ParamPrivs & PARAM_PRIV_WRITE))
- {
- Endpoint_Write_Byte(STATUS_CMD_OK);
- V2Params_SetParameterValue(ParamID, ParamValue);
- }
- else if ((V2Command == CMD_GET_PARAMETER) && (ParamPrivs & PARAM_PRIV_READ))
- {
- Endpoint_Write_Byte(STATUS_CMD_OK);
- Endpoint_Write_Byte(V2Params_GetParameterValue(ParamID));
- }
- else
- {
- Endpoint_Write_Byte(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));
-
- Endpoint_ClearOUT();
- Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
-
- MustSetAddress = true;
-
- Endpoint_Write_Byte(CMD_LOAD_ADDRESS);
- Endpoint_Write_Byte(STATUS_CMD_OK);
- Endpoint_ClearIN();
-}
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