diff options
Diffstat (limited to 'Projects/Unfinished/AVRISP/Lib/V2Protocol.c')
| -rw-r--r-- | Projects/Unfinished/AVRISP/Lib/V2Protocol.c | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/Projects/Unfinished/AVRISP/Lib/V2Protocol.c b/Projects/Unfinished/AVRISP/Lib/V2Protocol.c new file mode 100644 index 000000000..304eef471 --- /dev/null +++ b/Projects/Unfinished/AVRISP/Lib/V2Protocol.c @@ -0,0 +1,161 @@ +/*
+ 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"
+
+ParameterItem_t ParameterTable[] EEMEM =
+ {
+ { .ParameterID = PARAM_BUILD_NUMBER_LOW,
+ .ParameterValue = 0x00 },
+ { .ParameterID = PARAM_BUILD_NUMBER_HIGH,
+ .ParameterValue = 0x00 },
+ { .ParameterID = PARAM_HW_VER,
+ .ParameterValue = 0x01 },
+ { .ParameterID = PARAM_SW_MAJOR,
+ .ParameterValue = 0x01 },
+ { .ParameterID = PARAM_SW_MINOR,
+ .ParameterValue = 0x00 },
+ { .ParameterID = PARAM_VTARGET,
+ .ParameterValue = 0x00 },
+ { .ParameterID = PARAM_SCK_DURATION,
+ .ParameterValue = 0x00 },
+ { .ParameterID = PARAM_RESET_POLARITY,
+ .ParameterValue = 0x00 },
+ { .ParameterID = PARAM_STATUS_TGT_CONN,
+ .ParameterValue = 0x00 },
+ { .ParameterID = PARAM_DISCHARGEDELAY,
+ .ParameterValue = 0x00 },
+ };
+ +void V2Protocol_ProcessCommand(void) +{ + uint8_t V2Command = Endpoint_Read_Byte();
+
+ printf("COMMAND %d\r\n", V2Command);
+
+ switch (V2Command)
+ {
+ case CMD_SIGN_ON:
+ V2Protocol_ProcessCmdSignOn();
+ break;
+ case CMD_SET_PARAMETER:
+ V2Protocol_ProcessCmdSetParam();
+ break;
+ case CMD_GET_PARAMETER:
+ V2Protocol_ProcessCmdGetParam();
+ break;
+ default:
+ Endpoint_ClearOUT();
+ Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
+ Endpoint_Write_Byte(STATUS_CMD_UNKNOWN);
+ Endpoint_ClearIN();
+ break;
+ }
+
+ /* Reset Endpoint direction to OUT ready for next command */
+ Endpoint_SetEndpointDirection(ENDPOINT_DIR_OUT); +}
+
+static ParameterItem_t* V2Protocol_GetParameterItem(uint8_t ParamID)
+{
+ for (uint8_t TableIndex = 0; TableIndex < (sizeof(ParameterTable) / sizeof(ParameterTable[0])); TableIndex++)
+ {
+ if (ParamID == eeprom_read_byte(&ParameterTable[TableIndex].ParameterID))
+ return &ParameterTable[TableIndex];
+ }
+
+ return NULL;
+} + +static void V2Protocol_ProcessCmdSignOn(void)
+{
+ Endpoint_ClearOUT();
+ Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
+
+ Endpoint_Write_Byte(CMD_SIGN_ON);
+ Endpoint_Write_Byte(STATUS_CMD_OK);
+ Endpoint_Write_Byte(PROGRAMMER_ID_LEN);
+ Endpoint_Write_Stream_LE(PROGRAMMER_ID, PROGRAMMER_ID_LEN);
+ Endpoint_ClearIN();
+}
+
+static void V2Protocol_ProcessCmdSetParam(void)
+{
+ uint8_t ParamID = Endpoint_Read_Byte();
+ uint8_t ParamValue = Endpoint_Read_Byte();
+
+ ParameterItem_t* ParameterItem = V2Protocol_GetParameterItem(ParamID);
+
+ Endpoint_ClearOUT();
+ Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
+
+ if (ParameterItem != NULL)
+ {
+ eeprom_write_byte(&ParameterItem->ParameterValue, ParamValue);
+
+ Endpoint_Write_Byte(CMD_SET_PARAMETER);
+ Endpoint_Write_Byte(STATUS_CMD_OK);
+ }
+ else
+ {
+ Endpoint_Write_Byte(STATUS_CMD_FAILED);
+ }
+
+ Endpoint_ClearIN();
+}
+
+static void V2Protocol_ProcessCmdGetParam(void)
+{
+ uint8_t ParamID = Endpoint_Read_Byte();
+
+ ParameterItem_t* ParameterItem = V2Protocol_GetParameterItem(ParamID);
+
+ Endpoint_ClearOUT();
+ Endpoint_SetEndpointDirection(ENDPOINT_DIR_IN);
+
+ if (ParameterItem != NULL)
+ {
+ Endpoint_Write_Byte(CMD_GET_PARAMETER);
+ Endpoint_Write_Byte(STATUS_CMD_OK);
+ Endpoint_Write_Byte(eeprom_read_byte(&ParameterItem->ParameterValue));
+ }
+ else
+ {
+ Endpoint_Write_Byte(STATUS_CMD_FAILED);
+ }
+
+ Endpoint_ClearIN();
+}
|