diff options
Diffstat (limited to 'Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c')
-rw-r--r-- | Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c b/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c new file mode 100644 index 000000000..3ddd2eda0 --- /dev/null +++ b/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c @@ -0,0 +1,104 @@ +/*
+ 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
+ *
+ * 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__)
+#warning TPI Protocol support is currently incomplete and is not suitable for general use.
+
+/** Busy-waits while the NVM controller is busy performing a NVM operation, such as a FLASH page read.
+ *
+ * \return Boolean true if the NVM controller became ready within the timeout period, false otherwise
+ */
+bool TINYNVM_WaitWhileNVMBusBusy(void)
+{
+ /* Poll the STATUS register to check to see if NVM access has been enabled */
+ while (TimeoutMSRemaining)
+ {
+ /* Send the SLDCS command to read the TPI STATUS register to see the NVM bus is active */
+ XPROGTarget_SendByte(TPI_CMD_SLDCS | TPI_STATUS_REG);
+ if (XPROGTarget_ReceiveByte() & TPI_STATUS_NVM)
+ return true;
+ }
+
+ return false;
+}
+
+/** 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 true if the command sequence complete successfully
+ */
+bool TINYNVM_ReadMemory(const uint32_t ReadAddress, uint8_t* ReadBuffer, const uint16_t ReadSize)
+{
+ // TODO
+
+ return true;
+}
+
+/** 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 Start address to write to within the target's address space
+ * \param[in] WriteBuffer Buffer to source data from
+ *
+ * \return Boolean true if the command sequence complete successfully
+ */
+bool TINYNVM_WriteMemory(const uint8_t WriteCommand, const uint32_t WriteAddress, const uint8_t* WriteBuffer)
+{
+ // TODO
+
+ 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 true if the command sequence complete successfully
+ */
+bool TINYNVM_EraseMemory(const uint8_t EraseCommand, const uint32_t Address)
+{
+ // TODO
+
+ return true;
+}
+
+#endif
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