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-rw-r--r--Projects/Incomplete/StandaloneProgrammer/Lib/DataflashManager.c81
1 files changed, 41 insertions, 40 deletions
diff --git a/Projects/Incomplete/StandaloneProgrammer/Lib/DataflashManager.c b/Projects/Incomplete/StandaloneProgrammer/Lib/DataflashManager.c
index af6c865a6..033bc805c 100644
--- a/Projects/Incomplete/StandaloneProgrammer/Lib/DataflashManager.c
+++ b/Projects/Incomplete/StandaloneProgrammer/Lib/DataflashManager.c
@@ -1,7 +1,7 @@
/*
LUFA Library
Copyright (C) Dean Camera, 2010.
-
+
dean [at] fourwalledcubicle [dot] com
www.fourwalledcubicle.com
*/
@@ -9,13 +9,13 @@
/*
Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
- Permission to use, copy, modify, distribute, and sell this
+ 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
+ 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
+ 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
@@ -78,7 +78,7 @@ void DataflashManager_WriteBlocks(USB_ClassInfo_MS_Device_t* const MSInterfaceIn
while (TotalBlocks)
{
uint8_t BytesInBlockDiv16 = 0;
-
+
/* Write an endpoint packet sized data block to the Dataflash */
while (BytesInBlockDiv16 < (VIRTUAL_MEMORY_BLOCK_SIZE >> 4))
{
@@ -87,7 +87,7 @@ void DataflashManager_WriteBlocks(USB_ClassInfo_MS_Device_t* const MSInterfaceIn
{
/* Clear the current endpoint bank */
Endpoint_ClearOUT();
-
+
/* Wait until the host has sent another packet */
if (Endpoint_WaitUntilReady())
return;
@@ -126,7 +126,7 @@ void DataflashManager_WriteBlocks(USB_ClassInfo_MS_Device_t* const MSInterfaceIn
/* Send the Dataflash buffer write command */
Dataflash_SendByte(UsingSecondBuffer ? DF_CMD_BUFF2WRITE : DF_CMD_BUFF1WRITE);
- Dataflash_SendAddressBytes(0, 0);
+ Dataflash_SendAddressBytes(0, 0);
}
/* Write one 16-byte chunk of data to the Dataflash */
@@ -146,7 +146,7 @@ void DataflashManager_WriteBlocks(USB_ClassInfo_MS_Device_t* const MSInterfaceIn
Dataflash_SendByte(Endpoint_Read_Byte());
Dataflash_SendByte(Endpoint_Read_Byte());
Dataflash_SendByte(Endpoint_Read_Byte());
-
+
/* Increment the Dataflash page 16 byte block counter */
CurrDFPageByteDiv16++;
@@ -155,9 +155,9 @@ void DataflashManager_WriteBlocks(USB_ClassInfo_MS_Device_t* const MSInterfaceIn
/* Check if the current command is being aborted by the host */
if (MSInterfaceInfo->State.IsMassStoreReset)
- return;
+ return;
}
-
+
/* Decrement the blocks remaining counter and reset the sub block counter */
TotalBlocks--;
}
@@ -202,15 +202,15 @@ void DataflashManager_ReadBlocks(USB_ClassInfo_MS_Device_t* const MSInterfaceInf
Dataflash_SendByte(0x00);
Dataflash_SendByte(0x00);
Dataflash_SendByte(0x00);
-
+
/* Wait until endpoint is ready before continuing */
if (Endpoint_WaitUntilReady())
return;
-
+
while (TotalBlocks)
{
uint8_t BytesInBlockDiv16 = 0;
-
+
/* Write an endpoint packet sized data block to the Dataflash */
while (BytesInBlockDiv16 < (VIRTUAL_MEMORY_BLOCK_SIZE >> 4))
{
@@ -219,12 +219,12 @@ void DataflashManager_ReadBlocks(USB_ClassInfo_MS_Device_t* const MSInterfaceInf
{
/* Clear the endpoint bank to send its contents to the host */
Endpoint_ClearIN();
-
+
/* Wait until the endpoint is ready for more data */
if (Endpoint_WaitUntilReady())
return;
}
-
+
/* Check if end of Dataflash page reached */
if (CurrDFPageByteDiv16 == (DATAFLASH_PAGE_SIZE >> 4))
{
@@ -234,7 +234,7 @@ void DataflashManager_ReadBlocks(USB_ClassInfo_MS_Device_t* const MSInterfaceInf
/* Select the next Dataflash chip based on the new Dataflash page index */
Dataflash_SelectChipFromPage(CurrDFPage);
-
+
/* Send the Dataflash main memory page read command */
Dataflash_SendByte(DF_CMD_MAINMEMPAGEREAD);
Dataflash_SendAddressBytes(CurrDFPage, 0);
@@ -242,7 +242,7 @@ void DataflashManager_ReadBlocks(USB_ClassInfo_MS_Device_t* const MSInterfaceInf
Dataflash_SendByte(0x00);
Dataflash_SendByte(0x00);
Dataflash_SendByte(0x00);
- }
+ }
/* Read one 16-byte chunk of data from the Dataflash */
Endpoint_Write_Byte(Dataflash_ReceiveByte());
@@ -261,10 +261,10 @@ void DataflashManager_ReadBlocks(USB_ClassInfo_MS_Device_t* const MSInterfaceInf
Endpoint_Write_Byte(Dataflash_ReceiveByte());
Endpoint_Write_Byte(Dataflash_ReceiveByte());
Endpoint_Write_Byte(Dataflash_ReceiveByte());
-
+
/* Increment the Dataflash page 16 byte block counter */
CurrDFPageByteDiv16++;
-
+
/* Increment the block 16 byte block counter */
BytesInBlockDiv16++;
@@ -272,11 +272,11 @@ void DataflashManager_ReadBlocks(USB_ClassInfo_MS_Device_t* const MSInterfaceInf
if (MSInterfaceInfo->State.IsMassStoreReset)
return;
}
-
+
/* Decrement the blocks remaining counter */
TotalBlocks--;
}
-
+
/* If the endpoint is full, send its contents to the host */
if (!(Endpoint_IsReadWriteAllowed()))
Endpoint_ClearIN();
@@ -316,11 +316,11 @@ void DataflashManager_WriteBlocks_RAM(const uint32_t BlockAddress,
/* Send the Dataflash buffer write command */
Dataflash_SendByte(DF_CMD_BUFF1WRITE);
Dataflash_SendAddressBytes(0, CurrDFPageByte);
-
+
while (TotalBlocks)
{
uint8_t BytesInBlockDiv16 = 0;
-
+
/* Write an endpoint packet sized data block to the Dataflash */
while (BytesInBlockDiv16 < (VIRTUAL_MEMORY_BLOCK_SIZE >> 4))
{
@@ -360,18 +360,18 @@ void DataflashManager_WriteBlocks_RAM(const uint32_t BlockAddress,
Dataflash_SendByte(DF_CMD_BUFF1WRITE);
Dataflash_SendAddressBytes(0, 0);
}
-
+
/* Write one 16-byte chunk of data to the Dataflash */
for (uint8_t ByteNum = 0; ByteNum < 16; ByteNum++)
Dataflash_SendByte(*(BufferPtr++));
-
+
/* Increment the Dataflash page 16 byte block counter */
CurrDFPageByteDiv16++;
/* Increment the block 16 byte block counter */
- BytesInBlockDiv16++;
+ BytesInBlockDiv16++;
}
-
+
/* Decrement the blocks remaining counter and reset the sub block counter */
TotalBlocks--;
}
@@ -417,7 +417,7 @@ void DataflashManager_ReadBlocks_RAM(const uint32_t BlockAddress,
while (TotalBlocks)
{
uint8_t BytesInBlockDiv16 = 0;
-
+
/* Write an endpoint packet sized data block to the Dataflash */
while (BytesInBlockDiv16 < (VIRTUAL_MEMORY_BLOCK_SIZE >> 4))
{
@@ -430,7 +430,7 @@ void DataflashManager_ReadBlocks_RAM(const uint32_t BlockAddress,
/* Select the next Dataflash chip based on the new Dataflash page index */
Dataflash_SelectChipFromPage(CurrDFPage);
-
+
/* Send the Dataflash main memory page read command */
Dataflash_SendByte(DF_CMD_MAINMEMPAGEREAD);
Dataflash_SendAddressBytes(CurrDFPage, 0);
@@ -438,19 +438,19 @@ void DataflashManager_ReadBlocks_RAM(const uint32_t BlockAddress,
Dataflash_SendByte(0x00);
Dataflash_SendByte(0x00);
Dataflash_SendByte(0x00);
- }
+ }
/* Read one 16-byte chunk of data from the Dataflash */
for (uint8_t ByteNum = 0; ByteNum < 16; ByteNum++)
*(BufferPtr++) = Dataflash_ReceiveByte();
-
+
/* Increment the Dataflash page 16 byte block counter */
CurrDFPageByteDiv16++;
-
+
/* Increment the block 16 byte block counter */
BytesInBlockDiv16++;
}
-
+
/* Decrement the blocks remaining counter */
TotalBlocks--;
}
@@ -465,7 +465,7 @@ void DataflashManager_ResetDataflashProtections(void)
/* Select first Dataflash chip, send the read status register command */
Dataflash_SelectChip(DATAFLASH_CHIP1);
Dataflash_SendByte(DF_CMD_GETSTATUS);
-
+
/* Check if sector protection is enabled */
if (Dataflash_ReceiveByte() & DF_STATUS_SECTORPROTECTION_ON)
{
@@ -477,12 +477,12 @@ void DataflashManager_ResetDataflashProtections(void)
Dataflash_SendByte(DF_CMD_SECTORPROTECTIONOFF[2]);
Dataflash_SendByte(DF_CMD_SECTORPROTECTIONOFF[3]);
}
-
+
/* Select second Dataflash chip (if present on selected board), send read status register command */
#if (DATAFLASH_TOTALCHIPS == 2)
Dataflash_SelectChip(DATAFLASH_CHIP2);
Dataflash_SendByte(DF_CMD_GETSTATUS);
-
+
/* Check if sector protection is enabled */
if (Dataflash_ReceiveByte() & DF_STATUS_SECTORPROTECTION_ON)
{
@@ -495,7 +495,7 @@ void DataflashManager_ResetDataflashProtections(void)
Dataflash_SendByte(DF_CMD_SECTORPROTECTIONOFF[3]);
}
#endif
-
+
/* Deselect current Dataflash chip */
Dataflash_DeselectChip();
}
@@ -529,7 +529,8 @@ bool DataflashManager_CheckDataflashOperation(void)
if (ReturnByte != DF_MANUFACTURER_ATMEL)
return false;
#endif
-
+
return true;
}
#endif
+
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-29 23:14:05 +0000