/*\r
LUFA Library\r
- Copyright (C) Dean Camera, 2009.\r
+ Copyright (C) Dean Camera, 2010.\r
\r
dean [at] fourwalledcubicle [dot] com\r
www.fourwalledcubicle.com\r
*/\r
\r
/*\r
- Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
+ Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
\r
- Permission to use, copy, modify, and distribute this software\r
- and its documentation for any purpose and without fee is hereby\r
- granted, provided that the above copyright notice appear in all\r
- copies and that both that the copyright notice and this\r
- permission notice and warranty disclaimer appear in supporting\r
- documentation, and that the name of the author not be used in\r
- advertising or publicity pertaining to distribution of the\r
+ Permission to use, copy, modify, distribute, and sell this \r
+ software and its documentation for any purpose is hereby granted\r
+ without fee, provided that the above copyright notice appear in \r
+ all copies and that both that the copyright notice and this\r
+ permission notice and warranty disclaimer appear in supporting \r
+ documentation, and that the name of the author not be used in \r
+ advertising or publicity pertaining to distribution of the \r
software without specific, written prior permission.\r
\r
The author disclaim all warranties with regard to this\r
\r
/* Succeed the command and update the bytes transferred counter */\r
MSInterfaceInfo->State.CommandBlock.DataTransferLength = 0;\r
- \r
- return;\r
}\r
\r
/** Command processing for an issued SCSI READ (10) or WRITE (10) command. This command reads in the block start address\r
uint32_t BlockAddress;\r
uint16_t TotalBlocks;\r
\r
- /* Load in the 32-bit block address (SCSI uses big-endian, so have to do it byte-by-byte) */\r
- ((uint8_t*)&BlockAddress)[3] = MSInterfaceInfo->State.CommandBlock.SCSICommandData[2];\r
- ((uint8_t*)&BlockAddress)[2] = MSInterfaceInfo->State.CommandBlock.SCSICommandData[3];\r
- ((uint8_t*)&BlockAddress)[1] = MSInterfaceInfo->State.CommandBlock.SCSICommandData[4];\r
- ((uint8_t*)&BlockAddress)[0] = MSInterfaceInfo->State.CommandBlock.SCSICommandData[5];\r
+ /* Load in the 32-bit block address (SCSI uses big-endian, so have to reverse the byte order) */\r
+ BlockAddress = SwapEndian_32(*(uint32_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[2]);\r
\r
- /* Load in the 16-bit total blocks (SCSI uses big-endian, so have to do it byte-by-byte) */\r
- ((uint8_t*)&TotalBlocks)[1] = MSInterfaceInfo->State.CommandBlock.SCSICommandData[7];\r
- ((uint8_t*)&TotalBlocks)[0] = MSInterfaceInfo->State.CommandBlock.SCSICommandData[8];\r
+ /* Load in the 16-bit total blocks (SCSI uses big-endian, so have to reverse the byte order) */\r
+ TotalBlocks = SwapEndian_16(*(uint32_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[7]);\r
\r
/* Check if the block address is outside the maximum allowable value for the LUN */\r
if (BlockAddress >= LUN_MEDIA_BLOCKS)\r
\r
/* Update the bytes transferred counter and succeed the command */\r
MSInterfaceInfo->State.CommandBlock.DataTransferLength -= ((uint32_t)TotalBlocks * VIRTUAL_MEMORY_BLOCK_SIZE);\r
- \r
- return;\r
}\r