working on fatfs integration

fix retarget input for lpcxpresso
2013-09-25 11:23:53 +07:00
parent f820fc5b86
commit cf65f859be
11 changed files with 308 additions and 65 deletions
--- a/vendor/fatfs/diskio.c
+++ b/vendor/fatfs/diskio.c
@@ -0,0 +1,116 @@
+/**************************************************************************/
+/*!
+    @file     diskio.c
+    @author   hathach (tinyusb.org)
+
+    @section LICENSE
+
+    Software License Agreement (BSD License)
+
+    Copyright (c) 2013, hathach (tinyusb.org)
+    All rights reserved.
+
+    Redistribution and use in source and binary forms, with or without
+    modification, are permitted provided that the following conditions are met:
+    1. Redistributions of source code must retain the above copyright
+    notice, this list of conditions and the following disclaimer.
+    2. Redistributions in binary form must reproduce the above copyright
+    notice, this list of conditions and the following disclaimer in the
+    documentation and/or other materials provided with the distribution.
+    3. Neither the name of the copyright holders nor the
+    names of its contributors may be used to endorse or promote products
+    derived from this software without specific prior written permission.
+
+    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
+    EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+    WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+    DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
+    DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+    (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+    LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+    ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+    (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+    SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+    This file is part of the tinyusb stack.
+*/
+/**************************************************************************/
+
+#include "boards/board.h"
+#include "tusb.h"
+
+#include "diskio.h"
+
+//--------------------------------------------------------------------+
+// INCLUDE
+//--------------------------------------------------------------------+
+
+//--------------------------------------------------------------------+
+// MACRO CONSTANT TYPEDEF
+//--------------------------------------------------------------------+
+static volatile DSTATUS disk_state = STA_NOINIT;
+
+//--------------------------------------------------------------------+
+// INTERNAL OBJECT & FUNCTION DECLARATION
+//--------------------------------------------------------------------+
+
+//--------------------------------------------------------------------+
+// IMPLEMENTATION
+//--------------------------------------------------------------------+
+
+//pdrv Specifies the physical drive number.
+DSTATUS disk_initialize ( BYTE pdrv )
+{
+  return disk_state;
+}
+
+DSTATUS disk_status (BYTE pdrv)
+{
+  return disk_state;
+}
+
+//pdrv
+//    Specifies the physical drive number.
+//buff
+//    Pointer to the byte array to store the read data. The size of buffer must be in sector size * sector count.
+//sector
+//    Specifies the start sector number in logical block address (LBA).
+//count
+//    Specifies number of sectors to read. The value can be 1 to 128. Generally, a multiple sector transfer request
+//    must not be split into single sector transactions to the device, or you may not get good read performance.
+DRESULT disk_read (BYTE pdrv, BYTE*buff, DWORD sector, BYTE count)
+{
+
+}
+
+
+DRESULT disk_write (BYTE pdrv, const BYTE* buff, DWORD sector, BYTE count)
+{
+
+}
+
+DRESULT disk_ioctl (BYTE pdrv, BYTE cmd, void* buff)
+{
+
+}
+
+//DWORD get_fattime (void)
+//{
+//  union {
+//    struct {
+//      DWORD second       : 5;
+//      DWORD minute       : 6;
+//      DWORD hour         : 5;
+//      DWORD day_in_month : 5;
+//      DWORD month        : 4;
+//      DWORD year         : 7;
+//    };
+//
+//    DWORD value
+//  } timestamp =
+//  {
+//      .year = (2013-1980),
+//      .month = 10,
+//      .day_in_month = 21,
+//  };
+//}