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+/*
+ libfat.c
+ Simple functionality for startup, mounting and unmounting of FAT-based devices.
+
+ Copyright (c) 2006 Michael "Chishm" Chisholm
+
+ 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. The name of the author may not be used to endorse or promote products derived
+ from this software without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+
+ 2006-07-11 - Chishm
+ * Original release
+
+ 2006-08-13 - Chishm
+ * Moved all externally visible directory related functions to fatdir
+
+ 2006-08-14 - Chishm
+ * Added extended devoptab_t functions
+
+ 2007-01-10 - Chishm
+ * fatInit now sets the correct path when setAsDefaultDevice
+
+ 2007-01-11 - Chishm
+ * Added missing #include <unistd.h>
+*/
+
+/*
+
+*/
+
+#include <unistd.h>
+
+#include "fs_common.h"
+#include "partition.h"
+#include "fatfile.h"
+#include "fatdir.h"
+#include "fs_unicode.h"
+#include "io_ds2_mmcf.h"
+
+#define GBA_DEFAULT_CACHE_PAGES 2
+#define NDS_DEFAULT_CACHE_PAGES 8
+
+#if 0
+const devoptab_t dotab_fat = {
+ "fat",
+ sizeof (FILE_STRUCT),
+ _FAT_open_r,
+ _FAT_close_r,
+ _FAT_write_r,
+ _FAT_read_r,
+ _FAT_seek_r,
+ _FAT_fstat_r,
+ _FAT_stat_r,
+ _FAT_link_r,
+ _FAT_unlink_r,
+ _FAT_chdir_r,
+ _FAT_rename_r,
+ _FAT_mkdir_r,
+ sizeof (DIR_STATE_STRUCT),
+ _FAT_diropen_r,
+ _FAT_dirreset_r,
+ _FAT_dirnext_r,
+ _FAT_dirclose_r
+};
+#endif
+
+#if 0
+bool fatInit (u32 cacheSize, bool setAsDefaultDevice)
+{
+#ifdef NDS
+ bool slot1Device, slot2Device;
+
+ // add unicode suppport
+ //file name string coding are set to UTF8, other coding needed conveted to UTF8 by the caller
+ //_FAT_unicode_init_default();
+
+ // Try mounting both slots
+ slot1Device = _FAT_partition_mount (PI_SLOT_1, cacheSize);
+ slot2Device = _FAT_partition_mount (PI_SLOT_2, cacheSize);
+
+ // Choose the default device
+ if (slot1Device) {
+ _FAT_partition_setDefaultInterface (PI_SLOT_1);
+ } else if (slot2Device) {
+ _FAT_partition_setDefaultInterface (PI_SLOT_2);
+ } else {
+ return false;
+ }
+
+#else // not defined NDS
+ bool cartSlotDevice;
+
+ cartSlotDevice = _FAT_partition_mount (PI_CART_SLOT, cacheSize);
+
+ if (cartSlotDevice) {
+ _FAT_partition_setDefaultInterface (PI_CART_SLOT);
+ } else {
+ return false;
+ }
+
+#endif // defined NDS
+
+ AddDevice (&dotab_fat);
+
+ if (setAsDefaultDevice) {
+ chdir ("fat:/");
+ }
+
+ return true;
+}
+#endif
+
+#if 0
+bool fatInitDefault (void) {
+#ifdef NDS
+ return fatInit (NDS_DEFAULT_CACHE_PAGES, true);
+#else
+ return fatInit (GBA_DEFAULT_CACHE_PAGES, true);
+#endif
+}
+#endif
+
+bool _FAT_Init(void)
+{
+ // Try mounting sd/mmc
+ bool sdOK = false;
+ if( _io_ds2_mmcf.fn_startup() == 0) //NO ERROR
+ sdOK = _FAT_partition_freeMount( PI_DEFAULT, &_io_ds2_mmcf, 8);
+ else
+ return false;
+
+ if(sdOK == true)
+ fat_chdir ("fat:/");
+
+ return sdOK;
+}
+
+bool fatMountNormalInterface (PARTITION_INTERFACE partitionNumber, u32 cacheSize) {
+ return _FAT_partition_mount (partitionNumber, cacheSize);
+}
+
+bool fatMountCustomInterface (const IO_INTERFACE* device, u32 cacheSize) {
+ return _FAT_partition_mountCustomInterface (device, cacheSize);
+}
+
+bool fatUnmount (PARTITION_INTERFACE partitionNumber) {
+ return _FAT_partition_unmount (partitionNumber);
+}
+
+
+bool fatUnsafeUnmount (PARTITION_INTERFACE partitionNumber) {
+ return _FAT_partition_unsafeUnmount (partitionNumber);
+}
+
+bool fatSetDefaultInterface (PARTITION_INTERFACE partitionNumber) {
+ return _FAT_partition_setDefaultInterface (partitionNumber);
+}