diff options
Diffstat (limited to '3rdparty/fatfs-0.10b/src/option/syscall.c')
| -rw-r--r-- | 3rdparty/fatfs-0.10b/src/option/syscall.c | 153 |
1 files changed, 0 insertions, 153 deletions
diff --git a/3rdparty/fatfs-0.10b/src/option/syscall.c b/3rdparty/fatfs-0.10b/src/option/syscall.c deleted file mode 100644 index e25cb08f..00000000 --- a/3rdparty/fatfs-0.10b/src/option/syscall.c +++ /dev/null @@ -1,153 +0,0 @@ -/*------------------------------------------------------------------------*/ -/* Sample code of OS dependent controls for FatFs */ -/* (C)ChaN, 2012 */ -/*------------------------------------------------------------------------*/ - -#include <stdlib.h> /* ANSI memory controls */ -#include <malloc.h> /* ANSI memory controls */ - -#include "../ff.h" - - -#if _FS_REENTRANT -/*------------------------------------------------------------------------*/ -/* Create a Synchronization Object -/*------------------------------------------------------------------------*/ -/* This function is called by f_mount() function to create a new -/ synchronization object, such as semaphore and mutex. When a 0 is -/ returned, the f_mount() function fails with FR_INT_ERR. -*/ - -int ff_cre_syncobj ( /* 1:Function succeeded, 0:Could not create due to any error */ - BYTE vol, /* Corresponding logical drive being processed */ - _SYNC_t* sobj /* Pointer to return the created sync object */ -) -{ - int ret; - - - *sobj = CreateMutex(NULL, FALSE, NULL); /* Win32 */ - ret = (int)(*sobj != INVALID_HANDLE_VALUE); - -// *sobj = SyncObjects[vol]; /* uITRON (give a static created semaphore) */ -// ret = 1; - -// *sobj = OSMutexCreate(0, &err); /* uC/OS-II */ -// ret = (int)(err == OS_NO_ERR); - -// *sobj = xSemaphoreCreateMutex(); /* FreeRTOS */ -// ret = (int)(*sobj != NULL); - - return ret; -} - - - -/*------------------------------------------------------------------------*/ -/* Delete a Synchronization Object */ -/*------------------------------------------------------------------------*/ -/* This function is called in f_mount() function to delete a synchronization -/ object that created with ff_cre_syncobj() function. When a 0 is -/ returned, the f_mount() function fails with FR_INT_ERR. -*/ - -int ff_del_syncobj ( /* 1:Function succeeded, 0:Could not delete due to any error */ - _SYNC_t sobj /* Sync object tied to the logical drive to be deleted */ -) -{ - int ret; - - - ret = CloseHandle(sobj); /* Win32 */ - -// ret = 1; /* uITRON (nothing to do) */ - -// OSMutexDel(sobj, OS_DEL_ALWAYS, &err); /* uC/OS-II */ -// ret = (int)(err == OS_NO_ERR); - -// xSemaphoreDelete(sobj); /* FreeRTOS */ -// ret = 1; - - return ret; -} - - - -/*------------------------------------------------------------------------*/ -/* Request Grant to Access the Volume */ -/*------------------------------------------------------------------------*/ -/* This function is called on entering file functions to lock the volume. -/ When a FALSE is returned, the file function fails with FR_TIMEOUT. -*/ - -int ff_req_grant ( /* TRUE:Got a grant to access the volume, FALSE:Could not get a grant */ - _SYNC_t sobj /* Sync object to wait */ -) -{ - int ret; - - ret = (int)(WaitForSingleObject(sobj, _FS_TIMEOUT) == WAIT_OBJECT_0); /* Win32 */ - -// ret = (int)(wai_sem(sobj) == E_OK); /* uITRON */ - -// OSMutexPend(sobj, _FS_TIMEOUT, &err)); /* uC/OS-II */ -// ret = (int)(err == OS_NO_ERR); - -// ret = (int)(xSemaphoreTake(sobj, _FS_TIMEOUT) == pdTRUE); /* FreeRTOS */ - - return ret; -} - - - -/*------------------------------------------------------------------------*/ -/* Release Grant to Access the Volume */ -/*------------------------------------------------------------------------*/ -/* This function is called on leaving file functions to unlock the volume. -*/ - -void ff_rel_grant ( - _SYNC_t sobj /* Sync object to be signaled */ -) -{ - ReleaseMutex(sobj); /* Win32 */ - -// sig_sem(sobj); /* uITRON */ - -// OSMutexPost(sobj); /* uC/OS-II */ - -// xSemaphoreGive(sobj); /* FreeRTOS */ -} - -#endif - - - - -#if _USE_LFN == 3 /* LFN with a working buffer on the heap */ -/*------------------------------------------------------------------------*/ -/* Allocate a memory block */ -/*------------------------------------------------------------------------*/ -/* If a NULL is returned, the file function fails with FR_NOT_ENOUGH_CORE. -*/ - -void* ff_memalloc ( /* Returns pointer to the allocated memory block */ - UINT msize /* Number of bytes to allocate */ -) -{ - return malloc(msize); -} - - -/*------------------------------------------------------------------------*/ -/* Free a memory block */ -/*------------------------------------------------------------------------*/ - -void ff_memfree ( - void* mblock /* Pointer to the memory block to free */ -) -{ - free(mblock); -} - -#endif |