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update ff.c/h

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This commit is contained in:
mazhiyuan 2021-10-25 14:41:50 +08:00
parent 41af944949
commit 92ee14ff7a
2 changed files with 16 additions and 0 deletions
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15
components/dfs/filesystems/elmfat/ff.c
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@ -6997,3 +6997,18 @@ FRESULT f_setcp (
} }
#endif /* FF_CODE_PAGE == 0 */ #endif /* FF_CODE_PAGE == 0 */
#include <rtthread.h>
#if FF_VOLUMES > 1
int elm_get_vol(FATFS *fat)
{
int vol;
for (vol = 0; vol < FF_VOLUMES; vol ++)
{
if (FatFs[vol] == fat) return vol;
}
return -1;
}
#endif

1
components/dfs/filesystems/elmfat/ff.h
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@ -26,6 +26,7 @@
extern "C" { extern "C" {
#endif #endif
#include <rtthread.h>
#include "ffconf.h" /* FatFs configuration options */ #include "ffconf.h" /* FatFs configuration options */
#if FF_DEFINED != FFCONF_DEF #if FF_DEFINED != FFCONF_DEF