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add device_open/close in mkfs

This commit is contained in:
bernard 2013-07-29 14:43:52 +08:00
parent 914244f368
commit ac850ef3f0
1 changed files with 4 additions and 0 deletions
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4
components/dfs/filesystems/elmfat/dfs_elm.c
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@ -224,6 +224,8 @@ int dfs_elm_mkfs(rt_device_t dev_id)
flag = FSM_STATUS_USE_TEMP_DRIVER; flag = FSM_STATUS_USE_TEMP_DRIVER;
disk[index] = dev_id; disk[index] = dev_id;
/* try to open device */
rt_device_open(dev_id, RT_DEVICE_OFLAG_RDWR);
/* just fill the FatFs[vol] in ff.c, or mkfs will failded! /* just fill the FatFs[vol] in ff.c, or mkfs will failded!
* consider this condition: you just umount the elm fat, * consider this condition: you just umount the elm fat,
@ -245,6 +247,8 @@ int dfs_elm_mkfs(rt_device_t dev_id)
rt_free(fat); rt_free(fat);
f_mount((BYTE)index, RT_NULL); f_mount((BYTE)index, RT_NULL);
disk[index] = RT_NULL; disk[index] = RT_NULL;
/* close device */
rt_device_close(dev_id);
} }
if (result != FR_OK) if (result != FR_OK)