FatFs
disk_read()
is only used within FatFs.
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SourceVu
STM32 Libraries and Samples
FatFs
disk_read()
disk_read() function
Reads Sector(s)
Syntax
Show:
Summary
Declaration
Definition
from
diskio.h:37
DRESULT
disk_read
(
BYTE
pdrv
,
BYTE
*
buff
,
DWORD
sector
,
UINT
count
)
;
Implemented in
diskio.c:76
Arguments
Argument
Declared as
Description
pdrv
BYTE
Physical drive number (0..)
buff
BYTE
*
sector
DWORD
Sector address (LBA)
count
UINT
Number of sectors to read (1..128)
Return value
DRESULT: Operation result
Examples
References
from
examples
Code
Location
Referrer
DRESULT
disk_read
(
diskio.c:76
DRESULT
disk_read
(
BYTE
pdrv
,
BYTE
*
buff
,
DWORD
sector
,
UINT
count
)
;
diskio.h:37
if
(
disk_read
(
fs
->
drv
,
fs
->
win
,
sector
,
1
)
!=
RES_OK
)
{
ff.c:925
move_window()
if
(
disk_read
(
fs
->
drv
,
fp
->
buf
,
fp
->
sect
,
1
)
!=
RES_OK
)
res
=
FR_DISK_ERR
;
ff.c:3488
f_open()
if
(
disk_read
(
fs
->
drv
,
rbuff
,
sect
,
cc
)
!=
RES_OK
)
ABORT
(
fs
,
FR_DISK_ERR
)
;
ff.c:3562
f_read()
if
(
disk_read
(
fs
->
drv
,
fp
->
buf
,
sect
,
1
)
!=
RES_OK
)
ABORT
(
fs
,
FR_DISK_ERR
)
;
/* Fill sector cache */
ff.c:3585
f_read()
disk_read
(
fs
->
drv
,
fp
->
buf
,
sect
,
1
)
!=
RES_OK
)
{
ff.c:3702
f_write()
if
(
disk_read
(
fs
->
drv
,
fp
->
buf
,
dsc
,
1
)
!=
RES_OK
)
ABORT
(
fs
,
FR_DISK_ERR
)
;
/* Load current sector */
ff.c:4066
f_lseek()
if
(
disk_read
(
fs
->
drv
,
fp
->
buf
,
nsect
,
1
)
!=
RES_OK
)
ABORT
(
fs
,
FR_DISK_ERR
)
;
/* Fill sector cache */
ff.c:4146
f_lseek()
if
(
disk_read
(
pdrv
,
buf
,
0
,
1
)
!=
RES_OK
)
return
FR_DISK_ERR
;
/* Load MBR */
ff.c:5356
f_mkfs()
if
(
disk_read
(
pdrv
,
buf
,
0
,
1
)
!=
RES_OK
)
return
FR_DISK_ERR
;
/* Read the MBR */
ff.c:5723
f_mkfs()
Call Tree
from
examples
disk_read()
is called by 6 functions and calls 1 function:
move_window()
f_open()
f_read()
f_write()
f_lseek()
f_mkfs()
All items filtered out
disk_read()
Diskio_drvTypeDef::disk_read
All items filtered out
Data Use
from
examples
disk_read()
reads 3 variables:
Disk_drvTypeDef::drv
Disk_drvTypeDef::lun
disk
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disk_read()
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Class Tree
from
examples
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Override Tree
from
examples
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Implementations
from
examples
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Instances
from
examples
Lifecycle
from
examples
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