File System. More...

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Data Structures
struct	_fsFILE

struct	REGIS

struct	UNIT

Macros
#define	FSMARK 0xDADA

#define	BOOTSECTOR 0x0000

#define	FSFM_OFF 0x0000
	Format mark. More...

#define	FSDT_OFF 0x0002
	date time More...

#define	FSTZ_OFF 0x000A
	Time zone. More...

#define	FSDN_OFF 0x000E
	Device number. More...

#define	FSOK 0

#define	FSNOSPACE 1

#define	FSINVALID 2

#define	FSNOTFOUND 3

#define	FSNOCHIP 4

#define	FSEOF 5

#define	FSAPPEND 1

#define	FSRW 0

#define	FSEXIST 2

#define	FSSET 0

#define	FSCUR 1

#define	FSEND 2

#define	REGSPA 1

#define	DEFMAXREGIS (REGSPA+500)

#define	UNITSPA (DEFMAXREGIS)

#define	DEFMAXUNIT (UNITSPA+11)

#define	BADPAGE 0xAA

#define	REGCRL_OFF 258

#define	UNICRL_OFF 261

#define	U_ENABLE 0x80

#define	U_DISABLE 0x00

#define	DBREGIS 1

#define	DBUNIT 2

Typedefs
typedef _fsFILE *	fsFILE

Functions
BYTE	FS_Init (void)

void	FS_Format (void)

BYTE	FS_Open (BYTE file)

BYTE	FS_Close (BYTE file)

BYTE	FS_AppendRegis (REGIS *data)

BYTE	FS_AppendUnit (UNIT *data)

void	FS_ZapRegis (void)

BYTE	FS_ReadRegis (REGIS *data)

BYTE	FS_WriteUnit (UNIT *data)

BYTE	FS_ReadUnit (UNIT *data)

void	FS_SetBoot (WORD Offset, BYTE *data, BYTE size)

void	FS_GetBoot (WORD Offset, BYTE *data, BYTE size)

void	FS_Check (void)

void	FS_Length (BYTE file, WORD *p)

void	FS_WaitReady (void)

Variables
bank3 WORD	gRcp

bank3 WORD	gRnor

bank3 WORD	gRcb

bank3 WORD	gUcp

bank3 WORD	gUnor

bank3 WORD	gUcb

Detailed Description

File System.

This file is part of JADEKU Portable ADQ device for Routines Control.

This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program. If not, see http://www.gnu.org/licenses/.

Definition in file fs.h.

Macro Definition Documentation

◆ BADPAGE

#define BADPAGE 0xAA

Definition at line 61 of file fs.h.

◆ BOOTSECTOR

#define BOOTSECTOR 0x0000

a file mark 3Fxx where xx is the file number.

Definition at line 33 of file fs.h.

◆ DBREGIS

#define DBREGIS 1

Definition at line 89 of file fs.h.

◆ DBUNIT

#define DBUNIT 2

Definition at line 90 of file fs.h.

◆ DEFMAXREGIS

#define DEFMAXREGIS (REGSPA+500)

Definition at line 58 of file fs.h.

◆ DEFMAXUNIT

#define DEFMAXUNIT (UNITSPA+11)

Definition at line 60 of file fs.h.

◆ FSAPPEND

#define FSAPPEND 1

Definition at line 47 of file fs.h.

◆ FSCUR

#define FSCUR 1

Definition at line 52 of file fs.h.

◆ FSDN_OFF

#define FSDN_OFF 0x000E

Device number.

Definition at line 38 of file fs.h.

◆ FSDT_OFF

#define FSDT_OFF 0x0002

date time

Definition at line 36 of file fs.h.

◆ FSEND

#define FSEND 2

Definition at line 53 of file fs.h.

◆ FSEOF

#define FSEOF 5

Definition at line 45 of file fs.h.

◆ FSEXIST

#define FSEXIST 2

Definition at line 49 of file fs.h.

◆ FSFM_OFF

#define FSFM_OFF 0x0000

Format mark.

Definition at line 35 of file fs.h.

◆ FSINVALID

#define FSINVALID 2

Definition at line 42 of file fs.h.

◆ FSMARK

#define FSMARK 0xDADA

First mark of file system

Definition at line 29 of file fs.h.

◆ FSNOCHIP

#define FSNOCHIP 4

Definition at line 44 of file fs.h.

◆ FSNOSPACE

#define FSNOSPACE 1

Definition at line 41 of file fs.h.

◆ FSNOTFOUND

#define FSNOTFOUND 3

Definition at line 43 of file fs.h.

◆ FSOK

#define FSOK 0

Definition at line 40 of file fs.h.

◆ FSRW

#define FSRW 0

Definition at line 48 of file fs.h.

◆ FSSET

#define FSSET 0

Definition at line 51 of file fs.h.

◆ FSTZ_OFF

#define FSTZ_OFF 0x000A

Time zone.

Definition at line 37 of file fs.h.

◆ REGCRL_OFF

#define REGCRL_OFF 258

Definition at line 62 of file fs.h.

◆ REGSPA

#define REGSPA 1

Definition at line 57 of file fs.h.

◆ U_DISABLE

#define U_DISABLE 0x00

Definition at line 87 of file fs.h.

◆ U_ENABLE

#define U_ENABLE 0x80

Definition at line 86 of file fs.h.

◆ UNICRL_OFF

#define UNICRL_OFF 261

Definition at line 63 of file fs.h.

◆ UNITSPA

#define UNITSPA (DEFMAXREGIS)

Definition at line 59 of file fs.h.

Typedef Documentation

◆ fsFILE

typedef _fsFILE* fsFILE

Definition at line 74 of file fs.h.

Function Documentation

◆ FS_AppendRegis()

BYTE FS_AppendRegis ( REGIS * data )

Append data to the REGIS stream.

Parameters

data	- buffer to extract data.

Returns: FSOK, FSEOF

Definition at line 324 of file fs.c.

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◆ FS_AppendUnit()

BYTE FS_AppendUnit ( UNIT * data )

Append data to the UNIT stream.

Parameters

data	- buffer to extract data.

Returns: FSOK, FSEOF

Definition at line 392 of file fs.c.

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◆ FS_Check()

void FS_Check ( void )

Periodic function to check and health the file system structure.

Remarks: Use algorithm 2 from Serial data flash devices.

Definition at line 54 of file fs.c.

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◆ FS_Close()

BYTE FS_Close ( BYTE file )

Close the given stream.

Parameters

file	- stream descriptor pointer.

Returns: FSOK FSNOTFOUND

Definition at line 228 of file fs.c.

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◆ FS_Format()

void FS_Format ( void )

Initialize and formats the storage device

Parameters

nops	- Number of pages for files.

Definition at line 143 of file fs.c.

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◆ FS_GetBoot()

void FS_GetBoot	(	WORD	Offset,
		BYTE *	data,
		BYTE	size
	)

Get boot sector information

Parameters

Offset	- from buffer
data	- buffer to store data
size	- number of bytes to read

Remarks: Use Buffer 1 to mirror.

Definition at line 132 of file fs.c.

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◆ FS_Init()

BYTE FS_Init ( void )

Function prototypes

Initialize file system

Returns: FSOK; FSNOCHIP

Remarks: if no valid boot sector found then formats

Definition at line 72 of file fs.c.

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◆ FS_Length()

void FS_Length	(	BYTE	file,
		WORD *	p
	)

Return the number of records in the stream

Parameters

file	- stream descriptor pointer.
p	- pointer to a word

Definition at line 246 of file fs.c.

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◆ FS_Open()

BYTE FS_Open ( BYTE file )

Open a file stream

Parameters

file	- stream descriptor pointer.

Returns: FSOK

Definition at line 204 of file fs.c.

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◆ FS_ReadRegis()

BYTE FS_ReadRegis ( REGIS * data )

Read a number of bytes from the REGIS stream

Parameters

data	- buffer to store data.

Returns: FSOK FSEOF

Definition at line 364 of file fs.c.

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◆ FS_ReadUnit()

BYTE FS_ReadUnit ( UNIT * data )

Read a number of bytes from the UNIT stream

Parameters

data	- buffer to store data.

Returns: FSOK FSEOF

Definition at line 454 of file fs.c.

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◆ FS_SetBoot()

void FS_SetBoot	(	WORD	Offset,
		BYTE *	data,
		BYTE	size
	)

Sets boot sector information

Parameters

Offset	- from buffer
data	- buffer to extract data
size	- number of bytes to write

Remarks: Use buffer 1 to mirror.

Definition at line 107 of file fs.c.

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◆ FS_WaitReady()

void FS_WaitReady ( void )

POLL Flash status device to see if ready

Remarks: Need to implement a timeout, now if fails, blocks for ever.

Definition at line 42 of file fs.c.

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◆ FS_WriteUnit()

BYTE FS_WriteUnit ( UNIT * data )

Write data to the UNIT stream.

Parameters

data	- buffer to extract data.

Returns: FSOK, FSEOF

Definition at line 428 of file fs.c.

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◆ FS_ZapRegis()

void FS_ZapRegis ( void )

Deletes records on REGIS stream

Definition at line 295 of file fs.c.

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Variable Documentation

◆ gRcb

bank3 WORD gRcb

Definition at line 27 of file fs.c.

◆ gRcp

bank3 WORD gRcp

Definition at line 25 of file fs.c.

◆ gRnor

bank3 WORD gRnor

Definition at line 26 of file fs.c.

◆ gUcb

bank3 WORD gUcb

Definition at line 30 of file fs.c.

◆ gUcp

bank3 WORD gUcp

Definition at line 28 of file fs.c.

◆ gUnor

bank3 WORD gUnor

Definition at line 29 of file fs.c.

Data Structures

Macros

Typedefs

Functions

Variables

Detailed Description

Macro Definition Documentation

◆ BADPAGE

◆ BOOTSECTOR

◆ DBREGIS

◆ DBUNIT

◆ DEFMAXREGIS

◆ DEFMAXUNIT

◆ FSAPPEND

◆ FSCUR

◆ FSDN_OFF

◆ FSDT_OFF

◆ FSEND

◆ FSEOF

◆ FSEXIST

◆ FSFM_OFF

◆ FSINVALID

◆ FSMARK

◆ FSNOCHIP

◆ FSNOSPACE

◆ FSNOTFOUND

◆ FSOK

◆ FSRW

◆ FSSET

◆ FSTZ_OFF

◆ REGCRL_OFF

◆ REGSPA

◆ U_DISABLE

◆ U_ENABLE

◆ UNICRL_OFF

◆ UNITSPA

Typedef Documentation

◆ fsFILE

Function Documentation

◆ FS_AppendRegis()

◆ FS_AppendUnit()

◆ FS_Check()

◆ FS_Close()

◆ FS_Format()

◆ FS_GetBoot()

◆ FS_Init()

◆ FS_Length()

◆ FS_Open()

◆ FS_ReadRegis()

◆ FS_ReadUnit()

◆ FS_SetBoot()

◆ FS_WaitReady()

◆ FS_WriteUnit()

◆ FS_ZapRegis()

Variable Documentation

◆ gRcb

◆ gRcp

◆ gRnor

◆ gUcb

◆ gUcp

◆ gUnor