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File_Config.c
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File_Config.c
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/*----------------------------------------------------------------------------
* RL-ARM - FlashFS
*----------------------------------------------------------------------------
* Name: FILE_CONFIG.C
* Purpose: Configuration of RL FlashFS by user
* Rev.: V4.05
*----------------------------------------------------------------------------
* This code is part of the RealView Run-Time Library.
* Copyright (c) 2004-2009 KEIL - An ARM Company. All rights reserved.
*---------------------------------------------------------------------------*/
#include "File_Config.h"
#include <stdio.h>
//#include <absacc.h>
/*----------------------------------------------------------------------------
* User configuration part
*---------------------------------------------------------------------------*/
//-------- <<< Use Configuration Wizard in Context Menu >>> -----------------
//
// <e>Flash Drive
// ==============
// <i> Enable support Embedded Flash Drive [F:]
#define FL_DEV 0
// <o>Target device Base address <0x0-0xFFFFF000:0x1000>
// <i> Define the target device Base address.
// <i> Default: 0x80000000
#define FL_BADR 0x80000000
// <o>Device Size in bytes <0x10000-0xFFFFF000:0x8000>
// <i> Define the size of Flash device
// <i> Default: 0x100000 (1MB)
#define FL_SIZE 0x0200000
// <o>Initial Content of Erased Memory <0=> 0x00 <0xFF=> 0xFF
// <i> Define the initial value for erased Flash data
// <i> Default: 0xFF
#define FL_INITV 0xFF
// <s.80>Device Description file
// <i> Specify a file name with a relative path
// <i> Default: FS_FlashDev.h
#define FL_HFILE "Flash\FS_FlashDev.h"
// </e>
// <e>SPI Flash Drive
// ==================
// <i> Enable support SPI Flash Drive [S:]
#define SF_DEV 0
// <o>Initial Content of Erased Memory <0=> 0x00 <0xFF=> 0xFF
// <i> Define the initial value for erased Flash data
// <i> Default: 0xFF
#define SF_INITV 0xFF
// <s.80>Device Description file
// <i> Specify a file name with a relative path
// <i> Default: FS_SPI_FlashDev.h
#define SF_HFILE "FS_SPI_FlashDev.h"
// </e>
// <e>RAM Drive
// ============
// <i> Enable support for Embedded RAM Drive [R:]
#define RAM_DEV 0
// <o>Target device Base address <0x0-0xFFFFF000:0x1000>
// <i> Define the target device Base address.
// <i> Default: 0x81000000
#define RAM_BADR 0x81000000
// <o>Device Size in bytes <0x4000-0xFFFFF000:0x4000>
// <i> Define the size of RAM device
// <i> Default: 0x40000
#define RAM_SIZE 0x040000
// <o>Number of Sectors <8=> 8 <16=> 16 <32=> 32 <64=> 64 <128=> 128
// <i> Define number of virtual sectors for RAM device
// <i> Default: 32
#define RAM_NSECT 8
// </e>
// <e>Memory Card Drive
// ====================
// <i> Enable support for Memory Card Drive [M:]
#define MC_DEV 1
// <o>File Data Cache <0=> OFF <2=> 1KB <4=> 2KB <8=> 4KB
// <16=> 8KB <32=> 16KB <64=> 32KB
// <i> Define Data Cache buffer size for file IO.
// <i> Increase this number for faster r/w access.
// <i> Default: 4 kB
#define MC_CSIZE 8
// <e>Relocate Cache Buffer
// <i> Locate Cache Buffer at a specific address.
// <i> Some devices like NXP LPC23xx require a Cache buffer
// <i> for DMA transfer located at specific address.
#define MC_RELOC 0
// <o>Cache Buffer address <0x0000-0xFFFFFE00:0x200>
// <i> Define the Cache buffer base address.
// <i> For LPC23xx/24xx devices this is USB RAM
// <i> starting at 0x7FD00000.
#define MC_CADR 0x7FD00000
// </e>
// </e>
// <o>Default Drive <1=> Flash <2=> SPI Flash <3=> RAM <4=> Memory Card
// <i> This drive is used when a Drive letter is not provided
#define DEF_DRIVE 4
// <o>CPU Clock Frequency [Hz]<0-100000000>
// <i> Define the CPU Clock frequency used for
// <i> flash programming and erasing
#define CPU_CLK 100000000
//------------- <<< end of configuration section >>> -----------------------
#if FL_DEV == 0 && RAM_DEV == 0 && MC_DEV == 0 && SF_DEV == 0
#error All Drives disabled
#endif
/* Memory resources allocated by the Flash File System */
struct iob _iob[FOPEN_MAX];
/* Exported Defines to other modules */
U16 const _NFILE = FOPEN_MAX;
U16 const _DEF_DRIVE = DEF_DRIVE;
U32 const _CPU_CLK = CPU_CLK;
/*----------------------------------------------------------------------------
* Flash Device configuration part
*---------------------------------------------------------------------------*/
#if FL_DEV == 1
#define DFB(size,badr) { (U32)badr+FL_BADR, ((U32)(badr+size)-4)+FL_BADR }
#include FL_HFILE
/* Flash Device Configuration Table */
struct DevConf const FlashDev [FL_NSECT] = { FLASH_DEVICE };
U16 const _FlashNumSect = FL_NSECT;
U32 const _BlockFREE = (U32)FL_INITV<<24 | FL_INITV<<16 | FL_INITV<<8 | FL_INITV;
U32 const _BASE_ADR = FL_BADR;
#else
DEVCONF const FlashDev [1] = {0,0};
U16 const _FlashNumSect = 0;
U32 const _BlockFREE = 0x00000000;
U32 const _BASE_ADR = FL_BADR;
#endif
/*----------------------------------------------------------------------------
* SPI Flash Device configuration part
*---------------------------------------------------------------------------*/
#if SF_DEV == 1
#define DSB(size,badr) { (U32)badr, ((U32)(badr+size)-4) }
#include SF_HFILE
/* Flash Device Configuration Table */
struct DevConf const SpiDev [SF_NSECT] = { SPI_FLASH_DEVICE };
U16 const _SpiNumSect = SF_NSECT;
U32 const _SpiBlFREE = (U32)SF_INITV<<24 | SF_INITV<<16 | SF_INITV<<8 | SF_INITV;
#else
DEVCONF const SpiDev [1] = {0,0};
U16 const _SpiNumSect = 0;
U32 const _SpiBlFREE = 0x00000000;
#endif
/*----------------------------------------------------------------------------
* RAM Device configuration part
*---------------------------------------------------------------------------*/
#if RAM_DEV == 1
#define RBS ((RAM_SIZE / RAM_NSECT) & ~3)
#define DRB(idx) {(U32)RBS*idx+RAM_BADR, ((U32)(RBS*(idx+1))-4)+RAM_BADR}
/* Ram Device Configuration Table */
struct DevConf const RamDev [RAM_NSECT] = {
DRB(0), DRB(1), DRB(2), DRB(3), DRB(4), DRB(5), DRB(6), DRB(7),
#if RAM_NSECT > 8
DRB(8), DRB(9), DRB(10), DRB(11), DRB(12), DRB(13), DRB(14), DRB(15),
#endif
#if RAM_NSECT > 16
DRB(16), DRB(17), DRB(18), DRB(19), DRB(20), DRB(21), DRB(22), DRB(23),
DRB(24), DRB(25), DRB(26), DRB(27), DRB(28), DRB(29), DRB(30), DRB(31),
#endif
#if RAM_NSECT > 32
DRB(32), DRB(33), DRB(34), DRB(35), DRB(36), DRB(37), DRB(38), DRB(39),
DRB(40), DRB(41), DRB(42), DRB(43), DRB(44), DRB(45), DRB(46), DRB(47),
DRB(48), DRB(49), DRB(50), DRB(51), DRB(52), DRB(53), DRB(54), DRB(55),
DRB(56), DRB(57), DRB(58), DRB(59), DRB(60), DRB(61), DRB(62), DRB(63),
#endif
#if RAM_NSECT > 64
DRB(64), DRB(65), DRB(66), DRB(67), DRB(68), DRB(69), DRB(70), DRB(71),
DRB(72), DRB(73), DRB(74), DRB(75), DRB(76), DRB(77), DRB(78), DRB(79),
DRB(80), DRB(81), DRB(82), DRB(83), DRB(84), DRB(85), DRB(86), DRB(87),
DRB(88), DRB(89), DRB(90), DRB(91), DRB(92), DRB(93), DRB(94), DRB(95),
DRB(96), DRB(97), DRB(98), DRB(99), DRB(100),DRB(101),DRB(102),DRB(103),
DRB(104),DRB(105),DRB(106),DRB(107),DRB(108),DRB(109),DRB(110),DRB(111),
DRB(112),DRB(113),DRB(114),DRB(115),DRB(116),DRB(117),DRB(118),DRB(119),
DRB(120),DRB(121),DRB(122),DRB(123),DRB(124),DRB(125),DRB(126),DRB(127),
#endif
};
U16 const _RamNumSect = RAM_NSECT;
#else
DEVCONF const RamDev [1] = {0,0};
U16 const _RamNumSect = 0;
#endif
/*----------------------------------------------------------------------------
* Memory Card configuration part
*---------------------------------------------------------------------------*/
#if MC_DEV == 1
#if MC_RELOC == 1
#define __AT_MC_CADR __at(MC_CADR)
#else
#define __AT_MC_CADR
#endif
/* MC Cache Buffer for Data and FAT Caching. */
U32 mc_cache[128 * (MC_CSIZE + 2)] __AT_MC_CADR;
U16 const _MC_CSIZE = MC_CSIZE;
#else
/* Provide empty functions to reduce code size when MC not used. */
int fat_init (void) {
/* Initialize FAT File System driver. */
return (0);
}
BOOL fat_find_file (const char *fn, IOB *fcb) {
/* Find a file in Flash Card Root Directory. */
fn = fn;
fcb = fcb;
return (__FALSE);
}
BOOL fat_set_fpos (IOB *fcb, U32 pos) {
/* Set File Position pointer. */
fcb = fcb;
pos = pos;
return (__FALSE);
}
U32 fat_read (IOB *fcb, U8 *buf, U32 len) {
/* Read data from file at current file position. */
fcb = fcb;
buf = buf;
len = len;
return (0);
}
BOOL fat_write (IOB *fcb, const U8 *buf, U32 len) {
/* Write data to file at current file position. */
fcb = fcb;
buf = buf;
len = len;
return (__FALSE);
}
U32 fat_free (void) {
/* Calculate a free space for Flash Card. */
return (0);
}
BOOL fat_delete (const char *fn, IOB *fcb) {
/* Delete a file from Flash Card Root Directory. */
fn = fn;
fcb = fcb;
return (__FALSE);
}
BOOL fat_close_write (IOB *fcb) {
/* Close an opened file, update FAT and Directory record. */
fcb = fcb;
return (__FALSE);
}
BOOL fat_rename (const char *old, const char *new, IOB *fcb) {
/* Rename a file to new name. */
old = old;
new = new;
fcb = fcb;
return (__FALSE);
}
BOOL fat_create (const char *fn, IOB *fcb) {
/* Create a file in Flash Card Root Directory. */
fn = fn;
fcb = fcb;
return (__FALSE);
}
BOOL fat_format (const char *label) {
/* Format a Flash Card for FAT12 or FAT16. */
label = label;
return (__FALSE);
}
BOOL fat_ffind (const char *fn, FINFO *info, IOB *fcb) {
/* Find a file in Flash Card Root Directory. */
info = info;
fcb = fcb;
return (__FALSE);
}
#endif
/*----------------------------------------------------------------------------
* end of file
*---------------------------------------------------------------------------*/