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A27系列优化I2C/RTC处理，新增版本A270Y

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LiJie
2025-06-07 10:24:51 +08:00
parent 413dd88f3b
commit 73e1c7dafa
372 changed files with 60642 additions and 60661 deletions
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238
A27-STEPLDR/Src/fs/diskio.c Normal file
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/*-----------------------------------------------------------------------*/
/* Low level disk I/O module skeleton for FatFs (C)ChaN, 2007 */
/*-----------------------------------------------------------------------*/
/* This is a stub disk I/O module that acts as front end of the existing */
/* disk I/O modules and attach it to FatFs module with common interface. */
/*-----------------------------------------------------------------------*/
#include "diskio.h"
//#include <windows.h>
//#include "sdfmd.h"
//#include <ethdbg.h>
//#include <halether.h>
//extern DWORD SDInitialize(void);
//extern DWORD WriteSector(PBYTE pData, DWORD dwStartSector, DWORD dwNumber);
//extern DWORD ReadSector(PBYTE pData, DWORD dwStartSector, DWORD dwNumber);
//extern void Delay(UINT32 count);
/*-----------------------------------------------------------------------*/
/* Correspondence between physical drive number and physical drive. */
/* Note that Tiny-FatFs supports only single drive and always */
/* accesses drive number 0. */
/*-----------------------------------------------------------------------*/
/* Inidialize a Drive */
DSTATUS disk_initialize (
BYTE drv /* Physical drive nmuber (0..) */
)
{
DSTATUS stat;
int result;
switch (drv) {
/*case ATA :
result = ATA_disk_initialize();
// translate the reslut code here
return stat;*/
case SDMMC :
result = MMC_disk_initialize();
// translate the reslut code here
if(result < 0)
stat = STA_NOINIT;
else
stat = 0;
return stat;
case USB :
result = USB_disk_initialize();
// translate the reslut code here
if(result < 0)
stat = STA_NOINIT;
else
stat = 0;
return stat;
}
return STA_NOINIT;
}
/*-----------------------------------------------------------------------*/
/* Return Disk Status */
DSTATUS disk_status (
BYTE drv /* Physical drive nmuber (0..) */
)
{
//drv = drv;
return 0;
#if 0
DSTATUS stat;
int result;
switch (drv) {
case ATA :
result = ATA_disk_status();
// translate the reslut code here
return stat;
case SDMMC :
result = MMC_disk_status();
// translate the reslut code here
return stat;
#if 0
case USB :
result = USB_disk_status();
// translate the reslut code here
return stat;
#endif
}
return STA_NOINIT;
#endif
}
/*-----------------------------------------------------------------------*/
/* Read Sector(s) */
DRESULT disk_read (
BYTE drv, /* Physical drive nmuber (0..) */
BYTE *buff, /* Data buffer to store read data */
DWORD sector, /* Sector address (LBA) */
BYTE count /* Number of sectors to read (1..255) */
)
{
DRESULT res;
int result;
switch (drv) {
/*case ATA :
result = ATA_disk_read(buff, sector, count);
// translate the reslut code here
return res;*/
case SDMMC :
result = MMC_disk_read(buff, sector, count);
// translate the reslut code here
if(result == 0)
res = RES_ERROR;
else
res = RES_OK;
return res;
case USB :
result = USB_disk_read(buff, sector, count);
// translate the reslut code here
if(result == 0)
res = RES_ERROR;
else
res = RES_OK;
return res;
}
return RES_PARERR;
}
/*-----------------------------------------------------------------------*/
/* Write Sector(s) */
#if _READONLY == 0
DRESULT disk_write (
BYTE drv, /* Physical drive nmuber (0..) */
const BYTE *buff, /* Data to be written */
DWORD sector, /* Sector address (LBA) */
BYTE count /* Number of sectors to write (1..255) */
)
{
DRESULT res;
int result;
switch (drv) {
case ATA :
result = ATA_disk_write(buff, sector, count);
// translate the reslut code here
return res;
case SDMMC :
result = MMC_disk_write(buff, sector, count);
// translate the reslut code here
return res;
#if 0
case USB :
result = USB_disk_write(buff, sector, count);
// translate the reslut code here
return res;
#endif
}
return RES_PARERR;
}
#endif /* _READONLY */
/*-----------------------------------------------------------------------*/
/* Miscellaneous Functions */
DRESULT disk_ioctl (
BYTE drv, /* Physical drive nmuber (0..) */
BYTE ctrl, /* Control code */
void *buff /* Buffer to send/receive control data */
)
{
DRESULT res;
int result;
switch (drv) {
/*case ATA :
// pre-process here
result = ATA_disk_ioctl(ctrl, buff);
// post-process here
return res;*/
case SDMMC :
// pre-process here
result = MMC_disk_ioctl(ctrl, buff);
// post-process here
if(result < 0)
res = RES_PARERR;
else
res = RES_OK;
return res;
case USB :
// pre-process here
result = USB_disk_ioctl(ctrl, buff);
if(result < 0)
res = RES_PARERR;
else
res = RES_OK;
return res;
}
return RES_PARERR;
}

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A27-STEPLDR/Src/fs/diskio.h Normal file
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/*-----------------------------------------------------------------------
/ Low level disk interface modlue include file R0.06 (C)ChaN, 2007
/-----------------------------------------------------------------------*/
#ifndef _DISKIO
#define _DISKIO
#define _READONLY 1 /* 1: Read-only mode */
#define _USE_IOCTL 1
#include "integer.h"
/* Status of Disk Functions */
typedef BYTE DSTATUS;
/* Results of Disk Functions */
typedef enum {
RES_OK = 0, /* 0: Successful */
RES_ERROR, /* 1: R/W Error */
RES_WRPRT, /* 2: Write Protected */
RES_NOTRDY, /* 3: Not Ready */
RES_PARERR /* 4: Invalid Parameter */
} DRESULT;
/*---------------------------------------*/
/* Prototypes for disk control functions */
DSTATUS disk_initialize (BYTE);
DSTATUS disk_status (BYTE);
DRESULT disk_read (BYTE, BYTE*, DWORD, BYTE);
#if _READONLY == 0
DRESULT disk_write (BYTE, const BYTE*, DWORD, BYTE);
#endif
DRESULT disk_ioctl (BYTE, BYTE, void*);
void disk_timerproc (void);
/* Disk Status Bits (DSTATUS) */
#define STA_NOINIT 0x01 /* Drive not initialized */
#define STA_NODISK 0x02 /* No medium in the drive */
#define STA_PROTECT 0x04 /* Write protected */
/* Command code for disk_ioctrl() */
/* Generic command */
#define CTRL_SYNC 0 /* Mandatory for read/write configuration */
#define GET_SECTOR_COUNT 1 /* Mandatory for only f_mkfs() */
#define GET_SECTOR_SIZE 2
#define GET_BLOCK_SIZE 3 /* Mandatory for only f_mkfs() */
#define CTRL_POWER 4
#define CTRL_LOCK 5
#define CTRL_EJECT 6
/* MMC/SDC command */
#define MMC_GET_TYPE 10
#define MMC_GET_CSD 11
#define MMC_GET_CID 12
#define MMC_GET_OCR 13
#define MMC_GET_SDSTAT 14
/* ATA/CF command */
#define ATA_GET_REV 20
#define ATA_GET_MODEL 21
#define ATA_GET_SN 22
#define SDMMC 0
#define USB 1
#define ATA 2
int MMC_disk_initialize(void);
int MMC_disk_read(void *buff, DWORD sector, BYTE count);
int MMC_disk_ioctl(BYTE ctrl, void *buff);
int USB_disk_initialize(void);
int USB_disk_read(void *buff, DWORD sector, BYTE count);
int USB_disk_ioctl(BYTE ctrl, void *buff);
#endif

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A27-STEPLDR/Src/fs/ff.c Normal file
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343
A27-STEPLDR/Src/fs/ff.h Normal file
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/*--------------------------------------------------------------------------/
/ FatFs - FAT file system module include file R0.06 (C)ChaN, 2008
/---------------------------------------------------------------------------/
/ FatFs module is an experimenal project to implement FAT file system to
/ cheap microcontrollers. This is a free software and is opened for education,
/ research and development under license policy of following trems.
/
/ Copyright (C) 2008, ChaN, all right reserved.
/
/ * The FatFs module is a free software and there is no warranty.
/ * You can use, modify and/or redistribute it for personal, non-profit or
/ commercial use without any restriction under your responsibility.
/ * Redistributions of source code must retain the above copyright notice.
/
/---------------------------------------------------------------------------*/
#ifndef _FATFS
#define _FATFS
#define _MCU_ENDIAN 2
/* The _MCU_ENDIAN defines which access method is used to the FAT structure.
/ 1: Enable word access.
/ 2: Disable word access and use byte-by-byte access instead.
/ When the architectural byte order of the MCU is big-endian and/or address
/ miss-aligned access results incorrect behavior, the _MCU_ENDIAN must be set to 2.
/ If it is not the case, it can also be set to 1 for good code efficiency. */
#define _FS_READONLY 1
/* Setting _FS_READONLY to 1 defines read only configuration. This removes
/ writing functions, f_write, f_sync, f_unlink, f_mkdir, f_chmod, f_rename,
/ f_truncate and useless f_getfree. */
#define _FS_MINIMIZE 0
/* The _FS_MINIMIZE option defines minimization level to remove some functions.
/ 0: Full function.
/ 1: f_stat, f_getfree, f_unlink, f_mkdir, f_chmod, f_truncate and f_rename are removed.
/ 2: f_opendir and f_readdir are removed in addition to level 1.
/ 3: f_lseek is removed in addition to level 2. */
#define _USE_STRFUNC 0
/* To enable string functions, set _USE_STRFUNC to 1 or 2. */
#define _USE_MKFS 0
/* When _USE_MKFS is set to 1 and _FS_READONLY is set to 0, f_mkfs function is
/ enabled. */
#define _DRIVES 2
/* Number of logical drives to be used. This affects the size of internal table. */
#define _MULTI_PARTITION 0
/* When _MULTI_PARTITION is set to 0, each logical drive is bound to same
/ physical drive number and can mount only 1st primaly partition. When it is
/ set to 1, each logical drive can mount a partition listed in Drives[]. */
#define _USE_FSINFO 1
/* To enable FSInfo support on FAT32 volume, set _USE_FSINFO to 1. */
#define _USE_SJIS 0
/* When _USE_SJIS is set to 1, Shift-JIS code transparency is enabled, otherwise
/ only US-ASCII(7bit) code can be accepted as file/directory name. */
#define _USE_NTFLAG 1
/* When _USE_NTFLAG is set to 1, upper/lower case of the file name is preserved.
/ Note that the files are always accessed in case insensitive. */
#include "integer.h"
/* Definitions corresponds to multiple sector size (not tested) */
#define S_MAX_SIZ 512U /* Do not change */
#if S_MAX_SIZ > 512U
#define SS(fs) ((fs)->s_size)
#else
#define SS(fs) 512U
#endif
/* File system object structure */
typedef struct _FATFS {
WORD id; /* File system mount ID */
WORD n_rootdir; /* Number of root directory entries */
DWORD winsect; /* Current sector appearing in the win[] */
DWORD sects_fat; /* Sectors per fat */
DWORD max_clust; /* Maximum cluster# + 1 */
DWORD fatbase; /* FAT start sector */
DWORD dirbase; /* Root directory start sector (cluster# for FAT32) */
DWORD database; /* Data start sector */
#if !_FS_READONLY
DWORD last_clust; /* Last allocated cluster */
DWORD free_clust; /* Number of free clusters */
#if _USE_FSINFO
DWORD fsi_sector; /* fsinfo sector */
BYTE fsi_flag; /* fsinfo dirty flag (1:must be written back) */
BYTE pad2;
#endif
#else
BYTE pad3;
BYTE pad2;
#endif
BYTE fs_type; /* FAT sub type */
BYTE csize; /* Number of sectors per cluster */
#if S_MAX_SIZ > 512U
WORD s_size; /* Sector size */
#endif
BYTE n_fats; /* Number of FAT copies */
BYTE drive; /* Physical drive number */
BYTE winflag; /* win[] dirty flag (1:must be written back) */
BYTE pad1;
BYTE win[S_MAX_SIZ]; /* Disk access window for Directory/FAT */
} FATFS;
/* Directory object structure */
typedef struct _DIR {
WORD id; /* Owner file system mount ID */
WORD index; /* Current index */
FATFS* fs; /* Pointer to the owner file system object */
DWORD sclust; /* Start cluster */
DWORD clust; /* Current cluster */
DWORD sect; /* Current sector */
} DIR;
/* File object structure */
typedef struct _FIL {
WORD id; /* Owner file system mount ID */
BYTE flag; /* File status flags */
BYTE csect; /* Sector address in the cluster */
FATFS* fs; /* Pointer to the owner file system object */
DWORD fptr; /* File R/W pointer */
DWORD fsize; /* File size */
DWORD org_clust; /* File start cluster */
DWORD curr_clust; /* Current cluster */
DWORD curr_sect; /* Current sector */
#if _FS_READONLY == 0
DWORD dir_sect; /* Sector containing the directory entry */
BYTE* dir_ptr; /* Ponter to the directory entry in the window */
#endif
BYTE buffer[S_MAX_SIZ]; /* File R/W buffer */
} FIL;
/* File status structure */
typedef struct _FILINFO {
DWORD fsize; /* Size */
WORD fdate; /* Date */
WORD ftime; /* Time */
BYTE fattrib; /* Attribute */
char fname[8+1+3+1]; /* Name (8.3 format) */
} FILINFO;
/* Definitions corresponds to multi partition */
#if _MULTI_PARTITION != 0 /* Multiple partition cfg */
typedef struct _PARTITION {
BYTE pd; /* Physical drive # (0-255) */
BYTE pt; /* Partition # (0-3) */
} PARTITION;
extern
const PARTITION Drives[]; /* Logical drive# to physical location conversion table */
#define LD2PD(drv) (Drives[drv].pd) /* Get physical drive# */
#define LD2PT(drv) (Drives[drv].pt) /* Get partition# */
#else /* Single partition cfg */
#define LD2PD(drv) (drv) /* Physical drive# is equal to logical drive# */
#define LD2PT(drv) 0 /* Always mounts the 1st partition */
#endif
/* File function return code (FRESULT) */
typedef enum {
FR_OK = 0, /* 0 */
FR_NOT_READY, /* 1 */
FR_NO_FILE, /* 2 */
FR_NO_PATH, /* 3 */
FR_INVALID_NAME, /* 4 */
FR_INVALID_DRIVE, /* 5 */
FR_DENIED, /* 6 */
FR_EXIST, /* 7 */
FR_RW_ERROR, /* 8 */
FR_WRITE_PROTECTED, /* 9 */
FR_NOT_ENABLED, /* 10 */
FR_NO_FILESYSTEM, /* 11 */
FR_INVALID_OBJECT, /* 12 */
FR_MKFS_ABORTED /* 13 */
} FRESULT;
/*-----------------------------------------------------*/
/* FatFs module application interface */
FRESULT f_mount (BYTE, FATFS*); /* Mount/Unmount a logical drive */
FRESULT f_open (FIL*, const char*, BYTE); /* Open or create a file */
FRESULT f_read (FIL*, void*, UINT, UINT*); /* Read data from a file */
FRESULT f_write (FIL*, const void*, UINT, UINT*); /* Write data to a file */
FRESULT f_lseek (FIL*, DWORD); /* Move file pointer of a file object */
FRESULT f_close (FIL*); /* Close an open file object */
FRESULT f_opendir (DIR*, const char*); /* Open an existing directory */
FRESULT f_readdir (DIR*, FILINFO*); /* Read a directory item */
FRESULT f_stat (const char*, FILINFO*); /* Get file status */
FRESULT f_getfree (const char*, DWORD*, FATFS**); /* Get number of free clusters on the drive */
FRESULT f_truncate (FIL*); /* Truncate file */
FRESULT f_sync (FIL*); /* Flush cached data of a writing file */
FRESULT f_unlink (const char*); /* Delete an existing file or directory */
FRESULT f_mkdir (const char*); /* Create a new directory */
FRESULT f_chmod (const char*, BYTE, BYTE); /* Change file/dir attriburte */
FRESULT f_utime (const char*, const FILINFO*); /* Change file/dir timestamp */
FRESULT f_rename (const char*, const char*); /* Rename/Move a file or directory */
FRESULT f_mkfs (BYTE, BYTE, WORD); /* Create a file system on the drive */
#if _USE_STRFUNC
#define feof(fp) ((fp)->fptr == (fp)->fsize)
#define EOF -1
int fputc (int, FIL*); /* Put a character to the file */
int fputs (const char*, FIL*); /* Put a string to the file */
int fprintf (FIL*, const char*, ...); /* Put a formatted string to the file */
char* fgets (char*, int, FIL*); /* Get a string from the file */
#endif
/* User defined function to give a current time to fatfs module */
DWORD get_fattime (void); /* 31-25: Year(0-127 org.1980), 24-21: Month(1-12), 20-16: Day(1-31) */
/* 15-11: Hour(0-23), 10-5: Minute(0-59), 4-0: Second(0-29 *2) */
/* File access control and file status flags (FIL.flag) */
#define FA_READ 0x01
#define FA_OPEN_EXISTING 0x00
#if _FS_READONLY == 0
#define FA_WRITE 0x02
#define FA_CREATE_NEW 0x04
#define FA_CREATE_ALWAYS 0x08
#define FA_OPEN_ALWAYS 0x10
#define FA__WRITTEN 0x20
#define FA__DIRTY 0x40
#endif
#define FA__ERROR 0x80
/* FAT sub type (FATFS.fs_type) */
#define FS_FAT12 1
#define FS_FAT16 2
#define FS_FAT32 3
/* File attribute bits for directory entry */
#define AM_RDO 0x01 /* Read only */
#define AM_HID 0x02 /* Hidden */
#define AM_SYS 0x04 /* System */
#define AM_VOL 0x08 /* Volume label */
#define AM_LFN 0x0F /* LFN entry */
#define AM_DIR 0x10 /* Directory */
#define AM_ARC 0x20 /* Archive */
/* Offset of FAT structure members */
#define BS_jmpBoot 0
#define BS_OEMName 3
#define BPB_BytsPerSec 11
#define BPB_SecPerClus 13
#define BPB_RsvdSecCnt 14
#define BPB_NumFATs 16
#define BPB_RootEntCnt 17
#define BPB_TotSec16 19
#define BPB_Media 21
#define BPB_FATSz16 22
#define BPB_SecPerTrk 24
#define BPB_NumHeads 26
#define BPB_HiddSec 28
#define BPB_TotSec32 32
#define BS_55AA 510
#define BS_DrvNum 36
#define BS_BootSig 38
#define BS_VolID 39
#define BS_VolLab 43
#define BS_FilSysType 54
#define BPB_FATSz32 36
#define BPB_ExtFlags 40
#define BPB_FSVer 42
#define BPB_RootClus 44
#define BPB_FSInfo 48
#define BPB_BkBootSec 50
#define BS_DrvNum32 64
#define BS_BootSig32 66
#define BS_VolID32 67
#define BS_VolLab32 71
#define BS_FilSysType32 82
#define FSI_LeadSig 0
#define FSI_StrucSig 484
#define FSI_Free_Count 488
#define FSI_Nxt_Free 492
#define MBR_Table 446
#define DIR_Name 0
#define DIR_Attr 11
#define DIR_NTres 12
#define DIR_CrtTime 14
#define DIR_CrtDate 16
#define DIR_FstClusHI 20
#define DIR_WrtTime 22
#define DIR_WrtDate 24
#define DIR_FstClusLO 26
#define DIR_FileSize 28
/* Multi-byte word access macros */
#if _MCU_ENDIAN==1 /* Use word access */
#define LD_WORD(ptr) (WORD)(*(WORD*)(BYTE*)(ptr))
#define LD_DWORD(ptr) (DWORD)(*(DWORD*)(BYTE*)(ptr))
#define ST_WORD(ptr,val) *(WORD*)(BYTE*)(ptr)=(WORD)(val)
#define ST_DWORD(ptr,val) *(DWORD*)(BYTE*)(ptr)=(DWORD)(val)
#elif _MCU_ENDIAN==2 /* Use byte-by-byte access */
#define LD_WORD(ptr) (WORD)(((WORD)*(volatile BYTE*)((ptr)+1)<<8)|(WORD)*(volatile BYTE*)(ptr))
#define LD_DWORD(ptr) (DWORD)(((DWORD)*(volatile BYTE*)((ptr)+3)<<24)|((DWORD)*(volatile BYTE*)((ptr)+2)<<16)|((WORD)*(volatile BYTE*)((ptr)+1)<<8)|*(volatile BYTE*)(ptr))
#define ST_WORD(ptr,val) *(volatile BYTE*)(ptr)=(BYTE)(val); *(volatile BYTE*)((ptr)+1)=(BYTE)((WORD)(val)>>8)
#define ST_DWORD(ptr,val) *(volatile BYTE*)(ptr)=(BYTE)(val); *(volatile BYTE*)((ptr)+1)=(BYTE)((WORD)(val)>>8); *(volatile BYTE*)((ptr)+2)=(BYTE)((DWORD)(val)>>16); *(volatile BYTE*)((ptr)+3)=(BYTE)((DWORD)(val)>>24)
#else
#error Do not forget to set _MCU_ENDIAN properly!
#endif
extern FATFS g_fs;
#endif /* _FATFS */

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/*-------------------------------------------*/
/* Integer type definitions for FatFs module */
/*-------------------------------------------*/
#ifndef _INTEGER
/* These types must be 16-bit, 32-bit or larger integer */
typedef int INT;
typedef unsigned int UINT;
/* These types must be 8-bit integer */
typedef signed char CHAR;
typedef unsigned char UCHAR;
typedef unsigned char BYTE;
/* These types must be 16-bit integer */
typedef short SHORT;
typedef unsigned short USHORT;
typedef unsigned short WORD;
/* These types must be 32-bit integer */
typedef long LONG;
typedef unsigned long ULONG;
typedef unsigned long DWORD;
/* Boolean type */
#undef FALSE
#undef TRUE
typedef enum { FALSE = 0, TRUE } BOOL;
#define _INTEGER
#endif

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A27-STEPLDR/Src/fs/sd_if.h Normal file
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#ifndef SD_IF_H__
#define SD_IF_H__
int MMC_disk_initialize();
int MMC_disk_read(void *buff, DWORD sector, BYTE count);
int MMC_disk_ioctl(BYTE ctrl, void *buff);
#endif