[Gc-linux-cvs] ipl/include block.h,NONE,1.1 dolup.h,NONE,1.1 fat.h,NONE,1.1 file.h,NONE,1.1 lowmem.h,NONE,1.1 sd.h,NONE,1.1 sram.h,NONE,1.1

[<rob...@us...>]

Update of /cvsroot/gc-linux/ipl/include
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv23177

Added Files:
	block.h dolup.h fat.h file.h lowmem.h sd.h sram.h 
Log Message:
Forgot to add some moved include files to the repository


--- NEW FILE: block.h ---
#ifndef __BLOCK_H
#define __BLOCK_H
typedef struct 
{
	int dev;
	int (*block_read)(int dev, int start, int size, void *buffer);
} block_dev_desc_t;
#endif

--- NEW FILE: dolup.h ---
/*
 * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
 * All rights reserved. 
 * 
 * Redistribution and use in source and binary forms, with or without modification, 
 * are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 * 3. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission. 
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 
 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 
 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 
 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 
 * OF SUCH DAMAGE.
 *
 * This file is part of the lwIP TCP/IP stack.
 * 
 * Author: Adam Dunkels <ad...@si...>
 *
 */
#ifndef __DOLUP_H__
#define __DOLUP_H__

void dolup_init(void);

#endif /* __HTTPD_H__ */

--- NEW FILE: fat.h ---
/*
 * R/O (V)FAT 12/16/32 filesystem implementation by Marcus Sundberg
 *
 * 2002-07-28 - rj...@ne... - ported to ppcboot v1.1.6
 * 2003-03-10 - kh...@ne... - ported to u-boot
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * 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 2 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, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 *
 */

#ifndef _FAT_H_
#define _FAT_H_

#include <linux/types.h>


#include "block.h"

#define CONFIG_SUPPORT_VFAT

#define SECTOR_SIZE FS_BLOCK_SIZE

#define FS_BLOCK_SIZE 512

#if FS_BLOCK_SIZE != SECTOR_SIZE
#error FS_BLOCK_SIZE != SECTOR_SIZE - This code needs to be fixed!
#endif

#define MAX_CLUSTSIZE	65536
#define DIRENTSPERBLOCK	(FS_BLOCK_SIZE/sizeof(dir_entry))
#define DIRENTSPERCLUST	((mydata->clust_size*SECTOR_SIZE)/sizeof(dir_entry))

#define FATBUFBLOCKS	6
#define FATBUFSIZE	(FS_BLOCK_SIZE*FATBUFBLOCKS)
#define FAT12BUFSIZE	((FATBUFSIZE*2)/3)
#define FAT16BUFSIZE	(FATBUFSIZE/2)
#define FAT32BUFSIZE	(FATBUFSIZE/4)


/* Filesystem identifiers */
#define FAT12_SIGN	"FAT12   "
#define FAT16_SIGN	"FAT16   "
#define FAT32_SIGN	"FAT32   "
#define SIGNLEN		8

/* File attributes */
#define ATTR_RO      1
#define ATTR_HIDDEN  2
#define ATTR_SYS     4
#define ATTR_VOLUME  8
#define ATTR_DIR     16
#define ATTR_ARCH    32

#define ATTR_VFAT     (ATTR_RO | ATTR_HIDDEN | ATTR_SYS | ATTR_VOLUME)

#define DELETED_FLAG	((char)0xe5) /* Marks deleted files when in name[0] */
#define aRING		0x05	     /* Used to represent 'å' in name[0] */

/* Indicates that the entry is the last long entry in a set of long
 * dir entries
 */
#define LAST_LONG_ENTRY_MASK	0x40

/* Flags telling whether we should read a file or list a directory */
#define LS_NO	0
#define LS_YES	1
#define LS_DIR	1
#define LS_ROOT	2

#ifdef DEBUG
#define FAT_DPRINT(args...)	printf(args)
#else
#define FAT_DPRINT(args...)
#endif
#define FAT_ERROR(arg)		printf(arg)

#define ISDIRDELIM(c)   ((c) == '/' || (c) == '\\')

#define FSTYPE_NONE	(-1)

#if defined(__linux__) && defined(__KERNEL__)
#define FAT2CPU16	le16_to_cpu
#define FAT2CPU32	le32_to_cpu
#else
#if __LITTLE_ENDIAN
#define FAT2CPU16(x)	(x)
#define FAT2CPU32(x)	(x)
#else
#define FAT2CPU16(x)	((((x) & 0x00ff) << 8) | (((x) & 0xff00) >> 8))
#define FAT2CPU32(x)	((((x) & 0x000000ff) << 24)  |	\
	 		 (((x) & 0x0000ff00) << 8)  |	\
			 (((x) & 0x00ff0000) >> 8)  |	\
			 (((x) & 0xff000000) >> 24))
#endif
#endif

#define TOLOWER(c)	if((c) >= 'A' && (c) <= 'Z'){(c)+=('a' - 'A');}
#define START(dent)	(FAT2CPU16((dent)->start) \
			+ (mydata->fatsize != 32 ? 0 : \
			  (FAT2CPU16((dent)->starthi) << 16)))



typedef struct boot_sector {
	__u8	ignored[3];	/* Bootstrap code */
	char	system_id[8];	/* Name of fs */
	__u8	sector_size[2];	/* Bytes/sector */
	__u8	cluster_size;	/* Sectors/cluster */
	__u16	reserved;	/* Number of reserved sectors */
	__u8	fats;		/* Number of FATs */
	__u8	dir_entries[2];	/* Number of root directory entries */
	__u8	sectors[2];	/* Number of sectors */
	__u8	media;		/* Media code */
	__u16	fat_length;	/* Sectors/FAT */
	__u16	secs_track;	/* Sectors/track */
	__u16	heads;		/* Number of heads */
	__u32	hidden;		/* Number of hidden sectors */
	__u32	total_sect;	/* Number of sectors (if sectors == 0) */

	/* FAT32 only */
	__u32	fat32_length;	/* Sectors/FAT */
	__u16	flags;		/* Bit 8: fat mirroring, low 4: active fat */
	__u8	version[2];	/* Filesystem version */
	__u32	root_cluster;	/* First cluster in root directory */
	__u16	info_sector;	/* Filesystem info sector */
	__u16	backup_boot;	/* Backup boot sector */
	__u16	reserved2[6];	/* Unused */
} boot_sector;

typedef struct volume_info
{
	__u8 drive_number;	/* BIOS drive number */
	__u8 reserved;		/* Unused */
	__u8 ext_boot_sign;	/* 0x29 if fields below exist (DOS 3.3+) */
	__u8 volume_id[4];	/* Volume ID number */
	char volume_label[11];	/* Volume label */
	char fs_type[8];	/* Typically FAT12, FAT16, or FAT32 */
	/* Boot code comes next, all but 2 bytes to fill up sector */
	/* Boot sign comes last, 2 bytes */
} volume_info;

typedef struct dir_entry {
	char	name[8],ext[3];	/* Name and extension */
	__u8	attr;		/* Attribute bits */
	__u8	lcase;		/* Case for base and extension */
	__u8	ctime_ms;	/* Creation time, milliseconds */
	__u16	ctime;		/* Creation time */
	__u16	cdate;		/* Creation date */
	__u16	adate;		/* Last access date */
	__u16	starthi;	/* High 16 bits of cluster in FAT32 */
	__u16	time,date,start;/* Time, date and first cluster */
	__u32	size;		/* File size in bytes */
} dir_entry;

typedef struct dir_slot {
	__u8    id;		/* Sequence number for slot */
	__u8    name0_4[10];	/* First 5 characters in name */
	__u8    attr;		/* Attribute byte */
	__u8    reserved;	/* Unused */
	__u8    alias_checksum;/* Checksum for 8.3 alias */
	__u8    name5_10[12];	/* 6 more characters in name */
	__u16   start;		/* Unused */
	__u8    name11_12[4];	/* Last 2 characters in name */
} dir_slot;

/* Private filesystem parameters */
typedef struct {
	int	fatsize;	/* Size of FAT in bits */
	__u16	fatlength;	/* Length of FAT in sectors */
	__u16	fat_sect;	/* Starting sector of the FAT */
	__u16	rootdir_sect;	/* Start sector of root directory */
	__u16	clust_size;	/* Size of clusters in sectors */
	short	data_begin;	/* The sector of the first cluster, can be negative */
	__u8	fatbuf[FATBUFSIZE]; /* Current FAT buffer */
	int	fatbufnum;	/* Used by get_fatent, init to -1 */
} fsdata;

typedef int	(file_detectfs_func)(void);
typedef int	(file_ls_func)(const char *dir);
typedef long	(file_read_func)(const char *filename, void *buffer,
				 unsigned long maxsize);

struct filesystem {
	file_detectfs_func *detect;
	file_ls_func	   *ls;
	file_read_func	   *read;
	const char	    name[12];
};

/* FAT tables */
file_detectfs_func	file_fat_detectfs;
file_ls_func		file_fat_ls;
file_read_func		file_fat_read;

/* Currently this doesn't check if the dir exists or is valid... */
int file_cd(const char *path);
int file_fat_detectfs(void);
int file_fat_ls(const char *dir);
long file_fat_read(const char *filename, void *buffer, unsigned long maxsize);
const char *file_getfsname(int idx);
int fat_register_device(block_dev_desc_t *dev_desc, int pbr_offset);

#endif /* _FAT_H_ */

--- NEW FILE: file.h ---
#ifndef __file_h
#define __file_h

long file_read(const char *filename, void *buffer, unsigned long maxsize);

#endif

--- NEW FILE: lowmem.h ---
#ifndef __lowmem_h
#define __lowmem_h

#define lowmem_current_video_mode *((unsigned long*)0x800000CC)

#endif

--- NEW FILE: sd.h ---
#ifndef _SD_H_
#define _SD_H_
void sd_boot(void);

#endif

--- NEW FILE: sram.h ---
#ifndef __sram_h
#define __sram_h
void sram_set_videomode(int v);
int sram_get_videomode(void);
void sram_set_autoboot(int v);
int sram_get_autoboot(void);
struct ip_addr *sram_get_ip(int w);
void sram_load_defaults(void);
void read_sram(void);
void write_sram(void);

#endif