linux/drivers/isdn/hysdn/hysdn_pof.h

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/* $Id: hysdn_pof.h,v 1.2.6.1 2001/09/23 22:24:54 kai Exp $
*
* Linux driver for HYSDN cards, definitions used for handling pof-files.
*
* Author Werner Cornelius (werner@titro.de) for Hypercope GmbH
* Copyright 1999 by Werner Cornelius (werner@titro.de)
*
* This software may be used and distributed according to the terms
* of the GNU General Public License, incorporated herein by reference.
*
*/
/************************/
/* POF specific defines */
/************************/
#define BOOT_BUF_SIZE 0x1000 /* =4096, maybe moved to other h file */
#define CRYPT_FEEDTERM 0x8142
#define CRYPT_STARTTERM 0x81a5
/* max. timeout time in seconds
* from end of booting to POF is ready
*/
#define POF_READY_TIME_OUT_SEC 10
/**********************************/
/* defines for 1.stage boot image */
/**********************************/
/* the POF file record containing the boot loader image
* has 2 pages a 16KB:
* 1. page contains the high 16-bit part of the 32-bit E1 words
* 2. page contains the low 16-bit part of the 32-bit E1 words
*
* In each 16KB page we assume the start of the boot loader code
* in the highest 2KB part (at offset 0x3800);
* the rest (0x0000..0x37FF) is assumed to contain 0 bytes.
*/
#define POF_BOOT_LOADER_PAGE_SIZE 0x4000 /* =16384U */
#define POF_BOOT_LOADER_TOTAL_SIZE (2U * POF_BOOT_LOADER_PAGE_SIZE)
#define POF_BOOT_LOADER_CODE_SIZE 0x0800 /* =2KB =2048U */
/* offset in boot page, where loader code may start */
/* =0x3800= 14336U */
#define POF_BOOT_LOADER_OFF_IN_PAGE (POF_BOOT_LOADER_PAGE_SIZE-POF_BOOT_LOADER_CODE_SIZE)
/*--------------------------------------POF file record structs------------*/
typedef struct PofFileHdr_tag { /* Pof file header */
/*00 */ unsigned long Magic __attribute__((packed));
/*04 */ unsigned long N_PofRecs __attribute__((packed));
/*08 */
} tPofFileHdr;
typedef struct PofRecHdr_tag { /* Pof record header */
/*00 */ unsigned short PofRecId __attribute__((packed));
/*02 */ unsigned long PofRecDataLen __attribute__((packed));
/*06 */
} tPofRecHdr;
typedef struct PofTimeStamp_tag {
/*00 */ unsigned long UnixTime __attribute__((packed));
/*04 */ unsigned char DateTimeText[0x28];
/* =40 */
/*2C */
} tPofTimeStamp;
/* tPofFileHdr.Magic value: */
#define TAGFILEMAGIC 0x464F501AUL
/* tPofRecHdr.PofRecId values: */
#define TAG_ABSDATA 0x1000 /* abs. data */
#define TAG_BOOTDTA 0x1001 /* boot data */
#define TAG_COMMENT 0x0020
#define TAG_SYSCALL 0x0021
#define TAG_FLOWCTRL 0x0022
#define TAG_TIMESTMP 0x0010 /* date/time stamp of version */
#define TAG_CABSDATA 0x1100 /* crypted abs. data */
#define TAG_CBOOTDTA 0x1101 /* crypted boot data */