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/*
* VME Linux/m68k Loader
*
* (c) Copyright 1997 by Nick Holgate
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING for more details.
*/
/*--------------------------------------------------------------------------*/
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include "version.h"
#define CONFIG_PARSER 1 /* include extra vmelilo config parser stuff*/
#include "loaderdefs.h"
/*--------------------------------------------------------------------------*/
#define LILO_CONFIGFILE "/etc/vmelilo.conf"
#define LILO_LOADERFILE "/boot/boot.loader"
#define LILO_BACKUPFILEPREFIX "/boot/backup"
/*--------------------------------------------------------------------------*/
/* Configuration File Parsing
*/
typedef struct {
const char *boot_device_name;
const char *default_password;
const char *default_kernel;
const char *default_cmdline;
const char *default_append;
const char *default_root;
const char *default_console;
const unsigned long *default_read_only;
const unsigned long *default_restricted;
BOOTOPTIONS options;
BOOTRECORD *records;
FILEDEF *files;
} CONFIG;
#define with_default(rec, mem) \
(((rec)->mem != NULL) ? (rec)->mem : config.default_ ## mem)
/*--------------------------------------------------------------------------*/
typedef struct {
int maxsize; /* space allocated for tag data */
int cursize; /* amount of tag data so far */
char *data; /* pointer to collected tag data */
} MEMFILE;
/*--------------------------------------------------------------------------*/
typedef struct {
const char *monitor_name; /* name of debug monitor */
unsigned char *loader_code; /* boot loader code */
int loader_code_size; /* size of boot loader code */
int boot_block_size; /* size of boot block in bytes */
void (*init_boot_block)(void *); /* initialise a boot block */
int (*valid_boot_block)(void *);/* validate a boot block */
} SUBARCH;
/*--------------------------------------------------------------------------*/
#ifndef DECLARE_GLOBALS
#define GLOBAL extern
#define _I_(v)
#else
#define GLOBAL
#define _I_(v) v
#endif
/*--------------------------------------------------------------------------*/
GLOBAL const char LiloVersion[] _I_( = VERSION );
/*--------------------------------------------------------------------------*/
/* Command Line Options
*/
GLOBAL const char *program_name;
GLOBAL int f_verbose;
GLOBAL int f_quiet;
GLOBAL int f_install;
GLOBAL int f_backup;
GLOBAL int f_uninstall;
GLOBAL int f_force;
GLOBAL int f_test;
GLOBAL const char *save_boot_block;
GLOBAL const char *restore_boot_block;
GLOBAL const char *root_path;
GLOBAL int m68k_model _I_( = -1 );
#define MODEL_BVME 0 /* BVME4000/6000 using BVMBug monitor */
#define MODEL_MVME 1 /* Motorola SBC using Motorola monitor */
/*--------------------------------------------------------------------------*/
/* Lilo Data
*/
GLOBAL void *boot_block_buffer;
GLOBAL const FILEMAP *loader_map;
GLOBAL MEMFILE map_data;
GLOBAL dev_t boot_device;
GLOBAL CONFIG config;
/*--------------------------------------------------------------------------*/
/* Files
*/
GLOBAL const char *config_file;
GLOBAL const char *loader_file;
GLOBAL const char *backup_file;
/*--------------------------------------------------------------------------*/
/* Drivers
*/
extern SUBARCH bvme_subarch;
extern SUBARCH mvme_subarch;
GLOBAL SUBARCH *subarch[]
#ifdef DECLARE_GLOBALS
= { &bvme_subarch,
&mvme_subarch
}
#endif
;
#define monitor_name ( subarch[m68k_model]->monitor_name )
#define loader_code ( subarch[m68k_model]->loader_code )
#define loader_code_size ( subarch[m68k_model]->loader_code_size)
#define boot_block_size ( subarch[m68k_model]->boot_block_size )
#define init_boot_block (*subarch[m68k_model]->init_boot_block )
#define valid_boot_block (*subarch[m68k_model]->valid_boot_block)
/*--------------------------------------------------------------------------*/
/* Function Prototypes
*/
char * skip_white(char *);
int equal_strings (const char *s1, const char *s2);
int case_equal_strings (const char *s1, const char *s2);
void die (const char *fmt, ...) __attribute__ ((noreturn, format (printf, 1, 2)));
void message(const char *fmt, ...) __attribute__ ((format (printf, 1, 2)));
void error_nomemory (void);
void error_open (const char *name);
void error_opendir (const char *name);
void error_read (const char *name);
void error_write (const char *name);
void error_seek (const char *name);
void error_stat (const char *name);
void error_ioctl (const char *name,const char *ioctl);
void read_config_file (void);
int is_scsi_partition (unsigned rdev);
const FILEMAP * create_file_map (const char *name);
const char * create_backup_filename (void);
void remove_file_def(const char *path);
/*-----------------------------< end of file >------------------------------*/
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