/* *  Copyright (C) 2001-2003 Hewlett-Packard Co. *	Contributed by Stephane Eranian <eranian@hpl.hp.com> * *  Copyright (C) 2001 Silicon Graphics, Inc. *      Contributed by Brent Casavant <bcasavan@sgi.com> * * This file is part of the ELILO, the EFI Linux boot loader. * *  GNU EFI 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, or (at your option) *  any later version. * *  GNU EFI 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 GNU EFI; see the file COPYING.  If not, write to the Free *  Software Foundation, 59 Temple Place - Suite 330, Boston, MA *  02111-1307, USA. * * Please check out the elilo.txt for complete documentation on how * to use this program. */#ifndef __ELILO_H__#define __ELILO_H__#include <efi.h>#include "elilo_debug.h"#include "fileops.h"#include "chooser.h"#include "strops.h"#include "sysdeps.h"#define MB		(1024*1024) /* 1 megabyte *//* Round X up/down to A, which must be an integer power of two.  */#define ROUNDUP(x,a)	(((x) + (a) - 1) & ~((a) - 1))#define ROUNDDOWN(x,a)  ((x) & ~((a) - 1))/* * Elilo Boot modes */#define ELILO_LOAD_SUCCESS	0#define ELILO_LOAD_ABORTED	1#define ELILO_LOAD_ERROR	2#define ELILO_LOAD_RETRY	3#define ELILO_DEFAULT_TIMEOUT	ELILO_TIMEOUT_INFINITY#define ELILO_TIMEOUT_INFINITY	(~0UL)#define CMDLINE_MAXLEN		512 /* needed by ia32 */#define FILENAME_MAXLEN		256#define MAX_ARGS		256/* Just pick an arbitrary number that's high enough for now :o) */#define MAX_DEFAULT_CONFIGS     16typedef struct {	UINT8 nothing_yet;} image_opt_t;typedef struct config_file {	CHAR16 fname[FILENAME_MAXLEN];} config_file_t;typedef struct {	/*	 * list of options controllable from both the command line	 * and the config file	 */	UINTN alt_check;	/* always check for alternate kernel */	UINTN debug;		/* debug print() on */	UINTN delay;		/* delay before booting the image */	UINTN verbose;		/* verbosity level [1-5] */	CHAR16 initrd[FILENAME_MAXLEN];		/* name of file for initial ramdisk */	UINT8 delay_set;	/* mark whether or not delay was specified on cmdline */	UINT8 edd30_on;		/* true is EDD30 variable is TRUE */	UINT8 edd30_no_force;	/* don't force EDD30 variable to true */	/*	 * list of options controllable from either the command line	 * or the config file	 */	UINTN prompt;		/* enter interactive mode */	UINTN parse_only;	/* only parses the config file */	UINTN timeout;		/* timeout before leaving interactive mode*/	image_opt_t img_opt;	/* architecture independent per image options*/	sys_img_options_t *sys_img_opts;	/* architecture depdendent per image options */	CHAR16 default_kernel[FILENAME_MAXLEN];	/* CHAR16 default_config[FILENAME_MAXLEN]; */        config_file_t default_configs[MAX_DEFAULT_CONFIGS];	CHAR16 config[FILENAME_MAXLEN];		/* name of config file */	CHAR16 chooser[FILENAME_MAXLEN];	/* image chooser to use */} elilo_config_t;extern elilo_config_t elilo_opt;extern EFI_SYSTEM_TABLE *systab;typedef struct {	VOID 	*start_addr;	UINTN	pgcnt;} memdesc_t;typedef struct {	VOID *kstart;	VOID *kend;	VOID *kentry;} kdesc_t;typedef struct {	EFI_MEMORY_DESCRIPTOR	*md;	UINTN			map_size;	UINTN			desc_size;	UINTN			cookie;	UINT32			desc_version;} mmap_desc_t;#ifndef MAX#define MAX(a,b)	((a)>(b) ? (a) : (b))#endif#ifndef MIN#define MIN(a,b)	((a)>(b) ? (b) : (a))#endif#define VERB_PRT(n,cmd) \	{ if (elilo_opt.verbose >= (n)) { cmd; } }/* from alloc.c */extern INTN alloc_init(VOID);extern VOID *alloc(UINTN, EFI_MEMORY_TYPE);extern VOID free(VOID *);extern VOID *alloc_pages(UINTN, EFI_MEMORY_TYPE, EFI_ALLOCATE_TYPE, VOID *);extern VOID free_pages(VOID *);extern VOID free_all(VOID);extern INTN alloc_kmem(VOID *, UINTN);extern VOID free_kmem(VOID);extern VOID free_all_memory(VOID);/* from util.c */extern INTN read_file(UINTN fd, UINTN, CHAR8 *);extern EFI_STATUS check_abort(VOID);extern VOID reset_input(VOID);extern INTN wait_timeout(UINTN);extern INTN argify(CHAR16 *, UINTN, CHAR16 **);extern VOID unargify(CHAR16 **, CHAR16 **);extern void split_args(CHAR16 *, CHAR16 *, CHAR16 *);extern INTN get_memmap(mmap_desc_t *);extern VOID free_memmap(mmap_desc_t *);extern INTN find_kernel_memory(VOID *low_addr, VOID *max_addr, UINTN alignment, VOID ** start);extern VOID print_memmap(mmap_desc_t *);extern VOID ascii2U(CHAR8 *, CHAR16 *, UINTN);extern VOID U2ascii(CHAR16 *, CHAR8 *, UINTN);/* from config.c (more in config.h) */extern EFI_STATUS read_config(CHAR16 *);extern VOID print_config_options(VOID);extern INTN find_label(CHAR16 *, CHAR16 *, CHAR16 *, CHAR16 *);extern VOID print_label_list(VOID);extern INTN config_init(VOID);extern CHAR16 *get_message_filename(INTN which);extern CHAR16 *find_description(CHAR16 *label);extern VOID *get_next_description(VOID *prev, CHAR16 **label, CHAR16 **description);extern CHAR16 *get_config_file(VOID);/* from initrd.c */extern INTN load_initrd(CHAR16 *, memdesc_t *);/* from alternate.c */extern INTN alternate_kernel(CHAR16 *, INTN);/* from bootparams.c */extern VOID *create_boot_params (CHAR16 *, memdesc_t *, UINTN *);extern VOID free_boot_params(VOID *bp);/* * architecture-specific API */extern INTN sysdeps_create_boot_params(boot_params_t *, CHAR8 *, memdesc_t *, UINTN *);extern VOID sysdeps_free_boot_params(boot_params_t *);extern INTN sysdeps_init(EFI_HANDLE dev);extern INTN sysdeps_initrd_get_addr(kdesc_t *, memdesc_t *);extern INTN sysdeps_preloop_actions(EFI_HANDLE, CHAR16 **, INTN, INTN, EFI_HANDLE);extern CHAR16 *sysdeps_get_cmdline_opts(VOID);extern INTN sysdeps_getopt(INTN, INTN, CHAR16 *);extern VOID sysdeps_print_cmdline_opts(VOID);extern INTN sysdeps_register_options(VOID);#define	CHAR_SLASH	L'/'#define CHAR_BACKSLASH	L'\\'#endif /* __ELILO_H__ */