intel/sys/bootinfo.h

	bootinfo.h revision ae115bc77f6fcde83175c75b4206dc2e50747966
/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */

/*
 * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#ifndef _SYS_BOOTINFO_H
#define _SYS_BOOTINFO_H

#pragma ident   "%Z%%M% %I% %E% SMI"

#ifdef  __cplusplus
extern "C" {
#endif

/*
 * The 32-bit kernel loader code needs to build several structures that the
 * kernel is expecting. They will contain native sized pointers for the
 * target kernel.
 */

#if defined(_BOOT_TARGET_amd64)

typedef uint64_t native_ptr_t;

#elif defined(_BOOT_TARGET_i386)

typedef uint32_t native_ptr_t;

#elif defined(_KERNEL)

typedef void *native_ptr_t;

#endif

struct boot_memlist {
    uint64_t    addr;
    uint64_t    size;
    native_ptr_t    next;
    native_ptr_t    prev;
};

/*
 * The kernel needs to know how to find its modules.
 */
struct boot_modules {
    native_ptr_t    bm_addr;
    uint32_t    bm_size;
    uint32_t    bm_padding;
};

/*
 *
 */
#pragma pack(1)
struct xboot_info {
    uint64_t    bi_next_paddr;  /* next physical address not used */
    native_ptr_t    bi_next_vaddr;  /* next virtual address not used */
    native_ptr_t    bi_cmdline;
    native_ptr_t    bi_phys_install;
    native_ptr_t    bi_modules;
    uint32_t    bi_module_cnt;
    uint32_t    bi_use_largepage;   /* MMU uses large pages */
    uint32_t    bi_use_pae; /* MMU uses PAE mode (8 byte PTES) */
    uint32_t    bi_use_nx;  /* MMU uses NX bit in PTEs */
    uint32_t    bi_use_pge; /* MMU uses Page Global Enable */
    native_ptr_t    bi_pt_window;
    native_ptr_t    bi_pte_to_pt_window;
    native_ptr_t    bi_kseg_size;   /* size used for kernel nucleus pages */
    uint64_t    bi_top_page_table;
    native_ptr_t    bi_mb_info;
};
#pragma pack()

#ifdef  __cplusplus
}
#endif

#endif  /* _SYS_BOOTINFO_H */