1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _SYS_BOOTINFO_H 28 #define _SYS_BOOTINFO_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #ifdef __cplusplus 33 extern "C" { 34 #endif 35 36 /* 37 * The 32-bit kernel loader code needs to build several structures that the 38 * kernel is expecting. They will contain native sized pointers for the 39 * target kernel. 40 */ 41 42 #if defined(_BOOT_TARGET_amd64) 43 44 typedef uint64_t native_ptr_t; 45 46 #elif defined(_BOOT_TARGET_i386) 47 48 typedef uint32_t native_ptr_t; 49 50 #elif defined(_KERNEL) 51 52 typedef void *native_ptr_t; 53 54 #endif 55 56 struct boot_memlist { 57 uint64_t addr; 58 uint64_t size; 59 native_ptr_t next; 60 native_ptr_t prev; 61 }; 62 63 /* 64 * The kernel needs to know how to find its modules. 65 */ 66 struct boot_modules { 67 native_ptr_t bm_addr; 68 uint32_t bm_size; 69 uint32_t bm_padding; 70 }; 71 72 /* 73 * 74 */ 75 #pragma pack(1) 76 struct xboot_info { 77 uint64_t bi_next_paddr; /* next physical address not used */ 78 native_ptr_t bi_next_vaddr; /* next virtual address not used */ 79 native_ptr_t bi_cmdline; 80 native_ptr_t bi_phys_install; 81 native_ptr_t bi_pcimem; 82 native_ptr_t bi_modules; 83 uint32_t bi_module_cnt; 84 uint32_t bi_use_largepage; /* MMU uses large pages */ 85 uint32_t bi_use_pae; /* MMU uses PAE mode (8 byte PTES) */ 86 uint32_t bi_use_nx; /* MMU uses NX bit in PTEs */ 87 uint32_t bi_use_pge; /* MMU uses Page Global Enable */ 88 native_ptr_t bi_pt_window; 89 native_ptr_t bi_pte_to_pt_window; 90 native_ptr_t bi_kseg_size; /* size used for kernel nucleus pages */ 91 uint64_t bi_top_page_table; 92 #if defined(__xpv) 93 native_ptr_t bi_xen_start_info; 94 native_ptr_t bi_shared_info; /* VA for shared_info */ 95 #else 96 native_ptr_t bi_mb_info; 97 #endif 98 }; 99 #pragma pack() 100 101 #ifdef __cplusplus 102 } 103 #endif 104 105 #endif /* _SYS_BOOTINFO_H */ 106