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 2009 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 #ifdef __cplusplus 31 extern "C" { 32 #endif 33 34 /* 35 * The 32-bit kernel loader code needs to build several structures that the 36 * kernel is expecting. They will contain native sized pointers for the 37 * target kernel. 38 */ 39 40 #if defined(_BOOT_TARGET_amd64) 41 42 typedef uint64_t native_ptr_t; 43 44 #elif defined(_BOOT_TARGET_i386) 45 46 typedef uint32_t native_ptr_t; 47 48 #elif defined(_KERNEL) 49 50 typedef void *native_ptr_t; 51 52 #endif 53 54 struct boot_memlist { 55 uint64_t addr; 56 uint64_t size; 57 native_ptr_t next; 58 native_ptr_t prev; 59 }; 60 61 /* 62 * The kernel needs to know how to find its modules. 63 */ 64 struct boot_modules { 65 native_ptr_t bm_addr; 66 uint32_t bm_size; 67 uint32_t bm_padding; 68 }; 69 70 /* 71 * 72 */ 73 #pragma pack(1) 74 struct xboot_info { 75 uint64_t bi_next_paddr; /* next physical address not used */ 76 native_ptr_t bi_next_vaddr; /* next virtual address not used */ 77 native_ptr_t bi_cmdline; 78 native_ptr_t bi_phys_install; 79 native_ptr_t bi_rsvdmem; 80 native_ptr_t bi_pcimem; 81 native_ptr_t bi_modules; 82 uint32_t bi_module_cnt; 83 uint32_t bi_use_largepage; /* MMU uses large pages */ 84 uint32_t bi_use_pae; /* MMU uses PAE mode (8 byte PTES) */ 85 uint32_t bi_use_nx; /* MMU uses NX bit in PTEs */ 86 uint32_t bi_use_pge; /* MMU uses Page Global Enable */ 87 native_ptr_t bi_pt_window; 88 native_ptr_t bi_pte_to_pt_window; 89 native_ptr_t bi_kseg_size; /* size used for kernel nucleus pages */ 90 uint64_t bi_top_page_table; 91 #if defined(__xpv) 92 native_ptr_t bi_xen_start_info; 93 native_ptr_t bi_shared_info; /* VA for shared_info */ 94 #else 95 native_ptr_t bi_mb_info; 96 #endif 97 }; 98 #pragma pack() 99 100 #ifdef __cplusplus 101 } 102 #endif 103 104 #endif /* _SYS_BOOTINFO_H */ 105