| 1 | /*␊ |
| 2 | * Copyright (c) 1999-2003 Apple Computer, Inc. All rights reserved.␊ |
| 3 | *␊ |
| 4 | * @APPLE_LICENSE_HEADER_START@␊ |
| 5 | * ␊ |
| 6 | * Portions Copyright (c) 1999-2003 Apple Computer, Inc. All Rights␊ |
| 7 | * Reserved. This file contains Original Code and/or Modifications of␊ |
| 8 | * Original Code as defined in and that are subject to the Apple Public␊ |
| 9 | * Source License Version 2.0 (the "License"). You may not use this file␊ |
| 10 | * except in compliance with the License. Please obtain a copy of the␊ |
| 11 | * License at http://www.apple.com/publicsource and read it before using␊ |
| 12 | * this file.␊ |
| 13 | * ␊ |
| 14 | * The Original Code and all software distributed under the License are␊ |
| 15 | * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER␊ |
| 16 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,␊ |
| 17 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,␊ |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT. Please see the␊ |
| 19 | * License for the specific language governing rights and limitations␊ |
| 20 | * under the License.␊ |
| 21 | * ␊ |
| 22 | * @APPLE_LICENSE_HEADER_END@␊ |
| 23 | */␊ |
| 24 | /* Useful types. */␊ |
| 25 | ␊ |
| 26 | #ifndef __LIBSAIO_SAIO_TYPES_H␊ |
| 27 | #define __LIBSAIO_SAIO_TYPES_H␊ |
| 28 | ␊ |
| 29 | #include <sys/reboot.h>␊ |
| 30 | #include <sys/types.h>␊ |
| 31 | #include "bios.h"␊ |
| 32 | #include "nbp_cmd.h"␊ |
| 33 | #include <pexpert/i386/boot.h>␊ |
| 34 | ␊ |
| 35 | #if DEBUG␊ |
| 36 | #define DEBUG_DISK(x) printf x␊ |
| 37 | #else␊ |
| 38 | #define DEBUG_DISK(x)␊ |
| 39 | #endif␊ |
| 40 | ␊ |
| 41 | typedef unsigned long entry_t;␊ |
| 42 | ␊ |
| 43 | typedef struct {␊ |
| 44 | unsigned int sectors:8;␊ |
| 45 | unsigned int heads:8;␊ |
| 46 | unsigned int cylinders:16;␊ |
| 47 | } compact_diskinfo_t;␊ |
| 48 | ␊ |
| 49 | struct driveParameters {␊ |
| 50 | int cylinders;␊ |
| 51 | int sectors;␊ |
| 52 | int heads;␊ |
| 53 | int totalDrives;␊ |
| 54 | };␊ |
| 55 | ␊ |
| 56 | struct Tag {␊ |
| 57 | ␉long type;␊ |
| 58 | ␉char *string;␊ |
| 59 | ␉struct Tag *tag;␊ |
| 60 | ␉struct Tag *tagNext;␊ |
| 61 | };␊ |
| 62 | typedef struct Tag Tag, *TagPtr;␊ |
| 63 | ␊ |
| 64 | typedef struct {␊ |
| 65 | ␉char␉plist[4096];␉// buffer for plist␊ |
| 66 | ␉TagPtr␉dictionary;␉␉// buffer for xml dictionary␊ |
| 67 | ␉bool canOverride; // flag to mark a dictionary can be overriden␊ |
| 68 | } config_file_t;␊ |
| 69 | ␊ |
| 70 | /*␊ |
| 71 | * BIOS drive information.␊ |
| 72 | */␊ |
| 73 | struct boot_drive_info {␊ |
| 74 | struct drive_params {␊ |
| 75 | ␉unsigned short buf_size;␊ |
| 76 | ␉unsigned short info_flags;␊ |
| 77 | ␉unsigned long phys_cyls;␊ |
| 78 | ␉unsigned long phys_heads;␊ |
| 79 | ␉unsigned long phys_spt;␊ |
| 80 | ␉unsigned long long phys_sectors;␊ |
| 81 | ␉unsigned short phys_nbps;␊ |
| 82 | ␉unsigned short dpte_offset;␊ |
| 83 | ␉unsigned short dpte_segment;␊ |
| 84 | ␉unsigned short key;␊ |
| 85 | ␉unsigned char path_len;␊ |
| 86 | ␉unsigned char reserved1;␊ |
| 87 | ␉unsigned short reserved2;␊ |
| 88 | ␉unsigned char bus_type[4];␊ |
| 89 | ␉unsigned char interface_type[8];␊ |
| 90 | ␉unsigned char interface_path[8];␊ |
| 91 | ␉unsigned char dev_path[8];␊ |
| 92 | ␉unsigned char reserved3;␊ |
| 93 | ␉unsigned char checksum;␊ |
| 94 | } params __attribute__((packed));␊ |
| 95 | struct drive_dpte {␊ |
| 96 | ␉unsigned short io_port_base;␊ |
| 97 | ␉unsigned short control_port_base;␊ |
| 98 | ␉unsigned char head_flags;␊ |
| 99 | ␉unsigned char vendor_info;␊ |
| 100 | ␉unsigned char irq : 4;␊ |
| 101 | ␉unsigned char irq_unused : 4;␊ |
| 102 | ␉unsigned char block_count;␊ |
| 103 | ␉unsigned char dma_channel : 4;␊ |
| 104 | ␉unsigned char dma_type : 4;␊ |
| 105 | ␉unsigned char pio_type : 4;␊ |
| 106 | ␉unsigned char pio_unused : 4;␊ |
| 107 | ␉unsigned short option_flags;␊ |
| 108 | ␉unsigned short reserved;␊ |
| 109 | ␉unsigned char revision;␊ |
| 110 | ␉unsigned char checksum;␊ |
| 111 | } dpte __attribute__((packed));␊ |
| 112 | } __attribute__((packed));␊ |
| 113 | typedef struct boot_drive_info boot_drive_info_t;␊ |
| 114 | ␊ |
| 115 | struct driveInfo {␊ |
| 116 | boot_drive_info_t di;␊ |
| 117 | int uses_ebios;␊ |
| 118 | int no_emulation;␊ |
| 119 | int biosdev;␊ |
| 120 | int valid;␊ |
| 121 | };␊ |
| 122 | ␊ |
| 123 | typedef struct FinderInfo {␊ |
| 124 | unsigned char data[16];␊ |
| 125 | } FinderInfo;␊ |
| 126 | ␊ |
| 127 | struct BootVolume;␊ |
| 128 | typedef struct BootVolume * BVRef;␊ |
| 129 | typedef struct BootVolume * CICell;␊ |
| 130 | ␊ |
| 131 | typedef long (*FSInit)(CICell ih);␊ |
| 132 | typedef long (*FSLoadFile)(CICell ih, char * filePath);␊ |
| 133 | typedef long (*FSReadFile)(CICell ih, char *filePath, void *base, uint64_t offset, uint64_t length);␊ |
| 134 | typedef long (*FSGetFileBlock)(CICell ih, char *filePath, unsigned long long *firstBlock);␊ |
| 135 | typedef long (*FSGetDirEntry)(CICell ih, char * dirPath, long long * dirIndex,␊ |
| 136 | char ** name, long * flags, long * time,␊ |
| 137 | FinderInfo * finderInfo, long * infoValid);␊ |
| 138 | typedef long (* FSGetUUID)(CICell ih, char *uuidStr);␊ |
| 139 | typedef void (*BVGetDescription)(CICell ih, char * str, long strMaxLen);␊ |
| 140 | // Can be just pointed to free or a special free function␊ |
| 141 | typedef void (*BVFree)(CICell ih);␊ |
| 142 | ␊ |
| 143 | struct iob {␊ |
| 144 | unsigned int i_flgs; /* see F_* below */␊ |
| 145 | unsigned int i_offset; /* seek byte offset in file */␊ |
| 146 | int i_filesize; /* size of file */␊ |
| 147 | char * i_buf; /* file load address */␊ |
| 148 | };␊ |
| 149 | ␊ |
| 150 | #define BPS 512 /* sector size of the device */␊ |
| 151 | #define F_READ 0x1 /* file opened for reading */␊ |
| 152 | #define F_WRITE 0x2 /* file opened for writing */␊ |
| 153 | #define F_ALLOC 0x4 /* buffer allocated */␊ |
| 154 | #define F_FILE 0x8 /* file instead of device */␊ |
| 155 | #define F_NBSF 0x10 /* no bad sector forwarding */␊ |
| 156 | #define F_SSI 0x40 /* set skip sector inhibit */␊ |
| 157 | #define F_MEM 0x80 /* memory instead of file or device */␊ |
| 158 | ␊ |
| 159 | struct dirstuff {␊ |
| 160 | char * dir_path; /* directory path */␊ |
| 161 | long long dir_index; /* directory entry index */␊ |
| 162 | BVRef dir_bvr; /* volume reference */␊ |
| 163 | };␊ |
| 164 | ␊ |
| 165 | #define BVSTRLEN 32␊ |
| 166 | ␊ |
| 167 | struct BootVolume {␊ |
| 168 | BVRef next; /* list linkage pointer */␊ |
| 169 | int biosdev; /* BIOS device number */␊ |
| 170 | int type; /* device type (floppy, hd, network) */␊ |
| 171 | unsigned int flags; /* attribute flags */␊ |
| 172 | BVGetDescription description; /* BVGetDescription function */␊ |
| 173 | int part_no; /* partition number (1 based) */␊ |
| 174 | unsigned int part_boff; /* partition block offset */␊ |
| 175 | unsigned int part_type; /* partition type */␊ |
| 176 | unsigned int fs_boff; /* 1st block # of next read */␊ |
| 177 | unsigned int fs_byteoff; /* Byte offset for read within block */␊ |
| 178 | FSLoadFile fs_loadfile; /* FSLoadFile function */␊ |
| 179 | FSReadFile fs_readfile; /* FSReadFile function */␊ |
| 180 | FSGetDirEntry fs_getdirentry; /* FSGetDirEntry function */␊ |
| 181 | FSGetFileBlock fs_getfileblock; /* FSGetFileBlock function */␊ |
| 182 | FSGetUUID fs_getuuid; /* FSGetUUID function */␊ |
| 183 | unsigned int bps; /* bytes per sector for this device */␊ |
| 184 | char name[BVSTRLEN]; /* (name of partition) */␊ |
| 185 | char type_name[BVSTRLEN]; /* (type of partition, eg. Apple_HFS) */␊ |
| 186 | BVFree bv_free; /* BVFree function */␊ |
| 187 | uint32_t modTime;␊ |
| 188 | char␉␉␉ label[BVSTRLEN]; /* partition volume label */␊ |
| 189 | char␉␉␉ altlabel[BVSTRLEN]; /* partition volume label */␊ |
| 190 | bool filtered; /* newFilteredBVChain() will set to TRUE */␊ |
| 191 | bool visible; /* will shown in the device list */␊ |
| 192 | };␊ |
| 193 | ␊ |
| 194 | enum {␊ |
| 195 | kBVFlagPrimary = 0x01,␊ |
| 196 | kBVFlagNativeBoot = 0x02,␊ |
| 197 | kBVFlagForeignBoot = 0x04,␊ |
| 198 | kBVFlagBootable = 0x08,␊ |
| 199 | kBVFlagEFISystem = 0x10,␊ |
| 200 | kBVFlagBooter = 0x20,␊ |
| 201 | kBVFlagSystemVolume = 0x40␊ |
| 202 | };␊ |
| 203 | ␊ |
| 204 | enum {␊ |
| 205 | kBIOSDevTypeFloppy = 0x00,␊ |
| 206 | kBIOSDevTypeHardDrive = 0x80,␊ |
| 207 | kBIOSDevTypeNetwork = 0xE0,␊ |
| 208 | kBIOSDevUnitMask = 0x0F,␊ |
| 209 | kBIOSDevTypeMask = 0xF0,␊ |
| 210 | kBIOSDevMask = 0xFF␊ |
| 211 | };␊ |
| 212 | ␊ |
| 213 | enum {␊ |
| 214 | ␉␊ |
| 215 | ␉kPartitionTypeHFS␉ = 0xAF,␊ |
| 216 | ␉kPartitionTypeHPFS = 0x07,␊ |
| 217 | ␉kPartitionTypeFAT16 = 0x06,␊ |
| 218 | ␉kPartitionTypeFAT32 = 0x0c,␊ |
| 219 | ␉kPartitionTypeEXT3 = 0x83,␊ |
| 220 | };␊ |
| 221 | ␊ |
| 222 | //#define BIOS_DEV_TYPE(d) ((d) & kBIOSDevTypeMask)␊ |
| 223 | #define BIOS_DEV_UNIT(bvr) ((bvr)->biosdev - (bvr)->type)␊ |
| 224 | ␊ |
| 225 | /*␊ |
| 226 | * KernBootStruct device types.␊ |
| 227 | */␊ |
| 228 | enum {␊ |
| 229 | DEV_SD = 0,␊ |
| 230 | DEV_HD = 1,␊ |
| 231 | DEV_FD = 2,␊ |
| 232 | DEV_EN = 3␊ |
| 233 | };␊ |
| 234 | ␊ |
| 235 | #ifndef max␊ |
| 236 | #define max(a,b) ((a) > (b) ? (a) : (b))␊ |
| 237 | #endif␊ |
| 238 | ␊ |
| 239 | #ifndef min␊ |
| 240 | #define min(a,b) ((a) < (b) ? (a) : (b))␊ |
| 241 | #endif␊ |
| 242 | ␊ |
| 243 | #define␉round2(x, m)␉(((x) + (m / 2)) & ~(m - 1))␊ |
| 244 | #define roundup2(x, m) (((x) + m - 1) & ~(m - 1))␊ |
| 245 | ␊ |
| 246 | #define MAKEKERNDEV(t, u, p) MAKEBOOTDEV(t, 0, 0, u, p)␊ |
| 247 | ␊ |
| 248 | enum {␊ |
| 249 | kNetworkDeviceType = kBIOSDevTypeNetwork,␊ |
| 250 | kBlockDeviceType = kBIOSDevTypeHardDrive␊ |
| 251 | } gBootFileType_t;␊ |
| 252 | ␊ |
| 253 | enum {␊ |
| 254 | kCursorTypeHidden = 0x0100,␊ |
| 255 | kCursorTypeUnderline = 0x0607␊ |
| 256 | };␊ |
| 257 | ␊ |
| 258 | #endif /* !__LIBSAIO_SAIO_TYPES_H */␊ |
| 259 | |
