boot/freeldr/freeldr/reactos/reactos.c

   1 /*
   2  *  FreeLoader
   3  *
   4  *  Copyright (C) 1998-2003  Brian Palmer  <brianp@sginet.com>
   5  *  Copyright (C) 2005       Alex Ionescu  <alex@relsoft.net>
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License as published by
   9  *  the Free Software Foundation; either version 2 of the License, or
  10  *  (at your option) any later version.
  11  *
  12  *  This program is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *  GNU General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License along
  18  *  with this program; if not, write to the Free Software Foundation, Inc.,
  19  *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  */
  21 #ifndef _M_ARM
  22
  23 #include <freeldr.h>
  24 #include <debug.h>
  25
  26 extern ULONG PageDirectoryStart;
  27 extern ULONG PageDirectoryEnd;
  28
  29 ROS_LOADER_PARAMETER_BLOCK LoaderBlock;
  30 char                                    reactos_kernel_cmdline[255];    // Command line passed to kernel
  31 LOADER_MODULE                   reactos_modules[64];            // Array to hold boot module info loaded for the kernel
  32 char                                    reactos_module_strings[64][256];        // Array to hold module names
  33 // Make this a single struct to guarantee that these elements are nearby in
  34 // memory.
  35 reactos_mem_data_t reactos_mem_data;
  36 ARC_DISK_SIGNATURE      reactos_arc_disk_info[32]; // ARC Disk Information
  37 char                    reactos_arc_strings[32][256];
  38 unsigned long           reactos_disk_count = 0;
  39 char reactos_arc_hardware_data[HW_MAX_ARC_HEAP_SIZE] = {0};
  40
  41 CHAR szHalName[255];
  42 CHAR szBootPath[255];
  43 CHAR SystemRoot[255];
  44 static CHAR szLoadingMsg[] = "ReactOS is loading files...";
  45 BOOLEAN FrLdrBootType;
  46 ULONG_PTR KernelBase;
  47 ROS_KERNEL_ENTRY_POINT KernelEntryPoint;
  48
  49 BOOLEAN
  50 FrLdrLoadDriver(PCHAR szFileName,
  51                 INT nPos)
  52 {
  53     PFILE FilePointer;
  54     CHAR value[256], *FinalSlash;
  55     LPSTR p;
  56
  57     if (!_stricmp(szFileName, "hal.dll"))
  58     {
  59         /* Use the boot.ini name instead */
  60         szFileName = szHalName;
  61     }
  62
  63     FinalSlash = strrchr(szFileName, '\\');
  64     if(FinalSlash)
  65     szFileName = FinalSlash + 1;
  66
  67     /* Open the Driver */
  68     FilePointer = FsOpenFile(szFileName);
  69
  70     /* Try under the system root in the main dir and drivers */
  71     if (!FilePointer)
  72     {
  73     strcpy(value, SystemRoot);
  74     if(value[strlen(value)-1] != '\\')
  75         strcat(value, "\\");
  76     strcat(value, szFileName);
  77     FilePointer = FsOpenFile(value);
  78     }
  79
  80     if (!FilePointer)
  81     {
  82     strcpy(value, SystemRoot);
  83     if(value[strlen(value)-1] != '\\')
  84         strcat(value, "\\");
  85     strcat(value, "SYSTEM32\\");
  86     strcat(value, szFileName);
  87     FilePointer = FsOpenFile(value);
  88     }
  89
  90     if (!FilePointer)
  91     {
  92     strcpy(value, SystemRoot);
  93     if(value[strlen(value)-1] != '\\')
  94         strcat(value, "\\");
  95     strcat(value, "SYSTEM32\\DRIVERS\\");
  96     strcat(value, szFileName);
  97     FilePointer = FsOpenFile(value);
  98     }
  99
 100     /* Make sure we did */
 101     if (!FilePointer) {
 102
 103         /* Fail if file wasn't opened */
 104         strcpy(value, szFileName);
 105         strcat(value, " not found.");
 106         return(FALSE);
 107     }
 108
 109     /* Update the status bar with the current file */
 110     strcpy(value, "Reading ");
 111     p = strrchr(szFileName, '\\');
 112     if (p == NULL) {
 113
 114         strcat(value, szFileName);
 115
 116     } else {
 117
 118         strcat(value, p + 1);
 119
 120     }
 121     UiDrawStatusText(value);
 122
 123     /* Load the driver */
 124     FrLdrReadAndMapImage(FilePointer, szFileName, 0);
 125
 126     /* Update status and return */
 127     UiDrawProgressBarCenter(nPos, 100, szLoadingMsg);
 128     return(TRUE);
 129 }
 130
 131 PVOID
 132 NTAPI
 133 FrLdrLoadImage(IN PCHAR szFileName,
 134                IN INT nPos,
 135                IN ULONG ImageType)
 136 {
 137     PFILE FilePointer;
 138     PCHAR szShortName;
 139     CHAR szBuffer[256], szFullPath[256];
 140     PVOID LoadBase;
 141
 142     /* Extract filename without path */
 143     szShortName = strrchr(szFileName, '\\');
 144     if (!szShortName)
 145     {
 146         /* No path, leave it alone */
 147         szShortName = szFileName;
 148
 149         /* Which means we need to build a path now */
 150         strcpy(szBuffer, szFileName);
 151         strcpy(szFullPath, szBootPath);
 152         if (!FrLdrBootType)
 153         {
 154             strcat(szFullPath, "SYSTEM32\\DRIVERS\\");
 155         }
 156         else
 157         {
 158             strcat(szFullPath, "\\");
 159         }
 160         strcat(szFullPath, szBuffer);
 161         szFileName = szFullPath;
 162     }
 163     else
 164     {
 165         /* Skip the path */
 166         szShortName = szShortName + 1;
 167     }
 168
 169     /* Open the image */
 170     FilePointer = FsOpenFile(szFileName);
 171     if (!FilePointer)
 172     {
 173         /* Return failure on the short name */
 174         strcpy(szBuffer, szShortName);
 175         strcat(szBuffer, " not found.");
 176         UiMessageBox(szBuffer);
 177         return FALSE;
 178     }
 179
 180     /* Update the status bar with the current file */
 181     strcpy(szBuffer, "Reading ");
 182     strcat(szBuffer, szShortName);
 183     UiDrawStatusText(szBuffer);
 184
 185     /* Do the actual loading */
 186     LoadBase = FrLdrReadAndMapImage(FilePointer, szShortName, ImageType);
 187
 188     /* Update Processbar and return success */
 189     if (!FrLdrBootType) UiDrawProgressBarCenter(nPos, 100, szLoadingMsg);
 190     return LoadBase;
 191 }
 192
 193 BOOLEAN
 194 FrLdrLoadNlsFile(PCSTR szFileName,
 195                  PCSTR szModuleName)
 196 {
 197     PFILE FilePointer;
 198     CHAR value[256];
 199     LPSTR p;
 200
 201     /* Open the Driver */
 202     FilePointer = FsOpenFile(szFileName);
 203
 204     /* Make sure we did */
 205     if (!FilePointer) {
 206
 207         /* Fail if file wasn't opened */
 208         strcpy(value, szFileName);
 209         strcat(value, " not found.");
 210         UiMessageBox(value);
 211         return(FALSE);
 212     }
 213
 214     /* Update the status bar with the current file */
 215     strcpy(value, "Reading ");
 216     p = strrchr(szFileName, '\\');
 217     if (p == NULL) {
 218
 219         strcat(value, szFileName);
 220
 221     } else {
 222
 223         strcat(value, p + 1);
 224     }
 225     UiDrawStatusText(value);
 226
 227     /* Load the driver */
 228     FrLdrLoadModule(FilePointer, szModuleName, NULL);
 229     return(TRUE);
 230 }
 231
 232 static BOOLEAN
 233 FrLdrLoadNlsFiles(PCHAR szSystemRoot,
 234                   PCHAR szErrorOut)
 235 {
 236     LONG rc = ERROR_SUCCESS;
 237     FRLDRHKEY hKey;
 238     WCHAR szIdBuffer[80];
 239     WCHAR szNameBuffer[80];
 240     CHAR szFileName[256];
 241     ULONG BufferSize;
 242
 243     /* open the codepage key */
 244     rc = RegOpenKey(NULL,
 245                     L"\\Registry\\Machine\\SYSTEM\\CurrentControlSet\\Control\\NLS\\CodePage",
 246                     &hKey);
 247     if (rc != ERROR_SUCCESS) {
 248
 249         strcpy(szErrorOut, "Couldn't open CodePage registry key");
 250         return(FALSE);
 251     }
 252
 253     /* get ANSI codepage */
 254     BufferSize = sizeof(szIdBuffer);
 255     rc = RegQueryValue(hKey, L"ACP", NULL, (PUCHAR)szIdBuffer, &BufferSize);
 256     if (rc != ERROR_SUCCESS) {
 257
 258         strcpy(szErrorOut, "Couldn't get ACP NLS setting");
 259         return(FALSE);
 260     }
 261
 262     BufferSize = sizeof(szNameBuffer);
 263     rc = RegQueryValue(hKey, szIdBuffer, NULL, (PUCHAR)szNameBuffer, &BufferSize);
 264     if (rc != ERROR_SUCCESS) {
 265
 266         //strcpy(szErrorOut, "ACP NLS Setting exists, but isn't readable");
 267         //return(FALSE);
 268
 269         /* HACK */
 270         wcscpy(szNameBuffer, L"c_1252.nls");
 271     }
 272
 273     /* load ANSI codepage table */
 274     sprintf(szFileName,"%ssystem32\\%S", szSystemRoot, szNameBuffer);
 275     DPRINTM(DPRINT_REACTOS, "ANSI file: %s\n", szFileName);
 276     if (!FrLdrLoadNlsFile(szFileName, "ansi.nls")) {
 277
 278         strcpy(szErrorOut, "Couldn't load ansi.nls");
 279         return(FALSE);
 280     }
 281
 282     /* get OEM codepage */
 283     BufferSize = sizeof(szIdBuffer);
 284     rc = RegQueryValue(hKey, L"OEMCP", NULL, (PUCHAR)szIdBuffer, &BufferSize);
 285     if (rc != ERROR_SUCCESS) {
 286
 287         strcpy(szErrorOut, "Couldn't get OEMCP NLS setting");
 288         return(FALSE);
 289     }
 290
 291     BufferSize = sizeof(szNameBuffer);
 292     rc = RegQueryValue(hKey, szIdBuffer, NULL, (PUCHAR)szNameBuffer, &BufferSize);
 293     if (rc != ERROR_SUCCESS) {
 294
 295         //strcpy(szErrorOut, "OEMCP NLS setting exists, but isn't readable");
 296         //return(FALSE);
 297
 298         /* HACK */
 299         wcscpy(szNameBuffer, L"c_437.nls");
 300     }
 301
 302     /* load OEM codepage table */
 303     sprintf(szFileName, "%ssystem32\\%S", szSystemRoot, szNameBuffer);
 304     DPRINTM(DPRINT_REACTOS, "Oem file: %s\n", szFileName);
 305     if (!FrLdrLoadNlsFile(szFileName, "oem.nls")) {
 306
 307         strcpy(szErrorOut, "Couldn't load oem.nls");
 308         return(FALSE);
 309     }
 310
 311     /* open the language key */
 312     rc = RegOpenKey(NULL,
 313                     L"\\Registry\\Machine\\SYSTEM\\CurrentControlSet\\Control\\NLS\\Language",
 314                     &hKey);
 315     if (rc != ERROR_SUCCESS) {
 316
 317         strcpy(szErrorOut, "Couldn't open Language registry key");
 318         return(FALSE);
 319     }
 320
 321     /* get the Unicode case table */
 322     BufferSize = sizeof(szIdBuffer);
 323     rc = RegQueryValue(hKey, L"Default", NULL, (PUCHAR)szIdBuffer, &BufferSize);
 324     if (rc != ERROR_SUCCESS) {
 325
 326         strcpy(szErrorOut, "Couldn't get Language Default setting");
 327         return(FALSE);
 328     }
 329
 330     BufferSize = sizeof(szNameBuffer);
 331     rc = RegQueryValue(hKey, szIdBuffer, NULL, (PUCHAR)szNameBuffer, &BufferSize);
 332     if (rc != ERROR_SUCCESS) {
 333
 334         sprintf(szErrorOut, "Language Default setting exists, but isn't readable (%S)", szIdBuffer);
 335         return(FALSE);
 336     }
 337
 338     /* load Unicode case table */
 339     sprintf(szFileName, "%ssystem32\\%S", szSystemRoot, szNameBuffer);
 340     DPRINTM(DPRINT_REACTOS, "Casemap file: %s\n", szFileName);
 341     if (!FrLdrLoadNlsFile(szFileName, "casemap.nls")) {
 342
 343         strcpy(szErrorOut, "casemap.nls");
 344         return(FALSE);
 345     }
 346
 347     return(TRUE);
 348 }
 349
 350 static VOID
 351 FrLdrLoadBootDrivers(PCHAR szSystemRoot,
 352                      INT nPos)
 353 {
 354     LONG rc = 0;
 355     FRLDRHKEY hGroupKey, hOrderKey, hServiceKey, hDriverKey;
 356     WCHAR GroupNameBuffer[512];
 357     WCHAR ServiceName[256];
 358     ULONG OrderList[128];
 359     ULONG BufferSize;
 360     ULONG Index;
 361     ULONG TagIndex;
 362     LPWSTR GroupName;
 363
 364     ULONG ValueSize;
 365     ULONG ValueType;
 366     ULONG StartValue;
 367     ULONG TagValue;
 368     WCHAR DriverGroup[256];
 369     ULONG DriverGroupSize;
 370
 371     CHAR ImagePath[256];
 372     WCHAR TempImagePath[256];
 373
 374     /* get 'service group order' key */
 375     rc = RegOpenKey(NULL,
 376                     L"\\Registry\\Machine\\SYSTEM\\CurrentControlSet\\Control\\ServiceGroupOrder",
 377                     &hGroupKey);
 378     if (rc != ERROR_SUCCESS) {
 379
 380         DPRINTM(DPRINT_REACTOS, "Failed to open the 'ServiceGroupOrder' key (rc %d)\n", (int)rc);
 381         return;
 382     }
 383
 384     /* get 'group order list' key */
 385     rc = RegOpenKey(NULL,
 386                     L"\\Registry\\Machine\\SYSTEM\\CurrentControlSet\\Control\\GroupOrderList",
 387                     &hOrderKey);
 388     if (rc != ERROR_SUCCESS) {
 389
 390         DPRINTM(DPRINT_REACTOS, "Failed to open the 'GroupOrderList' key (rc %d)\n", (int)rc);
 391         return;
 392     }
 393
 394     /* enumerate drivers */
 395     rc = RegOpenKey(NULL,
 396                     L"\\Registry\\Machine\\SYSTEM\\CurrentControlSet\\Services",
 397                     &hServiceKey);
 398     if (rc != ERROR_SUCCESS)  {
 399
 400         DPRINTM(DPRINT_REACTOS, "Failed to open the 'Services' key (rc %d)\n", (int)rc);
 401         return;
 402     }
 403
 404     /* Get the Name Group */
 405     BufferSize = sizeof(GroupNameBuffer);
 406     rc = RegQueryValue(hGroupKey, L"List", NULL, (PUCHAR)GroupNameBuffer, &BufferSize);
 407     DPRINTM(DPRINT_REACTOS, "RegQueryValue(): rc %d\n", (int)rc);
 408     if (rc != ERROR_SUCCESS) return;
 409     DPRINTM(DPRINT_REACTOS, "BufferSize: %d \n", (int)BufferSize);
 410     DPRINTM(DPRINT_REACTOS, "GroupNameBuffer: '%S' \n", GroupNameBuffer);
 411
 412     /* Loop through each group */
 413     GroupName = GroupNameBuffer;
 414     while (*GroupName) {
 415         DPRINTM(DPRINT_REACTOS, "Driver group: '%S'\n", GroupName);
 416
 417         /* Query the Order */
 418         BufferSize = sizeof(OrderList);
 419         rc = RegQueryValue(hOrderKey, GroupName, NULL, (PUCHAR)OrderList, &BufferSize);
 420         if (rc != ERROR_SUCCESS) OrderList[0] = 0;
 421
 422         /* enumerate all drivers */
 423         for (TagIndex = 1; TagIndex <= SWAPD(OrderList[0]); TagIndex++) {
 424
 425             Index = 0;
 426
 427             while (TRUE) {
 428
 429                 /* Get the Driver's Name */
 430                 ValueSize = sizeof(ServiceName);
 431                 rc = RegEnumKey(hServiceKey, Index, ServiceName, &ValueSize);
 432                 DPRINTM(DPRINT_REACTOS, "RegEnumKey(): rc %d\n", (int)rc);
 433
 434                 /* Makre sure it's valid, and check if we're done */
 435                 if (rc == ERROR_NO_MORE_ITEMS) break;
 436                 if (rc != ERROR_SUCCESS) return;
 437                 DPRINTM(DPRINT_REACTOS, "Service %d: '%S'\n", (int)Index, ServiceName);
 438
 439                 /* open driver Key */
 440                 rc = RegOpenKey(hServiceKey, ServiceName, &hDriverKey);
 441                 if (rc == ERROR_SUCCESS)
 442                 {
 443                     /* Read the Start Value */
 444                     ValueSize = sizeof(ULONG);
 445                     rc = RegQueryValue(hDriverKey, L"Start", &ValueType, (PUCHAR)&StartValue, &ValueSize);
 446                     if (rc != ERROR_SUCCESS) StartValue = (ULONG)-1;
 447                     DPRINTM(DPRINT_REACTOS, "  Start: %x  \n", (int)StartValue);
 448
 449                     /* Read the Tag */
 450                     ValueSize = sizeof(ULONG);
 451                     rc = RegQueryValue(hDriverKey, L"Tag", &ValueType, (PUCHAR)&TagValue, &ValueSize);
 452                     if (rc != ERROR_SUCCESS) TagValue = (ULONG)-1;
 453                     DPRINTM(DPRINT_REACTOS, "  Tag:   %x  \n", (int)TagValue);
 454
 455                     /* Read the driver's group */
 456                     DriverGroupSize = sizeof(DriverGroup);
 457                     rc = RegQueryValue(hDriverKey, L"Group", NULL, (PUCHAR)DriverGroup, &DriverGroupSize);
 458                     DPRINTM(DPRINT_REACTOS, "  Group: '%S'  \n", DriverGroup);
 459
 460                     /* Make sure it should be started */
 461                     if ((StartValue == 0) &&
 462                         (TagValue == OrderList[TagIndex]) &&
 463                         (_wcsicmp(DriverGroup, GroupName) == 0)) {
 464
 465                         /* Get the Driver's Location */
 466                         ValueSize = sizeof(TempImagePath);
 467                         rc = RegQueryValue(hDriverKey, L"ImagePath", NULL, (PUCHAR)TempImagePath, &ValueSize);
 468
 469                         /* Write the whole path if it suceeded, else prepare to fail */
 470                         if (rc != ERROR_SUCCESS) {
 471                             DPRINTM(DPRINT_REACTOS, "  ImagePath: not found\n");
 472                             sprintf(ImagePath, "%s\\system32\\drivers\\%S.sys", szSystemRoot, ServiceName);
 473                         } else if (TempImagePath[0] != L'\\') {
 474                             sprintf(ImagePath, "%s%S", szSystemRoot, TempImagePath);
 475                         } else {
 476                             sprintf(ImagePath, "%S", TempImagePath);
 477                             DPRINTM(DPRINT_REACTOS, "  ImagePath: '%s'\n", ImagePath);
 478                         }
 479
 480                         DPRINTM(DPRINT_REACTOS, "  Loading driver: '%s'\n", ImagePath);
 481
 482                         /* Update the position if needed */
 483                         if (nPos < 100) nPos += 5;
 484
 485                         FrLdrLoadImage(ImagePath, nPos, 2);
 486
 487                     } else {
 488
 489                         DPRINTM(DPRINT_REACTOS, "  Skipping driver '%S' with Start %d, Tag %d and Group '%S' (Current Tag %d, current group '%S')\n",
 490                                  ServiceName, StartValue, TagValue, DriverGroup, OrderList[TagIndex], GroupName);
 491                     }
 492                 }
 493
 494                 Index++;
 495             }
 496         }
 497
 498         Index = 0;
 499         while (TRUE) {
 500
 501             /* Get the Driver's Name */
 502             ValueSize = sizeof(ServiceName);
 503             rc = RegEnumKey(hServiceKey, Index, ServiceName, &ValueSize);
 504
 505             DPRINTM(DPRINT_REACTOS, "RegEnumKey(): rc %d\n", (int)rc);
 506             if (rc == ERROR_NO_MORE_ITEMS) break;
 507             if (rc != ERROR_SUCCESS) return;
 508             DPRINTM(DPRINT_REACTOS, "Service %d: '%S'\n", (int)Index, ServiceName);
 509
 510             /* open driver Key */
 511             rc = RegOpenKey(hServiceKey, ServiceName, &hDriverKey);
 512             if (rc == ERROR_SUCCESS)
 513             {
 514                 /* Read the Start Value */
 515                 ValueSize = sizeof(ULONG);
 516                 rc = RegQueryValue(hDriverKey, L"Start", &ValueType, (PUCHAR)&StartValue, &ValueSize);
 517                 if (rc != ERROR_SUCCESS) StartValue = (ULONG)-1;
 518                 DPRINTM(DPRINT_REACTOS, "  Start: %x  \n", (int)StartValue);
 519
 520                 /* Read the Tag */
 521                 ValueSize = sizeof(ULONG);
 522                 rc = RegQueryValue(hDriverKey, L"Tag", &ValueType, (PUCHAR)&TagValue, &ValueSize);
 523                 if (rc != ERROR_SUCCESS) TagValue = (ULONG)-1;
 524                 DPRINTM(DPRINT_REACTOS, "  Tag:   %x  \n", (int)TagValue);
 525
 526                 /* Read the driver's group */
 527                 DriverGroupSize = sizeof(DriverGroup);
 528                 rc = RegQueryValue(hDriverKey, L"Group", NULL, (PUCHAR)DriverGroup, &DriverGroupSize);
 529                 DPRINTM(DPRINT_REACTOS, "  Group: '%S'  \n", DriverGroup);
 530
 531                 for (TagIndex = 1; TagIndex <= OrderList[0]; TagIndex++) {
 532                     if (TagValue == OrderList[TagIndex]) break;
 533                 }
 534
 535                 if ((StartValue == 0) &&
 536                     (TagIndex > OrderList[0]) &&
 537                     (_wcsicmp(DriverGroup, GroupName) == 0)) {
 538
 539                         ValueSize = sizeof(TempImagePath);
 540                         rc = RegQueryValue(hDriverKey, L"ImagePath", NULL, (PUCHAR)TempImagePath, &ValueSize);
 541                         if (rc != ERROR_SUCCESS) {
 542                             DPRINTM(DPRINT_REACTOS, "  ImagePath: not found\n");
 543                             sprintf(ImagePath, "%ssystem32\\drivers\\%S.sys", szSystemRoot, ServiceName);
 544                         } else if (TempImagePath[0] != L'\\') {
 545                             sprintf(ImagePath, "%s%S", szSystemRoot, TempImagePath);
 546                         } else {
 547                             sprintf(ImagePath, "%S", TempImagePath);
 548                             DPRINTM(DPRINT_REACTOS, "  ImagePath: '%s'\n", ImagePath);
 549                         }
 550                     DPRINTM(DPRINT_REACTOS, "  Loading driver: '%s'\n", ImagePath);
 551
 552                     if (nPos < 100) nPos += 5;
 553
 554                     FrLdrLoadImage(ImagePath, nPos, 2);
 555
 556                 } else {
 557
 558                     DPRINTM(DPRINT_REACTOS, "  Skipping driver '%S' with Start %d, Tag %d and Group '%S' (Current group '%S')\n",
 559                     ServiceName, StartValue, TagValue, DriverGroup, GroupName);
 560                 }
 561             }
 562
 563             Index++;
 564         }
 565
 566         /* Move to the next group name */
 567         GroupName = GroupName + wcslen(GroupName) + 1;
 568     }
 569 }
 570
 571 VOID
 572 LoadAndBootReactOS(PCSTR OperatingSystemName)
 573 {
 574     PFILE FilePointer;
 575     CHAR name[255];
 576     CHAR value[255];
 577     CHAR SystemPath[255];
 578     CHAR LivePath[255];
 579     CHAR szKernelName[255];
 580     CHAR szFileName[255];
 581     CHAR  MsgBuffer[256];
 582     ULONG_PTR SectionId;
 583     PIMAGE_NT_HEADERS NtHeader;
 584     PVOID LoadBase;
 585     ULONG_PTR Base;
 586     ULONG Size;
 587
 588     //
 589     // Backdrop
 590     //
 591     UiDrawBackdrop();
 592
 593     //
 594     // Open the operating system section
 595     // specified in the .ini file
 596     //
 597     if (!IniOpenSection(OperatingSystemName, &SectionId))
 598     {
 599         sprintf(MsgBuffer,"Operating System section '%s' not found in freeldr.ini", OperatingSystemName);
 600         UiMessageBox(MsgBuffer);
 601         return;
 602     }
 603
 604     //
 605     // Read the command line
 606     //
 607     if (IniReadSettingByName(SectionId, "Options", value, sizeof(value)))
 608     {
 609         //
 610         // Append boot-time options
 611         //
 612         AppendBootTimeOptions(value);
 613
 614         //
 615         // Check if a ramdisk file was given
 616         //
 617         PCHAR File;
 618         File = strstr(value, "/RDIMAGEPATH=");
 619         if (File)
 620         {
 621             //
 622             // Copy the file name and everything else after it
 623             //
 624             strcpy(szFileName, File + 13);
 625
 626             //
 627             // Null-terminate
 628             //
 629             *strstr(szFileName, " ") = ANSI_NULL;
 630
 631             //
 632             // Load the ramdisk
 633             //
 634             RamDiskLoadVirtualFile(szFileName);
 635         }
 636     }
 637
 638     /*
 639      * Setup multiboot information structure
 640      */
 641     UiDrawProgressBarCenter(1, 100, szLoadingMsg);
 642     UiDrawStatusText("Detecting Hardware...");
 643     LoaderBlock.CommandLine = reactos_kernel_cmdline;
 644     LoaderBlock.PageDirectoryStart = (ULONG_PTR)&PageDirectoryStart;
 645     LoaderBlock.PageDirectoryEnd = (ULONG_PTR)&PageDirectoryEnd;
 646     LoaderBlock.ModsCount = 0;
 647     LoaderBlock.ModsAddr = reactos_modules;
 648     LoaderBlock.DrivesAddr = reactos_arc_disk_info;
 649     LoaderBlock.RdAddr = (ULONG_PTR)gRamDiskBase;
 650     LoaderBlock.RdLength = gRamDiskSize;
 651     LoaderBlock.MmapLength = (SIZE_T)MachVtbl.GetMemoryMap((PBIOS_MEMORY_MAP)reactos_memory_map, 32) * sizeof(memory_map_t);
 652     if (LoaderBlock.MmapLength)
 653     {
 654         ULONG i;
 655         LoaderBlock.Flags |= MB_FLAGS_MEM_INFO | MB_FLAGS_MMAP_INFO;
 656         LoaderBlock.MmapAddr = (ULONG_PTR)&reactos_memory_map;
 657         reactos_memory_map_descriptor_size = sizeof(memory_map_t); // GetBiosMemoryMap uses a fixed value of 24
 658         for (i=0; i<(LoaderBlock.MmapLength/sizeof(memory_map_t)); i++)
 659         {
 660 #ifdef _M_PPC
 661             ULONG tmp;
 662             /* Also swap from long long to high/low
 663              * We also have unusable memory that will be available to kernel
 664              * land.  Mark it here.
 665              */
 666             if (BiosMemoryAcpiReclaim == reactos_memory_map[i].type)
 667             {
 668                 reactos_memory_map[i].type = BiosMemoryUsable;
 669             }
 670
 671             tmp = reactos_memory_map[i].base_addr_low;
 672             reactos_memory_map[i].base_addr_low = reactos_memory_map[i].base_addr_high;
 673             reactos_memory_map[i].base_addr_high = tmp;
 674             tmp = reactos_memory_map[i].length_low;
 675             reactos_memory_map[i].length_low = reactos_memory_map[i].length_high;
 676             reactos_memory_map[i].length_high = tmp;
 677 #endif
 678
 679             if (BiosMemoryUsable == reactos_memory_map[i].type &&
 680                 0 == reactos_memory_map[i].base_addr_low)
 681             {
 682                 LoaderBlock.MemLower = (reactos_memory_map[i].base_addr_low + reactos_memory_map[i].length_low) / 1024;
 683                 if (640 < LoaderBlock.MemLower)
 684                 {
 685                     LoaderBlock.MemLower = 640;
 686                 }
 687             }
 688             if (BiosMemoryUsable == reactos_memory_map[i].type &&
 689                 reactos_memory_map[i].base_addr_low <= 1024 * 1024 &&
 690                 1024 * 1024 <= reactos_memory_map[i].base_addr_low + reactos_memory_map[i].length_low)
 691             {
 692                 LoaderBlock.MemHigher = (reactos_memory_map[i].base_addr_low + reactos_memory_map[i].length_low) / 1024 - 1024;
 693             }
 694         }
 695     }
 696
 697     /*
 698      * Initialize the registry
 699      */
 700     RegInitializeRegistry();
 701
 702     /*
 703      * Make sure the system path is set in the .ini file
 704      */
 705     if (!IniReadSettingByName(SectionId, "SystemPath", SystemPath, sizeof(SystemPath)))
 706     {
 707         UiMessageBox("System path not specified for selected operating system.");
 708         return;
 709     }
 710
 711     /*
 712      * Special case for Live CD.
 713      */
 714     if (!_strnicmp(SystemPath, "LiveCD", strlen("LiveCD")))
 715     {
 716         /* Use everything following the "LiveCD" string as the path */
 717         strcpy(LivePath, SystemPath + strlen("LiveCD"));
 718         /* Normalize */
 719         MachDiskGetBootPath(SystemPath, sizeof(SystemPath));
 720         strcat(SystemPath, LivePath);
 721         strcat(strcpy(reactos_kernel_cmdline, SystemPath),
 722                " /MININT");
 723     }
 724     else
 725     {
 726         /* copy system path into kernel command line */
 727         strcpy(reactos_kernel_cmdline, SystemPath);
 728     }
 729
 730     /*
 731      * Read the optional kernel parameters (if any)
 732      */
 733     if (IniReadSettingByName(SectionId, "Options", value, sizeof(value)))
 734     {
 735         strcat(reactos_kernel_cmdline, " ");
 736         strcat(reactos_kernel_cmdline, value);
 737     }
 738
 739     /*
 740      * Detect hardware
 741      */
 742     LoaderBlock.ArchExtra = (ULONG_PTR)MachHwDetect();
 743     UiDrawProgressBarCenter(5, 100, szLoadingMsg);
 744
 745     LoaderBlock.DrivesCount = reactos_disk_count;
 746
 747     UiDrawStatusText("Loading...");
 748
 749     /* Get boot path */
 750     if (strchr(SystemPath, '\\') != NULL)
 751         strcpy(szBootPath, strchr(SystemPath, '\\'));
 752     else
 753         szBootPath[0] = '\0';
 754
 755     /* append a backslash */
 756     if ((strlen(szBootPath)==0) ||
 757         szBootPath[strlen(szBootPath)] != '\\')
 758         strcat(szBootPath, "\\");
 759
 760         DPRINTM(DPRINT_REACTOS,"SystemRoot: '%s'\n", szBootPath);
 761         strcpy(SystemRoot, szBootPath);
 762
 763     /*
 764      * Find the kernel image name
 765      * and try to load the kernel off the disk
 766      */
 767     if(IniReadSettingByName(SectionId, "Kernel", value, sizeof(value)))
 768     {
 769         /*
 770          * Set the name and
 771          */
 772         if (value[0] == '\\')
 773         {
 774             strcpy(szKernelName, value);
 775         }
 776         else
 777         {
 778             strcpy(szKernelName, szBootPath);
 779             strcat(szKernelName, "SYSTEM32\\");
 780             strcat(szKernelName, value);
 781         }
 782     }
 783     else
 784     {
 785         strcpy(value, "NTOSKRNL.EXE");
 786         strcpy(szKernelName, szBootPath);
 787         strcat(szKernelName, "SYSTEM32\\");
 788         strcat(szKernelName, value);
 789     }
 790
 791     /*
 792      * Find the HAL image name
 793      * and try to load the kernel off the disk
 794      */
 795     if(IniReadSettingByName(SectionId, "Hal", value, sizeof(value)))
 796     {
 797         /*
 798          * Set the name and
 799          */
 800         if (value[0] == '\\')
 801         {
 802             strcpy(szHalName, value);
 803         }
 804         else
 805         {
 806             strcpy(szHalName, szBootPath);
 807             strcat(szHalName, "SYSTEM32\\");
 808             strcat(szHalName, value);
 809         }
 810     }
 811     else
 812     {
 813         strcpy(value, "HAL.DLL");
 814         strcpy(szHalName, szBootPath);
 815         strcat(szHalName, "SYSTEM32\\");
 816         strcat(szHalName, value);
 817     }
 818
 819     /* Load the kernel */
 820     LoadBase = FrLdrLoadImage(szKernelName, 5, 1);
 821     if (!LoadBase) return;
 822
 823     /* Get the NT header, kernel base and kernel entry */
 824     NtHeader = RtlImageNtHeader(LoadBase);
 825     KernelBase = SWAPD(NtHeader->OptionalHeader.ImageBase);
 826     KernelEntryPoint = (ROS_KERNEL_ENTRY_POINT)(KernelBase + SWAPD(NtHeader->OptionalHeader.AddressOfEntryPoint));
 827     LoaderBlock.KernelBase = KernelBase;
 828
 829     /*
 830      * Load the System hive from disk
 831      */
 832     strcpy(szFileName, szBootPath);
 833     strcat(szFileName, "SYSTEM32\\CONFIG\\SYSTEM");
 834
 835         DPRINTM(DPRINT_REACTOS, "SystemHive: '%s'", szFileName);
 836
 837     FilePointer = FsOpenFile(szFileName);
 838     if (!FilePointer)
 839     {
 840         UiMessageBox("Could not find the System hive!");
 841         return;
 842     }
 843
 844     /*
 845      * Update the status bar with the current file
 846      */
 847     strcpy(name, "Reading ");
 848     strcat(name, value);
 849     while (strlen(name) < 80)
 850         strcat(name, " ");
 851     UiDrawStatusText(name);
 852
 853         /*
 854          * Load the System hive
 855          */
 856         Base = FrLdrLoadModule(FilePointer, szFileName, &Size);
 857         if (Base == 0 || Size == 0)
 858         {
 859                 UiMessageBox("Could not load the System hive!\n");
 860                 return;
 861         }
 862         DPRINTM(DPRINT_REACTOS, "SystemHive loaded at 0x%x size %u\n", (unsigned)Base, (unsigned)Size);
 863
 864     /*
 865      * Import the loaded system hive
 866      */
 867     RegImportBinaryHive((PCHAR)Base, Size);
 868
 869     /*
 870      * Initialize the 'CurrentControlSet' link
 871      */
 872     RegInitCurrentControlSet(FALSE);
 873
 874     UiDrawProgressBarCenter(15, 100, szLoadingMsg);
 875
 876     UiDrawProgressBarCenter(20, 100, szLoadingMsg);
 877
 878     /*
 879      * Load NLS files
 880      */
 881     if (!FrLdrLoadNlsFiles(szBootPath, MsgBuffer))
 882     {
 883         UiMessageBox(MsgBuffer);
 884         return;
 885     }
 886     UiDrawProgressBarCenter(30, 100, szLoadingMsg);
 887
 888     /*
 889      * Load boot drivers
 890      */
 891     FrLdrLoadBootDrivers(szBootPath, 40);
 892     UiDrawProgressBarCenter(100, 100, szLoadingMsg);
 893     //UiUnInitialize("Booting ReactOS...");
 894
 895     //
 896     // Perform architecture-specific pre-boot configuration
 897     //
 898     MachPrepareForReactOS(FALSE);
 899
 900     //
 901     // Setup paging and jump to kernel
 902     //
 903     FrLdrStartup(0x2badb002);
 904 }
 905 #endif
 906
 907 /* EOF */