4 * Copyright (C) 1998-2003 Brian Palmer <brianp@sginet.com>
5 * Copyright (C) 2005 Alex Ionescu <alex@relsoft.net>
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.
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.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 extern ULONG PageDirectoryStart
;
26 extern ULONG PageDirectoryEnd
;
28 ROS_LOADER_PARAMETER_BLOCK LoaderBlock
;
29 char reactos_kernel_cmdline
[255]; // Command line passed to kernel
30 LOADER_MODULE reactos_modules
[64]; // Array to hold boot module info loaded for the kernel
31 char reactos_module_strings
[64][256]; // Array to hold module names
32 // Make this a single struct to guarantee that these elements are nearby in
34 reactos_mem_data_t reactos_mem_data
;
35 ARC_DISK_SIGNATURE reactos_arc_disk_info
[32]; // ARC Disk Information
36 char reactos_arc_strings
[32][256];
37 unsigned long reactos_disk_count
= 0;
38 char reactos_arc_hardware_data
[HW_MAX_ARC_HEAP_SIZE
] = {0};
43 static CHAR szLoadingMsg
[] = "ReactOS is loading files...";
44 BOOLEAN FrLdrBootType
;
46 ROS_KERNEL_ENTRY_POINT KernelEntryPoint
;
49 FrLdrLoadDriver(PCHAR szFileName
,
53 CHAR value
[256], *FinalSlash
;
56 if (!_stricmp(szFileName
, "hal.dll"))
58 /* Use the boot.ini name instead */
59 szFileName
= szHalName
;
62 FinalSlash
= strrchr(szFileName
, '\\');
64 szFileName
= FinalSlash
+ 1;
67 FilePointer
= FsOpenFile(szFileName
);
69 /* Try under the system root in the main dir and drivers */
70 if (FilePointer
== NULL
)
72 strcpy(value
, SystemRoot
);
73 if(value
[strlen(value
)-1] != '\\')
75 strcat(value
, szFileName
);
76 FilePointer
= FsOpenFile(value
);
79 if (FilePointer
== NULL
)
81 strcpy(value
, SystemRoot
);
82 if(value
[strlen(value
)-1] != '\\')
84 strcat(value
, "SYSTEM32\\");
85 strcat(value
, szFileName
);
86 FilePointer
= FsOpenFile(value
);
89 if (FilePointer
== NULL
)
91 strcpy(value
, SystemRoot
);
92 if(value
[strlen(value
)-1] != '\\')
94 strcat(value
, "SYSTEM32\\DRIVERS\\");
95 strcat(value
, szFileName
);
96 FilePointer
= FsOpenFile(value
);
99 /* Make sure we did */
100 if (FilePointer
== NULL
) {
102 /* Fail if file wasn't opened */
103 strcpy(value
, szFileName
);
104 strcat(value
, " not found.");
108 /* Update the status bar with the current file */
109 strcpy(value
, "Reading ");
110 p
= strrchr(szFileName
, '\\');
113 strcat(value
, szFileName
);
117 strcat(value
, p
+ 1);
120 UiDrawStatusText(value
);
122 /* Load the driver */
123 FrLdrReadAndMapImage(FilePointer
, szFileName
, 0);
125 /* Update status and return */
126 UiDrawProgressBarCenter(nPos
, 100, szLoadingMsg
);
132 FrLdrLoadImage(IN PCHAR szFileName
,
138 CHAR szBuffer
[256], szFullPath
[256];
141 /* Extract filename without path */
142 szShortName
= strrchr(szFileName
, '\\');
145 /* No path, leave it alone */
146 szShortName
= szFileName
;
148 /* Which means we need to build a path now */
149 strcpy(szBuffer
, szFileName
);
150 strcpy(szFullPath
, szBootPath
);
153 strcat(szFullPath
, "SYSTEM32\\DRIVERS\\");
157 strcat(szFullPath
, "\\");
159 strcat(szFullPath
, szBuffer
);
160 szFileName
= szFullPath
;
165 szShortName
= szShortName
+ 1;
169 FilePointer
= FsOpenFile(szFileName
);
172 /* Return failure on the short name */
173 strcpy(szBuffer
, szShortName
);
174 strcat(szBuffer
, " not found.");
175 UiMessageBox(szBuffer
);
179 /* Update the status bar with the current file */
180 strcpy(szBuffer
, "Reading ");
181 strcat(szBuffer
, szShortName
);
182 UiDrawStatusText(szBuffer
);
184 /* Do the actual loading */
185 LoadBase
= FrLdrReadAndMapImage(FilePointer
, szShortName
, ImageType
);
187 /* Update Processbar and return success */
188 if (!FrLdrBootType
) UiDrawProgressBarCenter(nPos
, 100, szLoadingMsg
);
193 FrLdrLoadNlsFile(PCSTR szFileName
,
200 /* Open the Driver */
201 FilePointer
= FsOpenFile(szFileName
);
203 /* Make sure we did */
204 if (FilePointer
== NULL
) {
206 /* Fail if file wasn't opened */
207 strcpy(value
, szFileName
);
208 strcat(value
, " not found.");
213 /* Update the status bar with the current file */
214 strcpy(value
, "Reading ");
215 p
= strrchr(szFileName
, '\\');
218 strcat(value
, szFileName
);
222 strcat(value
, p
+ 1);
224 UiDrawStatusText(value
);
226 /* Load the driver */
227 FrLdrLoadModule(FilePointer
, szModuleName
, NULL
);
232 FrLdrLoadNlsFiles(PCHAR szSystemRoot
,
235 LONG rc
= ERROR_SUCCESS
;
237 WCHAR szIdBuffer
[80];
238 WCHAR szNameBuffer
[80];
239 CHAR szFileName
[256];
242 /* open the codepage key */
243 rc
= RegOpenKey(NULL
,
244 L
"\\Registry\\Machine\\SYSTEM\\CurrentControlSet\\Control\\NLS\\CodePage",
246 if (rc
!= ERROR_SUCCESS
) {
248 strcpy(szErrorOut
, "Couldn't open CodePage registry key");
252 /* get ANSI codepage */
253 BufferSize
= sizeof(szIdBuffer
);
254 rc
= RegQueryValue(hKey
, L
"ACP", NULL
, (PUCHAR
)szIdBuffer
, &BufferSize
);
255 if (rc
!= ERROR_SUCCESS
) {
257 strcpy(szErrorOut
, "Couldn't get ACP NLS setting");
261 BufferSize
= sizeof(szNameBuffer
);
262 rc
= RegQueryValue(hKey
, szIdBuffer
, NULL
, (PUCHAR
)szNameBuffer
, &BufferSize
);
263 if (rc
!= ERROR_SUCCESS
) {
265 //strcpy(szErrorOut, "ACP NLS Setting exists, but isn't readable");
269 wcscpy(szNameBuffer
, L
"c_1252.nls");
272 /* load ANSI codepage table */
273 sprintf(szFileName
,"%ssystem32\\%S", szSystemRoot
, szNameBuffer
);
274 DPRINTM(DPRINT_REACTOS
, "ANSI file: %s\n", szFileName
);
275 if (!FrLdrLoadNlsFile(szFileName
, "ansi.nls")) {
277 strcpy(szErrorOut
, "Couldn't load ansi.nls");
281 /* get OEM codepage */
282 BufferSize
= sizeof(szIdBuffer
);
283 rc
= RegQueryValue(hKey
, L
"OEMCP", NULL
, (PUCHAR
)szIdBuffer
, &BufferSize
);
284 if (rc
!= ERROR_SUCCESS
) {
286 strcpy(szErrorOut
, "Couldn't get OEMCP NLS setting");
290 BufferSize
= sizeof(szNameBuffer
);
291 rc
= RegQueryValue(hKey
, szIdBuffer
, NULL
, (PUCHAR
)szNameBuffer
, &BufferSize
);
292 if (rc
!= ERROR_SUCCESS
) {
294 //strcpy(szErrorOut, "OEMCP NLS setting exists, but isn't readable");
298 wcscpy(szNameBuffer
, L
"c_437.nls");
301 /* load OEM codepage table */
302 sprintf(szFileName
, "%ssystem32\\%S", szSystemRoot
, szNameBuffer
);
303 DPRINTM(DPRINT_REACTOS
, "Oem file: %s\n", szFileName
);
304 if (!FrLdrLoadNlsFile(szFileName
, "oem.nls")) {
306 strcpy(szErrorOut
, "Couldn't load oem.nls");
310 /* open the language key */
311 rc
= RegOpenKey(NULL
,
312 L
"\\Registry\\Machine\\SYSTEM\\CurrentControlSet\\Control\\NLS\\Language",
314 if (rc
!= ERROR_SUCCESS
) {
316 strcpy(szErrorOut
, "Couldn't open Language registry key");
320 /* get the Unicode case table */
321 BufferSize
= sizeof(szIdBuffer
);
322 rc
= RegQueryValue(hKey
, L
"Default", NULL
, (PUCHAR
)szIdBuffer
, &BufferSize
);
323 if (rc
!= ERROR_SUCCESS
) {
325 strcpy(szErrorOut
, "Couldn't get Language Default setting");
329 BufferSize
= sizeof(szNameBuffer
);
330 rc
= RegQueryValue(hKey
, szIdBuffer
, NULL
, (PUCHAR
)szNameBuffer
, &BufferSize
);
331 if (rc
!= ERROR_SUCCESS
) {
333 sprintf(szErrorOut
, "Language Default setting exists, but isn't readable (%S)", szIdBuffer
);
337 /* load Unicode case table */
338 sprintf(szFileName
, "%ssystem32\\%S", szSystemRoot
, szNameBuffer
);
339 DPRINTM(DPRINT_REACTOS
, "Casemap file: %s\n", szFileName
);
340 if (!FrLdrLoadNlsFile(szFileName
, "casemap.nls")) {
342 strcpy(szErrorOut
, "casemap.nls");
350 FrLdrLoadBootDrivers(PCHAR szSystemRoot
,
354 FRLDRHKEY hGroupKey
, hOrderKey
, hServiceKey
, hDriverKey
;
355 WCHAR GroupNameBuffer
[512];
356 WCHAR ServiceName
[256];
357 ULONG OrderList
[128];
367 WCHAR DriverGroup
[256];
368 ULONG DriverGroupSize
;
371 WCHAR TempImagePath
[256];
373 /* get 'service group order' key */
374 rc
= RegOpenKey(NULL
,
375 L
"\\Registry\\Machine\\SYSTEM\\CurrentControlSet\\Control\\ServiceGroupOrder",
377 if (rc
!= ERROR_SUCCESS
) {
379 DPRINTM(DPRINT_REACTOS
, "Failed to open the 'ServiceGroupOrder' key (rc %d)\n", (int)rc
);
383 /* get 'group order list' key */
384 rc
= RegOpenKey(NULL
,
385 L
"\\Registry\\Machine\\SYSTEM\\CurrentControlSet\\Control\\GroupOrderList",
387 if (rc
!= ERROR_SUCCESS
) {
389 DPRINTM(DPRINT_REACTOS
, "Failed to open the 'GroupOrderList' key (rc %d)\n", (int)rc
);
393 /* enumerate drivers */
394 rc
= RegOpenKey(NULL
,
395 L
"\\Registry\\Machine\\SYSTEM\\CurrentControlSet\\Services",
397 if (rc
!= ERROR_SUCCESS
) {
399 DPRINTM(DPRINT_REACTOS
, "Failed to open the 'Services' key (rc %d)\n", (int)rc
);
403 /* Get the Name Group */
404 BufferSize
= sizeof(GroupNameBuffer
);
405 rc
= RegQueryValue(hGroupKey
, L
"List", NULL
, (PUCHAR
)GroupNameBuffer
, &BufferSize
);
406 DPRINTM(DPRINT_REACTOS
, "RegQueryValue(): rc %d\n", (int)rc
);
407 if (rc
!= ERROR_SUCCESS
) return;
408 DPRINTM(DPRINT_REACTOS
, "BufferSize: %d \n", (int)BufferSize
);
409 DPRINTM(DPRINT_REACTOS
, "GroupNameBuffer: '%S' \n", GroupNameBuffer
);
411 /* Loop through each group */
412 GroupName
= GroupNameBuffer
;
414 DPRINTM(DPRINT_REACTOS
, "Driver group: '%S'\n", GroupName
);
416 /* Query the Order */
417 BufferSize
= sizeof(OrderList
);
418 rc
= RegQueryValue(hOrderKey
, GroupName
, NULL
, (PUCHAR
)OrderList
, &BufferSize
);
419 if (rc
!= ERROR_SUCCESS
) OrderList
[0] = 0;
421 /* enumerate all drivers */
422 for (TagIndex
= 1; TagIndex
<= SWAPD(OrderList
[0]); TagIndex
++) {
428 /* Get the Driver's Name */
429 ValueSize
= sizeof(ServiceName
);
430 rc
= RegEnumKey(hServiceKey
, Index
, ServiceName
, &ValueSize
);
431 DPRINTM(DPRINT_REACTOS
, "RegEnumKey(): rc %d\n", (int)rc
);
433 /* Makre sure it's valid, and check if we're done */
434 if (rc
== ERROR_NO_MORE_ITEMS
) break;
435 if (rc
!= ERROR_SUCCESS
) return;
436 DPRINTM(DPRINT_REACTOS
, "Service %d: '%S'\n", (int)Index
, ServiceName
);
438 /* open driver Key */
439 rc
= RegOpenKey(hServiceKey
, ServiceName
, &hDriverKey
);
440 if (rc
== ERROR_SUCCESS
)
442 /* Read the Start Value */
443 ValueSize
= sizeof(ULONG
);
444 rc
= RegQueryValue(hDriverKey
, L
"Start", &ValueType
, (PUCHAR
)&StartValue
, &ValueSize
);
445 if (rc
!= ERROR_SUCCESS
) StartValue
= (ULONG
)-1;
446 DPRINTM(DPRINT_REACTOS
, " Start: %x \n", (int)StartValue
);
449 ValueSize
= sizeof(ULONG
);
450 rc
= RegQueryValue(hDriverKey
, L
"Tag", &ValueType
, (PUCHAR
)&TagValue
, &ValueSize
);
451 if (rc
!= ERROR_SUCCESS
) TagValue
= (ULONG
)-1;
452 DPRINTM(DPRINT_REACTOS
, " Tag: %x \n", (int)TagValue
);
454 /* Read the driver's group */
455 DriverGroupSize
= sizeof(DriverGroup
);
456 rc
= RegQueryValue(hDriverKey
, L
"Group", NULL
, (PUCHAR
)DriverGroup
, &DriverGroupSize
);
457 DPRINTM(DPRINT_REACTOS
, " Group: '%S' \n", DriverGroup
);
459 /* Make sure it should be started */
460 if ((StartValue
== 0) &&
461 (TagValue
== OrderList
[TagIndex
]) &&
462 (_wcsicmp(DriverGroup
, GroupName
) == 0)) {
464 /* Get the Driver's Location */
465 ValueSize
= sizeof(TempImagePath
);
466 rc
= RegQueryValue(hDriverKey
, L
"ImagePath", NULL
, (PUCHAR
)TempImagePath
, &ValueSize
);
468 /* Write the whole path if it suceeded, else prepare to fail */
469 if (rc
!= ERROR_SUCCESS
) {
470 DPRINTM(DPRINT_REACTOS
, " ImagePath: not found\n");
471 sprintf(ImagePath
, "%s\\system32\\drivers\\%S.sys", szSystemRoot
, ServiceName
);
472 } else if (TempImagePath
[0] != L
'\\') {
473 sprintf(ImagePath
, "%s%S", szSystemRoot
, TempImagePath
);
475 sprintf(ImagePath
, "%S", TempImagePath
);
476 DPRINTM(DPRINT_REACTOS
, " ImagePath: '%s'\n", ImagePath
);
479 DPRINTM(DPRINT_REACTOS
, " Loading driver: '%s'\n", ImagePath
);
481 /* Update the position if needed */
482 if (nPos
< 100) nPos
+= 5;
484 FrLdrLoadImage(ImagePath
, nPos
, 2);
488 DPRINTM(DPRINT_REACTOS
, " Skipping driver '%S' with Start %d, Tag %d and Group '%S' (Current Tag %d, current group '%S')\n",
489 ServiceName
, StartValue
, TagValue
, DriverGroup
, OrderList
[TagIndex
], GroupName
);
500 /* Get the Driver's Name */
501 ValueSize
= sizeof(ServiceName
);
502 rc
= RegEnumKey(hServiceKey
, Index
, ServiceName
, &ValueSize
);
504 DPRINTM(DPRINT_REACTOS
, "RegEnumKey(): rc %d\n", (int)rc
);
505 if (rc
== ERROR_NO_MORE_ITEMS
) break;
506 if (rc
!= ERROR_SUCCESS
) return;
507 DPRINTM(DPRINT_REACTOS
, "Service %d: '%S'\n", (int)Index
, ServiceName
);
509 /* open driver Key */
510 rc
= RegOpenKey(hServiceKey
, ServiceName
, &hDriverKey
);
511 if (rc
== ERROR_SUCCESS
)
513 /* Read the Start Value */
514 ValueSize
= sizeof(ULONG
);
515 rc
= RegQueryValue(hDriverKey
, L
"Start", &ValueType
, (PUCHAR
)&StartValue
, &ValueSize
);
516 if (rc
!= ERROR_SUCCESS
) StartValue
= (ULONG
)-1;
517 DPRINTM(DPRINT_REACTOS
, " Start: %x \n", (int)StartValue
);
520 ValueSize
= sizeof(ULONG
);
521 rc
= RegQueryValue(hDriverKey
, L
"Tag", &ValueType
, (PUCHAR
)&TagValue
, &ValueSize
);
522 if (rc
!= ERROR_SUCCESS
) TagValue
= (ULONG
)-1;
523 DPRINTM(DPRINT_REACTOS
, " Tag: %x \n", (int)TagValue
);
525 /* Read the driver's group */
526 DriverGroupSize
= sizeof(DriverGroup
);
527 rc
= RegQueryValue(hDriverKey
, L
"Group", NULL
, (PUCHAR
)DriverGroup
, &DriverGroupSize
);
528 DPRINTM(DPRINT_REACTOS
, " Group: '%S' \n", DriverGroup
);
530 for (TagIndex
= 1; TagIndex
<= OrderList
[0]; TagIndex
++) {
531 if (TagValue
== OrderList
[TagIndex
]) break;
534 if ((StartValue
== 0) &&
535 (TagIndex
> OrderList
[0]) &&
536 (_wcsicmp(DriverGroup
, GroupName
) == 0)) {
538 ValueSize
= sizeof(TempImagePath
);
539 rc
= RegQueryValue(hDriverKey
, L
"ImagePath", NULL
, (PUCHAR
)TempImagePath
, &ValueSize
);
540 if (rc
!= ERROR_SUCCESS
) {
541 DPRINTM(DPRINT_REACTOS
, " ImagePath: not found\n");
542 sprintf(ImagePath
, "%ssystem32\\drivers\\%S.sys", szSystemRoot
, ServiceName
);
543 } else if (TempImagePath
[0] != L
'\\') {
544 sprintf(ImagePath
, "%s%S", szSystemRoot
, TempImagePath
);
546 sprintf(ImagePath
, "%S", TempImagePath
);
547 DPRINTM(DPRINT_REACTOS
, " ImagePath: '%s'\n", ImagePath
);
549 DPRINTM(DPRINT_REACTOS
, " Loading driver: '%s'\n", ImagePath
);
551 if (nPos
< 100) nPos
+= 5;
553 FrLdrLoadImage(ImagePath
, nPos
, 2);
557 DPRINTM(DPRINT_REACTOS
, " Skipping driver '%S' with Start %d, Tag %d and Group '%S' (Current group '%S')\n",
558 ServiceName
, StartValue
, TagValue
, DriverGroup
, GroupName
);
565 /* Move to the next group name */
566 GroupName
= GroupName
+ wcslen(GroupName
) + 1;
571 LoadAndBootReactOS(PCSTR OperatingSystemName
)
576 CHAR SystemPath
[255];
578 CHAR szKernelName
[255];
579 CHAR szFileName
[255];
582 PIMAGE_NT_HEADERS NtHeader
;
593 // Open the operating system section
594 // specified in the .ini file
596 if (!IniOpenSection(OperatingSystemName
, &SectionId
))
598 sprintf(MsgBuffer
,"Operating System section '%s' not found in freeldr.ini", OperatingSystemName
);
599 UiMessageBox(MsgBuffer
);
604 // Read the command line
606 if (IniReadSettingByName(SectionId
, "Options", value
, sizeof(value
)))
609 // Check if a ramdisk file was given
612 File
= strstr(value
, "/RDIMAGEPATH=");
616 // Copy the file name and everything else after it
618 strcpy(szFileName
, File
+ 13);
623 *strstr(szFileName
, " ") = ANSI_NULL
;
628 RamDiskLoadVirtualFile(szFileName
);
633 * Setup multiboot information structure
635 UiDrawProgressBarCenter(1, 100, szLoadingMsg
);
636 UiDrawStatusText("Detecting Hardware...");
637 LoaderBlock
.CommandLine
= reactos_kernel_cmdline
;
638 LoaderBlock
.PageDirectoryStart
= (ULONG_PTR
)&PageDirectoryStart
;
639 LoaderBlock
.PageDirectoryEnd
= (ULONG_PTR
)&PageDirectoryEnd
;
640 LoaderBlock
.ModsCount
= 0;
641 LoaderBlock
.ModsAddr
= reactos_modules
;
642 LoaderBlock
.DrivesAddr
= reactos_arc_disk_info
;
643 LoaderBlock
.RdAddr
= (ULONG_PTR
)gRamDiskBase
;
644 LoaderBlock
.RdLength
= gRamDiskSize
;
645 LoaderBlock
.MmapLength
= (SIZE_T
)MachVtbl
.GetMemoryMap((PBIOS_MEMORY_MAP
)reactos_memory_map
, 32) * sizeof(memory_map_t
);
646 if (LoaderBlock
.MmapLength
)
649 LoaderBlock
.Flags
|= MB_FLAGS_MEM_INFO
| MB_FLAGS_MMAP_INFO
;
650 LoaderBlock
.MmapAddr
= (ULONG_PTR
)&reactos_memory_map
;
651 reactos_memory_map_descriptor_size
= sizeof(memory_map_t
); // GetBiosMemoryMap uses a fixed value of 24
652 for (i
=0; i
<(LoaderBlock
.MmapLength
/sizeof(memory_map_t
)); i
++)
656 /* Also swap from long long to high/low
657 * We also have unusable memory that will be available to kernel
658 * land. Mark it here.
660 if (BiosMemoryAcpiReclaim
== reactos_memory_map
[i
].type
)
662 reactos_memory_map
[i
].type
= BiosMemoryUsable
;
665 tmp
= reactos_memory_map
[i
].base_addr_low
;
666 reactos_memory_map
[i
].base_addr_low
= reactos_memory_map
[i
].base_addr_high
;
667 reactos_memory_map
[i
].base_addr_high
= tmp
;
668 tmp
= reactos_memory_map
[i
].length_low
;
669 reactos_memory_map
[i
].length_low
= reactos_memory_map
[i
].length_high
;
670 reactos_memory_map
[i
].length_high
= tmp
;
673 if (BiosMemoryUsable
== reactos_memory_map
[i
].type
&&
674 0 == reactos_memory_map
[i
].base_addr_low
)
676 LoaderBlock
.MemLower
= (reactos_memory_map
[i
].base_addr_low
+ reactos_memory_map
[i
].length_low
) / 1024;
677 if (640 < LoaderBlock
.MemLower
)
679 LoaderBlock
.MemLower
= 640;
682 if (BiosMemoryUsable
== reactos_memory_map
[i
].type
&&
683 reactos_memory_map
[i
].base_addr_low
<= 1024 * 1024 &&
684 1024 * 1024 <= reactos_memory_map
[i
].base_addr_low
+ reactos_memory_map
[i
].length_low
)
686 LoaderBlock
.MemHigher
= (reactos_memory_map
[i
].base_addr_low
+ reactos_memory_map
[i
].length_low
) / 1024 - 1024;
692 * Initialize the registry
694 RegInitializeRegistry();
697 * Make sure the system path is set in the .ini file
699 if (!IniReadSettingByName(SectionId
, "SystemPath", SystemPath
, sizeof(SystemPath
)))
701 UiMessageBox("System path not specified for selected operating system.");
706 * Special case for Live CD.
708 if (!_strnicmp(SystemPath
, "LiveCD", strlen("LiveCD")))
710 /* Use everything following the "LiveCD" string as the path */
711 strcpy(LivePath
, SystemPath
+ strlen("LiveCD"));
713 MachDiskGetBootPath(SystemPath
, sizeof(SystemPath
));
714 strcat(SystemPath
, LivePath
);
715 strcat(strcpy(reactos_kernel_cmdline
, SystemPath
),
720 if (! MachDiskNormalizeSystemPath(SystemPath
,
723 UiMessageBox("Invalid system path");
726 /* copy system path into kernel command line */
727 strcpy(reactos_kernel_cmdline
, SystemPath
);
731 * Read the optional kernel parameters (if any)
733 if (IniReadSettingByName(SectionId
, "Options", value
, sizeof(value
)))
735 strcat(reactos_kernel_cmdline
, " ");
736 strcat(reactos_kernel_cmdline
, value
);
742 LoaderBlock
.ArchExtra
= (ULONG_PTR
)MachHwDetect();
743 UiDrawProgressBarCenter(5, 100, szLoadingMsg
);
745 LoaderBlock
.DrivesCount
= reactos_disk_count
;
747 UiDrawStatusText("Loading...");
750 // If we have a ramdisk, this will switch to the ramdisk disk routines
751 // which read from memory instead of using the firmware. This has to be done
752 // after hardware detection, since hardware detection will require using the
753 // real routines in order to perform disk-detection (just because we're on a
754 // ram-boot doesn't mean the user doesn't have actual disks installed too!)
756 RamDiskSwitchFromBios();
759 * Try to open system drive
761 if (!FsOpenSystemVolume(SystemPath
, szBootPath
, &LoaderBlock
.BootDevice
))
763 UiMessageBox("Failed to open system drive.");
767 /* append a backslash */
768 if ((strlen(szBootPath
)==0) ||
769 szBootPath
[strlen(szBootPath
)] != '\\')
770 strcat(szBootPath
, "\\");
772 DPRINTM(DPRINT_REACTOS
,"SystemRoot: '%s'\n", szBootPath
);
773 strcpy(SystemRoot
, szBootPath
);
776 * Find the kernel image name
777 * and try to load the kernel off the disk
779 if(IniReadSettingByName(SectionId
, "Kernel", value
, sizeof(value
)))
784 if (value
[0] == '\\')
786 strcpy(szKernelName
, value
);
790 strcpy(szKernelName
, szBootPath
);
791 strcat(szKernelName
, "SYSTEM32\\");
792 strcat(szKernelName
, value
);
797 strcpy(value
, "NTOSKRNL.EXE");
798 strcpy(szKernelName
, szBootPath
);
799 strcat(szKernelName
, "SYSTEM32\\");
800 strcat(szKernelName
, value
);
804 * Find the HAL image name
805 * and try to load the kernel off the disk
807 if(IniReadSettingByName(SectionId
, "Hal", value
, sizeof(value
)))
812 if (value
[0] == '\\')
814 strcpy(szHalName
, value
);
818 strcpy(szHalName
, szBootPath
);
819 strcat(szHalName
, "SYSTEM32\\");
820 strcat(szHalName
, value
);
825 strcpy(value
, "HAL.DLL");
826 strcpy(szHalName
, szBootPath
);
827 strcat(szHalName
, "SYSTEM32\\");
828 strcat(szHalName
, value
);
831 /* Load the kernel */
832 LoadBase
= FrLdrLoadImage(szKernelName
, 5, 1);
833 if (!LoadBase
) return;
835 /* Get the NT header, kernel base and kernel entry */
836 NtHeader
= RtlImageNtHeader(LoadBase
);
837 KernelBase
= SWAPD(NtHeader
->OptionalHeader
.ImageBase
);
838 KernelEntryPoint
= (ROS_KERNEL_ENTRY_POINT
)(KernelBase
+ SWAPD(NtHeader
->OptionalHeader
.AddressOfEntryPoint
));
839 LoaderBlock
.KernelBase
= KernelBase
;
842 * Load the System hive from disk
844 strcpy(szFileName
, szBootPath
);
845 strcat(szFileName
, "SYSTEM32\\CONFIG\\SYSTEM");
847 DPRINTM(DPRINT_REACTOS
, "SystemHive: '%s'", szFileName
);
849 FilePointer
= FsOpenFile(szFileName
);
850 if (FilePointer
== NULL
)
852 UiMessageBox("Could not find the System hive!");
857 * Update the status bar with the current file
859 strcpy(name
, "Reading ");
861 while (strlen(name
) < 80)
863 UiDrawStatusText(name
);
866 * Load the System hive
868 Base
= FrLdrLoadModule(FilePointer
, szFileName
, &Size
);
869 if (Base
== 0 || Size
== 0)
871 UiMessageBox("Could not load the System hive!\n");
874 DPRINTM(DPRINT_REACTOS
, "SystemHive loaded at 0x%x size %u", (unsigned)Base
, (unsigned)Size
);
877 * Import the loaded system hive
879 RegImportBinaryHive((PCHAR
)Base
, Size
);
882 * Initialize the 'CurrentControlSet' link
884 RegInitCurrentControlSet(FALSE
);
886 UiDrawProgressBarCenter(15, 100, szLoadingMsg
);
888 UiDrawProgressBarCenter(20, 100, szLoadingMsg
);
893 if (!FrLdrLoadNlsFiles(szBootPath
, MsgBuffer
))
895 UiMessageBox(MsgBuffer
);
898 UiDrawProgressBarCenter(30, 100, szLoadingMsg
);
903 FrLdrLoadBootDrivers(szBootPath
, 40);
904 //UiUnInitialize("Booting ReactOS...");
907 // Perform architecture-specific pre-boot configuration
909 MachPrepareForReactOS(FALSE
);
912 // Setup paging and jump to kernel
914 FrLdrStartup(0x2badb002);