| * Reworked again by Curtis Galloway (galloway@NeXT.com)␊ |
| */␊ |
| ␊ |
| //#define DEBUG 1␊ |
| ␊ |
| //#include "bootstruct.h"␊ |
| //#include "libsa.h"␊ |
| #include "boot.h"␊ |
| #include "bootstruct.h"␊ |
| #include "fake_efi.h"␊ |
| #include "sl.h"␊ |
| #include "libsa.h"␊ |
| #include "ramdisk.h"␊ |
| //#include "io_inline.h" // Lion␊ |
| #include "ramdisk.h" // bootstruct.h: memory.h instead of saio_internal.h␊ |
| #include "gui.h"␊ |
| #include "platform.h"␊ |
| #include "modules.h"␊ |
| #include "fake_efi.h"␊ |
| #include "platform.h" // bootstruct.h - device_tree.h␊ |
| #include "sl.h" // bootstruct.h: memory.h instead of saio_types.h␊ |
| ␊ |
| long gBootMode; /* defaults to 0 == kBootModeNormal */␊ |
| bool gOverrideKernel;␊ |
| //--- testing␊ |
| #define PLATFORM_NAME_LEN 64␊ |
| #define ROOT_PATH_LEN 256␊ |
| static char gCacheNameAdler[PLATFORM_NAME_LEN + ROOT_PATH_LEN];␊ |
| #define BOOT_DEVICE_PATH "\\System\\Library\\CoreServices\\boot.efi"␊ |
| static char gBootKernelCacheFile[512];␊ |
| static char gCacheNameAdler[64 + 256];␊ |
| char *gPlatformName = gCacheNameAdler;␊ |
| //---␊ |
| char *gPlatformName = gCacheNameAdler; // disabled ??␊ |
| char gRootDevice[512];␊ |
| char gMKextName[512];␊ |
| char gMacOSVersion[8];␊ |
| bool gEnableCDROMRescan;␊ |
| bool gScanSingleDrive;␊ |
| ␊ |
| int bvCount = 0;␊ |
| int bvCount = 0; // global ?? - Slice␊ |
| //int␉␉menucount = 0;␊ |
| int gDeviceCount = 0; ␊ |
| int gDeviceCount = 0;␊ |
| ␊ |
| BVRef bvr;␊ |
| BVRef menuBVR;␊ |
| //BVRef menuBVR; - doesn't seem used here␊ |
| BVRef bvChain;␊ |
| bool useGUI;␊ |
| ␊ |
| //static void selectBiosDevice(void);␊ |
| //Azi: this doesn't match the function; matches the "Alder32" on drivers.c␊ |
| static unsigned long Adler32(unsigned char *buffer, long length);␊ |
| static bool checkOSVersion(const char * version);␊ |
| static bool getOSVersion();␊ |
| ␊ |
| ␊ |
| static bool gUnloadPXEOnExit = false;␊ |
| ␊ |
| /*␊ |
|
| /*␊ |
| * Default path to kernel cache file␊ |
| */␊ |
| //Slice - first one for Leopard␊ |
| #define kDefaultCachePathLeo "/System/Library/Caches/com.apple.kernelcaches/"␊ |
| #define kDefaultCachePathSnow "/System/Library/Caches/com.apple.kext.caches/Startup/"␊ |
| // OS X 10.5 & 10.4␊ |
| #define kDefaultCachePath "/System/Library/Caches/com.apple.kernelcaches/kernelcache"␊ |
| // OS X 10.6␊ |
| #define kDefaultCachePathSnow "/System/Library/Caches/com.apple.kext.caches/Startup/kernelcache"␊ |
| ␊ |
| //==========================================================================␊ |
| // Zero the BSS.␊ |
|
| //==========================================================================␊ |
| // execKernel - Load the kernel image (mach-o) and jump to its entry point.␊ |
| ␊ |
| //Azi:autoresolution␊ |
| extern void initAutoRes();␊ |
| extern void finishAutoRes();␊ |
| ␊ |
| static int ExecKernel(void *binary)␊ |
| {␊ |
| entry_t kernelEntry;␊ |
| int ret;␊ |
| ␊ |
| bootArgs->kaddr = bootArgs->ksize = 0;␊ |
| ␉execute_hook("ExecKernel", (void*)binary, NULL, NULL, NULL);␊ |
| ␊ |
| ␉//Azi: here we get to know if we have a kernel or a prelinked kernel␊ |
| ret = DecodeKernel(binary,␊ |
| &kernelEntry,␊ |
| (char **) &bootArgs->kaddr,␊ |
|
| // Reserve space for boot args␊ |
| reserveKernBootStruct();␊ |
| ␊ |
| ␉// Notify modules that the kernel has been decoded␊ |
| ␉execute_hook("DecodedKernel", (void*)binary, NULL, NULL, NULL);␊ |
| ␉␊ |
| // Load boot drivers from the specifed root path.␊ |
| if (!gHaveKernelCache)␊ |
| ␉␉LoadDrivers("/");␊ |
| //Azi: ...␊ |
| // Load boot drivers from the specifed root path,␊ |
| // if we don't have a prelinked kernel - check load.c 43 & 264␊ |
| if (!gHaveKernelCache) {␊ |
| LoadDrivers("/");␊ |
| }␊ |
| ␊ |
| ␊ |
| clearActivityIndicator();␊ |
| ␊ |
| if (gErrors) {␊ |
|
| sleep(kBootErrorTimeout);␊ |
| }␊ |
| ␊ |
| setupFakeEfi();␊ |
| setupFakeEfi(); //Azi: check position on Mek (plkernel)␊ |
| ␊ |
| md0Ramdisk();␊ |
| ␊ |
|
| }␊ |
| ␊ |
| bool dummyVal;␊ |
| ␊ |
| ␉//Azi: Wait=y is breaking other keys when typed "after them" at boot prompt.␊ |
| ␉// Works properly if typed in first place or used on Boot.plist.␊ |
| ␉if (getBoolForKey(kWaitForKeypressKey, &dummyVal, &bootInfo->bootConfig) && dummyVal) {␊ |
| ␉␉printf("Press any key to continue...");␊ |
| ␉␉getc();␊ |
| ␉␉verbose("(Wait) ");␊ |
| ␉␉pause();␊ |
| ␉}␊ |
| ␊ |
| ␉usb_loop();␊ |
| ␊ |
| //autoresolution - Check if user disabled AutoResolution at the boot prompt.␊ |
| ␉// we can't check the plist here if we have AutoResolution=n there and we anabled it␊ |
| ␉// at boot prompt...?????␊ |
| //␉getBoolForKey(kAutoResolutionKey, &gAutoResolution, &bootInfo->bootConfig);␊ |
| ␉␊ |
| ␉execute_hook("Kernel Start", (void*)kernelEntry, (void*)bootArgs, NULL, NULL);␉// Notify modules that the kernel is about to be started␊ |
| ␉finishAutoRes();␊ |
| ␉␊ |
| ␉//Azi: closing Vbios after "if (gVerboseMode)" stuff eliminates the need for setting␊ |
| ␉// AutoResolution = true above; but creates another bug when booting in TextMode with -v arg.␊ |
| ␉// Simptoms include: staring some seconds at a nicely drawn white screen, after boot prompt.␊ |
| ␉// Think i'm just going to end up removing setting gAutoResolution = false␊ |
| ␉// on closeVbios().. the more i think, the less sense it makes doing it there!!␊ |
| //autoresolution - end␊ |
| ␊ |
| // If we were in text mode, switch to graphics mode.␊ |
| // This will draw the boot graphics unless we are in␊ |
| // verbose mode.␊ |
|
| setVideoMode( GRAPHICS_MODE, 0 );␊ |
| else␊ |
| drawBootGraphics();␊ |
| ␉␊ |
| ␊ |
| ␉// Notify modules that the kernel is about to be started␊ |
| ␉execute_hook("Kernel Start", (void*)kernelEntry, (void*)bootArgs, NULL, NULL);␊ |
| ␊ |
| ␉setupBooterLog();␊ |
| ␉␊ |
| finalizeBootStruct();␊ |
| ␉␊ |
| ␉if (checkOSVersion("10.7")) {␊ |
| ␉␉␊ |
| ␉␉// Masking out so that Lion doesn't doublefault␊ |
| ␉␉outb(0x21, 0xff); /* Maskout all interrupts Pic1 */␊ |
| ␉␉outb(0xa1, 0xff); /* Maskout all interrupts Pic2 */␊ |
| ␉␉␊ |
| ␉␉// Jump to kernel's entry point. There's no going back now.␊ |
| ␉␉␊ |
| ␉␉startprog( kernelEntry, bootArgs );␊ |
| ␉}␊ |
| ␉else {␊ |
| ␉␉// Jump to kernel's entry point. There's no going back now.␊ |
| ␉␉␊ |
| ␉␉startprog( kernelEntry, bootArgsPreLion );␊ |
| ␉}␊ |
| ␊ |
| // Jump to kernel's entry point. There's no going back now.␊ |
| //Azi: Lion - http://netkas.org/?p=745␊ |
| // see asm.s - same stuff by DHP http://www.insanelymac.com/forum/index.php?s=&showtopic=255866&view=findpost&p=1677779␊ |
| //␉outb(0x21, 0xff);␊ |
| //␉outb(0xa1, 0xff);␊ |
| startprog( kernelEntry, bootArgs );␊ |
| ␊ |
| ␊ |
| ␊ |
| // Not reached␊ |
| ␊ |
| return 0;␊ |
|
| bool quiet;␊ |
| bool firstRun = true;␊ |
| bool instantMenu;␊ |
| bool rescanPrompt;␊ |
| bool rescanPrompt = false;␊ |
| unsigned int allowBVFlags = kBVFlagSystemVolume|kBVFlagForeignBoot;␊ |
| unsigned int denyBVFlags = kBVFlagEFISystem;␊ |
| ␊ |
|
| initKernBootStruct();␊ |
| ␊ |
| ␉initBooterLog();␊ |
| ␉␊ |
| ␉//Azi: log booter version, revision & build date, for bdmesg.␊ |
| ␉msglog(bootLogBanner);␊ |
| ␊ |
| // Setup VGA text mode.␊ |
| // Not sure if it is safe to call setVideoMode() before the␊ |
| // config table has been loaded. Call video_mode() instead.␊ |
| #if DEBUG␊ |
| printf("before video_mode\n");␊ |
| printf("before video_mode\n"); //Azi: this one is not printing... i remember it did.. check trunk.␊ |
| #endif␊ |
| video_mode( 2 ); // 80x25 mono text mode.␊ |
| #if DEBUG␊ |
|
| // First get info for boot volume.␊ |
| scanBootVolumes(gBIOSDev, 0);␊ |
| bvChain = getBVChainForBIOSDev(gBIOSDev);␊ |
| ␉//Azi: initialising gBIOSBootVolume & gBootVolume for the first time.. i think!?␊ |
| ␉// also, kDefaultPartitionKey is checked here, on selectBootVolume.␊ |
| setBootGlobals(bvChain);␊ |
| ␊ |
| ␉msglog("setBootGlobals:\n Default: %d, ->biosdev: %d, ->part_no: %d ->flags: %d\n", gBootVolume, gBootVolume->biosdev, gBootVolume->part_no, gBootVolume->flags);␊ |
| msglog(" bt(0,0): %d, ->biosdev: %d, ->part_no: %d ->flags: %d\n", gBIOSBootVolume, gBIOSBootVolume->biosdev, gBIOSBootVolume->part_no, gBIOSBootVolume->flags);␊ |
| ␊ |
| ␉// Boot Volume is set as Root at this point so, pointing to Extra, /Extra or bt(0,0)/Extra␊ |
| ␉// is exactly the same.␉Review bt(0,0)/bla bla paths......␉␉␉(Reviewing...)␊ |
| ␉␊ |
| ␉//Azi: works as expected but... trying this because Kernel=mach_kernel doesn't work on a␊ |
| ␉// override Boot.plist; this makes it impossible to override e.g. Kernel=bt(0,0)mach_kernel␊ |
| ␉// on the main Boot.plist, when loading kernel from ramdisk btAliased.␊ |
| ␉loadPrebootRAMDisk();␊ |
| ␉␊ |
| // Load boot.plist config file␊ |
| status = loadSystemConfig(&bootInfo->bootConfig);␊ |
| ␊ |
|
| }␊ |
| ␊ |
| // Override firstRun to get to the boot menu instantly by setting "Instant Menu"=y in system config␊ |
| if (getBoolForKey(kInsantMenuKey, &instantMenu, &bootInfo->bootConfig) && instantMenu) {␊ |
| if (getBoolForKey(kInstantMenuKey, &instantMenu, &bootInfo->bootConfig) && instantMenu) {␊ |
| firstRun = false;␊ |
| }␊ |
| ␊ |
| // Loading preboot ramdisk if exists.␊ |
| loadPrebootRAMDisk();␊ |
| ␉// Loading preboot ramdisk if exists.␊ |
| //␉loadPrebootRAMDisk(); //Azi: this needs to be done before load_all_modules()␊ |
| ␉// because of btAlias...␉␉␉(Reviewing...)␊ |
| ␊ |
| ␉// Intialize module system␊ |
| ␉if (init_module_system())␊ |
| ␉{␊ |
| ␉␉load_all_modules();␊ |
| ␉}␊ |
| ␊ |
| // Disable rescan option by default␊ |
| gEnableCDROMRescan = false;␊ |
| ␊ |
| // Enable it with Rescan=y in system config␊ |
| if (getBoolForKey(kRescanKey, &gEnableCDROMRescan, &bootInfo->bootConfig) && gEnableCDROMRescan) {␊ |
| gEnableCDROMRescan = true;␊ |
| }␊ |
| // If we're loading the booter from optical media...␉␉␉(Reviewing...)␊ |
| ␉if (biosDevIsCDROM(gBIOSDev))␊ |
| ␉{␊ |
| ␉␉// ... ask the user for Rescan option by setting "Rescan Prompt"=y in system config...␊ |
| ␉␉if (getBoolForKey(kRescanPromptKey, &rescanPrompt, &bootInfo->bootConfig) && rescanPrompt)␊ |
| ␉␉{␊ |
| ␉ gEnableCDROMRescan = promptForRescanOption();␊ |
| ␉ }␊ |
| ␉␉else // ... or enable it with Rescan=y in system config.␊ |
| ␉ if (getBoolForKey(kRescanKey, &gEnableCDROMRescan, &bootInfo->bootConfig) && gEnableCDROMRescan)␊ |
| ␉␉{␊ |
| ␉ gEnableCDROMRescan = true;␊ |
| ␉ }␊ |
| ␉}␊ |
| ␊ |
| // Ask the user for Rescan option by setting "Rescan Prompt"=y in system config.␊ |
| rescanPrompt = false;␊ |
| if (getBoolForKey(kRescanPromptKey, &rescanPrompt , &bootInfo->bootConfig) && rescanPrompt && biosDevIsCDROM(gBIOSDev)) {␊ |
| gEnableCDROMRescan = promptForRescanOption();␊ |
| }␊ |
| ␊ |
| ␉//Azi: Is this a cdrom only thing?␉␉␉(Reviewing...)␊ |
| // Enable touching a single BIOS device only if "Scan Single Drive"=y is set in system config.␊ |
| if (getBoolForKey(kScanSingleDriveKey, &gScanSingleDrive, &bootInfo->bootConfig) && gScanSingleDrive) {␊ |
| gScanSingleDrive = true;␊ |
| if (getBoolForKey(kScanSingleDriveKey, &gScanSingleDrive, &bootInfo->bootConfig) && gScanSingleDrive)␊ |
| ␉{␊ |
| ␉␉scanBootVolumes(gBIOSDev, &bvCount);␊ |
| }␊ |
| ␊ |
| // Create a list of partitions on device(s).␊ |
| if (gScanSingleDrive) {␊ |
| scanBootVolumes(gBIOSDev, &bvCount);␊ |
| } else {␊ |
| scanDisks(gBIOSDev, &bvCount);␊ |
| }␊ |
| ␊ |
| ␉else␊ |
| ␉{␊ |
| ␉␉//Azi: scanDisks uses scanBootVolumes.␊ |
| ␉␉scanDisks(gBIOSDev, &bvCount);␊ |
| ␉}␊ |
| ␉␊ |
| // Create a separated bvr chain using the specified filters.␊ |
| bvChain = newFilteredBVChain(0x80, 0xFF, allowBVFlags, denyBVFlags, &gDeviceCount);␊ |
| ␊ |
| gBootVolume = selectBootVolume(bvChain);␊ |
| ␊ |
| ␉// Intialize module system ␊ |
| ␉init_module_system();␊ |
| //#if DEBUG␊ |
| //printf␊ |
| msglog(":something...???\n Default: %d, ->biosdev: %d, ->part_no: %d ->flags: %d\n", gBootVolume, gBootVolume->biosdev, gBootVolume->part_no, gBootVolume->flags);␊ |
| msglog(" bt(0,0): %d, ->biosdev: %d, ->part_no: %d ->flags: %d\n", gBIOSBootVolume, gBIOSBootVolume->biosdev, gBIOSBootVolume->part_no, gBIOSBootVolume->flags);␊ |
| // getc();␊ |
| //#endif␊ |
| ␊ |
| useGUI = true;␊ |
| // Override useGUI default␊ |
| getBoolForKey(kGUIKey, &useGUI, &bootInfo->bootConfig);␊ |
| ␊ |
| ␉// AutoResolution - Azi: default to false␊ |
| ␉// http://forum.voodooprojects.org/index.php/topic,1227.0.html␊ |
| ␉gAutoResolution = false;␊ |
| ␉␊ |
| #if DEBUG␊ |
| printf(" Default: %d, ->biosdev: %d, ->part_no: %d ->flags: %d\n", gBootVolume, gBootVolume->biosdev, gBootVolume->part_no, gBootVolume->flags);␊ |
| printf(" bt(0,0): %d, ->biosdev: %d, ->part_no: %d ->flags: %d\n", gBIOSBootVolume, gBIOSBootVolume->biosdev, gBIOSBootVolume->part_no, gBIOSBootVolume->flags);␊ |
| getc();␊ |
| #endif␊ |
| ␉// Check if user enabled AutoResolution on Boot.plist...␊ |
| ␉getBoolForKey(kAutoResolutionKey, &gAutoResolution, &bootInfo->bootConfig);␊ |
| ␉␊ |
| ␉// Patch the Video Bios with the extracted resolution, before initGui.␊ |
| ␉if (gAutoResolution == true)␊ |
| ␉{␊ |
| ␉␉initAutoRes();␊ |
| ␉}␊ |
| ␊ |
| ␉useGUI = true;␊ |
| ␉// Override useGUI default␊ |
| ␉getBoolForKey(kGUIKey, &useGUI, &bootInfo->bootConfig);␊ |
| ␉if (useGUI && initGUI())␊ |
| if (useGUI && initGUI())␊ |
| ␉{␊ |
| ␉␉// initGUI() returned with an error, disabling GUI.␊ |
| ␉␉useGUI = false;␊ |
| ␉}␊ |
| ␊ |
| setBootGlobals(bvChain);␊ |
| ␉msglog("setBootGlobals:\n Default: %d, ->biosdev: %d, ->part_no: %d ->flags: %d\n", gBootVolume, gBootVolume->biosdev, gBootVolume->part_no, gBootVolume->flags);␊ |
| msglog(" bt(0,0): %d, ->biosdev: %d, ->part_no: %d ->flags: %d\n", gBIOSBootVolume, gBIOSBootVolume->biosdev, gBIOSBootVolume->part_no, gBIOSBootVolume->flags);␊ |
| ␊ |
| // Parse args, load and start kernel.␊ |
| while (1) {␊ |
| const char *val;␊ |
| int len;␊ |
| int trycache;␊ |
| long flags, cachetime, kerneltime, exttime, sleeptime, time;␊ |
| ␉␉long flags, cachetime, kerneltime, exttime, sleeptime, time;␊ |
| int ret = -1;␊ |
| void *binary = (void *)kLoadAddr;␊ |
| bool tryresume;␊ |
| bool tryresumedefault;␊ |
| bool forceresume;␊ |
| ␉␉bool usecache;␊ |
| ␉␉bool ignoreKC = false;␊ |
| ␊ |
| // additional variable for testing alternate kernel image locations on boot helper partitions.␊ |
| char bootFileSpec[512];␊ |
|
| status = getBootOptions(firstRun);␊ |
| firstRun = false;␊ |
| if (status == -1) continue;␊ |
| ␉␉ ␊ |
| status = processBootOptions();␊ |
| // Status==1 means to chainboot␊ |
| if ( status == 1 ) break;␊ |
| // Status==-1 means that the config file couldn't be loaded or that gBootVolume is NULL␊ |
| if ( status == -1 )␊ |
| {␊ |
| // gBootVolume == NULL usually means the user hit escape.␊ |
| if(gBootVolume == NULL)␊ |
| {␊ |
| freeFilteredBVChain(bvChain);␊ |
| ␊ |
| if (gEnableCDROMRescan)␊ |
| rescanBIOSDevice(gBIOSDev);␊ |
| ␊ |
| bvChain = newFilteredBVChain(0x80, 0xFF, allowBVFlags, denyBVFlags, &gDeviceCount);␊ |
| setBootGlobals(bvChain);␊ |
| setupDeviceList(&bootInfo->themeConfig);␊ |
| }␊ |
| continue;␊ |
| }␊ |
| ␉␉␊ |
| // Other status (e.g. 0) means that we should proceed with boot.␊ |
| ␉␉␊ |
| ␉␉// Turn off any GUI elements␊ |
| ␉␉if( bootArgs->Video.v_display == GRAPHICS_MODE )␊ |
| ␉␉//Azi: test (gBootVolume == NULL) - so far Ok!␊ |
| ␉␉// test with optical media again...?␊ |
| ␉␉// Turn off any GUI elements, draw background and update VRAM.␊ |
| ␉␉if ( bootArgs->Video.v_display == GRAPHICS_MODE )␊ |
| ␉␉{␊ |
| ␉␉␉gui.devicelist.draw = false;␊ |
| ␉␉␉gui.bootprompt.draw = false;␊ |
|
| ␉␉␉drawBackground();␊ |
| ␉␉␉updateVRAM();␊ |
| ␉␉}␊ |
| ␊ |
| ␉␉status = processBootOptions();␊ |
| ␊ |
| ␉␉//Azi: AutoResolution - closing Vbios here without restoring, causes an allocation error,␊ |
| ␉␉// if the user tries to boot, after a e.g."Can't find bla_kernel" msg.␊ |
| ␉␉// Doing it on execKernel() instead.␊ |
| ␊ |
| ␉␉// Status == 1 means to chainboot␊ |
| ␉␉if ( status ==␉1 ) break;␊ |
| ␉␉␊ |
| ␉␉// Find out which version mac os we're booting.␊ |
| ␉␉getOSVersion();␊ |
| ␉␉// Status == -1 means that gBootVolume is NULL. Config file is not mandatory anymore! ␊ |
| ␉␉if ( status == -1 )␊ |
| ␉␉{␊ |
| ␉␉␉// gBootVolume == NULL usually means the user hit escape.␉␉␉(Reviewing...)␊ |
| ␉␉␉if (gBootVolume == NULL)␊ |
| ␉␉␉{␊ |
| ␉␉␉␉freeFilteredBVChain(bvChain);␊ |
| ␉␉␉␉␊ |
| ␉␉␉␉if (gEnableCDROMRescan)␊ |
| ␉␉␉␉␉rescanBIOSDevice(gBIOSDev);␊ |
| ␉␉␉␉␊ |
| ␉␉␉␉bvChain = newFilteredBVChain(0x80, 0xFF, allowBVFlags, denyBVFlags, &gDeviceCount);␊ |
| ␉␉␉␉setBootGlobals(bvChain);␊ |
| ␉␉␉␉setupDeviceList(&bootInfo->themeConfig);␊ |
| ␉␉␉}␊ |
| ␉␉␉continue;␊ |
| ␉␉}␊ |
| ␉␉␊ |
| // Other status (e.g. 0) means that we should proceed with boot.␊ |
| ␊ |
| ␉␉if (platformCPUFeature(CPU_FEATURE_EM64T)) {␊ |
| ␉␉// If cpu handles 64 bit instructions...␊ |
| ␉␉if (platformCPUFeature(CPU_FEATURE_EM64T))␊ |
| ␉␉{␊ |
| ␉␉␉// use x86_64 kernel arch,...␊ |
| ␉␉␉archCpuType = CPU_TYPE_X86_64;␊ |
| ␉␉} else {␊ |
| ␉␉}␊ |
| ␉␉else␊ |
| ␉␉{␊ |
| ␉␉␉// else use i386 kernel arch.␊ |
| ␉␉␉archCpuType = CPU_TYPE_I386;␊ |
| ␉␉}␊ |
| ␉␉if (getValueForKey(karch, &val, &len, &bootInfo->bootConfig)) {␊ |
| ␉␉␉if (strncmp(val, "i386", 4) == 0) {␊ |
| ␉␉// If user override...␊ |
| ␉␉if (getValueForKey(kArchKey, &val, &len, &bootInfo->bootConfig))␊ |
| ␉␉{␊ |
| ␉␉␉// matches i386...␊ |
| ␉␉␉if (strncmp(val, "i386", 4) == 0)␊ |
| ␉␉␉{␊ |
| ␉␉␉␉// use i386 kernel arch.␊ |
| ␉␉␉␉archCpuType = CPU_TYPE_I386;␊ |
| ␉␉␉}␊ |
| ␉␉}␊ |
| ␊ |
| ␉␉// Notify moduals that we are attempting to boot␊ |
| ␉␉execute_hook("PreBoot", NULL, NULL, NULL, NULL);␊ |
| ␊ |
| ␉␉if (!getBoolForKey (kWake, &tryresume, &bootInfo->bootConfig)) {␊ |
| ␉␉␊ |
| ␉␉if (!getBoolForKey (kWakeKey, &tryresume, &bootInfo->bootConfig)) {␊ |
| ␉␉␉tryresume = true;␊ |
| ␉␉␉tryresumedefault = true;␊ |
| ␉␉} else {␊ |
| ␉␉␉tryresumedefault = false;␊ |
| ␉␉}␊ |
| ␊ |
| ␉␉if (!getBoolForKey (kForceWake, &forceresume, &bootInfo->bootConfig)) {␊ |
| ␉␉if (!getBoolForKey (kForceWakeKey, &forceresume, &bootInfo->bootConfig)) {␊ |
| ␉␉␉forceresume = false;␊ |
| ␉␉}␊ |
| ␉␉␊ |
|
| ␉␉while (tryresume) {␊ |
| ␉␉␉const char *tmp;␊ |
| ␉␉␉BVRef bvr;␊ |
| ␉␉␉if (!getValueForKey(kWakeImage, &val, &len, &bootInfo->bootConfig))␊ |
| ␉␉␉if (!getValueForKey(kWakeKeyImageKey, &val, &len, &bootInfo->bootConfig))␊ |
| ␉␉␉␉val="/private/var/vm/sleepimage";␊ |
| ␉␉␉␊ |
| ␉␉␉// Do this first to be sure that root volume is mounted␊ |
|
| ␉␉␉␉break;␊ |
| ␉␉␉␊ |
| ␉␉␉if (!forceresume && ((sleeptime+3)<bvr->modTime)) {␊ |
| ␉␉␉␉printf ("Hibernate image is too old by %d seconds. Use ForceWake=y to override\n",bvr->modTime-sleeptime);␊ |
| ␉␉␉␉//Azi: no need for printf at this point - reminder␊ |
| ␉␉␉␉printf ("Hibernate image is too old by %d seconds. Use ForceWake=y to override.\n",bvr->modTime-sleeptime);␊ |
| ␉␉␉␉break;␊ |
| ␉␉␉}␊ |
| ␉␉␉␉␊ |
| ␉␉␉HibernateBoot((char *)val);␊ |
| ␉␉␉break;␊ |
| ␉␉}␊ |
| ␉␉␊ |
| ␉␉if(getBoolForKey(kUseKernelCache, &usecache, &bootInfo->bootConfig)) {␊ |
| ␉␉␉if (getValueForKey(kKernelCacheKey, &val, &len, &bootInfo->bootConfig)) {␊ |
| ␉␉␉␉strlcpy(gBootKernelCacheFile, val, len+1);␊ |
| ␊ |
| //Azi:kernelcache stuff␊ |
| ␉␉//Azi: avoiding having to use -f to ignore kernel cache␊ |
| ␉␉//Azi: ignore kernel cache but still use kext cache (E/E.mkext & S/L/E.mkext). - explain...␊ |
| ␉␉getBoolForKey(kIgnoreKCKey, &ignoreKC, &bootInfo->bootConfig);␊ |
| ␉␉if (ignoreKC)␊ |
| ␉␉{␊ |
| ␉␉␉verbose("KC: cache ignored by user.\n");␊ |
| ␉␉␉// make sure the damn thing get's cleaned, just in case... :)*␊ |
| ␉␉␉bzero(gBootKernelCacheFile, sizeof(gBootKernelCacheFile));␊ |
| ␉␉}␊ |
| ␉␉else if (getValueForKey(kKernelCacheKey, &val, &len, &bootInfo->bootConfig))␊ |
| ␉␉{␊ |
| strlcpy(gBootKernelCacheFile, val, len + 1);␊ |
| ␉␉␉verbose("KC: path set by user = %s\n", gBootKernelCacheFile);␊ |
| ␉␉␉//Azi: bypass time check when user sets path ???␊ |
| ␉␉␉// cache is still ignored if time doesn't match... (e.g. usb stick)␊ |
| }␊ |
| ␉␉else␊ |
| ␉␉{␊ |
| ␉␉␉// Reset cache name.␊ |
| ␉␉␉bzero(gCacheNameAdler + 64, sizeof(gCacheNameAdler) - 64);␊ |
| ␉␉␉␊ |
| ␉␉␉// kextcache_main.c: Construct entry from UUID of boot volume...(reminder)␊ |
| ␉␉␉// assemble ?string? to generate adler from...␊ |
| //␉␉␉sprintf(gCacheNameAdler + 64, "%s,%s", gRootDevice, bootInfo->bootFile);␊ |
| ␉␉␉const char *ProductName = getStringForKey("SMproductname", &bootInfo->smbiosConfig);␊ |
| ␉␉␉sprintf(gCacheNameAdler, ProductName); // well, at least the smbios.plist can be loaded this early...␊ |
| ␉␉␉// to set/get "ProductName" this early, booter needs complete rewrite!!␊ |
| ␉␉␉verbose("KC: gCacheNameAdler 1 = %s\n", gCacheNameAdler);␊ |
| ␉␉␉sprintf(gCacheNameAdler + 64, "%s", "\\System\\Library\\CoreServices\\boot.efi");␊ |
| ␉␉␉verbose("KC: gCacheNameAdler 2 = %s\n", gCacheNameAdler + 64);␊ |
| ␉␉␉sprintf(gCacheNameAdler + (64 + 38), "%s", bootInfo->bootFile);␊ |
| ␉␉␉verbose("KC: gCacheNameAdler 3 = %s\n", gCacheNameAdler + (64 + 38));␊ |
| ␊ |
| ␉␉␉// generate adler␊ |
| ␉␉␉adler32 = Adler32((unsigned char *)gCacheNameAdler, sizeof(gCacheNameAdler));␊ |
| ␉␉␉verbose("KC: Adler32 = %08X\n", adler32);␊ |
| ␉␉␉␊ |
| ␉␉␉// append arch and/or adler (checksum) to kc path...␊ |
| ␉␉␉if (gMacOSVersion[3] < '6') // change to >= for Lion?␊ |
| ␉␉␉{␊ |
| ␉␉␉␉sprintf(gBootKernelCacheFile, "%s.%08lX", kDefaultCachePath, adler32);␊ |
| ␉␉␉␉verbose("KC: adler added to path = %s\n", gBootKernelCacheFile);␊ |
| ␉␉␉}␊ |
| ␉␉␉else {␊ |
| ␉␉␉␉//Lion␊ |
| ␉␉␉␉if (checkOSVersion("10.7")) {␊ |
| ␉␉␉␉␉sprintf(gBootKernelCacheFile, "%skernelcache", kDefaultCachePathSnow);␊ |
| ␉␉␉␉}␊ |
| ␉␉␉␉// Snow Leopard␊ |
| ␉␉␉␉else if (checkOSVersion("10.6")) {␊ |
| ␉␉␉␉␉sprintf(gBootKernelCacheFile, "kernelcache_%s", (archCpuType == CPU_TYPE_I386) ? "i386" : "x86_64");␊ |
| ␉␉␉␉␉int lnam = sizeof(gBootKernelCacheFile) + 9; //with adler32␊ |
| ␉␉␉␉␉//Slice - TODO␊ |
| ␉␉␉␉␉/*␊ |
| ␉␉␉␉␉ - but the name is longer .adler32 and more...␊ |
| ␉␉␉␉␉ kernelcache_i386.E102928C.qSs0␊ |
| ␉␉␉␉␉ so will opendir and scan for some files␊ |
| ␉␉␉␉␉ */ ␊ |
| ␉␉␉␉␉char* name;␊ |
| ␉␉␉␉␉long prev_time = 0;␊ |
| ␉␉␉␉␉␊ |
| ␉␉␉␉␉struct dirstuff* cacheDir = opendir(kDefaultCachePathSnow);␊ |
| ␉␉␉␉␉␊ |
| ␉␉␉␉␉while(readdir(cacheDir, (const char**)&name, &flags, &time) >= 0)␊ |
| ␉␉␉␉␉{␊ |
| ␉␉␉␉␉␉if(((flags & kFileTypeMask) != kFileTypeDirectory) && time > prev_time && strstr(name, gBootKernelCacheFile) && (name[lnam] != '.'))␊ |
| ␉␉␉␉␉␉{␊ |
| ␉␉␉␉␉␉␉sprintf(gBootKernelCacheFile, "%s%s", kDefaultCachePathSnow, name);␊ |
| ␉␉␉␉␉␉␉prev_time = time;␊ |
| ␉␉␉␉␉␉}␊ |
| ␉␉␉␉␉}␊ |
| ␉␉␉␉}␊ |
| ␉␉␉␉else {␊ |
| ␉␉␉␉␉// Reset cache name.␊ |
| ␉␉␉␉␉bzero(gCacheNameAdler + 64, sizeof(gCacheNameAdler) - 64);␊ |
| ␉␉␉␉␉␊ |
| ␉␉␉␉␉sprintf(gCacheNameAdler + 64, "%s,%s", gRootDevice, bootInfo->bootFile);␊ |
| ␉␉␉␉␉␊ |
| ␉␉␉␉␉adler32 = Adler32((unsigned char *)gCacheNameAdler, sizeof(gCacheNameAdler));␊ |
| ␉␉␉␉␉␊ |
| ␉␉␉␉␉sprintf(gBootKernelCacheFile, "%s.%08lX", kDefaultCachePathLeo, adler32);␊ |
| ␉␉␉␉}␊ |
| ␉␉␉else␊ |
| ␉␉␉{␊ |
| ␉␉␉␉sprintf(gBootKernelCacheFile, "%s_%s.%08X", kDefaultCachePathSnow,␊ |
| ␉␉␉␉␉␉(archCpuType == CPU_TYPE_I386) ? "i386" : "x86_64", adler32);␊ |
| ␉␉␉␉verbose("KC: arch & adler added to path = %s\n", gBootKernelCacheFile);␊ |
| ␉␉␉}␊ |
| ␉␉}␊ |
| ␉␉␉␊ |
| }␊ |
| ␊ |
| // Check for cache file.␊ |
| trycache = (usecache && ␊ |
| ␉␉␉␉␉((gBootMode & kBootModeSafe) == 0) &&␊ |
| !gOverrideKernel &&␊ |
| (gBootFileType == kBlockDeviceType) &&␊ |
| (gMKextName[0] == '\0') &&␊ |
| (gBootKernelCacheFile[0] != '\0'));␊ |
| ␉␉//Azi: trycache is done if...␊ |
| trycache = ( ( (gBootMode & kBootModeSafe) == 0) //... we're not booting in safe mode (-x arg),␊ |
| ␉␉␉␉␉&& !gOverrideKernel // we're not overriding default kernel "name",␊ |
| ␉␉␉␉␉&& (gBootFileType == kBlockDeviceType) // we're booting from local storage device,␊ |
| ␉␉␉␉␉&& (gMKextName[0] == '\0') // "MKext Cache" key IS NOT in use, and␊ |
| ␉␉␉␉␉&& (gBootKernelCacheFile[0] != '\0') ); // gBootKernelCacheFile is populated.␊ |
| ␉␉␉␉␉// we could add the use of "kernelpatcher" to this bunch..??␊ |
| ␊ |
| ␉␉verbose("Loading Darwin %s\n", gMacOSVersion);␊ |
| //␉␉verbose("Loading Darwin %s\n", gMacOSVersion); //Azi: move?? to getOSVersion? :)␊ |
| ␉␉␊ |
| if (trycache) do {␊ |
| ␊ |
| if (trycache) do␊ |
| ␉␉{␊ |
| ␉␉␉verbose("KC: checking kernel cache (system prelinked kernel)...\n");␊ |
| // if we haven't found the kernel yet, don't use the cache␊ |
| ret = GetFileInfo(NULL, bootInfo->bootFile, &flags, &kerneltime);␊ |
| if ((ret != 0) || ((flags & kFileTypeMask) != kFileTypeFlat)) {␊ |
| trycache = 0;␊ |
| if ((ret != 0) || ((flags & kFileTypeMask) != kFileTypeFlat))␊ |
| {␊ |
| ␉␉␉␉verbose("KC: no kernel found (shouldn't happen?!?)\n");␊ |
| trycache = 0; // ignore kernel cache...␊ |
| break;␊ |
| }␊ |
| ␉␉␉verbose("KC: kerneltime = %d\n", kerneltime);␊ |
| ␉␉␉␊ |
| ret = GetFileInfo(NULL, gBootKernelCacheFile, &flags, &cachetime);␊ |
| if ((ret != 0) || ((flags & kFileTypeMask) != kFileTypeFlat)␊ |
| || (cachetime < kerneltime)) {␊ |
| || (cachetime < kerneltime))␊ |
| {␊ |
| ␉␉␉␉if (cachetime <= 100) // confirm: 100 = inexistent path, -xxxxxxxxx = wrong name␊ |
| ␉␉␉␉// not confirming... i also get -xxxxxxxxx with inexisting prelinked kernel␊ |
| ␉␉␉␉␉verbose("KC: cachetime = %d, kernel cache path/adler is incorrect, ignoring it. ??? \n",␊ |
| ␉␉␉␉␉␉␉cachetime);␊ |
| ␉␉␉␉else␊ |
| ␉␉␉␉␉verbose("KC: cachetime = %d, kernel cache is older than the kernel, ignoring it.\n",␊ |
| ␉␉␉␉␉␉␉cachetime);␊ |
| trycache = 0;␊ |
| break;␊ |
| }␊ |
| ␉␉␉verbose("KC: cachetime = %d\n", cachetime);␊ |
| ␉␉␉␊ |
| ret = GetFileInfo("/System/Library/", "Extensions", &flags, &exttime);␊ |
| if ((ret == 0) && ((flags & kFileTypeMask) == kFileTypeDirectory)␊ |
| && (cachetime < exttime)) {␊ |
| && (cachetime < exttime))␊ |
| {␊ |
| ␉␉␉␉verbose("KC: exttime = %d, kernel cache is older than S/L/E, ignoring it.\n", exttime);␊ |
| trycache = 0;␊ |
| break;␊ |
| }␊ |
| if (kerneltime > exttime) {␊ |
| ␉␉␉verbose("KC: exttime = %d\n", exttime);␊ |
| ␉␉␉␊ |
| if (kerneltime > exttime) // if S/L/E is older than the kernel...␊ |
| {␊ |
| ␉␉␉␉verbose("KC: S/L/E is older than the kernel, matching exttime with kerneltime...\n");␊ |
| exttime = kerneltime;␊ |
| }␊ |
| if (cachetime != (exttime + 1)) {␊ |
| ␉␉␉verbose("KC: exttime +1 = %d\n", exttime + 1);␊ |
| ␉␉␉␊ |
| if (cachetime != (exttime + 1))␊ |
| {␊ |
| ␉␉␉␉verbose("KC: kernel cache time is diff from S/L/E time, ignoring it.\n");␊ |
| trycache = 0;␊ |
| break;␊ |
| }␊ |
| ␉␉␉verbose("KC: kernel cache found and up to date, will be used.\n");␊ |
| ␊ |
| } while (0);␊ |
| ␊ |
| do {␊ |
| if (trycache) {␊ |
| do␊ |
| {␊ |
| ␉␉␉// Load kernel cache if not ignored.␊ |
| if (trycache)␊ |
| {␊ |
| bootFile = gBootKernelCacheFile;␊ |
| ␊ |
| ␉␉␉␉verbose("Loading kernel cache %s\n", bootFile);␊ |
| verbose("Loading kernel cache %s\n", bootFile);␊ |
| ␊ |
| if (checkOSVersion("10.7")) {␊ |
| ret = LoadThinFatFile(bootFile, &binary);␊ |
| ␉␉␉␉}␊ |
| ␉␉␉␉else {␊ |
| ␉ret = LoadFile(bootFile);␊ |
| ␉␉␉␉␉binary = (void *)kLoadAddr;␊ |
| ␉␉␉␉}␊ |
| ␉␉␉␉␊ |
| ret = LoadFile(bootFile);␊ |
| binary = (void *)kLoadAddr;␊ |
| ␊ |
| if (ret >= 0)␊ |
| {␊ |
| break;␊ |
| ␉␉␉␉␊ |
| ␉␉␉␉verbose("Kernel cache did not loaded %s\n ", bootFile);␊ |
| }␊ |
| }␊ |
| ␉␉␉␊ |
| ␊ |
| bootFile = bootInfo->bootFile;␊ |
| ␊ |
| // Try to load kernel image from alternate locations on boot helper partitions.␊ |
|
| ret = GetFileInfo(NULL, bootFileSpec, &flags, &time); ␊ |
| ␉ ␉ if (ret == -1)␊ |
| ␉ ␉ {␊ |
| sprintf(bootFileSpec, "com.apple.boot.R/%s", bootFile);␊ |
| ret = GetFileInfo(NULL, bootFileSpec, &flags, &time); ␊ |
| if (ret == -1)␊ |
| {␊ |
| sprintf(bootFileSpec, "com.apple.boot.S/%s", bootFile);␊ |
| ret = GetFileInfo(NULL, bootFileSpec, &flags, &time); ␊ |
| if (ret == -1)␊ |
| {␊ |
| // Not found any alternate locations, using the original kernel image path.␊ |
| strcpy(bootFileSpec, bootFile);␊ |
| }␊ |
| }␊ |
| ␉␉␉␉sprintf(bootFileSpec, "com.apple.boot.R/%s", bootFile);␊ |
| ␉␉␉␉ret = GetFileInfo(NULL, bootFileSpec, &flags, &time); ␊ |
| ␉␉␉␉if (ret == -1)␊ |
| ␉␉␉␉{␊ |
| ␉␉␉␉␉sprintf(bootFileSpec, "com.apple.boot.S/%s", bootFile);␊ |
| ␉␉␉␉␉ret = GetFileInfo(NULL, bootFileSpec, &flags, &time); ␊ |
| ␉␉␉␉␉if (ret == -1)␊ |
| ␉␉␉␉␉{␊ |
| ␉␉␉␉␉␉// No alternate locations found, using the original kernel image path.␊ |
| ␉␉␉␉␉␉strcpy(bootFileSpec, bootFile);␊ |
| ␉␉␉␉␉}␊ |
| ␉␉␉␉}␊ |
| }␊ |
| ␉␉␉␊ |
| if (checkOSVersion("10.7"))␊ |
| verbose("Loading kernel %s\n", bootFileSpec);␊ |
| ret = LoadThinFatFile(bootFileSpec, &binary);␊ |
| if (ret <= 0 && archCpuType == CPU_TYPE_X86_64)␊ |
| {␊ |
| //Lion, dont load kernel if haz cache␊ |
| if (!trycache) {␊ |
| ␉␉verbose("Loading kernel %s\n", bootFileSpec);␊ |
| ␉␉ret = LoadThinFatFile(bootFileSpec, &binary);␊ |
| ␉␉if (ret <= 0 && archCpuType == CPU_TYPE_X86_64) {␊ |
| ␉␉␉archCpuType = CPU_TYPE_I386;␊ |
| ␉␉␉ret = LoadThinFatFile(bootFileSpec, &binary);␉␉␉␉␊ |
| ␉␉}␊ |
| ␉␉ } ␊ |
| ␉␉␉␉else ret = 1;␊ |
| } ␊ |
| ␉␉␉else {␊ |
| //Snow leopard or older␊ |
| verbose("Loading kernel %s\n", bootFileSpec);␊ |
| ret = LoadThinFatFile(bootFileSpec, &binary);␊ |
| if (ret <= 0 && archCpuType == CPU_TYPE_X86_64) {␊ |
| archCpuType = CPU_TYPE_I386;␊ |
| ret = LoadThinFatFile(bootFileSpec, &binary);␉␉␉␉␊ |
| }␊ |
| ␉␉␉␉archCpuType = CPU_TYPE_I386;␊ |
| ␉␉␉␉ret = LoadThinFatFile(bootFileSpec, &binary);␉␉␉␉␊ |
| }␊ |
| ␉␉␉␊ |
| ␉␉␉␊ |
| } while (0);␊ |
| ␊ |
| clearActivityIndicator();␊ |
| #if DEBUG␊ |
| /*#if DEBUG␊ |
| printf("Pausing...");␊ |
| sleep(8);␊ |
| #endif␊ |
| ␊ |
| if (ret <= 0) {␊ |
| Azi: annoying stuff :P */␊ |
| if (ret <= 0)␊ |
| ␉␉{␊ |
| ␉␉␉printf("Can't find %s\n", bootFile);␊ |
| ␊ |
| ␉␉␉sleep(1);␊ |
|
| gUnloadPXEOnExit = false;␊ |
| break;␊ |
| }␊ |
| } else {␊ |
| /* Won't return if successful. */␊ |
| }␊ |
| ␉␉else␊ |
| ␉␉{␊ |
| // Won't return if successful.␊ |
| ␉␉␉// Notify modules that ExecKernel is about to be called␊ |
| ␉␉␉execute_hook("ExecKernel", binary, NULL, NULL, NULL);␊ |
| ␉␉␉␊ |
| ret = ExecKernel(binary);␊ |
| }␊ |
| }␊ |
| } // while (1)␊ |
| ␊ |
| // chainboot␊ |
| if (status==1) {␊ |
| ␉if (getVideoMode() == GRAPHICS_MODE) {␉// if we are already in graphics-mode,␊ |
| ␉␉setVideoMode(VGA_TEXT_MODE, 0);␉// switch back to text mode␊ |
| ␉}␊ |
| ␉␉if (getVideoMode() == GRAPHICS_MODE) {␉// if we are already in graphics-mode,␊ |
| ␉␉␉setVideoMode(VGA_TEXT_MODE, 0);␉// switch back to text mode␊ |
| ␉␉}␊ |
| }␊ |
| ␉␊ |
| if ((gBootFileType == kNetworkDeviceType) && gUnloadPXEOnExit) {␊ |
| ␉nbpUnloadBaseCode();␊ |
| if ((gBootFileType == kNetworkDeviceType) && gUnloadPXEOnExit)␊ |
| ␉{␊ |
| ␉␉nbpUnloadBaseCode();␊ |
| }␊ |
| }␊ |
| ␊ |
|
| }␊ |
| */␊ |
| ␊ |
| bool checkOSVersion(const char * version) ␊ |
| {␊ |
| ␉return ((gMacOSVersion[0] == version[0]) && (gMacOSVersion[1] == version[1]) && (gMacOSVersion[2] == version[2]) && (gMacOSVersion[3] == version[3]));␊ |
| }␊ |
| ␊ |
| bool getOSVersion()␊ |
| {␊ |
| ␉bool valid = false;␊ |
| ␉config_file_t systemVersion;␊ |
| ␉const char *val;␊ |
| ␉int len;␊ |
| ␉␊ |
| ␉if (!loadConfigFile("System/Library/CoreServices/SystemVersion.plist", &systemVersion))␊ |
| ␉{␊ |
| ␉␉valid = true;␊ |
| ␉}␊ |
| ␉else if (!loadConfigFile("System/Library/CoreServices/ServerVersion.plist", &systemVersion))␊ |
| ␉{␊ |
| ␉␉valid = true;␊ |
| ␉}␊ |
| ␉␊ |
| ␉if (valid)␊ |
| ␉{␊ |
| ␉␉if (getValueForKey(kProductVersion, &val, &len, &systemVersion))␊ |
| ␉␉{␊ |
| ␉␉␉// getValueForKey uses const char for val␊ |
| ␉␉␉// so copy it and trim␊ |
| ␉␉␉*gMacOSVersion = '\0';␊ |
| ␉␉␉strncat(gMacOSVersion, val, MIN(len, 4));␊ |
| ␉␉}␊ |
| ␉␉else␊ |
| ␉␉␉valid = false;␊ |
| ␉}␊ |
| ␉␊ |
| ␉return valid;␊ |
| }␊ |
| ␊ |
| #define BASE 65521L /* largest prime smaller than 65536 */␊ |
| #define NMAX 5000␊ |
| // NMAX (was 5521) the largest n such that 255n(n+1)/2 + (n+1)(BASE-1) <= 2^32-1␊ |
