by hibernate_page_list_setall(), avoiding having to find arch dependent low level bits.
The image header and block list are written. The header includes the second file extent so
only the header block is needed to read the file, regardless of filesystem.
- The kernel section "__HIB" is written uncompressed to the image. This section of code and data
+ The kernel segment "__HIB" is written uncompressed to the image. This segment of code and data
(only) is used to decompress the image during wake/boot.
Some additional pages are removed from the bitmaps - the buffers used for hibernation.
The bitmaps are written to the image.
More areas are removed from the bitmaps (after they have been written to the image) - the
- section "__HIB" pages and interrupt stack.
+ segment "__HIB" pages and interrupt stack.
Each wired page is compressed and written and then each non-wired page. Compression and
disk writes are in parallel.
The image header is written to the start of the file and the polling driver closed.
#include "IOPMPowerStateQueue.h"
#include <IOKit/IOBufferMemoryDescriptor.h>
#include <IOKit/AppleKeyStoreInterface.h>
-#include <crypto/aes.h>
+#include <libkern/crypto/aes.h>
#include <sys/uio.h>
#include <sys/conf.h>
#include <sys/fcntl.h> // (FWRITE, ...)
#include <sys/sysctl.h>
#include <sys/kdebug.h>
+#include <stdint.h>
#include <IOKit/IOHibernatePrivate.h>
#include <IOKit/IOPolledInterface.h>
#include <IOKit/IONVRAM.h>
#include "IOHibernateInternal.h"
-#include <libkern/WKdm.h>
+#include <vm/WKdm_new.h>
#include "IOKitKernelInternal.h"
#include <pexpert/device_tree.h>
#include <machine/pal_routines.h>
#include <machine/pal_hibernate.h>
+#include <i386/tsc.h>
extern "C" addr64_t kvtophys(vm_offset_t va);
+extern "C" ppnum_t pmap_find_phys(pmap_t pmap, addr64_t va);
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+#define DISABLE_TRIM 0
+#define TRIM_DELAY 5000
+
extern unsigned int save_kdebug_enable;
extern uint32_t gIOHibernateState;
uint32_t gIOHibernateMode;
static char gIOHibernateBootSignature[256+1];
static char gIOHibernateFilename[MAXPATHLEN+1];
-static uint32_t gIOHibernateFreeRatio = 0; // free page target (percent)
-uint32_t gIOHibernateFreeTime = 0*1000; // max time to spend freeing pages (ms)
+static uint32_t gIOHibernateFreeRatio = 0; // free page target (percent)
+uint32_t gIOHibernateFreeTime = 0*1000; // max time to spend freeing pages (ms)
+static uint64_t gIOHibernateCompression = 0x80; // default compression 50%
static IODTNVRAM * gIOOptionsEntry;
static IORegistryEntry * gIOChosenEntry;
static OSData * gIOHibernateBoot0082Data;
static OSData * gIOHibernateBootNextData;
static OSObject * gIOHibernateBootNextSave;
+static struct kern_direct_file_io_ref_t * gDebugImageFileRef;
#endif
+static IOLock * gFSLock;
+static uint32_t gFSState;
static IOPolledFileIOVars gFileVars;
static IOHibernateVars gIOHibernateVars;
static struct kern_direct_file_io_ref_t * gIOHibernateFileRef;
static hibernate_cryptvars_t gIOHibernateCryptWakeContext;
static hibernate_graphics_t _hibernateGraphics;
static hibernate_graphics_t * gIOHibernateGraphicsInfo = &_hibernateGraphics;
+static hibernate_statistics_t _hibernateStats;
+static hibernate_statistics_t * gIOHibernateStats = &_hibernateStats;
+
+enum
+{
+ kFSIdle = 0,
+ kFSOpening = 2,
+ kFSOpened = 3,
+ kFSTimedOut = 4,
+};
+
+static IOReturn IOHibernateDone(IOHibernateVars * vars);
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
enum { kXPRamAudioVolume = 8 };
enum { kDefaultIOSize = 128 * 1024 };
-enum { kVideoMapSize = 32 * 1024 * 1024 };
+enum { kVideoMapSize = 80 * 1024 * 1024 };
#ifndef kIOMediaPreferredBlockSizeKey
#define kIOMediaPreferredBlockSizeKey "Preferred Block Size"
#define kIOSelectedBootDeviceKey "boot-device"
#endif
-
-enum { kIOHibernateMinPollersNeeded = 2 };
-
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
// copy from phys addr to MD
extent.start = start;
extent.length = length;
+ HIBLOG("[0x%qx, 0x%qx]\n", start, length);
+
ctx->extents->appendBytes(&extent, sizeof(extent));
ctx->size += length;
}
return (result);
}
+/*
+ * Writes header to disk with signature, block size and file extents data.
+ * If there are more than 2 extents, then they are written on second block.
+ */
+static IOReturn
+WriteExtentsToFile(struct kern_direct_file_io_ref_t * fileRef,
+ uint32_t signature, uint32_t blockSize,
+ IOPolledFileExtent *fileExtents,
+ IOByteCount size)
+{
+ IOHibernateImageHeader hdr;
+ IOItemCount count;
+ IOReturn err = kIOReturnSuccess;
+ int rc;
+
+ memset(&hdr, 0, sizeof(IOHibernateImageHeader));
+ count = size;
+ if (count > sizeof(hdr.fileExtentMap))
+ {
+ hdr.fileExtentMapSize = count;
+ count = sizeof(hdr.fileExtentMap);
+ }
+ else
+ hdr.fileExtentMapSize = sizeof(hdr.fileExtentMap);
+
+ bcopy(fileExtents, &hdr.fileExtentMap[0], count);
+
+ // copy file block extent list if larger than header
+ if (hdr.fileExtentMapSize > sizeof(hdr.fileExtentMap))
+ {
+ count = hdr.fileExtentMapSize - sizeof(hdr.fileExtentMap);
+ rc = kern_write_file(fileRef, blockSize,
+ (caddr_t)(((uint8_t *)fileExtents) + sizeof(hdr.fileExtentMap)),
+ count, IO_SKIP_ENCRYPTION);
+ if (rc != 0) {
+ HIBLOG("kern_write_file returned %d\n", rc);
+ err = kIOReturnIOError;
+ goto exit;
+ }
+ }
+ hdr.signature = signature;
+ hdr.deviceBlockSize = blockSize;
+
+ rc = kern_write_file(fileRef, 0, (char *)&hdr, sizeof(hdr), IO_SKIP_ENCRYPTION);
+ if (rc != 0) {
+ HIBLOG("kern_write_file returned %d\n", rc);
+ err = kIOReturnIOError;
+ goto exit;
+ }
+
+exit:
+ return err;
+}
+
+static IOReturn
+GetImageBlockSize(IOService *part, OSArray *pollers, IOByteCount *blockSize)
+{
+ IOService * service;
+ IORegistryEntry * next;
+ IORegistryEntry * child;
+
+ IOReturn err = kIOReturnSuccess;
+
+
+ next = part;
+ do
+ {
+ IOPolledInterface * poller;
+ OSObject * obj;
+ OSNumber * num;
+
+ obj = next->getProperty(kIOPolledInterfaceSupportKey);
+ if (kOSBooleanFalse == obj)
+ {
+ pollers->flushCollection();
+ break;
+ }
+ else if ((poller = OSDynamicCast(IOPolledInterface, obj)))
+ pollers->setObject(poller);
+
+ if ((service = OSDynamicCast(IOService, next))
+ && service->getDeviceMemory()
+ && !pollers->getCount()) break;
+
+ if ((num = OSDynamicCast(OSNumber, next->getProperty(kIOMediaPreferredBlockSizeKey))))
+ *blockSize = num->unsigned32BitValue();
+ child = next;
+ }
+ while ((next = child->getParentEntry(gIOServicePlane))
+ && child->isParent(next, gIOServicePlane, true));
+
+ if (*blockSize < 4096) *blockSize = 4096;
+
+ if (!pollers->getCount())
+ err = kIOReturnUnsupported;
+
+ return err;
+}
+
IOReturn
-IOPolledFileOpen( const char * filename, IOBufferMemoryDescriptor * ioBuffer,
- IOPolledFileIOVars ** fileVars, OSData ** fileExtents,
- OSData ** imagePath, uint8_t * volumeCryptKey)
+IOPolledFileOpen( const char * filename, uint64_t setFileSize,
+ IOBufferMemoryDescriptor * ioBuffer,
+ IOPolledFileIOVars ** fileVars, OSData ** fileExtents,
+ OSData ** imagePath, uint8_t * volumeCryptKey)
{
- IOReturn err = kIOReturnError;
+ IOReturn err = kIOReturnSuccess;
IOPolledFileIOVars * vars;
_OpenFileContext ctx;
OSData * extentsData;
- OSNumber * num;
IOService * part = 0;
OSString * keyUUID = 0;
OSString * keyStoreUUID = 0;
dev_t block_dev;
dev_t hibernate_image_dev;
uint64_t maxiobytes;
+ AbsoluteTime startTime, endTime;
+ uint64_t nsec;
+ caddr_t write_file_addr = NULL;
+ vm_size_t write_file_len = 0;
+
+ vars = IONew(IOPolledFileIOVars, 1);
+ if (!vars) return (kIOReturnNoMemory);
+ bzero(vars, sizeof(*vars));
- vars = &gFileVars;
do
{
- HIBLOG("sizeof(IOHibernateImageHeader) == %ld\n", sizeof(IOHibernateImageHeader));
- if (sizeof(IOHibernateImageHeader) != 512)
- continue;
-
vars->io = false;
vars->buffer = (uint8_t *) ioBuffer->getBytesNoCopy();
vars->bufferHalf = 0;
vars->bufferSize = ioBuffer->getLength() >> 1;
extentsData = OSData::withCapacity(32);
-
- ctx.extents = extentsData;
+ ctx.extents = extentsData;
ctx.size = 0;
+ clock_get_uptime(&startTime);
+ if (!gDebugImageFileRef)
+ {
+ // Avoid writing the header if it is written when file is prep'd for debug data
+ // Image is locked during prep for debug data. So, write may fail.
+ write_file_addr = (caddr_t)gIOHibernateCurrentHeader;
+ write_file_len = sizeof(IOHibernateImageHeader);
+ }
vars->fileRef = kern_open_file_for_direct_io(filename,
+ true,
&file_extent_callback, &ctx,
+ setFileSize,
+ // write file:
+ 0, write_file_addr,
+ write_file_len,
+ // results
&block_dev,
&hibernate_image_dev,
&vars->block0,
&maxiobytes,
- &vars->flags,
- 0, (caddr_t) gIOHibernateCurrentHeader,
- sizeof(IOHibernateImageHeader));
- if (!vars->fileRef)
- {
- err = kIOReturnNoSpace;
- break;
- }
- gIOHibernateFileRef = vars->fileRef;
+ &vars->flags);
+#if 0
+ uint32_t msDelay = (131071 & random());
+ HIBLOG("sleep %d\n", msDelay);
+ IOSleep(msDelay);
+#endif
+ clock_get_uptime(&endTime);
+ SUB_ABSOLUTETIME(&endTime, &startTime);
+ absolutetime_to_nanoseconds(endTime, &nsec);
+
+ if (!vars->fileRef) err = kIOReturnNoSpace;
+
+ IOLockLock(gFSLock);
+ if (kFSOpening != gFSState) err = kIOReturnTimeout;
+ IOLockUnlock(gFSLock);
+
+ HIBLOG("kern_open_file_for_direct_io(%d) took %qd ms\n", err, nsec / 1000000ULL);
+ if (kIOReturnSuccess != err) break;
if (kIOHibernateModeSSDInvert & gIOHibernateMode)
vars->flags ^= kIOHibernateOptionSSD;
break;
}
- if (maxiobytes < vars->bufferSize)
- vars->bufferSize = maxiobytes;
+ vars->fileSize = ctx.size;
+ if (maxiobytes < vars->bufferSize) vars->bufferSize = maxiobytes;
vars->extentMap = (IOPolledFileExtent *) extentsData->getBytesNoCopy();
part = IOCopyMediaForDev(block_dev);
if (!part)
+ {
+ err = kIOReturnNotFound;
break;
-
+ }
err = part->callPlatformFunction(PLATFORM_FUNCTION_GET_MEDIA_ENCRYPTION_KEY_UUID, false,
(void *) &keyUUID, (void *) &keyStoreUUID, NULL, NULL);
if ((kIOReturnSuccess == err) && keyUUID && keyStoreUUID)
part = IOCopyMediaForDev(hibernate_image_dev);
if (!part)
+ {
+ err = kIOReturnNotFound;
break;
-
- IORegistryEntry * next;
- IORegistryEntry * child;
- OSData * data;
+ }
vars->pollers = OSArray::withCapacity(4);
- if (!vars->pollers)
- break;
+ if (!vars->pollers)
+ {
+ err = kIOReturnNoMemory;
+ break;
+ }
- vars->blockSize = 512;
- next = part;
- do
- {
- IOPolledInterface * poller;
- OSObject * obj;
+ err = GetImageBlockSize(part, vars->pollers, &vars->blockSize);
- obj = next->getProperty(kIOPolledInterfaceSupportKey);
- if (kOSBooleanFalse == obj)
- {
- vars->pollers->flushCollection();
- break;
- }
- else if ((poller = OSDynamicCast(IOPolledInterface, obj)))
- vars->pollers->setObject(poller);
- if ((num = OSDynamicCast(OSNumber, next->getProperty(kIOMediaPreferredBlockSizeKey))))
- vars->blockSize = num->unsigned32BitValue();
- child = next;
- }
- while ((next = child->getParentEntry(gIOServicePlane))
- && child->isParent(next, gIOServicePlane, true));
+ HIBLOG("hibernate image major %d, minor %d, blocksize %ld, pollers %d\n",
+ major(hibernate_image_dev), minor(hibernate_image_dev), (long)vars->blockSize,
+ vars->pollers->getCount());
- HIBLOG("hibernate image major %d, minor %d, blocksize %ld, pollers %d\n",
- major(hibernate_image_dev), minor(hibernate_image_dev), (long)vars->blockSize, vars->pollers->getCount());
- if (vars->pollers->getCount() < kIOHibernateMinPollersNeeded)
+ if (err != kIOReturnSuccess)
+ break;
+
+ IORegistryEntry * next;
+ OSData * data;
+ if (vars->blockSize < sizeof(IOHibernateImageHeader))
+ {
+ err = kIOReturnError;
continue;
+ }
err = IOHibernatePollerProbe(vars, (IOService *) part);
- if (kIOReturnSuccess != err)
- break;
+ if (kIOReturnSuccess != err) break;
err = IOHibernatePollerOpen(vars, kIOPolledPreflightState, ioBuffer);
- if (kIOReturnSuccess != err)
- break;
+ if (kIOReturnSuccess != err) break;
+
+ vars->media = part;
+ next = part;
+ while (next)
+ {
+ next->setProperty(kIOPolledInterfaceActiveKey, kOSBooleanTrue);
+ next = next->getParentEntry(gIOServicePlane);
+ }
*fileVars = vars;
*fileExtents = extentsData;
HIBLOG("error 0x%x opening hibernation file\n", err);
if (vars->fileRef)
{
- kern_close_file_for_direct_io(vars->fileRef, 0, 0, 0);
- gIOHibernateFileRef = vars->fileRef = NULL;
+ kern_close_file_for_direct_io(vars->fileRef, 0, 0, 0, 0, 0);
+ vars->fileRef = NULL;
}
}
+ else
+ {
+ WriteExtentsToFile(vars->fileRef, kIOHibernateHeaderOpenSignature, vars->blockSize,
+ (IOPolledFileExtent *)extentsData->getBytesNoCopy(),
+ extentsData->getLength());
+ }
if (part)
part->release();
{
AbsoluteTime startTime, endTime;
- uint32_t encryptLen, encryptStart;
+ uint64_t encryptLen, encryptStart;
encryptLen = vars->position - vars->encryptStart;
if (encryptLen > length)
encryptLen = length;
}
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
-
+
+#if HIBERNATION
+IOReturn
+IOHibernateOpenForDebugData( )
+{
+ dev_t image_dev;
+ OSData *extentsData = NULL;
+ OSObject *obj;
+ OSString *str;
+ IOByteCount blockSize = 0;
+ IOByteCount size;
+ IOService * part = 0;
+ OSData * data = NULL;
+
+ IOPolledFileExtent * fileExtents;
+ IOReturn err = kIOReturnSuccess;
+ IORegistryEntry * regEntry;
+ OSArray * pollers = NULL;
+
+ _OpenFileContext ctx;
+
+ if (gDebugImageFileRef != NULL)
+ return kIOReturnError;
+
+ if ((obj = IOService::getPMRootDomain()->copyProperty(kIOHibernateFileKey)))
+ {
+ if ((str = OSDynamicCast(OSString, obj)))
+ strlcpy(gIOHibernateFilename, str->getCStringNoCopy(),
+ sizeof(gIOHibernateFilename));
+ obj->release();
+ }
+
+ if (!gIOHibernateFilename[0]) {
+ HIBLOG("Failed to get hibernate image filename\n");
+ return (kIOReturnUnsupported);
+ }
+
+ extentsData = OSData::withCapacity(32);
+ ctx.extents = extentsData;
+ ctx.size = 0;
+
+ bzero(gIOHibernateCurrentHeader, sizeof(IOHibernateImageHeader));
+ gIOHibernateCurrentHeader->debugFlags = gIOHibernateDebugFlags;
+ gIOHibernateCurrentHeader->signature = kIOHibernateHeaderInvalidSignature;
+
+ gDebugImageFileRef = kern_open_file_for_direct_io(gIOHibernateFilename,
+ false,
+ &file_extent_callback, &ctx,
+ 0, 0,
+ (caddr_t)gIOHibernateCurrentHeader,
+ sizeof(IOHibernateImageHeader),
+ NULL, &image_dev, NULL, NULL, NULL);
+
+ if (gDebugImageFileRef == NULL)
+ {
+ HIBLOG("Failed to open the file \n");
+ err = kIOReturnError;
+ goto exit;
+ }
+ fileExtents = (IOPolledFileExtent *)extentsData->getBytesNoCopy();
+ size = extentsData->getLength();
+
+ part = IOCopyMediaForDev(image_dev);
+ if (!part)
+ {
+ HIBLOG("Failed to get the media device\n");
+ err = kIOReturnNotFound;
+ goto exit;
+ }
+
+
+ pollers = OSArray::withCapacity(4);
+ if (!pollers)
+ {
+ err = kIOReturnNoMemory;
+ goto exit;
+ }
+
+ err = GetImageBlockSize(part, pollers, &blockSize);
+ if (err != kIOReturnSuccess)
+ {
+ HIBLOG("Failed to get block size\n");
+ goto exit;
+ }
+ if (blockSize < sizeof(IOHibernateImageHeader))
+ {
+ HIBLOG("block size %llu is less than the size of the header\n", blockSize);
+ err = kIOReturnError;
+ goto exit;
+ }
+
+ WriteExtentsToFile(gDebugImageFileRef, kIOHibernateHeaderOpenSignature,
+ blockSize, fileExtents, size);
+
+ char str2[24 + sizeof(uuid_string_t) + 2];
+
+ if (!gIOCreateEFIDevicePathSymbol)
+ gIOCreateEFIDevicePathSymbol = OSSymbol::withCString("CreateEFIDevicePath");
+
+ snprintf(str2, sizeof(str2), "%qx", fileExtents[0].start);
+
+ err = IOService::getPlatform()->callPlatformFunction(
+ gIOCreateEFIDevicePathSymbol, false,
+ (void *) part, (void *) str2,
+ (void *) (uintptr_t) true, (void *) &data);
+
+ if (!gIOOptionsEntry)
+ {
+ regEntry = IORegistryEntry::fromPath("/options", gIODTPlane);
+ gIOOptionsEntry = OSDynamicCast(IODTNVRAM, regEntry);
+ if (regEntry && !gIOOptionsEntry)
+ regEntry->release();
+ }
+ if (gIOOptionsEntry)
+ {
+ const OSSymbol * sym;
+
+ sym = OSSymbol::withCStringNoCopy(kIOHibernateBootImageKey);
+ if (sym)
+ {
+ gIOOptionsEntry->setProperty(sym, data);
+ sym->release();
+ }
+ }
+
+
+exit:
+
+ if ( (err != kIOReturnSuccess) && gDebugImageFileRef) {
+ kern_close_file_for_direct_io(gDebugImageFileRef, 0, 0, 0, 0, 0);
+ gDebugImageFileRef = NULL;
+ }
+ if (extentsData) extentsData->release();
+ if (part) part->release();
+ if (pollers) pollers->release();
+ if (data) data->release();
+
+ return err;
+}
+#endif
+
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+
IOReturn
IOHibernateSystemSleep(void)
{
OSData * data;
OSObject * obj;
OSString * str;
- bool dsSSD;
-
- IOHibernateVars * vars = &gIOHibernateVars;
-
- if (vars->fileVars && vars->fileVars->fileRef)
- // already on the way down
- return (kIOReturnSuccess);
+ OSNumber * num;
+ bool dsSSD, vmflush;
+ IOHibernateVars * vars;
gIOHibernateState = kIOHibernateStateInactive;
+ if (!gIOChosenEntry)
+ gIOChosenEntry = IORegistryEntry::fromPath("/chosen", gIODTPlane);
+
gIOHibernateDebugFlags = 0;
if (kIOLogHibernate & gIOKitDebug)
gIOHibernateDebugFlags |= kIOHibernateDebugRestoreLogs;
HIBLOG("hibernate image path: %s\n", gIOHibernateFilename);
+ vars = IONew(IOHibernateVars, 1);
+ if (!vars) return (kIOReturnNoMemory);
+ bzero(vars, sizeof(*vars));
+
+ IOLockLock(gFSLock);
+ if (kFSIdle != gFSState)
+ {
+ HIBLOG("hibernate file busy\n");
+ IOLockUnlock(gFSLock);
+ IODelete(vars, IOHibernateVars, 1);
+ return (kIOReturnBusy);
+ }
+ gFSState = kFSOpening;
+ IOLockUnlock(gFSLock);
do
{
vars->srcBuffer = IOBufferMemoryDescriptor::withOptions(kIODirectionOutIn,
- 4 * page_size, page_size);
+ 2 * page_size + WKdm_SCRATCH_BUF_SIZE, page_size);
vars->ioBuffer = IOBufferMemoryDescriptor::withOptions(kIODirectionOutIn,
2 * kDefaultIOSize, page_size);
break;
}
- // open & invalidate the image file
+ if ((obj = IOService::getPMRootDomain()->copyProperty(kIOHibernateFileMinSizeKey)))
+ {
+ if ((num = OSDynamicCast(OSNumber, obj))) vars->fileMinSize = num->unsigned64BitValue();
+ obj->release();
+ }
+ if ((obj = IOService::getPMRootDomain()->copyProperty(kIOHibernateFileMaxSizeKey)))
+ {
+ if ((num = OSDynamicCast(OSNumber, obj))) vars->fileMaxSize = num->unsigned64BitValue();
+ obj->release();
+ }
+
+ boolean_t encryptedswap = true;
+ uint32_t pageCount;
+ AbsoluteTime startTime, endTime;
+ uint64_t nsec;
+
+ bzero(gIOHibernateCurrentHeader, sizeof(IOHibernateImageHeader));
+ gIOHibernateCurrentHeader->debugFlags = gIOHibernateDebugFlags;
gIOHibernateCurrentHeader->signature = kIOHibernateHeaderInvalidSignature;
- err = IOPolledFileOpen(gIOHibernateFilename, vars->ioBuffer,
+
+ vmflush = (kOSBooleanTrue == IOService::getPMRootDomain()->getProperty(kIOPMDeepSleepEnabledKey));
+ uint64_t setFileSize = 0;
+ err = hibernate_alloc_page_lists(&vars->page_list,
+ &vars->page_list_wired,
+ &vars->page_list_pal);
+ if (KERN_SUCCESS != err)
+ break;
+
+ if (vars->fileMinSize || (kIOHibernateModeFileResize & gIOHibernateMode))
+ {
+ hibernate_page_list_setall(vars->page_list,
+ vars->page_list_wired,
+ vars->page_list_pal,
+ true /* preflight */,
+ vmflush /* discard */,
+ &pageCount);
+ PE_Video consoleInfo;
+ bzero(&consoleInfo, sizeof(consoleInfo));
+ IOService::getPlatform()->getConsoleInfo(&consoleInfo);
+
+ // estimate: 6% increase in pages compressed
+ // screen preview 2 images compressed 0%
+ setFileSize = ((ptoa_64((106 * pageCount) / 100) * gIOHibernateCompression) >> 8)
+ + vars->page_list->list_size
+ + (consoleInfo.v_width * consoleInfo.v_height * 8);
+ enum { setFileRound = 1024*1024ULL };
+ setFileSize = ((setFileSize + setFileRound) & ~(setFileRound - 1));
+
+ HIBLOG("hibernate_page_list_setall preflight pageCount %d est comp %qd setfile %qd min %qd\n",
+ pageCount, (100ULL * gIOHibernateCompression) >> 8,
+ setFileSize, vars->fileMinSize);
+
+ if (!(kIOHibernateModeFileResize & gIOHibernateMode)
+ && (setFileSize < vars->fileMinSize))
+ {
+ setFileSize = vars->fileMinSize;
+ }
+ }
+
+ // open & invalidate the image file
+
+ if (gDebugImageFileRef) {
+ kern_close_file_for_direct_io(gDebugImageFileRef, 0, 0, 0, 0, 0);
+ gDebugImageFileRef = NULL;
+ }
+
+ err = IOPolledFileOpen(gIOHibernateFilename, setFileSize, vars->ioBuffer,
&vars->fileVars, &vars->fileExtents, &data,
&vars->volumeCryptKey[0]);
+
if (KERN_SUCCESS != err)
{
HIBLOG("IOPolledFileOpen(%x)\n", err);
break;
}
- bzero(gIOHibernateCurrentHeader, sizeof(IOHibernateImageHeader));
- gIOHibernateCurrentHeader->debugFlags = gIOHibernateDebugFlags;
+ clock_get_uptime(&startTime);
+ err = hibernate_setup(gIOHibernateCurrentHeader,
+ gIOHibernateFreeRatio, gIOHibernateFreeTime,
+ vmflush,
+ vars->page_list, vars->page_list_wired, vars->page_list_pal);
+ clock_get_uptime(&endTime);
+ SUB_ABSOLUTETIME(&endTime, &startTime);
+ absolutetime_to_nanoseconds(endTime, &nsec);
+ HIBLOG("hibernate_setup(%d) took %qd ms\n", err, nsec / 1000000ULL);
+
dsSSD = ((0 != (kIOHibernateOptionSSD & vars->fileVars->flags))
&& (kOSBooleanTrue == IOService::getPMRootDomain()->getProperty(kIOPMDeepSleepEnabledKey)));
if (dsSSD)
{
uintptr_t smcVars[2];
smcVars[0] = sizeof(vars->volumeCryptKey);
- smcVars[1] = (uintptr_t)(void *) &vars->volumeCryptKey[0];
+ smcVars[1] = (uintptr_t)(void *) &gIOHibernateVars.volumeCryptKey[0];
IOService::getPMRootDomain()->setProperty(kIOHibernateSMCVariablesKey, smcVars, sizeof(smcVars));
bzero(smcVars, sizeof(smcVars));
gIOHibernateCurrentHeader->options |= kIOHibernateOptionProgress;
}
- boolean_t encryptedswap;
- AbsoluteTime startTime, endTime;
- uint64_t nsec;
-
- clock_get_uptime(&startTime);
- err = hibernate_setup(gIOHibernateCurrentHeader,
- gIOHibernateFreeRatio, gIOHibernateFreeTime,
- dsSSD,
- &vars->page_list, &vars->page_list_wired, &vars->page_list_pal, &encryptedswap);
- clock_get_uptime(&endTime);
- SUB_ABSOLUTETIME(&endTime, &startTime);
- absolutetime_to_nanoseconds(endTime, &nsec);
- HIBLOG("hibernate_setup(%d) took %qd ms\n", err, nsec / 1000000ULL);
if (KERN_SUCCESS != err)
break;
if (regEntry && !gIOOptionsEntry)
regEntry->release();
}
- if (!gIOChosenEntry)
- gIOChosenEntry = IORegistryEntry::fromPath("/chosen", gIODTPlane);
if (gIOOptionsEntry)
{
}
// --
+ }
+ while (false);
+
+ IOLockLock(gFSLock);
+ if ((kIOReturnSuccess == err) && (kFSOpening == gFSState))
+ {
+ gFSState = kFSOpened;
+ gIOHibernateVars = *vars;
+ gFileVars = *vars->fileVars;
+ gIOHibernateVars.fileVars = &gFileVars;
+ gIOHibernateFileRef = gFileVars.fileRef;
gIOHibernateCurrentHeader->signature = kIOHibernateHeaderSignature;
gIOHibernateState = kIOHibernateStateHibernating;
}
- while (false);
+ else
+ {
+ HIBLOG("hibernate file close due timeout\n");
+ if (vars->fileVars && vars->fileVars->fileRef) kern_close_file_for_direct_io(vars->fileVars->fileRef, 0, 0, 0, 0, 0);
+ IOHibernateDone(vars);
+ gFSState = kFSIdle;
+ }
+ IOLockUnlock(gFSLock);
+
+ if (vars->fileVars) IODelete(vars->fileVars, IOPolledFileIOVars, 1);
+ IODelete(vars, IOHibernateVars, 1);
return (err);
}
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+IOReturn
+IOHibernateIOKitSleep(void)
+{
+ IOReturn ret = kIOReturnSuccess;
+ IOLockLock(gFSLock);
+ if (kFSOpening == gFSState)
+ {
+ gFSState = kFSTimedOut;
+ HIBLOG("hibernate file open timed out\n");
+ ret = kIOReturnTimeout;
+ }
+ IOLockUnlock(gFSLock);
+ return (ret);
+}
+
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+
IOReturn
IOHibernateSystemHasSlept(void)
{
+ IOReturn ret = kIOReturnSuccess;
IOHibernateVars * vars = &gIOHibernateVars;
- OSObject * obj;
+ OSObject * obj = 0;
OSData * data;
- obj = IOService::getPMRootDomain()->copyProperty(kIOHibernatePreviewBufferKey);
+ IOLockLock(gFSLock);
+ if ((kFSOpened != gFSState) && gIOHibernateMode)
+ {
+ ret = kIOReturnTimeout;
+ }
+ IOLockUnlock(gFSLock);
+ if (kIOReturnSuccess != ret) return (ret);
+
+ if (gIOHibernateMode) obj = IOService::getPMRootDomain()->copyProperty(kIOHibernatePreviewBufferKey);
vars->previewBuffer = OSDynamicCast(IOMemoryDescriptor, obj);
if (obj && !vars->previewBuffer)
obj->release();
if (gIOOptionsEntry)
gIOOptionsEntry->sync();
- return (kIOReturnSuccess);
+ return (ret);
}
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
IOReturn
IOHibernateSystemWake(void)
{
- IOHibernateVars * vars = &gIOHibernateVars;
+ if (kFSOpened == gFSState)
+ {
+ IOHibernateDone(&gIOHibernateVars);
+ }
+ else
+ {
+ IOService::getPMRootDomain()->removeProperty(kIOHibernateOptionsKey);
+ IOService::getPMRootDomain()->removeProperty(kIOHibernateGfxStatusKey);
+ }
+ return (kIOReturnSuccess);
+}
+
+static IOReturn
+IOHibernateDone(IOHibernateVars * vars)
+{
+ IORegistryEntry * next;
- hibernate_teardown(vars->page_list, vars->page_list_wired);
+ hibernate_teardown(vars->page_list, vars->page_list_wired, vars->page_list_pal);
if (vars->videoMapping)
{
IOService::getPMRootDomain()->removeProperty(kIOHibernateGfxStatusKey);
}
-
if (vars->fileVars)
{
+ if ((next = vars->fileVars->media)) do
+ {
+ next->removeProperty(kIOPolledInterfaceActiveKey);
+ next = next->getParentEntry(gIOServicePlane);
+ }
+ while (next);
IOPolledFileClose(vars->fileVars);
}
else
gIOOptionsEntry->removeProperty(gIOHibernateBootNextKey);
}
- gIOOptionsEntry->sync();
+ if (kIOHibernateStateWakingFromHibernate != gIOHibernateState) gIOOptionsEntry->sync();
}
#endif
bzero(&gIOHibernateHandoffPages[0], gIOHibernateHandoffPageCount * sizeof(gIOHibernateHandoffPages[0]));
if (vars->handoffBuffer)
{
- IOHibernateHandoff * handoff;
- bool done = false;
- for (handoff = (IOHibernateHandoff *) vars->handoffBuffer->getBytesNoCopy();
- !done;
- handoff = (IOHibernateHandoff *) &handoff->data[handoff->bytecount])
+ if (kIOHibernateStateWakingFromHibernate == gIOHibernateState)
{
-// HIBPRINT("handoff %p, %x, %x\n", handoff, handoff->type, handoff->bytecount);
- uint8_t * data = &handoff->data[0];
- switch (handoff->type)
+ IOHibernateHandoff * handoff;
+ bool done = false;
+ for (handoff = (IOHibernateHandoff *) vars->handoffBuffer->getBytesNoCopy();
+ !done;
+ handoff = (IOHibernateHandoff *) &handoff->data[handoff->bytecount])
{
- case kIOHibernateHandoffTypeEnd:
- done = true;
- break;
+ HIBPRINT("handoff %p, %x, %x\n", handoff, handoff->type, handoff->bytecount);
+ uint8_t * data = &handoff->data[0];
+ switch (handoff->type)
+ {
+ case kIOHibernateHandoffTypeEnd:
+ done = true;
+ break;
- case kIOHibernateHandoffTypeDeviceTree:
- MergeDeviceTree((DeviceTreeNode *) data, IOService::getServiceRoot());
- break;
-
- case kIOHibernateHandoffTypeKeyStore:
+ case kIOHibernateHandoffTypeDeviceTree:
+ MergeDeviceTree((DeviceTreeNode *) data, IOService::getServiceRoot());
+ break;
+
+ case kIOHibernateHandoffTypeKeyStore:
#if defined(__i386__) || defined(__x86_64__)
- {
- IOBufferMemoryDescriptor *
- md = IOBufferMemoryDescriptor::withBytes(data, handoff->bytecount, kIODirectionOutIn);
- if (md)
{
- IOSetKeyStoreData(md);
+ IOBufferMemoryDescriptor *
+ md = IOBufferMemoryDescriptor::withBytes(data, handoff->bytecount, kIODirectionOutIn);
+ if (md)
+ {
+ IOSetKeyStoreData(md);
+ }
}
- }
#endif
- break;
-
- default:
- done = (kIOHibernateHandoffType != (handoff->type & 0xFFFF0000));
- break;
- }
+ break;
+
+ default:
+ done = (kIOHibernateHandoffType != (handoff->type & 0xFFFF0000));
+ break;
+ }
+ }
}
vars->handoffBuffer->release();
}
IOReturn
IOHibernateSystemPostWake(void)
{
- if (gIOHibernateFileRef)
+ struct kern_direct_file_io_ref_t * fileRef;
+
+ if (kFSOpened == gFSState)
{
// invalidate & close the image file
gIOHibernateCurrentHeader->signature = kIOHibernateHeaderInvalidSignature;
- kern_close_file_for_direct_io(gIOHibernateFileRef,
+ if ((fileRef = gIOHibernateFileRef))
+ {
+ gIOHibernateFileRef = 0;
+ IOSleep(TRIM_DELAY);
+ kern_close_file_for_direct_io(fileRef,
+#if DISABLE_TRIM
+ 0, 0, 0, 0, 0);
+#else
0, (caddr_t) gIOHibernateCurrentHeader,
- sizeof(IOHibernateImageHeader));
- gIOHibernateFileRef = 0;
+ sizeof(IOHibernateImageHeader),
+ 0,
+ gIOHibernateCurrentHeader->imageSize);
+#endif
+ }
+ gFSState = kFSIdle;
+ }
+
+ if (gDebugImageFileRef) {
+ kern_close_file_for_direct_io(gDebugImageFileRef, 0, 0, 0, 0, 0);
+ gDebugImageFileRef = NULL;
+ }
+
+ if (!gIOOptionsEntry)
+ {
+ IORegistryEntry * regEntry;
+ regEntry = IORegistryEntry::fromPath("/options", gIODTPlane);
+ gIOOptionsEntry = OSDynamicCast(IODTNVRAM, regEntry);
+ if (regEntry && !gIOOptionsEntry)
+ regEntry->release();
+ }
+ if (gIOOptionsEntry)
+ {
+ const OSSymbol * sym;
+
+ sym = OSSymbol::withCStringNoCopy(kIOHibernateBootImageKey);
+ if (sym)
+ {
+ gIOOptionsEntry->removeProperty(sym);
+ gIOOptionsEntry->sync();
+ sym->release();
+ }
}
+
return (kIOReturnSuccess);
}
+bool IOHibernateWasScreenLocked(void)
+{
+ bool ret = false;
+ if ((kIOHibernateStateWakingFromHibernate == gIOHibernateState) && gIOChosenEntry)
+ {
+ OSData *
+ data = OSDynamicCast(OSData, gIOChosenEntry->getProperty(kIOScreenLockStateKey));
+ if (data) switch (*((uint32_t *)data->getBytesNoCopy()))
+ {
+ case kIOScreenLockLocked:
+ case kIOScreenLockFileVaultDialog:
+ ret = true;
+ break;
+ case kIOScreenLockNoLock:
+ case kIOScreenLockUnlocked:
+ default:
+ ret = false;
+ break;
+ }
+ }
+ return (ret);
+}
+
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
SYSCTL_STRING(_kern, OID_AUTO, hibernatefile,
SYSCTL_UINT(_kern, OID_AUTO, hibernatemode,
CTLFLAG_RW | CTLFLAG_NOAUTO | CTLFLAG_KERN | CTLFLAG_LOCKED,
&gIOHibernateMode, 0, "");
+SYSCTL_STRUCT(_kern, OID_AUTO, hibernatestatistics,
+ CTLTYPE_STRUCT | CTLFLAG_RD | CTLFLAG_NOAUTO | CTLFLAG_KERN | CTLFLAG_LOCKED,
+ gIOHibernateStats, hibernate_statistics_t, "");
+
+SYSCTL_UINT(_kern, OID_AUTO, hibernategraphicsready,
+ CTLFLAG_RW | CTLFLAG_NOAUTO | CTLFLAG_KERN | CTLFLAG_ANYBODY,
+ &gIOHibernateStats->graphicsReadyTime, 0, "");
+SYSCTL_UINT(_kern, OID_AUTO, hibernatewakenotification,
+ CTLFLAG_RW | CTLFLAG_NOAUTO | CTLFLAG_KERN | CTLFLAG_ANYBODY,
+ &gIOHibernateStats->wakeNotificationTime, 0, "");
+SYSCTL_UINT(_kern, OID_AUTO, hibernatelockscreenready,
+ CTLFLAG_RW | CTLFLAG_NOAUTO | CTLFLAG_KERN | CTLFLAG_ANYBODY,
+ &gIOHibernateStats->lockScreenReadyTime, 0, "");
+SYSCTL_UINT(_kern, OID_AUTO, hibernatehidready,
+ CTLFLAG_RW | CTLFLAG_NOAUTO | CTLFLAG_KERN | CTLFLAG_ANYBODY,
+ &gIOHibernateStats->hidReadyTime, 0, "");
+
void
IOHibernateSystemInit(IOPMrootDomain * rootDomain)
sysctl_register_oid(&sysctl__kern_hibernatefile);
sysctl_register_oid(&sysctl__kern_bootsignature);
sysctl_register_oid(&sysctl__kern_hibernatemode);
+ sysctl_register_oid(&sysctl__kern_hibernatestatistics);
+ sysctl_register_oid(&sysctl__kern_hibernategraphicsready);
+ sysctl_register_oid(&sysctl__kern_hibernatewakenotification);
+ sysctl_register_oid(&sysctl__kern_hibernatelockscreenready);
+ sysctl_register_oid(&sysctl__kern_hibernatehidready);
+
+ gFSLock = IOLockAlloc();
}
return false;
}
-uint32_t wired_pages_encrypted = 0;
-uint32_t dirty_pages_encrypted = 0;
-uint32_t wired_pages_clear = 0;
-
static void
hibernate_pal_callback(void *vars_arg, vm_offset_t addr)
{
IOItemCount count;
uint8_t * src;
uint8_t * data;
- IOByteCount pageCompressedSize;
+ uint8_t * compressed;
+ uint8_t * scratch;
+ void * zerosCompressed;
+ IOByteCount pageCompressedSize, zerosCompressedLen;
uint64_t compressedSize, uncompressedSize;
uint64_t image1Size = 0;
uint32_t bitmap_size;
bool iterDone, pollerOpen, needEncrypt;
uint32_t restore1Sum, sum, sum1, sum2;
+ int wkresult;
uint32_t tag;
uint32_t pageType;
uint32_t pageAndCount[2];
uint32_t progressStamp;
uint32_t blob, lastBlob = (uint32_t) -1L;
+ uint32_t wiredPagesEncrypted;
+ uint32_t dirtyPagesEncrypted;
+ uint32_t wiredPagesClear;
+ uint32_t zeroPageCount;
+
hibernate_cryptvars_t _cryptvars;
hibernate_cryptvars_t * cryptvars = 0;
- wired_pages_encrypted = 0;
- dirty_pages_encrypted = 0;
- wired_pages_clear = 0;
+ wiredPagesEncrypted = 0;
+ dirtyPagesEncrypted = 0;
+ wiredPagesClear = 0;
+ zeroPageCount = 0;
if (!vars->fileVars || !vars->fileVars->pollers || !vars->fileExtents)
return (false /* sleep */ );
hibernate_page_list_setall(vars->page_list,
vars->page_list_wired,
- vars->page_list_pal,
+ vars->page_list_pal,
+ false /* !preflight */,
+ /* discard_all */
+ ((0 == (kIOHibernateModeSleep & gIOHibernateMode))
+ && (0 != ((kIOHibernateModeDiscardCleanActive | kIOHibernateModeDiscardCleanInactive) & gIOHibernateMode))),
&pageCount);
HIBLOG("hibernate_page_list_setall found pageCount %d\n", pageCount);
clock_get_uptime(&allTime);
IOService::getPMRootDomain()->pmStatsRecordEvent(
kIOPMStatsHibernateImageWrite | kIOPMStatsEventStartFlag, allTime);
-
do
{
compressedSize = 0;
uncompressedSize = 0;
+ zeroPageCount = 0;
- IOPolledFileSeek(vars->fileVars, sizeof(IOHibernateImageHeader));
+ IOPolledFileSeek(vars->fileVars, vars->fileVars->blockSize);
HIBLOG("IOHibernatePollerOpen, ml_get_interrupts_enabled %d\n",
ml_get_interrupts_enabled());
hibernateBase = HIB_BASE; /* Defined in PAL headers */
- hibernateEnd = (sectHIBB + sectSizeHIB);
+ hibernateEnd = (segHIBB + segSizeHIB);
// copy out restore1 code
header->restore1CodeOffset = ((uintptr_t) &hibernate_machine_entrypoint) - hibernateBase;
header->restore1StackOffset = ((uintptr_t) &gIOHibernateRestoreStackEnd[0]) - 64 - hibernateBase;
- // sum __HIB sect, with zeros for the stack
+ // sum __HIB seg, with zeros for the stack
src = (uint8_t *) trunc_page(hibernateBase);
for (page = 0; page < count; page++)
{
}
sum1 = restore1Sum;
- // write the __HIB sect, with zeros for the stack
+ // write the __HIB seg, with zeros for the stack
src = (uint8_t *) trunc_page(hibernateBase);
count = ((uintptr_t) &gIOHibernateRestoreStack[0]) - trunc_page(hibernateBase);
break;
}
+ if (kIOHibernateModeEncrypt & gIOHibernateMode)
+ {
+ vars->fileVars->encryptStart = (vars->fileVars->position & ~(AES_BLOCK_SIZE - 1));
+ vars->fileVars->encryptEnd = UINT64_MAX;
+ HIBLOG("encryptStart %qx\n", vars->fileVars->encryptStart);
+ }
+
// write the preview buffer
if (vars->previewBuffer)
break;
src = (uint8_t *) vars->previewBuffer->getPhysicalSegment(0, NULL, _kIOMemorySourceSegment);
+
+ ((hibernate_preview_t *)src)->lockTime = gIOConsoleLockTime;
+
count = vars->previewBuffer->getLength();
header->previewPageListSize = ppnum;
(void)hibernate_pal_callback;
src = (uint8_t *) vars->srcBuffer->getBytesNoCopy();
-
+ compressed = src + page_size;
+ scratch = compressed + page_size;
+
+ // compress a zero page
+ bzero(src, page_size);
+ zerosCompressed = vars->handoffBuffer->getBytesNoCopy();
+ zerosCompressedLen = WKdm_compress_new((WK_word*) src,
+ (WK_word*) zerosCompressed,
+ (WK_word*) scratch,
+ page_size - 4);
+
pagesDone = 0;
lastBlob = 0;
- HIBLOG("writing %d pages\n", pageCount);
+ HIBLOG("bitmap_size 0x%x, previewSize 0x%x, writing %d pages @ 0x%llx\n",
+ bitmap_size, header->previewSize,
+ pageCount, vars->fileVars->position);
enum
// pageType
for (pageType = kWiredEncrypt; pageType >= kUnwiredEncrypt; pageType--)
{
- if (needEncrypt && (kEncrypt & pageType))
- {
- vars->fileVars->encryptStart = (vars->fileVars->position & ~(AES_BLOCK_SIZE - 1));
- vars->fileVars->encryptEnd = UINT64_MAX;
- HIBLOG("encryptStart %qx\n", vars->fileVars->encryptStart);
-
- if (kUnwiredEncrypt == pageType)
- {
- // start unwired image
- bcopy(&cryptvars->aes_iv[0],
- &gIOHibernateCryptWakeContext.aes_iv[0],
- sizeof(cryptvars->aes_iv));
- cryptvars = &gIOHibernateCryptWakeContext;
- }
+ if (kUnwiredEncrypt == pageType)
+ {
+ // start unwired image
+ if (kIOHibernateModeEncrypt & gIOHibernateMode)
+ {
+ vars->fileVars->encryptStart = (vars->fileVars->position & ~(((uint64_t)AES_BLOCK_SIZE) - 1));
+ vars->fileVars->encryptEnd = UINT64_MAX;
+ HIBLOG("encryptStart %qx\n", vars->fileVars->encryptStart);
+ }
+ bcopy(&cryptvars->aes_iv[0],
+ &gIOHibernateCryptWakeContext.aes_iv[0],
+ sizeof(cryptvars->aes_iv));
+ cryptvars = &gIOHibernateCryptWakeContext;
}
for (iterDone = false, ppnum = 0; !iterDone; )
{
switch (pageType)
{
- case kWiredEncrypt: wired_pages_encrypted += count; break;
- case kWiredClear: wired_pages_clear += count; break;
- case kUnwiredEncrypt: dirty_pages_encrypted += count; break;
+ case kWiredEncrypt: wiredPagesEncrypted += count; break;
+ case kWiredClear: wiredPagesClear += count; break;
+ case kUnwiredEncrypt: dirtyPagesEncrypted += count; break;
}
if (iterDone && (kWiredEncrypt == pageType)) {/* not yet end of wired list */}
sum2 += sum;
clock_get_uptime(&startTime);
+ wkresult = WKdm_compress_new((WK_word*) src,
+ (WK_word*) compressed,
+ (WK_word*) scratch,
+ page_size - 4);
- pageCompressedSize = WKdm_compress ((WK_word*) src, (WK_word*) (src + page_size), PAGE_SIZE_IN_WORDS);
-
clock_get_uptime(&endTime);
ADD_ABSOLUTETIME(&compTime, &endTime);
SUB_ABSOLUTETIME(&compTime, &startTime);
+
compBytes += page_size;
-
+ pageCompressedSize = (-1 == wkresult) ? page_size : wkresult;
+
+ if ((pageCompressedSize == zerosCompressedLen)
+ && !bcmp(compressed, zerosCompressed, zerosCompressedLen))
+ {
+ pageCompressedSize = 0;
+ zeroPageCount++;
+ }
+
if (kIOHibernateModeEncrypt & gIOHibernateMode)
pageCompressedSize = (pageCompressedSize + AES_BLOCK_SIZE - 1) & ~(AES_BLOCK_SIZE - 1);
-
- if (pageCompressedSize > page_size)
- {
-// HIBLOG("------------lose: %d\n", pageCompressedSize);
- pageCompressedSize = page_size;
- }
-
+
if (pageCompressedSize != page_size)
- data = (src + page_size);
+ data = compressed;
else
data = src;
break;
compressedSize += pageCompressedSize;
- if (pageCompressedSize)
- uncompressedSize += page_size;
+ uncompressedSize += page_size;
pagesDone++;
if (vars->consoleMapping && (0 == (1023 & pagesDone)))
if (kIOReturnSuccess != err)
break;
- if ((kEncrypt & pageType))
+ if ((kEncrypt & pageType) && vars->fileVars->encryptStart)
{
- vars->fileVars->encryptEnd = (vars->fileVars->position + AES_BLOCK_SIZE - 1)
- & ~(AES_BLOCK_SIZE - 1);
+ vars->fileVars->encryptEnd = ((vars->fileVars->position + 511) & ~511ULL);
HIBLOG("encryptEnd %qx\n", vars->fileVars->encryptEnd);
}
}
if (kWiredClear == pageType)
{
+ // enlarge wired image for test
+// err = IOPolledFileWrite(vars->fileVars, 0, 0x60000000, cryptvars);
+
// end wired image
header->encryptStart = vars->fileVars->encryptStart;
header->encryptEnd = vars->fileVars->encryptEnd;
image1Size = vars->fileVars->position;
- HIBLOG("image1Size %qd, encryptStart1 %qx, End1 %qx\n",
+ HIBLOG("image1Size 0x%qx, encryptStart1 0x%qx, End1 0x%qx\n",
image1Size, header->encryptStart, header->encryptEnd);
}
}
if (kIOReturnSuccess != err)
+ {
+ if (kIOReturnOverrun == err)
+ {
+ // update actual compression ratio on not enough space
+ gIOHibernateCompression = (compressedSize << 8) / uncompressedSize;
+ }
break;
+ }
// Header:
header->restore1Sum = restore1Sum;
header->image1Sum = sum1;
header->image2Sum = sum2;
+ header->sleepTime = gIOLastSleepTime.tv_sec;
+
+ header->compression = (compressedSize << 8) / uncompressedSize;
+ gIOHibernateCompression = header->compression;
count = vars->fileExtents->getLength();
if (count > sizeof(header->fileExtentMap))
header->fileExtentMapSize = sizeof(header->fileExtentMap);
bcopy(&fileExtents[0], &header->fileExtentMap[0], count);
- header->deviceBase = vars->fileVars->block0;
+ header->deviceBase = vars->fileVars->block0;
+ header->deviceBlockSize = vars->fileVars->blockSize;
IOPolledFileSeek(vars->fileVars, 0);
err = IOPolledFileWrite(vars->fileVars,
SUB_ABSOLUTETIME(&endTime, &allTime);
absolutetime_to_nanoseconds(endTime, &nsec);
- HIBLOG("all time: %qd ms, ",
- nsec / 1000000ULL);
+ HIBLOG("all time: %qd ms, ", nsec / 1000000ULL);
absolutetime_to_nanoseconds(compTime, &nsec);
HIBLOG("comp bytes: %qd time: %qd ms %qd Mb/s, ",
nsec / 1000000ULL,
nsec ? (((vars->fileVars->cryptBytes * 1000000000ULL) / 1024 / 1024) / nsec) : 0);
- HIBLOG("\nimage %qd, uncompressed %qd (%d), compressed %qd (%d%%), sum1 %x, sum2 %x\n",
- header->imageSize,
+ HIBLOG("\nimage %qd (%lld%%), uncompressed %qd (%d), compressed %qd (%d%%), sum1 %x, sum2 %x\n",
+ header->imageSize, (header->imageSize * 100) / vars->fileVars->fileSize,
uncompressedSize, atop_32(uncompressedSize), compressedSize,
uncompressedSize ? ((int) ((compressedSize * 100ULL) / uncompressedSize)) : 0,
sum1, sum2);
- HIBLOG("wired_pages_encrypted %d, wired_pages_clear %d, dirty_pages_encrypted %d\n",
- wired_pages_encrypted, wired_pages_clear, dirty_pages_encrypted);
+ HIBLOG("zeroPageCount %d, wiredPagesEncrypted %d, wiredPagesClear %d, dirtyPagesEncrypted %d\n",
+ zeroPageCount, wiredPagesEncrypted, wiredPagesClear, dirtyPagesEncrypted);
if (vars->fileVars->io)
(void) IOHibernatePollerIODone(vars->fileVars, false);
gIOHibernateState = kIOHibernateStateInactive;
KERNEL_DEBUG_CONSTANT(IOKDBG_CODE(DBG_HIBERNATE, 1) | DBG_FUNC_END,
- wired_pages_encrypted, wired_pages_clear, dirty_pages_encrypted, 0, 0);
+ wiredPagesEncrypted, wiredPagesClear, dirtyPagesEncrypted, 0, 0);
if (kIOReturnSuccess == err)
{
uint32_t pagesRead = 0;
AbsoluteTime startTime, compTime;
AbsoluteTime allTime, endTime;
+ AbsoluteTime startIOTime, endIOTime;
+ uint64_t nsec, nsecIO;
uint64_t compBytes;
- uint64_t nsec;
uint32_t lastProgressStamp = 0;
uint32_t progressStamp;
- uint64_t progressZeroPosition = 0;
- uint32_t blob, lastBlob = (uint32_t) -1L;
hibernate_cryptvars_t * cryptvars = 0;
IOHibernateVars * vars = &gIOHibernateVars;
+ bzero(gIOHibernateStats, sizeof(hibernate_statistics_t));
if (!vars->fileVars || !vars->fileVars->pollers || !vars->fileExtents)
return;
sum = gIOHibernateCurrentHeader->actualImage1Sum;
pagesDone = gIOHibernateCurrentHeader->actualUncompressedPages;
- HIBLOG("hibernate_machine_init: state %d, image pages %d, sum was %x, image1Size %qx, conflictCount %d, nextFree %x\n",
- gIOHibernateState, pagesDone, sum, gIOHibernateCurrentHeader->image1Size,
- gIOHibernateCurrentHeader->conflictCount, gIOHibernateCurrentHeader->nextFree);
-
if (kIOHibernateStateWakingFromHibernate != gIOHibernateState)
{
HIBLOG("regular wake\n");
gIOHibernateCurrentHeader->diag[0], gIOHibernateCurrentHeader->diag[1],
gIOHibernateCurrentHeader->diag[2], gIOHibernateCurrentHeader->diag[3]);
- HIBPRINT("video %x %d %d %d status %x\n",
- gIOHibernateGraphicsInfo->physicalAddress, gIOHibernateGraphicsInfo->depth,
- gIOHibernateGraphicsInfo->width, gIOHibernateGraphicsInfo->height, gIOHibernateGraphicsInfo->gfxStatus);
+#define t40ms(x) (tmrCvt((((uint64_t)(x)) << 8), tscFCvtt2n) / 1000000)
+#define tStat(x, y) gIOHibernateStats->x = t40ms(gIOHibernateCurrentHeader->y);
+ tStat(booterStart, booterStart);
+ gIOHibernateStats->smcStart = gIOHibernateCurrentHeader->smcStart,
+ tStat(booterDuration0, booterTime0);
+ tStat(booterDuration1, booterTime1);
+ tStat(booterDuration2, booterTime2);
+ tStat(booterDuration, booterTime);
+ tStat(booterConnectDisplayDuration, connectDisplayTime);
+ tStat(booterSplashDuration, splashTime);
+ tStat(trampolineDuration, trampolineTime);
+
+ gIOHibernateStats->image1Size = gIOHibernateCurrentHeader->image1Size;
+ gIOHibernateStats->imageSize = gIOHibernateCurrentHeader->imageSize;
+ gIOHibernateStats->image1Pages = pagesDone;
+
+ HIBLOG("booter start at %d ms smc %d ms, [%d, %d, %d] total %d ms, dsply %d, %d ms, tramp %d ms\n",
+ gIOHibernateStats->booterStart,
+ gIOHibernateStats->smcStart,
+ gIOHibernateStats->booterDuration0,
+ gIOHibernateStats->booterDuration1,
+ gIOHibernateStats->booterDuration2,
+ gIOHibernateStats->booterDuration,
+ gIOHibernateStats->booterConnectDisplayDuration,
+ gIOHibernateStats->booterSplashDuration,
+ gIOHibernateStats->trampolineDuration);
+
+ HIBLOG("hibernate_machine_init: state %d, image pages %d, sum was %x, imageSize 0x%qx, image1Size 0x%qx, conflictCount %d, nextFree %x\n",
+ gIOHibernateState, pagesDone, sum, gIOHibernateStats->imageSize, gIOHibernateStats->image1Size,
+ gIOHibernateCurrentHeader->conflictCount, gIOHibernateCurrentHeader->nextFree);
- if ((kIOHibernateModeDiscardCleanActive | kIOHibernateModeDiscardCleanInactive) & gIOHibernateMode)
+ if ((0 != (kIOHibernateModeSleep & gIOHibernateMode))
+ && (0 != ((kIOHibernateModeDiscardCleanActive | kIOHibernateModeDiscardCleanInactive) & gIOHibernateMode)))
+ {
hibernate_page_list_discard(vars->page_list);
-
- boot_args *args = (boot_args *) PE_state.bootArgs;
+ }
cryptvars = (kIOHibernateModeEncrypt & gIOHibernateMode) ? &gIOHibernateCryptWakeContext : 0;
break;
case kIOHibernateHandoffTypeMemoryMap:
+
+ clock_get_uptime(&allTime);
+
hibernate_newruntime_map(data, handoff->bytecount,
gIOHibernateCurrentHeader->systemTableOffset);
+
+ clock_get_uptime(&endTime);
+
+ SUB_ABSOLUTETIME(&endTime, &allTime);
+ absolutetime_to_nanoseconds(endTime, &nsec);
+
+ HIBLOG("hibernate_newruntime_map time: %qd ms, ", nsec / 1000000ULL);
+
break;
case kIOHibernateHandoffTypeDeviceTree:
if (cryptvars && !foundCryptData)
panic("hibernate handoff");
- if (vars->videoMapping
- && gIOHibernateGraphicsInfo->physicalAddress
- && (args->Video.v_baseAddr == gIOHibernateGraphicsInfo->physicalAddress))
+ HIBPRINT("video %x %d %d %d status %x\n",
+ gIOHibernateGraphicsInfo->physicalAddress, gIOHibernateGraphicsInfo->depth,
+ gIOHibernateGraphicsInfo->width, gIOHibernateGraphicsInfo->height, gIOHibernateGraphicsInfo->gfxStatus);
+
+ if (vars->videoMapping && gIOHibernateGraphicsInfo->physicalAddress)
{
vars->videoMapSize = round_page(gIOHibernateGraphicsInfo->height
* gIOHibernateGraphicsInfo->rowBytes);
- IOMapPages(kernel_map,
- vars->videoMapping, gIOHibernateGraphicsInfo->physicalAddress,
- vars->videoMapSize, kIOMapInhibitCache );
+ if (vars->videoMapSize > vars->videoAllocSize) vars->videoMapSize = 0;
+ else
+ {
+ IOMapPages(kernel_map,
+ vars->videoMapping, gIOHibernateGraphicsInfo->physicalAddress,
+ vars->videoMapSize, kIOMapInhibitCache );
+ }
}
+ if (vars->videoMapSize)
+ ProgressUpdate(gIOHibernateGraphicsInfo,
+ (uint8_t *) vars->videoMapping, 0, kIOHibernateProgressCount);
+
uint8_t * src = (uint8_t *) vars->srcBuffer->getBytesNoCopy();
- uint32_t decoOffset;
+ uint8_t * compressed = src + page_size;
+ uint8_t * scratch = compressed + page_size;
+ uint32_t decoOffset;
clock_get_uptime(&allTime);
AbsoluteTime_to_scalar(&compTime) = 0;
HIBLOG("IOHibernatePollerOpen(), ml_get_interrupts_enabled %d\n", ml_get_interrupts_enabled());
err = IOHibernatePollerOpen(vars->fileVars, kIOPolledAfterSleepState, 0);
- HIBLOG("IOHibernatePollerOpen(%x)\n", err);
-
- if (gIOHibernateCurrentHeader->previewSize)
- progressZeroPosition = gIOHibernateCurrentHeader->previewSize
- + gIOHibernateCurrentHeader->fileExtentMapSize
- - sizeof(gIOHibernateCurrentHeader->fileExtentMap)
- + ptoa_64(gIOHibernateCurrentHeader->restore1PageCount);
+ clock_get_uptime(&startIOTime);
+ endTime = startIOTime;
+ SUB_ABSOLUTETIME(&endTime, &allTime);
+ absolutetime_to_nanoseconds(endTime, &nsec);
+ HIBLOG("IOHibernatePollerOpen(%x) %qd ms\n", err, nsec / 1000000ULL);
IOPolledFileSeek(vars->fileVars, gIOHibernateCurrentHeader->image1Size);
- if (vars->videoMapSize)
- {
- lastBlob = ((vars->fileVars->position - progressZeroPosition) * kIOHibernateProgressCount)
- / (gIOHibernateCurrentHeader->imageSize - progressZeroPosition);
- ProgressUpdate(gIOHibernateGraphicsInfo, (uint8_t *) vars->videoMapping, 0, lastBlob);
- }
-
// kick off the read ahead
vars->fileVars->io = false;
vars->fileVars->bufferHalf = 0;
break;
}
- if (!compressedSize)
- {
- ppnum++;
- pagesDone++;
- continue;
- }
-
- err = IOPolledFileRead(vars->fileVars, src, (compressedSize + 3) & ~3, cryptvars);
- if (kIOReturnSuccess != err)
- break;
-
- if (compressedSize < page_size)
- {
- decoOffset = page_size;
-
- clock_get_uptime(&startTime);
- WKdm_decompress((WK_word*) src, (WK_word*) (src + decoOffset), PAGE_SIZE_IN_WORDS);
- clock_get_uptime(&endTime);
- ADD_ABSOLUTETIME(&compTime, &endTime);
- SUB_ABSOLUTETIME(&compTime, &startTime);
-
- compBytes += page_size;
- }
+ if (!compressedSize) bzero_phys(ptoa_64(ppnum), page_size);
else
- decoOffset = 0;
-
- sum += hibernate_sum_page((src + decoOffset), ppnum);
-
- err = IOMemoryDescriptorReadToPhysical(vars->srcBuffer, decoOffset, ptoa_64(ppnum), page_size);
- if (err)
{
- HIBLOG("IOMemoryDescriptorReadToPhysical [%ld] %x\n", (long)ppnum, err);
- break;
+ err = IOPolledFileRead(vars->fileVars, src, (compressedSize + 3) & ~3, cryptvars);
+ if (kIOReturnSuccess != err) break;
+ if (compressedSize < page_size)
+ {
+ decoOffset = page_size;
+ clock_get_uptime(&startTime);
+ WKdm_decompress_new((WK_word*) src, (WK_word*) compressed, (WK_word*) scratch, page_size);
+ clock_get_uptime(&endTime);
+ ADD_ABSOLUTETIME(&compTime, &endTime);
+ SUB_ABSOLUTETIME(&compTime, &startTime);
+ compBytes += page_size;
+ }
+ else decoOffset = 0;
+
+ sum += hibernate_sum_page((src + decoOffset), ppnum);
+ err = IOMemoryDescriptorReadToPhysical(vars->srcBuffer, decoOffset, ptoa_64(ppnum), page_size);
+ if (err)
+ {
+ HIBLOG("IOMemoryDescriptorReadToPhysical [%ld] %x\n", (long)ppnum, err);
+ break;
+ }
}
ppnum++;
pagesDone++;
pagesRead++;
- if (vars->videoMapSize && (0 == (1023 & pagesDone)))
- {
- blob = ((vars->fileVars->position - progressZeroPosition) * kIOHibernateProgressCount)
- / (gIOHibernateCurrentHeader->imageSize - progressZeroPosition);
- if (blob != lastBlob)
- {
- ProgressUpdate(gIOHibernateGraphicsInfo, (uint8_t *) vars->videoMapping, lastBlob, blob);
- lastBlob = blob;
- }
- }
-
if (0 == (8191 & pagesDone))
{
clock_get_uptime(&endTime);
}
}
}
- if (pagesDone == gIOHibernateCurrentHeader->actualUncompressedPages)
- err = kIOReturnLockedRead;
+ if ((kIOReturnSuccess == err) && (pagesDone == gIOHibernateCurrentHeader->actualUncompressedPages))
+ err = kIOReturnLockedRead;
if (kIOReturnSuccess != err)
panic("Hibernate restore error %x", err);
gIOHibernateCurrentHeader->actualImage2Sum = sum;
+ gIOHibernateCompression = gIOHibernateCurrentHeader->compression;
if (vars->fileVars->io)
(void) IOHibernatePollerIODone(vars->fileVars, false);
- err = IOHibernatePollerClose(vars->fileVars, kIOPolledAfterSleepState);
+ clock_get_uptime(&endIOTime);
- if (vars->videoMapSize)
- ProgressUpdate(gIOHibernateGraphicsInfo,
- (uint8_t *) vars->videoMapping, 0, kIOHibernateProgressCount);
+ err = IOHibernatePollerClose(vars->fileVars, kIOPolledAfterSleepState);
clock_get_uptime(&endTime);
SUB_ABSOLUTETIME(&endTime, &allTime);
absolutetime_to_nanoseconds(endTime, &nsec);
- HIBLOG("hibernate_machine_init pagesDone %d sum2 %x, time: %qd ms, ",
- pagesDone, sum, nsec / 1000000ULL);
+ SUB_ABSOLUTETIME(&endIOTime, &startIOTime);
+ absolutetime_to_nanoseconds(endIOTime, &nsecIO);
+
+ gIOHibernateStats->kernelImageReadDuration = nsec / 1000000ULL;
+ gIOHibernateStats->imagePages = pagesDone;
+
+ HIBLOG("hibernate_machine_init pagesDone %d sum2 %x, time: %d ms, disk(0x%x) %qd Mb/s, ",
+ pagesDone, sum, gIOHibernateStats->kernelImageReadDuration, kDefaultIOSize,
+ nsecIO ? ((((gIOHibernateCurrentHeader->imageSize - gIOHibernateCurrentHeader->image1Size) * 1000000000ULL) / 1024 / 1024) / nsecIO) : 0);
absolutetime_to_nanoseconds(compTime, &nsec);
HIBLOG("comp bytes: %qd time: %qd ms %qd Mb/s, ",
}
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+
+void IOHibernateSetWakeCapabilities(uint32_t capability)
+{
+ if (kIOHibernateStateWakingFromHibernate == gIOHibernateState)
+ {
+ gIOHibernateStats->wakeCapability = capability;
+
+ if (kIOPMSystemCapabilityGraphics & capability)
+ {
+ vm_compressor_do_warmup();
+ }
+ }
+}
+
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+
+void IOHibernateSystemRestart(void)
+{
+ static uint8_t noteStore[32] __attribute__((aligned(32)));
+ IORegistryEntry * regEntry;
+ const OSSymbol * sym;
+ OSData * noteProp;
+ OSData * data;
+ uintptr_t * smcVars;
+ uint8_t * smcBytes;
+ size_t len;
+ addr64_t element;
+
+ data = OSDynamicCast(OSData, IOService::getPMRootDomain()->getProperty(kIOHibernateSMCVariablesKey));
+ if (!data) return;
+
+ smcVars = (typeof(smcVars)) data->getBytesNoCopy();
+ smcBytes = (typeof(smcBytes)) smcVars[1];
+ len = smcVars[0];
+ if (len > sizeof(noteStore)) len = sizeof(noteStore);
+ noteProp = OSData::withCapacity(3 * sizeof(element));
+ if (!noteProp) return;
+ element = len;
+ noteProp->appendBytes(&element, sizeof(element));
+ element = crc32(0, smcBytes, len);
+ noteProp->appendBytes(&element, sizeof(element));
+
+ bcopy(smcBytes, noteStore, len);
+ element = (addr64_t) ¬eStore[0];
+ element = (element & page_mask) | ptoa_64(pmap_find_phys(kernel_pmap, element));
+ noteProp->appendBytes(&element, sizeof(element));
+
+ if (!gIOOptionsEntry)
+ {
+ regEntry = IORegistryEntry::fromPath("/options", gIODTPlane);
+ gIOOptionsEntry = OSDynamicCast(IODTNVRAM, regEntry);
+ if (regEntry && !gIOOptionsEntry)
+ regEntry->release();
+ }
+
+ sym = OSSymbol::withCStringNoCopy(kIOHibernateBootNoteKey);
+ if (gIOOptionsEntry && sym) gIOOptionsEntry->setProperty(sym, noteProp);
+ if (noteProp) noteProp->release();
+ if (sym) sym->release();
+}
+
+
+
projects / apple / xnu.git / blobdiff