xnu-344.23.tar.gz

[apple/xnu.git] / iokit / IOKit / IOPlatformExpert.h

diff --git a/iokit/IOKit/IOPlatformExpert.h b/iokit/IOKit/IOPlatformExpert.h
index 05d6e2d1963a58ae1087605a66e7886ae478c7c6..fadb9eea53706a7893321fd79b3444ad35e9ab30 100644 (file)
--- a/iokit/IOKit/IOPlatformExpert.h
+++ b/iokit/IOKit/IOPlatformExpert.h
@@ -45,11 +45,15 @@ extern int PEGetPlatformEpoch( void );
 
 enum {
   kPEHaltCPU,
-  kPERestartCPU
+  kPERestartCPU,
+  kPEHangCPU
 };
 extern int (*PE_halt_restart)(unsigned int type);
 extern int PEHaltRestart(unsigned int type);
 
+// Save the Panic Info.  Returns the number of bytes saved.
+extern unsigned long PESavePanicInfo(unsigned char *buffer, unsigned long  length);
+
 extern long PEGetGMTTimeOfDay( void );
 extern void PESetGMTTimeOfDay( long secs );
   
@@ -143,7 +147,10 @@ public:
     virtual bool hasPrivPMFeature (unsigned long privFeatureMask);
     virtual int  numBatteriesSupported (void);
 
-    OSMetaClassDeclareReservedUnused(IOPlatformExpert,  0);
+    virtual IOByteCount savePanicInfo(UInt8 *buffer, IOByteCount length);
+
+    OSMetaClassDeclareReservedUsed(IOPlatformExpert,  0);
+
     OSMetaClassDeclareReservedUnused(IOPlatformExpert,  1);
     OSMetaClassDeclareReservedUnused(IOPlatformExpert,  2);
     OSMetaClassDeclareReservedUnused(IOPlatformExpert,  3);
@@ -196,6 +203,7 @@ public:
 
     /* virtual */ IOReturn readXPRAM(IOByteCount offset, UInt8 * buffer,
                                     IOByteCount length);
+
     /* virtual */ IOReturn writeXPRAM(IOByteCount offset, UInt8 * buffer,
                                      IOByteCount length);
 
@@ -207,6 +215,20 @@ public:
        IORegistryEntry * entry,
        const OSSymbol * name, OSData * value );
 
+    // This returns a dictionary describing all the NVRAM partitions.
+    // The keys will be the partitionIDs of the form "0x52,nvram".
+    // The values will be OSNumbers of the partition's byte count.
+    /* virtual */ OSDictionary *getNVRAMPartitions(void);
+
+    /* virtual */ IOReturn readNVRAMPartition(const OSSymbol * partitionID,
+                                             IOByteCount offset, UInt8 * buffer,
+                                             IOByteCount length);
+
+    /* virtual */ IOReturn writeNVRAMPartition(const OSSymbol * partitionID,
+                                              IOByteCount offset, UInt8 * buffer,
+                                              IOByteCount length);
+
+    virtual IOByteCount savePanicInfo(UInt8 *buffer, IOByteCount length);
 
     OSMetaClassDeclareReservedUnused(IODTPlatformExpert,  0);
     OSMetaClassDeclareReservedUnused(IODTPlatformExpert,  1);