3 files changed, 26 insertions, 13 deletions

diff --git a/include/asm-ppc64/iSeries/HvReleaseData.h b/include/asm-ppc64/iSeries/HvReleaseData.h
index 01a1f13ea4a0..c8162e5ccb21 100644
--- a/include/asm-ppc64/iSeries/HvReleaseData.h
+++ b/include/asm-ppc64/iSeries/HvReleaseData.h
@@ -39,6 +39,11 @@
  * know that this PLIC does not support running an OS "that old".
  */
 
+#define HVREL_TAGSINACTIVE      0x8000
+#define HVREL_32BIT             0x4000
+#define HVREL_NOSHAREDPROCS     0x2000
+#define HVREL_NOHMT             0x1000
+
 struct HvReleaseData {
         u32     xDesc;          /* Descriptor "HvRD" ebcdic     x00-x03 */
         u16     xSize;          /* Size of this control block   x04-x05 */
@@ -46,11 +51,7 @@ struct HvReleaseData {
         struct  naca_struct     *xSlicNacaAddr; /* Virt addr of SLIC NACA x08-x0F */
         u32     xMsNucDataOffset; /* Offset of Linux Mapping Data x10-x13 */
         u32     xRsvd1;         /* Reserved                     x14-x17 */
-        u16     xTagsMode:1;    /* 0 == tags active, 1 == tags inactive */
-        u16     xAddressSize:1; /* 0 == 64-bit, 1 == 32-bit */
-        u16     xNoSharedProcs:1; /* 0 == shared procs, 1 == no shared */
-        u16     xNoHMT:1;       /* 0 == allow HMT, 1 == no HMT */
-        u16     xRsvd2:12;      /* Reserved                     x18-x19 */
+        u16     xFlags;
         u16     xVrmIndex;      /* VRM Index of OS image        x1A-x1B */
         u16     xMinSupportedPlicVrmIndex; /* Min PLIC level  (soft) x1C-x1D */
         u16     xMinCompatablePlicVrmIndex; /* Min PLIC levelP (hard) x1E-x1F */
diff --git a/include/asm-ppc64/iSeries/LparMap.h b/include/asm-ppc64/iSeries/LparMap.h
index 038e5df7e9f8..5c32e38c1c01 100644
--- a/include/asm-ppc64/iSeries/LparMap.h
+++ b/include/asm-ppc64/iSeries/LparMap.h
@@ -49,19 +49,26 @@
  * entry to map the Esid to the Vsid.
 */
 
+#define HvEsidsToMap    2
+#define HvRangesToMap   1
+
 /* Hypervisor initially maps 32MB of the load area */
 #define HvPagesToMap    8192
 
 struct LparMap {
-        u64     xNumberEsids;   // Number of ESID/VSID pairs (1)
-        u64     xNumberRanges;  // Number of VA ranges to map (1)
-        u64     xSegmentTableOffs; // Page number within load area of seg table (0)
+        u64     xNumberEsids;   // Number of ESID/VSID pairs
+        u64     xNumberRanges;  // Number of VA ranges to map
+        u64     xSegmentTableOffs; // Page number within load area of seg table
         u64     xRsvd[5];
-        u64     xKernelEsid;    // Esid used to map kernel load (0x0C00000000)
-        u64     xKernelVsid;    // Vsid used to map kernel load (0x0C00000000)
-        u64     xPages;         // Number of pages to be mapped (8192)
-        u64     xOffset;        // Offset from start of load area (0)
-        u64     xVPN;           // Virtual Page Number (0x000C000000000000)
+        struct {
+                u64     xKernelEsid;    // Esid used to map kernel load
+                u64     xKernelVsid;    // Vsid used to map kernel load
+        } xEsids[HvEsidsToMap];
+        struct {
+                u64     xPages;         // Number of pages to be mapped
+                u64     xOffset;        // Offset from start of load area
+                u64     xVPN;           // Virtual Page Number
+        } xRanges[HvRangesToMap];
 };
 
 extern struct LparMap           xLparMap;
diff --git a/include/asm-ppc64/mmu.h b/include/asm-ppc64/mmu.h
index 3d07ddd11e3b..70348a851313 100644
--- a/include/asm-ppc64/mmu.h
+++ b/include/asm-ppc64/mmu.h
@@ -200,6 +200,8 @@ extern long native_hpte_insert(unsigned long hpte_group, unsigned long va,
                                unsigned long prpn,
                                unsigned long vflags, unsigned long rflags);
 
+extern void stabs_alloc(void);
+
 #endif /* __ASSEMBLY__ */
 
 /*
@@ -336,6 +338,9 @@ static inline unsigned long get_vsid(unsigned long context, unsigned long ea)
                              | (ea >> SID_SHIFT));
 }
 
+#define VSID_SCRAMBLE(pvsid)    (((pvsid) * VSID_MULTIPLIER) % VSID_MODULUS)
+#define KERNEL_VSID(ea)         VSID_SCRAMBLE(GET_ESID(ea))
+
 #endif /* __ASSEMBLY */
 
 #endif /* _PPC64_MMU_H_ */