10 files changed, 38 insertions, 40 deletions

diff --git a/arch/powerpc/include/asm/dma-mapping.h b/arch/powerpc/include/asm/dma-mapping.h
index c69f2b5f0cc..cb448d68452 100644
--- a/arch/powerpc/include/asm/dma-mapping.h
+++ b/arch/powerpc/include/asm/dma-mapping.h
@@ -26,7 +26,9 @@
  * allocate the space "normally" and use the cache management functions
  * to ensure it is consistent.
  */
-extern void *__dma_alloc_coherent(size_t size, dma_addr_t *handle, gfp_t gfp);
+struct device;
+extern void *__dma_alloc_coherent(struct device *dev, size_t size,
+                                  dma_addr_t *handle, gfp_t gfp);
 extern void __dma_free_coherent(size_t size, void *vaddr);
 extern void __dma_sync(void *vaddr, size_t size, int direction);
 extern void __dma_sync_page(struct page *page, unsigned long offset,
@@ -37,7 +39,7 @@ extern void __dma_sync_page(struct page *page, unsigned long offset,
  * Cache coherent cores.
  */
 
-#define __dma_alloc_coherent(gfp, size, handle) NULL
+#define __dma_alloc_coherent(dev, gfp, size, handle)    NULL
 #define __dma_free_coherent(size, addr)         ((void)0)
 #define __dma_sync(addr, size, rw)              ((void)0)
 #define __dma_sync_page(pg, off, sz, rw)        ((void)0)
diff --git a/arch/powerpc/include/asm/elf.h b/arch/powerpc/include/asm/elf.h
index 1a856b15226..d6b4a12cdef 100644
--- a/arch/powerpc/include/asm/elf.h
+++ b/arch/powerpc/include/asm/elf.h
@@ -258,7 +258,9 @@ do {								\
 # define elf_read_implies_exec(ex, exec_stk) (test_thread_flag(TIF_32BIT) ? \
                 (exec_stk != EXSTACK_DISABLE_X) : 0)
 #else 
-# define SET_PERSONALITY(ex) set_personality(PER_LINUX)
+# define SET_PERSONALITY(ex) \
+  set_personality(PER_LINUX | (current->personality & (~PER_MASK)))
+# define elf_read_implies_exec(ex, exec_stk) (exec_stk != EXSTACK_DISABLE_X)
 #endif /* __powerpc64__ */
 
 extern int dcache_bsize;
diff --git a/arch/powerpc/include/asm/fixmap.h b/arch/powerpc/include/asm/fixmap.h
index d60fd18f428..f1f4e23a84e 100644
--- a/arch/powerpc/include/asm/fixmap.h
+++ b/arch/powerpc/include/asm/fixmap.h
@@ -14,8 +14,6 @@
 #ifndef _ASM_FIXMAP_H
 #define _ASM_FIXMAP_H
 
-extern unsigned long FIXADDR_TOP;
-
 #ifndef __ASSEMBLY__
 #include <linux/kernel.h>
 #include <asm/page.h>
@@ -24,6 +22,8 @@ extern unsigned long FIXADDR_TOP;
 #include <asm/kmap_types.h>
 #endif
 
+#define FIXADDR_TOP     ((unsigned long)(-PAGE_SIZE))
+
 /*
  * Here we define all the compile-time 'special' virtual
  * addresses. The point is to have a constant address at
diff --git a/arch/powerpc/include/asm/iseries/iommu.h b/arch/powerpc/include/asm/iseries/iommu.h
index c59ee7e4bed..1b9692c6089 100644
--- a/arch/powerpc/include/asm/iseries/iommu.h
+++ b/arch/powerpc/include/asm/iseries/iommu.h
@@ -26,10 +26,6 @@ struct vio_dev;
 struct device_node;
 struct iommu_table;
 
-/* Creates table for an individual device node */
-extern void iommu_devnode_init_iSeries(struct pci_dev *pdev,
-                                       struct device_node *dn);
-
 /* Get table parameters from HV */
 extern void iommu_table_getparms_iSeries(unsigned long busno,
                 unsigned char slotno, unsigned char virtbus,
diff --git a/arch/powerpc/include/asm/mmu.h b/arch/powerpc/include/asm/mmu.h
index 86d2366ab6a..cbf15438709 100644
--- a/arch/powerpc/include/asm/mmu.h
+++ b/arch/powerpc/include/asm/mmu.h
@@ -52,12 +52,6 @@
  */
 #define MMU_FTR_NEED_DTLB_SW_LRU        ASM_CONST(0x00200000)
 
-/* This indicates that the processor uses the wrong opcode for tlbilx
- * instructions.  During the ISA 2.06 development the opcode for tlbilx
- * changed and some early implementations used to old opcode
- */
-#define MMU_FTR_TLBILX_EARLY_OPCODE     ASM_CONST(0x00400000)
-
 #ifndef __ASSEMBLY__
 #include <asm/cputable.h>
 
diff --git a/arch/powerpc/include/asm/of_platform.h b/arch/powerpc/include/asm/of_platform.h
index 53b46507ffd..d4aaa348944 100644
--- a/arch/powerpc/include/asm/of_platform.h
+++ b/arch/powerpc/include/asm/of_platform.h
@@ -11,16 +11,6 @@
  *
  */
 
-/* Platform drivers register/unregister */
-static inline int of_register_platform_driver(struct of_platform_driver *drv)
-{
-        return of_register_driver(drv, &of_platform_bus_type);
-}
-static inline void of_unregister_platform_driver(struct of_platform_driver *drv)
-{
-        of_unregister_driver(drv);
-}
-
 /* Platform devices and busses creation */
 extern struct of_device *of_platform_device_create(struct device_node *np,
                                                    const char *bus_id,
diff --git a/arch/powerpc/include/asm/pgtable-ppc32.h b/arch/powerpc/include/asm/pgtable-ppc32.h
index ba45c997830..c9ff9d75990 100644
--- a/arch/powerpc/include/asm/pgtable-ppc32.h
+++ b/arch/powerpc/include/asm/pgtable-ppc32.h
@@ -10,7 +10,7 @@
 
 extern unsigned long va_to_phys(unsigned long address);
 extern pte_t *va_to_pte(unsigned long address);
-extern unsigned long ioremap_bot, ioremap_base;
+extern unsigned long ioremap_bot;
 
 #ifdef CONFIG_44x
 extern int icache_44x_need_flush;
@@ -56,8 +56,30 @@ extern int icache_44x_need_flush;
         printk("%s:%d: bad pgd %08lx.\n", __FILE__, __LINE__, pgd_val(e))
 
 /*
+ * This is the bottom of the PKMAP area with HIGHMEM or an arbitrary
+ * value (for now) on others, from where we can start layout kernel
+ * virtual space that goes below PKMAP and FIXMAP
+ */
+#ifdef CONFIG_HIGHMEM
+#define KVIRT_TOP       PKMAP_BASE
+#else
+#define KVIRT_TOP       (0xfe000000UL)  /* for now, could be FIXMAP_BASE ? */
+#endif
+
+/*
+ * ioremap_bot starts at that address. Early ioremaps move down from there,
+ * until mem_init() at which point this becomes the top of the vmalloc
+ * and ioremap space
+ */
+#ifdef CONFIG_NOT_COHERENT_CACHE
+#define IOREMAP_TOP     ((KVIRT_TOP - CONFIG_CONSISTENT_SIZE) & PAGE_MASK)
+#else
+#define IOREMAP_TOP     KVIRT_TOP
+#endif
+
+/*
  * Just any arbitrary offset to the start of the vmalloc VM area: the
- * current 64MB value just means that there will be a 64MB "hole" after the
+ * current 16MB value just means that there will be a 64MB "hole" after the
  * physical memory until the kernel virtual memory starts.  That means that
  * any out-of-bounds memory accesses will hopefully be caught.
  * The vmalloc() routines leaves a hole of 4kB between each vmalloced
diff --git a/arch/powerpc/include/asm/ppc-opcode.h b/arch/powerpc/include/asm/ppc-opcode.h
index ef4da37f3c1..640ccbbc097 100644
--- a/arch/powerpc/include/asm/ppc-opcode.h
+++ b/arch/powerpc/include/asm/ppc-opcode.h
@@ -44,7 +44,6 @@
 #define PPC_INST_STSWI                  0x7c0005aa
 #define PPC_INST_STSWX                  0x7c00052a
 #define PPC_INST_TLBILX                 0x7c000024
-#define PPC_INST_TLBILX_EARLY           0x7c000626
 #define PPC_INST_WAIT                   0x7c00007c
 
 /* macros to insert fields into opcodes */
@@ -64,18 +63,10 @@
 #define PPC_RFDI                stringify_in_c(.long PPC_INST_RFDI)
 #define PPC_RFMCI               stringify_in_c(.long PPC_INST_RFMCI)
 #define PPC_TLBILX(t, a, b)     stringify_in_c(.long PPC_INST_TLBILX | \
-                                        __PPC_T_TLB(t) | \
-                                        __PPC_RA(a) | __PPC_RB(b))
+                                        __PPC_T_TLB(t) | __PPC_RA(a) | __PPC_RB(b))
 #define PPC_TLBILX_ALL(a, b)    PPC_TLBILX(0, a, b)
 #define PPC_TLBILX_PID(a, b)    PPC_TLBILX(1, a, b)
 #define PPC_TLBILX_VA(a, b)     PPC_TLBILX(3, a, b)
-
-#define PPC_TLBILX_EARLY(t, a, b) stringify_in_c(.long PPC_INST_TLBILX_EARLY | \
-                                                __PPC_T_TLB(t) | \
-                                                __PPC_RA(a) | __PPC_RB(b))
-#define PPC_TLBILX_ALL_EARLY(a, b)      PPC_TLBILX_EARLY(0, a, b)
-#define PPC_TLBILX_PID_EARLY(a, b)      PPC_TLBILX_EARLY(1, a, b)
-#define PPC_TLBILX_VA_EARLY(a, b)       PPC_TLBILX_EARLY(3, a, b)
 #define PPC_WAIT(w)             stringify_in_c(.long PPC_INST_WAIT | \
                                         __PPC_WC(w))
 
diff --git a/arch/powerpc/include/asm/ppc_asm.h b/arch/powerpc/include/asm/ppc_asm.h
index f59a66684ae..384d90c9c27 100644
--- a/arch/powerpc/include/asm/ppc_asm.h
+++ b/arch/powerpc/include/asm/ppc_asm.h
@@ -4,6 +4,7 @@
 #ifndef _ASM_POWERPC_PPC_ASM_H
 #define _ASM_POWERPC_PPC_ASM_H
 
+#include <linux/init.h>
 #include <linux/stringify.h>
 #include <asm/asm-compat.h>
 #include <asm/processor.h>
@@ -189,7 +190,7 @@ name: \
 GLUE(.,name):
 
 #define _INIT_GLOBAL(name) \
-        .section ".text.init.refok"; \
+        __REF; \
         .align 2 ; \
         .globl name; \
         .globl GLUE(.,name); \
@@ -229,7 +230,7 @@ name: \
 GLUE(.,name):
 
 #define _INIT_STATIC(name) \
-        .section ".text.init.refok"; \
+        __REF; \
         .align 2 ; \
         .section ".opd","aw"; \
 name: \
diff --git a/arch/powerpc/include/asm/system.h b/arch/powerpc/include/asm/system.h
index f612798e1c9..2b2420a4988 100644
--- a/arch/powerpc/include/asm/system.h
+++ b/arch/powerpc/include/asm/system.h
@@ -212,7 +212,7 @@ extern struct task_struct *_switch(struct thread_struct *prev,
 extern unsigned int rtas_data;
 extern int mem_init_done;       /* set on boot once kmalloc can be called */
 extern int init_bootmem_done;   /* set on !NUMA once bootmem is available */
-extern unsigned long memory_limit;
+extern phys_addr_t memory_limit;
 extern unsigned long klimit;
 
 extern void *alloc_maybe_bootmem(size_t size, gfp_t mask);