7 files changed, 29 insertions, 25 deletions
diff --git a/include/asm-sparc64/agp.h b/include/asm-sparc64/agp.h
index ba05bdf9a211..58f8cb6ae767 100644
--- a/include/asm-sparc64/agp.h
+++ b/include/asm-sparc64/agp.h
@@ -8,4 +8,14 @@
 #define flush_agp_mappings() 
 #define flush_agp_cache() mb()
 
+/* Convert a physical address to an address suitable for the GART. */
+#define phys_to_gart(x) (x)
+#define gart_to_phys(x) (x)
+
+/* GATT allocation. Returns/accepts GATT kernel virtual address. */
+#define alloc_gatt_pages(order)		\
+	((char *)__get_free_pages(GFP_KERNEL, (order)))
+#define free_gatt_pages(table, order)	\
+	free_pages((unsigned long)(table), (order))
+
 #endif
diff --git a/include/asm-sparc64/iommu.h b/include/asm-sparc64/iommu.h
index 5fd16e42a045..0de7a3da79cd 100644
--- a/include/asm-sparc64/iommu.h
+++ b/include/asm-sparc64/iommu.h
@@ -16,4 +16,6 @@
 #define IOPTE_CACHE   0x0000000000000010UL /* Cached (in UPA E-cache)         */
 #define IOPTE_WRITE   0x0000000000000002UL /* Writeable                       */
 
+#define IOMMU_NUM_CTXS	4096
+
 #endif /* !(_SPARC_IOMMU_H) */
diff --git a/include/asm-sparc64/parport.h b/include/asm-sparc64/parport.h
index ab88349ddadc..b7e635544cec 100644
--- a/include/asm-sparc64/parport.h
+++ b/include/asm-sparc64/parport.h
@@ -13,6 +13,12 @@
 
 #define PARPORT_PC_MAX_PORTS	PARPORT_MAX
 
+/*
+ * While sparc64 doesn't have an ISA DMA API, we provide something that looks
+ * close enough to make parport_pc happy
+ */
+#define HAS_DMA
+
 static struct sparc_ebus_info {
 	struct ebus_dma_info info;
 	unsigned int addr;
diff --git a/include/asm-sparc64/pbm.h b/include/asm-sparc64/pbm.h
index 92999631c819..4c15610a2bac 100644
--- a/include/asm-sparc64/pbm.h
+++ b/include/asm-sparc64/pbm.h
@@ -15,6 +15,7 @@
 #include <asm/io.h>
 #include <asm/page.h>
 #include <asm/oplib.h>
+#include <asm/iommu.h>
 
 /* The abstraction used here is that there are PCI controllers,
  * each with one (Sabre) or two (PSYCHO/SCHIZO) PCI bus modules
@@ -40,9 +41,6 @@ struct pci_iommu {
 	 */
 	spinlock_t	lock;
 
-	/* Context allocator. */
-	unsigned int	iommu_cur_ctx;
-
 	/* IOMMU page table, a linear array of ioptes. */
 	iopte_t		*page_table;		/* The page table itself. */
 	int		page_table_sz_bits;	/* log2 of ow many pages does it map? */
@@ -87,6 +85,10 @@ struct pci_iommu {
 		u16	flush;
 	} alloc_info[PBM_NCLUSTERS];
 
+	/* CTX allocation. */
+	unsigned long ctx_lowest_free;
+	unsigned long ctx_bitmap[IOMMU_NUM_CTXS / (sizeof(unsigned long) * 8)];
+
 	/* Here a PCI controller driver describes the areas of
 	 * PCI memory space where DMA to/from physical memory
 	 * are addressed.  Drivers interrogate the PCI layer
diff --git a/include/asm-sparc64/pgalloc.h b/include/asm-sparc64/pgalloc.h
index 2c28e1f605b7..b9b1914aae63 100644
--- a/include/asm-sparc64/pgalloc.h
+++ b/include/asm-sparc64/pgalloc.h
@@ -122,17 +122,12 @@ static __inline__ void free_pmd_slow(pmd_t *pmd)
 #define pmd_populate(MM,PMD,PTE_PAGE)		\
 	pmd_populate_kernel(MM,PMD,page_address(PTE_PAGE))
 
-extern pte_t *__pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address);
-
-static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address)
-{
-	return __pte_alloc_one_kernel(mm, address);
-}
+extern pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address);
 
 static inline struct page *
 pte_alloc_one(struct mm_struct *mm, unsigned long addr)
 {
-	pte_t *pte = __pte_alloc_one_kernel(mm, addr);
+	pte_t *pte = pte_alloc_one_kernel(mm, addr);
 
 	if (pte)
 		return virt_to_page(pte);
diff --git a/include/asm-sparc64/signal.h b/include/asm-sparc64/signal.h
index 466d021d7038..becdf1bc5924 100644
--- a/include/asm-sparc64/signal.h
+++ b/include/asm-sparc64/signal.h
@@ -177,21 +177,7 @@ struct sigstack {
 #define SA_STATIC_ALLOC		0x80
 #endif
 
-/* Type of a signal handler.  */
-#ifdef __KERNEL__
-typedef void __signalfn_t(int);
-typedef __signalfn_t __user *__sighandler_t;
-
-typedef void __restorefn_t(void);
-typedef __restorefn_t __user *__sigrestore_t;
-#else
-typedef void (*__sighandler_t)(int);
-typedef void (*__sigrestore_t)(void);
-#endif
-
-#define SIG_DFL	((__sighandler_t)0)	/* default signal handling */
-#define SIG_IGN	((__sighandler_t)1)	/* ignore signal */
-#define SIG_ERR	((__sighandler_t)-1)	/* error return from signal */
+#include <asm-generic/signal.h>
 
 struct __new_sigaction {
 	__sighandler_t		sa_handler;
diff --git a/include/asm-sparc64/spitfire.h b/include/asm-sparc64/spitfire.h
index ad78ce64d69e..9d7613eea812 100644
--- a/include/asm-sparc64/spitfire.h
+++ b/include/asm-sparc64/spitfire.h
@@ -48,6 +48,9 @@ enum ultra_tlb_layout {
 
 extern enum ultra_tlb_layout tlb_type;
 
+extern int cheetah_pcache_forced_on;
+extern void cheetah_enable_pcache(void);
+
 #define sparc64_highest_locked_tlbent()	\
 	(tlb_type == spitfire ? \
 	 SPITFIRE_HIGHEST_LOCKED_TLBENT : \