ARM:OMAP: Add initial TWL support for non-MPU MMU framework

[linux-2.6-omap-h63xx.git] / include / asm-arm / arch-omap / mmu.h

diff --git a/include/asm-arm/arch-omap/mmu.h b/include/asm-arm/arch-omap/mmu.h
index 62b0fa5795e128365aa7f2cc3b02e39c08f40495..bff433bba1a98ace96c70fab80b822de549e4ac4 100644 (file)
--- a/include/asm-arm/arch-omap/mmu.h
+++ b/include/asm-arm/arch-omap/mmu.h
@@ -97,6 +97,9 @@ struct omap_mmu_ops {
        int (*mem_disable)(struct omap_mmu *, void *);
 
        void (*interrupt)(struct omap_mmu *);
+
+       /* PTE attribute operations */
+       pgprot_t (*pte_get_attr)(struct omap_mmu_tlb_entry *);
 };
 
 struct omap_mmu {
@@ -117,6 +120,8 @@ struct omap_mmu {
        unsigned int nr_tlb_entries;
        unsigned int nr_exmap_preserved;
 
+       struct mm_struct *twl_mm;
+
        /* Size of virtual address space, in bits */
        unsigned int addrspace;
 
@@ -178,6 +183,10 @@ void omap_mmu_read_tlb(struct omap_mmu *mmu, struct omap_mmu_tlb_lock *lock,
 int omap_mmu_load_tlb_entry(struct omap_mmu *, struct omap_mmu_tlb_entry *);
 int omap_mmu_clear_tlb_entry(struct omap_mmu *, unsigned long vadr);
 
+int omap_mmu_load_pte_entry(struct omap_mmu *mmu,
+                           struct omap_mmu_tlb_entry *entry);
+int omap_mmu_clear_pte_entry(struct omap_mmu *mmu, unsigned long vadr);
+
 int omap_mmu_kmem_reserve(struct omap_mmu *mmu, unsigned long size);
 void omap_mmu_kmem_release(void);