#ifndef _ASM_POWERPC_PAGE_64_H
#define _ASM_POWERPC_PAGE_64_H
-#ifdef __KERNEL__
/*
* Copyright (C) 2001 PPC64 Team, IBM Corp
*/
#define PAGE_FACTOR (PAGE_SHIFT - HW_PAGE_SHIFT)
-/* Segment size */
+/* Segment size; normal 256M segments */
#define SID_SHIFT 28
-#define SID_MASK 0xfffffffffUL
+#define SID_MASK ASM_CONST(0xfffffffff)
#define ESID_MASK 0xfffffffff0000000UL
#define GET_ESID(x) (((x) >> SID_SHIFT) & SID_MASK)
+/* 1T segments */
+#define SID_SHIFT_1T 40
+#define SID_MASK_1T 0xffffffUL
+#define ESID_MASK_1T 0xffffff0000000000UL
+#define GET_ESID_1T(x) (((x) >> SID_SHIFT_1T) & SID_MASK_1T)
+
#ifndef __ASSEMBLY__
#include <asm/cache.h>
extern void slice_init_context(struct mm_struct *mm, unsigned int psize);
extern void slice_set_user_psize(struct mm_struct *mm, unsigned int psize);
-
-#define ARCH_HAS_HUGEPAGE_ONLY_RANGE
-extern int is_hugepage_only_range(struct mm_struct *m,
- unsigned long addr,
- unsigned long len);
+#define slice_mm_new_context(mm) ((mm)->context.id == 0)
#endif /* __ASSEMBLY__ */
#else
#define slice_init()
+#define slice_set_user_psize(mm, psize) \
+do { \
+ (mm)->context.user_psize = (psize); \
+ (mm)->context.sllp = SLB_VSID_USER | mmu_psize_defs[(psize)].sllp; \
+} while (0)
+#define slice_mm_new_context(mm) 1
#endif /* CONFIG_PPC_MM_SLICES */
#ifdef CONFIG_HUGETLB_PAGE
-#define ARCH_HAS_HUGETLB_FREE_PGD_RANGE
-#define ARCH_HAS_SETCLEAR_HUGE_PTE
#define HAVE_ARCH_HUGETLB_UNMAPPED_AREA
#endif /* !CONFIG_HUGETLB_PAGE */
#include <asm-generic/page.h>
-#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_PAGE_64_H */