16c9f99dfSJanosch Frank /* SPDX-License-Identifier: GPL-2.0-only */ 239343080SDavid Hildenbrand /* 339343080SDavid Hildenbrand * Copyright (c) 2017 Red Hat Inc 439343080SDavid Hildenbrand * 539343080SDavid Hildenbrand * Authors: 639343080SDavid Hildenbrand * Thomas Huth <thuth@redhat.com> 739343080SDavid Hildenbrand * David Hildenbrand <david@redhat.com> 839343080SDavid Hildenbrand */ 939343080SDavid Hildenbrand #ifndef _ASMS390X_PAGE_H_ 1039343080SDavid Hildenbrand #define _ASMS390X_PAGE_H_ 1139343080SDavid Hildenbrand 1239343080SDavid Hildenbrand #include <asm-generic/page.h> 1339343080SDavid Hildenbrand 14c08c320bSDavid Hildenbrand typedef uint64_t pgdval_t; /* Region-1 table entry */ 15c08c320bSDavid Hildenbrand typedef uint64_t p4dval_t; /* Region-2 table entry*/ 16c08c320bSDavid Hildenbrand typedef uint64_t pudval_t; /* Region-3 table entry */ 17c08c320bSDavid Hildenbrand typedef uint64_t pmdval_t; /* Segment table entry */ 18c08c320bSDavid Hildenbrand typedef uint64_t pteval_t; /* Page table entry */ 19c08c320bSDavid Hildenbrand 20c08c320bSDavid Hildenbrand typedef struct { pgdval_t pgd; } pgd_t; 21c08c320bSDavid Hildenbrand typedef struct { p4dval_t p4d; } p4d_t; 22c08c320bSDavid Hildenbrand typedef struct { pudval_t pud; } pud_t; 23c08c320bSDavid Hildenbrand typedef struct { pmdval_t pmd; } pmd_t; 24c08c320bSDavid Hildenbrand typedef struct { pteval_t pte; } pte_t; 25c08c320bSDavid Hildenbrand 26c08c320bSDavid Hildenbrand #define pgd_val(x) ((x).pgd) 27c08c320bSDavid Hildenbrand #define p4d_val(x) ((x).p4d) 28c08c320bSDavid Hildenbrand #define pud_val(x) ((x).pud) 29c08c320bSDavid Hildenbrand #define pmd_val(x) ((x).pmd) 30c08c320bSDavid Hildenbrand #define pte_val(x) ((x).pte) 31c08c320bSDavid Hildenbrand 32c08c320bSDavid Hildenbrand #define __pgd(x) ((pgd_t) { (x) } ) 33c08c320bSDavid Hildenbrand #define __p4d(x) ((p4d_t) { (x) } ) 34c08c320bSDavid Hildenbrand #define __pud(x) ((pud_t) { (x) } ) 35c08c320bSDavid Hildenbrand #define __pmd(x) ((pmd_t) { (x) } ) 36c08c320bSDavid Hildenbrand #define __pte(x) ((pte_t) { (x) } ) 37c08c320bSDavid Hildenbrand 38*7390b31aSJanosch Frank #define HPAGE_SHIFT 20 39*7390b31aSJanosch Frank #define HPAGE_SIZE (_AC(1,UL) << HPAGE_SHIFT) 40*7390b31aSJanosch Frank #define HPAGE_MASK (~(HPAGE_SIZE-1)) 41*7390b31aSJanosch Frank 4239343080SDavid Hildenbrand #endif 43