1 /* 2 * Copyright (c) 2017 Red Hat Inc 3 * 4 * Authors: 5 * Thomas Huth <thuth@redhat.com> 6 * David Hildenbrand <david@redhat.com> 7 * 8 * This code is free software; you can redistribute it and/or modify it 9 * under the terms of the GNU Library General Public License version 2. 10 */ 11 #ifndef _ASMS390X_PAGE_H_ 12 #define _ASMS390X_PAGE_H_ 13 14 #include <asm-generic/page.h> 15 16 typedef uint64_t pgdval_t; /* Region-1 table entry */ 17 typedef uint64_t p4dval_t; /* Region-2 table entry*/ 18 typedef uint64_t pudval_t; /* Region-3 table entry */ 19 typedef uint64_t pmdval_t; /* Segment table entry */ 20 typedef uint64_t pteval_t; /* Page table entry */ 21 22 typedef struct { pgdval_t pgd; } pgd_t; 23 typedef struct { p4dval_t p4d; } p4d_t; 24 typedef struct { pudval_t pud; } pud_t; 25 typedef struct { pmdval_t pmd; } pmd_t; 26 typedef struct { pteval_t pte; } pte_t; 27 28 #define pgd_val(x) ((x).pgd) 29 #define p4d_val(x) ((x).p4d) 30 #define pud_val(x) ((x).pud) 31 #define pmd_val(x) ((x).pmd) 32 #define pte_val(x) ((x).pte) 33 34 #define __pgd(x) ((pgd_t) { (x) } ) 35 #define __p4d(x) ((p4d_t) { (x) } ) 36 #define __pud(x) ((pud_t) { (x) } ) 37 #define __pmd(x) ((pmd_t) { (x) } ) 38 #define __pte(x) ((pte_t) { (x) } ) 39 40 #endif 41