| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* |
| * Copyright (c) 2017 Red Hat Inc |
| * |
| * Authors: |
| * Thomas Huth <thuth@redhat.com> |
| * David Hildenbrand <david@redhat.com> |
| */ |
| #ifndef _ASMS390X_PAGE_H_ |
| #define _ASMS390X_PAGE_H_ |
| |
| #include <asm-generic/page.h> |
| |
| typedef uint64_t pgdval_t; /* Region-1 table entry */ |
| typedef uint64_t p4dval_t; /* Region-2 table entry*/ |
| typedef uint64_t pudval_t; /* Region-3 table entry */ |
| typedef uint64_t pmdval_t; /* Segment table entry */ |
| typedef uint64_t pteval_t; /* Page table entry */ |
| |
| typedef struct { pgdval_t pgd; } pgd_t; |
| typedef struct { p4dval_t p4d; } p4d_t; |
| typedef struct { pudval_t pud; } pud_t; |
| typedef struct { pmdval_t pmd; } pmd_t; |
| typedef struct { pteval_t pte; } pte_t; |
| |
| #define pgd_val(x) ((x).pgd) |
| #define p4d_val(x) ((x).p4d) |
| #define pud_val(x) ((x).pud) |
| #define pmd_val(x) ((x).pmd) |
| #define pte_val(x) ((x).pte) |
| |
| #define __pgd(x) ((pgd_t) { (x) } ) |
| #define __p4d(x) ((p4d_t) { (x) } ) |
| #define __pud(x) ((pud_t) { (x) } ) |
| #define __pmd(x) ((pmd_t) { (x) } ) |
| #define __pte(x) ((pte_t) { (x) } ) |
| |
| #define HPAGE_SHIFT 20 |
| #define HPAGE_SIZE (_AC(1,UL) << HPAGE_SHIFT) |
| #define HPAGE_MASK (~(HPAGE_SIZE-1)) |
| |
| #endif |
