// SPDX-License-Identifier: GPL-2.0 /* * From split of dump_linuxpagetables.c * Copyright 2016, Rashmica Gupta, IBM Corp. * */ #include <linux/kernel.h> #include <linux/pgtable.h> #include "ptdump.h" static const struct flag_info flag_array[] = { { .mask = _PAGE_PRIVILEGED, .val = 0, .set = "user", .clear = " ", }, { .mask = _PAGE_READ, .val = _PAGE_READ, .set = "r", .clear = " ", }, { .mask = _PAGE_WRITE, .val = _PAGE_WRITE, .set = "w", .clear = " ", }, { .mask = _PAGE_EXEC, .val = _PAGE_EXEC, .set = " X ", .clear = " ", }, { .mask = _PAGE_PTE, .val = _PAGE_PTE, .set = "pte", .clear = " ", }, { .mask = _PAGE_PRESENT, .val = _PAGE_PRESENT, .set = "valid", .clear = " ", }, { .mask = _PAGE_PRESENT | _PAGE_INVALID, .val = 0, .set = " ", .clear = "present", }, { .mask = H_PAGE_HASHPTE, .val = H_PAGE_HASHPTE, .set = "hpte", .clear = " ", }, { .mask = _PAGE_DIRTY, .val = _PAGE_DIRTY, .set = "dirty", .clear = " ", }, { .mask = _PAGE_ACCESSED, .val = _PAGE_ACCESSED, .set = "accessed", .clear = " ", }, { .mask = _PAGE_NON_IDEMPOTENT, .val = _PAGE_NON_IDEMPOTENT, .set = "non-idempotent", .clear = " ", }, { .mask = _PAGE_TOLERANT, .val = _PAGE_TOLERANT, .set = "tolerant", .clear = " ", }, { .mask = H_PAGE_BUSY, .val = H_PAGE_BUSY, .set = "busy", }, { #ifdef CONFIG_PPC_64K_PAGES .mask = H_PAGE_COMBO, .val = H_PAGE_COMBO, .set = "combo", }, { .mask = H_PAGE_4K_PFN, .val = H_PAGE_4K_PFN, .set = "4K_pfn", }, { #else /* CONFIG_PPC_64K_PAGES */ .mask = H_PAGE_F_GIX, .val = H_PAGE_F_GIX, .set = "f_gix", .is_val = true, .shift = H_PAGE_F_GIX_SHIFT, }, { .mask = H_PAGE_F_SECOND, .val = H_PAGE_F_SECOND, .set = "f_second", }, { #endif /* CONFIG_PPC_64K_PAGES */ .mask = _PAGE_SPECIAL, .val = _PAGE_SPECIAL, .set = "special", } }; struct pgtable_level pg_level[5] = { { }, { /* pgd */ .flag = flag_array, .num = ARRAY_SIZE(flag_array), }, { /* pud */ .flag = flag_array, .num = ARRAY_SIZE(flag_array), }, { /* pmd */ .flag = flag_array, .num = ARRAY_SIZE(flag_array), }, { /* pte */ .flag = flag_array, .num = ARRAY_SIZE(flag_array), }, };