/* * arch/arm/include/asm/pgtable-3level-hwdef.h * * Copyright (C) 2011 ARM Ltd. * Author: Catalin Marinas <catalin.marinas@arm.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef _ASM_PGTABLE_3LEVEL_HWDEF_H #define _ASM_PGTABLE_3LEVEL_HWDEF_H /* * Hardware page table definitions. * * + Level 1/2 descriptor * - common */ #define PMD_TYPE_MASK (_AT(pmdval_t, 3) << 0) #define PMD_TYPE_FAULT (_AT(pmdval_t, 0) << 0) #define PMD_TYPE_TABLE (_AT(pmdval_t, 3) << 0) #define PMD_TYPE_SECT (_AT(pmdval_t, 1) << 0) #define PMD_TABLE_BIT (_AT(pmdval_t, 1) << 1) #define PMD_BIT4 (_AT(pmdval_t, 0)) #define PMD_DOMAIN(x) (_AT(pmdval_t, 0)) #define PMD_APTABLE_SHIFT (61) #define PMD_APTABLE (_AT(pgdval_t, 3) << PGD_APTABLE_SHIFT) #define PMD_PXNTABLE (_AT(pgdval_t, 1) << 59) /* * - section */ #define PMD_SECT_BUFFERABLE (_AT(pmdval_t, 1) << 2) #define PMD_SECT_CACHEABLE (_AT(pmdval_t, 1) << 3) #define PMD_SECT_USER (_AT(pmdval_t, 1) << 6) /* AP[1] */ #define PMD_SECT_AP2 (_AT(pmdval_t, 1) << 7) /* read only */ #define PMD_SECT_S (_AT(pmdval_t, 3) << 8) #define PMD_SECT_AF (_AT(pmdval_t, 1) << 10) #define PMD_SECT_nG (_AT(pmdval_t, 1) << 11) #define PMD_SECT_PXN (_AT(pmdval_t, 1) << 53) #define PMD_SECT_XN (_AT(pmdval_t, 1) << 54) #define PMD_SECT_AP_WRITE (_AT(pmdval_t, 0)) #define PMD_SECT_AP_READ (_AT(pmdval_t, 0)) #define PMD_SECT_AP1 (_AT(pmdval_t, 1) << 6) #define PMD_SECT_TEX(x) (_AT(pmdval_t, 0)) /* * AttrIndx[2:0] encoding (mapping attributes defined in the MAIR* registers). */ #define PMD_SECT_UNCACHED (_AT(pmdval_t, 0) << 2) /* strongly ordered */ #define PMD_SECT_BUFFERED (_AT(pmdval_t, 1) << 2) /* normal non-cacheable */ #define PMD_SECT_WT (_AT(pmdval_t, 2) << 2) /* normal inner write-through */ #define PMD_SECT_WB (_AT(pmdval_t, 3) << 2) /* normal inner write-back */ #define PMD_SECT_WBWA (_AT(pmdval_t, 7) << 2) /* normal inner write-alloc */ #define PMD_SECT_CACHE_MASK (_AT(pmdval_t, 7) << 2) /* * + Level 3 descriptor (PTE) */ #define PTE_TYPE_MASK (_AT(pteval_t, 3) << 0) #define PTE_TYPE_FAULT (_AT(pteval_t, 0) << 0) #define PTE_TYPE_PAGE (_AT(pteval_t, 3) << 0) #define PTE_TABLE_BIT (_AT(pteval_t, 1) << 1) #define PTE_BUFFERABLE (_AT(pteval_t, 1) << 2) /* AttrIndx[0] */ #define PTE_CACHEABLE (_AT(pteval_t, 1) << 3) /* AttrIndx[1] */ #define PTE_AP2 (_AT(pteval_t, 1) << 7) /* AP[2] */ #define PTE_EXT_SHARED (_AT(pteval_t, 3) << 8) /* SH[1:0], inner shareable */ #define PTE_EXT_AF (_AT(pteval_t, 1) << 10) /* Access Flag */ #define PTE_EXT_NG (_AT(pteval_t, 1) << 11) /* nG */ #define PTE_EXT_PXN (_AT(pteval_t, 1) << 53) /* PXN */ #define PTE_EXT_XN (_AT(pteval_t, 1) << 54) /* XN */ /* * 40-bit physical address supported. */ #define PHYS_MASK_SHIFT (40) #define PHYS_MASK ((1ULL << PHYS_MASK_SHIFT) - 1) /* * TTBR0/TTBR1 split (PAGE_OFFSET): * 0x40000000: T0SZ = 2, T1SZ = 0 (not used) * 0x80000000: T0SZ = 0, T1SZ = 1 * 0xc0000000: T0SZ = 0, T1SZ = 2 * * Only use this feature if PHYS_OFFSET <= PAGE_OFFSET, otherwise * booting secondary CPUs would end up using TTBR1 for the identity * mapping set up in TTBR0. */ #if defined CONFIG_VMSPLIT_2G #define TTBR1_OFFSET 16 /* skip two L1 entries */ #elif defined CONFIG_VMSPLIT_3G #define TTBR1_OFFSET (4096 * (1 + 3)) /* only L2, skip pgd + 3*pmd */ #else #define TTBR1_OFFSET 0 #endif #define TTBR1_SIZE (((PAGE_OFFSET >> 30) - 1) << 16) #endif
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hardware | Folder | 0755 |
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mach | Folder | 0755 |
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xen | Folder | 0755 |
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arch_gicv3.h | File | 9.05 KB | 0644 |
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arch_timer.h | File | 2.48 KB | 0644 |
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arm-cci.h | File | 1.05 KB | 0644 |
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asm-offsets.h | File | 35 B | 0644 |
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div64.h | File | 3.17 KB | 0644 |
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dma-iommu.h | File | 1.01 KB | 0644 |
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dma-mapping.h | File | 7.44 KB | 0644 |
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floppy.h | File | 3.61 KB | 0644 |
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fncpy.h | File | 3.08 KB | 0644 |
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fpstate.h | File | 1.73 KB | 0644 |
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gpio.h | File | 693 B | 0644 |
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highmem.h | File | 2.15 KB | 0644 |
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hugetlb-3level.h | File | 2.03 KB | 0644 |
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hw_breakpoint.h | File | 3.53 KB | 0644 |
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hypervisor.h | File | 140 B | 0644 |
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idmap.h | File | 355 B | 0644 |
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insn.h | File | 636 B | 0644 |
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irqflags.h | File | 3.88 KB | 0644 |
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kmap_types.h | File | 190 B | 0644 |
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kprobes.h | File | 2.65 KB | 0644 |
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limits.h | File | 166 B | 0644 |
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linkage.h | File | 216 B | 0644 |
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mc146818rtc.h | File | 720 B | 0644 |
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mcpm.h | File | 11.92 KB | 0644 |
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mcs_spinlock.h | File | 570 B | 0644 |
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memblock.h | File | 248 B | 0644 |
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memory.h | File | 9.95 KB | 0644 |
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mmu.h | File | 953 B | 0644 |
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mmu_context.h | File | 3.94 KB | 0644 |
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module.h | File | 1.57 KB | 0644 |
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mpu.h | File | 2.15 KB | 0644 |
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mtd-xip.h | File | 666 B | 0644 |
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outercache.h | File | 3.78 KB | 0644 |
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page-nommu.h | File | 957 B | 0644 |
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patch.h | File | 438 B | 0644 |
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pci.h | File | 956 B | 0644 |
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percpu.h | File | 1.56 KB | 0644 |
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perf_event.h | File | 857 B | 0644 |
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pgalloc.h | File | 3.79 KB | 0644 |
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pgtable-2level-hwdef.h | File | 3.45 KB | 0644 |
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pgtable-2level-types.h | File | 1.84 KB | 0644 |
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pgtable-2level.h | File | 8.51 KB | 0644 |
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pgtable-3level-hwdef.h | File | 3.95 KB | 0644 |
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pgtable-3level-types.h | File | 1.89 KB | 0644 |
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pgtable-3level.h | File | 9.54 KB | 0644 |
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pgtable-hwdef.h | File | 467 B | 0644 |
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pgtable-nommu.h | File | 2.51 KB | 0644 |
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pgtable.h | File | 11.71 KB | 0644 |
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probes.h | File | 1.73 KB | 0644 |
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proc-fns.h | File | 4.79 KB | 0644 |
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processor.h | File | 3.4 KB | 0644 |
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procinfo.h | File | 1.27 KB | 0644 |
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prom.h | File | 715 B | 0644 |
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psci.h | File | 771 B | 0644 |
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ptrace.h | File | 4.89 KB | 0644 |
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sections.h | File | 189 B | 0644 |
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set_memory.h | File | 1.04 KB | 0644 |
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setup.h | File | 934 B | 0644 |
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shmparam.h | File | 419 B | 0644 |
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signal.h | File | 500 B | 0644 |
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smp.h | File | 3.1 KB | 0644 |
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smp_plat.h | File | 2.48 KB | 0644 |
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smp_scu.h | File | 1.32 KB | 0644 |
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smp_twd.h | File | 908 B | 0644 |
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sparsemem.h | File | 716 B | 0644 |
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spectre.h | File | 906 B | 0644 |
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spinlock.h | File | 5.49 KB | 0644 |
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spinlock_types.h | File | 541 B | 0644 |
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stackprotector.h | File | 1.09 KB | 0644 |
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stacktrace.h | File | 742 B | 0644 |
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stage2_pgtable.h | File | 2.12 KB | 0644 |
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string.h | File | 1.43 KB | 0644 |
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suspend.h | File | 369 B | 0644 |
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swab.h | File | 1005 B | 0644 |
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switch_to.h | File | 1.03 KB | 0644 |
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sync_bitops.h | File | 1.03 KB | 0644 |
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syscall.h | File | 2.48 KB | 0644 |
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system_info.h | File | 763 B | 0644 |
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system_misc.h | File | 1.14 KB | 0644 |
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tcm.h | File | 937 B | 0644 |
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therm.h | File | 655 B | 0644 |
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thread_info.h | File | 5.2 KB | 0644 |
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thread_notify.h | File | 1.2 KB | 0644 |
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timex.h | File | 577 B | 0644 |
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tlb.h | File | 7.37 KB | 0644 |
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tlbflush.h | File | 17.88 KB | 0644 |
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tls.h | File | 3.09 KB | 0644 |
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topology.h | File | 1.18 KB | 0644 |
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traps.h | File | 1.17 KB | 0644 |
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trusted_foundations.h | File | 2.29 KB | 0644 |
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uaccess-asm.h | File | 2.83 KB | 0644 |
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uaccess.h | File | 16.22 KB | 0644 |
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ucontext.h | File | 2.98 KB | 0644 |
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unaligned.h | File | 846 B | 0644 |
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unified.h | File | 1.61 KB | 0644 |
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unistd.h | File | 1.68 KB | 0644 |
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unwind.h | File | 1.71 KB | 0644 |
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uprobes.h | File | 1.07 KB | 0644 |
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user.h | File | 4.2 KB | 0644 |
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v7m.h | File | 2.93 KB | 0644 |
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vdso.h | File | 507 B | 0644 |
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vdso_datapage.h | File | 1.69 KB | 0644 |
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vfp.h | File | 2.86 KB | 0644 |
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vfpmacros.h | File | 2.1 KB | 0644 |
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vga.h | File | 305 B | 0644 |
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virt.h | File | 2.9 KB | 0644 |
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word-at-a-time.h | File | 2.08 KB | 0644 |
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xor.h | File | 5.22 KB | 0644 |
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