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_align.h
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_bus.h
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_inttypes.h
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acpica_machdep.h
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armreg.h
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asm.h
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atomic.h
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bus.h
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bus_dma.h
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bus_dma_impl.h
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clock.h
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counter.h
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cpu.h
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cpufunc.h
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csan.h
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debug_monitor.h
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disassem.h
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dump.h
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elf.h
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endian.h
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exec.h
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float.h
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floatingpoint.h
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fpu.h
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frame.h
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gdb_machdep.h
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hypervisor.h
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ieeefp.h
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ifunc.h
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in_cksum.h
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intr.h
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iodev.h
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iommu.h
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kdb.h
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machdep.h
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md_var.h
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memdev.h
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metadata.h
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minidump.h
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ofw_machdep.h
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param.h
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pcb.h
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pci_cfgreg.h
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pcpu.h
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pcpu_aux.h
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pmap.h
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pmc_mdep.h
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proc.h
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procctl.h
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profile.h
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psl.h
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pte.h
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ptrace.h
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reg.h
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reloc.h
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resource.h
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runq.h
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setjmp.h
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sf_buf.h
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sigframe.h
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signal.h
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smp.h
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stack.h
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stdarg.h
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sysarch.h
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trap.h
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ucontext.h
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undefined.h
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vdso.h
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vfp.h
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vm.h
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vmparam.h
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Editing: pte.h
/*- * Copyright (c) 2014 Andrew Turner * Copyright (c) 2014-2015 The FreeBSD Foundation * All rights reserved. * * This software was developed by Andrew Turner under * sponsorship from the FreeBSD Foundation. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD$ */ #ifndef _MACHINE_PTE_H_ #define _MACHINE_PTE_H_ #ifndef LOCORE typedef uint64_t pd_entry_t; /* page directory entry */ typedef uint64_t pt_entry_t; /* page table entry */ #endif /* Block and Page attributes */ #define ATTR_MASK_H UINT64_C(0xfffc000000000000) #define ATTR_MASK_L UINT64_C(0x0000000000000fff) #define ATTR_MASK (ATTR_MASK_H | ATTR_MASK_L) /* Bits 58:55 are reserved for software */ #define ATTR_SW_UNUSED2 (1UL << 58) #define ATTR_SW_UNUSED1 (1UL << 57) #define ATTR_SW_MANAGED (1UL << 56) #define ATTR_SW_WIRED (1UL << 55) #define ATTR_S1_UXN (1UL << 54) #define ATTR_S1_PXN (1UL << 53) #define ATTR_S1_XN (ATTR_S1_PXN | ATTR_S1_UXN) #define ATTR_S2_XN(x) ((x) << 53) #define ATTR_S2_XN_MASK ATTR_S2_XN(3UL) #define ATTR_S2_XN_NONE 0UL /* Allow execution at EL0 & EL1 */ #define ATTR_S2_XN_EL1 1UL /* Allow execution at EL0 */ #define ATTR_S2_XN_ALL 2UL /* No execution */ #define ATTR_S2_XN_EL0 3UL /* Allow execution at EL1 */ #define ATTR_CONTIGUOUS (1UL << 52) #define ATTR_DBM (1UL << 51) #define ATTR_S1_nG (1 << 11) #define ATTR_AF (1 << 10) #define ATTR_SH(x) ((x) << 8) #define ATTR_SH_MASK ATTR_SH(3) #define ATTR_SH_NS 0 /* Non-shareable */ #define ATTR_SH_OS 2 /* Outer-shareable */ #define ATTR_SH_IS 3 /* Inner-shareable */ #define ATTR_S1_AP_RW_BIT (1 << 7) #define ATTR_S1_AP(x) ((x) << 6) #define ATTR_S1_AP_MASK ATTR_S1_AP(3) #define ATTR_S1_AP_RW (0 << 1) #define ATTR_S1_AP_RO (1 << 1) #define ATTR_S1_AP_USER (1 << 0) #define ATTR_S1_NS (1 << 5) #define ATTR_S1_IDX(x) ((x) << 2) #define ATTR_S1_IDX_MASK (7 << 2) #define ATTR_S2_S2AP(x) ((x) << 6) #define ATTR_S2_S2AP_MASK 3 #define ATTR_S2_S2AP_READ 1 #define ATTR_S2_S2AP_WRITE 2 #define ATTR_S2_MEMATTR(x) ((x) << 2) #define ATTR_S2_MEMATTR_MASK ATTR_S2_MEMATTR(0xf) #define ATTR_S2_MEMATTR_DEVICE_nGnRnE 0x0 #define ATTR_S2_MEMATTR_NC 0xf #define ATTR_S2_MEMATTR_WT 0xa #define ATTR_S2_MEMATTR_WB 0xf #define ATTR_DEFAULT (ATTR_AF | ATTR_SH(ATTR_SH_IS)) #define ATTR_DESCR_MASK 3 #define ATTR_DESCR_VALID 1 #define ATTR_DESCR_TYPE_MASK 2 #define ATTR_DESCR_TYPE_TABLE 2 #define ATTR_DESCR_TYPE_PAGE 2 #define ATTR_DESCR_TYPE_BLOCK 0 /* Level 0 table, 512GiB per entry */ #define L0_SHIFT 39 #define L0_SIZE (1ul << L0_SHIFT) #define L0_OFFSET (L0_SIZE - 1ul) #define L0_INVAL 0x0 /* An invalid address */ /* 0x1 Level 0 doesn't support block translation */ /* 0x2 also marks an invalid address */ #define L0_TABLE 0x3 /* A next-level table */ /* Level 1 table, 1GiB per entry */ #define L1_SHIFT 30 #define L1_SIZE (1 << L1_SHIFT) #define L1_OFFSET (L1_SIZE - 1) #define L1_INVAL L0_INVAL #define L1_BLOCK 0x1 #define L1_TABLE L0_TABLE /* Level 2 table, 2MiB per entry */ #define L2_SHIFT 21 #define L2_SIZE (1 << L2_SHIFT) #define L2_OFFSET (L2_SIZE - 1) #define L2_INVAL L1_INVAL #define L2_BLOCK L1_BLOCK #define L2_TABLE L1_TABLE #define L2_BLOCK_MASK UINT64_C(0xffffffe00000) /* Level 3 table, 4KiB per entry */ #define L3_SHIFT 12 #define L3_SIZE (1 << L3_SHIFT) #define L3_OFFSET (L3_SIZE - 1) #define L3_SHIFT 12 #define L3_INVAL 0x0 /* 0x1 is reserved */ /* 0x2 also marks an invalid address */ #define L3_PAGE 0x3 #define PMAP_MAPDEV_EARLY_SIZE (L2_SIZE * 8) #define L0_ENTRIES_SHIFT 9 #define L0_ENTRIES (1 << L0_ENTRIES_SHIFT) #define L0_ADDR_MASK (L0_ENTRIES - 1) #define Ln_ENTRIES_SHIFT 9 #define Ln_ENTRIES (1 << Ln_ENTRIES_SHIFT) #define Ln_ADDR_MASK (Ln_ENTRIES - 1) #define Ln_TABLE_MASK ((1 << 12) - 1) #define pmap_l0_index(va) (((va) >> L0_SHIFT) & L0_ADDR_MASK) #define pmap_l1_index(va) (((va) >> L1_SHIFT) & Ln_ADDR_MASK) #define pmap_l2_index(va) (((va) >> L2_SHIFT) & Ln_ADDR_MASK) #define pmap_l3_index(va) (((va) >> L3_SHIFT) & Ln_ADDR_MASK) #endif /* !_MACHINE_PTE_H_ */ /* End of pte.h */
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