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lib/libkvm/kvm_arm.h
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/*- | |||||
* Copyright (c) 2015 John H. Baldwin <jhb@FreeBSD.org> | |||||
* All rights reserved. | |||||
* | |||||
* 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 __KVM_ARM_H__ | |||||
#define __KVM_ARM_H__ | |||||
#ifdef __arm__ | |||||
#include <machine/pte.h> | |||||
#endif | |||||
typedef uint32_t arm_physaddr_t; | |||||
typedef uint32_t arm_pd_entry_t; | |||||
typedef uint32_t arm_pt_entry_t; | |||||
#define ARM_PAGE_SHIFT 12 | |||||
#define ARM_PAGE_SIZE (1 << ARM_PAGE_SHIFT) /* Page size */ | |||||
#define ARM_PAGE_MASK (ARM_PAGE_SIZE - 1) | |||||
#define ARM_L1_TABLE_SIZE 0x4000 /* 16K */ | |||||
#define ARM_L1_S_SIZE 0x00100000 /* 1M */ | |||||
#define ARM_L1_S_OFFSET (ARM_L1_S_SIZE - 1) | |||||
#define ARM_L1_S_FRAME (~ARM_L1_S_OFFSET) | |||||
#define ARM_L1_S_SHIFT 20 | |||||
#define ARM_L2_L_SIZE 0x00010000 /* 64K */ | |||||
#define ARM_L2_L_OFFSET (ARM_L2_L_SIZE - 1) | |||||
#define ARM_L2_L_FRAME (~ARM_L2_L_OFFSET) | |||||
#define ARM_L2_L_SHIFT 16 | |||||
#define ARM_L2_S_SIZE 0x00001000 /* 4K */ | |||||
#define ARM_L2_S_OFFSET (ARM_L2_S_SIZE - 1) | |||||
#define ARM_L2_S_FRAME (~ARM_L2_S_OFFSET) | |||||
#define ARM_L2_S_SHIFT 12 | |||||
#define ARM_L1_TYPE_INV 0x00 /* Invalid (fault) */ | |||||
#define ARM_L1_TYPE_C 0x01 /* Coarse L2 */ | |||||
#define ARM_L1_TYPE_S 0x02 /* Section */ | |||||
#define ARM_L1_TYPE_MASK 0x03 /* Mask of type bits */ | |||||
#define ARM_L1_S_ADDR_MASK 0xfff00000 /* phys address of section */ | |||||
#define ARM_L1_C_ADDR_MASK 0xfffffc00 /* phys address of L2 Table */ | |||||
#define ARM_L2_TYPE_INV 0x00 /* Invalid (fault) */ | |||||
#define ARM_L2_TYPE_L 0x01 /* Large Page - 64k - not used yet*/ | |||||
#define ARM_L2_TYPE_S 0x02 /* Small Page - 4 */ | |||||
#define ARM_L2_TYPE_MASK 0x03 | |||||
#define ARM_L2_ADDR_BITS 0x000ff000 /* L2 PTE address bits */ | |||||
#ifdef __arm__ | |||||
_Static_assert(PAGE_SHIFT == ARM_PAGE_SHIFT, "PAGE_SHIFT mismatch"); | |||||
_Static_assert(PAGE_SIZE == ARM_PAGE_SIZE, "PAGE_SIZE mismatch"); | |||||
_Static_assert(PAGE_MASK == ARM_PAGE_MASK, "PAGE_MASK mismatch"); | |||||
_Static_assert(L1_TABLE_SIZE == ARM_L1_TABLE_SIZE, "L1_TABLE_SIZE mismatch"); | |||||
_Static_assert(L1_S_SIZE == ARM_L1_S_SIZE, "L1_S_SIZE mismatch"); | |||||
_Static_assert(L1_S_OFFSET == ARM_L1_S_OFFSET, "L1_S_OFFSET mismatch"); | |||||
_Static_assert(L1_S_FRAME == ARM_L1_S_FRAME, "L1_S_FRAME mismatch"); | |||||
_Static_assert(L1_S_SHIFT == ARM_L1_S_SHIFT, "L1_S_SHIFT mismatch"); | |||||
_Static_assert(L2_L_SIZE == ARM_L2_L_SIZE, "L2_L_SIZE mismatch"); | |||||
_Static_assert(L2_L_OFFSET == ARM_L2_L_OFFSET, "L2_L_OFFSET mismatch"); | |||||
_Static_assert(L2_L_FRAME == ARM_L2_L_FRAME, "L2_L_FRAME mismatch"); | |||||
_Static_assert(L2_L_SHIFT == ARM_L2_L_SHIFT, "L2_L_SHIFT mismatch"); | |||||
_Static_assert(L2_S_SIZE == ARM_L2_S_SIZE, "L2_S_SIZE mismatch"); | |||||
_Static_assert(L2_S_OFFSET == ARM_L2_S_OFFSET, "L2_S_OFFSET mismatch"); | |||||
_Static_assert(L2_S_FRAME == ARM_L2_S_FRAME, "L2_S_FRAME mismatch"); | |||||
_Static_assert(L2_S_SHIFT == ARM_L2_S_SHIFT, "L2_S_SHIFT mismatch"); | |||||
_Static_assert(L1_TYPE_INV == ARM_L1_TYPE_INV, "L1_TYPE_INV mismatch"); | |||||
_Static_assert(L1_TYPE_C == ARM_L1_TYPE_C, "L1_TYPE_C mismatch"); | |||||
_Static_assert(L1_TYPE_S == ARM_L1_TYPE_S, "L1_TYPE_S mismatch"); | |||||
_Static_assert(L1_TYPE_MASK == ARM_L1_TYPE_MASK, "L1_TYPE_MASK mismatch"); | |||||
_Static_assert(L1_S_ADDR_MASK == ARM_L1_S_ADDR_MASK, "L1_S_ADDR_MASK mismatch"); | |||||
_Static_assert(L1_C_ADDR_MASK == ARM_L1_C_ADDR_MASK, "L1_C_ADDR_MASK mismatch"); | |||||
_Static_assert(L2_TYPE_INV == ARM_L2_TYPE_INV, "L2_TYPE_INV mismatch"); | |||||
_Static_assert(L2_TYPE_L == ARM_L2_TYPE_L, "L2_TYPE_L mismatch"); | |||||
_Static_assert(L2_TYPE_S == ARM_L2_TYPE_S, "L2_TYPE_S mismatch"); | |||||
_Static_assert(L2_TYPE_MASK == ARM_L2_TYPE_MASK, "L2_TYPE_MASK mismatch"); | |||||
_Static_assert(L2_ADDR_BITS == ARM_L2_ADDR_BITS, "L2_ADDR_BITS mismatch"); | |||||
#endif | |||||
int _arm_native(kvm_t *); | |||||
#endif /* !__KVM_ARM_H__ */ |