HardenedBSD/lib/libkvm/kvm_i386.h
John Baldwin 2f9e579166 Fix building with GCC since PAGE_MASK is signed on i386.
Reviewed by:	ngie
MFC after:	1 week
Differential Revision:	https://reviews.freebsd.org/D4772
2016-01-14 15:51:13 +00:00

80 lines
3.1 KiB
C

/*-
* 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_I386_H__
#define __KVM_I386_H__
#ifdef __i386__
#include <vm/vm.h>
#include <vm/pmap.h>
#endif
typedef uint32_t i386_physaddr_t;
typedef uint32_t i386_pte_t;
typedef uint32_t i386_pde_t;
typedef uint64_t i386_physaddr_pae_t;
typedef uint64_t i386_pte_pae_t;
typedef uint64_t i386_pde_pae_t;
#define I386_PAGE_SHIFT 12
#define I386_PAGE_SIZE (1 << I386_PAGE_SHIFT)
#define I386_PAGE_MASK (I386_PAGE_SIZE - 1)
#define I386_NPTEPG (I386_PAGE_SIZE / sizeof(i386_pte_t))
#define I386_PDRSHIFT 22
#define I386_NBPDR (1 << I386_PDRSHIFT)
#define I386_PAGE_PS_MASK (I386_NBPDR - 1)
#define I386_NPTEPG_PAE (I386_PAGE_SIZE / sizeof(i386_pte_pae_t))
#define I386_PDRSHIFT_PAE 21
#define I386_NBPDR_PAE (1 << I386_PDRSHIFT_PAE)
#define I386_PAGE_PS_MASK_PAE (I386_NBPDR_PAE - 1)
#define I386_PG_V 0x001
#define I386_PG_PS 0x080
#define I386_PG_FRAME_PAE (0x000ffffffffff000ull)
#define I386_PG_PS_FRAME_PAE (0x000fffffffe00000ull)
#define I386_PG_FRAME (0xfffff000)
#define I386_PG_PS_FRAME (0xffc00000)
#ifdef __i386__
_Static_assert(PAGE_SHIFT == I386_PAGE_SHIFT, "PAGE_SHIFT mismatch");
_Static_assert(PAGE_SIZE == I386_PAGE_SIZE, "PAGE_SIZE mismatch");
_Static_assert(PAGE_MASK == I386_PAGE_MASK, "PAGE_MASK mismatch");
_Static_assert(NPTEPG == I386_NPTEPG, "NPTEPG mismatch");
_Static_assert(PDRSHIFT == I386_PDRSHIFT, "PDRSHIFT mismatch");
_Static_assert(NBPDR == I386_NBPDR, "NBPDR mismatch");
_Static_assert(PG_V == I386_PG_V, "PG_V mismatch");
_Static_assert(PG_PS == I386_PG_PS, "PG_PS mismatch");
_Static_assert((u_int)PG_FRAME == I386_PG_FRAME, "PG_FRAME mismatch");
_Static_assert(PG_PS_FRAME == I386_PG_PS_FRAME, "PG_PS_FRAME mismatch");
#endif
int _i386_native(kvm_t *);
#endif /* !__KVM_I386_H__ */