/*- * Copyright (c) 1997 Berkeley Software Design, Inc. 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. * 3. Berkeley Software Design Inc's name may not be used to endorse or * promote products derived from this software without specific prior * written permission. * * THIS SOFTWARE IS PROVIDED BY BERKELEY SOFTWARE DESIGN INC ``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 BERKELEY SOFTWARE DESIGN INC 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. * * from: BSDI: pmap.v9.h,v 1.10.2.6 1999/08/23 22:18:44 cp Exp * $FreeBSD$ */ #ifndef _MACHINE_TTE_H_ #define _MACHINE_TTE_H_ #define TTE_SHIFT (4) #define TD_SIZE_SHIFT (61) #define TD_SOFT2_SHIFT (50) #define TD_DIAG_SHIFT (41) #define TD_PA_SHIFT (13) #define TD_SOFT_SHIFT (7) #define TD_SIZE_SIZE (2) #define TD_SOFT2_SIZE (9) #define TD_DIAG_SIZE (9) #define TD_PA_SIZE (28) #define TD_SOFT_SIZE (6) #define TD_SIZE_MASK (((1UL << TD_SIZE_SIZE) - 1) << TD_SIZE_SHIFT) #define TD_SOFT2_MASK (((1UL << TD_SOFT2_SIZE) - 1) << TD_SOFT2_SHIFT) #define TD_DIAG_MASK (((1UL << TD_DIAG_SIZE) - 1) << TD_DIAG_SHIFT) #define TD_PA_MASK (((1UL << TD_PA_SIZE) - 1) << TD_PA_SHIFT) #define TD_SOFT_MASK (((1UL << TD_SOFT_SIZE) - 1) << TD_SOFT_SHIFT) #define TS_EXEC (1UL << 4) #define TS_REF (1UL << 3) #define TS_PV (1UL << 2) #define TS_W (1UL << 1) #define TS_WIRED (1UL << 0) #define TD_V (1UL << 63) #define TD_8K (0UL << TD_SIZE_SHIFT) #define TD_64K (1UL << TD_SIZE_SHIFT) #define TD_512K (2UL << TD_SIZE_SHIFT) #define TD_4M (3UL << TD_SIZE_SHIFT) #define TD_NFO (1UL << 60) #define TD_IE (1UL << 59) #define TD_PA(pa) ((pa) & TD_PA_MASK) #define TD_EXEC (TS_EXEC << TD_SOFT_SHIFT) #define TD_REF (TS_REF << TD_SOFT_SHIFT) #define TD_PV (TS_PV << TD_SOFT_SHIFT) #define TD_SW (TS_W << TD_SOFT_SHIFT) #define TD_WIRED (TS_WIRED << TD_SOFT_SHIFT) #define TD_L (1UL << 6) #define TD_CP (1UL << 5) #define TD_CV (1UL << 4) #define TD_E (1UL << 3) #define TD_P (1UL << 2) #define TD_W (1UL << 1) #define TD_G (1UL << 0) #define TV_VPN(va) ((va) >> PAGE_SHIFT) #define TD_GET_SIZE(d) (((d) >> TD_SIZE_SHIFT) & 3) #define TD_GET_PA(d) ((d) & TD_PA_MASK) #define TD_GET_TLB(d) (((d) & TD_EXEC) ? (TLB_DTLB | TLB_ITLB) : TLB_DTLB) #define TV_GET_VA(vpn) ((vpn) << PAGE_SHIFT) struct tte { u_long tte_vpn; u_long tte_data; }; static __inline int tte_match_vpn(struct tte tte, vm_offset_t vpn) { return ((tte.tte_data & TD_V) != 0 && tte.tte_vpn == vpn); } static __inline int tte_match(struct tte tte, vm_offset_t va) { return (tte_match_vpn(tte, va >> PAGE_SHIFT)); } #endif /* !_MACHINE_TTE_H_ */