1 /* $NetBSD: sysarch.h,v 1.8 2012/08/12 05:05:47 matt Exp $ */ 2 3 /* 4 * Copyright (c) 1996-1997 Mark Brinicombe. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Mark Brinicombe. 18 * 4. The name of the company nor the name of the author may be used to 19 * endorse or promote products derived from this software without specific 20 * prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 23 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 24 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 25 * IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 26 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 27 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 28 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 */ 34 35 #ifndef _ARM_SYSARCH_H_ 36 #define _ARM_SYSARCH_H_ 37 38 #include <sys/cdefs.h> 39 40 /* 41 * Pickup definition of uintptr_t 42 */ 43 #include <sys/stdint.h> 44 45 /* 46 * Architecture specific syscalls (arm) 47 */ 48 49 #define ARM_SYNC_ICACHE 0 50 #define ARM_DRAIN_WRITEBUF 1 51 #define ARM_VFP_FPSCR 2 52 53 struct arm_sync_icache_args { 54 uintptr_t addr; /* Virtual start address */ 55 size_t len; /* Region size */ 56 }; 57 58 struct arm_vfp_fpscr_args { 59 uint32_t fpscr_clear; /* bits to clear */ 60 uint32_t fpscr_set; /* bits to set */ 61 }; 62 63 #ifndef _KERNEL 64 __BEGIN_DECLS 65 int arm_sync_icache(u_int addr, int len); 66 int arm_drain_writebuf(void); 67 int sysarch(int, void *); 68 __END_DECLS 69 #endif 70 71 #endif /* !_ARM_SYSARCH_H_ */ 72