1 /* $OpenBSD: fpu.h,v 1.4 2011/01/08 23:02:04 deraadt Exp $ */ 2 3 /* 4 * Copyright (c) 2010 Joel Sing <jsing@openbsd.org> 5 * 6 * Permission to use, copy, modify, and distribute this software for any 7 * purpose with or without fee is hereby granted, provided that the above 8 * copyright notice and this permission notice appear in all copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 #ifndef _MACHINE_FPU_H_ 20 #define _MACHINE_FPU_H_ 21 22 #include <machine/cpu.h> 23 #include <machine/reg.h> 24 25 struct hppa_fpstate { 26 struct fpreg hfp_regs; 27 volatile struct cpu_info *hfp_cpu; /* CPU which FPU state is on. */ 28 }; 29 30 struct proc; 31 32 void fpu_proc_flush(struct proc *); 33 void fpu_proc_save(struct proc *); 34 void fpu_cpu_save(int); 35 36 #endif /* _MACHINE_FPU_H_ */ 37