new NetBSD file

diff --git a/sys/arch/sun3/sun3/machdep.h b/sys/arch/sun3/sun3/machdep.h
new file mode 100644 (file)
index 0000000..e6fa956
--- /dev/null
+++ b/sys/arch/sun3/sun3/machdep.h
@@ -0,0 +1,158 @@
+
+/*
+ * Copyright (c) 1994 Gordon W. Ross
+ * Copyright (c) 1993 Adam Glass
+ * Copyright (c) 1988 University of Utah.
+ * Copyright (c) 1982, 1990 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * the Systems Programming Group of the University of Utah Computer
+ * Science Department.
+ *
+ * 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. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *     This product includes software developed by the University of
+ *     California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
+ *
+ *     from: Utah Hdr: cpu.h 1.16 91/03/25
+ *     from: @(#)cpu.h 7.7 (Berkeley) 6/27/91
+ *     cpu.h,v 1.2 1993/05/22 07:58:17 cgd Exp
+ */
+
+#ifdef _KERNEL
+
+/*
+ * Internal definitions unique to sun3/68k cpu support.
+ * These are the "private" declarations - those needed
+ * only here in machine-independent code.  The "public"
+ * definitions are in cpu.h (used by common code).
+ */
+
+/* 680X0 function codes */
+#define        FC_USERD        1       /* user data space */
+#define        FC_USERP        2       /* user program space */
+#define        FC_CONTROL      3       /* sun control space */
+#define        FC_SUPERD       5       /* supervisor data space */
+#define        FC_SUPERP       6       /* supervisor program space */
+#define        FC_CPU          7       /* CPU space */
+
+/* fields in the 68020 cache control register */
+#define        IC_ENABLE       0x0001  /* enable instruction cache */
+#define        IC_FREEZE       0x0002  /* freeze instruction cache */
+#define        IC_CE           0x0004  /* clear instruction cache entry */
+#define        IC_CLR          0x0008  /* clear entire instruction cache */
+
+#define IC_CLEAR (IC_CLR|IC_ENABLE)
+
+
+/* Prototypes... */
+
+struct frame;
+struct fpframe;
+struct pcb;
+struct proc;
+struct reg;
+struct trapframe;
+struct pmap;
+
+extern int cache_size;
+extern int cold;
+extern int fpu_type;
+
+extern label_t *nofault;
+
+extern vm_offset_t vmmap;      /* XXX - See mem.c */
+
+/* Kernel virtual address space available: */
+extern vm_offset_t virtual_avail, virtual_end;
+/* Physical address space available: */
+extern vm_offset_t avail_start, avail_end;
+/* The "hole" (used to skip the Sun3/50 video RAM) */
+extern vm_offset_t hole_start, hole_size;
+
+void   ICIA __P((void));
+void   DCIA __P((void));
+void   DCIU __P((void));
+
+void   cache_enable __P((void));
+void   cache_flush_page(vm_offset_t pgva);
+void   cache_flush_segment(vm_offset_t sgva);
+void   cache_flush_context(void);
+
+int    cachectl __P((int req, caddr_t addr, int len));
+
+void   child_return __P((struct proc *));
+
+void   configure __P((void));
+void   cninit __P((void));
+
+void   dumpconf __P((void));
+void   dumpsys __P((void));
+
+int    fpu_emulate __P((struct frame *, struct fpframe *));
+
+int    getdfc __P((void));
+int    getsfc __P((void));
+
+void** getvbr __P((void));
+
+vm_offset_t high_segment_alloc __P((int npages));
+
+void   initfpu __P((void));
+
+void   isr_init __P((void));
+void   isr_config __P((void));
+
+void   m68881_save __P((struct fpframe *));
+void   m68881_restore __P((struct fpframe *));
+
+void   netintr __P((void));
+void   proc_trampoline __P((void));
+
+void   pmap_bootstrap __P((void));
+int    pmap_fault_reload __P((struct pmap *, vm_offset_t, int));
+void   pmap_get_ksegmap __P((u_char *));
+void   pmap_get_pagemap __P((int *pt, int off));
+
+void   regdump __P((struct frame *, int));
+
+void   savectx __P((struct pcb *));
+
+void   setvbr __P((void **));
+
+void   sun3_mon_abort __P((void));
+void   sun3_mon_halt __P((void));
+void   sun3_mon_reboot __P((char *));
+void   sun3_pmeg_init __P((void));
+void   sun3_reserve_pmeg __P((int pmeg_num));
+
+void   swapconf __P((void));
+void   swapgeneric __P((void));
+
+void   switch_exit __P((struct proc *));
+
+#endif /* _KERNEL */