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Diffstat (limited to 'StdLib/Include/Ipf/machine/cpu.h')
| -rw-r--r-- | StdLib/Include/Ipf/machine/cpu.h | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/StdLib/Include/Ipf/machine/cpu.h b/StdLib/Include/Ipf/machine/cpu.h new file mode 100644 index 0000000000..33d70dd83e --- /dev/null +++ b/StdLib/Include/Ipf/machine/cpu.h @@ -0,0 +1,180 @@ +/* $NetBSD: cpu.h,v 1.1 2006/04/07 14:21:18 cherry Exp $ */
+
+/*-
+ * Copyright (c) 2006 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
+ * NASA Ames Research Center, and by Charles M. Hannum.
+ *
+ * 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 NetBSD
+ * Foundation, Inc. and its contributors.
+ * 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
+ */
+
+
+/*-
+ * Copyright (c) 1988 University of Utah.
+ * Copyright (c) 1982, 1990, 1993
+ * 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.
+ * 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 $Hdr: cpu.h 1.16 91/03/25$
+ *
+ * @(#)cpu.h 8.4 (Berkeley) 1/5/94
+ */
+
+
+#ifndef _IA64_CPU_H_
+#define _IA64_CPU_H_
+
+#ifdef _KERNEL
+#include <sys/cpu_data.h>
+#include <sys/cc_microtime.h>
+#include <machine/frame.h>
+#include <machine/ia64_cpu.h>
+
+
+struct cpu_info {
+ struct device *ci_dev; /* pointer to our device */
+ struct cpu_info *ci_self; /* self-pointer */
+ /*
+ * Public members.
+ */
+ struct lwp *ci_curlwp; /* current owner of the processor */
+ struct cpu_data ci_data; /* MI per-cpu data */
+ struct cc_microtime_state ci_cc;/* cc_microtime state */
+ struct cpu_info *ci_next; /* next cpu_info structure */
+
+ /* XXX: Todo */
+ /*
+ * Private members.
+ */
+ cpuid_t ci_cpuid; /* our CPU ID */
+ struct pmap *ci_pmap; /* current pmap */
+ struct lwp *ci_fpcurlwp; /* current owner of the FPU */
+ paddr_t ci_curpcb; /* PA of current HW PCB */
+ struct pcb *ci_idle_pcb; /* our idle PCB */
+ struct cpu_softc *ci_softc; /* pointer to our device */
+ u_long ci_want_resched; /* preempt current process */
+ u_long ci_intrdepth; /* interrupt trap depth */
+ struct trapframe *ci_db_regs; /* registers for debuggers */
+};
+
+
+extern struct cpu_info cpu_info_primary;
+
+#ifdef MULTIPROCESSOR
+/* XXX: TODO */
+#else
+#define curcpu() (&cpu_info_primary)
+#endif /* MULTIPROCESSOR */
+
+#define cpu_number() 0 /*XXX: FIXME */
+
+#define aston(p) ((p)->p_md.md_astpending = 1)
+
+#define need_resched(ci) /*XXX: FIXME */
+
+struct clockframe {
+ struct trapframe cf_tf;
+};
+
+#define CLKF_PC(cf) ((cf)->cf_tf.tf_special.iip)
+#define CLKF_CPL(cf) ((cf)->cf_tf.tf_special.psr & IA64_PSR_CPL)
+#define CLKF_USERMODE(cf) (CLKF_CPL(cf) != IA64_PSR_CPL_KERN)
+#define CLKF_BASEPRI(frame) (0) /*XXX: CHECKME */
+#define CLKF_INTR(frame) (curcpu()->ci_intrdepth)
+
+#define TRAPF_PC(tf) ((tf)->tf_special.iip)
+#define TRAPF_CPL(tf) ((tf)->tf_special.psr & IA64_PSR_CPL)
+#define TRAPF_USERMODE(tf) (TRAPF_CPL(tf) != IA64_PSR_CPL_KERN)
+
+
+
+
+
+
+
+/*
+ * Give a profiling tick to the current process when the user profiling
+ * buffer pages are invalid. XXX:Fixme.... On the ia64 I haven't yet figured
+ * out what to do about this.. XXX.
+ */
+
+
+#define need_proftick(p)
+
+/*
+ * Notify the current process (p) that it has a signal pending,
+ * process as soon as possible.
+ */
+#define signotify(p) aston(p)
+
+#define setsoftclock() /*XXX: FIXME */
+
+/* machdep.c */
+int cpu_maxproc(void); /*XXX: Fill in machdep.c */
+
+#define cpu_proc_fork(p1, p2) /* XXX: Look into this. */
+
+
+/* XXX: TODO: generic microtime support kern/kern_microtime.c
+ * #define microtime(tv) cc_microtime(tv)
+ */
+
+
+#endif /* _KERNEL_ */
+#endif /* _IA64_CPU_H */
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