This is the first snapshot of the FreeBSD/ia64 kernel. This kernel will

not work on any real hardware (or fully work on any simulator). Much more
needs to happen before this is actually functional but its nice to see
the FreeBSD copyright message appear in the ia64 simulator.

1 files changed, 67 insertions, 0 deletions

diff --git a/sys/ia64/include/ucontext.h b/sys/ia64/include/ucontext.h
new file mode 100644
index 0000000..bb18d76
--- /dev/null
+++ b/sys/ia64/include/ucontext.h
@@ -0,0 +1,67 @@
+/*-
+ * Copyright (c) 1999 Marcel Moolenaar
+ * 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 
+ *    in this position and unchanged.
+ * 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. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+ *
+ * $FreeBSD$
+ */
+
+#ifndef _MACHINE_UCONTEXT_H_
+#define	_MACHINE_UCONTEXT_H_
+
+#define IA64_MC_FLAG_ONSTACK		0
+#define IA64_MC_FLAG_IN_SYSCALL		1
+#define IA64_MC_FLAG_FPH_VALID		2
+
+typedef struct __mcontext {
+	/*
+	 * These fields must match the definition
+	 * of struct sigcontext. That way we can support
+	 * struct sigcontext and ucontext_t at the same
+	 * time.
+	 *
+	 * We use the same layout as Linux/ia64 to make emulation
+	 * easier. 
+	 */
+	unsigned long	mc_flags;
+	unsigned long	mc_nat;
+	unsigned long	mc_sp;
+	unsigned long	mc_ip;
+	unsigned long	mc_cfm;
+	unsigned long	mc_um;
+	unsigned long	mc_ar_rsc;
+	unsigned long	mc_ar_bsp;
+	unsigned long	mc_ar_rnat;
+	unsigned long	mc_ar_ccv;
+	unsigned long	mc_ar_unat;
+	unsigned long	mc_ar_fpsr;
+	unsigned long	mc_ar_pfs;
+	unsigned long	mc_pr;
+	unsigned long	mc_br[8];
+	unsigned long	mc_gr[32];
+	struct ia64_fpreg mc_fr[128];
+} mcontext_t;
+
+#endif /* !_MACHINE_UCONTEXT_H_ */