libgloss: mcore: add custom syscall header

The mcore simulator has a unique set of syscall numbers.  Add a header
that matches reality since the common one doesn't.

libgloss/ChangeLog

@@ -1,3 +1,7 @@
+2015-04-21  Mike Frysinger  <vapier@gentoo.org>
+
+	* mcore/syscall.h: New header.
+
 2015-04-21  Mike Frysinger  <vapier@gentoo.org>
 
 	* arm/syscall.h: Adjust comment header.

libgloss/mcore/syscall.h

@@ -0,0 +1,43 @@
+/* syscall.h for the mcore processor.  It matches the syscalls.S file which
+   matches the GNU simulator.
+
+   Redistribution and use in source and binary forms, with or without
+   modification, are permitted provided that the following conditions are met:
+
+     * Redistributions of source code must retain the above copyright notice,
+       this list of conditions and the following disclaimer.
+     * 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.
+     * Neither the name of Rolls-Royce Controls and Data Services Limited 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 COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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.  */
+
+#ifndef LIBGLOSS_SYSCALL_H
+#define LIBGLOSS_SYSCALL_H
+
+#define SYS_read		3
+#define SYS_write		4
+#define SYS_open		5
+#define SYS_close		6
+#define SYS_creat		8
+#define SYS_link		9
+#define SYS_unlink		10
+#define SYS_time		13
+#define SYS_lseek		19
+#define SYS_access		33
+#define SYS_times		43
+
+#endif