From: Philip Homburg <philip@cs.vu.nl>
Date: Fri, 30 Sep 2005 12:51:33 +0000 (+0000)
Subject: Added sys_eniop, sys_vm_setbuf, and sys_vm_map.
X-Git-Tag: v3.1.2a~686
X-Git-Url: http://zhaoyanbai.com/repos/html/index.html?a=commitdiff_plain;h=9528152f68254a25a2d33dba4c650d7276c1b2cc;p=minix.git

Added sys_eniop, sys_vm_setbuf, and sys_vm_map.
---

diff --git a/lib/other/Makefile b/lib/other/Makefile
index c1dc8b544..d03376e81 100755
--- a/lib/other/Makefile
+++ b/lib/other/Makefile
@@ -63,6 +63,8 @@ OBJECTS	= \
 	$(LIBRARY)(swab.o) \
 	$(LIBRARY)(syscall.o) \
 	$(LIBRARY)(sysconf.o) \
+	$(LIBRARY)(sys_eniop.o) \
+	$(LIBRARY)(taskcall.o) \
 	$(LIBRARY)(telldir.o) \
 	$(LIBRARY)(termcap.o) \
 	$(LIBRARY)(ttyname.o) \
@@ -251,6 +253,12 @@ $(LIBRARY)(sysconf.o):	sysconf.c
 $(LIBRARY)(syslib.o):	syslib.c
 	$(CC1) syslib.c
 
+$(LIBRARY)(sys_eniop.o): sys_eniop.c
+	$(CC1) sys_eniop.c
+
+$(LIBRARY)(taskcall.o):	taskcall.c
+	$(CC1) taskcall.c
+
 $(LIBRARY)(telldir.o):	telldir.c
 	$(CC1) telldir.c
 
diff --git a/lib/other/sys_eniop.c b/lib/other/sys_eniop.c
new file mode 100644
index 000000000..d3d5a9231
--- /dev/null
+++ b/lib/other/sys_eniop.c
@@ -0,0 +1,14 @@
+#include "../syslib/syslib.h"
+
+/*===========================================================================*
+ *                               sys_enable_iop				     *    
+ *===========================================================================*/
+PUBLIC int sys_enable_iop(proc_nr)
+int proc_nr;			/* number of process to allow I/O */
+{
+    message m_iop;
+    m_iop.PROC_NR = proc_nr;
+    return _taskcall(SYSTASK, SYS_IOPENABLE, &m_iop);
+}
+
+
diff --git a/lib/other/taskcall.c b/lib/other/taskcall.c
new file mode 100755
index 000000000..0a2024aa1
--- /dev/null
+++ b/lib/other/taskcall.c
@@ -0,0 +1,20 @@
+/* _taskcall() is the same as _syscall() except it returns negative error
+ * codes directly and not in errno.  This is a better interface for MM and
+ * FS.
+ */
+
+#include <lib.h>
+#include <minix/syslib.h>
+
+PUBLIC int _taskcall(who, syscallnr, msgptr)
+int who;
+int syscallnr;
+register message *msgptr;
+{
+  int status;
+
+  msgptr->m_type = syscallnr;
+  status = _sendrec(who, msgptr);
+  if (status != 0) return(status);
+  return(msgptr->m_type);
+}
diff --git a/lib/syslib/Makefile b/lib/syslib/Makefile
index 165747130..63b44bf24 100755
--- a/lib/syslib/Makefile
+++ b/lib/syslib/Makefile
@@ -42,6 +42,8 @@ OBJECTS	= \
 	$(LIBSYS)(sys_voutl.o) \
 	$(LIBSYS)(sys_setalarm.o) \
 	$(LIBSYS)(sys_memset.o) \
+	$(LIBSYS)(sys_vm_setbuf.o) \
+	$(LIBSYS)(sys_vm_map.o) \
 	$(LIBSYS)(taskcall.o) \
 
 $(LIBSYS):	$(OBJECTS)
@@ -150,6 +152,12 @@ $(LIBSYS)(sys_setalarm.o):	sys_setalarm.c
 $(LIBSYS)(sys_memset.o):	sys_memset.c
 	$(CC1) sys_memset.c
 
+$(LIBSYS)(sys_vm_setbuf.o):	sys_vm_setbuf.c
+	$(CC1) sys_vm_setbuf.c
+
+$(LIBSYS)(sys_vm_map.o):	sys_vm_map.c
+	$(CC1) sys_vm_map.c
+
 $(LIBSYS)(taskcall.o):	taskcall.c
 	$(CC1) taskcall.c
 
diff --git a/lib/syslib/sys_vm_map.c b/lib/syslib/sys_vm_map.c
new file mode 100644
index 000000000..6f4296da1
--- /dev/null
+++ b/lib/syslib/sys_vm_map.c
@@ -0,0 +1,25 @@
+#include "syslib.h"
+
+/*===========================================================================*
+ *                                sys_vm_map				     *
+ *===========================================================================*/
+PUBLIC int sys_vm_map(proc_nr, do_map, base, size, offset)
+int proc_nr;
+int do_map;
+phys_bytes base;
+phys_bytes size;
+phys_bytes offset;
+{
+    message m;
+    int result;
+
+    m.m4_l1= proc_nr;
+    m.m4_l2= do_map;
+    m.m4_l3= base;
+    m.m4_l4= size;
+    m.m4_l5= offset;
+
+    result = _taskcall(SYSTASK, SYS_VM_MAP, &m);
+    return(result);
+}
+
diff --git a/lib/syslib/sys_vm_setbuf.c b/lib/syslib/sys_vm_setbuf.c
new file mode 100644
index 000000000..ade00cc62
--- /dev/null
+++ b/lib/syslib/sys_vm_setbuf.c
@@ -0,0 +1,21 @@
+#include "syslib.h"
+
+/*===========================================================================*
+ *                                sys_vm_setbuf				     *
+ *===========================================================================*/
+PUBLIC int sys_vm_setbuf(base, size, high)
+phys_bytes base;
+phys_bytes size;
+phys_bytes high;
+{
+    message m;
+    int result;
+
+    m.m4_l1= base;
+    m.m4_l2= size;
+    m.m4_l3= high;
+
+    result = _taskcall(SYSTASK, SYS_VM_SETBUF, &m);
+    return(result);
+}
+