---
tests/test-vm.c | 52 +++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 52 insertions(+)
create mode 100644 tests/test-vm.c
diff --git a/tests/test-vm.c b/tests/test-vm.c
new file mode 100644
index 00000000..ba52876b
--- /dev/null
+++ b/tests/test-vm.c
@@ -0,0 +1,52 @@
+
+#include <syscalls.h>
+#include <testlib.h>
+
+#include <mach/machine/vm_param.h>
+#include <mach/std_types.h>
+#include <mach/mach_types.h>
+#include <mach/vm_wire.h>
+#include <mach/vm_param.h>
+
+#include <device.user.h>
+#include <gnumach.user.h>
+#include <mach.user.h>
+#include <mach_port.user.h>
+
+
+static void test_memobj()
+{
+ // this emulates maptime()
+ struct mapped_time_value *mtime;
+ mach_port_t device, memobj;
+ int err = device_open (device_priv(), 0, "time", &device);
+ ASSERT_RET(err, "device_open");
+ err = device_map (device, VM_PROT_READ, 0, sizeof(*mtime), &memobj, 0);
+ ASSERT_RET(err, "device_map");
+ err = mach_port_deallocate (mach_task_self (), device);
+ ASSERT_RET(err, "mach_port_deallocate");
+ mtime = 0;
+ err =
+ vm_map (mach_task_self (), (vm_address_t *)&mtime, sizeof *mtime, 0, 1,
+ memobj, 0, 0, VM_PROT_READ, VM_PROT_READ, VM_INHERIT_NONE);
+ ASSERT_RET(err, "vm_map");
+ err = mach_port_deallocate (mach_task_self (), memobj);
+ ASSERT_RET(err, "mach_port_deallocate");
+ err = vm_deallocate(mach_task_self(), (vm_address_t)mtime, sizeof(*mtime));
+ ASSERT_RET(err, "vm_deallocate");
+}
+
+static void test_wire()
+{
+ int err = vm_wire_all(host_priv(), mach_task_self(), VM_WIRE_ALL);
+ ASSERT_RET(err, "vm_wire_all");
+}
+
+int main(int argc, char *argv[], int envc, char *envp[])
+{
+ printf("VM_MIN_ADDRESS=0x%p\n", VM_MIN_ADDRESS);
+ printf("VM_MAX_ADDRESS=0x%p\n", VM_MAX_ADDRESS);
+ test_wire();
+ test_memobj();
+ return 0;
+}
--
2.39.2
