Matched some controller files (#178)

* osPfsIsPlug.c and osContSetCh.c OK

* update

* __osPfsGetStatus.c OK

* removed unused asm

* Updated all libultra controller files to use new structs instead of the temporary structs. Added os_pfs.h

* controller updates

* fixed header guard

* Made suggested changes

1 files changed, 21 insertions, 0 deletions

diff --git a/src/libultra_code/osContSetCh.c b/src/libultra_code/osContSetCh.c
new file mode 100644
index 000000000..cd5c09de9
--- /dev/null
+++ b/src/libultra_code/osContSetCh.c
@@ -0,0 +1,21 @@
+#include <ultra64.h>
+#include <global.h>
+
+/*
+ * s32 osContSetCh(u8 ch)
+ * This function specifies the number of devices for the functions to access when those functions access to multiple
+ * direct SI devices.
+ */
+s32 osContSetCh(u8 ch) {
+    __osSiGetAccess();
+
+    if (ch > MAXCONTROLLERS) {
+        __osMaxControllers = MAXCONTROLLERS;
+    } else {
+        __osMaxControllers = ch;
+    }
+
+    __osContLastPoll = -2;
+    __osSiRelAccess();
+    return 0;
+}