remove "done" folders, label "bs/droneenter, bs/dronelook, and bs/dronevanish files and functions"

src/core1/os/resetglobalintmask.c

@@ -0,0 +1,13 @@
+#include <os_internal.h>
+#include <R4300.h>
+
+void __osResetGlobalIntMask(OSHWIntr interrupt)
+{
+    register u32 saveMask = __osDisableInt();
+
+    //not sure about these constants, SR_IBIT3 is external level 3 INT0, which I think corresponds to the rcp
+    //os.h has several masks defined that end in 401 but non that are just 401
+    __OSGlobalIntMask &= ~(interrupt & ~(SR_IBIT3 | SR_IE));
+
+    __osRestoreInt(saveMask);
+}