Start decomp of pokenav_unk_1

Looks like it's the Ribbons menu, based on the first function.

src/pokenav.c

@@ -47,7 +47,6 @@ struct PokenavResources
 };
 
 extern u32 sub_81C9430(void);
-extern u32 sub_81C9298(void);
 extern u32 sub_81C941C(void);
 extern u32 sub_81C9924(void);
 extern u32 sub_81C99C0(void);

src/pokenav_unk_1.c

@@ -0,0 +1,43 @@
+#include "global.h"
+#include "pokenav.h"
+#include "event_data.h"
+
+struct Pokenav1Struct
+{
+    u16 unk0;
+    u16 unk2;
+    u16 unk4;
+    u16 unk6;
+    u8 unk8[8];
+};
+
+extern void sub_81C939C(struct Pokenav1Struct *state);
+
+u8 sub_81C9268(void)
+{
+    u32 ret = 0;
+    if (FlagGet(FLAG_ADDED_MATCH_CALL_TO_POKENAV))
+    { 
+        ret = 1;
+        if (FlagGet(FLAG_SYS_RIBBON_GET))
+            ret = 2;
+    }
+    
+    return ret;
+}
+
+u32 sub_81C9298(void)
+{
+    struct Pokenav1Struct *state = AllocSubstruct(1, sizeof(struct Pokenav1Struct));
+
+    if (state == NULL)
+        return 0;
+    
+    state->unk0 = sub_81C9268();
+    state->unk2 = 0;
+    state->unk4 = 0;
+    state->unk6 = 0;
+    sub_81C939C(state);
+
+    return 1;
+}