Yet more documentation of rfu fields and functions

include/link_rfu.h

@@ -283,7 +283,7 @@ typedef struct UnkRfuStruct_2
     /* 0x080 */ struct UnkRfuStruct_2_Sub_6c unk_80[5];
     /* 0x0e4 */ u8 unk_e4[5];
     /* 0x0e9 */ u8 unk_e9[5];
-    /* 0x0ee */ vu8 unk_ee;
+    /* 0x0ee */ vu8 errorState;
     /* 0x0ef */ u8 unk_ef;
     /* 0x0f0 */ u8 linkLossRecoveryState;
     /* 0x0f1 */ u8 unk_f1;
@@ -374,8 +374,8 @@ void Rfu_SetBlockReceivedFlag(u8 who);
 void Rfu_ResetBlockReceivedFlag(u8 who);
 bool8 Rfu_IsMaster(void);
 void sub_80F85F8(void);
-bool32 sub_80FAE94(void);
-bool32 sub_80FAEF0(void);
+bool32 LinkRfuMain1(void);
+bool32 LinkRfuMain2(void);
 bool32 IsRfuRecvQueueEmpty(void);
 u32 GetRfuRecvQueueLength(void);
 void sub_80F8DC0(void);