Options menu, some mobile fns

misc/mobile_40.asm

@@ -7686,9 +7686,9 @@ Unknown_1035d7: ; 1035d7
 	dw Unknown_103608
 	dw Unknown_1035fe
 
-	dw Function103612
-	dw Function103612
-	dw Function103612
+	dw AskMobileOrCable
+	dw AskMobileOrCable
+	dw AskMobileOrCable
 
 Unknown_1035e7: ; 1035e7
 	dwcoord 0, 6
@@ -7719,18 +7719,18 @@ Unknown_103608: ; 103608
 	db 2, 2, 3
 ; 103612
 
-Function103612: ; 103612
+AskMobileOrCable: ; 103612
 	ld hl, MenuDataHeader_103640
 	call LoadMenuDataHeader
 	ld a, [wdc40]
 	and $f
-	jr z, .asm_103622
+	jr z, .skip_load
 	ld [wMenuCursorBuffer], a
 
-.asm_103622
+.skip_load
 	call InterpretMenu2
 	call WriteBackup
-	jr c, .asm_10363b
+	jr c, .pressed_b
 	ld a, [MenuSelection2]
 	ld [ScriptVar], a
 	ld c, a
@@ -7740,7 +7740,7 @@ Function103612: ; 103612
 	ld [wdc40], a
 	ret
 
-.asm_10363b
+.pressed_b
 	xor a
 	ld [ScriptVar], a
 	ret

misc/mobile_41.asm

@@ -743,7 +743,9 @@ endr
 	ret
 ; 10630f
 
-Function10630f: ; 10630f
+; functions related to the cable club and various NPC scripts referencing mobile communications
+
+Mobile_DummyReturnFalse: ; 10630f
 	xor a
 	ld [ScriptVar], a
 	ret
@@ -766,8 +768,10 @@ MobileFn_106314: mobile ; 106314
 
 Function10632f: ; 10632f
 	or a
-	mobile
+	ret
 
+Function106331: ; 106331 - called by Mobile_DummyReturnFalse in Crystal-J
+	; check ~[4:b000] == [7:a800]
 	ld a, $4
 	call GetSRAMBank
 	ld a, [$b000]
@@ -781,17 +785,22 @@ Function10632f: ; 10632f
 	call CloseSRAM
 	ld a, c
 	cp b
-	jr nz, .asm_106359
+	jr nz, .nope
+
+	; check [7:a800] != 0
 	and a
-	jr z, .asm_106359
-	and $8f
+	jr z, .nope
+
+	; check !([7:a800] & %01110000)
+	and %10001111
 	cp c
-	jr nz, .asm_106359
+	jr nz, .nope
+
 	ld c, a
 	scf
 	ret
 
-.asm_106359
+.nope
 	xor a
 	ld c, a
 	ret