sydney/SNES-CIC-Disassembly
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Neo Anderson committed 2020-04-07 08:27:46 -07:00
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commit 4e8a063f86
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dissassembly/nescic-dis.txt
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;; RESET
000: 30 ldi 0
040: 20 lbli 0
060: 4a s ; [H:0] := 0
070: 30 ldi 0
078: 46 out ; P0 := 0
07c: 55 in ; A := P0
07e: 67 ska 3 ; if A.3 = 0 // we are key
03f: f6 t 076 ; goto 076
;; LOCK START
05f: 75 lbmi 1 ; H := 1
; forever {
06f: 55 in ; A := P0
077: 66 ska 2 ; if A.2 = 0
07b: f3 t 073 ; last
07d: 21 lbli 1
03e: 31 ldi 1
01f: 70 ad
04f: 43 xd ; [1:1]++
067: ef t 06f ; }
073: 30 ldi 0
079: 20 lbli 0
03c: 4a s ; [1:0] := 0
05e: 32 ldi 2
02f: 21 lbli 1
057: 46 out ; P1 := 2 // reset host and key
06b: 00 nop
075: 30 ldi 0
03a: 46 out ; P1 := 0 // run key
01d: 20 lbli 0 ; L := 0
00e: 31 ldi 1
007: 46 out ; P0 = 1
043: 3e ldi e ; A := e
; while A <> 0 {
061: 01 adi 1 ; A++
030: e1 t 061 ; }
058: 00 nop
06c: ae t 02e ; goto 02e
;; KEY START
; (L = 0, A = P0)
076: 65 ska 1 ; if A.1 = 0 // if not test mode
03b: 8c t 00c ; goto 00c
05d: 00 nop
;; INIT LOCK, OR KEY IN TEST MODE
; (L = 0)
02e: 47 out0 ; P0 := 0
017: 7d 00 tml 200 ; call 200 // init stream
065: 7d a0 tml 320 ; call 320 // magic
019: d1 t 051 ; goto 051
;; INIT KEY IN NORMAL MODE
00c: 47 out0 ; P0 := 0
046: 7d 00 tml 200 ; call 200 // init stream
;; MAIN LOOP
051: 31 ldi 1 ; A := 1
028: 5c lxa ; X := A
054: 74 lbmi 0 ; H := 0
06a: 7c c7 tml 147 ; call 147 // [H:0] := next stream bit
01a: 75 lbmi 1 ; H := 1
00d: 7c c7 tml 147 ; call 147 // [H:0] := next stream bit
003: 7c f4 tml 174 ; H := "other side"
020: 55 in ; A := P0
050: 67 ska 3 ; if A.3 = 0 // if key
068: a7 t 027 ; goto 027
074: 30 ldi 0
07a: 41 x
03d: 46 out ; P0 := [0:0]
01e: 00 nop
00f: 55 in ; A := P0
047: 47 out0 ; P0 := 0
063: 4a s ; [0:0] := A
071: 75 lbmi 1
038: 7c 83 tml 103
06e: 74 lbmi 0
037: 60 skm 0
05b: 93 t 013 ; if [1:0].0 = 1 {
06d: 7c f4 tml 174 ; H := "other side"
01b: 61 skm 1 ' if [H:0].1 = 0
04d: b3 t 033 ; goto 033 // die
026: ca t 04a
; } else {
013: 7c f4 tml 174 ; H := "other side"
024: 61 skm 1 ; if [H:0].1 = 1
052: 94 t 014
029: b3 t 033 ; goto 033 // die
014: 00 nop
; }
; goto 04a
;;
04a: 5d xax
025: 01 adi 1 ; A := X + 1
012: 9c t 01c ; if A = 0 {
009: 7c af tml 12f ; call 12f // run host
042: 7d de tml 35e ; call 35e // mangle both
010: 27 lbli 7 ; L := 7
048: 40 l ; A := [H:7]
064: 10 skai 0 ; if [H:7] <> 0
072: a8 t 028 ; goto 028
; else
039: d1 t 051 ; goto 051
; }
01c: 5d xax ; X := A
04e: d4 t 054 ; goto 054
;;
027: 30 ldi 0
053: 41 x
069: 46 out ; P0 := [1:0]
034: 55 in ; A := P0
05a: 00 nop
02d: 47 out0 ; P0 := 0
016: 4a s ; [1:0] := A
00b: 75 lbmi 1
045: 7c 83 tml 103
011: 74 lbmi 0 ; H := 0
008: 60 skm 0
044: 93 t 013
062: 7c f4 tml 174 ; H := 1
018: 61 skm 1
04c: b3 t 033 // die
066: ca t 04a
;; DIE
033: 78 80 tl 100 ; goto 100 // die
;;{{{
02c: 00 nop
056: 00 nop
02b: 00 nop
055: 00 nop
02a: 00 nop
015: 00 nop
00a: 00 nop
005: 00 nop
002: 00 nop
001: 00 nop
07f: 80 t 000
;;}}}
;; DIE
100: 7c 83 tml 103
160: fc t 17c
170: 30 ldi 0
178: fd t 17d ; if key {
17c: 21 lbli 1
17e: 31 ldi 1
13f: 46 out ' P1 = 1
15f: 20 lbli 0
16f: 33 ldi 3
; forever
177: 46 out ; P0 = 3
17b: f7 t 177
; }
17d: 21 lbli 1
13e: 46 out ; P1 := 0 // reset host
11f: 7c 97 tml 117 ; call 117 // wait one second
167: 7c af tml 12f ; call 12f // run host
179: 7c 97 tml 117 ; call 117 // wait one second
15e: 80 t 100 ; goto 100
;; RUN HOST
12f: 7c 83 tml 103
16b: e1 t 161 ; if lock {
175: 31 ldi 1 ; A := 1 // pull host reset high
13a: 21 lbli 1
11d: 00 nop
10e: 00 nop
107: 00 nop
143: dd t 15d ; } else {
161: 30 ldi 0 ; A := 0
130: 21 lbli 1
158: 46 out ; P1 := 0
16c: 00 nop
176: 00 nop
13b: 00 nop
; }
15d: 46 out ; P1 := A
12e: 4c rit
;; WAIT ONE SECOND
117: 74 lbmi 0
14b: 2b lbli b
165: 30 ldi 0
132: 42 xi
119: e5 t 165
10c: 2f lbli f
146: 3e ldi e
123: 41 x
151: 2b lbli b
128: 48 sc
154: 30 ldi 0
16a: 73 adcsk
135: a3 t 123
11a: 42 xi
10d: d4 t 154
106: 4c rit
;; SKIP NEXT INSTRUCTION IF LOCK
103: 20 lbli 0 ; L := 0
141: 55 in ; A := P0
120: 67 ska 3 ; if P0.0 = 0 // if key
150: 8f t 10f ; return
; else
168: 4d ritsk ; return and skip
;; H := "OTHER SIDE"
174: 74 lbmi 0 ; H := 0
17a: 7c 83 tml 103 ; skip if lock:
11e: 75 lbmi 1 ; H := 1
10f: 4c rit
;; [H:0] := NEXT STREAM BIT
147: 5d xax
163: 5c lxa
171: 57 xal
138: 40 l
15c: 20 lbli 0
16e: 64 ska 0
137: 9b t 11b ; if [H:X].0 = 1 {
15b: 35 ldi 5
16d: 4a s ; [H:0] := 5
136: 4c rit ; return
; } else {
11b: 30 ldi 0
14d: 4a s ; [H:0] := 0
126: 4c rit ; return
; }
;;{{{
113: 00 nop
149: 00 nop
124: 00 nop
152: 00 nop
129: 00 nop
114: 00 nop
14a: 00 nop
125: 00 nop
112: 00 nop
109: 00 nop
104: 00 nop
142: 00 nop
121: 00 nop
110: 00 nop
148: 00 nop
164: 00 nop
172: 00 nop
139: 00 nop
11c: 00 nop
14e: 00 nop
127: 00 nop
153: 00 nop
169: 00 nop
134: 00 nop
15a: 00 nop
12d: 00 nop
116: 00 nop
10b: 00 nop
145: 00 nop
122: 00 nop
111: 00 nop
108: 00 nop
144: 00 nop
162: 00 nop
131: 00 nop
118: 00 nop
14c: 00 nop
166: 00 nop
133: 00 nop
159: 00 nop
12c: 00 nop
156: 00 nop
12b: 00 nop
155: 00 nop
12a: 00 nop
115: 00 nop
10a: 00 nop
105: 00 nop
102: 00 nop
101: 00 nop
17f: 80 t 100
;;}}}
;; INIT STREAM
200: 7c 83 tml 103
260: 8e t 20e ; if lock {
270: 75 lbmi 1
278: 21 lbli 1
27c: 31 ldi 1
27e: 63 skm 3
23f: 30 ldi 0 ; A := [1:1].3
25f: 7d 80 tml 300 ; call 300 // output stream id bit
277: 31 ldi 1
27b: 60 skm 0
27d: 30 ldi 0 ; A := [1:1].0
23e: 7d 80 tml 300 ; call 300 // output stream id bit
24f: 31 ldi 1
267: 61 skm 1
273: 30 ldi 0 ; A := [1:1].1
279: 7d 80 tml 300 ; call 300 // output stream id bit
25e: 31 ldi 1
22f: 62 skm 2
257: 30 ldi 0 ; A := [1:1].2
26b: 7d 80 tml 300 ; call 300 // output stream id bit
23a: 00 nop
21d: b5 t 235 ; } else {
20e: 75 lbmi 1 ; H := 1
207: 21 lbli 1 ; L := 1
243: 3f ldi f
261: 41 x ; [1:1] := f
230: 7d f7 tml 377 ; call 377 // input stream id bit
26c: 65 ska 1
276: 6b rm 3 ; [1:1].3 = A.0
23b: 00 nop
25d: 7d f7 tml 377 ; call 377 // input stream id bit
217: 65 ska 1
24b: 68 rm 0 ; [1:1].0 = A.0
265: 00 nop
232: 7d f7 tml 377 ; call 377 // input stream id bit
20c: 65 ska 1
246: 69 rm 1 ; [1:1].1 = A.0
223: 00 nop
251: 7d f7 tml 377 ; call 377 // input stream id bit
254: 65 ska 1
26a: 6a rm 2 ; [1:1].2 = A.0
; }
235: 74 lbmi 0
21a: 21 lbli 1
20d: 3f ldi f ; A := f
206: 31 ldi 1 ; A := 1
203: 42 xi ; [0:1] := A
241: 31 ldi 1 ; A := 1
220: 39 ldi 9 ; A := 9
250: 42 xi ; [0:2] = A
268: 32 ldi 2 ; A := 2
274: 35 ldi 5 ; A := 5
27a: 42 xi ; [0:3] := A
23d: 33 ldi 3 ; A := 3
21e: 32 ldi 2 ; A := 2
20f: 42 xi ; [0:4] := A
247: 3f ldi f
263: 42 xi ; [0:5] := f
271: 38 ldi 8
238: 42 xi ; [0:6] := 8
25c: 32 ldi 2
26e: 42 xi ; [0:7] := 2
237: 37 ldi 7
25b: 42 xi ; [0:8] := 7
26d: 31 ldi 1
236: 42 xi ; [0:9] := 1
21b: 39 ldi 9
24d: 42 xi ; [0:a] := 9
226: 38 ldi 8
213: 42 xi ; [0:b] := 6
249: 31 ldi 1
224: 42 xi ; [0:c] := 1
252: 31 ldi 1
229: 42 xi ; [0:d] := 1
214: 31 ldi 1
24a: 42 xi ; [0:e] := 1
225: 35 ldi 5
212: 41 x ; [0:f] := 5
209: 75 lbmi 1
204: 22 lbli 2
242: 34 ldi 4 ; A := 4
221: 39 ldi 9 ; A := 9
210: 42 xi ; [1:2] := A
248: 3f ldi f ; A := f
264: 35 ldi 5 ; A := 5
272: 42 xi ; [1:3] := A
239: 35 ldi 5 ; A := 5
21c: 32 ldi 2 ; A := 2
24e: 42 xi ; [1:4] := A
227: 31 ldi 1
253: 42 xi ; [1:5] := 1
269: 32 ldi 2
234: 42 xi ; [1:6] := 2
25a: 31 ldi 1
22d: 42 xi ; [1:7] := 1
216: 37 ldi 7
20b: 42 xi ; [1:8] := 7
245: 31 ldi 1
222: 42 xi ; [1:9] := 1
211: 39 ldi 9
208: 42 xi ; [1:a] := 9
244: 38 ldi 8
262: 42 xi ; [1:b] := 8
231: 35 ldi 5
218: 42 xi ; [1:c] := 5
24c: 37 ldi 7
266: 42 xi ; [1:d] := 7
233: 31 ldi 1
259: 42 xi ; [1:e] := 1
22c: 35 ldi 5
256: 41 x ; [1:f] := 5
22b: 4c rit
;;{{{
255: 00 nop
22a: 00 nop
215: 00 nop
20a: 00 nop
205: 00 nop
202: 00 nop
201: 00 nop
27f: 80 t 200
;;}}}
;; OUTPUT STREAM ID BIT
300: 20 lbli 0
340: 4a s
360: 30 ldi 0
370: 41 x ; [H:0] := 0
378: 46 out ; P0 := A
37c: 00 nop
37e: 00 nop
33f: 47 out0 ; P0 := 0
35f: 21 lbli 1 ; L := 1
36f: 4c rit
;; INPUT STREAM ID BIT
377: 20 lbli 0
37b: 00 nop
37d: 00 nop
33e: 00 nop
31f: 00 nop
34f: 00 nop
367: 55 in ; A := P0
373: 00 nop
379: 21 lbli 1 ; L := 1
33c: 4c rit
;; MANGLE BOTH
35e: 74 lbmi 0 ; H := 0
32f: 7d f5 tml 375 ; call 375 // mangle one
36b: 75 lbmi 1 ; H := 1
; // mangle one
;; MANGLE ONE
375: 2f lbli f
33a: 40 l ; A := [H:f]
; forever {
31d: 5c lxa ; X := A
30e: 48 sc
307: 21 lbli 1
343: 72 adc
361: 4a s ; [H:1] += X + 1
330: 52 li
358: 72 adc
36c: 54 coma
376: 42 xi ; A := [H:2] ; [H:2] = ~([H:1] + [H:2] + 1) ; L := 3
33b: 73 adcsk ; A += [H:3] + 1 ; if no carry:
35d: 42 xi ; t = A ; A := [H:3] ; [H:3] := t ; L++
32e: 70 ad
317: 4a s ; [H:L] += A
34b: 52 li ; A := [H:L] ; L++
365: 49 rc ; C := 0
332: 72 adc ; A += [H:L]
319: 42 xi ; t = [H:L] ; [H:L] := A ; A := t ; L++
30c: 08 adi 8 ; A += 8 ; if no carry:
346: 72 adc ; A += [H:L]
323: 42 xi ; t = [H:L] ; [H:L] := A ; A := t ; L++
351: 01 adi 1
328: 00 nop
354: 72 adc
36a: 4a s
335: 52 li
31a: d1 t 351
30d: 5d xax
306: 0f adi f
303: 4c rit
341: 9d t 31d
;; MAGIC
320: 74 lbmi 0 ; H := 0
350: 21 lbli 1 ; L := 1
368: 3f ldi f ; A := f
374: 32 ldi 2 ; A := 2
37a: 5c lxa ; X := A
33d: 5e ??? ; ???5e???
31e: 5d xax ; swap A, X
30f: 48 sc ; C := 1
347: 44 nega ; A := -A ; if A <> 0:
363: 35 ldi 5 ; A := 5
371: 41 x ; swap A, [HL]
338: 4c rit
;;{{{
35c: 00 nop
36e: 00 nop
337: 00 nop
35b: 00 nop
36d: 00 nop
336: 00 nop
31b: 00 nop
34d: 00 nop
326: 00 nop
313: 00 nop
349: 00 nop
324: 00 nop
352: 00 nop
329: 00 nop
314: 00 nop
34a: 00 nop
325: 00 nop
312: 00 nop
309: 00 nop
304: 00 nop
342: 00 nop
321: 00 nop
310: 00 nop
348: 00 nop
364: 00 nop
372: 00 nop
339: 00 nop
31c: 00 nop
34e: 00 nop
327: 00 nop
353: 00 nop
369: 00 nop
334: 00 nop
35a: 00 nop
32d: 00 nop
316: 00 nop
30b: 00 nop
345: 00 nop
322: 00 nop
311: 00 nop
308: 00 nop
344: 00 nop
362: 00 nop
331: 00 nop
318: 00 nop
34c: 00 nop
366: 00 nop
333: 00 nop
359: 00 nop
32c: 00 nop
356: 00 nop
32b: 00 nop
355: 00 nop
32a: 00 nop
315: 00 nop
30a: 00 nop
305: 00 nop
302: 00 nop
301: 00 nop
37f: ff t 37f
;;}}}
;; vi:fdm=marker:cms=;;%s:fdo=: