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-rw-r--r--tmp/dis.txt224
-rw-r--r--tmp/dis_old.txt208
-rw-r--r--tmp/pio_test.pdfbin0 -> 42140 bytes
-rw-r--r--tmp/pio_test.z80193
-rw-r--r--tmp/pio_test_dis.pdfbin0 -> 51031 bytes
-rw-r--r--tmp/pio_test_dis_2.pdfbin0 -> 52959 bytes
6 files changed, 625 insertions, 0 deletions
diff --git a/tmp/dis.txt b/tmp/dis.txt
new file mode 100644
index 0000000..261eb0a
--- /dev/null
+++ b/tmp/dis.txt
@@ -0,0 +1,224 @@
+mkdir -p build
+
+sdcc -mz80 --allow-unsafe-read -I . -I ../../arch/include -I ../../drivers/include -DDEBUG -c main.c -o build/main.rel
+sdcc -mz80 --no-std-crt0 build/crt0.rel -L ../../drivers/build -l drivers.a -pedantic build/main.rel -o build/pio_test.hex
+makebin -s 8192 -yo 1 build/pio_test.hex build/pio_test.bin
+#dz80 -b -n build/pio_test.bin
+r2 -a z80 build/pio_test.bin -A \
+-c 'afr main 0x200; \
+ pd 0x10; \
+ s 0x100; \
+ pd 10; \
+ s 0x200; \
+ pd 0xa0' \
+
+/ (fcn) fcn.00000000 13
+| fcn.00000000 ();
+| ; XREFS: DATA 0x00000202 DATA 0x00000204 DATA 0x00000209 DATA 0x0000020c DATA 0x00000216 DATA 0x00000219 DATA 0x00000220 DATA 0x00000221
+| ; XREFS: DATA 0x00000226 DATA 0x00000256
+\ ,=< 0x00000000 c30001 jp loc.00000100
+ | 0x00000003 ff rst 0x38
+ | 0x00000004 ff rst 0x38
+ | 0x00000005 ff rst 0x38
+ | 0x00000006 ff rst 0x38
+ | 0x00000007 ff rst 0x38
+ | 0x00000008 ff rst 0x38
+ | 0x00000009 ff rst 0x38
+ | 0x0000000a ff rst 0x38
+ | 0x0000000b ff rst 0x38
+ | 0x0000000c ff rst 0x38
+ | 0x0000000d ff rst 0x38
+ | 0x0000000e ff rst 0x38
+ | 0x0000000f ff rst 0x38
+ | 0x00000010 ff rst 0x38
+ | 0x00000011 ff rst 0x38
+|- loc.00000100 10
+| loc.00000100 ();
+| ; JMP XREF from 0x00000000 (fcn.00000000)
+| ; JMP XREF from 0x00000106 (loc.00000100)
+| 0x00000100 31ffff ld sp, 0xffff
+| 0x00000103 cd0002 call main
+| ,=< 0x00000106 c30901 jp 0x0109
+| | ; JMP XREF from 0x00000106 (loc.00000100)
+\ `-> 0x00000109 76 halt
+ 0x0000010a ff rst 0x38
+ 0x0000010b ff rst 0x38
+ 0x0000010c ff rst 0x38
+ 0x0000010d ff rst 0x38
+ 0x0000010e ff rst 0x38
+ 0x0000010f ff rst 0x38
+/ (fcn) main 50
+| main ();
+| ; CALL XREF from 0x00000103 (loc.00000100)
+| ; CALL XREF from 0x00000200 (main)
+| 0x00000200 0600 ld b, 0x00
+| 0x00000202 c5 push bc
+| 0x00000203 af xor a
+| 0x00000204 f5 push af
+| 0x00000205 33 inc sp
+| 0x00000206 210300 ld hl, 0x0003
+| 0x00000209 e5 push hl
+| 0x0000020a 2e00 ld l, 0x00
+| 0x0000020c e5 push hl
+| 0x0000020d cd5502 call fcn.00000255
+| 0x00000210 f1 pop af
+| 0x00000211 f1 pop af
+| 0x00000212 33 inc sp
+| 0x00000213 210000 ld hl, 0x0000
+| 0x00000216 e5 push hl
+| 0x00000217 2e00 ld l, 0x00
+| 0x00000219 e5 push hl
+| 0x0000021a cd8e02 call fcn.0000028e
+| 0x0000021d f1 pop af
+| 0x0000021e f1 pop af
+\ 0x0000021f c1 pop bc
+| ; JMP XREF from 0x00000230 (main)
+| .-> 0x00000220 c5 push bc
+| | 0x00000221 c5 push bc
+| | 0x00000222 33 inc sp
+| | 0x00000223 210000 ld hl, 0x0000
+| | 0x00000226 e5 push hl
+| | 0x00000227 cde002 call fcn.000002e0
+| | 0x0000022a f1 pop af
+| | 0x0000022b 33 inc sp
+| | 0x0000022c c1 pop bc
+| | 0x0000022d 78 ld a, b
+| | 0x0000022e 2f cpl
+| | 0x0000022f 47 ld b, a
+| `=< 0x00000230 18ee jr 0xee
+ 0x00000232 210200 ld hl, 0x0002
+ 0x00000235 39 add hl, sp
+ 0x00000236 4e ld c, [hl]
+ 0x00000237 0600 ld b, 0x00
+ 0x00000239 210042 ld hl, 0x4200
+ 0x0000023c 09 add hl, bc
+ 0x0000023d fd210300 ld iy, 0x0003
+ 0x00000241 fd39 add iy, sp
+ 0x00000243 fd7e00 ld a, [iy+0x00]
+ 0x00000246 77 ld [hl], a
+ 0x00000247 c9 ret
+ 0x00000248 210200 ld hl, 0x0002
+ 0x0000024b 39 add hl, sp
+ 0x0000024c 4e ld c, [hl]
+ 0x0000024d 0600 ld b, 0x00
+ 0x0000024f 210042 ld hl, 0x4200
+ 0x00000252 09 add hl, bc
+ 0x00000253 6e ld l, [hl]
+ 0x00000254 c9 ret
+/ (fcn) fcn.00000255 8
+| fcn.00000255 ();
+| ; CALL XREF from 0x0000020d (main)
+| 0x00000255 dde5 push ix
+| 0x00000257 dd210000 ld ix, 0x0000
+\ 0x0000025b dd39 add ix, sp
+ 0x0000025d dd7e06 ld a, [ix+0x06]
+ 0x00000260 0f rrca
+ 0x00000261 0f rrca
+ 0x00000262 e6c0 and 0xc0
+ 0x00000264 f60f or 0x0f
+ 0x00000266 57 ld d, a
+ 0x00000267 dd5e04 ld e, [ix+0x04]
+ 0x0000026a 1c inc e
+ 0x0000026b 1c inc e
+ 0x0000026c 6b ld l, e
+ 0x0000026d 2600 ld h, 0x00
+ 0x0000026f 010042 ld bc, 0x4200
+ 0x00000272 09 add hl, bc
+ 0x00000273 72 ld [hl], d
+ 0x00000274 dd7e06 ld a, [ix+0x06]
+ 0x00000277 d603 sub 0x03
+ ,=< 0x00000279 2010 jr nz, 0x10
+ | 0x0000027b dd7e07 ld a, [ix+0x07]
+ | 0x0000027e b7 or a
+ ,==< 0x0000027f 200a jr nz, 0x0a
+ || 0x00000281 dd4e08 ld c, [ix+0x08]
+ || 0x00000284 1600 ld d, 0x00
+ || 0x00000286 210042 ld hl, 0x4200
+ || 0x00000289 19 add hl, de
+ || 0x0000028a 71 ld [hl], c
+ ``-> 0x0000028b dde1 pop ix
+ 0x0000028d c9 ret
+/ (fcn) fcn.0000028e 29
+| fcn.0000028e ();
+| ; CALL XREF from 0x0000021a (main)
+| 0x0000028e 210400 ld hl, 0x0004
+| 0x00000291 39 add hl, sp
+| 0x00000292 7e ld a, [hl]
+| 0x00000293 07 rlca
+| 0x00000294 07 rlca
+| 0x00000295 07 rlca
+| 0x00000296 07 rlca
+| 0x00000297 e6f0 and 0xf0
+| 0x00000299 f607 or 0x07
+| 0x0000029b 4f ld c, a
+| 0x0000029c 210200 ld hl, 0x0002
+| 0x0000029f 39 add hl, sp
+| 0x000002a0 5e ld e, [hl]
+| 0x000002a1 1c inc e
+| 0x000002a2 1c inc e
+| 0x000002a3 1600 ld d, 0x00
+| 0x000002a5 210042 ld hl, 0x4200
+| 0x000002a8 19 add hl, de
+| 0x000002a9 71 ld [hl], c
+\ 0x000002aa c9 ret
+ 0x000002ab dde5 push ix
+ 0x000002ad dd210000 ld ix, 0x0000
+ 0x000002b1 dd39 add ix, sp
+ 0x000002b3 dd7e06 ld a, [ix+0x06]
+ 0x000002b6 f617 or 0x17
+ 0x000002b8 57 ld d, a
+ 0x000002b9 dd5e04 ld e, [ix+0x04]
+ 0x000002bc 1c inc e
+ 0x000002bd 1c inc e
+ 0x000002be 6b ld l, e
+ 0x000002bf 2600 ld h, 0x00
+ 0x000002c1 010042 ld bc, 0x4200
+ 0x000002c4 09 add hl, bc
+ 0x000002c5 72 ld [hl], d
+ 0x000002c6 dd4e08 ld c, [ix+0x08]
+ 0x000002c9 1600 ld d, 0x00
+ 0x000002cb 210042 ld hl, 0x4200
+ 0x000002ce 19 add hl, de
+ 0x000002cf 71 ld [hl], c
+ 0x000002d0 dde1 pop ix
+ 0x000002d2 c9 ret
+ 0x000002d3 210200 ld hl, 0x0002
+ 0x000002d6 39 add hl, sp
+ 0x000002d7 4e ld c, [hl]
+ 0x000002d8 0600 ld b, 0x00
+ 0x000002da 210042 ld hl, 0x4200
+ 0x000002dd 09 add hl, bc
+ 0x000002de 6e ld l, [hl]
+ 0x000002df c9 ret
+/ (fcn) fcn.000002e0 18
+| fcn.000002e0 ();
+| ; CALL XREF from 0x00000227 (main)
+| 0x000002e0 210400 ld hl, 0x0004
+| 0x000002e3 39 add hl, sp
+| 0x000002e4 4e ld c, [hl]
+| 0x000002e5 210200 ld hl, 0x0002
+| 0x000002e8 39 add hl, sp
+| 0x000002e9 5e ld e, [hl]
+| 0x000002ea 1600 ld d, 0x00
+| 0x000002ec 210042 ld hl, 0x4200
+| 0x000002ef 19 add hl, de
+| 0x000002f0 71 ld [hl], c
+\ 0x000002f1 c9 ret
+ 0x000002f2 ff rst 0x38
+ 0x000002f3 ff rst 0x38
+ 0x000002f4 ff rst 0x38
+ 0x000002f5 ff rst 0x38
+ 0x000002f6 ff rst 0x38
+ 0x000002f7 ff rst 0x38
+ 0x000002f8 ff rst 0x38
+ 0x000002f9 ff rst 0x38
+ 0x000002fa ff rst 0x38
+ 0x000002fb ff rst 0x38
+ 0x000002fc ff rst 0x38
+ 0x000002fd ff rst 0x38
+ 0x000002fe ff rst 0x38
+ 0x000002ff ff rst 0x38
+ 0x00000300 ff rst 0x38
+ 0x00000301 ff rst 0x38
+ 0x00000302 ff rst 0x38
+ -- Change the graph block definition with graph.callblocks, graph.jmpblocks, graph.flagblocks [0x00000200]> \ No newline at end of file
diff --git a/tmp/dis_old.txt b/tmp/dis_old.txt
new file mode 100644
index 0000000..3483dd9
--- /dev/null
+++ b/tmp/dis_old.txt
@@ -0,0 +1,208 @@
+mkdir -p build
+
+sdcc -mz80 --allow-unsafe-read -I . -I ../../arch/include -I ../../drivers/include -DDEBUG -c main.c -o build/main.rel
+sdcc -mz80 --no-std-crt0 build/crt0.rel -L ../../drivers/build -l drivers.a -pedantic build/main.rel -o build/pio_test.hex
+makebin -s 8192 -yo 1 build/pio_test.hex build/pio_test.bin
+#dz80 -b -n build/pio_test.bin
+r2 -a z80 build/pio_test.bin -A \
+-c 'afr main 0x200; \
+ pd 0x10; \
+ s 0x100; \
+ pd 10; \
+ s 0x200; \
+ pd 0x90' \
+
+/ (fcn) fcn.00000000 13
+| fcn.00000000 ();
+| ; XREFS: DATA 0x00000202 DATA 0x00000204 DATA 0x00000209 DATA 0x0000020c DATA 0x00000216 DATA 0x00000219 DATA 0x00000220 DATA 0x00000221
+| ; XREFS: DATA 0x00000226 DATA 0x00000256
+\ ,=< 0x00000000 c30001 jp loc.00000100
+ | 0x00000003 ff rst 0x38
+ | 0x00000004 ff rst 0x38
+ | 0x00000005 ff rst 0x38
+ | 0x00000006 ff rst 0x38
+ | 0x00000007 ff rst 0x38
+ | 0x00000008 ff rst 0x38
+ | 0x00000009 ff rst 0x38
+ | 0x0000000a ff rst 0x38
+ | 0x0000000b ff rst 0x38
+ | 0x0000000c ff rst 0x38
+ | 0x0000000d ff rst 0x38
+ | 0x0000000e ff rst 0x38
+ | 0x0000000f ff rst 0x38
+ | 0x00000010 ff rst 0x38
+ | 0x00000011 ff rst 0x38
+|- loc.00000100 10
+| loc.00000100 ();
+| ; JMP XREF from 0x00000000 (fcn.00000000)
+| ; JMP XREF from 0x00000106 (loc.00000100)
+| 0x00000100 31ffff ld sp, 0xffff
+| 0x00000103 cd0002 call main
+| ,=< 0x00000106 c30901 jp 0x0109
+| | ; JMP XREF from 0x00000106 (loc.00000100)
+\ `-> 0x00000109 76 halt
+ 0x0000010a ff rst 0x38
+ 0x0000010b ff rst 0x38
+ 0x0000010c ff rst 0x38
+ 0x0000010d ff rst 0x38
+ 0x0000010e ff rst 0x38
+ 0x0000010f ff rst 0x38
+/ (fcn) main 50
+| main ();
+| ; CALL XREF from 0x00000103 (loc.00000100)
+| ; CALL XREF from 0x00000200 (main)
+| 0x00000200 0600 ld b, 0x00
+| 0x00000202 c5 push bc
+| 0x00000203 af xor a
+| 0x00000204 f5 push af
+| 0x00000205 33 inc sp
+| 0x00000206 210000 ld hl, 0x0000
+| 0x00000209 e5 push hl
+| 0x0000020a 2e00 ld l, 0x00
+| 0x0000020c e5 push hl
+| 0x0000020d cd5502 call fcn.00000255
+| 0x00000210 f1 pop af
+| 0x00000211 f1 pop af
+| 0x00000212 33 inc sp
+| 0x00000213 210000 ld hl, 0x0000
+| 0x00000216 e5 push hl
+| 0x00000217 2e00 ld l, 0x00
+| 0x00000219 e5 push hl
+| 0x0000021a cd8d02 call fcn.0000028d
+| 0x0000021d f1 pop af
+| 0x0000021e f1 pop af
+\ 0x0000021f c1 pop bc
+| ; JMP XREF from 0x00000230 (main)
+| .-> 0x00000220 c5 push bc
+| | 0x00000221 c5 push bc
+| | 0x00000222 33 inc sp
+| | 0x00000223 210000 ld hl, 0x0000
+| | 0x00000226 e5 push hl
+| | 0x00000227 cdd702 call fcn.000002d7
+| | 0x0000022a f1 pop af
+| | 0x0000022b 33 inc sp
+| | 0x0000022c c1 pop bc
+| | 0x0000022d 78 ld a, b
+| | 0x0000022e 2f cpl
+| | 0x0000022f 47 ld b, a
+| `=< 0x00000230 18ee jr 0xee
+ 0x00000232 210200 ld hl, 0x0002
+ 0x00000235 39 add hl, sp
+ 0x00000236 4e ld c, [hl]
+ 0x00000237 0600 ld b, 0x00
+ 0x00000239 210042 ld hl, 0x4200
+ 0x0000023c 09 add hl, bc
+ 0x0000023d fd210300 ld iy, 0x0003
+ 0x00000241 fd39 add iy, sp
+ 0x00000243 fd7e00 ld a, [iy+0x00]
+ 0x00000246 77 ld [hl], a
+ 0x00000247 c9 ret
+ 0x00000248 210200 ld hl, 0x0002
+ 0x0000024b 39 add hl, sp
+ 0x0000024c 4e ld c, [hl]
+ 0x0000024d 0600 ld b, 0x00
+ 0x0000024f 210042 ld hl, 0x4200
+ 0x00000252 09 add hl, bc
+ 0x00000253 6e ld l, [hl]
+ 0x00000254 c9 ret
+/ (fcn) fcn.00000255 8
+| fcn.00000255 ();
+| ; CALL XREF from 0x0000020d (main)
+| 0x00000255 dde5 push ix
+| 0x00000257 dd210000 ld ix, 0x0000
+\ 0x0000025b dd39 add ix, sp
+ 0x0000025d dd7e06 ld a, [ix+0x06]
+ 0x00000260 0f rrca
+ 0x00000261 0f rrca
+ 0x00000262 e6c0 and 0xc0
+ 0x00000264 f60f or 0x0f
+ 0x00000266 57 ld d, a
+ 0x00000267 dd5e04 ld e, [ix+0x04]
+ 0x0000026a 1c inc e
+ 0x0000026b 6b ld l, e
+ 0x0000026c 2600 ld h, 0x00
+ 0x0000026e 010042 ld bc, 0x4200
+ 0x00000271 09 add hl, bc
+ 0x00000272 72 ld [hl], d
+ 0x00000273 dd7e06 ld a, [ix+0x06]
+ 0x00000276 d603 sub 0x03
+ ,=< 0x00000278 2010 jr nz, 0x10
+ | 0x0000027a dd7e07 ld a, [ix+0x07]
+ | 0x0000027d b7 or a
+ ,==< 0x0000027e 200a jr nz, 0x0a
+ || 0x00000280 dd4e08 ld c, [ix+0x08]
+ || 0x00000283 1600 ld d, 0x00
+ || 0x00000285 210042 ld hl, 0x4200
+ || 0x00000288 19 add hl, de
+ || 0x00000289 71 ld [hl], c
+ ``-> 0x0000028a dde1 pop ix
+ 0x0000028c c9 ret
+/ (fcn) fcn.0000028d 22
+| fcn.0000028d ();
+| ; CALL XREF from 0x0000021a (main)
+| 0x0000028d 210400 ld hl, 0x0004
+| 0x00000290 39 add hl, sp
+| 0x00000291 7e ld a, [hl]
+| 0x00000292 f607 or 0x07
+| 0x00000294 4f ld c, a
+| 0x00000295 210200 ld hl, 0x0002
+| 0x00000298 39 add hl, sp
+| 0x00000299 5e ld e, [hl]
+| 0x0000029a 1c inc e
+| 0x0000029b 1600 ld d, 0x00
+| 0x0000029d 210042 ld hl, 0x4200
+| 0x000002a0 19 add hl, de
+| 0x000002a1 71 ld [hl], c
+\ 0x000002a2 c9 ret
+ 0x000002a3 dde5 push ix
+ 0x000002a5 dd210000 ld ix, 0x0000
+ 0x000002a9 dd39 add ix, sp
+ 0x000002ab dd7e06 ld a, [ix+0x06]
+ 0x000002ae f617 or 0x17
+ 0x000002b0 57 ld d, a
+ 0x000002b1 dd5e04 ld e, [ix+0x04]
+ 0x000002b4 1c inc e
+ 0x000002b5 6b ld l, e
+ 0x000002b6 2600 ld h, 0x00
+ 0x000002b8 010042 ld bc, 0x4200
+ 0x000002bb 09 add hl, bc
+ 0x000002bc 72 ld [hl], d
+ 0x000002bd dd4e08 ld c, [ix+0x08]
+ 0x000002c0 1600 ld d, 0x00
+ 0x000002c2 210042 ld hl, 0x4200
+ 0x000002c5 19 add hl, de
+ 0x000002c6 71 ld [hl], c
+ 0x000002c7 dde1 pop ix
+ 0x000002c9 c9 ret
+ 0x000002ca 210200 ld hl, 0x0002
+ 0x000002cd 39 add hl, sp
+ 0x000002ce 4e ld c, [hl]
+ 0x000002cf 0600 ld b, 0x00
+ 0x000002d1 210042 ld hl, 0x4200
+ 0x000002d4 09 add hl, bc
+ 0x000002d5 6e ld l, [hl]
+ 0x000002d6 c9 ret
+/ (fcn) fcn.000002d7 18
+| fcn.000002d7 ();
+| ; CALL XREF from 0x00000227 (main)
+| 0x000002d7 210400 ld hl, 0x0004
+| 0x000002da 39 add hl, sp
+| 0x000002db 4e ld c, [hl]
+| 0x000002dc 210200 ld hl, 0x0002
+| 0x000002df 39 add hl, sp
+| 0x000002e0 5e ld e, [hl]
+| 0x000002e1 1600 ld d, 0x00
+| 0x000002e3 210042 ld hl, 0x4200
+| 0x000002e6 19 add hl, de
+| 0x000002e7 71 ld [hl], c
+\ 0x000002e8 c9 ret
+ 0x000002e9 ff rst 0x38
+ 0x000002ea ff rst 0x38
+ 0x000002eb ff rst 0x38
+ 0x000002ec ff rst 0x38
+ 0x000002ed ff rst 0x38
+ 0x000002ee ff rst 0x38
+ 0x000002ef ff rst 0x38
+ 0x000002f0 ff rst 0x38
+ 0x000002f1 ff rst 0x38
+ -- Thank you for using radare2. Have a nice night! [0x00000200]> \ No newline at end of file
diff --git a/tmp/pio_test.pdf b/tmp/pio_test.pdf
new file mode 100644
index 0000000..53275ff
--- /dev/null
+++ b/tmp/pio_test.pdf
Binary files differ
diff --git a/tmp/pio_test.z80 b/tmp/pio_test.z80
new file mode 100644
index 0000000..aef8729
--- /dev/null
+++ b/tmp/pio_test.z80
@@ -0,0 +1,193 @@
+;
+; DZ80 V3.4.1 Z80 Disassembly of build/pio_test.bin
+; 2017/10/23 14:35
+;
+ org 0x0
+;
+X0000: jp X0100
+;
+X0003: rst 0x38
+X0004: rst 0x38
+;
+ org 0x38
+;
+ jp X0100
+;
+ org 0x100
+;
+X0100: ld sp,Xffff
+ call X0200
+ jp X0109
+;
+X0109: halt
+;
+ rst 0x38
+;
+ org 0x200
+;
+X0200: ld b,0x0
+ push bc
+ xor a
+ push af
+ inc sp
+ ld hl,X0003
+ push hl
+ ld l,0x0
+ push hl
+ call X0255
+ pop af
+ pop af
+ inc sp
+ ld hl,X0000
+ push hl
+ ld l,0x0
+ push hl
+ call X028e
+ pop af
+ pop af
+ pop bc
+X0220: push bc
+ push bc
+ inc sp
+ ld hl,X0000
+ push hl
+ call X02e0
+ pop af
+ inc sp
+ pop bc
+ ld a,b
+ cpl
+ ld b,a
+ jr X0220
+;
+ ld hl,X0002
+ add hl,sp
+ ld c,(hl)
+ ld b,0x0
+ ld hl,X4200
+ add hl,bc
+ ld iy,X0003
+ add iy,sp
+ ld a,(iy+0x0)
+ ld (hl),a
+ ret
+;
+ ld hl,X0002
+ add hl,sp
+ ld c,(hl)
+ ld b,0x0
+ ld hl,X4200
+ add hl,bc
+ ld l,(hl)
+ ret
+;
+X0255: push ix
+ ld ix,X0000
+ add ix,sp
+ ld a,(ix+0x6)
+ rrca
+ rrca
+ and 0xc0
+ or 0xf
+ ld d,a
+ ld e,(ix+0x4)
+ inc e
+ inc e
+ ld l,e
+ ld h,0x0
+ ld bc,X4200
+ add hl,bc
+ ld (hl),d
+ ld a,(ix+0x6)
+ sub 0x3
+ jr nz,X028b
+ ld a,(ix+0x7)
+ or a
+ jr nz,X028b
+ ld c,(ix+0x8)
+ ld d,0x0
+ ld hl,X4200
+ add hl,de
+ ld (hl),c
+X028b: pop ix
+ ret
+;
+X028e: ld hl,X0004
+ add hl,sp
+ ld a,(hl)
+ rlca
+ rlca
+ rlca
+ rlca
+ and 0xf0
+ or 0x7
+ ld c,a
+ ld hl,X0002
+ add hl,sp
+ ld e,(hl)
+ inc e
+ inc e
+ ld d,0x0
+ ld hl,X4200
+ add hl,de
+ ld (hl),c
+ ret
+;
+ push ix
+ ld ix,X0000
+ add ix,sp
+ ld a,(ix+0x6)
+ or 0x17
+ ld d,a
+ ld e,(ix+0x4)
+ inc e
+ inc e
+ ld l,e
+ ld h,0x0
+ ld bc,X4200
+ add hl,bc
+ ld (hl),d
+ ld c,(ix+0x8)
+ ld d,0x0
+ ld hl,X4200
+ add hl,de
+ ld (hl),c
+ pop ix
+ ret
+;
+ ld hl,X0002
+ add hl,sp
+ ld c,(hl)
+ ld b,0x0
+ ld hl,X4200
+ add hl,bc
+ ld l,(hl)
+ ret
+;
+X02e0: ld hl,X0004
+ add hl,sp
+ ld c,(hl)
+ ld hl,X0002
+ add hl,sp
+ ld e,(hl)
+ ld d,0x0
+ ld hl,X4200
+ add hl,de
+ ld (hl),c
+ ret
+;
+ rst 0x38
+;
+; Miscellaneous equates
+;
+; These are addresses referenced in the code but
+; which are in the middle of a multibyte instruction
+; or are addresses outside the initialized space
+;
+X0002 equ 0x2
+X4200 equ 0x4200
+Xffff equ 0xffff
+;
+ end
+;
+
diff --git a/tmp/pio_test_dis.pdf b/tmp/pio_test_dis.pdf
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index 0000000..30a952e
--- /dev/null
+++ b/tmp/pio_test_dis.pdf
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diff --git a/tmp/pio_test_dis_2.pdf b/tmp/pio_test_dis_2.pdf
new file mode 100644
index 0000000..7dcb3e2
--- /dev/null
+++ b/tmp/pio_test_dis_2.pdf
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generated by cgit v1.2.1 (git 2.18.0) at 2024-12-23 17:00:04 +0100