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# file opened: incbin80k.asm
1 0000 DEVICE ZXSPECTRUMNEXT
1 0000 SLOT 7
1 0000 LABELSLIST "incbin80k.lbl"
2 0000 ; incbin80k.bin is from offset 2 letters 'a' to 't' with linux newlines (byte 10)
3 0000 ; for each letter, there's 80 of them + newline, repeated 51 times
4 0000 ; such one letter block = 51*81 = 4131 bytes (just over 4ki), there's 20 letters
5 0000 ; = 82620 bytes (plus 2 bytes at beginning making it "binary" file for git)
6 0000
7 0000 ; try short incbin (no paging) first into page 20
8 0000 ORG 0xE000
9 E000 MMU 7 n, 20
10 E000 short_start:
11 E000 INCBIN "incbin80k/incbin80k.bin",2,81
12 E051 short_end:
13 E051 ASSERT $$ == 20 && $ == 0xE000 + 81
14 E051 ASSERT {0xE000} == "aa" && {0xE000+79} == "\na"
15 E051
16 E051 ; try 3-page long incbin into pages 21, 22, 23
17 E051 MMU 7 n, 21
18 E051 ORG 0xE000
19 E000 p3_start:
20 E000 INCBIN "incbin80k/incbin80k.bin",2,81*51*4 ; include four letters (16524 bytes)
21 E08C p3_end:
22 E08C PAGE 21
22 E08C ASSERT {0xE000} == "aa" && {0xE000+79} == "\na" && {0xE000+81*51} == "bb" && {0xFFFE} == "bb"
23 E08C PAGE 22
23 E08C ASSERT {0xE000} == "bb" && {0xE000+81*102-0x2000-2} == "\nb"
24 E08C ASSERT {0xE000+81*102-0x2000} == "cc" && {0xE000+81*153-0x2000-2} == "\nc"
25 E08C ASSERT {0xE000+81*153-0x2000} == "dd" && {0xFFFE} == "dd"
26 E08C PAGE 23
26 E08C ASSERT {0xE000} == "dd" && {0xE000+81*204-0x4000-2} == "\nd"
27 E08C ASSERT {0xE000+81*204-0x4000} == 0
28 E08C
29 E08C ; try error by including beyond device RAM range
30 E08C MMU 7, 23 ; reset wrapping behaviour for slot 7, keep page 23
31 E08C err_start:
incbin80k.asm(32): error: Write outside of device memory at: 65536
32 E08C INCBIN "incbin80k/incbin80k.bin",2,81*51*2 ; include two letters (8+ki)
33 00D2 err_end:
34 00D2
35 00D2 ; try full length 80+ki binary include
36 00D2 MMU 7 n, 30 ; map pages 30, 31, 32, .., 40 (11 pages long)
37 00D2 ORG 0xE000
38 E000 long_start:
39 E000 INCBIN "incbin80k/incbin80k.bin",2 ; include 20 letters from offset 2
40 E2BC long_end:
41 E2BC PAGE 30
41 E2BC ASSERT {0xE000} == "aa" && {0xE000+79} == "\na" && {0xE000+81*51} == "bb" && {0xFFFE} == "bb"
42 E2BC PAGE 31
42 E2BC ASSERT {0xE000} == "bb" && {0xE000+81*102-0x2000-2} == "\nb"
43 E2BC ASSERT {0xE000+81*102-0x2000} == "cc" && {0xE000+81*153-0x2000-2} == "\nc"
44 E2BC ASSERT {0xE000+81*153-0x2000} == "dd" && {0xFFFE} == "dd"
45 E2BC PAGE 32
45 E2BC ASSERT {0xE000} == "dd" && {0xE000+81*204-0x4000-2} == "\nd"
46 E2BC ASSERT {0xE000+81*204-0x4000} == "ee" && {0xE000+81*255-0x4000-2} == "\ne"
47 E2BC PAGE 37
47 E2BC ASSERT {0xE000} == "nn" && {0xE000+81*51*14-0xE000-2} == "\nn"
48 E2BC ASSERT {0xE000+81*51*14-0xE000} == "oo" && {0xE000+81*51*15-0xE000-2} == "\no"
49 E2BC ASSERT {0xE000+81*51*15-0xE000} == "pp" && {0xFFFE} == "pp"
50 E2BC PAGE 38
50 E2BC ASSERT {0xE000} == "pp" && {0xE000+81*51*16-0x10000-2} == "\np"
51 E2BC ASSERT {0xE000+81*51*16-0x10000} == "qq" && {0xE000+81*51*17-0x10000-2} == "\nq"
52 E2BC ASSERT {0xE000+81*51*17-0x10000} == "rr" && {0xFFFE} == "rr"
53 E2BC PAGE 40
53 E2BC ASSERT {0xE000} == "tt" && {0xE000+81*51*20-0x14000-2} == "\nt"
54 E2BC ASSERT {0xE000+81*51*20-0x14000} == 0 && {0xFFFE} == 0
55 E2BC
56 E2BC ; incbin in no-device mode: includes whole file, addressing goes into 16+ bit realm
57 E2BC DEVICE NONE
58 E2BC ORG 0xE000
59 E000 nodevice_start:
incbin80k.asm(60): warning: RAM limit exceeded 0x10000 by ORG
60 E000 INCBIN "incbin80k/incbin80k.bin",2 ; include 20 letters from offset 2
61 22BC nodevice_end: ; emits warning about going over 0x10000
62 22BC
63 22BC ; switch back to ZX Next to produce labels list
64 22BC ORG 0
64 0000 DEVICE ZXSPECTRUMNEXT ; slot 7 is still in "wrap", but $ is beyond (error) => org 0 needed
65 0000
66 0000 ; one more test of case when even wrapping MMU runs out of next pages
67 0000 MMU 7 n, 222 ; two pages left: 222, 223, try to include 3 pages
68 0000 ORG 0xE000
69 E000 noram_start: ; emit error of running out of free memory pages
incbin80k.asm(70): error: No more memory pages to map next one into slot: 7
70 E000 INCBIN "incbin80k/incbin80k.bin",2,81*51*4 ; include four letters (16524 bytes)
71 008C noram_end:
72 008C PAGE 222
72 008C ASSERT {0xE000} == "aa" && {0xE000+79} == "\na" && {0xE000+81*51} == "bb" && {0xFFFE} == "bb"
73 008C PAGE 223
73 008C ASSERT {0xE000} == "bb" && {0xE000+81*102-0x2000-2} == "\nb"
74 008C ASSERT {0xE000+81*102-0x2000} == "cc" && {0xE000+81*153-0x2000-2} == "\nc"
75 008C ASSERT {0xE000+81*153-0x2000} == "dd" && {0xFFFE} == "dd"
76 008C
incbin80k.asm(77): error: Write outside of device memory at: 65676
77 008C 00 nop ; check error message wording in case of further write
78 008D
# file closed: incbin80k.asm
Value Label
------ - -----------------------------------------------------------
0x100D2 X err_end
0xE08C X err_start
0xE2BC X long_end
0xE000 X long_start
0x222BC X nodevice_end
0xE000 X nodevice_start
0x1008C X noram_end
0xE000 X noram_start
0xE08C X p3_end
0xE000 X p3_start
0xE051 X short_end
0xE000 X short_start