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Make the BootROM relocatable.

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This commit is contained in:
Matthieu Bucchianeri
2025-02-17 00:09:52 -08:00
parent 19e9f21843
commit fae52a0057
4 changed files with 129 additions and 137 deletions
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212
XTMax/Code/XTMax/bootrom.h
View File

@@ -1,113 +1,113 @@
#define BOOTROM_ADDR 0xce000
unsigned char BOOTROM[] = {
85, 170, 4, 6, 80, 81, 82, 250, 184, 156, 5, 232, 2, 5, 232, 2,
4, 115, 3, 233, 168, 0, 184, 222, 5, 232, 244, 4, 49, 192, 142, 192,
38, 161, 78, 0, 186, 131, 2, 239, 232, 3, 5, 184, 149, 5, 232, 223,
4, 38, 161, 76, 0, 186, 133, 2, 239, 232, 242, 4, 184, 153, 5, 232,
206, 4, 184, 0, 206, 38, 163, 78, 0, 184, 196, 0, 38, 163, 76, 0,
184, 59, 6, 232, 186, 4, 184, 64, 0, 142, 192, 38, 160, 117, 0, 4,
128, 186, 130, 2, 238, 80, 232, 197, 4, 184, 153, 5, 232, 161, 4, 184,
86, 6, 232, 155, 4, 38, 254, 6, 117, 0, 38, 160, 117, 0, 48, 228,
232, 171, 4, 184, 153, 5, 232, 135, 4, 88, 49, 201, 142, 193, 60, 128,
117, 16, 184, 0, 206, 38, 163, 6, 1, 184, 169, 1, 38, 163, 4, 1,
235, 14, 184, 0, 206, 38, 163, 26, 1, 184, 169, 1, 38, 163, 24, 1,
184, 0, 206, 38, 163, 98, 0, 184, 128, 3, 38, 163, 96, 0, 251, 90,
89, 88, 7, 203, 251, 85, 86, 80, 82, 186, 130, 2, 236, 90, 56, 194,
88, 116, 58, 137, 197, 137, 214, 156, 14, 184, 237, 0, 80, 186, 131, 2,
237, 80, 186, 133, 2, 237, 80, 137, 232, 137, 242, 250, 203, 251, 156, 80,
137, 240, 60, 128, 114, 19, 137, 232, 128, 252, 8, 117, 12, 6, 184, 64,
0, 142, 192, 38, 138, 22, 117, 0, 7, 88, 157, 235, 58, 128, 252, 25,
126, 5, 232, 122, 0, 235, 34, 128, 252, 1, 116, 10, 128, 252, 21, 116,
5, 190, 57, 1, 235, 3, 190, 71, 1, 86, 137, 222, 136, 227, 48, 255,
208, 227, 135, 222, 46, 255, 164, 91, 1, 140, 197, 190, 64, 0, 142, 198,
38, 136, 38, 116, 0, 142, 197, 137, 229, 139, 118, 8, 86, 115, 4, 157,
249, 235, 2, 157, 248, 94, 93, 251, 202, 2, 0, 101, 3, 185, 1, 205,
1, 97, 2, 38, 3, 143, 1, 143, 1, 143, 1, 65, 3, 101, 3, 143,
1, 143, 1, 87, 3, 101, 3, 143, 1, 143, 1, 101, 3, 101, 3, 143,
1, 143, 1, 101, 3, 103, 3, 143, 1, 143, 1, 143, 1, 101, 3, 80,
184, 113, 6, 232, 122, 3, 88, 80, 136, 224, 48, 228, 232, 143, 3, 184,
153, 5, 232, 107, 3, 88, 233, 203, 1, 0, 4, 255, 0, 0, 255, 255,
0, 200, 0, 0, 0, 0, 0, 63, 0, 6, 189, 64, 0, 142, 197, 48,
228, 38, 134, 38, 116, 0, 132, 228, 116, 1, 249, 7, 195, 132, 192, 117,
3, 233, 160, 1, 80, 48, 228, 137, 198, 83, 232, 229, 1, 137, 197, 1,
240, 137, 222, 131, 211, 0, 232, 12, 2, 91, 88, 115, 3, 233, 136, 1,
30, 83, 81, 82, 87, 80, 137, 193, 48, 237, 184, 0, 206, 142, 216, 137,
223, 186, 129, 2, 176, 0, 238, 81, 137, 232, 137, 243, 177, 81, 232, 215,
85, 170, 4, 6, 80, 81, 82, 250, 184, 152, 5, 232, 0, 5, 184, 218,
5, 232, 250, 4, 140, 200, 232, 18, 5, 184, 145, 5, 232, 239, 4, 184,
0, 0, 232, 6, 5, 184, 149, 5, 232, 227, 4, 232, 228, 3, 115, 3,
233, 140, 0, 49, 192, 142, 192, 38, 161, 78, 0, 186, 131, 2, 239, 38,
161, 76, 0, 186, 133, 2, 239, 140, 200, 38, 163, 78, 0, 184, 197, 0,
38, 163, 76, 0, 184, 55, 6, 232, 180, 4, 184, 64, 0, 142, 192, 38,
160, 117, 0, 4, 128, 186, 130, 2, 238, 80, 232, 190, 4, 184, 149, 5,
232, 155, 4, 184, 82, 6, 232, 149, 4, 38, 254, 6, 117, 0, 38, 160,
117, 0, 48, 228, 232, 164, 4, 184, 149, 5, 232, 129, 4, 88, 49, 201,
142, 193, 60, 128, 117, 15, 140, 200, 38, 163, 6, 1, 184, 170, 1, 38,
163, 4, 1, 235, 13, 140, 200, 38, 163, 26, 1, 184, 170, 1, 38, 163,
24, 1, 140, 200, 38, 163, 98, 0, 184, 127, 3, 38, 163, 96, 0, 251,
90, 89, 88, 7, 203, 251, 85, 86, 80, 82, 186, 130, 2, 236, 90, 56,
194, 88, 116, 58, 137, 197, 137, 214, 156, 14, 184, 238, 0, 80, 186, 131,
2, 237, 80, 186, 133, 2, 237, 80, 137, 232, 137, 242, 250, 203, 251, 156,
80, 137, 240, 60, 128, 114, 19, 137, 232, 128, 252, 8, 117, 12, 6, 184,
64, 0, 142, 192, 38, 138, 22, 117, 0, 7, 88, 157, 235, 58, 128, 252,
25, 126, 5, 232, 122, 0, 235, 34, 128, 252, 1, 116, 10, 128, 252, 21,
116, 5, 190, 58, 1, 235, 3, 190, 72, 1, 86, 137, 222, 136, 227, 48,
255, 208, 227, 135, 222, 46, 255, 164, 92, 1, 140, 197, 190, 64, 0, 142,
198, 38, 136, 38, 116, 0, 142, 197, 137, 229, 139, 118, 8, 86, 115, 4,
157, 249, 235, 2, 157, 248, 94, 93, 251, 202, 2, 0, 100, 3, 186, 1,
206, 1, 97, 2, 37, 3, 144, 1, 144, 1, 144, 1, 64, 3, 100, 3,
144, 1, 144, 1, 86, 3, 100, 3, 144, 1, 144, 1, 100, 3, 100, 3,
144, 1, 144, 1, 100, 3, 102, 3, 144, 1, 144, 1, 144, 1, 100, 3,
80, 184, 109, 6, 232, 119, 3, 88, 80, 136, 224, 48, 228, 232, 139, 3,
184, 149, 5, 232, 104, 3, 88, 233, 201, 1, 0, 4, 255, 0, 0, 255,
255, 0, 200, 0, 0, 0, 0, 0, 63, 0, 6, 189, 64, 0, 142, 197,
48, 228, 38, 134, 38, 116, 0, 132, 228, 116, 1, 249, 7, 195, 132, 192,
117, 3, 233, 158, 1, 80, 48, 228, 137, 198, 83, 232, 227, 1, 137, 197,
1, 240, 137, 222, 131, 211, 0, 232, 10, 2, 91, 88, 115, 3, 233, 134,
1, 30, 83, 81, 82, 87, 80, 137, 193, 48, 237, 140, 200, 142, 216, 137,
223, 186, 129, 2, 176, 0, 238, 81, 137, 232, 137, 243, 177, 81, 232, 213,
2, 114, 60, 186, 135, 2, 176, 10, 238, 186, 128, 2, 236, 60, 254, 116,
10, 186, 135, 2, 236, 132, 192, 117, 38, 235, 238, 185, 0, 1, 86, 190,
0, 8, 252, 243, 165, 173, 94, 131, 197, 1, 131, 214, 0, 89, 226, 199,
186, 129, 2, 176, 1, 238, 88, 95, 90, 89, 91, 31, 233, 45, 1, 186,
129, 2, 176, 1, 238, 89, 88, 40, 200, 95, 90, 89, 91, 31, 233, 15,
1, 132, 192, 117, 3, 233, 12, 1, 80, 48, 228, 137, 198, 83, 232, 81,
1, 137, 197, 1, 240, 137, 222, 131, 211, 0, 232, 120, 1, 91, 88, 115,
3, 233, 244, 0, 30, 83, 81, 82, 87, 80, 137, 193, 48, 237, 137, 223,
140, 192, 142, 216, 184, 0, 206, 142, 192, 186, 129, 2, 176, 0, 238, 81,
137, 232, 137, 243, 177, 88, 232, 63, 2, 114, 102, 186, 128, 2, 176, 254,
238, 185, 0, 1, 86, 137, 254, 191, 0, 8, 252, 243, 165, 137, 247, 94,
186, 135, 2, 176, 25, 238, 186, 128, 2, 236, 60, 255, 117, 10, 186, 135,
2, 236, 132, 192, 117, 59, 235, 238, 36, 31, 60, 5, 117, 51, 186, 135,
2, 176, 25, 238, 186, 128, 2, 236, 132, 192, 117, 10, 186, 135, 2, 236,
132, 192, 117, 29, 235, 238, 131, 197, 1, 131, 214, 0, 89, 226, 160, 186,
129, 2, 176, 1, 238, 140, 216, 142, 192, 88, 95, 90, 89, 91, 31, 235,
107, 186, 129, 2, 176, 1, 238, 89, 140, 216, 142, 192, 88, 40, 200, 95,
90, 89, 91, 31, 235, 74, 132, 192, 116, 74, 80, 48, 228, 137, 197, 83,
232, 143, 0, 1, 232, 131, 211, 0, 232, 186, 0, 91, 88, 114, 57, 235,
59, 182, 254, 6, 184, 64, 0, 142, 192, 38, 138, 22, 117, 0, 7, 181,
254, 177, 255, 49, 192, 248, 195, 80, 83, 232, 102, 0, 232, 150, 0, 91,
88, 114, 21, 235, 23, 235, 21, 180, 3, 232, 160, 0, 135, 209, 248, 195,
180, 170, 249, 195, 180, 1, 249, 195, 180, 4, 249, 195, 48, 228, 248, 195,
49, 192, 142, 216, 142, 192, 185, 0, 1, 191, 0, 124, 243, 171, 186, 130,
2, 236, 136, 194, 48, 246, 184, 1, 2, 185, 1, 0, 187, 0, 124, 205,
19, 129, 62, 254, 125, 85, 170, 117, 15, 184, 142, 6, 232, 97, 1, 49,
192, 142, 192, 234, 0, 124, 0, 0, 184, 168, 6, 232, 82, 1, 251, 244,
235, 253, 49, 192, 49, 219, 82, 81, 82, 136, 200, 36, 192, 209, 224, 209,
224, 136, 232, 185, 255, 0, 247, 225, 90, 136, 241, 48, 237, 1, 200, 177,
63, 247, 225, 89, 81, 48, 237, 128, 225, 63, 73, 1, 200, 131, 210, 0,
137, 211, 89, 90, 195, 81, 82, 232, 18, 0, 57, 211, 114, 10, 119, 4,
57, 200, 114, 4, 249, 90, 89, 195, 248, 90, 89, 195, 186, 250, 0, 185,
63, 197, 195, 80, 30, 83, 81, 82, 86, 184, 0, 206, 142, 216, 186, 129,
2, 176, 1, 238, 185, 1, 0, 186, 160, 134, 180, 134, 205, 21, 186, 128,
2, 176, 255, 185, 10, 0, 238, 226, 253, 186, 129, 2, 176, 0, 238, 187,
10, 0, 190, 208, 4, 185, 1, 0, 180, 1, 232, 92, 0, 115, 15, 49,
201, 186, 32, 78, 180, 134, 205, 21, 75, 117, 231, 249, 235, 52, 190, 214,
4, 185, 5, 0, 180, 1, 232, 64, 0, 114, 39, 186, 135, 2, 176, 250,
238, 190, 220, 4, 185, 1, 0, 180, 1, 232, 45, 0, 190, 226, 4, 185,
1, 0, 180, 0, 232, 34, 0, 115, 9, 186, 135, 2, 236, 132, 192, 116,
224, 249, 94, 90, 89, 91, 31, 114, 8, 184, 249, 5, 232, 113, 0, 88,
195, 184, 28, 6, 232, 105, 0, 88, 195, 186, 128, 2, 176, 255, 238, 81,
185, 6, 0, 252, 172, 238, 226, 252, 185, 8, 0, 236, 60, 255, 225, 251,
89, 56, 224, 118, 3, 249, 235, 4, 248, 236, 226, 253, 176, 255, 238, 195,
64, 0, 0, 0, 0, 149, 72, 0, 0, 1, 170, 135, 119, 0, 0, 0,
0, 1, 105, 64, 0, 0, 0, 1, 186, 128, 2, 80, 176, 255, 238, 136,
200, 238, 136, 248, 238, 136, 216, 238, 88, 134, 224, 238, 134, 224, 238, 176,
1, 238, 185, 8, 0, 236, 60, 255, 225, 251, 132, 192, 116, 1, 249, 195,
156, 30, 83, 86, 137, 198, 184, 0, 206, 142, 216, 180, 14, 49, 219, 252,
172, 8, 192, 116, 4, 205, 16, 235, 247, 94, 91, 31, 157, 195, 156, 30,
83, 81, 82, 86, 137, 194, 184, 0, 206, 142, 216, 49, 219, 252, 137, 214,
177, 12, 211, 238, 131, 230, 15, 138, 132, 133, 5, 180, 14, 205, 16, 137,
214, 177, 8, 211, 238, 131, 230, 15, 138, 132, 133, 5, 180, 14, 205, 16,
137, 214, 177, 4, 211, 238, 131, 230, 15, 138, 132, 133, 5, 180, 14, 205,
16, 137, 214, 131, 230, 15, 138, 132, 133, 5, 180, 14, 205, 16, 94, 90,
89, 91, 31, 157, 195, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 65,
66, 67, 68, 69, 70, 58, 0, 32, 0, 13, 10, 0, 66, 111, 111, 116,
82, 79, 77, 32, 102, 111, 114, 32, 88, 84, 77, 97, 120, 32, 118, 49,
46, 48, 13, 10, 67, 111, 112, 121, 114, 105, 103, 104, 116, 32, 40, 99,
41, 32, 50, 48, 50, 53, 32, 77, 97, 116, 116, 104, 105, 101, 117, 32,
66, 117, 99, 99, 104, 105, 97, 110, 101, 114, 105, 13, 10, 0, 79, 108,
100, 32, 73, 78, 84, 49, 51, 104, 32, 86, 101, 99, 116, 111, 114, 32,
32, 32, 32, 32, 32, 32, 61, 32, 0, 83, 68, 32, 67, 97, 114, 100,
32, 105, 110, 105, 116, 105, 97, 108, 105, 122, 101, 100, 32, 115, 117, 99,
99, 101, 115, 115, 102, 117, 108, 108, 121, 13, 10, 0, 83, 68, 32, 67,
97, 114, 100, 32, 102, 97, 105, 108, 101, 100, 32, 116, 111, 32, 105, 110,
105, 116, 105, 97, 108, 105, 122, 101, 13, 10, 0, 70, 105, 120, 101, 100,
32, 68, 105, 115, 107, 32, 73, 68, 32, 32, 32, 32, 32, 32, 32, 32,
32, 32, 32, 61, 32, 0, 84, 111, 116, 97, 108, 32, 70, 105, 120, 101,
100, 32, 68, 105, 115, 107, 32, 68, 114, 105, 118, 101, 115, 32, 61, 32,
0, 85, 110, 115, 117, 112, 112, 111, 114, 116, 101, 100, 32, 73, 78, 84,
49, 51, 104, 32, 70, 117, 110, 99, 116, 105, 111, 110, 32, 0, 66, 111,
111, 116, 105, 110, 103, 32, 102, 114, 111, 109, 32, 83, 68, 32, 67, 97,
114, 100, 46, 46, 46, 13, 10, 0, 78, 111, 116, 32, 98, 111, 111, 116,
97, 98, 108, 101, 13, 10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
186, 129, 2, 176, 1, 238, 88, 95, 90, 89, 91, 31, 233, 44, 1, 186,
129, 2, 176, 1, 238, 89, 88, 40, 200, 95, 90, 89, 91, 31, 233, 14,
1, 132, 192, 117, 3, 233, 11, 1, 80, 48, 228, 137, 198, 83, 232, 80,
1, 137, 197, 1, 240, 137, 222, 131, 211, 0, 232, 119, 1, 91, 88, 115,
3, 233, 243, 0, 30, 83, 81, 82, 87, 80, 137, 193, 48, 237, 137, 223,
140, 192, 142, 216, 140, 200, 142, 192, 186, 129, 2, 176, 0, 238, 81, 137,
232, 137, 243, 177, 88, 232, 62, 2, 114, 102, 186, 128, 2, 176, 254, 238,
185, 0, 1, 86, 137, 254, 191, 0, 8, 252, 243, 165, 137, 247, 94, 186,
135, 2, 176, 25, 238, 186, 128, 2, 236, 60, 255, 117, 10, 186, 135, 2,
236, 132, 192, 117, 59, 235, 238, 36, 31, 60, 5, 117, 51, 186, 135, 2,
176, 25, 238, 186, 128, 2, 236, 132, 192, 117, 10, 186, 135, 2, 236, 132,
192, 117, 29, 235, 238, 131, 197, 1, 131, 214, 0, 89, 226, 160, 186, 129,
2, 176, 1, 238, 140, 216, 142, 192, 88, 95, 90, 89, 91, 31, 235, 107,
186, 129, 2, 176, 1, 238, 89, 140, 216, 142, 192, 88, 40, 200, 95, 90,
89, 91, 31, 235, 74, 132, 192, 116, 74, 80, 48, 228, 137, 197, 83, 232,
143, 0, 1, 232, 131, 211, 0, 232, 186, 0, 91, 88, 114, 57, 235, 59,
182, 254, 6, 184, 64, 0, 142, 192, 38, 138, 22, 117, 0, 7, 181, 254,
177, 255, 49, 192, 248, 195, 80, 83, 232, 102, 0, 232, 150, 0, 91, 88,
114, 21, 235, 23, 235, 21, 180, 3, 232, 160, 0, 135, 209, 248, 195, 180,
170, 249, 195, 180, 1, 249, 195, 180, 4, 249, 195, 48, 228, 248, 195, 49,
192, 142, 216, 142, 192, 185, 0, 1, 191, 0, 124, 243, 171, 186, 130, 2,
236, 136, 194, 48, 246, 184, 1, 2, 185, 1, 0, 187, 0, 124, 205, 19,
129, 62, 254, 125, 85, 170, 117, 15, 184, 138, 6, 232, 96, 1, 49, 192,
142, 192, 234, 0, 124, 0, 0, 184, 164, 6, 232, 81, 1, 251, 244, 235,
253, 49, 192, 49, 219, 82, 81, 82, 136, 200, 36, 192, 209, 224, 209, 224,
136, 232, 185, 255, 0, 247, 225, 90, 136, 241, 48, 237, 1, 200, 177, 63,
247, 225, 89, 81, 48, 237, 128, 225, 63, 73, 1, 200, 131, 210, 0, 137,
211, 89, 90, 195, 81, 82, 232, 18, 0, 57, 211, 114, 10, 119, 4, 57,
200, 114, 4, 249, 90, 89, 195, 248, 90, 89, 195, 186, 250, 0, 185, 63,
197, 195, 80, 30, 83, 81, 82, 86, 140, 200, 142, 216, 186, 129, 2, 176,
1, 238, 185, 1, 0, 186, 160, 134, 180, 134, 205, 21, 186, 128, 2, 176,
255, 185, 10, 0, 238, 226, 253, 186, 129, 2, 176, 0, 238, 187, 10, 0,
190, 206, 4, 185, 1, 0, 180, 1, 232, 92, 0, 115, 15, 49, 201, 186,
32, 78, 180, 134, 205, 21, 75, 117, 231, 249, 235, 52, 190, 212, 4, 185,
5, 0, 180, 1, 232, 64, 0, 114, 39, 186, 135, 2, 176, 250, 238, 190,
218, 4, 185, 1, 0, 180, 1, 232, 45, 0, 190, 224, 4, 185, 1, 0,
180, 0, 232, 34, 0, 115, 9, 186, 135, 2, 236, 132, 192, 116, 224, 249,
94, 90, 89, 91, 31, 114, 8, 184, 245, 5, 232, 113, 0, 88, 195, 184,
24, 6, 232, 105, 0, 88, 195, 186, 128, 2, 176, 255, 238, 81, 185, 6,
0, 252, 172, 238, 226, 252, 185, 8, 0, 236, 60, 255, 225, 251, 89, 56,
224, 118, 3, 249, 235, 4, 248, 236, 226, 253, 176, 255, 238, 195, 64, 0,
0, 0, 0, 149, 72, 0, 0, 1, 170, 135, 119, 0, 0, 0, 0, 1,
105, 64, 0, 0, 0, 1, 186, 128, 2, 80, 176, 255, 238, 136, 200, 238,
136, 248, 238, 136, 216, 238, 88, 134, 224, 238, 134, 224, 238, 176, 1, 238,
185, 8, 0, 236, 60, 255, 225, 251, 132, 192, 116, 1, 249, 195, 156, 30,
83, 86, 137, 198, 140, 200, 142, 216, 180, 14, 49, 219, 252, 172, 8, 192,
116, 4, 205, 16, 235, 247, 94, 91, 31, 157, 195, 156, 30, 83, 81, 82,
86, 137, 194, 140, 200, 142, 216, 49, 219, 252, 137, 214, 177, 12, 211, 238,
131, 230, 15, 138, 132, 129, 5, 180, 14, 205, 16, 137, 214, 177, 8, 211,
238, 131, 230, 15, 138, 132, 129, 5, 180, 14, 205, 16, 137, 214, 177, 4,
211, 238, 131, 230, 15, 138, 132, 129, 5, 180, 14, 205, 16, 137, 214, 131,
230, 15, 138, 132, 129, 5, 180, 14, 205, 16, 94, 90, 89, 91, 31, 157,
195, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 65, 66, 67, 68, 69,
70, 58, 0, 32, 0, 13, 10, 0, 66, 111, 111, 116, 82, 79, 77, 32,
102, 111, 114, 32, 88, 84, 77, 97, 120, 32, 118, 49, 46, 48, 13, 10,
67, 111, 112, 121, 114, 105, 103, 104, 116, 32, 40, 99, 41, 32, 50, 48,
50, 53, 32, 77, 97, 116, 116, 104, 105, 101, 117, 32, 66, 117, 99, 99,
104, 105, 97, 110, 101, 114, 105, 13, 10, 0, 82, 79, 77, 32, 66, 97,
115, 101, 32, 65, 100, 100, 114, 101, 115, 115, 32, 32, 32, 32, 32, 32,
32, 32, 61, 32, 0, 83, 68, 32, 67, 97, 114, 100, 32, 105, 110, 105,
116, 105, 97, 108, 105, 122, 101, 100, 32, 115, 117, 99, 99, 101, 115, 115,
102, 117, 108, 108, 121, 13, 10, 0, 83, 68, 32, 67, 97, 114, 100, 32,
102, 97, 105, 108, 101, 100, 32, 116, 111, 32, 105, 110, 105, 116, 105, 97,
108, 105, 122, 101, 13, 10, 0, 70, 105, 120, 101, 100, 32, 68, 105, 115,
107, 32, 73, 68, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 61,
32, 0, 84, 111, 116, 97, 108, 32, 70, 105, 120, 101, 100, 32, 68, 105,
115, 107, 32, 68, 114, 105, 118, 101, 115, 32, 61, 32, 0, 85, 110, 115,
117, 112, 112, 111, 114, 116, 101, 100, 32, 73, 78, 84, 49, 51, 104, 32,
70, 117, 110, 99, 116, 105, 111, 110, 32, 0, 66, 111, 111, 116, 105, 110,
103, 32, 102, 114, 111, 109, 32, 83, 68, 32, 67, 97, 114, 100, 46, 46,
46, 13, 10, 0, 78, 111, 116, 32, 98, 111, 111, 116, 97, 98, 108, 101,
13, 10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
@@ -127,4 +127,4 @@ unsigned char BOOTROM[] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 145};
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 189};

42
XTMax/Drivers/BootROM/bootrom.asm
View File

@@ -59,6 +59,7 @@ cpu 8086 ; ensure we remain compatible with 8086
%error NUM_CYLINDERS_ is too large
%endif
beginning_of_rom:
%ifndef AS_COM_PROGRAM
;
; BIOS will look for the AA55 signature between C8000-DFFFF in 2KB increments.
@@ -89,6 +90,17 @@ entry:
mov ax, welcome_msg
call print_string
mov ax, rom_base_msg
call print_string
mov ax, cs
call print_hex
mov ax, colon
call print_string
mov ax, beginning_of_rom
call print_hex
mov ax, newline
call print_string
;
; Initialize the SD Card.
;
@@ -102,23 +114,15 @@ entry:
; Install our BIOS INT13h hook into the interrupt vector table.
;
.install_13h_vector:
mov ax, old_13h_msg
call print_string
xor ax, ax ; INT vector segment
mov es, ax
mov ax, es:[0x13*4+2]
mov dx, REG_SCRATCH_1
out dx, ax ; save segment
call print_hex
mov ax, colon
call print_string
mov ax, es:[0x13*4]
mov dx, REG_SCRATCH_3
out dx, ax ; save offset
call print_hex
mov ax, newline
call print_string
mov ax, ROM_SEGMENT
mov ax, cs
mov es:[0x13*4+2], ax ; store segment
mov ax, int13h_entry
mov es:[0x13*4], ax ; store offset
@@ -176,13 +180,13 @@ entry:
mov es, cx
cmp al, 0x80
jne .second_disk
mov ax, ROM_SEGMENT
mov ax, cs
mov es:[0x41*4+2], ax ; store segment
mov ax, fixed_disk_parameters_table
mov es:[0x41*4+0], ax ; store offset
jmp .end_fdpt
.second_disk:
mov ax, ROM_SEGMENT
mov ax, cs
mov es:[0x46*4+2], ax ; store segment
mov ax, fixed_disk_parameters_table
mov es:[0x46*4+0], ax ; store offset
@@ -193,7 +197,7 @@ entry:
; Install our BIOS INT18h hook into the interrupt vector table.
;
.install_18h_vector:
mov ax, ROM_SEGMENT
mov ax, cs
mov es:[0x18*4+2], ax ; store segment
mov ax, int18h_entry
mov es:[0x18*4], ax ; store offset
@@ -521,10 +525,8 @@ func_02_read_sector:
push ax
mov cx, ax ; number of sectors to read
xor ch, ch
%ifndef AS_COM_PROGRAM
mov ax, ROM_SEGMENT
mov ax, cs
mov ds, ax
%endif
mov di, bx ; setup use of movsw
.assert_cs:
mov dx, REG_CS
@@ -651,10 +653,8 @@ func_03_write_sector:
mov di, bx ; destination address
mov ax, es
mov ds, ax ; save es and setup for movsw
%ifndef AS_COM_PROGRAM
mov ax, ROM_SEGMENT
mov ax, cs
mov es, ax
%endif
.assert_cs:
mov dx, REG_CS
mov al, 0 ; assert chip select
@@ -1092,10 +1092,8 @@ init_sd:
push cx
push dx
push si
%ifndef AS_COM_PROGRAM
mov ax, ROM_SEGMENT
mov ax, cs
mov ds, ax
%endif
mov dx, REG_CS
mov al, 1 ; deassert chip select
.power_up_delay:
@@ -1309,7 +1307,7 @@ debug_handler:
welcome_msg db 'BootROM for XTMax v1.0', 0xD, 0xA
db 'Copyright (c) 2025 Matthieu Bucchianeri', 0xD, 0xA, 0
old_13h_msg db 'Old INT13h Vector = ', 0
rom_base_msg db 'ROM Base Address = ', 0
init_ok_msg db 'SD Card initialized successfully', 0xD, 0xA, 0
init_error_msg db 'SD Card failed to initialize', 0xD, 0xA, 0
disk_id_msg db 'Fixed Disk ID = ', 0

4
XTMax/Drivers/BootROM/diags.asm
View File

@@ -308,10 +308,8 @@ print_hex_byte:
push si
mov dl, al
xor ah, ah
%ifndef AS_COM_PROGRAM
mov ax, ROM_SEGMENT
mov ax, cs
mov ds, ax
%endif
xor bx, bx
cld
.nibble1:

8
XTMax/Drivers/BootROM/utils.inc
View File

@@ -9,10 +9,8 @@ print_string:
push bx
push si
mov si, ax
%ifndef AS_COM_PROGRAM
mov ax, ROM_SEGMENT
mov ax, cs
mov ds, ax
%endif
mov ah, 0xe
xor bx, bx
cld
@@ -42,10 +40,8 @@ print_hex:
push dx
push si
mov dx, ax
%ifndef AS_COM_PROGRAM
mov ax, ROM_SEGMENT
mov ax, cs
mov ds, ax
%endif
xor bx, bx
cld
.nibble1: