repo2/firmware/aeon_lite/memory.h @ 287
| 180 | markw | #ifndef MEMORY_H
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#define MEMORY_H
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| 116 | markw | ||
| 180 | markw | #define SRAM_BASE ((void*) 0x200000)
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#define SDRAM_BASE ((void*) 0x800000)
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| 116 | markw | // Memory usage...
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// 0x90000-0x9FFFF (0x890000 in zpu space) = directory cache - 64k
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// 0xA0000-0xBFFFF (0x8a0000 in zpu space) = freeze backup
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// 0xC0000-0xDFFFF (0x8c0000 in zpu space) = os rom/basic rom
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| 180 | markw | #define DIR_INIT_MEM (SDRAM_BASE + 0x90000)
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| 160 | markw | #define DIR_INIT_MEMSIZE 65536
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| 180 | markw | #define FREEZE_MEM (SDRAM_BASE + 0xa0000)
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| 116 | markw | ||
| 195 | markw | // disabled
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#define CARTRIDGE_MEM ((void*) 0)
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| 180 | markw | // offset in SDRAM area
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#define ROM_OFS 0xc0000
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| 195 | markw | ||
| 180 | markw | #define atari_regbase ((void*) 0x10000)
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#define atari_regmirror ((void*) 0x20000)
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| 275 | markw | #define zpu_regbase ((void*) 0x40000)
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#define pokey_regbase ((void*) 0x40400)
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| 180 | markw | ||
#endif
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