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47 lines
1.2 KiB
C
47 lines
1.2 KiB
C
#ifndef SEGMENTS_H
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#define SEGMENTS_H
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#include "segment_names.h"
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#ifndef LINKER
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#include "segment_symbols.h"
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#endif
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/*
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* Memory addresses for segments. Ideally, this header file would not be
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* needed, and the addresses would be defined in sm64.ld and linker-inserted
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* into C code. However, there are some cases where that would not match, where
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* addresses are loaded using lui/ori rather than lui/addiu.
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* To avoid duplication, this file is included from sm64.ld. We make sure not
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* to cast the addresses to pointers in this file, since that would be invalid
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* linker script syntax.
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*/
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// Starting address of RAM
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#define RAM_START 0x80000000
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// 1MB of RAM
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#define RAM_1MB 0x00100000
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#define USE_EXT_RAM
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// Calculate total amount of RAM
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#ifndef USE_EXT_RAM
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#define TOTAL_RAM_SIZE (RAM_1MB * 4)
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#else
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#define TOTAL_RAM_SIZE (RAM_1MB * 8)
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#endif
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// Ending address of RAM
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#define RAM_END (RAM_START + TOTAL_RAM_SIZE)
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/*
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* Workaround for running out of pool space due to
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* importing large custom content.
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*/
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#define SEG_POOL_START _framebuffersSegmentBssEnd // 0x0165000 in size
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#define POOL_SIZE RAM_END - SEG_POOL_START
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#define MAP_PARSER_ADDRESS 0x80345678
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#endif // SEGMENTS_H
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