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63 lines
1.9 KiB
C
63 lines
1.9 KiB
C
#ifndef SEGMENTS_H
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#define SEGMENTS_H
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#include "config.h"
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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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#define SEG_START 0x8005C000
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#define SEG_FRAMEBUFFERS_SIZE (2 * SCREEN_WIDTH * SCREEN_HEIGHT * 3)
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#define SEG_GODDARD_POOL_OFFSET 0x52000 // Offset from right side of pool
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#define SEG_GODDARD (SEG_POOL_END - SEG_GODDARD_POOL_OFFSET)
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#ifndef USE_EXT_RAM /* Default: Runs out of memory quickly when importing custom assets. */
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#define RDRAM_END 0x80400000
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#define SEG_POOL_START SEG_START
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#define SEG_POOL_SIZE 0x165000
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#define SEG_POOL_END (SEG_POOL_START + SEG_POOL_SIZE)
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#define SEG_BUFFERS SEG_POOL_END
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#ifdef VERSION_EU
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#define SEG_ENGINE 0x8036FF00
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#else
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#define SEG_ENGINE 0x80378800
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#endif
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#define SEG_FRAMEBUFFERS (RDRAM_END - SEG_FRAMEBUFFERS_SIZE)
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#else /* Use Expansion Pak space for pool. */
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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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#ifdef VERSION_CN
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#define RDRAM_END 0x807C0000 // iQue has stuff like EEPROM mapped at 807C0000 onwards. TODO: Code this using osMemSize
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#else
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#define RDRAM_END 0x80800000
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#endif
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#define SEG_BUFFERS SEG_START
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#define SEG_ENGINE ((u32) &_engineSegmentStart)
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#define SEG_FRAMEBUFFERS ((u32) &_framebuffersSegmentNoloadStart)
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#define SEG_POOL_START ((u32) &_framebuffersSegmentNoloadEnd)
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#define SEG_POOL_END RDRAM_END
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#define SEG_POOL_END_4MB 0x80400000 // For the error message screen enhancement.
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#endif
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#endif // SEGMENTS_H
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