sm64ex-alo/include/segments.h
2021-05-15 14:13:14 -05:00

41 lines
1.1 KiB
C

#ifndef SEGMENTS_H
#define SEGMENTS_H
#include "config.h"
#ifndef LINKER
#include "segment_symbols.h"
#endif
/*
* Memory addresses for segments. Ideally, this header file would not be
* needed, and the addresses would be defined in sm64.ld and linker-inserted
* into C code. However, there are some cases where that would not match, where
* addresses are loaded using lui/ori rather than lui/addiu.
* To avoid duplication, this file is included from sm64.ld. We make sure not
* to cast the addresses to pointers in this file, since that would be invalid
* linker script syntax.
*/
#if N64_USE_EXTENDED_RAM
#define RAM_END 0x80800000
#define RAM_END_4MB 0x80400000
#else
#define RAM_END 0x80400000
#endif
/*
* Workaround for running out of pool space due to
* importing large custom content.
*/
#define SEG_POOL_START _framebuffersSegmentNoloadEnd // 0x0165000 in size
#ifdef GODDARD_MFACE
#define SEG_GODDARD SEG_POOL_START + 0x113000
#endif
#if N64_USE_EXTENDED_RAM
#define POOL_SIZE_4MB RAM_END_4MB - SEG_POOL_START
#endif
#define POOL_SIZE RAM_END - SEG_POOL_START
#endif // SEGMENTS_H