segments.h (1968B)
1 #ifndef SEGMENTS_H 2 #define SEGMENTS_H 3 4 #include "config.h" 5 6 /* 7 * Memory addresses for segments. Ideally, this header file would not be 8 * needed, and the addresses would be defined in sm64.ld and linker-inserted 9 * into C code. However, there are some cases where that would not match, where 10 * addresses are loaded using lui/ori rather than lui/addiu. 11 * To avoid duplication, this file is included from sm64.ld. We make sure not 12 * to cast the addresses to pointers in this file, since that would be invalid 13 * linker script syntax. 14 */ 15 16 #define SEG_START 0x8005C000 17 18 #define SEG_FRAMEBUFFERS_SIZE (2 * SCREEN_WIDTH * SCREEN_HEIGHT * 3) 19 #define SEG_GODDARD_POOL_OFFSET 0x52000 // Offset from right side of pool 20 #define SEG_GODDARD (SEG_POOL_END - SEG_GODDARD_POOL_OFFSET) 21 22 #ifndef USE_EXT_RAM /* Default: Runs out of memory quickly when importing custom assets. */ 23 24 #define RDRAM_END 0x80400000 25 26 #define SEG_POOL_START SEG_START 27 #define SEG_POOL_SIZE 0x165000 28 #define SEG_POOL_END (SEG_POOL_START + SEG_POOL_SIZE) 29 30 #define SEG_BUFFERS SEG_POOL_END 31 32 #ifdef VERSION_EU 33 #define SEG_ENGINE 0x8036FF00 34 #else 35 #define SEG_ENGINE 0x80378800 36 #endif 37 38 #define SEG_FRAMEBUFFERS (RDRAM_END - SEG_FRAMEBUFFERS_SIZE) 39 40 #else /* Use Expansion Pak space for pool. */ 41 42 /* 43 * Workaround for running out of pool space due to 44 * importing large custom content. 45 */ 46 47 #ifdef VERSION_CN 48 #define RDRAM_END 0x807C0000 // iQue has stuff like EEPROM mapped at 807C0000 onwards. TODO: Code this using osMemSize 49 #else 50 #define RDRAM_END 0x80800000 51 #endif 52 53 #define SEG_BUFFERS SEG_START 54 #define SEG_ENGINE ((u32) &_engineSegmentStart) 55 #define SEG_FRAMEBUFFERS ((u32) &_framebuffersSegmentNoloadStart) 56 #define SEG_POOL_START ((u32) &_framebuffersSegmentNoloadEnd) 57 #define SEG_POOL_END RDRAM_END 58 #define SEG_POOL_END_4MB 0x80400000 // For the error message screen enhancement. 59 60 #endif 61 62 #endif // SEGMENTS_H