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43 lines
1.2 KiB
C
43 lines
1.2 KiB
C
#ifndef LOADFRAGMENT_H
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#define LOADFRAGMENT_H
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#include "PR/ultratypes.h"
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#include "libc/stdint.h"
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#include "libc/stddef.h"
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extern s32 gOverlayLogSeverity;
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#define RELOC_SECTION(reloc) ((reloc) >> 30)
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#define RELOC_OFFSET(reloc) ((reloc) & 0xFFFFFF)
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#define RELOC_TYPE_MASK(reloc) ((reloc) & 0x3F000000)
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#define RELOC_TYPE_SHIFT 24
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/* MIPS Relocation Types */
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#define R_MIPS_32 2
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#define R_MIPS_26 4
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#define R_MIPS_HI16 5
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#define R_MIPS_LO16 6
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typedef enum {
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/* 0 */ RELOC_SECTION_NULL,
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/* 1 */ RELOC_SECTION_TEXT,
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/* 2 */ RELOC_SECTION_DATA,
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/* 3 */ RELOC_SECTION_RODATA,
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/* 4 */ RELOC_SECTION_MAX
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} RelocSectionId;
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typedef struct OverlayRelocationSection {
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/* 0x00 */ size_t textSize;
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/* 0x04 */ size_t dataSize;
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/* 0x08 */ size_t rodataSize;
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/* 0x0C */ size_t bssSize;
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/* 0x10 */ u32 numRelocations;
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/* 0x14 */ u32 relocations[1]; // array count is numRelocations
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} OverlayRelocationSection; // size >= 0x18
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// Fragment overlay load functions
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size_t Overlay_Load(uintptr_t vromStart, uintptr_t vromEnd, void* ramStart, void* ramEnd, void* allocatedRamAddr);
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void* Overlay_AllocateAndLoad(uintptr_t vromStart, uintptr_t vromEnd, void* vramStart, void* vramEnd);
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#endif
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