71 lines
2.2 KiB
C
71 lines
2.2 KiB
C
#ifndef __MALLOC_H
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#define __MALLOC_H
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#include "types.h" // u32
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// malloc.c
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extern struct zone_s ZoneLow, ZoneHigh, ZoneFSeg, ZoneTmpLow, ZoneTmpHigh;
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u32 rom_get_max(void);
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u32 rom_get_last(void);
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struct rom_header *rom_reserve(u32 size);
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int rom_confirm(u32 size);
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void malloc_csm_preinit(u32 low_pmm, u32 low_pmm_size, u32 hi_pmm,
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u32 hi_pmm_size);
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void malloc_preinit(void);
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extern u32 LegacyRamSize;
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void malloc_init(void);
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void malloc_prepboot(void);
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u32 malloc_palloc(struct zone_s *zone, u32 size, u32 align);
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void *_malloc(struct zone_s *zone, u32 size, u32 align);
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int malloc_pfree(u32 data);
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void free(void *data);
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u32 malloc_getspace(struct zone_s *zone);
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void malloc_sethandle(u32 data, u32 handle);
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u32 malloc_findhandle(u32 handle);
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#define MALLOC_DEFAULT_HANDLE 0xFFFFFFFF
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// Minimum alignment of malloc'd memory
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#define MALLOC_MIN_ALIGN 16
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// Helper functions for memory allocation.
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static inline void *malloc_low(u32 size) {
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return _malloc(&ZoneLow, size, MALLOC_MIN_ALIGN);
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}
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static inline void *malloc_high(u32 size) {
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return _malloc(&ZoneHigh, size, MALLOC_MIN_ALIGN);
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}
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static inline void *malloc_fseg(u32 size) {
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return _malloc(&ZoneFSeg, size, MALLOC_MIN_ALIGN);
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}
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static inline void *malloc_tmplow(u32 size) {
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return _malloc(&ZoneTmpLow, size, MALLOC_MIN_ALIGN);
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}
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static inline void *malloc_tmphigh(u32 size) {
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return _malloc(&ZoneTmpHigh, size, MALLOC_MIN_ALIGN);
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}
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static inline void *malloc_tmp(u32 size) {
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void *ret = malloc_tmphigh(size);
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if (ret)
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return ret;
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return malloc_tmplow(size);
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}
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static inline void *memalign_low(u32 align, u32 size) {
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return _malloc(&ZoneLow, size, align);
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}
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static inline void *memalign_high(u32 align, u32 size) {
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return _malloc(&ZoneHigh, size, align);
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}
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static inline void *memalign_tmplow(u32 align, u32 size) {
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return _malloc(&ZoneTmpLow, size, align);
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}
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static inline void *memalign_tmphigh(u32 align, u32 size) {
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return _malloc(&ZoneTmpHigh, size, align);
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}
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static inline void *memalign_tmp(u32 align, u32 size) {
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void *ret = memalign_tmphigh(align, size);
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if (ret)
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return ret;
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return memalign_tmplow(align, size);
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}
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#endif // malloc.h
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