Desktop/xinu_mips-1.0.2.tar/xinu_mips-1.0.2/include/memory.h

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/* Embedded XINU, Copyright (C) 2007.  All rights reserved. */

#ifndef _MEMORY_H_
#define _MEMORY_H_

#define roundew(x)      (void *)( (3 + (ulong)(x)) & ~0x03 )
#define truncew(x)      (void *)( ((ulong)(x)) & ~0x03 )

#define roundmb(x)      (void *)( (7 + (ulong)(x)) & ~0x07 )
#define truncmb(x)      (void *)( ((ulong)(x)) & ~0x07 )

struct memblock
{
        struct memblock *next;  
        ulong           length; 
};

extern struct memblock freelist; 
extern void *minheap;            
extern void *end;                
/* Memory function prototypes */
syscall freemem(void *pmem);
void    *getmem(ulong nbytes);

#endif /* _MEMORY_H_ */

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