/****************************************************************************//* *	fastmem.c -- Simple routines to access fast memory. * *	(C) Copyright 2002, Greg Ungerer (gerg@snapgear.com) *//****************************************************************************/#include <stdio.h>#include <stdlib.h>/****************************************************************************/#ifdef __uClinux__/****************************************************************************/#define	MAXALLOCS	8struct atable {	int	alloced;	void	*p;	size_t	size;};struct atable	fmem_alloctable[MAXALLOCS];int		fmem_atablei;void	*fmem_base = (void *) 0x20000000;size_t	fmem_alloced;void *fmalloc(size_t size){	void *p;	int i;	/* See if exact match already */	for (i = 0; (i < MAXALLOCS); i++) {		if (size == fmem_alloctable[i].size) {			if (fmem_alloctable[i].alloced == 0) {				fmem_alloctable[i].alloced = 1;				return(fmem_alloctable[i].p);			}		}	}	p = fmem_base;	fmem_base += size;	fmem_alloced += size;	fmem_alloctable[fmem_atablei].alloced = 1;	fmem_alloctable[fmem_atablei].size = size;	fmem_alloctable[fmem_atablei].p = p;	fmem_atablei++;	return(p);}void ffree(void *ptr){	int i;	for (i = 0; (i < MAXALLOCS); i++) {		if (ptr == fmem_alloctable[i].p) {			fmem_alloctable[i].alloced = 0;			return;		}	}	//free(ptr);}/****************************************************************************/#else/****************************************************************************/void *fmalloc(size_t size){	return(malloc(size));}void ffree(void *ptr){	free(ptr);}/****************************************************************************/#endif /* __uClinux__ *//****************************************************************************/