os-generic.h

IBM source for pallas/vulcan/vesta

//pallas/drv/include/os/os-generic.h
/*----------------------------------------------------------------------------+
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|       COPYRIGHT   I B M   CORPORATION 1998
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+----------------------------------------------------------------------------*/
//
//Comment: 
//  A common OS abstraction interface for Linux  
//Revision Log:   
//  Sept/03/2001			Created by YYD
//  Sept/28/2001			Add _OS_MEM helper, YYD

#ifndef  _DRV_INCLUDE_OS_OS_GENERIC_H_INC_
#define  _DRV_INCLUDE_OS_OS_GENERIC_H_INC_

#include "os/os-types.h"

#include <linux/mm.h>
#include <linux/slab.h>  // where kmalloc is defined ??
#include <linux/interrupt.h>  // where in_interrupt defined

#define MALLOC(s) kmalloc((s), in_interrupt() ? GFP_ATOMIC : GFP_KERNEL)
#define FREE(s)   kfree((s))

#include <asm/string.h>    

#define _OS_MEMCPY(a,b,c)   memcpy(a,b,c)
#define _OS_MEMMOVE(a,b,c)  memmove(a,b,c)
#define _OS_MEMSET(a,b,c)   memset(a,b,c)


void * _OS_MAP_PHYSICAL_MEM(UINT uPhyAddr, UINT uSize);
// return NULL for fail and logical address on success

INT    _OS_UNMAP_PHYSICAL_MEM(UINT uPhyAddr, void *pLogicalAddr);
// return -1 on fail, 0 on success


#endif  //  _DRV_INCLUDE_OS_OS_GENERIC_H_INC_