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/*
This file is based on:
$XFree86: xc/programs/Xserver/hw/xfree86/drivers/chips/util/AsmMacros.h,v 1.1 2001/11/16 21:13:34 tsi Exp $
Modified for readability by Nick Kurshev
*/
#ifndef __ASM_MACROS_POWERPC_H
#define __ASM_MACROS_POWERPC_H
#if defined(Lynx)
extern unsigned char *ioBase;
static __inline__ volatile void eieio()
{
__asm__ __volatile__ ("eieio");
}
static __inline__ void outb(short port, unsigned char value)
{
*(uchar *)(ioBase + port) = value; eieio();
}
static __inline__ void outw(short port, unsigned short value)
{
*(unsigned short *)(ioBase + port) = value; eieio();
}
static __inline__ void outl(short port, unsigned short value)
{
*(unsigned long *)(ioBase + port) = value; eieio();
}
static __inline__ unsigned char inb(short port)
{
unsigned char val;
val = *((unsigned char *)(ioBase + port)); eieio();
return(val);
}
static __inline__ unsigned short inw(short port)
{
unsigned short val;
val = *((unsigned short *)(ioBase + port)); eieio();
return(val);
}
static __inline__ unsigned long inl(short port)
{
unsigned long val;
val = *((unsigned long *)(ioBase + port)); eieio();
return(val);
}
#define intr_disable()
#define intr_enable()
#else
#error This stuff is not ported on your system
#endif
#endif
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