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