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This commit is contained in:
Joel Sherrill
1999-11-23 14:54:42 +00:00
parent a1bcc6e944
commit 3772e2c14a
1 changed files with 21 additions and 27 deletions
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48
c/src/lib/libcpu/i386/cpu.h
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@@ -178,61 +178,55 @@ static inline void i386_set_cr3(unsigned int segment)
*/
#define i386_outport_byte( _port, _value ) \
{ register unsigned short __port = _port; \
do { register unsigned short __port = _port; \
register unsigned char __value = _value; \
\
asm volatile ( "outb %0,%1" : "=a" (__value), "=d" (__port) \
: "0" (__value), "1" (__port) \
); \
}
asm volatile ( "outb %0,%1" : : "a" (__value), "d" (__port) ); \
} while (0)
#define i386_outport_word( _port, _value ) \
{ register unsigned short __port = _port; \
do { register unsigned short __port = _port; \
register unsigned short __value = _value; \
\
asm volatile ( "outw %0,%1" : "=a" (__value), "=d" (__port) \
: "0" (__value), "1" (__port) \
); \
}
asm volatile ( "outw %0,%1" : : "a" (__value), "d" (__port) ); \
} while (0)
#define i386_outport_long( _port, _value ) \
{ register unsigned short __port = _port; \
do { register unsigned short __port = _port; \
register unsigned int __value = _value; \
\
asm volatile ( "outl %0,%1" : "=a" (__value), "=d" (__port) \
: "0" (__value), "1" (__port) \
); \
}
asm volatile ( "outl %0,%1" : : "a" (__value), "d" (__port) ); \
} while (0)
#define i386_inport_byte( _port, _value ) \
{ register unsigned short __port = _port; \
do { register unsigned short __port = _port; \
register unsigned char __value = 0; \
\
asm volatile ( "inb %1,%0" : "=a" (__value), "=d" (__port) \
: "0" (__value), "1" (__port) \
asm volatile ( "inb %1,%0" : "=a" (__value) \
: "d" (__port) \
); \
_value = __value; \
}
} while (0)
#define i386_inport_word( _port, _value ) \
{ register unsigned short __port = _port; \
do { register unsigned short __port = _port; \
register unsigned short __value = 0; \
\
asm volatile ( "inw %1,%0" : "=a" (__value), "=d" (__port) \
: "0" (__value), "1" (__port) \
asm volatile ( "inw %1,%0" : "=a" (__value) \
: "d" (__port) \
); \
_value = __value; \
}
} while (0)
#define i386_inport_long( _port, _value ) \
{ register unsigned short __port = _port; \
do { register unsigned short __port = _port; \
register unsigned int __value = 0; \
\
asm volatile ( "inl %1,%0" : "=a" (__value), "=d" (__port) \
: "0" (__value), "1" (__port) \
asm volatile ( "inl %1,%0" : "=a" (__value) \
: "d" (__port) \
); \
_value = __value; \
}
} while (0)
/*
* Type definition for raw interrupts.