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inline
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disk.h
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C/C++ Source or Header
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1993-12-09
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2KB
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101 lines
#ifndef _INLINE_DISK_H
#define _INLINE_DISK_H
#include <sys/cdefs.h>
#include <inline/stubs.h>
__BEGIN_DECLS
#ifndef BASE_EXT_DECL
#define BASE_EXT_DECL extern struct DiskBase* DiskBase;
#endif
#ifndef BASE_PAR_DECL
#define BASE_PAR_DECL
#define BASE_PAR_DECL0 void
#endif
#ifndef BASE_NAME
#define BASE_NAME DiskBase
#endif
static __inline BOOL
AllocUnit (BASE_PAR_DECL long unitNum)
{
BASE_EXT_DECL
register BOOL _res __asm("d0");
register struct DiskBase* a6 __asm("a6") = BASE_NAME;
register long d0 __asm("d0") = unitNum;
__asm __volatile ("jsr a6@(-0x6)"
: "=r" (_res)
: "r" (a6), "r" (d0)
: "a0","a1","d0","d1", "memory");
return _res;
}
static __inline void
FreeUnit (BASE_PAR_DECL long unitNum)
{
BASE_EXT_DECL
register struct DiskBase* a6 __asm("a6") = BASE_NAME;
register long d0 __asm("d0") = unitNum;
__asm __volatile ("jsr a6@(-0xc)"
: /* no output */
: "r" (a6), "r" (d0)
: "a0","a1","d0","d1", "memory");
}
static __inline struct DiskResourceUnit *
GetUnit (BASE_PAR_DECL struct DiskResourceUnit *unitPointer)
{
BASE_EXT_DECL
register struct DiskResourceUnit * _res __asm("d0");
register struct DiskBase* a6 __asm("a6") = BASE_NAME;
register struct DiskResourceUnit *a1 __asm("a1") = unitPointer;
__asm __volatile ("jsr a6@(-0x12)"
: "=r" (_res)
: "r" (a6), "r" (a1)
: "a0","a1","d0","d1", "memory");
return _res;
}
static __inline LONG
GetUnitID (BASE_PAR_DECL long unitNum)
{
BASE_EXT_DECL
register LONG _res __asm("d0");
register struct DiskBase* a6 __asm("a6") = BASE_NAME;
register long d0 __asm("d0") = unitNum;
__asm __volatile ("jsr a6@(-0x1e)"
: "=r" (_res)
: "r" (a6), "r" (d0)
: "a0","a1","d0","d1", "memory");
return _res;
}
static __inline void
GiveUnit (BASE_PAR_DECL0)
{
BASE_EXT_DECL
register struct DiskBase* a6 __asm("a6") = BASE_NAME;
__asm __volatile ("jsr a6@(-0x18)"
: /* no output */
: "r" (a6)
: "a0","a1","d0","d1", "memory");
}
static __inline LONG
ReadUnitID (BASE_PAR_DECL long unitNum)
{
BASE_EXT_DECL
register LONG _res __asm("d0");
register struct DiskBase* a6 __asm("a6") = BASE_NAME;
register long d0 __asm("d0") = unitNum;
__asm __volatile ("jsr a6@(-0x24)"
: "=r" (_res)
: "r" (a6), "r" (d0)
: "a0","a1","d0","d1", "memory");
return _res;
}
#undef BASE_EXT_DECL
#undef BASE_PAR_DECL
#undef BASE_PAR_DECL0
#undef BASE_NAME
__END_DECLS
#endif /* _INLINE_DISK_H */