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intr.h revision 1.5 
      1  1.5  soren /*	$NetBSD: intr.h,v 1.5 2000/04/28 15:55:52 soren Exp $	*/
      2  1.1  soren 
      3  1.1  soren #define	IPL_NONE	0	/* Disable only this interrupt. */
      4  1.1  soren #define	IPL_BIO		1	/* Disable block I/O interrupts. */
      5  1.1  soren #define	IPL_NET		2	/* Disable network interrupts. */
      6  1.1  soren #define	IPL_TTY		3	/* Disable terminal interrupts. */
      7  1.3  soren #define	IPL_IMP		4	/* Memory allocation */
      8  1.3  soren #define	IPL_CLOCK	5	/* Disable clock interrupts. */
      9  1.3  soren #define	IPL_STATCLOCK	6	/* Disable profiling interrupts. */
     10  1.3  soren #define	IPL_HIGH	7	/* Disable all interrupts. */
     11  1.3  soren #define NIPL		8
     12  1.1  soren 
     13  1.1  soren /* Interrupt sharing types. */
     14  1.1  soren #define IST_NONE	0	/* none */
     15  1.1  soren #define IST_PULSE	1	/* pulsed */
     16  1.1  soren #define IST_EDGE	2	/* edge-triggered */
     17  1.1  soren #define IST_LEVEL	3	/* level-triggered */
     18  1.1  soren 
     19  1.5  soren /* Soft interrupt masks. */
     20  1.5  soren #define SIR_CLOCK	31
     21  1.5  soren #define SIR_NET		30
     22  1.5  soren #define SIR_CLOCKMASK	((1 << SIR_CLOCK))
     23  1.5  soren #define SIR_NETMASK	((1 << SIR_NET) | SIR_CLOCKMASK)
     24  1.5  soren #define SIR_ALLMASK	(SIR_CLOCKMASK | SIR_NETMASK)
     25  1.5  soren 
     26  1.3  soren #ifdef _KERNEL
     27  1.1  soren #ifndef _LOCORE
     28  1.5  soren 
     29  1.5  soren #include <mips/cpuregs.h>
     30  1.1  soren 
     31  1.1  soren extern int		_splraise(int);
     32  1.1  soren extern int		_spllower(int);
     33  1.1  soren extern int		_splset(int);
     34  1.1  soren extern int		_splget(void);
     35  1.1  soren extern void		_splnone(void);
     36  1.1  soren extern void		_setsoftintr(int);
     37  1.1  soren extern void		_clrsoftintr(int);
     38  1.1  soren 
     39  1.1  soren #define setsoftclock()	_setsoftintr(MIPS_SOFT_INT_MASK_0)
     40  1.1  soren #define setsoftnet()	_setsoftintr(MIPS_SOFT_INT_MASK_1)
     41  1.1  soren #define clearsoftclock() _clrsoftintr(MIPS_SOFT_INT_MASK_0)
     42  1.1  soren #define clearsoftnet()	_clrsoftintr(MIPS_SOFT_INT_MASK_1)
     43  1.1  soren 
     44  1.1  soren #define splhigh()       _splraise(MIPS_INT_MASK)
     45  1.1  soren #define spl0()          (void)_spllower(0)
     46  1.1  soren #define splx(s)         (void)_splset(s)
     47  1.2  soren #define SPLSOFT		MIPS_SOFT_INT_MASK_0 | MIPS_SOFT_INT_MASK_1
     48  1.2  soren #define SPLBIO		SPLSOFT | MIPS_INT_MASK_4
     49  1.1  soren #define SPLNET		SPLBIO | MIPS_INT_MASK_1 | MIPS_INT_MASK_2
     50  1.1  soren #define SPLTTY		SPLNET | MIPS_INT_MASK_3
     51  1.1  soren #define SPLCLOCK	SPLTTY | MIPS_INT_MASK_0 | MIPS_INT_MASK_5
     52  1.1  soren #define splbio()        _splraise(SPLBIO)
     53  1.1  soren #define splnet()        _splraise(SPLNET)
     54  1.1  soren #define spltty()        _splraise(SPLTTY)
     55  1.1  soren #define splclock()      _splraise(SPLCLOCK)
     56  1.3  soren #define splimp()	splclock()
     57  1.1  soren #define splstatclock()  splclock()
     58  1.1  soren #define splsoftclock()	_splraise(MIPS_SOFT_INT_MASK_0)
     59  1.4   soda #define splsoftnet()	_splraise(MIPS_SOFT_INT_MASK_0|MIPS_SOFT_INT_MASK_1)
     60  1.3  soren #define spllowersoftclock() _spllower(MIPS_SOFT_INT_MASK_0)
     61  1.1  soren 
     62  1.1  soren extern unsigned int	intrcnt[];
     63  1.1  soren #define SOFTCLOCK_INTR	0
     64  1.1  soren #define SOFTNET_INTR	1
     65  1.1  soren 
     66  1.3  soren extern void *	cpu_intr_establish(int, int, int (*)(void *), void *);
     67  1.3  soren extern void *	icu_intr_establish(int, int, int, int (*)(void *), void *);
     68  1.1  soren 
     69  1.3  soren #endif /* !_LOCORE */
     70  1.1  soren #endif /* _LOCORE */
     71