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Clean up a little.

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This commit is contained in:
mycroft 1994-10-01 03:42:59 +00:00
parent c25a6980ac
commit 1e0ffaa7d6
1 changed files with 7 additions and 7 deletions
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14
sys/arch/i386/isa/icu.h
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@ -34,7 +34,7 @@
* SUCH DAMAGE.
*
* from: @(#)icu.h 5.6 (Berkeley) 5/9/91
* $Id: icu.h,v 1.14 1994/10/01 03:37:37 mycroft Exp $
* $Id: icu.h,v 1.15 1994/10/01 03:42:59 mycroft Exp $
*/
/*
@ -42,8 +42,8 @@
* W. Jolitz 8/89
*/
#ifndef __ICU__
#define __ICU__
#ifndef _I386_ISA_ICU_H_
#define _I386_ISA_ICU_H_
#ifndef LOCORE
@ -57,16 +57,16 @@ extern unsigned imen; /* interrupt mask enable */
#define INTRMASK(msk,s) (msk |= (s))
#define INTRDIS(s) (INTRMASK(imen, s), SET_ICUS())
#if 0
#define SET_ICUS() do{outb(IO_ICU1 + 1, imen); outb(IU_ICU2 + 1, imen >> 8);}while(0)
#define SET_ICUS() (outb(IO_ICU1 + 1, imen), outb(IU_ICU2 + 1, imen >> 8))
#else
/*
* XXX - IO_ICU* are defined in isa.h, not icu.h, and nothing much bothers to
* include isa.h, while too many things include icu.h.
*/
#define SET_ICUS() do{outb(0x21, imen); outb(0xa1, imen >> 8);}while(0)
#define SET_ICUS() (outb(0x21, imen), outb(0xa1, imen >> 8))
#endif
#endif
#endif /* !LOCORE */
/*
* Interrupt enable bits -- in order of priority
@ -95,4 +95,4 @@ extern unsigned imen; /* interrupt mask enable */
#define ICU_OFFSET 32 /* 0-31 are processor exceptions */
#define ICU_LEN 16 /* 32-47 are ISA interrupts */
#endif __ICU__
#endif /* !_I386_ISA_ICU_H_ */