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Make setsoft* use the real software interrupt register

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provided on Sun machines (instead of simulating mtpr).
This commit is contained in:
gwr 1994-06-28 21:47:56 +00:00
parent dd658a58ea
commit ccceee9df1
1 changed files with 19 additions and 3 deletions
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22
sys/arch/sun3/include/cpu.h
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@ -38,7 +38,7 @@
* from: Utah Hdr: cpu.h 1.16 91/03/25
* from: @(#)cpu.h 7.7 (Berkeley) 6/27/91
* cpu.h,v 1.2 1993/05/22 07:58:17 cgd Exp
* $Id: cpu.h,v 1.11 1994/05/27 14:55:20 gwr Exp $
* $Id: cpu.h,v 1.12 1994/06/28 21:47:56 gwr Exp $
*/
#ifdef KERNEL
@ -105,9 +105,25 @@ extern int want_resched; /* resched() was called */
#define signotify(p) aston()
/*
* simulated software interrupt register
* Software Interrupt Register (SIR)
* The sun3 has a real software interrupt register set by
* isr_soft_request() so this scheme just multiplexes four
* software interrupt `sources' on the level one handler.
*/
#include <machine/mtpr.h>
union sun3sir {
int sir_any;
char sir_which[4];
} sun3sir;
#define SIR_NET 0
#define SIR_CLOCK 1
#define SIR_SPARE2 2
#define SIR_SPARE3 3
#define setsoftint() isr_soft_request(1)
#define setsoftnet() (sun3sir.sir_which[SIR_NET] = 1, setsoftint())
#define setsoftclock() (sun3sir.sir_which[SIR_CLOCK] = 1, setsoftint())
/*
* CTL_MACHDEP definitions.