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Blinkenlitzen for IP20 (Indigo).

This commit is contained in:
sekiya 2004-02-28 00:53:56 +00:00
parent 0790d0f46f
commit d289507533
1 changed files with 42 additions and 2 deletions
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44
sys/arch/sgimips/hpc/hpc.c
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@ -1,4 +1,4 @@
/* $NetBSD: hpc.c,v 1.25 2004/01/02 01:04:46 sekiya Exp $ */
/* $NetBSD: hpc.c,v 1.26 2004/02/28 00:53:56 sekiya Exp $ */
/*
* Copyright (c) 2000 Soren S. Jorvang
@ -35,12 +35,14 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: hpc.c,v 1.25 2004/01/02 01:04:46 sekiya Exp $");
__KERNEL_RCSID(0, "$NetBSD: hpc.c,v 1.26 2004/02/28 00:53:56 sekiya Exp $");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/device.h>
#include <sys/reboot.h>
#include <sys/callout.h>
#include <machine/machtype.h>
@ -289,6 +291,11 @@ int hpc_submatch(struct device *, struct cfdata *, void *);
int hpc_power_intr(void *);
#if defined(BLINK)
static struct callout hpc_blink_ch = CALLOUT_INITIALIZER;
static void hpc_blink(void *);
#endif
CFATTACH_DECL(hpc, sizeof(struct hpc_softc),
hpc_match, hpc_attach, NULL, NULL);
@ -389,6 +396,11 @@ hpc_attach(struct device *parent, struct device *self, void *aux)
cpu_intr_establish(9, IPL_NONE, hpc_power_intr, sc);
powerintr_established++;
}
#if defined(BLINK)
if (mach_type == MACH_SGI_IP20)
hpc_blink(sc);
#endif
}
int
@ -431,3 +443,31 @@ hpc_power_intr(void *arg)
return 1;
}
#if defined(BLINK)
static void
hpc_blink(void *self)
{
struct hpc_softc *sc = (struct hpc_softc *) self;
register int s;
int value;
s = splhigh();
value = *(volatile u_int32_t *)MIPS_PHYS_TO_KSEG1(HPC1_AUX_REGS);
value ^= HPC1_AUX_CONSLED;
*(volatile u_int32_t *)MIPS_PHYS_TO_KSEG1(HPC1_AUX_REGS) = value;
splx(s);
/*
* Blink rate is:
* full cycle every second if completely idle (loadav = 0)
* full cycle every 2 seconds if loadav = 1
* full cycle every 3 seconds if loadav = 2
* etc.
*/
s = (((averunnable.ldavg[0] + FSCALE) * hz) >> (FSHIFT + 1));
callout_reset(&hpc_blink_ch, s, hpc_blink, sc);
}
#endif