Date: Thu, 04 Jan 2001 21:55:57 -0800 From: Manfred Antar <null@pozo.com> To: Jake Burkholder <jburkhol@home.com> Cc: current@freebsd.org;, smp@freebsd.org;, tomdean@speakeasy.org Subject: Re: Continuing Fatal Trap 12 Message-ID: <5.0.2.1.2.20010104215541.00a63c38@pozo.com>
next in thread | raw e-mail | index | archive | help
Jake
I applied the patch:
#define LPT_DEBUG=20
=20
--- lpt.c Thu Dec 7 17:33:12 2000=20
+++ lpt.c.hack Thu Jan 4 00:46:41 2001=20
@@ -394,6 +394,7 @@=20
/* retrieve the ppbus irq */=20
BUS_READ_IVAR(ppbus, dev, PPBUS_IVAR_IRQ, &irq);=20
=20
+#if 0=20
if (irq > 0) {=20
/* declare our interrupt handler */=20
sc->intr_resource =3D bus_alloc_resource(dev, SYS_RES_IRQ,=20
@@ -403,9 +404,12 @@=20
sc->sc_irq =3D LP_HAS_IRQ | LP_USE_IRQ | LP_ENABLE_IRQ;=20
device_printf(dev, "Interrupt-driven port\n");=20
} else {=20
+#endif=20
sc->sc_irq =3D 0;=20
device_printf(dev, "Polled port\n");=20
+#if 0=20
}=20
+#endif=20
lprintf(("irq %x %x\n", irq, sc->sc_irq));=20
=20
lpt_release_ppbus(dev);=20
And now printing seems to work fine under SMP
Just alot of debbuging stuff when I print :
Jan 4 21:52:45 pozo /boot/kernel/kernel:=
ppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp=
pppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp=
pppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp=
pppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp=
pppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp=
pppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp=
pppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp=
pppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp=
pppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp=
pppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp=
pppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp=
pppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp=
pppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppppp=
pppppppppppppppp
Jan 4 21:52:45 pozo /boot/kernel/kernel: pppppppppclosed.
Jan 4 21:52:45 pozo /boot/kernel/kernel: pppppppppclosed.
Manfred
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D
|| null@pozo.com ||
|| Ph. (415) 681-6235 ||
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D
To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-smp" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?5.0.2.1.2.20010104215541.00a63c38>