STI, HLT in acpi_cpu_idle_c1
Gerrit Nagelhout
gnagelhout at sandvine.com
Fri Jun 25 09:26:31 PDT 2004
John Baldwin wrote:
>
> This is why it isn't receiving interrupts. It thinks one is
> still being
> serviced and is waiting on the EOI. That is IPI_HARDCLOCK again.
> Hmm, try this hack (you can turn idle_hlt back on if you want
> since it doesn't
> seem to have an effect):
>
> Index: intr_machdep.c
> ===================================================================
> RCS file: /usr/cvs/src/sys/i386/i386/intr_machdep.c,v
> retrieving revision 1.6
> diff -u -r1.6 intr_machdep.c
> --- intr_machdep.c 28 May 2004 17:50:07 -0000 1.6
> +++ intr_machdep.c 25 Jun 2004 15:42:00 -0000
> @@ -184,6 +184,10 @@
> clkintr_pending = 1;
>
> if (ih != NULL && ih->ih_flags & IH_FAST) {
> +#if 1
> + isrc->is_pic->pic_disable_source(isrc);
> + isrc->is_pic->pic_eoi_source(isrc);
> +#endif
> /*
> * Execute fast interrupt handlers directly.
> * To support clock handlers, if a handler registers
> @@ -202,7 +206,11 @@
> else
> ih->ih_handler(ih->ih_argument);
> }
> +#if 0
> isrc->is_pic->pic_eoi_source(isrc);
> +#else
> + isrc->is_pic->pic_disable_source(isrc);
> +#endif
> error = 0;
> critical_exit();
> } else {
>
> --
> John Baldwin <jhb at FreeBSD.org> <>< http://www.FreeBSD.org/~jhb/
> "Power Users Use the Power to Serve" = http://www.FreeBSD.org
>
This patch seems to have broken something with the aac driver.
I get the following message over and over on bootup:
aac0: COMMAND 0xca593a14 TIMEOUT AFTER 40 SECONDS
aac0: COMMAND 0xca593a8c TIMEOUT AFTER 40 SECONDS
aac0: COMMAND 0xca593b04 TIMEOUT AFTER 40 SECONDS
aac0: COMMAND 0xca593b7c TIMEOUT AFTER 40 SECONDS
aac0: COMMAND 0xca593bf4 TIMEOUT AFTER 40 SECONDS
aac0: COMMAND 0xca593c6c TIMEOUT AFTER 40 SECONDS
aac0: COMMAND 0xca593ce4 TIMEOUT AFTER 40 SECONDS
aac0: COMMAND 0xca593d5c TIMEOUT AFTER 40 SECONDS
aac0: COMMAND 0xca593dd4 TIMEOUT AFTER 40 SECONDS
aac0: COMMAND 0xca593e4c TIMEOUT AFTER 40 SECONDS
aac0: COMMAND 0xca593ec4 TIMEOUT AFTER 40 SECONDS
Thanks,
Gerrit
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