* Re: [Qemu-devel] [PATCH] i8259: don't abort when trying to use level sensitive irqs [not found] <1398200431-13494-1-git-send-email-hpoussin@reactos.org> @ 2014-05-03 20:39 ` Hervé Poussineau 2014-05-05 8:01 ` Michael S. Tsirkin 0 siblings, 1 reply; 4+ messages in thread From: Hervé Poussineau @ 2014-05-03 20:39 UTC (permalink / raw) To: Hervé Poussineau, qemu-devel, Anthony Liguori, Michael S. Tsirkin Ping. Le 22/04/2014 23:00, Hervé Poussineau a écrit : > This is a guest-triggerable error, as seen when using Xenix 2.3.4. > Replace hw_error by LOG_UNIMPL, so that guests have at least a chance to continue. > > Signed-off-by: Hervé Poussineau <hpoussin@reactos.org> > --- > hw/intc/i8259.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/hw/intc/i8259.c b/hw/intc/i8259.c > index c6f248b..a069d04 100644 > --- a/hw/intc/i8259.c > +++ b/hw/intc/i8259.c > @@ -265,7 +265,8 @@ static void pic_ioport_write(void *opaque, hwaddr addr64, > s->init4 = val & 1; > s->single_mode = val & 2; > if (val & 0x08) { > - hw_error("level sensitive irq not supported"); > + qemu_log_mask(LOG_UNIMP, > + "i8259: level sensitive irq not supported\n"); > } > } else if (val & 0x08) { > if (val & 0x04) { > ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [Qemu-devel] [PATCH] i8259: don't abort when trying to use level sensitive irqs 2014-05-03 20:39 ` [Qemu-devel] [PATCH] i8259: don't abort when trying to use level sensitive irqs Hervé Poussineau @ 2014-05-05 8:01 ` Michael S. Tsirkin 2014-05-05 20:02 ` Hervé Poussineau 0 siblings, 1 reply; 4+ messages in thread From: Michael S. Tsirkin @ 2014-05-05 8:01 UTC (permalink / raw) To: Hervé Poussineau; +Cc: qemu-devel, Anthony Liguori On Sat, May 03, 2014 at 10:39:37PM +0200, Hervé Poussineau wrote: > Ping. > > Le 22/04/2014 23:00, Hervé Poussineau a écrit : > >This is a guest-triggerable error, as seen when using Xenix 2.3.4. > >Replace hw_error by LOG_UNIMPL, so that guests have at least a chance to continue. > > > >Signed-off-by: Hervé Poussineau <hpoussin@reactos.org> Is it just "a chance" or does Xenix actually work well with this applied? > >--- > > hw/intc/i8259.c | 3 ++- > > 1 file changed, 2 insertions(+), 1 deletion(-) > > > >diff --git a/hw/intc/i8259.c b/hw/intc/i8259.c > >index c6f248b..a069d04 100644 > >--- a/hw/intc/i8259.c > >+++ b/hw/intc/i8259.c > >@@ -265,7 +265,8 @@ static void pic_ioport_write(void *opaque, hwaddr addr64, > > s->init4 = val & 1; > > s->single_mode = val & 2; > > if (val & 0x08) { > >- hw_error("level sensitive irq not supported"); > >+ qemu_log_mask(LOG_UNIMP, > >+ "i8259: level sensitive irq not supported\n"); > > } > > } else if (val & 0x08) { > > if (val & 0x04) { > > ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [Qemu-devel] [PATCH] i8259: don't abort when trying to use level sensitive irqs 2014-05-05 8:01 ` Michael S. Tsirkin @ 2014-05-05 20:02 ` Hervé Poussineau 2014-05-05 20:04 ` Michael S. Tsirkin 0 siblings, 1 reply; 4+ messages in thread From: Hervé Poussineau @ 2014-05-05 20:02 UTC (permalink / raw) To: Michael S. Tsirkin; +Cc: qemu-devel, Anthony Liguori Le lun. 05 mai 2014 10:01:10 CEST, Michael S. Tsirkin a écrit : > On Sat, May 03, 2014 at 10:39:37PM +0200, Hervé Poussineau wrote: >> Ping. >> >> Le 22/04/2014 23:00, Hervé Poussineau a écrit : >>> This is a guest-triggerable error, as seen when using Xenix 2.3.4. >>> Replace hw_error by LOG_UNIMPL, so that guests have at least a chance to continue. >>> >>> Signed-off-by: Hervé Poussineau <hpoussin@reactos.org> > > Is it just "a chance" or does Xenix actually work well with this > applied? Yes, With this patch, I can install and use Xenix 2.3.4a without any problem. I can also start installation of Xenix 2.3.4q, but it fails due to not finding an hard disk. Regards, Hervé > > >>> --- >>> hw/intc/i8259.c | 3 ++- >>> 1 file changed, 2 insertions(+), 1 deletion(-) >>> >>> diff --git a/hw/intc/i8259.c b/hw/intc/i8259.c >>> index c6f248b..a069d04 100644 >>> --- a/hw/intc/i8259.c >>> +++ b/hw/intc/i8259.c >>> @@ -265,7 +265,8 @@ static void pic_ioport_write(void *opaque, hwaddr addr64, >>> s->init4 = val & 1; >>> s->single_mode = val & 2; >>> if (val & 0x08) { >>> - hw_error("level sensitive irq not supported"); >>> + qemu_log_mask(LOG_UNIMP, >>> + "i8259: level sensitive irq not supported\n"); >>> } >>> } else if (val & 0x08) { >>> if (val & 0x04) { >>> > ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [Qemu-devel] [PATCH] i8259: don't abort when trying to use level sensitive irqs 2014-05-05 20:02 ` Hervé Poussineau @ 2014-05-05 20:04 ` Michael S. Tsirkin 0 siblings, 0 replies; 4+ messages in thread From: Michael S. Tsirkin @ 2014-05-05 20:04 UTC (permalink / raw) To: Hervé Poussineau; +Cc: qemu-devel, Anthony Liguori On Mon, May 05, 2014 at 10:02:55PM +0200, Hervé Poussineau wrote: > Le lun. 05 mai 2014 10:01:10 CEST, Michael S. Tsirkin a écrit : > >On Sat, May 03, 2014 at 10:39:37PM +0200, Hervé Poussineau wrote: > >>Ping. > >> > >>Le 22/04/2014 23:00, Hervé Poussineau a écrit : > >>>This is a guest-triggerable error, as seen when using Xenix 2.3.4. > >>>Replace hw_error by LOG_UNIMPL, so that guests have at least a chance to continue. > >>> > >>>Signed-off-by: Hervé Poussineau <hpoussin@reactos.org> > > > >Is it just "a chance" or does Xenix actually work well with this > >applied? > > Yes, > With this patch, I can install and use Xenix 2.3.4a without any problem. > I can also start installation of Xenix 2.3.4q, but it fails due to > not finding an hard disk. > > Regards, > > Hervé Thanks! I'll pick this patch up when I'm back online. > > > > > >>>--- > >>> hw/intc/i8259.c | 3 ++- > >>> 1 file changed, 2 insertions(+), 1 deletion(-) > >>> > >>>diff --git a/hw/intc/i8259.c b/hw/intc/i8259.c > >>>index c6f248b..a069d04 100644 > >>>--- a/hw/intc/i8259.c > >>>+++ b/hw/intc/i8259.c > >>>@@ -265,7 +265,8 @@ static void pic_ioport_write(void *opaque, hwaddr addr64, > >>> s->init4 = val & 1; > >>> s->single_mode = val & 2; > >>> if (val & 0x08) { > >>>- hw_error("level sensitive irq not supported"); > >>>+ qemu_log_mask(LOG_UNIMP, > >>>+ "i8259: level sensitive irq not supported\n"); > >>> } > >>> } else if (val & 0x08) { > >>> if (val & 0x04) { > >>> > > > ^ permalink raw reply [flat|nested] 4+ messages in thread
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2014-05-03 20:39 ` [Qemu-devel] [PATCH] i8259: don't abort when trying to use level sensitive irqs Hervé Poussineau
2014-05-05 8:01 ` Michael S. Tsirkin
2014-05-05 20:02 ` Hervé Poussineau
2014-05-05 20:04 ` Michael S. Tsirkin
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