Date: Tue, 21 Jan 2014 20:53:17 -0600 From: Joe Maloney <jpm820@gmail.com> To: Neel Natu <neelnatu@gmail.com> Cc: "freebsd-virtualization@freebsd.org" <freebsd-virtualization@freebsd.org> Subject: Re: kldload vmm partial lockup Message-ID: <52A1E4D3-9625-40B7-AF4A-2EAFBF3A7025@gmail.com> In-Reply-To: <CAFgRE9Eu9iodT0A1s9GkiTrQOwi5gfiJSBZrongSfNHKepJ1fA@mail.gmail.com> References: <9C504625-F183-455E-A0FD-F9A5EC5FA944@gmail.com> <CAFgRE9Eu9iodT0A1s9GkiTrQOwi5gfiJSBZrongSfNHKepJ1fA@mail.gmail.com>
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Neel,
sorry it took me a day or two to get to test this. The patch compiles =
cleanly however it fails now trying to build the vmm module.
Joe Maloney
/usr/src/sys/modules/vmm/../../amd64/vmm/vmm.c:232:7: error: implicit =
declaration of function 'ppt_avail_devices' is invalid in C99
[-Werror,-Wimplicit-function-declaration]
if (ppt_avail_devices() > 0)
^
/usr/src/sys/modules/vmm/../../amd64/vmm/vmm.c:565:6: error: implicit =
declaration of function 'ppt_assigned_devices' is invalid in C99
[-Werror,-Wimplicit-function-declaration]
if (ppt_assigned_devices(vm) =3D=3D 0) {
^
/usr/src/sys/modules/vmm/../../amd64/vmm/vmm.c:565:6: note: did you mean =
'ppt_assign_device'?
if (ppt_assigned_devices(vm) =3D=3D 0) {
^~~~~~~~~~~~~~~~~~~~
ppt_assign_device
/usr/src/sys/modules/vmm/../../amd64/vmm/io/ppt.h:46:5: note: =
'ppt_assign_device' declared here
int ppt_assign_device(struct vm *vm, int bus, int slot, int func);
^
2 errors generated.
*** Error code 1
Stop.
make[4]: stopped in /usr/src/sys/modules/vmm
*** Error code 1
Stop.
make[3]: stopped in /usr/src/sys/modules
*** Error code 1
Stop.
make[2]: stopped in /usr/obj/usr/src/sys/GENERIC
*** Error code 1
Stop.
make[1]: stopped in /usr/src
*** Error code 1
Stop.
make: stopped in /usr/src
root@jmhome-pc:/usr/src #=20
On Jan 19, 2014, at 8:43 PM, Neel Natu <neelnatu@gmail.com> wrote:
> Hi Joe,
>=20
> On Sun, Jan 19, 2014 at 2:21 PM, Joe Maloney <jpm820@gmail.com> wrote:
>> I=92ve been trying to get bhyve to work on a system with the =
following specs:
>>=20
>> FreeBSD 10.0 64 bit
>> ASUS P6T Deluxe
>> Intel i7 920
>>=20
>> According to what I=92ve researched my cpu should have the VT-D =
extensions. However many users of this motherboard have complained =
about ASUS not properly supporting VT-D with Xen and something about a =
problem with tables getting corrupt due to a problem with the bios. On =
the third link below which is the Xen wiki it even states that this =
motherboard needs a bios update which is not available to the public.
>>=20
>> https://communities.intel.com/thread/28389
>>=20
>> =
http://vip.asus.com/forum/view.aspx?id=3D20090402224408018&SLanguage=3Den-=
us&board_id=3D1
>>=20
>> http://wiki.xen.org/wiki/VTd_HowTo
>>=20
>> I am curious though if this would be what would be causing my problem =
with bhyve? I suppose I am willing to just by a new motherboard if so.
>>=20
>> I can run kldload vmm and I see a bunch of text fly by and then =
something about uhci interrupt problem. As soon as that happens the =
messages repeats my network drops and no keyboard input. However the =
message repeats and it doesn=92t appear that the system has fully locked =
up otherwise. However on another system that works I notice that =
kldload VMM does not show this information it just loads the module.
>>=20
>> Is there a way I can gather more logs somehow so that I can determine =
what text is appearing before the uhci errors? Perhaps some kind of =
dump procedure? Or is there a way I can confirm that freebsd can =
properly see and utilize the VT-D extensions. VirtualBox runs fine with =
the VT extensions enabled. I also made sure VirtualBox wasn=92t =
installed or loaded before I tried bhyve. I=92ve tried to research for =
a week or two before posting here.
>>=20
>=20
> I have a patch to not initialize the iommu unless there are passthru
> devices explicitly configured for bhyve to use.
>=20
> It is available here:
> http://people.freebsd.org/~neel/patches/bhyve_iommu_init.patch
>=20
> Could you give it a spin and see if it helps with the ASUS system?
>=20
> best
> Neel
>=20
>> Joe Maloney
>>=20
>> _______________________________________________
>> freebsd-virtualization@freebsd.org mailing list
>> http://lists.freebsd.org/mailman/listinfo/freebsd-virtualization
>> To unsubscribe, send any mail to =
"freebsd-virtualization-unsubscribe@freebsd.org"
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