Re: [SeaBIOS] [PATCH] tsc: use kvmclock for calibration

2012-08-10 Thread Gleb Natapov
On Fri, Aug 10, 2012 at 10:18:00AM +0300, Gleb Natapov wrote: can fix the in-kernel PIT issues with GRUB (see Michaels message) while testing. What message exactly? found it. -- Gleb. ___ SeaBIOS mailing list

Re: [SeaBIOS] [PATCH] tsc: use kvmclock for calibration

2012-08-10 Thread Gerd Hoffmann
Hi, (1) Use this patch (with alignment issue fixed of course). (2) Do a full kvmclock implementation. Feels a bit like overkill. (3) SeaBIOS can fallback to the PIT for timing on machines which have no TSC. We could do that too in case we detect kvm ... What sort of timeouts

Re: [SeaBIOS] [PATCH v2 0/2] Add IPMI SMBIOS/ACPI support

2012-08-10 Thread Corey Minyard
On 08/08/2012 11:11 AM, miny...@acm.org wrote: I went ahead and kept the structure passing because I've added ACPI support. After thinking about it a while, I think if you have to pass anything to SMBIOS (like IPMI is present) you might as well pass the whole structure, and making things fixed

Re: [SeaBIOS] [PULL 0/1] update qemu seabios / seabios release?

2012-08-10 Thread Anthony Liguori
Gerd Hoffmann kra...@redhat.com writes: Hi, This pull updates seabios in qemu to the latest bits from seabios master, so the upcoming 1.2 qemu release gets all the new shiny stuff added recently. I'd like to have a new seabios release for inclusion into qemu 1.2 which is planned for

Re: [SeaBIOS] How much RAM is required?

2012-08-10 Thread Peter Stuge
Markus Armbruster wrote: SeaBIOS requires a minimum of 1Meg of ram. I didn't even know one could request less than 1meg of ram from QEMU. I'll cook up a QEMU patch to give it at least that much. But QEMU may use other firmware/payload than SeaBIOS which might require less than 1 MB

Re: [SeaBIOS] How much RAM is required?

2012-08-10 Thread Peter Stuge
Fred . wrote: No, I am not. Ok, so there's only a hypothesis. But I believe QEMU does have the functionality to load an arbitrary firmware. So the firmware doesn't necessarily have to be SeaBIOS. As you may know the 8086 reset vector is at 1MB-16 so it will be really difficult to run a

Re: [SeaBIOS] How much RAM is required?

2012-08-10 Thread Markus Armbruster
Peter Stuge pe...@stuge.se writes: Markus Armbruster wrote: SeaBIOS requires a minimum of 1Meg of ram. I didn't even know one could request less than 1meg of ram from QEMU. I'll cook up a QEMU patch to give it at least that much. But QEMU may use other firmware/payload than SeaBIOS

Re: [SeaBIOS] How much RAM is required?

2012-08-10 Thread Fred .
Some machines also have broken memory modules. So some computers have 0 byte RAM in that case. :D On Fri, Aug 10, 2012 at 5:28 PM, Markus Armbruster arm...@redhat.com wrote: Frediano Ziglio frediano.zig...@citrix.com writes: On Fri, 2012-08-10 at 16:24 +0200, Peter Stuge wrote: Fred . wrote:

Re: [SeaBIOS] How much RAM is required?

2012-08-10 Thread Markus Armbruster
Fred . eldman...@gmail.com writes: On Fri, Aug 10, 2012 at 5:28 PM, Markus Armbruster arm...@redhat.com wrote: Frediano Ziglio frediano.zig...@citrix.com writes: On Fri, 2012-08-10 at 16:24 +0200, Peter Stuge wrote: Fred . wrote: No, I am not. Ok, so there's only a hypothesis. But I

Re: [SeaBIOS] [PATCH] tsc: use kvmclock for calibration

2012-08-10 Thread Marcelo Tosatti
On Fri, Aug 10, 2012 at 10:10:27AM +0200, Gerd Hoffmann wrote: Hi, (1) Use this patch (with alignment issue fixed of course). (2) Do a full kvmclock implementation. Feels a bit like overkill. (3) SeaBIOS can fallback to the PIT for timing on machines which have no TSC.