On Sat, Sep 22, 2012 at 12:13 AM, Don Slutz <Don@xxxxxxxxxxxxxxx> wrote: > Also known as Paravirtualization CPUIDs. > > This is primarily done so that the guest will think it is running > under vmware when hypervisor-vendor=vmware is specified as a > property of a cpu. Please use checkpatch.pl to check for missing braces etc. > > > This depends on: > > http://lists.gnu.org/archive/html/qemu-devel/2012-09/msg01400.html > > As far as I know it is #4. It depends on (1) and (2) and (3). > > This change is based on: > > Microsoft Hypervisor CPUID Leaves: > http://msdn.microsoft.com/en-us/library/windows/hardware/ff542428%28v=vs.85%29.aspx > > Linux kernel change starts with: > http://fixunix.com/kernel/538707-use-cpuid-communicate-hypervisor.html > Also: > http://lkml.indiana.edu/hypermail/linux/kernel/1205.0/00100.html > > VMware documention on CPUIDs (Mechanisms to determine if software is > running in a VMware virtual machine): > http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=1009458 > > Changes from v4 to v5: > Undo kvm_clock2 change. > Add cpuid_hv_level_set; cpuid_hv_level == 0 is now valid. > Add cpuid_hv_vendor_set; the null string is now valid. > Handle kvm and cpuid_hv_level == 0. > hypervisor-vendor=kvm,hypervisor-level=0 and hypervisor-level=0,hypervisor-vendor=kvm > now do the same thing. > > Changes from v3 to v4: > Added CPUID_HV_LEVEL_HYPERV, CPUID_HV_LEVEL_KVM. > Added CPUID_HV_VENDOR_HYPERV. > Added hyperv as known hypservisor-vendor. > Allow hypervisor-level to be 0. > > Changes from v2 to v3: > Clean post to qemu-devel. > > Changes from v1 to v2: > > 1) Added 1/4 from http://lists.gnu.org/archive/html/qemu-devel/2012-08/msg05153.html > > Because Fred is changing jobs and so will not be pushing to get > this in. It needed to be rebased, And I needed it to complete the > testing of this change. > > 2) Added 2/4 because of the re-work I needed a way to clear all KVM bits, > > 3) The rework of v1. Make it fit into the object model re-work of cpu.c for x86. > > 4) Added 3/4 -- The split out of the code that is not needed for accel=kvm. > > Changes from v2 to v3: > > Marcelo Tosatti: > Its one big patch, better split in logically correlated patches > (with better changelog). This would help reviewers. > > So split 3 and 4 into 3 to 17. More info in change log. > No code change. > > Don Slutz (17): > target-i386: Allow tsc-frequency to be larger then 2.147G > target-i386: Add missing kvm bits. > target-i386: Add Hypervisor level. > target-i386: Add cpu object access routines for Hypervisor level. > target-i386: Add cpu object access routines for Hypervisor level. > target-i386: Use Hypervisor level in -machine pc,accel=kvm. > target-i386: Use Hypervisor level in -machine pc,accel=tcg. > target-i386: Add Hypervisor vendor. > target-i386: Add cpu object access routines for Hypervisor vendor. > target-i386: Use Hypervisor vendor in -machine pc,accel=kvm. > target-i386: Use Hypervisor vendor in -machine pc,accel=tcg. > target-i386: Add some known names to Hypervisor vendor. > target-i386: Add optional Hypervisor leaf extra. > target-i386: Add cpu object access routines for Hypervisor leaf > extra. > target-i386: Add setting of Hypervisor leaf extra for known vmare4. > target-i386: Use Hypervisor leaf extra in -machine pc,accel=kvm. > target-i386: Use Hypervisor leaf extra in -machine pc,accel=tcg. > > target-i386/cpu.c | 285 ++++++++++++++++++++++++++++++++++++++++++++++++++++- > target-i386/cpu.h | 34 +++++++ > target-i386/kvm.c | 33 +++++- > 3 files changed, 341 insertions(+), 11 deletions(-) > > -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
