Message ID | 1367424440-16687-5-git-send-email-afaerber@suse.de |
---|---|
State | New |
Headers | show |
On Wed, May 01, 2013 at 06:07:20PM +0200, Andreas Färber wrote: > This changes the model number of 486 to 8 (DX4) which matches the > feature set presented, and actually has the CPUID instruction. > > This adds a compatibility property, to keep model=0 on pc-*-1.4 and older. > > Signed-off-by: H. Peter Anvin <hpa@zytor.com> > Cc: Eduardo Habkost <ehabkost@redhat.com> > [AF: Add compat_props entry] > Signed-off-by: Andreas Färber <afaerber@suse.de> Tested by running a simple CPUID-dump test kernel, CPUID data is changing according to the machine-type as expected. Didn't test using a Linux kernel. Tested-by: Eduardo Habkost <ehabkost@redhat.com> Reviewed-by: Eduardo Habkost <ehabkost@redhat.com> > --- > include/hw/i386/pc.h | 4 ++++ > target-i386/cpu.c | 2 +- > 2 files changed, 5 insertions(+), 1 deletion(-) > > diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h > index 41869e5..417afe4 100644 > --- a/include/hw/i386/pc.h > +++ b/include/hw/i386/pc.h > @@ -242,6 +242,10 @@ int e820_add_entry(uint64_t, uint64_t, uint32_t); > .driver = "pc-sysfw",\ > .property = "rom_only",\ > .value = stringify(0),\ > + },{\ > + .driver = "486-" TYPE_X86_CPU,\ > + .property = "model",\ > + .value = stringify(0),\ > } > > #endif > diff --git a/target-i386/cpu.c b/target-i386/cpu.c > index 8a9563b..f7d4d9b 100644 > --- a/target-i386/cpu.c > +++ b/target-i386/cpu.c > @@ -550,7 +550,7 @@ static x86_def_t builtin_x86_defs[] = { > .level = 1, > .vendor = CPUID_VENDOR_INTEL, > .family = 4, > - .model = 0, > + .model = 8, > .stepping = 0, > .features = I486_FEATURES, > .xlevel = 0, > -- > 1.8.1.4 >
diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h index 41869e5..417afe4 100644 --- a/include/hw/i386/pc.h +++ b/include/hw/i386/pc.h @@ -242,6 +242,10 @@ int e820_add_entry(uint64_t, uint64_t, uint32_t); .driver = "pc-sysfw",\ .property = "rom_only",\ .value = stringify(0),\ + },{\ + .driver = "486-" TYPE_X86_CPU,\ + .property = "model",\ + .value = stringify(0),\ } #endif diff --git a/target-i386/cpu.c b/target-i386/cpu.c index 8a9563b..f7d4d9b 100644 --- a/target-i386/cpu.c +++ b/target-i386/cpu.c @@ -550,7 +550,7 @@ static x86_def_t builtin_x86_defs[] = { .level = 1, .vendor = CPUID_VENDOR_INTEL, .family = 4, - .model = 0, + .model = 8, .stepping = 0, .features = I486_FEATURES, .xlevel = 0,