[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] Breakage in -unstable for Transmeta -- Solution
On Sat, 25 Jun 2005, Keir Fraser wrote: > > On 25 Jun 2005, at 02:57, Carl Holtje ;021;vcsg6; wrote: > > > * In xen/arch/x86/boot/x86_32.S, disable FPU initialization > > * In xen/arch/x86/boot/x86_32.S, disable PGE enabling > > * In xen/{I don't remember}/flushtlb.c, the call to local_flush_tlb or > > something of this nature calls __pge_off() and __pge_on -- I used a > > #ifdef > > CONFIG_X86_TRANSMETA to work around it as local_flush_tlb is a #define. > > (I'm certainly not saying what I've done is best by any means, but it > > works for me..) > > The PGE enable, and __pge_off/__pge_on, are easily handled. I'll do a > patch for those. > > Do Transmeta CPUs really not have an FPU unit? No, they do in fact have FPUs.. it is my understanding they are initialized auto-magically by the CPU, and a subsequent initialization from software totally confused the device, and it reset. I'm workin' on a proper patch -- I'm in and out of the office all week, so it may take me a bit.. Thanks! Carl - -- "There are 10 types of people in the world: Those who understand binary and those that don't." _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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