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Searched refs:fcw (Results 1 – 8 of 8) sorted by relevance

/Linux-v5.4/arch/x86/kernel/fpu/
Dinit.c56 u16 fsw, fcw; in fpu__probe_without_cpuid() local
58 fsw = fcw = 0xffff; in fpu__probe_without_cpuid()
64 asm volatile("fninit ; fnstsw %0 ; fnstcw %1" : "+m" (fsw), "+m" (fcw)); in fpu__probe_without_cpuid()
66 pr_info("x86/fpu: Probing for FPU: FSW=0x%04hx FCW=0x%04hx\n", fsw, fcw); in fpu__probe_without_cpuid()
68 return fsw == 0 && (fcw & 0x103f) == 0x003f; in fpu__probe_without_cpuid()
/Linux-v5.4/arch/x86/boot/
Dcpuflags.c17 u16 fcw = -1, fsw = -1; in has_fpu() local
27 : "+m" (fsw), "+m" (fcw)); in has_fpu()
29 return fsw == 0 && (fcw & 0x103f) == 0x003f; in has_fpu()
/Linux-v5.4/drivers/staging/iio/resolver/
Dad2s1210.c154 unsigned char fcw; in ad2s1210_update_frequency_control_word() local
156 fcw = (unsigned char)(st->fexcit * (1 << 15) / st->fclkin); in ad2s1210_update_frequency_control_word()
157 if (fcw < AD2S1210_MIN_FCW || fcw > AD2S1210_MAX_FCW) { in ad2s1210_update_frequency_control_word()
166 return ad2s1210_config_write(st, fcw); in ad2s1210_update_frequency_control_word()
/Linux-v5.4/arch/x86/include/uapi/asm/
Dkvm.h163 __u16 fcw; member
/Linux-v5.4/tools/arch/x86/include/uapi/asm/
Dkvm.h163 __u16 fcw; member
/Linux-v5.4/arch/x86/kvm/
Demulate.c1170 u16 fcw; in em_fnstcw() local
1175 asm volatile("fnstcw %0": "+m"(fcw)); in em_fnstcw()
1177 ctxt->dst.val = fcw; in em_fnstcw()
Dx86.c8959 fpu->fcw = fxsave->cwd; in kvm_arch_vcpu_ioctl_get_fpu()
8980 fxsave->cwd = fpu->fcw; in kvm_arch_vcpu_ioctl_set_fpu()
/Linux-v5.4/Documentation/virt/kvm/
Dapi.txt669 __u16 fcw;
695 __u16 fcw;