diff options
Diffstat (limited to 'i386/i386/fpu.c')
| -rw-r--r-- | i386/i386/fpu.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/i386/i386/fpu.c b/i386/i386/fpu.c index f2c8124..8efe9e8 100644 --- a/i386/i386/fpu.c +++ b/i386/i386/fpu.c @@ -109,9 +109,9 @@ init_fpu() { unsigned short status, control; -#ifdef MACH_HYP +#ifdef MACH_RING1 clear_ts(); -#else /* MACH_HYP */ +#else /* MACH_RING1 */ unsigned int native = 0; if (machine_slot[cpu_number()].cpu_type >= CPU_TYPE_I486) @@ -123,7 +123,7 @@ init_fpu() * the control and status registers. */ set_cr0((get_cr0() & ~(CR0_EM|CR0_TS)) | native); /* allow use of FPU */ -#endif /* MACH_HYP */ +#endif /* MACH_RING1 */ fninit(); status = fnstsw(); @@ -157,10 +157,10 @@ init_fpu() struct i386_xfp_save save; unsigned long mask; fp_kind = FP_387X; -#ifndef MACH_HYP +#ifndef MACH_RING1 printf("Enabling FXSR\n"); set_cr4(get_cr4() | CR4_OSFXSR); -#endif /* MACH_HYP */ +#endif /* MACH_RING1 */ fxsave(&save); mask = save.fp_mxcsr_mask; if (!mask) @@ -169,14 +169,14 @@ init_fpu() } else fp_kind = FP_387; } -#ifdef MACH_HYP +#ifdef MACH_RING1 set_ts(); -#else /* MACH_HYP */ +#else /* MACH_RING1 */ /* * Trap wait instructions. Turn off FPU for now. */ set_cr0(get_cr0() | CR0_TS | CR0_MP); -#endif /* MACH_HYP */ +#endif /* MACH_RING1 */ } else { /* @@ -684,7 +684,7 @@ fpexterrflt() /*NOTREACHED*/ } -#ifndef MACH_XEN +#ifndef MACH_RING1 /* * FPU error. Called by AST. */ @@ -741,7 +741,7 @@ ASSERT_IPL(SPL0); thread->pcb->ims.ifps->fp_save_state.fp_status); /*NOTREACHED*/ } -#endif /* MACH_XEN */ +#endif /* MACH_RING1 */ /* * Save FPU state. |