- Add new cvs code to cvs

[coreboot.git] / src / cpu / x86 / fpu / enable_fpu.inc

diff --git a/src/cpu/x86/fpu/enable_fpu.inc b/src/cpu/x86/fpu/enable_fpu.inc
new file mode 100644 (file)
index 0000000..e663e36
--- /dev/null
+++ b/src/cpu/x86/fpu/enable_fpu.inc
@@ -0,0 +1,9 @@
+       /* preserve BIST in %eax */
+       movl %eax, %ebp
+
+       /* Disable floating point emulation */
+       movl    %cr0, %eax
+       andl    $~(1<<2), %eax
+       movl    %eax, %cr0
+
+       movl %ebp, %eax