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Cleaned up the FPU init.

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This commit is contained in:
fsmp 1997-07-22 16:49:54 +00:00
parent b1b9368e5d
commit 0f3fe91337
1 changed files with 2 additions and 8 deletions
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10
sys/kern/init_smp.c
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@ -22,7 +22,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: init_smp.c,v 1.11 1997/07/15 02:46:37 fsmp Exp $
* $Id: init_smp.c,v 1.12 1997/07/21 17:03:22 fsmp Exp $
*/
#include "opt_smp.h"
@ -46,9 +46,6 @@
#include <machine/smp.h>
#include <machine/smptests.h> /** IGNORE_IDLEPROCS, TEST_TEST1 */
#include <machine/specialreg.h>
#ifndef CR0_EM
#define CR0_EM 0x00000004 /* EMulate non-NPX coproc. (trap ESC only) */
#endif
#include <vm/vm.h>
#include <vm/vm_param.h>
@ -198,10 +195,7 @@ secondary_main()
#endif /** TEST_TEST1 */
/* Setup the FPU. */
temp = rcr0();
temp &= ~(CR0_EM);
temp |= (CR0_MP | CR0_NE | CR0_TS);
load_cr0(temp);
load_cr0((rcr0() & ~CR0_EM) | CR0_MP | CR0_NE | CR0_TS);
curproc = NULL; /* ensure no context to save */
cpu_switch(curproc); /* start first process */