[src/netbsd-1-5]: src/sys/arch/i386/isa Pull up revision 1.74 (requested by f...

[he <he%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/abc6d463d6d5
branches:  netbsd-1-5
changeset: 490976:abc6d463d6d5
user:      he <he%NetBSD.org@localhost>
date:      Fri Mar 30 21:32:17 2001 +0000

description:
Pull up revision 1.74 (requested by fvdl):
  Add some required Linux emulation bits to support the Linux
  version of VMware.

diffstat:

 sys/arch/i386/isa/npx.c |  11 ++++++++---
 1 files changed, 8 insertions(+), 3 deletions(-)

diffs (40 lines):

diff -r 9708bb1fd307 -r abc6d463d6d5 sys/arch/i386/isa/npx.c
--- a/sys/arch/i386/isa/npx.c   Fri Mar 30 21:31:48 2001 +0000
+++ b/sys/arch/i386/isa/npx.c   Fri Mar 30 21:32:17 2001 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: npx.c,v 1.72 2000/06/16 03:47:24 thorpej Exp $ */
+/*     $NetBSD: npx.c,v 1.72.2.1 2001/03/30 21:32:17 he Exp $  */
 
 #if 0
 #define IPRINTF(x)     printf x
@@ -119,7 +119,9 @@
 volatile u_int                 npx_intrs_while_probing;
 volatile u_int                 npx_traps_while_probing;
 
-extern int                     i386_fpu_present;
+extern int i386_fpu_present;
+extern int i386_fpu_exception;
+extern int i386_fpu_fdivbug;
 
 struct npx_softc               *npx_softc;     /* XXXSMP: per-cpu */
 
@@ -195,6 +197,7 @@
                                 * Good, exception 16 works.
                                 */
                                rv = NPX_EXCEPTION;
+                               i386_fpu_exception = 1;
                        } else if (npx_intrs_while_probing != 0) {
                                /*
                                 * Bad, we are stuck with IRQ13.
@@ -233,8 +236,10 @@
 
        lcr0(rcr0() & ~(CR0_EM|CR0_TS));
        fninit();
-       if (npx586bug1(4195835, 3145727) != 0)
+       if (npx586bug1(4195835, 3145727) != 0) {
+               i386_fpu_fdivbug = 1;
                printf("WARNING: Pentium FDIV bug detected!\n");
+       }
        lcr0(rcr0() | (CR0_TS));
        i386_fpu_present = 1;
 }