diff options
| author | fsmp <fsmp@FreeBSD.org> | 1997-07-19 03:56:30 +0000 |
|---|---|---|
| committer | fsmp <fsmp@FreeBSD.org> | 1997-07-19 03:56:30 +0000 |
| commit | 87c3825771104583798fc3b243f9d8d9c98984a5 (patch) | |
| tree | f32356acbcfe12c7cb257009b73e9c42cb6b6f76 /sys/i386/include/smptests.h | |
| parent | 74f362861cfc4b8ce9dee920628ebe7eea9568d1 (diff) | |
| download | FreeBSD-src-87c3825771104583798fc3b243f9d8d9c98984a5.zip FreeBSD-src-87c3825771104583798fc3b243f9d8d9c98984a5.tar.gz | |
Added #define APIC_PIN0_TIMER.
This define enables the code to ALWAYS run the 8254 timer thru the 8259 ICU.
It is ON by default.
It depricates the usage of "options SMP_TIMER_NC" in the config file.
Diffstat (limited to 'sys/i386/include/smptests.h')
| -rw-r--r-- | sys/i386/include/smptests.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/sys/i386/include/smptests.h b/sys/i386/include/smptests.h index a01797b..89a6c5f 100644 --- a/sys/i386/include/smptests.h +++ b/sys/i386/include/smptests.h @@ -22,7 +22,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $Id: smptests.h,v 1.15 1997/07/18 19:47:48 smp Exp smp $ + * $Id: smptests.h,v 1.12 1997/07/18 21:26:09 fsmp Exp $ */ #ifndef _MACHINE_SMPTESTS_H_ @@ -43,6 +43,14 @@ /* + * Use 'regular Int' method to connect external 8254 timer via IO APIC pin 0. + * See "Intel I486 Microprocessors and Related Products", page 4-292: + * 82489DX/8259A DUAL MODE CONNECTION + * + */ +#define APIC_PIN0_TIMER + +/* * Use non 'ExtInt' method of external (non-conected) 8254 timer * See "Intel I486 Microprocessors and Related Products", page 4-292: * 82489DX/8259A DUAL MODE CONNECTION |
