talexander
/
freebsd_amp_hwpstate
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Attempt to handle interrupts delivered to all IO APICs by using the first 

IO APIC with a sufficient number of pins.
This commit is contained in:
Tor Egge 1998-11-26 23:14:23 +00:00
parent 0cec007c5f
commit f0ac792bec
7 changed files with 119 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
sys/amd64/amd64/mp_machdep.c
View File

@ -22,7 +22,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: mp_machdep.c,v 1.83 1998/10/10 13:37:16 kato Exp $
* $Id: mp_machdep.c,v 1.84 1998/11/26 18:50:22 eivind Exp $
*/
#include "opt_smp.h"
@ -1197,11 +1197,26 @@ lookup_bus_type(char *name)
static int
int_entry(int_entry_ptr entry, int intr)
{
int apic;
io_apic_ints[intr].int_type = entry->int_type;
io_apic_ints[intr].int_flags = entry->int_flags;
io_apic_ints[intr].src_bus_id = entry->src_bus_id;
io_apic_ints[intr].src_bus_irq = entry->src_bus_irq;
io_apic_ints[intr].dst_apic_id = entry->dst_apic_id;
if (entry->dst_apic_id == 255) {
/* This signal goes to all IO APICS. Select an IO APIC
with sufficient number of interrupt pins */
for (apic = 0; apic < mp_napics; apic++)
if (((io_apic_read(apic, IOAPIC_VER) &
IOART_VER_MAXREDIR) >> MAXREDIRSHIFT) >=
entry->dst_apic_int)
break;
if (apic < mp_napics)
io_apic_ints[intr].dst_apic_id = IO_TO_ID(apic);
else
io_apic_ints[intr].dst_apic_id = entry->dst_apic_id;
} else
io_apic_ints[intr].dst_apic_id = entry->dst_apic_id;
io_apic_ints[intr].dst_apic_int = entry->dst_apic_int;
return 1;

19
sys/amd64/amd64/mptable.c
View File

@ -22,7 +22,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: mp_machdep.c,v 1.83 1998/10/10 13:37:16 kato Exp $
* $Id: mp_machdep.c,v 1.84 1998/11/26 18:50:22 eivind Exp $
*/
#include "opt_smp.h"
@ -1197,11 +1197,26 @@ lookup_bus_type(char *name)
static int
int_entry(int_entry_ptr entry, int intr)
{
int apic;
io_apic_ints[intr].int_type = entry->int_type;
io_apic_ints[intr].int_flags = entry->int_flags;
io_apic_ints[intr].src_bus_id = entry->src_bus_id;
io_apic_ints[intr].src_bus_irq = entry->src_bus_irq;
io_apic_ints[intr].dst_apic_id = entry->dst_apic_id;
if (entry->dst_apic_id == 255) {
/* This signal goes to all IO APICS. Select an IO APIC
with sufficient number of interrupt pins */
for (apic = 0; apic < mp_napics; apic++)
if (((io_apic_read(apic, IOAPIC_VER) &
IOART_VER_MAXREDIR) >> MAXREDIRSHIFT) >=
entry->dst_apic_int)
break;
if (apic < mp_napics)
io_apic_ints[intr].dst_apic_id = IO_TO_ID(apic);
else
io_apic_ints[intr].dst_apic_id = entry->dst_apic_id;
} else
io_apic_ints[intr].dst_apic_id = entry->dst_apic_id;
io_apic_ints[intr].dst_apic_int = entry->dst_apic_int;
return 1;

19
sys/amd64/include/mptable.h
View File

@ -22,7 +22,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: mp_machdep.c,v 1.83 1998/10/10 13:37:16 kato Exp $
* $Id: mp_machdep.c,v 1.84 1998/11/26 18:50:22 eivind Exp $
*/
#include "opt_smp.h"
@ -1197,11 +1197,26 @@ lookup_bus_type(char *name)
static int
int_entry(int_entry_ptr entry, int intr)
{
int apic;
io_apic_ints[intr].int_type = entry->int_type;
io_apic_ints[intr].int_flags = entry->int_flags;
io_apic_ints[intr].src_bus_id = entry->src_bus_id;
io_apic_ints[intr].src_bus_irq = entry->src_bus_irq;
io_apic_ints[intr].dst_apic_id = entry->dst_apic_id;
if (entry->dst_apic_id == 255) {
/* This signal goes to all IO APICS. Select an IO APIC
with sufficient number of interrupt pins */
for (apic = 0; apic < mp_napics; apic++)
if (((io_apic_read(apic, IOAPIC_VER) &
IOART_VER_MAXREDIR) >> MAXREDIRSHIFT) >=
entry->dst_apic_int)
break;
if (apic < mp_napics)
io_apic_ints[intr].dst_apic_id = IO_TO_ID(apic);
else
io_apic_ints[intr].dst_apic_id = entry->dst_apic_id;
} else
io_apic_ints[intr].dst_apic_id = entry->dst_apic_id;
io_apic_ints[intr].dst_apic_int = entry->dst_apic_int;
return 1;

19
sys/i386/i386/mp_machdep.c
View File

@ -22,7 +22,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: mp_machdep.c,v 1.83 1998/10/10 13:37:16 kato Exp $
* $Id: mp_machdep.c,v 1.84 1998/11/26 18:50:22 eivind Exp $
*/
#include "opt_smp.h"
@ -1197,11 +1197,26 @@ lookup_bus_type(char *name)
static int
int_entry(int_entry_ptr entry, int intr)
{
int apic;
io_apic_ints[intr].int_type = entry->int_type;
io_apic_ints[intr].int_flags = entry->int_flags;
io_apic_ints[intr].src_bus_id = entry->src_bus_id;
io_apic_ints[intr].src_bus_irq = entry->src_bus_irq;
io_apic_ints[intr].dst_apic_id = entry->dst_apic_id;
if (entry->dst_apic_id == 255) {
/* This signal goes to all IO APICS. Select an IO APIC
with sufficient number of interrupt pins */
for (apic = 0; apic < mp_napics; apic++)
if (((io_apic_read(apic, IOAPIC_VER) &
IOART_VER_MAXREDIR) >> MAXREDIRSHIFT) >=
entry->dst_apic_int)
break;
if (apic < mp_napics)
io_apic_ints[intr].dst_apic_id = IO_TO_ID(apic);
else
io_apic_ints[intr].dst_apic_id = entry->dst_apic_id;
} else
io_apic_ints[intr].dst_apic_id = entry->dst_apic_id;
io_apic_ints[intr].dst_apic_int = entry->dst_apic_int;
return 1;

19
sys/i386/i386/mptable.c
View File

@ -22,7 +22,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: mp_machdep.c,v 1.83 1998/10/10 13:37:16 kato Exp $
* $Id: mp_machdep.c,v 1.84 1998/11/26 18:50:22 eivind Exp $
*/
#include "opt_smp.h"
@ -1197,11 +1197,26 @@ lookup_bus_type(char *name)
static int
int_entry(int_entry_ptr entry, int intr)
{
int apic;
io_apic_ints[intr].int_type = entry->int_type;
io_apic_ints[intr].int_flags = entry->int_flags;
io_apic_ints[intr].src_bus_id = entry->src_bus_id;
io_apic_ints[intr].src_bus_irq = entry->src_bus_irq;
io_apic_ints[intr].dst_apic_id = entry->dst_apic_id;
if (entry->dst_apic_id == 255) {
/* This signal goes to all IO APICS. Select an IO APIC
with sufficient number of interrupt pins */
for (apic = 0; apic < mp_napics; apic++)
if (((io_apic_read(apic, IOAPIC_VER) &
IOART_VER_MAXREDIR) >> MAXREDIRSHIFT) >=
entry->dst_apic_int)
break;
if (apic < mp_napics)
io_apic_ints[intr].dst_apic_id = IO_TO_ID(apic);
else
io_apic_ints[intr].dst_apic_id = entry->dst_apic_id;
} else
io_apic_ints[intr].dst_apic_id = entry->dst_apic_id;
io_apic_ints[intr].dst_apic_int = entry->dst_apic_int;
return 1;

19
sys/i386/include/mptable.h
View File

@ -22,7 +22,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: mp_machdep.c,v 1.83 1998/10/10 13:37:16 kato Exp $
* $Id: mp_machdep.c,v 1.84 1998/11/26 18:50:22 eivind Exp $
*/
#include "opt_smp.h"
@ -1197,11 +1197,26 @@ lookup_bus_type(char *name)
static int
int_entry(int_entry_ptr entry, int intr)
{
int apic;
io_apic_ints[intr].int_type = entry->int_type;
io_apic_ints[intr].int_flags = entry->int_flags;
io_apic_ints[intr].src_bus_id = entry->src_bus_id;
io_apic_ints[intr].src_bus_irq = entry->src_bus_irq;
io_apic_ints[intr].dst_apic_id = entry->dst_apic_id;
if (entry->dst_apic_id == 255) {
/* This signal goes to all IO APICS. Select an IO APIC
with sufficient number of interrupt pins */
for (apic = 0; apic < mp_napics; apic++)
if (((io_apic_read(apic, IOAPIC_VER) &
IOART_VER_MAXREDIR) >> MAXREDIRSHIFT) >=
entry->dst_apic_int)
break;
if (apic < mp_napics)
io_apic_ints[intr].dst_apic_id = IO_TO_ID(apic);
else
io_apic_ints[intr].dst_apic_id = entry->dst_apic_id;
} else
io_apic_ints[intr].dst_apic_id = entry->dst_apic_id;
io_apic_ints[intr].dst_apic_int = entry->dst_apic_int;
return 1;

19
sys/kern/subr_smp.c
View File

@ -22,7 +22,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: mp_machdep.c,v 1.83 1998/10/10 13:37:16 kato Exp $
* $Id: mp_machdep.c,v 1.84 1998/11/26 18:50:22 eivind Exp $
*/
#include "opt_smp.h"
@ -1197,11 +1197,26 @@ lookup_bus_type(char *name)
static int
int_entry(int_entry_ptr entry, int intr)
{
int apic;
io_apic_ints[intr].int_type = entry->int_type;
io_apic_ints[intr].int_flags = entry->int_flags;
io_apic_ints[intr].src_bus_id = entry->src_bus_id;
io_apic_ints[intr].src_bus_irq = entry->src_bus_irq;
io_apic_ints[intr].dst_apic_id = entry->dst_apic_id;
if (entry->dst_apic_id == 255) {
/* This signal goes to all IO APICS. Select an IO APIC
with sufficient number of interrupt pins */
for (apic = 0; apic < mp_napics; apic++)
if (((io_apic_read(apic, IOAPIC_VER) &
IOART_VER_MAXREDIR) >> MAXREDIRSHIFT) >=
entry->dst_apic_int)
break;
if (apic < mp_napics)
io_apic_ints[intr].dst_apic_id = IO_TO_ID(apic);
else
io_apic_ints[intr].dst_apic_id = entry->dst_apic_id;
} else
io_apic_ints[intr].dst_apic_id = entry->dst_apic_id;
io_apic_ints[intr].dst_apic_int = entry->dst_apic_int;
return 1;