diff options
Diffstat (limited to 'sys/amd64')
-rw-r--r-- | sys/amd64/amd64/mp_machdep.c | 17 |
1 files changed, 1 insertions, 16 deletions
diff --git a/sys/amd64/amd64/mp_machdep.c b/sys/amd64/amd64/mp_machdep.c index e8e7cb3..7276ce1 100644 --- a/sys/amd64/amd64/mp_machdep.c +++ b/sys/amd64/amd64/mp_machdep.c @@ -1036,25 +1036,13 @@ ipi_startup(int apic_id, int vector) { /* - * first we do an INIT/RESET IPI this INIT IPI might be run, reseting + * first we do an INIT IPI: this INIT IPI might be run, resetting * and running the target CPU. OR this INIT IPI might be latched (P5 * bug), CPU waiting for STARTUP IPI. OR this INIT IPI might be * ignored. */ - - /* do an INIT IPI: assert RESET */ lapic_ipi_raw(APIC_DEST_DESTFLD | APIC_TRIGMOD_EDGE | APIC_LEVEL_ASSERT | APIC_DESTMODE_PHY | APIC_DELMODE_INIT, apic_id); - - /* wait for pending status end */ - lapic_ipi_wait(-1); - DELAY(10000); /* wait ~10mS */ - - /* do an INIT IPI: deassert RESET */ - lapic_ipi_raw(APIC_DEST_ALLESELF | APIC_TRIGMOD_LEVEL | - APIC_LEVEL_DEASSERT | APIC_DESTMODE_PHY | APIC_DELMODE_INIT, 0); - - /* wait for pending status end */ lapic_ipi_wait(-1); DELAY(10000); /* wait ~10mS */ @@ -1066,8 +1054,6 @@ ipi_startup(int apic_id, int vector) * run. OR the previous INIT IPI was ignored. and this STARTUP IPI * will run. */ - - /* do a STARTUP IPI */ lapic_ipi_raw(APIC_DEST_DESTFLD | APIC_TRIGMOD_EDGE | APIC_LEVEL_DEASSERT | APIC_DESTMODE_PHY | APIC_DELMODE_STARTUP | vector, apic_id); @@ -1080,7 +1066,6 @@ ipi_startup(int apic_id, int vector) * this STARTUP IPI will be ignored, as only ONE STARTUP IPI is * recognized after hardware RESET or INIT IPI. */ - lapic_ipi_raw(APIC_DEST_DESTFLD | APIC_TRIGMOD_EDGE | APIC_LEVEL_DEASSERT | APIC_DESTMODE_PHY | APIC_DELMODE_STARTUP | vector, apic_id); |