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| author | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2021-10-15 17:14:20 +0300 |
|---|---|---|
| committer | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2022-02-05 07:48:18 +0000 |
| commit | 710bdc42a5f409261335495c03882e2b133a384c (patch) | |
| tree | 5bc1b0029da34466c888f83c024b0d63e5fa5906 /src/cpu/x86/lapic | |
| parent | 0c1158b15d8874f0c24a65245aabd1c6dca9d8c2 (diff) | |
| download | coreboot-710bdc42a5f409261335495c03882e2b133a384c.tar.gz coreboot-710bdc42a5f409261335495c03882e2b133a384c.tar.bz2 coreboot-710bdc42a5f409261335495c03882e2b133a384c.zip | |
cpu/x86/lapic: Add lapic_send_ipi_self,others()
This avoids unnecessary passing of APIC ID parameter and
allows some minor optimisation for X2APIC mode.
Change-Id: I0b0c8c39ecd13858cffc91cc781bea52decf67c5
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/60713
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Diffstat (limited to 'src/cpu/x86/lapic')
| -rw-r--r-- | src/cpu/x86/lapic/lapic_cpu_stop.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/cpu/x86/lapic/lapic_cpu_stop.c b/src/cpu/x86/lapic/lapic_cpu_stop.c index e933ce4c4704..1affe15bed76 100644 --- a/src/cpu/x86/lapic/lapic_cpu_stop.c +++ b/src/cpu/x86/lapic/lapic_cpu_stop.c @@ -55,7 +55,7 @@ void stop_this_cpu(void) printk(BIOS_DEBUG, "CPU %ld going down...\n", id); /* send an LAPIC INIT to myself */ - lapic_send_ipi(LAPIC_INT_LEVELTRIG | LAPIC_INT_ASSERT | LAPIC_DM_INIT, id); + lapic_send_ipi_self(LAPIC_INT_LEVELTRIG | LAPIC_INT_ASSERT | LAPIC_DM_INIT); wait_for_ipi_completion_without_printk(timeout_100ms); mdelay(10); @@ -63,7 +63,7 @@ void stop_this_cpu(void) dprintk(BIOS_SPEW, "Deasserting INIT.\n"); /* Deassert the LAPIC INIT */ - lapic_send_ipi(LAPIC_INT_LEVELTRIG | LAPIC_DM_INIT, id); + lapic_send_ipi_self(LAPIC_INT_LEVELTRIG | LAPIC_DM_INIT); wait_for_ipi_completion_without_printk(timeout_100ms); halt(); |