diff options
| author | Naresh Solanki <Naresh.Solanki@9elements.com> | 2023-01-20 19:38:07 +0100 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2023-03-10 19:56:21 +0000 |
| commit | 559f9ed58308bf777d72c98bc4d69cc620959ec6 (patch) | |
| tree | 72aede6a1a75d57a466800c5076523306144a755 | |
| parent | 994ff52464d38275a6861454ba3f981fe75e6855 (diff) | |
xeon_sp: Setup x2apic in SRAT
Set up SRAT table in X2APIC mode when necessary.
Change-Id: Ib8b4cebefe81f7b5514524dba2fa364eee4bb157
Signed-off-by: Naresh Solanki <Naresh.Solanki@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/73366
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
| -rw-r--r-- | src/soc/intel/xeon_sp/nb_acpi.c | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/src/soc/intel/xeon_sp/nb_acpi.c b/src/soc/intel/xeon_sp/nb_acpi.c index 121c8a1cee..89deb88665 100644 --- a/src/soc/intel/xeon_sp/nb_acpi.c +++ b/src/soc/intel/xeon_sp/nb_acpi.c @@ -4,6 +4,7 @@ #include <arch/hpet.h> #include <assert.h> #include <cbmem.h> +#include <cpu/x86/lapic.h> #include <device/mmio.h> #include <device/pci.h> #include <soc/acpi.h> @@ -26,10 +27,20 @@ unsigned long acpi_create_srat_lapics(unsigned long current) for (cpu = all_devices; cpu; cpu = cpu->next) { if (!is_enabled_cpu(cpu)) continue; - printk(BIOS_DEBUG, "SRAT: lapic cpu_index=%02x, node_id=%02x, apic_id=%02x\n", - cpu_index, cpu->path.apic.node_id, cpu->path.apic.apic_id); - current += acpi_create_srat_lapic((acpi_srat_lapic_t *)current, - cpu->path.apic.node_id, cpu->path.apic.apic_id); + + if (is_x2apic_mode()) { + printk(BIOS_DEBUG, "SRAT: x2apic cpu_index=%08x, node_id=%02x, apic_id=%08x\n", + cpu_index, cpu->path.apic.node_id, cpu->path.apic.apic_id); + + current += acpi_create_srat_x2apic((acpi_srat_x2apic_t *)current, + cpu->path.apic.node_id, cpu->path.apic.apic_id); + } else { + printk(BIOS_DEBUG, "SRAT: lapic cpu_index=%02x, node_id=%02x, apic_id=%02x\n", + cpu_index, cpu->path.apic.node_id, cpu->path.apic.apic_id); + + current += acpi_create_srat_lapic((acpi_srat_lapic_t *)current, + cpu->path.apic.node_id, cpu->path.apic.apic_id); + } cpu_index++; } return current; |