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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>
This commit is contained in:
Naresh Solanki 2023-01-20 19:38:07 +01:00 committed by Felix Held
parent 994ff52464
commit 559f9ed583
1 changed files with 15 additions and 4 deletions
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19
src/soc/intel/xeon_sp/nb_acpi.c
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@ -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;