From 4ff3591988a4aefad7bafc9a2ee8701cccf03d74 Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Tue, 22 Sep 2020 12:45:31 -0600 Subject: [PATCH] x86: Correct handling of MADT table CPUs At present if hyperthreading is disabled the CPU numbering is not sequential. Fix this. Signed-off-by: Simon Glass --- arch/x86/lib/acpi_table.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/arch/x86/lib/acpi_table.c b/arch/x86/lib/acpi_table.c index 86a9a35cb2..5876355afe 100644 --- a/arch/x86/lib/acpi_table.c +++ b/arch/x86/lib/acpi_table.c @@ -66,14 +66,17 @@ int acpi_create_madt_lapics(u32 current) { struct udevice *dev; int total_length = 0; + int cpu_num = 0; for (uclass_find_first_device(UCLASS_CPU, &dev); dev; uclass_find_next_device(&dev)) { struct cpu_platdata *plat = dev_get_parent_platdata(dev); - int length = acpi_create_madt_lapic( - (struct acpi_madt_lapic *)current, - plat->cpu_id, plat->cpu_id); + int length; + + length = acpi_create_madt_lapic( + (struct acpi_madt_lapic *)current, cpu_num++, + plat->cpu_id); current += length; total_length += length; } -- GitLab