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x86: Correct handling of MADT table CPUs

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At present if hyperthreading is disabled the CPU numbering is not
sequential. Fix this.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2020-09-22 12:45:31 -06:00 committed by Bin Meng
parent 26c3d3d7d5
commit 4ff3591988
1 changed files with 6 additions and 3 deletions
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9
arch/x86/lib/acpi_table.c
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@ -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;
}