diff options
| author | Arthur Heymans <arthur@aheymans.xyz> | 2022-11-01 19:51:13 +0100 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2022-11-03 21:21:57 +0000 |
| commit | 1bb9786da30e77014c806a40da0ffdf4c860c185 (patch) | |
| tree | c3160d4d161bd13d4a25dd27c8cb616e8d17b148 /src/cpu | |
| parent | 506014f624c8c27165385642e4ad5a86b22a0089 (diff) | |
cpu/x86/mp_init.c: Set a bogus initial lapic_id
This makes it easier to catch errors later if the ap_init code fails to
properly set things up.
Change-Id: I938faf042bfa4fe1fc39e78ab740c9b210bc105c
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69108
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Jonathan Zhang <jonzhang@fb.com>
Diffstat (limited to 'src/cpu')
| -rw-r--r-- | src/cpu/x86/mp_init.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/cpu/x86/mp_init.c b/src/cpu/x86/mp_init.c index e3b294fc79..8cd785e5ec 100644 --- a/src/cpu/x86/mp_init.c +++ b/src/cpu/x86/mp_init.c @@ -375,9 +375,11 @@ static int allocate_cpu_devices(struct bus *cpu_bus, struct mp_params *p) /* Build the CPU device path */ cpu_path.type = DEVICE_PATH_APIC; - /* Assuming linear APIC space allocation. AP will set its own - APIC id in the ap_init() path above. */ - cpu_path.apic.apic_id = info->cpu->path.apic.apic_id + i; + /* + * Set a bogus apic_id. + * AP will set its own APIC id in the ap_init() path above. + */ + cpu_path.apic.apic_id = UINT32_MAX; /* Allocate the new CPU device structure */ new = alloc_find_dev(cpu_bus, &cpu_path); |