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Diffstat (limited to 'arch/x86/kernel/apic/apic_numachip.c')
-rw-r--r--arch/x86/kernel/apic/apic_numachip.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/x86/kernel/apic/apic_numachip.c b/arch/x86/kernel/apic/apic_numachip.c
index 09d3d8c1cd99..d9ea5f331ac5 100644
--- a/arch/x86/kernel/apic/apic_numachip.c
+++ b/arch/x86/kernel/apic/apic_numachip.c
@@ -56,6 +56,12 @@ static unsigned int read_xapic_id(void)
return get_apic_id(apic_read(APIC_ID));
}
+static int numachip_apic_id_valid(int apicid)
+{
+ /* Trust what bootloader passes in MADT */
+ return 1;
+}
+
static int numachip_apic_id_registered(void)
{
return physid_isset(read_xapic_id(), phys_cpu_present_map);
@@ -223,10 +229,11 @@ static int __init numachip_system_init(void)
}
early_initcall(numachip_system_init);
-static int numachip_acpi_madt_oem_check(char *oem_id, char *oem_table_id)
+static int __cpuinit numachip_acpi_madt_oem_check(char *oem_id, char *oem_table_id)
{
if (!strncmp(oem_id, "NUMASC", 6)) {
numachip_system = 1;
+ setup_force_cpu_cap(X86_FEATURE_X2APIC);
return 1;
}
@@ -238,6 +245,7 @@ static struct apic apic_numachip __refconst = {
.name = "NumaConnect system",
.probe = numachip_probe,
.acpi_madt_oem_check = numachip_acpi_madt_oem_check,
+ .apic_id_valid = numachip_apic_id_valid,
.apic_id_registered = numachip_apic_id_registered,
.irq_delivery_mode = dest_Fixed,
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