diff options
Diffstat (limited to 'arch/x86/kernel/acpi/boot.c')
-rw-r--r-- | arch/x86/kernel/acpi/boot.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c index edf48404d15d..9414f84584e4 100644 --- a/arch/x86/kernel/acpi/boot.c +++ b/arch/x86/kernel/acpi/boot.c @@ -136,7 +136,7 @@ static int __init acpi_parse_madt(struct acpi_table_header *table) { struct acpi_table_madt *madt = NULL; - if (!cpu_has_apic) + if (!boot_cpu_has(X86_FEATURE_APIC)) return -EINVAL; madt = (struct acpi_table_madt *)table; @@ -912,6 +912,15 @@ late_initcall(hpet_insert_resource); static int __init acpi_parse_fadt(struct acpi_table_header *table) { + if (!(acpi_gbl_FADT.boot_flags & ACPI_FADT_LEGACY_DEVICES)) { + pr_debug("ACPI: no legacy devices present\n"); + x86_platform.legacy.devices.pnpbios = 0; + } + + if (acpi_gbl_FADT.boot_flags & ACPI_FADT_NO_CMOS_RTC) { + pr_debug("ACPI: not registering RTC platform device\n"); + x86_platform.legacy.rtc = 0; + } #ifdef CONFIG_X86_PM_TIMER /* detect the location of the ACPI PM Timer */ @@ -950,7 +959,7 @@ static int __init early_acpi_parse_madt_lapic_addr_ovr(void) { int count; - if (!cpu_has_apic) + if (!boot_cpu_has(X86_FEATURE_APIC)) return -ENODEV; /* @@ -978,7 +987,7 @@ static int __init acpi_parse_madt_lapic_entries(void) int ret; struct acpi_subtable_proc madt_proc[2]; - if (!cpu_has_apic) + if (!boot_cpu_has(X86_FEATURE_APIC)) return -ENODEV; /* @@ -1124,7 +1133,7 @@ static int __init acpi_parse_madt_ioapic_entries(void) if (acpi_disabled || acpi_noirq) return -ENODEV; - if (!cpu_has_apic) + if (!boot_cpu_has(X86_FEATURE_APIC)) return -ENODEV; /* |