diff options
Diffstat (limited to 'arch/x86/kernel/apic/io_apic.c')
| -rw-r--r-- | arch/x86/kernel/apic/io_apic.c | 37 |
1 files changed, 22 insertions, 15 deletions
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c index 16c2db8750a..f6cd5b41077 100644 --- a/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c @@ -1933,8 +1933,7 @@ void disable_IO_APIC(void) * * by Matt Domsch <Matt_Domsch@dell.com> Tue Dec 21 12:25:05 CST 1999 */ - -void __init setup_ioapic_ids_from_mpc(void) +void __init setup_ioapic_ids_from_mpc_nocheck(void) { union IO_APIC_reg_00 reg_00; physid_mask_t phys_id_present_map; @@ -1943,15 +1942,6 @@ void __init setup_ioapic_ids_from_mpc(void) unsigned char old_id; unsigned long flags; - if (acpi_ioapic) - return; - /* - * Don't check I/O APIC IDs for xAPIC systems. They have - * no meaning without the serial APIC bus. - */ - if (!(boot_cpu_data.x86_vendor == X86_VENDOR_INTEL) - || APIC_XAPIC(apic_version[boot_cpu_physical_apicid])) - return; /* * This is broken; anything with a real cpu count has to * circumvent this idiocy regardless. @@ -2005,7 +1995,6 @@ void __init setup_ioapic_ids_from_mpc(void) physids_or(phys_id_present_map, phys_id_present_map, tmp); } - /* * We need to adjust the IRQ routing table * if the ID changed. @@ -2041,6 +2030,21 @@ void __init setup_ioapic_ids_from_mpc(void) apic_printk(APIC_VERBOSE, " ok.\n"); } } + +void __init setup_ioapic_ids_from_mpc(void) +{ + + if (acpi_ioapic) + return; + /* + * Don't check I/O APIC IDs for xAPIC systems. They have + * no meaning without the serial APIC bus. + */ + if (!(boot_cpu_data.x86_vendor == X86_VENDOR_INTEL) + || APIC_XAPIC(apic_version[boot_cpu_physical_apicid])) + return; + setup_ioapic_ids_from_mpc_nocheck(); +} #endif int no_timer_check __initdata; @@ -3593,7 +3597,7 @@ int __init io_apic_get_redir_entries (int ioapic) return reg_01.bits.entries + 1; } -void __init probe_nr_irqs_gsi(void) +static void __init probe_nr_irqs_gsi(void) { int nr; @@ -3910,7 +3914,7 @@ static struct resource * __init ioapic_setup_resources(int nr_ioapics) return res; } -void __init ioapic_init_mappings(void) +void __init ioapic_and_gsi_init(void) { unsigned long ioapic_phys, idx = FIX_IO_APIC_BASE_0; struct resource *ioapic_res; @@ -3948,6 +3952,8 @@ fake_ioapic_page: ioapic_res->end = ioapic_phys + IO_APIC_SLOT_SIZE - 1; ioapic_res++; } + + probe_nr_irqs_gsi(); } void __init ioapic_insert_resources(void) @@ -4057,7 +4063,8 @@ void __init pre_init_apic_IRQ0(void) printk(KERN_INFO "Early APIC setup for system timer0\n"); #ifndef CONFIG_SMP - phys_cpu_present_map = physid_mask_of_physid(boot_cpu_physical_apicid); + physid_set_mask_of_physid(boot_cpu_physical_apicid, + &phys_cpu_present_map); #endif /* Make sure the irq descriptor is set up */ cfg = alloc_irq_and_cfg_at(0, 0); |