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/*
* Default generic APIC driver. This handles up to 8 CPUs.
*/
#define APIC_DEFINITION 1
#include <linux/threads.h>
#include <linux/cpumask.h>
#include <asm/mpspec.h>
#include <asm/genapic.h>
#include <asm/fixmap.h>
#include <asm/apicdef.h>
#include <linux/kernel.h>
#include <linux/string.h>
#include <linux/smp.h>
#include <linux/init.h>
#include <asm/mach-default/mach_apic.h>
#include <asm/mach-default/mach_ipi.h>
static void default_vector_allocation_domain(int cpu, struct cpumask *retmask)
{
/*
* Careful. Some cpus do not strictly honor the set of cpus
* specified in the interrupt destination when using lowest
* priority interrupt delivery mode.
*
* In particular there was a hyperthreading cpu observed to
* deliver interrupts to the wrong hyperthread when only one
* hyperthread was specified in the interrupt desitination.
*/
*retmask = (cpumask_t) { { [0] = APIC_ALL_CPUS } };
}
/* should be called last. */
static int probe_default(void)
{
return 1;
}
struct genapic apic_default = {
.name = "default",
.probe = probe_default,
.acpi_madt_oem_check = NULL,
.apic_id_registered = default_apic_id_registered,
.irq_delivery_mode = dest_LowestPrio,
/* logical delivery broadcast to all CPUs: */
.irq_dest_mode = 1,
.target_cpus = default_target_cpus,
.disable_esr = 0,
.dest_logical = APIC_DEST_LOGICAL,
.check_apicid_used = default_check_apicid_used,
.check_apicid_present = default_check_apicid_present,
.vector_allocation_domain = default_vector_allocation_domain,
.init_apic_ldr = default_init_apic_ldr,
.ioapic_phys_id_map = default_ioapic_phys_id_map,
.setup_apic_routing = default_setup_apic_routing,
.multi_timer_check = NULL,
.apicid_to_node = default_apicid_to_node,
.cpu_to_logical_apicid = default_cpu_to_logical_apicid,
.cpu_present_to_apicid = default_cpu_present_to_apicid,
.apicid_to_cpu_present = default_apicid_to_cpu_present,
.setup_portio_remap = NULL,
.check_phys_apicid_present = default_check_phys_apicid_present,
.enable_apic_mode = NULL,
.phys_pkg_id = default_phys_pkg_id,
.mps_oem_check = NULL,
.get_apic_id = default_get_apic_id,
.set_apic_id = NULL,
.apic_id_mask = 0x0F << 24,
.cpu_mask_to_apicid = default_cpu_mask_to_apicid,
.cpu_mask_to_apicid_and = default_cpu_mask_to_apicid_and,
.send_IPI_mask = default_send_IPI_mask,
.send_IPI_mask_allbutself = NULL,
.send_IPI_allbutself = default_send_IPI_allbutself,
.send_IPI_all = default_send_IPI_all,
.send_IPI_self = NULL,
.wakeup_cpu = NULL,
.trampoline_phys_low = DEFAULT_TRAMPOLINE_PHYS_LOW,
.trampoline_phys_high = DEFAULT_TRAMPOLINE_PHYS_HIGH,
.wait_for_init_deassert = default_wait_for_init_deassert,
.smp_callin_clear_local_apic = NULL,
.store_NMI_vector = NULL,
.inquire_remote_apic = default_inquire_remote_apic,
};
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