projects / mirror_ubuntu-bionic-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 651bbe16 | 1 | /* |
| 27b46d76 | 2 | * Default generic APIC driver. This handles up to 8 CPUs. |
| 1da177e4 LT |
3 | */ |
| 4 | #define APIC_DEFINITION 1 | |
| 1da177e4 LT |
5 | #include <linux/threads.h> |
| 6 | #include <linux/cpumask.h> | |
| 7 | #include <asm/mpspec.h> | |
| 8 | #include <asm/mach-default/mach_apicdef.h> | |
| 9 | #include <asm/genapic.h> | |
| 10 | #include <asm/fixmap.h> | |
| 11 | #include <asm/apicdef.h> | |
| 12 | #include <linux/kernel.h> | |
| 13 | #include <linux/string.h> | |
| 14 | #include <linux/smp.h> | |
| 15 | #include <linux/init.h> | |
| 16 | #include <asm/mach-default/mach_apic.h> | |
| 17 | #include <asm/mach-default/mach_ipi.h> | |
| 18 | #include <asm/mach-default/mach_mpparse.h> | |
| 569712b2 | 19 | #include <asm/mach-default/mach_wakecpu.h> |
| 1da177e4 | 20 | |
| e2d40b18 IM |
21 | static void default_vector_allocation_domain(int cpu, struct cpumask *retmask) |
| 22 | { | |
| 23 | /* | |
| 24 | * Careful. Some cpus do not strictly honor the set of cpus | |
| 25 | * specified in the interrupt destination when using lowest | |
| 26 | * priority interrupt delivery mode. | |
| 27 | * | |
| 28 | * In particular there was a hyperthreading cpu observed to | |
| 29 | * deliver interrupts to the wrong hyperthread when only one | |
| 30 | * hyperthread was specified in the interrupt desitination. | |
| 31 | */ | |
| 32 | *retmask = (cpumask_t) { { [0] = APIC_ALL_CPUS } }; | |
| 33 | } | |
| 34 | ||
| 1da177e4 | 35 | /* should be called last. */ |
| e96763d6 | 36 | static int probe_default(void) |
| 651bbe16 | 37 | { |
| 1da177e4 | 38 | return 1; |
| 651bbe16 | 39 | } |
| 1da177e4 | 40 | |
| 0a7e8c64 IM |
41 | struct genapic apic_default = { |
| 42 | ||
| 43 | .name = "default", | |
| 44 | .probe = probe_default, | |
| 306db03b | 45 | .acpi_madt_oem_check = NULL, |
| 7ed248da | 46 | .apic_id_registered = default_apic_id_registered, |
| 0a7e8c64 | 47 | |
| dcafa4a8 IM |
48 | .irq_delivery_mode = dest_LowestPrio, |
| 49 | /* logical delivery broadcast to all CPUs: */ | |
| 50 | .irq_dest_mode = 1, | |
| 0a7e8c64 | 51 | |
| 0a9cc20b | 52 | .target_cpus = default_target_cpus, |
| 08125d3e | 53 | .disable_esr = 0, |
| bdb1a9b6 | 54 | .dest_logical = APIC_DEST_LOGICAL, |
| d1d7cae8 IM |
55 | .check_apicid_used = default_check_apicid_used, |
| 56 | .check_apicid_present = default_check_apicid_present, | |
| 0a7e8c64 | 57 | |
| e2d40b18 | 58 | .vector_allocation_domain = default_vector_allocation_domain, |
| a5c43296 | 59 | .init_apic_ldr = default_init_apic_ldr, |
| 0a7e8c64 | 60 | |
| d190cb87 | 61 | .ioapic_phys_id_map = default_ioapic_phys_id_map, |
| 72ce0165 | 62 | .setup_apic_routing = default_setup_apic_routing, |
| 33a201fa | 63 | .multi_timer_check = NULL, |
| 3f57a318 | 64 | .apicid_to_node = default_apicid_to_node, |
| 5257c511 | 65 | .cpu_to_logical_apicid = default_cpu_to_logical_apicid, |
| a21769a4 | 66 | .cpu_present_to_apicid = default_cpu_present_to_apicid, |
| 8058714a | 67 | .apicid_to_cpu_present = default_apicid_to_cpu_present, |
| d83093b5 | 68 | .setup_portio_remap = NULL, |
| a27a6210 | 69 | .check_phys_apicid_present = default_check_phys_apicid_present, |
| 49040333 | 70 | .enable_apic_mode = NULL, |
| cb8cc442 | 71 | .phys_pkg_id = default_phys_pkg_id, |
| 9c764247 | 72 | .mps_oem_check = NULL, |
| 0a7e8c64 | 73 | |
| ca6c8ed4 | 74 | .get_apic_id = default_get_apic_id, |
| 0a7e8c64 | 75 | .set_apic_id = NULL, |
| 94af1875 | 76 | .apic_id_mask = 0x0F << 24, |
| 0a7e8c64 | 77 | |
| debccb3e IM |
78 | .cpu_mask_to_apicid = default_cpu_mask_to_apicid, |
| 79 | .cpu_mask_to_apicid_and = default_cpu_mask_to_apicid_and, | |
| 0a7e8c64 IM |
80 | |
| 81 | .send_IPI_mask = send_IPI_mask, | |
| 82 | .send_IPI_mask_allbutself = NULL, | |
| 83 | .send_IPI_allbutself = send_IPI_allbutself, | |
| 84 | .send_IPI_all = send_IPI_all, | |
| 85 | .send_IPI_self = NULL, | |
| 86 | ||
| 87 | .wakeup_cpu = NULL, | |
| 88 | .trampoline_phys_low = TRAMPOLINE_PHYS_LOW, | |
| 89 | .trampoline_phys_high = TRAMPOLINE_PHYS_HIGH, | |
| 90 | .wait_for_init_deassert = wait_for_init_deassert, | |
| 91 | .smp_callin_clear_local_apic = smp_callin_clear_local_apic, | |
| 92 | .store_NMI_vector = store_NMI_vector, | |
| 93 | .restore_NMI_vector = restore_NMI_vector, | |
| 94 | .inquire_remote_apic = inquire_remote_apic, | |
| 95 | }; |