Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef _ASM_GENAPIC_H |
| 2 | #define _ASM_GENAPIC_H 1 |
| 3 | |
Andi Kleen | 874c4fe | 2006-09-26 10:52:26 +0200 | [diff] [blame] | 4 | #include <asm/mpspec.h> |
| 5 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6 | /* |
| 7 | * Generic APIC driver interface. |
| 8 | * |
| 9 | * An straight forward mapping of the APIC related parts of the |
| 10 | * x86 subarchitecture interface to a dynamic object. |
| 11 | * |
| 12 | * This is used by the "generic" x86 subarchitecture. |
| 13 | * |
| 14 | * Copyright 2003 Andi Kleen, SuSE Labs. |
| 15 | */ |
| 16 | |
| 17 | struct mpc_config_translation; |
| 18 | struct mpc_config_bus; |
| 19 | struct mp_config_table; |
| 20 | struct mpc_config_processor; |
| 21 | |
| 22 | struct genapic { |
| 23 | char *name; |
| 24 | int (*probe)(void); |
| 25 | |
| 26 | int (*apic_id_registered)(void); |
| 27 | cpumask_t (*target_cpus)(void); |
| 28 | int int_delivery_mode; |
| 29 | int int_dest_mode; |
| 30 | int ESR_DISABLE; |
| 31 | int apic_destination_logical; |
| 32 | unsigned long (*check_apicid_used)(physid_mask_t bitmap, int apicid); |
| 33 | unsigned long (*check_apicid_present)(int apicid); |
| 34 | int no_balance_irq; |
| 35 | int no_ioapic_check; |
| 36 | void (*init_apic_ldr)(void); |
| 37 | physid_mask_t (*ioapic_phys_id_map)(physid_mask_t map); |
| 38 | |
| 39 | void (*clustered_apic_check)(void); |
| 40 | int (*multi_timer_check)(int apic, int irq); |
| 41 | int (*apicid_to_node)(int logical_apicid); |
| 42 | int (*cpu_to_logical_apicid)(int cpu); |
| 43 | int (*cpu_present_to_apicid)(int mps_cpu); |
| 44 | physid_mask_t (*apicid_to_cpu_present)(int phys_apicid); |
| 45 | int (*mpc_apic_id)(struct mpc_config_processor *m, |
| 46 | struct mpc_config_translation *t); |
| 47 | void (*setup_portio_remap)(void); |
| 48 | int (*check_phys_apicid_present)(int boot_cpu_physical_apicid); |
| 49 | void (*enable_apic_mode)(void); |
| 50 | u32 (*phys_pkg_id)(u32 cpuid_apic, int index_msb); |
| 51 | |
| 52 | /* mpparse */ |
| 53 | void (*mpc_oem_bus_info)(struct mpc_config_bus *, char *, |
| 54 | struct mpc_config_translation *); |
| 55 | void (*mpc_oem_pci_bus)(struct mpc_config_bus *, |
| 56 | struct mpc_config_translation *); |
| 57 | |
| 58 | /* When one of the next two hooks returns 1 the genapic |
| 59 | is switched to this. Essentially they are additional probe |
| 60 | functions. */ |
| 61 | int (*mps_oem_check)(struct mp_config_table *mpc, char *oem, |
| 62 | char *productid); |
| 63 | int (*acpi_madt_oem_check)(char *oem_id, char *oem_table_id); |
| 64 | |
| 65 | unsigned (*get_apic_id)(unsigned long x); |
| 66 | unsigned long apic_id_mask; |
| 67 | unsigned int (*cpu_mask_to_apicid)(cpumask_t cpumask); |
Andi Kleen | 874c4fe | 2006-09-26 10:52:26 +0200 | [diff] [blame] | 68 | |
| 69 | #ifdef CONFIG_SMP |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 70 | /* ipi */ |
| 71 | void (*send_IPI_mask)(cpumask_t mask, int vector); |
| 72 | void (*send_IPI_allbutself)(int vector); |
| 73 | void (*send_IPI_all)(int vector); |
Andi Kleen | 874c4fe | 2006-09-26 10:52:26 +0200 | [diff] [blame] | 74 | #endif |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 75 | }; |
| 76 | |
Andi Kleen | 874c4fe | 2006-09-26 10:52:26 +0200 | [diff] [blame] | 77 | #define APICFUNC(x) .x = x, |
| 78 | |
| 79 | /* More functions could be probably marked IPIFUNC and save some space |
| 80 | in UP GENERICARCH kernels, but I don't have the nerve right now |
| 81 | to untangle this mess. -AK */ |
| 82 | #ifdef CONFIG_SMP |
| 83 | #define IPIFUNC(x) APICFUNC(x) |
| 84 | #else |
| 85 | #define IPIFUNC(x) |
| 86 | #endif |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 87 | |
| 88 | #define APIC_INIT(aname, aprobe) { \ |
| 89 | .name = aname, \ |
| 90 | .probe = aprobe, \ |
| 91 | .int_delivery_mode = INT_DELIVERY_MODE, \ |
| 92 | .int_dest_mode = INT_DEST_MODE, \ |
| 93 | .no_balance_irq = NO_BALANCE_IRQ, \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 94 | .ESR_DISABLE = esr_disable, \ |
| 95 | .apic_destination_logical = APIC_DEST_LOGICAL, \ |
Andi Kleen | 874c4fe | 2006-09-26 10:52:26 +0200 | [diff] [blame] | 96 | APICFUNC(apic_id_registered) \ |
| 97 | APICFUNC(target_cpus) \ |
| 98 | APICFUNC(check_apicid_used) \ |
| 99 | APICFUNC(check_apicid_present) \ |
| 100 | APICFUNC(init_apic_ldr) \ |
| 101 | APICFUNC(ioapic_phys_id_map) \ |
| 102 | APICFUNC(clustered_apic_check) \ |
| 103 | APICFUNC(multi_timer_check) \ |
| 104 | APICFUNC(apicid_to_node) \ |
| 105 | APICFUNC(cpu_to_logical_apicid) \ |
| 106 | APICFUNC(cpu_present_to_apicid) \ |
| 107 | APICFUNC(apicid_to_cpu_present) \ |
| 108 | APICFUNC(mpc_apic_id) \ |
| 109 | APICFUNC(setup_portio_remap) \ |
| 110 | APICFUNC(check_phys_apicid_present) \ |
| 111 | APICFUNC(mpc_oem_bus_info) \ |
| 112 | APICFUNC(mpc_oem_pci_bus) \ |
| 113 | APICFUNC(mps_oem_check) \ |
| 114 | APICFUNC(get_apic_id) \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 115 | .apic_id_mask = APIC_ID_MASK, \ |
Andi Kleen | 874c4fe | 2006-09-26 10:52:26 +0200 | [diff] [blame] | 116 | APICFUNC(cpu_mask_to_apicid) \ |
| 117 | APICFUNC(acpi_madt_oem_check) \ |
| 118 | IPIFUNC(send_IPI_mask) \ |
| 119 | IPIFUNC(send_IPI_allbutself) \ |
| 120 | IPIFUNC(send_IPI_all) \ |
| 121 | APICFUNC(enable_apic_mode) \ |
| 122 | APICFUNC(phys_pkg_id) \ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 123 | } |
| 124 | |
Siddha, Suresh B | b0d0a4b | 2006-12-07 02:14:10 +0100 | [diff] [blame] | 125 | extern struct genapic *genapic, apic_default; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 126 | |
| 127 | #endif |