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| Rev | Author | Line No. | Line |
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| 5270 | serge | 1 | #ifndef _ASM_X86_PLATFORM_H |
| 2 | #define _ASM_X86_PLATFORM_H |
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| 3 | |||
| 4 | #include |
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| 5 | //#include |
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| 6 | |||
| 7 | struct mpc_bus; |
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| 8 | struct mpc_cpu; |
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| 9 | struct mpc_table; |
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| 10 | struct cpuinfo_x86; |
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| 11 | |||
| 12 | /** |
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| 13 | * struct x86_init_mpparse - platform specific mpparse ops |
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| 14 | * @mpc_record: platform specific mpc record accounting |
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| 15 | * @setup_ioapic_ids: platform specific ioapic id override |
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| 16 | * @mpc_apic_id: platform specific mpc apic id assignment |
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| 17 | * @smp_read_mpc_oem: platform specific oem mpc table setup |
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| 18 | * @mpc_oem_pci_bus: platform specific pci bus setup (default NULL) |
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| 19 | * @mpc_oem_bus_info: platform specific mpc bus info |
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| 20 | * @find_smp_config: find the smp configuration |
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| 21 | * @get_smp_config: get the smp configuration |
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| 22 | */ |
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| 23 | struct x86_init_mpparse { |
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| 24 | void (*mpc_record)(unsigned int mode); |
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| 25 | void (*setup_ioapic_ids)(void); |
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| 26 | int (*mpc_apic_id)(struct mpc_cpu *m); |
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| 27 | void (*smp_read_mpc_oem)(struct mpc_table *mpc); |
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| 28 | void (*mpc_oem_pci_bus)(struct mpc_bus *m); |
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| 29 | void (*mpc_oem_bus_info)(struct mpc_bus *m, char *name); |
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| 30 | void (*find_smp_config)(void); |
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| 31 | void (*get_smp_config)(unsigned int early); |
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| 32 | }; |
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| 33 | |||
| 34 | /** |
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| 35 | * struct x86_init_resources - platform specific resource related ops |
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| 36 | * @probe_roms: probe BIOS roms |
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| 37 | * @reserve_resources: reserve the standard resources for the |
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| 38 | * platform |
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| 39 | * @memory_setup: platform specific memory setup |
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| 40 | * |
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| 41 | */ |
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| 42 | struct x86_init_resources { |
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| 43 | void (*probe_roms)(void); |
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| 44 | void (*reserve_resources)(void); |
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| 45 | char *(*memory_setup)(void); |
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| 46 | }; |
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| 47 | |||
| 48 | /** |
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| 49 | * struct x86_init_irqs - platform specific interrupt setup |
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| 50 | * @pre_vector_init: init code to run before interrupt vectors |
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| 51 | * are set up. |
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| 52 | * @intr_init: interrupt init code |
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| 53 | * @trap_init: platform specific trap setup |
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| 54 | */ |
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| 55 | struct x86_init_irqs { |
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| 56 | void (*pre_vector_init)(void); |
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| 57 | void (*intr_init)(void); |
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| 58 | void (*trap_init)(void); |
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| 59 | }; |
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| 60 | |||
| 61 | /** |
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| 62 | * struct x86_init_oem - oem platform specific customizing functions |
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| 63 | * @arch_setup: platform specific architecure setup |
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| 64 | * @banner: print a platform specific banner |
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| 65 | */ |
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| 66 | struct x86_init_oem { |
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| 67 | void (*arch_setup)(void); |
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| 68 | void (*banner)(void); |
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| 69 | }; |
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| 70 | |||
| 71 | /** |
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| 72 | * struct x86_init_paging - platform specific paging functions |
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| 73 | * @pagetable_init: platform specific paging initialization call to setup |
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| 74 | * the kernel pagetables and prepare accessors functions. |
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| 75 | * Callback must call paging_init(). Called once after the |
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| 76 | * direct mapping for phys memory is available. |
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| 77 | */ |
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| 78 | struct x86_init_paging { |
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| 79 | void (*pagetable_init)(void); |
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| 80 | }; |
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| 81 | |||
| 82 | /** |
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| 83 | * struct x86_init_timers - platform specific timer setup |
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| 84 | * @setup_perpcu_clockev: set up the per cpu clock event device for the |
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| 85 | * boot cpu |
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| 86 | * @tsc_pre_init: platform function called before TSC init |
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| 87 | * @timer_init: initialize the platform timer (default PIT/HPET) |
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| 88 | * @wallclock_init: init the wallclock device |
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| 89 | */ |
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| 90 | struct x86_init_timers { |
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| 91 | void (*setup_percpu_clockev)(void); |
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| 92 | void (*tsc_pre_init)(void); |
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| 93 | void (*timer_init)(void); |
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| 94 | void (*wallclock_init)(void); |
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| 95 | }; |
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| 96 | |||
| 97 | /** |
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| 98 | * struct x86_init_iommu - platform specific iommu setup |
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| 99 | * @iommu_init: platform specific iommu setup |
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| 100 | */ |
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| 101 | struct x86_init_iommu { |
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| 102 | int (*iommu_init)(void); |
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| 103 | }; |
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| 104 | |||
| 105 | /** |
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| 106 | * struct x86_init_pci - platform specific pci init functions |
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| 107 | * @arch_init: platform specific pci arch init call |
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| 108 | * @init: platform specific pci subsystem init |
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| 109 | * @init_irq: platform specific pci irq init |
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| 110 | * @fixup_irqs: platform specific pci irq fixup |
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| 111 | */ |
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| 112 | struct x86_init_pci { |
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| 113 | int (*arch_init)(void); |
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| 114 | int (*init)(void); |
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| 115 | void (*init_irq)(void); |
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| 116 | void (*fixup_irqs)(void); |
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| 117 | }; |
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| 118 | |||
| 119 | /** |
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| 120 | * struct x86_init_ops - functions for platform specific setup |
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| 121 | * |
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| 122 | */ |
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| 123 | struct x86_init_ops { |
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| 124 | struct x86_init_resources resources; |
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| 125 | struct x86_init_mpparse mpparse; |
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| 126 | struct x86_init_irqs irqs; |
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| 127 | struct x86_init_oem oem; |
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| 128 | struct x86_init_paging paging; |
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| 129 | struct x86_init_timers timers; |
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| 130 | struct x86_init_iommu iommu; |
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| 131 | struct x86_init_pci pci; |
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| 132 | }; |
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| 133 | |||
| 134 | /** |
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| 135 | * struct x86_cpuinit_ops - platform specific cpu hotplug setups |
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| 136 | * @setup_percpu_clockev: set up the per cpu clock event device |
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| 137 | * @early_percpu_clock_init: early init of the per cpu clock event device |
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| 138 | */ |
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| 139 | struct x86_cpuinit_ops { |
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| 140 | void (*setup_percpu_clockev)(void); |
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| 141 | void (*early_percpu_clock_init)(void); |
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| 142 | void (*fixup_cpu_id)(struct cpuinfo_x86 *c, int node); |
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| 143 | }; |
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| 144 | |||
| 145 | struct timespec; |
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| 146 | |||
| 147 | /** |
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| 148 | * struct x86_platform_ops - platform specific runtime functions |
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| 149 | * @calibrate_tsc: calibrate TSC |
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| 150 | * @get_wallclock: get time from HW clock like RTC etc. |
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| 151 | * @set_wallclock: set time back to HW clock |
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| 152 | * @is_untracked_pat_range exclude from PAT logic |
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| 153 | * @nmi_init enable NMI on cpus |
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| 154 | * @i8042_detect pre-detect if i8042 controller exists |
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| 155 | * @save_sched_clock_state: save state for sched_clock() on suspend |
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| 156 | * @restore_sched_clock_state: restore state for sched_clock() on resume |
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| 157 | * @apic_post_init: adjust apic if neeeded |
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| 158 | */ |
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| 159 | struct x86_platform_ops { |
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| 160 | unsigned long (*calibrate_tsc)(void); |
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| 161 | void (*get_wallclock)(struct timespec *ts); |
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| 162 | int (*set_wallclock)(const struct timespec *ts); |
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| 163 | void (*iommu_shutdown)(void); |
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| 164 | bool (*is_untracked_pat_range)(u64 start, u64 end); |
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| 165 | void (*nmi_init)(void); |
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| 166 | unsigned char (*get_nmi_reason)(void); |
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| 167 | int (*i8042_detect)(void); |
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| 168 | void (*save_sched_clock_state)(void); |
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| 169 | void (*restore_sched_clock_state)(void); |
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| 170 | void (*apic_post_init)(void); |
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| 171 | }; |
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| 172 | |||
| 173 | struct pci_dev; |
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| 174 | struct msi_msg; |
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| 175 | |||
| 176 | struct x86_msi_ops { |
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| 177 | int (*setup_msi_irqs)(struct pci_dev *dev, int nvec, int type); |
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| 178 | void (*compose_msi_msg)(struct pci_dev *dev, unsigned int irq, |
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| 179 | unsigned int dest, struct msi_msg *msg, |
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| 180 | u8 hpet_id); |
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| 181 | void (*teardown_msi_irq)(unsigned int irq); |
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| 182 | void (*teardown_msi_irqs)(struct pci_dev *dev); |
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| 183 | void (*restore_msi_irqs)(struct pci_dev *dev); |
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| 184 | int (*setup_hpet_msi)(unsigned int irq, unsigned int id); |
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| 185 | }; |
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| 186 | |||
| 187 | struct IO_APIC_route_entry; |
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| 188 | struct io_apic_irq_attr; |
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| 189 | struct irq_data; |
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| 190 | struct cpumask; |
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| 191 | |||
| 192 | struct x86_io_apic_ops { |
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| 193 | void (*init) (void); |
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| 194 | unsigned int (*read) (unsigned int apic, unsigned int reg); |
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| 195 | void (*write) (unsigned int apic, unsigned int reg, unsigned int value); |
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| 196 | void (*modify) (unsigned int apic, unsigned int reg, unsigned int value); |
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| 197 | void (*disable)(void); |
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| 198 | void (*print_entries)(unsigned int apic, unsigned int nr_entries); |
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| 199 | int (*set_affinity)(struct irq_data *data, |
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| 200 | const struct cpumask *mask, |
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| 201 | bool force); |
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| 202 | int (*setup_entry)(int irq, struct IO_APIC_route_entry *entry, |
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| 203 | unsigned int destination, int vector, |
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| 204 | struct io_apic_irq_attr *attr); |
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| 205 | void (*eoi_ioapic_pin)(int apic, int pin, int vector); |
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| 206 | }; |
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| 207 | |||
| 208 | extern struct x86_init_ops x86_init; |
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| 209 | extern struct x86_cpuinit_ops x86_cpuinit; |
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| 210 | extern struct x86_platform_ops x86_platform; |
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| 211 | extern struct x86_msi_ops x86_msi; |
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| 212 | extern struct x86_io_apic_ops x86_io_apic_ops; |
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| 213 | extern void x86_init_noop(void); |
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| 214 | extern void x86_init_uint_noop(unsigned int unused); |
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| 215 | |||
| 216 | #endif |