| 1 | #ifndef _ASM_X86_PLATFORM_H |
| 2 | #define _ASM_X86_PLATFORM_H |
| 3 | |
| 4 | #include <asm/pgtable_types.h> |
| 5 | #include <asm/bootparam.h> |
| 6 | |
| 7 | struct mpc_bus; |
| 8 | struct mpc_cpu; |
| 9 | struct mpc_table; |
| 10 | |
| 11 | /** |
| 12 | * struct x86_init_mpparse - platform specific mpparse ops |
| 13 | * @mpc_record: platform specific mpc record accounting |
| 14 | * @setup_ioapic_ids: platform specific ioapic id override |
| 15 | * @mpc_apic_id: platform specific mpc apic id assignment |
| 16 | * @smp_read_mpc_oem: platform specific oem mpc table setup |
| 17 | * @mpc_oem_pci_bus: platform specific pci bus setup (default NULL) |
| 18 | * @mpc_oem_bus_info: platform specific mpc bus info |
| 19 | * @find_smp_config: find the smp configuration |
| 20 | * @get_smp_config: get the smp configuration |
| 21 | */ |
| 22 | struct x86_init_mpparse { |
| 23 | void (*mpc_record)(unsigned int mode); |
| 24 | void (*setup_ioapic_ids)(void); |
| 25 | int (*mpc_apic_id)(struct mpc_cpu *m); |
| 26 | void (*smp_read_mpc_oem)(struct mpc_table *mpc); |
| 27 | void (*mpc_oem_pci_bus)(struct mpc_bus *m); |
| 28 | void (*mpc_oem_bus_info)(struct mpc_bus *m, char *name); |
| 29 | void (*find_smp_config)(unsigned int reserve); |
| 30 | void (*get_smp_config)(unsigned int early); |
| 31 | }; |
| 32 | |
| 33 | /** |
| 34 | * struct x86_init_resources - platform specific resource related ops |
| 35 | * @probe_roms: probe BIOS roms |
| 36 | * @reserve_resources: reserve the standard resources for the |
| 37 | * platform |
| 38 | * @memory_setup: platform specific memory setup |
| 39 | * |
| 40 | */ |
| 41 | struct x86_init_resources { |
| 42 | void (*probe_roms)(void); |
| 43 | void (*reserve_resources)(void); |
| 44 | char *(*memory_setup)(void); |
| 45 | }; |
| 46 | |
| 47 | /** |
| 48 | * struct x86_init_irqs - platform specific interrupt setup |
| 49 | * @pre_vector_init: init code to run before interrupt vectors |
| 50 | * are set up. |
| 51 | * @intr_init: interrupt init code |
| 52 | * @trap_init: platform specific trap setup |
| 53 | */ |
| 54 | struct x86_init_irqs { |
| 55 | void (*pre_vector_init)(void); |
| 56 | void (*intr_init)(void); |
| 57 | void (*trap_init)(void); |
| 58 | }; |
| 59 | |
| 60 | /** |
| 61 | * struct x86_init_oem - oem platform specific customizing functions |
| 62 | * @arch_setup: platform specific architecure setup |
| 63 | * @banner: print a platform specific banner |
| 64 | */ |
| 65 | struct x86_init_oem { |
| 66 | void (*arch_setup)(void); |
| 67 | void (*banner)(void); |
| 68 | }; |
| 69 | |
| 70 | /** |
| 71 | * struct x86_init_paging - platform specific paging functions |
| 72 | * @pagetable_setup_start: platform specific pre paging_init() call |
| 73 | * @pagetable_setup_done: platform specific post paging_init() call |
| 74 | */ |
| 75 | struct x86_init_paging { |
| 76 | void (*pagetable_setup_start)(pgd_t *base); |
| 77 | void (*pagetable_setup_done)(pgd_t *base); |
| 78 | }; |
| 79 | |
| 80 | /** |
| 81 | * struct x86_init_timers - platform specific timer setup |
| 82 | * @setup_perpcu_clockev: set up the per cpu clock event device for the |
| 83 | * boot cpu |
| 84 | * @tsc_pre_init: platform function called before TSC init |
| 85 | * @timer_init: initialize the platform timer (default PIT/HPET) |
| 86 | */ |
| 87 | struct x86_init_timers { |
| 88 | void (*setup_percpu_clockev)(void); |
| 89 | void (*tsc_pre_init)(void); |
| 90 | void (*timer_init)(void); |
| 91 | }; |
| 92 | |
| 93 | /** |
| 94 | * struct x86_init_ops - functions for platform specific setup |
| 95 | * |
| 96 | */ |
| 97 | struct x86_init_ops { |
| 98 | struct x86_init_resources resources; |
| 99 | struct x86_init_mpparse mpparse; |
| 100 | struct x86_init_irqs irqs; |
| 101 | struct x86_init_oem oem; |
| 102 | struct x86_init_paging paging; |
| 103 | struct x86_init_timers timers; |
| 104 | }; |
| 105 | |
| 106 | /** |
| 107 | * struct x86_cpuinit_ops - platform specific cpu hotplug setups |
| 108 | * @setup_percpu_clockev: set up the per cpu clock event device |
| 109 | */ |
| 110 | struct x86_cpuinit_ops { |
| 111 | void (*setup_percpu_clockev)(void); |
| 112 | }; |
| 113 | |
| 114 | /** |
| 115 | * struct x86_platform_ops - platform specific runtime functions |
| 116 | * @calibrate_tsc: calibrate TSC |
| 117 | * @get_wallclock: get time from HW clock like RTC etc. |
| 118 | * @set_wallclock: set time back to HW clock |
| 119 | */ |
| 120 | struct x86_platform_ops { |
| 121 | unsigned long (*calibrate_tsc)(void); |
| 122 | unsigned long (*get_wallclock)(void); |
| 123 | int (*set_wallclock)(unsigned long nowtime); |
| 124 | }; |
| 125 | |
| 126 | extern struct x86_init_ops x86_init; |
| 127 | extern struct x86_cpuinit_ops x86_cpuinit; |
| 128 | extern struct x86_platform_ops x86_platform; |
| 129 | |
| 130 | extern void x86_init_noop(void); |
| 131 | extern void x86_init_uint_noop(unsigned int unused); |
| 132 | |
| 133 | #endif |