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