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Thomas Gleixner57844a82009-08-19 14:48:38 +02001#ifndef _ASM_X86_PLATFORM_H
2#define _ASM_X86_PLATFORM_H
3
Thomas Gleixner030cb6c2009-08-20 14:30:02 +02004#include <asm/pgtable_types.h>
Thomas Gleixner47a3d5d2009-08-29 15:03:59 +02005#include <asm/bootparam.h>
Thomas Gleixner030cb6c2009-08-20 14:30:02 +02006
Thomas Gleixner52fdb562009-08-20 12:45:33 +02007struct mpc_bus;
Thomas Gleixnerfd6c6662009-08-20 10:41:58 +02008struct mpc_cpu;
Thomas Gleixner72302142009-08-20 12:18:32 +02009struct mpc_table;
Thomas Gleixnerfd6c6662009-08-20 10:41:58 +020010
Thomas Gleixner57844a82009-08-19 14:48:38 +020011/**
Thomas Gleixnerf4848472009-08-20 12:05:01 +020012 * struct x86_init_mpparse - platform specific mpparse ops
13 * @mpc_record: platform specific mpc record accounting
Thomas Gleixnerde934102009-08-20 09:27:29 +020014 * @setup_ioapic_ids: platform specific ioapic id override
Thomas Gleixnerfd6c6662009-08-20 10:41:58 +020015 * @mpc_apic_id: platform specific mpc apic id assignment
Thomas Gleixner72302142009-08-20 12:18:32 +020016 * @smp_read_mpc_oem: platform specific oem mpc table setup
Thomas Gleixner52fdb562009-08-20 12:45:33 +020017 * @mpc_oem_pci_bus: platform specific pci bus setup (default NULL)
Thomas Gleixner90e1c692009-08-20 12:34:47 +020018 * @mpc_oem_bus_info: platform specific mpc bus info
Thomas Gleixnerb3f1b612009-08-20 11:11:52 +020019 * @find_smp_config: find the smp configuration
20 * @get_smp_config: get the smp configuration
Thomas Gleixnerf4848472009-08-20 12:05:01 +020021 */
22struct x86_init_mpparse {
23 void (*mpc_record)(unsigned int mode);
Thomas Gleixnerde934102009-08-20 09:27:29 +020024 void (*setup_ioapic_ids)(void);
Thomas Gleixnerfd6c6662009-08-20 10:41:58 +020025 int (*mpc_apic_id)(struct mpc_cpu *m);
Thomas Gleixner72302142009-08-20 12:18:32 +020026 void (*smp_read_mpc_oem)(struct mpc_table *mpc);
Thomas Gleixner52fdb562009-08-20 12:45:33 +020027 void (*mpc_oem_pci_bus)(struct mpc_bus *m);
Thomas Gleixner90e1c692009-08-20 12:34:47 +020028 void (*mpc_oem_bus_info)(struct mpc_bus *m, char *name);
Thomas Gleixnerb3f1b612009-08-20 11:11:52 +020029 void (*find_smp_config)(unsigned int reserve);
30 void (*get_smp_config)(unsigned int early);
Thomas Gleixnerf4848472009-08-20 12:05:01 +020031};
32
33/**
Thomas Gleixnerf7cf5a52009-08-19 14:43:56 +020034 * struct x86_init_resources - platform specific resource related ops
35 * @probe_roms: probe BIOS roms
Thomas Gleixner8fee6972009-08-19 14:55:50 +020036 * @reserve_resources: reserve the standard resources for the
37 * platform
Thomas Gleixner6b18ae32009-08-20 10:19:54 +020038 * @memory_setup: platform specific memory setup
Thomas Gleixnerf7cf5a52009-08-19 14:43:56 +020039 *
40 */
41struct x86_init_resources {
42 void (*probe_roms)(void);
Thomas Gleixner8fee6972009-08-19 14:55:50 +020043 void (*reserve_resources)(void);
Thomas Gleixner6b18ae32009-08-20 10:19:54 +020044 char *(*memory_setup)(void);
Thomas Gleixnerf7cf5a52009-08-19 14:43:56 +020045};
46
47/**
Thomas Gleixnerd9112f42009-08-20 09:41:38 +020048 * struct x86_init_irqs - platform specific interrupt setup
49 * @pre_vector_init: init code to run before interrupt vectors
50 * are set up.
Thomas Gleixner66bcaf02009-08-20 09:59:09 +020051 * @intr_init: interrupt init code
Thomas Gleixner428cf902009-08-20 10:35:46 +020052 * @trap_init: platform specific trap setup
Thomas Gleixnerd9112f42009-08-20 09:41:38 +020053 */
54struct x86_init_irqs {
55 void (*pre_vector_init)(void);
Thomas Gleixner66bcaf02009-08-20 09:59:09 +020056 void (*intr_init)(void);
Thomas Gleixner428cf902009-08-20 10:35:46 +020057 void (*trap_init)(void);
Thomas Gleixnerd9112f42009-08-20 09:41:38 +020058};
59
60/**
Thomas Gleixner42bbdb42009-08-20 13:04:10 +020061 * struct x86_init_oem - oem platform specific customizing functions
62 * @arch_setup: platform specific architecure setup
Thomas Gleixner6f30c1a2009-08-20 13:19:57 +020063 * @banner: print a platform specific banner
Thomas Gleixner42bbdb42009-08-20 13:04:10 +020064 */
65struct x86_init_oem {
66 void (*arch_setup)(void);
Thomas Gleixner6f30c1a2009-08-20 13:19:57 +020067 void (*banner)(void);
Thomas Gleixner42bbdb42009-08-20 13:04:10 +020068};
69
70/**
Thomas Gleixner030cb6c2009-08-20 14:30:02 +020071 * 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 */
75struct x86_init_paging {
76 void (*pagetable_setup_start)(pgd_t *base);
77 void (*pagetable_setup_done)(pgd_t *base);
78};
79
80/**
Thomas Gleixner736deca2009-08-19 12:35:53 +020081 * 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
Thomas Gleixner845b3942009-08-19 15:37:03 +020084 * @tsc_pre_init: platform function called before TSC init
85 * @timer_init: initialize the platform timer (default PIT/HPET)
Thomas Gleixner736deca2009-08-19 12:35:53 +020086 */
87struct x86_init_timers {
88 void (*setup_percpu_clockev)(void);
Thomas Gleixner845b3942009-08-19 15:37:03 +020089 void (*tsc_pre_init)(void);
90 void (*timer_init)(void);
Thomas Gleixner736deca2009-08-19 12:35:53 +020091};
92
93/**
Thomas Gleixner57844a82009-08-19 14:48:38 +020094 * struct x86_init_ops - functions for platform specific setup
95 *
96 */
97struct x86_init_ops {
Thomas Gleixnerf4848472009-08-20 12:05:01 +020098 struct x86_init_resources resources;
99 struct x86_init_mpparse mpparse;
Thomas Gleixnerd9112f42009-08-20 09:41:38 +0200100 struct x86_init_irqs irqs;
Thomas Gleixner42bbdb42009-08-20 13:04:10 +0200101 struct x86_init_oem oem;
Thomas Gleixner030cb6c2009-08-20 14:30:02 +0200102 struct x86_init_paging paging;
Thomas Gleixner736deca2009-08-19 12:35:53 +0200103 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 */
110struct x86_cpuinit_ops {
111 void (*setup_percpu_clockev)(void);
Thomas Gleixner57844a82009-08-19 14:48:38 +0200112};
113
Thomas Gleixner2d826402009-08-20 17:06:25 +0200114/**
115 * struct x86_platform_ops - platform specific runtime functions
116 * @calibrate_tsc: calibrate TSC
Feng Tang7bd867d2009-09-10 10:48:56 +0800117 * @get_wallclock: get time from HW clock like RTC etc.
118 * @set_wallclock: set time back to HW clock
Thomas Gleixner2d826402009-08-20 17:06:25 +0200119 */
120struct x86_platform_ops {
121 unsigned long (*calibrate_tsc)(void);
Feng Tang7bd867d2009-09-10 10:48:56 +0800122 unsigned long (*get_wallclock)(void);
123 int (*set_wallclock)(unsigned long nowtime);
Thomas Gleixner2d826402009-08-20 17:06:25 +0200124};
125
Thomas Gleixner57844a82009-08-19 14:48:38 +0200126extern struct x86_init_ops x86_init;
Thomas Gleixner736deca2009-08-19 12:35:53 +0200127extern struct x86_cpuinit_ops x86_cpuinit;
Thomas Gleixner2d826402009-08-20 17:06:25 +0200128extern struct x86_platform_ops x86_platform;
Thomas Gleixner57844a82009-08-19 14:48:38 +0200129
130extern void x86_init_noop(void);
Thomas Gleixnerf4848472009-08-20 12:05:01 +0200131extern void x86_init_uint_noop(unsigned int unused);
Thomas Gleixner57844a82009-08-19 14:48:38 +0200132
133#endif