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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 |