Function report |
Source Code:arch\x86\kernel\setup.c |
Create Date:2022-07-28 07:40:10 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:setup_arch - architecture-specific boot-time initializations* Note: On x86_64, fixmaps are ready for use even before this is called.
Proto:void __init setup_arch(char **cmdline_p)
Type:void
Parameter:
Type | Parameter | Name |
---|---|---|
char ** | cmdline_p |
865 | memblock_reserve(0, PAGE_SIZE) |
867 | early_reserve_initrd() |
876 | memcpy( & common cpu data for all cpus , & cpu data as detected by the assembly code in head_32.S , size of cpu data as detected by the assembly code in head_32.S ) |
886 | load_cr3(swapper_pg_dir) |
896 | lush everything |
906 | olpc_ofw_detect() |
909 | early_cpu_init() |
910 | arch_init_ideal_nops() |
911 | jump_label_init() |
912 | early_ioremap_init() |
914 | setup_olpc_ofw_pgd() |
916 | ROOT_DEV = old_decode_dev(root_dev) |
917 | screen_info = 0x000 |
923 | saved_video_mode = vid_mode |
925 | If Boot loader ID and version as integers, for the benefit of proc_dointvec >> 4 == 0xe Then |
929 | Boot loader ID and version as integers, for the benefit of proc_dointvec = Boot loader ID and version as integers, for the benefit of proc_dointvec & 0xf |
948 | arch_setup() |
950 | end = (1ULL << x86_phys_bits) - 1 |
951 | e820__memory_setup() |
952 | parse_setup_data() |
954 | copy_edd() |
956 | If Not root_flags Then root_mountflags &= ~Mount read-only |
963 | mpx_mm_init( & init_mm) |
988 | cmdline_p = command_line |
997 | x86_configure_nx() |
1001 | If efi_enabled(Were we booted from EFI? ) Then efi_memblock_x86_reserve_range() |
1027 | x86_report_nx() |
1032 | If acpi_mps_check() Then |
1036 | setup_clear_cpu_cap(Onboard APIC ) |
1039 | e820__reserve_setup_data() |
1040 | e820__finish_early_params() |
1042 | If efi_enabled(Were we booted from EFI? ) Then efi_init() |
1045 | dmi_setup() |
1051 | init_hypervisor_platform() |
1053 | tsc_early_init() |
1054 | probe_roms() |
1057 | insert_resource( & iomem_resource, & code_resource) |
1058 | insert_resource( & iomem_resource, & Machine setup..) |
1059 | insert_resource( & iomem_resource, & data_resource) |
1060 | insert_resource( & iomem_resource, & bss_resource) |
1063 | trim_bios_range() |
1065 | If ppro_with_ram_bug() Then |
1066 | e820__range_update(0x70000000ULL, 0x40000ULL, E820_TYPE_RAM, E820_TYPE_RESERVED) |
1068 | e820__update_table(e820_table) |
1069 | printk(formational "fixed physical RAM map:\n") |
1070 | e820__print_table("bad_ppro") |
1083 | mtrr_bp_init() |
1084 | If mtrr_trim_uncached_memory(duplicated to the one in bootmem.h ) Then duplicated to the one in bootmem.h = e820__end_of_ram_pfn() |
1094 | init_cache_modes() |
1100 | kernel_randomize_memory() |
1104 | find_low_pfn_range() |
1121 | find_smp_config() |
1123 | reserve_ibft_region() |
1125 | early_alloc_pgt_buf() |
1132 | reserve_brk() |
1134 | cleanup_highmap() |
1137 | e820__memblock_setup() |
1139 | reserve_bios_regions() |
1141 | efi_fake_memmap() |
1142 | efi_find_mirror() |
1143 | efi_esrt_init() |
1149 | efi_reserve_boot_services() |
1159 | printk(debug-level messages "initial memory mapped: [mem 0x00000000-%#010lx]\n", (max_pfn_mapped << PAGE_SHIFT determines the page size ) - 1) |
1163 | reserve_real_mode() |
1166 | trim_low_memory_range() |
1168 | init_mem_mapping() |
1181 | mmu_cr4_features = __read_cr4() & ~X86_CR4_PCIDE |
1194 | setup_log_buf(1) |
1196 | If efi_enabled(Were we booted from EFI? ) Then |
1198 | Case 0x1ec == efi_secureboot_mode_disabled |
1199 | pr_info("Secure boot disabled\n") |
1200 | Break |
1201 | Case 0x1ec == efi_secureboot_mode_enabled |
1202 | pr_info("Secure boot enabled\n") |
1203 | Break |
1204 | Default |
1205 | pr_info("Secure boot could not be determined\n") |
1206 | Break |
1210 | reserve_initrd() |
1212 | acpi_table_upgrade() |
1216 | io_delay_init() |
1218 | early_platform_quirks() |
1225 | early_acpi_boot_init() |
1227 | initmem_init() |
1234 | reserve_crashkernel() |
1236 | memblock_find_dma_reserve() |
1238 | If Not early_xdbc_setup_hardware() Then early_xdbc_register_console() |
1241 | pagetable_init() |
1243 | kasan_init() |
1251 | sync_initial_page_table() |
1253 | tboot_probe() |
1255 | map_vsyscall() |
1257 | generic_apic_probe() |
1259 | early_quirks() |
1264 | acpi_boot_init() |
1265 | sfi_init() |
1266 | x86_dtb_init() |
1271 | get_smp_config() |
1279 | prefill_possible_map() |
1281 | init_cpu_to_node() |
1283 | io_apic_init_mappings() |
1285 | guest_late_init() |
1287 | e820__reserve_resources() |
1290 | reserve_resources() |
1292 | e820__setup_pci_gap() |
1302 | banner() |
1304 | wallclock_init() |
1306 | mcheck_init() |
1315 | unwind_init() |
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