Lines Matching full:early
12 acpi= [HW,ACPI,X86,ARM64,RISCV64,EARLY]
37 acpi_apic_instance= [ACPI,IOAPIC,EARLY]
52 acpi_force_32bit_fadt_addr [ACPI,EARLY]
108 acpi_force_table_verification [HW,ACPI,EARLY]
109 Enable table checksum verification during early stage.
110 By default, this is disabled due to x86 early mapping
148 acpi_no_static_ssdt [HW,ACPI,EARLY]
149 Disable installation of static SSDTs at early boot time
162 acpi_rsdp= [ACPI,EFI,KEXEC,EARLY]
239 acpi_sci= [HW,ACPI,EARLY] ACPI System Control Interrupt trigger mode
242 acpi_skip_timer_override [HW,ACPI,EARLY]
277 acpi_use_timer_override [HW,ACPI,EARLY]
281 add_efi_memmap [EFI,X86,EARLY] Include EFI memory map in
318 allow_mismatched_32bit_el0 [ARM64,EARLY]
367 amd_pstate= [X86,EARLY]
414 apic= [APIC,X86,EARLY] Advanced Programmable Interrupt Controller
424 apic_extnmi= [APIC,X86,EARLY] External NMI delivery setting
553 bgrt_disable [ACPI,X86,EARLY]
560 boot_delay= [KNL,EARLY]
568 bootconfig [KNL,EARLY]
603 cca= [MIPS,EARLY] Override the kernel pages' cache coherency
718 [ARM,ARM64,EARLY]
742 [KNL,CMA,EARLY]
751 [KNL,CMA,EARLY]
762 [KNL,CMA,EARLY]
779 coherent_pool=nn[KMG] [ARM,KNL,EARLY]
797 con3215_drop= [S390,EARLY] 3215 console drop mode.
842 the console may be desired for console output early on.
849 Start an early, polled-mode console on the 8250/16550
922 [X86,EARLY] Delay for N microsec between assert and de-assert
946 [KNL,EARLY] Using kexec, Linux can switch to a 'crash kernel'
1017 debug [KNL,EARLY] Enable kernel debugging (events log level).
1020 [KNL,EARLY] Enable printing [hashed] pointers early in the
1037 debug_objects [KNL,EARLY] Enable object debugging
1040 [KNL,EARLY] When CONFIG_DEBUG_PAGEALLOC is set, this
1059 [KNL,EARLY] When CONFIG_DEBUG_PAGEALLOC is set, this parameter
1067 debugfs= [KNL,EARLY] This parameter enables what is exposed to
1147 disable_1tb_segments [PPC,EARLY]
1156 disable_radix [PPC,EARLY]
1163 disable_ddw [PPC/PSERIES,EARLY]
1170 disable_mtrr_cleanup [X86,EARLY]
1175 disable_mtrr_trim [X86, Intel and AMD only,EARLY]
1181 disable_timer_pin_1 [X86,EARLY]
1245 dt_cpu_ftrs= [PPC,EARLY]
1265 early_ioremap_debug [KNL,EARLY]
1267 is useful for tracking down temporary early mappings
1270 earlycon= [KNL,EARLY] Output early console device and options.
1272 When used with no options, the early console is
1278 Start an early, polled-mode console on a Cadence
1289 Start an early, polled-mode console on the 8250/16550
1302 Start an early, polled-mode console on a pl011 serial
1310 Start an early console on a litex serial port at the
1315 Start an early, polled-mode console on a meson serial
1321 Start an early, polled-mode console on an msm serial
1327 Start an early, polled-mode console on an msm serial
1333 Start an early, polled-mode console on a serial port
1339 Start an early, polled-mode console on a serial port
1345 Use RISC-V SBI (Supervisor Binary Interface) for early
1348 smh Use ARM semihosting calls for early console.
1356 Use early console provided by serial driver available
1363 Start an early, polled-mode console on a lantiq serial
1370 Use early console provided by Freescale LP UART driver
1377 Start an early, polled-mode, output-only console on the
1382 Start an early, polled-mode console on the
1388 Start an early, polled-mode console on a Qualcomm
1394 Start an early, unaccelerated console on the EFI
1401 Use early console provided by Freescale LINFlexD UART
1406 earlyprintk= [X86,SH,ARM,M68k,S390,UM,EARLY]
1464 efi= [EFI,EARLY]
1485 efi_no_storage_paranoia [EFI,X86,EARLY]
1501 ekgdboc= [X86,KGDB,EARLY] Allow early kernel console debugging
1509 very early in the boot process. For early debugging
1516 elfcorehdr=[size[KMG]@]offset[KMG] [PPC,SH,X86,S390,EARLY]
1522 enable_mtrr_cleanup [X86,EARLY]
1555 early_page_ext [KNL,EARLY] Enforces page_ext initialization to earlier
1556 stages so cover more early boot allocations.
1595 as early as possible in order to facilitate early
1670 fw_devlink= [KNL,EARLY] Create device links between consumer and supplier
1689 [KNL,EARLY] Treat all inferred dependencies as mandatory
1694 [KNL,EARLY] When all devices that could probe have finished
1715 gart_fix_e820= [X86-64,EARLY] disable the fix e820 for K8 GART
1720 [X86,INTEL,EARLY] Control the Gather Data Sampling (GDS)
1829 highmem=nn[KMG] [KNL,BOOT,EARLY] forces the highmem zone to have an exact
1840 hostname= [KNL,EARLY] Set the hostname (aka UTS nodename).
1842 This allows setting the system's hostname during early
1885 hugetlb_cma= [HW,CMA,EARLY] The size of a CMA area used for allocation
1931 hv_nopvspin [X86,HYPER_V,EARLY]
2021 idle= [X86,EARLY]
2088 ignore_loglevel [KNL,EARLY]
2206 initrd= [BOOT,EARLY] Specify the location of the initial ramdisk
2208 initrdmem= [KNL,EARLY] Specify a physical address and size from which to
2215 init_on_alloc= [MM,EARLY] Fill newly allocated pages and heap objects with
2220 init_on_free= [MM,EARLY] Fill freed pages and heap objects with zeroes.
2276 intel_pstate= [X86,EARLY]
2320 intremap= [X86-64,Intel-IOMMU,EARLY]
2334 iommu= [X86,EARLY]
2402 iommu.forcedac= [ARM64,X86,EARLY] Control IOVA allocation for PCI devices.
2410 iommu.strict= [ARM64,X86,S390,EARLY] Configure TLB invalidation behaviour
2426 [ARM64,X86,EARLY] Configure DMA to bypass the IOMMU by default.
2436 io_delay= [X86,EARLY] I/O delay method
2449 ipcmni_extend [KNL,EARLY] Extend the maximum number of unique System V
2468 [ARM,ARM64,EARLY]
2475 [ARM,ARM64,EARLY]
2482 irqchip.gicv3_pseudo_nmi= [ARM64,EARLY]
2629 keep_bootcon [KNL,EARLY]
2637 kernelcore= [KNL,X86,PPC,EARLY]
2662 kgdbdbgp= [KGDB,HW,EARLY] kgdb over EHCI usb debug port.
2683 kgdboc_earlycon= [KGDB,HW,EARLY]
2691 The name of the early console should be specified
2693 the early console might be different than the tty
2698 kgdbwait [KGDB,EARLY] Stop kernel execution and enter the
2705 kmemleak= [KNL,EARLY] Boot-time kmemleak enable/disable
2724 kpti= [ARM64,EARLY] Control page table isolation of
2819 [KVM,ARM,EARLY] Select one of KVM/arm64's modes of
2844 [KVM,ARM,EARLY] Trap guest accesses to GICv3 group-0
2848 [KVM,ARM,EARLY] Trap guest accesses to GICv3 group-1
2852 [KVM,ARM,EARLY] Trap guest accesses to GICv3 common
2856 [KVM,ARM,EARLY] Allow use of GICv4 for direct
2877 kvm_cma_resv_ratio=n [PPC,EARLY]
2930 l1d_flush= [X86,INTEL,EARLY]
2947 l1tf= [X86,EARLY] Control mitigation of the L1TF vulnerability on
3016 lapic [X86-32,APIC,EARLY] Enable the local APIC even if BIOS
3024 lapic_timer_c2_ok [X86,APIC,EARLY] trust the local apic timer
3150 lockdown= [SECURITY,EARLY]
3257 loglevel= [KNL,EARLY]
3272 log_buf_len=n[KMG] [KNL,EARLY]
3328 maxcpus= [SMP,EARLY] Maximum number of processors that an SMP kernel
3423 mds= [X86,INTEL,EARLY]
3455 mem=nn[KMG] [HEXAGON,EARLY] Set the memory size.
3458 mem=nn[KMG] [KNL,BOOT,EARLY] Force usage of a specific amount
3484 [ARM,MIPS,EARLY] - override the memory layout
3494 memblock=debug [KNL,EARLY] Enable memblock debug messages.
3508 memmap=exactmap [KNL,X86,EARLY] Enable setting of an exact
3515 [KNL, X86,MIPS,XTENSA,EARLY] Force usage of a specific region of memory.
3525 [KNL,ACPI,EARLY] Mark specific memory as ACPI data.
3529 [KNL,ACPI,EARLY] Mark specific memory as reserved.
3539 memmap=nn[KMG]!ss[KMG,EARLY]
3546 [KNL,ACPI,EARLY] Convert memory within the specified region
3554 memory_corruption_check=0/1 [X86,EARLY]
3566 memory_corruption_check_size=size [X86,EARLY]
3572 memory_corruption_check_period=seconds [X86,EARLY]
3596 memtest= [KNL,X86,ARM,M68K,PPC,RISCV,EARLY] Enable memtest
3655 [X86,PPC,S390,ARM64,EARLY] Control optional mitigations for
3714 [KNL,EARLY] When CONFIG_DEBUG_MEMORY_INIT is set, this
3722 [X86,INTEL,EARLY] Control mitigation for the Processor
3797 movablecore= [KNL,X86,PPC,EARLY]
3808 movable_node [KNL,EARLY] Boot-time switch to make hotplugable memory
3827 mtrr=debug [X86,EARLY]
3831 mtrr_chunk_size=nn[KMG,X86,EARLY]
3835 mtrr_gran_size=nn[KMG,X86,EARLY]
3841 mtrr_spare_reg_nr=n [X86,EARLY]
4029 no4lvl [RISCV,EARLY] Disable 4-level and 5-level paging modes.
4032 no5lvl [X86-64,RISCV,EARLY] Disable 5-level paging mode. Forces
4037 noapic [SMP,APIC,EARLY] Tells the kernel to not make use of any
4044 nocache [ARM,EARLY]
4062 [KNL,EARLY] Disable object debugging
4066 noefi [EFI,EARLY] Disable EFI runtime services support.
4068 no_entry_flush [PPC,EARLY] Don't flush the L1-D cache when entering the kernel.
4092 [KNL,EARLY]
4119 nohugeiomap [KNL,X86,PPC,ARM64,EARLY] Disable kernel huge I/O mappings.
4121 nohugevmalloc [KNL,X86,PPC,ARM64,EARLY] Disable kernel huge vmalloc mappings.
4143 nointremap [X86-64,Intel-IOMMU,EARLY] Do not enable interrupt
4147 noinvpcid [X86,EARLY] Disable the INVPCID cpu feature.
4156 nokaslr [KNL,EARLY]
4161 no-kvmapf [X86,KVM,EARLY] Disable paravirtualized asynchronous page
4164 no-kvmclock [X86,KVM,EARLY] Disable paravirtualized KVM clock driver
4166 nolapic [X86-32,APIC,EARLY] Do not enable or use the local APIC.
4168 nolapic_timer [X86-32,APIC,EARLY] Do not use the local APIC timer.
4191 nopat [X86,EARLY] Disable PAT (page attribute table extension of
4194 nopcid [X86-64,EARLY] Disable the PCID cpu feature.
4199 nopti [X86-64,EARLY]
4202 nopv= [X86,XEN,KVM,HYPER_V,VMWARE,EARLY]
4207 nopvspin [X86,XEN,KVM,EARLY]
4225 nosgx [X86-64,SGX,EARLY] Disables Intel SGX kernel support.
4227 nosmap [PPC,EARLY]
4231 nosmep [PPC64s,EARLY]
4235 nosmp [SMP,EARLY] Tells an SMP kernel to act as a UP kernel,
4238 nosmt [KNL,MIPS,PPC,S390,EARLY] Disable symmetric multithreading (SMT).
4248 [HW,EARLY] Disable all mitigations for the Speculative
4251 nospectre_bhb [ARM64,EARLY] Disable all mitigations for Spectre-BHB (branch
4255 nospectre_v1 [X86,PPC,EARLY] Disable mitigations for Spectre Variant 1
4259 nospectre_v2 [X86,PPC_E500,ARM64,EARLY] Disable all mitigations
4264 no-steal-acc [X86,PV_OPS,ARM64,PPC/PSERIES,RISCV,LOONGARCH,EARLY]
4276 [PPC,EARLY] Don't flush the L1-D cache after accessing user data.
4290 [X86,PV_OPS,EARLY] Disable paravirtualized VMware
4296 nowb [ARM,EARLY]
4298 nox2apic [X86-64,APIC,EARLY] Do not enable x2APIC mode.
4323 nr_cpus= [SMP,EARLY] Maximum number of processors that an SMP kernel
4334 numa=off [KNL, ARM64, PPC, RISCV, SPARC, X86, EARLY]
4339 [KNL, ARM64, RISCV, X86, EARLY]
4344 [KNL, ARM64, RISCV, X86, EARLY]
4349 [KNL, ARM64, RISCV, X86, EARLY]
4367 ohci1394_dma=early [HW,EARLY] enable debugging via the ohci1394 driver.
4393 oops=panic [KNL,EARLY]
4408 page_owner= [KNL,EARLY] Boot-time page_owner enabling option.
4414 page_poison= [KNL,EARLY] Boot-time parameter changing the state of
4432 panic_on_taint= [KNL,EARLY]
4590 pci=option[,option...] [PCI,EARLY] various PCI subsystem options.
4719 noearly [X86] Don't do any early type 1 scanning.
4896 percpu_alloc= [MM,EARLY]
4976 ppc_tm= [PPC,EARLY]
5103 quiet [KNL,EARLY] Disable most log messages
5120 [KNL,EARLY] Disable trusting the use of the CPU's
5125 [KNL,EARLY] Disable trusting the use of the a seed
5130 [KNL,EARLY] Enable or disable kernel stack offset
5202 out at early boot. This is used for diagnostic
5792 during early boot, that is, during the time
5934 Run the RCU early boot self tests
5939 used for early userspace startup. See initrd.
5941 rdrand= [X86,EARLY]
6108 reservetop= [X86-32,EARLY]
6190 riscv_isa_fallback [RISCV,EARLY]
6199 rodata= [KNL,EARLY]
6206 [EARLY]
6215 block/early-lookup.c for details.
6267 sched_verbose [KNL,EARLY] Enables verbose scheduler debug messages.
6387 skew_tick= [KNL,EARLY] Offset the periodic timer tick per cpu to mitigate
6527 smt= [KNL,MIPS,S390,EARLY] Set the maximum number of threads
6567 spectre_v2= [X86,EARLY] Control mitigation of Spectre variant 2
6647 [X86,EARLY] Control RAS overflow mitigation on AMD Zen CPUs
6658 [HW,EARLY] Control Speculative Store Bypass (SSB) Disable mitigation
6749 srbds= [X86,INTEL,EARLY]
6836 ssbd= [ARM64,HW,EARLY]
6860 stack_depot_disable= [KNL,EARLY]
6899 stress_hpt [PPC,EARLY]
6904 stress_slb [PPC,EARLY]
6964 swiotlb= [ARM,PPC,MIPS,X86,S390,EARLY]
6974 switches= [HW,M68k,EARLY]
7042 threadirqs [KNL,EARLY]
7056 topology= [S390,EARLY]
7110 tracing ring buffer. This is useful for early boot up
7166 to facilitate early boot debugging. The event-list is a
7179 [FTRACE] Create a ring buffer instance early in boot up.
7384 tsc_early_khz= [X86,EARLY] Skip early TSC calibration and use the given
7385 value instead. Useful when the early TSC frequency discovery
7419 tsx_async_abort= [X86,INTEL,EARLY] Control mitigation for the TSX Async
7466 udbg-immortal [PPC] When debugging early kernel crashes that
7485 unwind_debug [X86-64,EARLY]
7678 [X86,EARLY] Flags controlling user PTE allocations.
7704 video= [FB,EARLY] Frame buffer configuration
7752 vmalloc=nn[KMG] [KNL,BOOT,EARLY] Forces the vmalloc area to have an
7761 vmcp_cma=nn[MG] [KNL,S390,EARLY]
7774 vsyscall= [X86-64,EARLY]
7938 writecombine= [LOONGARCH,EARLY] Control the MAT (Memory Access
7944 x2apic_phys [X86-64,APIC,EARLY] Use x2apic physical mode instead of
7955 xen_emul_unplug= [HW,X86,XEN,EARLY]
7967 xen_legacy_crash [X86,XEN,EARLY]
7971 xen_mc_debug [X86,XEN,EARLY]
7977 xen_msr_safe= [X86,XEN,EARLY]
7990 [KNL,X86,XEN,EARLY] Disable the vector callback for Xen
7999 xen_timer_slop= [X86-64,XEN,EARLY]
8052 xmon [PPC,EARLY]
8053 Format: { early | on | rw | ro | off }
8055 Passing only "xmon" is equivalent to "xmon=early".
8056 early Call xmon as early as possible on boot; xmon