The Linux Kernel
5.19.0
The Linux kernel user’s and administrator’s guide
Kernel Build System
The Linux kernel firmware guide
Open Firmware and Devicetree
The Linux kernel user-space API guide
Working with the kernel development community
Development tools for the kernel
How to write kernel documentation
Kernel Hacking Guides
Linux Tracing Technologies
Kernel Maintainer Handbook
fault-injection
Kernel Livepatching
The Linux driver implementer’s API guide
Core API Documentation
locking
Accounting
Block
cdrom
Linux CPUFreq - CPU frequency and voltage scaling code in the Linux(TM) kernel
Frame Buffer
fpga
Human Interface Devices (HID)
I2C/SMBus Subsystem
Industrial I/O
ISDN
InfiniBand
LEDs
NetLabel
Networking
pcmcia
Power Management
TCM Virtual Device
timers
Serial Peripheral Interface (SPI)
1-Wire Subsystem
Linux Watchdog Support
Linux Virtualization Support
The Linux Input Documentation
Linux Hardware Monitoring
Linux GPU Driver Developer’s Guide
Security Documentation
Linux Sound Subsystem Documentation
Linux Kernel Crypto API
Filesystems in the Linux kernel
Linux Memory Management Documentation
BPF Documentation
USB support
Linux PCI Bus Subsystem
Linux SCSI Subsystem
Assorted Miscellaneous Devices Documentation
Linux Scheduler
MHI
Linux PECI Subsystem
Assembler Annotations
CPU Architectures
ARC architecture
ARM Architecture
ARM64 Architecture
IA-64 Architecture
LoongArch Architecture
m68k Architecture
MIPS-specific Documentation
Nios II Specific Documentation
OpenRISC Architecture
PA-RISC Architecture
powerpc
RISC-V architecture
s390 Architecture
SuperH Interfaces Guide
Sparc Architecture
x86-specific Documentation
1. The Linux/x86 Boot Protocol
2. DeviceTree Booting
3. x86 Feature Flags
4. x86 Topology
5. Kernel level exception handling
6. Kernel Stacks
7. Kernel Entries
8. Early Printk
9. ORC unwinder
10. Zero Page
11. The TLB
12. MTRR (Memory Type Range Register) control
13. PAT (Page Attribute Table)
14. Hardware-Feedback Interface for scheduling on Intel Hardware
15. x86 IOMMU Support
16. Intel(R) TXT Overview
17. AMD Memory Encryption
18. AMD HSMP interface
19. Intel Trust Domain Extensions (TDX)
20. Page Table Isolation (PTI)
21. Microarchitectural Data Sampling (MDS) mitigation
22. The Linux Microcode Loader
23. User Interface for Resource Control feature
24. TSX Async Abort (TAA) mitigation
25. Bus lock detection and handling
26. USB Legacy support
27. i386 Support
27.1. IO-APIC
28. x86_64 Support
29. In-Field Scan
30. Shared Virtual Addressing (SVA) with ENQCMD
31. Software Guard eXtensions (SGX)
32. Feature status on x86 architecture
33. x86-specific ELF Auxiliary Vectors
34. Using XSTATE features in user space applications
Xtensa Architecture
Kernel tools
Unsorted Documentation
Atomic Types
Atomic bitops
Memory Barriers
Translations
The Linux Kernel
»
CPU Architectures
»
x86-specific Documentation
»
27.
i386 Support
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27.
i386 Support
¶
27.1. IO-APIC