linux-kernel-features.txt

ACPI    ACPI support is enabled.
AGP     AGP (Accelerated Graphics Port) is enabled.
ALSA    ALSA sound support is enabled.
APIC    APIC support is enabled.
APM     Advanced Power Management support is enabled.
ARM     ARM architecture is enabled.
AX25    Appropriate AX.25 support is enabled.
BLACKFIN Blackfin architecture is enabled.
CLK     Common clock infrastructure is enabled.
CMA     Contiguous Memory Area support is enabled.
DRM     Direct Rendering Management support is enabled.
DYNAMIC_DEBUG Build in debug messages and enable them at runtime
EDD     BIOS Enhanced Disk Drive Services (EDD) is enabled
EFI     EFI Partitioning (GPT) is enabled
EIDE    EIDE/ATAPI support is enabled.
EVM     Extended Verification Module
FB      The frame buffer device is enabled.
FTRACE  Function tracing enabled.
GCOV    GCOV profiling is enabled.
HW      Appropriate hardware is enabled.
IA-64   IA-64 architecture is enabled.
IMA     Integrity measurement architecture is enabled.
IOSCHED More than one I/O scheduler is enabled.
IP_PNP  IP DHCP, BOOTP, or RARP is enabled.
IPV6    IPv6 support is enabled.
ISAPNP  ISA PnP code is enabled.
ISDN    Appropriate ISDN support is enabled.
JOY     Appropriate joystick support is enabled.
KGDB    Kernel debugger support is enabled.
KVM     Kernel Virtual Machine support is enabled.
LIBATA  Libata driver is enabled
LP      Printer support is enabled.
LOOP    Loopback device support is enabled.
M68k    M68k architecture is enabled.  These options have more detailed description inside of Documentation/m68k/kernel-options.txt.
MDA     MDA console support is enabled.
MIPS    MIPS architecture is enabled.
MOUSE   Appropriate mouse support is enabled.
MSI     Message Signaled Interrupts (PCI).
MTD     MTD (Memory Technology Device) support is enabled.
NET     Appropriate network support is enabled.
NUMA    NUMA support is enabled.
NFS     Appropriate NFS support is enabled.
OSS     OSS sound support is enabled.
PV_OPS  A paravirtualized kernel is enabled.
PARIDE  The ParIDE (parallel port IDE) subsystem is enabled.
PARISC  The PA-RISC architecture is enabled.
PCI     PCI bus support is enabled.
PCIE    PCI Express support is enabled.
PCMCIA  The PCMCIA subsystem is enabled.
PNP     Plug & Play support is enabled.
PPC     PowerPC architecture is enabled.
PPT     Parallel port support is enabled.
PS2     Appropriate PS/2 support is enabled.
RAM     RAM disk support is enabled.
S390    S390 architecture is enabled.
SCSI    Appropriate SCSI support is enabled.  A lot of drivers have their options described inside the Documentation/scsi/ sub-directory.
SECURITY Different security models are enabled.
SELINUX SELinux support is enabled.
APPARMOR AppArmor support is enabled.
SERIAL  Serial support is enabled.
SH      SuperH architecture is enabled.
SMP     The kernel is an SMP kernel.
SPARC   Sparc architecture is enabled.
SWSUSP  Software suspend (hibernation) is enabled.
SUSPEND System suspend states are enabled.
TPM     TPM drivers are enabled.
TS      Appropriate touchscreen support is enabled.
UMS     USB Mass Storage support is enabled.
USB     USB support is enabled.
USBHID  USB Human Interface Device support is enabled.
V4L     Video For Linux support is enabled.
VMMIO   Driver for memory mapped virtio devices is enabled.
VGA     The VGA console has been enabled.
VT      Virtual terminal support is enabled.
WDT     Watchdog support is enabled.
XT      IBM PC/XT MFM hard disk support is enabled.
X86-32  X86-32, aka i386 architecture is enabled.
X86-64  X86-64 architecture is enabled.  More X86-64 boot options can be found in Documentation/x86/x86_64/boot-options.txt .
X86     Either 32-bit or 64-bit x86 (same as X86-32+X86-64)
X86_UV  SGI UV support is enabled.
XEN     Xen support is enabled