4 内核选项
内核选项这里我们主要说明驱动的选择：
Device Drivers --->
Generic Driver Options --->
(/sbin/hotplug) path to uevent helper
[*] Prevent firmware from being built
-*- Userspace firmware loading support
[*] Include in-kernel firmware blobs in kernel binary
() External firmware blobs to build into the kernel binary
[ ] Driver Core verbose debug messages
[ ] Managed device resources verbose debug messages <=== 管理设备资源的冗长调试信息，我不需要
<*> Connector - unified userspace <-> kernelspace linker --->// 内核空间与用户空间的信道
[*] Report process events to userspace // 报告处理时间给用户空间
< > Memory Technology Device (MTD) support --->
< > Parallel port support --->
-*- Plug and Play support --->
[ ] PNP debugging messages <=== 调试信息，
[ ] Block devices ---> <===比如ramdisk, 磁盘阵列，CD/DVD刻录等，详见内部选项
[ ] Misc devices ---> <=== 没有需要支持的杂项设备
< > ATA/ATAPI/MFM/RLL support --->
SCSI device support --->
< > RAID Transport Class
-*- SCSI device support
[] legacy /proc/scsi/ support <=== SCSI设备
*** SCSI support type (disk, tape, CD-ROM) ***
<*> SCSI disk support // 就算你用SATA，此选项也必选
< > SCSI tape support
< > SCSI OnStream SC-x0 tape support
<> SCSI CDROM support <=== SCSI设备
<> SCSI generic support <=== SCSI设备
< > SCSI media changer support
[ ] Probe all LUNs on each SCSI device
[] Verbose SCSI error reporting (kernel size +=12K) <=== SCSI设备
[ ] SCSI logging facility
[ ] Asynchronous SCSI scanning
SCSI Transports --->
<> Parallel SCSI (SPI) Transport Attributes <=== SCSI设备
< > FiberChannel Transport Attributes
< > iSCSI Transport Attributes
< > SAS Domain Transport Attributes
< > SRP Transport Attributes
[ ] SCSI low-level drivers --->
< > SCSI Device Handlers --->
< > OSD-Initiator library
Serial ATA (prod) and Parallel ATA (experimental) drivers --->
[*] Verbose ATA error reporting
[*] ATA ACPI Support
[ ] SATA Port Multiplier support <=== 我SATA设备，没有使用 多路SATA/SATA Hub 的需求。Port Multiplier是南桥芯片提供的一种支持多块SATA设备，并共享总带宽的技术。
<*> AHCI SATA support
< > Platform AHCI SATA support
< > Inito 162x SATA support
< > Silicon Image 3124/3132 SATA support
[*] ATA SFF support // 选择自己硬件对应的驱动即可
< > ServerWorks Frodo / Apple K2 SATA support
<*> Intel ESB, ICH, PIIX3, PIIX4 PATA/SATA support // Intel ICH，G系列chipset driver
< > Marvell SATA support
< > NVIDIA SATA support
< > Pacific Digital ADMA support
< > Pacific Digital SATA QStor support
< > Promise SATA TX2/TX4 support
< > Silicon Image SATA support
< > SiS 964/965/966/180 SATA support
< > ULi Electronics SATA support
< > VIA SATA support
< > VITESSE VSC-7174 / INTEL 31244 SATA support
< > Initio 162x SATA support
< > ACPI firmware driver for PATA
< > ALi PATA support
< > AMD/NVidia PATA support <=== PATA支持
< > ARTOP 6210/6260 PATA support
< > ATI PATA support
< > CMD64x PATA support
< > CS5510/5520 PATA support
< > CS5530 PATA support
< > CS5536 PATA support
< > EFAR SLC90E66 support
< > Generic ATA support
< > HPT 366/368 PATA support
< > HPT 343/363 PATA support
< > IT8211/2 PATA support
< > JMicron PATA support
< > Compaq Triflex PATA support
< > Marvell PATA support via legacy mode
<> Intel PATA MPIIX support <=== PATA支持
< > Intel PATA old PIIX support <=== PATA支持
< > NETCELL Revolution RAID support
< > Nat Semi NS87410 PATA support
< > Nat Semi NS87415 PATA support
< > Older Promise PATA controller support
< > PC Tech RZ1000 PATA support
< > SC1200 PATA support
< > SERVERWORKS OSB4/CSB5/CSB6/HT1000 PATA support
< > Promise PATA 2027x support
< > CMD / Silicon Image 680 PATA support
< > SiS PATA support
< > VIA PATA support
< > Winbond SL82C105 PATA support
< > Intel SCH PATA support <=== PATA支持
[ ] Multiple devices driver support (RAID and LVM) ---> <===（磁盘阵列）和LVM（逻辑卷管理器，添加，删除逻辑分区）的需求
[ ] Fusion MPT device support --->
IEEE 1394 (FireWire) support --->
< > I2O device support --->
[ ] Macintosh device drivers ---> <=== Mac系统硬件设备驱动，
[*] Network device support --->
< > Dummy net driver support
< > Bonding driver support
< > EQL (serial line load balancing) support
< > Universal TUN/TAP device driver support
< > Virtual ethernet pair device
< > General Instruments Surfboard 1000
< > ARCnet support --->
-*- PHY Device support and infrastructure ---> <=== PHY (物理层控制芯片)
[ ] Ethernet (10 or 100Mbit) ---> <=== 如果你是百 M卡，请自行选择
[*] Ethernet (1000 Mbit) ---> // 选择自己对应的硬件
[ ] Ethernet (10000 Mbit) ---> <=== 如果你是万M卡，请自行选择
<> Token Ring driver support ---> <=== IBM的令牌环网，用以太网的忽略
[ ] Wireless LAN ---> <=== 不用无线网络
*** Enable WiMAX (Networking options) to see the WiMAX drivers ***
USB Network Adapters --->
[ ] Wan interfaces support --->
<> FDDI driver support <=== 光纤卡驱动，相信没几个人能用上这玩意
< > PPP (point-to-point protocol) support
< > SLIP (serial line) support
[ ] Fibre Channel driver support
[ ] Network console logging support
[ ] VMware VMXNET3 ethernet driver
[ ] ISDN support --->
< > Telephony support --->
Input device support --->
-*- Generic input layer (needed for keyboard, mouse, ...)
-*- Support for memoryless force-feedback devices
<> Polled input device skeleton <=== 一种周期性轮询硬件状态的驱动，去掉后没什么副作用
*** Userland interfaces ***
-*- Mouse interface
[ ] Provide legacy /dev/psaux device
(1024) Horizontal screen resolution
(768) Vertical screen resolution
< > Joystick interface
<*> Event interface // 将输入设备的事件存储到/dev/input/eventX供应用程序读取
< > Event debugging
*** Input Device Drivers ***
-*- Keyboards --->
[*] Mice --->
[] Joysticks/Gamepads ---> <=== 游戏设备
[] Tablets ---> <=== 平板PC
[] Touchscreens ---> <=== 触摸屏
[] Miscellaneous devices ---> <=== 杂七杂八的驱动，扬声器，笔记本扩展按键等
Hardware I/O ports --->
Character devices --->
-*- Virtual terminal
[*] Support for binding and unbinding console drivers // 在某些系统上可以使用多个控制台驱动程序(如framebuffer控制台驱动程序),该选项使得你可以选择其中之一 ，我一般只用默认的虚拟终端
[] /dev/kmem virtual device support <=== 支持/dev/kmem设备，很少用
[] Non-standard serial port support <===非标准的串口设备
Serial drivers --->
< > 8250/16550 and compatible serial support <=== 兼容一些老式的串口设备，一般不用
*** Non-8250 serial port support ***
< > Digi International NEO PCI Support
-*- Unix98 PTY support
[ ] Support multiple instances of devpts
[ ] Legacy (BSD) PTY support
< > IPMI top-level message handler --->
<*> Hardware Random Number Generator Core support
< > Timer IOMEM HW Random Number Generator support
<*> Intel HW Random Number Generator support
<> AMD HW Random Number Generator support <=== AMD主板
< > AMD Geode HW Random Number Generator support <===AMD主板
<> VIA HW Random Number Generator support <=== VIA主板
<> /dev/nvram support <=== 直接存取CMOS，太危险，关
< > Siemens R3964 line discipline
< > Applicom intelligent fieldbus card support
< > ACP Modem (Mwave) support
< > NatSemi PC8736x GPIO Support
< > NatSemi Base GPIO Support
< > AMD CS5535/CS5536 GPIO (Geode Companion Device)
< > RAW driver (/dev/raw/rawN)
[*] HPET - High Precision Event Timer
[ ] Allow mmap of HPET
< > Hangcheck timer
-*- I2C support ---> // 感知硬件状态，比如温度，风扇转速
[ ] SPI support --->
PPS support --->
[ ] GPIO Support --->
< > Dallas's 1-wire support --->
-*- Power supply class support --->
<*> Hardware Monitoring support --->
-*- Generic Thermal sysfs driver --->
[] Watchdog Timer Support ---> <=== 系统监视程序
Sonics Silicon Backplane --->
[*] Multifunction device drivers --->
[ ] Voltage and Current Regulator Support --->
< > Multimedia support --->
Graphics support --->
< > /dev/agpgart (AGP Support) ---> < --- virtualbox不支持虚拟独立显卡
-*- VGA arbitration
(16) Maximium number of GPU
[ ] Latop Hybird Graphics – GPU switch support
<*> Direct Rendering Manager (XFree86 4.1.0 and higher DRI support) --->
<> Lowlevel video output switch controls
<> Support for frame buffer devices --->
[ ] Backlight & LCD device support ---> < --- 支持背光设置，比如pda等
Display device support --->
Console display driver support --->
[ ] Enable Scrollback Buffer in System RAM
<> Sound card support ---> <===声卡
[] HID Devices ---> <===人力工程学设备
[] USB support ---> <=== 这个选项，对于跑物理机建议开启，因为有可能你的键盘是USB的，
< > MMC/SD/SDIO card support --->
< > Sony MemoryStick card support (EXPERIMENTAL) --->
[] LED Support ---> <=== 发光二级管，应该是跟显示器相关的驱动，
[ ] Accessibility support --->
< > InfiniBand support --->
[*] EDAC (Error Detection And Correction) reporting ---> // 硬件故障repoting
<*> Real Time Clock --->
[*] DMA Engine support --->
[ ] Auxiliary Display support --->
< > Userspace I/O drivers --->
TI VLYNQ --->
[ ] Staging drivers --->
[] X86 Platform Specific Device Drivers ---> <=== 一些笔记本的驱动，
如果你想了解更多的内核选项，可以参考kernel-options文件。
