ubuntu 启动过程注解

 [    0.000000] Initializing cgroup subsys cpuset
[    0.000000] Initializing cgroup subsys cpu
# 初始化cgroup
[    0.000000] Linux version 2.6.32-21-generic (buildd@rothera) (gcc version 4.4.3 (Ubuntu 4.4.3-4ubuntu5) ) #32-Ubuntu SMP Fri Apr 16 08:10:02 UTC 2010 (Ubuntu 2.6.32-21.32-generic 2.6.32.11+drm33.2)
# Linux 内核版本：2.6.32-21
# Gcc 版本，C编译器版本：4.4.3
# 当前发行版的发布日期：Fri Apr 16 08:10:02 UTC 2010
[    0.000000] KERNEL supported cpus:
[    0.000000]   Intel GenuineIntel
[    0.000000]   AMD AuthenticAMD
[    0.000000]   NSC Geode by NSC
[    0.000000]   Cyrix CyrixInstead
[    0.000000]   Centaur CentaurHauls
[    0.000000]   Transmeta GenuineTMx86
[    0.000000]   Transmeta TransmetaCPU
[    0.000000]   UMC UMC UMC UMC
# 内核支持的cpu种类
[    0.000000]   BIOS-provided physical RAM map:
[    0.000000]  BIOS-e820: 0000000000000000 - 000000000009fc00 (usable)    # 可用的
[    0.000000]  BIOS-e820: 000000000009fc00 - 00000000000a0000 (reserved)  # 保留的
[    0.000000]  BIOS-e820: 00000000000e0000 - 0000000000100000 (reserved)
[    0.000000]  BIOS-e820: 0000000000100000 - 000000007dda0000 (usable)
[    0.000000]  BIOS-e820: 000000007dda0000 - 000000007ddae000 (ACPI data) #ACPI数据
[    0.000000]  BIOS-e820: 000000007ddae000 - 000000007ddf0000 (ACPI NVS)  #ACPI NVS
[    0.000000]  BIOS-e820: 000000007ddf0000 - 0000000080000000 (reserved)
[    0.000000]  BIOS-e820: 00000000fee00000 - 00000000fee01000 (reserved)
[    0.000000]  BIOS-e820: 00000000fff00000 - 0000000100000000 (reserved)
# 使用e820技术显示的物理内存地址列表
[    0.000000]  DMI present.
[    0.000000]  last_pfn = 0x7dda0 max_arch_pfn = 0x100000
# 上次的物理页面号为：0x40800，最大物理页面数0x100000
[    0.000000] MTRR default type: uncachable
# MTRR 默认类型：不能高速缓存类型
[    0.000000] MTRR fixed ranges enabled:
[    0.000000]   00000-9FFFF write-back     # 写回
[    0.000000]   A0000-BFFFF uncachable     # 不能高速缓存
[    0.000000]   C0000-CFFFF write-protect  # 写保护
[    0.000000]   D0000-DFFFF uncachable
[    0.000000]   E0000-EFFFF write-through
[    0.000000]   F0000-FFFFF write-protect
# MTRR 可用固定范围及类型
[    0.000000]   MTRR variable ranges enabled:
[    0.000000]   0 base 000000000 mask F80000000 write-back
[    0.000000]   1 base 07DE00000 mask FFFE00000 uncachable
[    0.000000]   2 base 07E000000 mask FFE000000 uncachable
[    0.000000]   3 disabled
[    0.000000]   4 disabled
[    0.000000]   5 disabled
[    0.000000]   6 disabled
[    0.000000]   7 disabled
# MTRR 可变范围寄存器
[    0.000000] x86 PAT enabled: cpu 0, old 0x7040600070406, new 0x7010600070106
[    0.000000] e820 update range: 0000000000002000 - 0000000000006000 (usable) ==> (reserved)
# e820 更新范围
[    0.000000] Scanning 1 areas for low memory corruption
[    0.000000] modified physical RAM map:
[    0.000000]  modified: 0000000000000000 - 0000000000002000 (usable)
[    0.000000]  modified: 0000000000002000 - 0000000000006000 (reserved)
[    0.000000]  modified: 0000000000006000 - 000000000009fc00 (usable)
[    0.000000]  modified: 000000000009fc00 - 00000000000a0000 (reserved)
[    0.000000]  modified: 00000000000e0000 - 0000000000100000 (reserved)
[    0.000000]  modified: 0000000000100000 - 000000007dda0000 (usable)
[    0.000000]  modified: 000000007dda0000 - 000000007ddae000 (ACPI data)
[    0.000000]  modified: 000000007ddae000 - 000000007ddf0000 (ACPI NVS)
[    0.000000]  modified: 000000007ddf0000 - 0000000080000000 (reserved)
[    0.000000]  modified: 00000000fee00000 - 00000000fee01000 (reserved)
[    0.000000]  modified: 00000000fff00000 - 0000000100000000 (reserved)
# 修正的物理内存地址列表
[    0.000000] initial memory mapped : 0 - 00c00000
# 初始化内存映射：0 - 00c00000
[    0.000000] init_memory_mapping: 0000000000000000-00000000377fe000
# 映射初始化内存的物理地址
[    0.000000] Using x86 segment limits to approximate NX protection
# x86段限制使用近似的NX保护
[    0.000000]  0000000000 - 0000400000 page 4k
[    0.000000]  0000400000 - 0037400000 page 2M
[    0.000000]  0037400000 - 00377fe000 page 4k
[    0.000000] kernel direct mapping tables up to 377fe000 @ 7000-c000
# 内核直接映射表
[    0.000000] RAMDISK: 37855000 - 37fef425
# RAMDISK 的地址范围
[    0.000000] Allocated new RAMDISK: 008de000 - 01078425
#分配新的 RAMDISK范围
[    0.000000] Move RAMDISK from 0000000037855000 - 0000000037fef424 to 008de000 - 01078424
# 把RAMDISK的地址从旧地址移入新地址
[    0.000000] ACPI: RSDP 000f9ca0 00024 (v02 LENOVO)                                 # ACPI 搜素表，用于定位其他所有ACPI Table
[    0.000000] ACPI: XSDT 7dda0100 00064 (v01 LENOVO TC-90    00000116 MSFT 00000097)
[    0.000000] ACPI: FACP 7dda0290 000F4 (v04 LENOVO TC-90    00000116 MSFT 00000097)
[    0.000000] ACPI: DSDT 7dda05c0 05832 (v02 LENOVO TC-90    00000116 INTL 20051117) # 区分系统描述表
[    0.000000] ACPI: FACS 7ddae000 00040                                              # 用于系统进行S3保存的恢复指针
[    0.000000] ACPI: APIC 7dda0390 0006C (v02 LENOVO TC-90    00000116 MSFT 00000097)
[    0.000000] ACPI: MCFG 7dda0400 0003C (v01 LENOVO TC-90    00000116 MSFT 00000097)
[    0.000000] ACPI:      7dda0440 00000 (v00 LENOVO TC-90    00000116      00000000)
[    0.000000] ACPI: OEMB 7ddae040 00072 (v01 LENOVO TC-90    00000116 MSFT 00000097)
[    0.000000] ACPI: HPET 7ddaa5c0 00038 (v01 LENOVO TC-90    00000116 MSFT 00000097)
[    0.000000] ACPI: GSCI 7ddae0c0 02024 (v01 LENOVO TC-90    00000116 MSFT 00000097)
[    0.000000] ACPI: SSDT 7ddb06f0 00A7C (v01 LENOVO TC-90    00000116 INTL 20051117)
[    0.000000] ACPI: Local APIC address 0xfee00000
# ACPI Table，是BIOS提供给OSPM的硬件配置数据，包括系统硬件的电源配置和配置管理
[    0.000000] 1125MB HIGHMEM available.
# 1125MB高速缓存可用
[    0.000000] 887MB LOWMEM available.
# 887M低速缓存可用
[    0.000000]   mapped low ram: 0 - 377fe000
[    0.000000]   low ram: 0 - 377fe000
# Low ram 地址范围
[    0.000000]   node 0 low ram: 00000000 - 377fe000
[    0.000000]   node 0 bootmap 00008000 - 0000ef00
[    0.000000]  (9 early reservations) ==> bootmem [0000000000 - 00377fe000]
[    0.000000]   #0 [0000000000 - 0000001000]   BIOS data page ==> [0000000000 - 0000001000]
[    0.000000]   #1 [0000001000 - 0000002000]    EX TRAMPOLINE ==> [0000001000 - 0000002000]
[    0.000000]   #2 [0000006000 - 0000007000]       TRAMPOLINE ==> [0000006000 - 0000007000]
[    0.000000]   #3 [0000100000 - 00008d9e98]    TEXT DATA BSS ==> [0000100000 - 00008d9e98]
[    0.000000]   #4 [000009fc00 - 0000100000]    BIOS reserved ==> [000009fc00 - 0000100000]
[    0.000000]   #5 [00008da000 - 00008dd144]              BRK ==> [00008da000 - 00008dd144]
[    0.000000]   #6 [0000007000 - 0000008000]          PGTABLE ==> [0000007000 - 0000008000]
[    0.000000]   #7 [00008de000 - 0001078425]      NEW RAMDISK ==> [00008de000 - 0001078425]
[    0.000000]   #8 [0000008000 - 000000f000]          BOOTMAP ==> [0000008000 - 000000f000]
# 为bootmen预留的9个地址范围
[    0.000000]   found SMP MP-table at [c00ff780] ff780
# 发现SMP MP表
[    0.000000]   Zone PFN ranges:
[    0.000000]   DMA      0x00000000 -> 0x00001000
[    0.000000]   Normal   0x00001000 -> 0x000377fe
[    0.000000]   HighMem  0x000377fe -> 0x0007dda0
# 各存储器的物理页面范围
[    0.000000] Movable zone start PFN for each node
[    0.000000] early_node_map[3] active PFN ranges
[    0.000000]     0: 0x00000000 -> 0x00000002
[    0.000000]     0: 0x00000006 -> 0x0000009f
[    0.000000]     0: 0x00000100 -> 0x0007dda0
# 每个模式的物理页面可移动区域
[    0.000000] On node 0 totalpages: 515387
# node 0 总的物理页面数为：515387
[    0.000000] free_area_init_node: node 0, pgdat c0798720, node_mem_map c107a000
[    0.000000]   DMA zone: 32 pages used for memmap
[    0.000000]   DMA zone: 0 pages reserved
[    0.000000]   DMA zone: 3963 pages, LIFO batch:0
# DMA 的页面分配
[    0.000000]   Normal zone: 1744 pages used for memmap
[    0.000000]   Normal zone: 221486 pages, LIFO batch:31
# Normal 的页面分配
[    0.000000]   HighMem zone: 2252 pages used for memmap
[    0.000000]   HighMem zone: 285910 pages, LIFO batch:31
# HignMem 的页面分配
[    0.000000] Using APIC driver default
# 默认使用APIC 驱动
[    0.000000] ACPI: PM-Timer IO Port: 0x808
[    0.000000] ACPI: Local APIC address 0xfee00000
[    0.000000] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] enabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x03] lapic_id[0x82] disabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x04] lapic_id[0x83] disabled)
[    0.000000] ACPI: IOAPIC (id[0x02] address[0xfec00000] gsi_base[0])
[    0.000000] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-23
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[    0.000000] ACPI: IRQ0 used by override.
[    0.000000] ACPI: IRQ2 used by override.
[    0.000000] ACPI: IRQ9 used by override.
# ACPI 自检
[    0.000000] Using ACPI (MADT) for SMP configuration information
# 使用ACPI(MADT)为SMP 配置信息
[    0.000000] ACPI: HPET id: 0x8086a201 base: 0xfed00000
[    0.000000] SMP: Allowing 4 CPUs, 2 hotplug CPUs
# 允许使用4个CPU,2个热插CPU
[    0.000000] nr_irqs_gsi: 24
[    0.000000] PM: Registered nosave memory: 0000000000002000 - 0000000000006000
[    0.000000] PM: Registered nosave memory: 000000000009f000 - 00000000000a0000
[    0.000000] PM: Registered nosave memory: 00000000000a0000 - 00000000000e0000
[    0.000000] PM: Registered nosave memory: 00000000000e0000 - 0000000000100000
# PM表？？？
[    0.000000] Allocating PCI resources starting at 80000000 (gap: 80000000:7ee00000)
# 从80000000开始分配PCI资源
[    0.000000] Booting paravirtualized kernel on bare hardware
# 在空硬盘上启动虚拟内核
[    0.000000] NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:4 nr_node_ids:1
[    0.000000] PERCPU: Embedded 14 pages/cpu @c2400000 s36024 r0 d21320 u1048576
[    0.000000] pcpu-alloc: s36024 r0 d21320 u1048576 alloc=1*4194304
[    0.000000] pcpu-alloc: [0] 0 1 2 3
#多cpu信息？？？
[    0.000000] Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 511359
[    0.000000] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-2.6.32-21-generic root=UUID=bc51073c-a988-4adb-b9d2-41c8d5468749 ro quiet splash
# 内核命令行
[    0.000000] PID hash table entries: 4096 (order: 2, 16384 bytes)
[    0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)
[    0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes)
# 各种缓存hash值
[    0.000000] Enabling fast FPU save and restore... done.
# 启动快速FPU读写
[    0.000000] Enabling unmasked SIMD FPU exception support... done.
# 启动无屏蔽的单指令流FPU异常支持
[    0.000000] Initializing CPU#0
# 初始化 CPU #0
[    0.000000] xsave/xrstor: enabled xstate_bv 0x3, cntxt size 0x240
# 使xstate_bv 0x3可用，大小为0x240
[    0.000000] allocated 10309760 bytes of page_cgroup
# 分配 10309760字节给page_cgroup
[    0.000000] please try 'cgroup_disable=memory' option if you don't want memory cgroups
# 如果不需要记忆cgroup，选择'cgroup_disable=memory'选项
[    0.000000] Initializing HighMem for node 0 (000377fe:0007dda0)
# 初始化 node 0 的高速缓存
[    0.000000] Memory: 2017188k/2061952k available (4673k kernel code, 43140k reserved, 2122k data, 656k init, 1152648k highmem)
# 2017188k/2061952k内存可用，4673k为内核编码，43140k保留，2122k为数据，656k 初始化，1152648k 高速缓存
[    0.000000] virtual kernel memory layout:
[    0.000000]     fixmap  : 0xfff1d000 - 0xfffff000   ( 904 kB)
[    0.000000]     pkmap   : 0xff800000 - 0xffc00000   (4096 kB)
[    0.000000]     vmalloc : 0xf7ffe000 - 0xff7fe000   ( 120 MB)
[    0.000000]     lowmem  : 0xc0000000 - 0xf77fe000   ( 887 MB)
[    0.000000]       .init : 0xc07a3000 - 0xc0847000   ( 656 kB)
[    0.000000]       .data : 0xc0590613 - 0xc07a2e48   (2122 kB)
[    0.000000]       .text : 0xc0100000 - 0xc0590613   (4673 kB)
# 虚拟核内存布局
[    0.000000] Checking if this processor honours the WP bit even in supervisor mode...Ok.
# 即使在监控模式下，检查处理器执行WP位处理 ok？？？
[    0.000000] SLUB: Genslabs=13, HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
# SLUB分配器
[    0.000000] Hierarchical RCU implementation.
# 按级别先后执行RCU
[    0.000000] NR_IRQS:2304 nr_irqs:440
# NR_IROS信息
[    0.000000] Extended CMOS year: 2000
扩展CMOS年限
[    0.000000] Console: colour VGA+ 80x25
# console类型
[    0.000000] console [tty0] enabled
# console可用
[    0.000000] hpet clockevent registered
[    0.000000] HPET: 3 timers in total, 0 timers will be used for per-cpu timer
# 计数器信息，
[    0.000000] Fast TSC calibration using PIT
# 使用PIT校准TSC
[    0.000000] Detected 3191.857 MHz processor.
# 检测cpu主频为3191.857 MHz
[    0.004005] Calibrating delay loop (skipped), value calculated using timer frequency.. 6383.71 BogoMIPS (lpj=12767428)
# 校正回环延时，后面的数值是每秒运算多少百万条指令
[    0.004017] Security Framework initialized
# 安全结构初始化
[    0.004034] AppArmor: AppArmor initialized
[    0.004040] Mount-cache hash table entries: 512
# Mount缓存hash值
[    0.004142] Initializing cgroup subsys ns
[    0.004145] Initializing cgroup subsys cpuacct
[    0.004148] Initializing cgroup subsys memory
[    0.004154] Initializing cgroup subsys devices
[    0.004155] Initializing cgroup subsys freezer
[    0.004157] Initializing cgroup subsys net_cls
# 初始化cgroup
[    0.004173] CPU: L1 I cache: 32K, L1 D cache: 32K
[    0.004174] CPU: L2 cache: 2048K
# cpu的L1和L2
[    0.004176] CPU: Physical Processor ID: 0
[    0.004177] CPU: Processor Core ID: 0
[    0.004180] mce: CPU supports 6 MCE banks
# cpu 信息
[    0.004187] CPU0: Thermal monitoring enabled (TM2)
# cpu 使用终端监控
[    0.004190] using mwait in idle threads.
# 空闲线程使用mwait
[    0.004196] Performance Events: Core2 events, Intel PMU driver.
[    0.004202] ... version:                2
[    0.004203] ... bit width:              40
[    0.004204] ... generic registers:      2
[    0.004205] ... value mask:             000000ffffffffff
[    0.004207] ... max period:             000000007fffffff
[    0.004208] ... fixed-purpose events:   3
[    0.004209] ... event mask:             0000000700000003
# 执行事件信息？？？
[    0.004213] Checking 'hlt' instruction... OK.
# 检测hlt指令
[    0.022114] ACPI: Core revision 20090903
# ACPI 核版本信息
[    0.032006] ftrace: converting mcount calls to 0f 1f 44 00 00
[    0.032009] ftrace: allocating 21771 entries in 43 pages
[    0.036049] Enabling APIC mode:  Flat.  Using 1 I/O APICs
[    0.036354] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
[    0.079696] CPU0: Intel Pentium(R) Dual-Core  CPU      E5800  @ 3.20GHz stepping 0a
# CPU信息：inter 奔腾 双核 CPU E5800 3.20GHz
[    0.080001] Booting processor 1 APIC 0x1 ip 0x6000
# 启动处理器1
[    0.008000] Initializing CPU#1
# 初始化 CPU#1
[    0.008000] CPU: L1 I cache: 32K, L1 D cache: 32K
[    0.008000] CPU: L2 cache: 2048K
[    0.008000] CPU: Physical Processor ID: 0
[    0.008000] CPU: Processor Core ID: 1
[    0.008000] CPU1: Thermal monitoring enabled (TM2)
[    0.164067] CPU1: Intel Pentium(R) Dual-Core  CPU      E5800  @ 3.20GHz stepping 0a
# cpu检测信息
[    0.164077] checking TSC synchronization [CPU#0 -> CPU#1]: passed.
# 检测TSC同步
[    0.168016] Brought up 2 CPUs
[    0.168018] Total of 2 processors activated (15738.17 BogoMIPS).
# 2个处理器被触发
[    0.168429] CPU0 attaching sched-domain:
[    0.168432]  domain 0: span 0-1 level MC
[    0.168433]   groups: 0 1
[    0.168438] CPU1 attaching sched-domain:
[    0.168439]  domain 0: span 0-1 level MC
[    0.168440]   groups: 1 0
# CPU0、CPU1
[    0.168523] devtmpfs: initialized
[    0.168523] regulator: core version 0.5
# regulator版本
[    0.168523] Time: 14:43:06  Date: 07/20/11
# 时间校准
[    0.168523] NET: Registered protocol family 16
# 网络校准
[    0.168523] Trying to unpack rootfs image as initramfs...
[    0.168523] EISA bus registered
# EISA 总线校准
[    0.168523] ACPI: bus type pci registered
[    0.168523] PCI: MCFG configuration 0: base e0000000 segment 0 buses 0 - 255
[    0.168523] PCI: Not using MMCONFIG.
[    0.168523] PCI: Using configuration type 1 for base access
[    0.172076] bio: create slab <bio-0> at 0
[    0.172665] ACPI: EC: Look up EC in DSDT
[    0.174950] ACPI: Executed 1 blocks of module-level executable AML code
[    0.178451] ACPI: Interpreter enabled
[    0.178456] ACPI: (supports S0 S3 S4 S5)
[    0.178473] ACPI: Using IOAPIC for interrupt routing
[    0.178513] PCI: MCFG configuration 0: base e0000000 segment 0 buses 0 - 255
[    0.181188] PCI: MCFG area at e0000000 reserved in ACPI motherboard resources
[    0.181190] PCI: Using MMCONFIG for extended config space
[    0.186707] ACPI: No dock devices found.
[    0.186937] ACPI: PCI Root Bridge [PCI0] (0000:00)
[    0.187016] pci 0000:00:02.0: reg 10 64bit mmio: [0xfe400000-0xfe7fffff]
[    0.187021] pci 0000:00:02.0: reg 18 64bit mmio pref: [0xd0000000-0xdfffffff]
[    0.187025] pci 0000:00:02.0: reg 20 io port: [0xdc00-0xdc07]
[    0.187088] pci 0000:00:1b.0: reg 10 64bit mmio: [0xfeaf8000-0xfeafbfff]
[    0.187124] pci 0000:00:1b.0: PME# supported from D0 D3hot D3cold
[    0.187127] pci 0000:00:1b.0: PME# disabled
[    0.187182] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold
[    0.187185] pci 0000:00:1c.0: PME# disabled
[    0.187245] pci 0000:00:1c.1: PME# supported from D0 D3hot D3cold
[    0.187248] pci 0000:00:1c.1: PME# disabled
[    0.187291] pci 0000:00:1d.0: reg 20 io port: [0xd880-0xd89f]
[    0.187333] pci 0000:00:1d.1: reg 20 io port: [0xd800-0xd81f]
[    0.187375] pci 0000:00:1d.2: reg 20 io port: [0xd480-0xd49f]
[    0.187417] pci 0000:00:1d.3: reg 20 io port: [0xd400-0xd41f]
[    0.187467] pci 0000:00:1d.7: reg 10 32bit mmio: [0xfeaf7c00-0xfeaf7fff]
[    0.187511] pci 0000:00:1d.7: PME# supported from D0 D3hot D3cold
[    0.187515] pci 0000:00:1d.7: PME# disabled
[    0.187623] pci 0000:00:1f.0: quirk: region 0800-087f claimed by ICH6 ACPI/GPIO/TCO
[    0.187626] pci 0000:00:1f.0: quirk: region 0480-04bf claimed by ICH6 GPIO
[    0.187629] pci 0000:00:1f.0: ICH7 LPC Generic IO decode 1 PIO at 0a00 (mask 00ff)
[    0.187671] pci 0000:00:1f.1: reg 10 io port: [0x00-0x07]
[    0.187676] pci 0000:00:1f.1: reg 14 io port: [0x00-0x03]
[    0.187681] pci 0000:00:1f.1: reg 18 io port: [0x8f0-0x8f7]
[    0.187686] pci 0000:00:1f.1: reg 1c io port: [0x8f8-0x8fb]
[    0.187692] pci 0000:00:1f.1: reg 20 io port: [0xffa0-0xffaf]
[    0.187727] pci 0000:00:1f.2: reg 10 io port: [0xd080-0xd087]
[    0.187732] pci 0000:00:1f.2: reg 14 io port: [0xd000-0xd003]
[    0.187737] pci 0000:00:1f.2: reg 18 io port: [0xcc00-0xcc07]
[    0.187741] pci 0000:00:1f.2: reg 1c io port: [0xc880-0xc883]
[    0.187746] pci 0000:00:1f.2: reg 20 io port: [0xc800-0xc80f]
[    0.187765] pci 0000:00:1f.2: PME# supported from D3hot
[    0.187768] pci 0000:00:1f.2: PME# disabled
[    0.187810] pci 0000:00:1f.3: reg 20 io port: [0x400-0x41f]
[    0.187915] pci 0000:02:00.0: reg 10 64bit mmio: [0xfebfc000-0xfebfffff]
[    0.187923] pci 0000:02:00.0: reg 18 io port: [0xe800-0xe8ff]
[    0.187947] pci 0000:02:00.0: reg 30 32bit mmio pref: [0xfebc0000-0xfebdffff]
[    0.187980] pci 0000:02:00.0: supports D1 D2
[    0.187981] pci 0000:02:00.0: PME# supported from D0 D1 D2 D3hot D3cold
[    0.187986] pci 0000:02:00.0: PME# disabled
[    0.188046] pci 0000:00:1c.1: bridge io port: [0xe000-0xefff]
[    0.188049] pci 0000:00:1c.1: bridge 32bit mmio: [0xfeb00000-0xfebfffff]
[    0.188094] pci 0000:00:1e.0: transparent bridge
[    0.188113] pci_bus 0000:00: on NUMA node 0
# PCI扩展插槽检测
[    0.188116] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0._PRT]
[    0.188204] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.P0P1._PRT]
[    0.188264] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.P0P4._PRT]
[    0.188300] ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.P0P5._PRT]
[    0.194560] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 7 *10 11 12 14 15)
[    0.194640] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 7 10 *11 12 14 15)
[    0.194719] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 7 *10 11 12 14 15)
[    0.194798] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 *5 6 7 10 11 12 14 15)
[    0.194876] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 7 10 11 12 14 15) *0, disabled.
[    0.194954] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 7 10 11 12 14 15) *0, disabled.
[    0.195034] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 7 10 11 12 14 15) *0, disabled.
[    0.195113] ACPI: PCI Interrupt Link [LNKH] (IRQs *3 4 5 6 7 10 11 12 14 15)
# ACPI PCI中断检测
[    0.195193] vgaarb: device added: PCI:0000:00:02.0,decodes=io+mem,owns=io+mem,locks=none
[    0.195200] vgaarb: loaded
# 加载 vgaarb
[    0.195298] SCSI subsystem initialized
# SCSI 子系统初始化
[    0.195379] libata version 3.00 loaded.
[    0.195430] usbcore: registered new interface driver usbfs
[    0.195441] usbcore: registered new interface driver hub
[    0.195457] usbcore: registered new device driver usb
# USB 驱动检测
[    0.195544] ACPI: WMI: Mapper loaded
[    0.195545] PCI: Using ACPI for IRQ routing
#PCI IRQ信息
[    0.195650] NetLabel: Initializing
[    0.195652] NetLabel:  domain hash size = 128
[    0.195653] NetLabel:  protocols = UNLABELED CIPSOv4
[    0.195663] NetLabel:  unlabeled traffic allowed by default
# 网络标记号信息
[    0.195686] hpet0: at MMIO 0xfed00000, IRQs 2, 8, 0
[    0.195690] hpet0: 3 comparators, 64-bit 14.318180 MHz counter
[    0.200155] Switching to clocksource tsc
# hpet0（时间定时器）信息
[    0.201467] AppArmor: AppArmor Filesystem Enabled
[    0.201481] pnp: PnP ACPI init
[    0.201495] ACPI: bus type pnp registered
# 扩展插槽初始化
[    0.204500] pnp: PnP ACPI: found 17 devices
# 检测到17个扩展设备
[    0.204502] ACPI: ACPI bus type pnp unregistered
[    0.204505] PnPBIOS: Disabled by ACPI PNP
# ACPI设置BIOS扩展插槽无效
[    0.204513] system 00:01: iomem range 0xfed14000-0xfed19fff has been reserved
[    0.204515] system 00:01: iomem range 0xfed90000-0xfed93fff has been reserved
[    0.204521] system 00:09: ioport range 0xa00-0xa7f has been reserved
[    0.204524] system 00:0a: ioport range 0x4d0-0x4d1 has been reserved
[    0.204526] system 00:0a: ioport range 0x800-0x87f has been reserved
[    0.204528] system 00:0a: ioport range 0x480-0x4bf has been reserved
[    0.204530] system 00:0a: iomem range 0xfed1c000-0xfed1ffff has been reserved
[    0.204532] system 00:0a: iomem range 0xfed20000-0xfed8ffff has been reserved
[    0.204536] system 00:0d: iomem range 0xffc00000-0xffefffff has been reserved
[    0.204539] system 00:0e: iomem range 0xfec00000-0xfec00fff could not be reserved
[    0.204541] system 00:0e: iomem range 0xfee00000-0xfee00fff has been reserved
[    0.204544] system 00:0f: iomem range 0xe0000000-0xefffffff has been reserved
[    0.204548] system 00:10: iomem range 0x0-0x9ffff could not be reserved
[    0.204550] system 00:10: iomem range 0xc0000-0xcffff could not be reserved
[    0.204552] system 00:10: iomem range 0xe0000-0xfffff could not be reserved
[    0.204553] system 00:10: iomem range 0x100000-0x7ddfffff could not be reserved
# 系统加载信息
[    0.239217] pci 0000:00:1c.0: PCI bridge, secondary bus 0000:01
[    0.239221] pci 0000:00:1c.0:   IO window: 0x1000-0x1fff
[    0.239226] pci 0000:00:1c.0:   MEM window: 0x80000000-0x801fffff
[    0.239230] pci 0000:00:1c.0:   PREFETCH window: 0x00000080200000-0x000000803fffff
[    0.239235] pci 0000:00:1c.1: PCI bridge, secondary bus 0000:02
[    0.239237] pci 0000:00:1c.1:   IO window: 0xe000-0xefff
[    0.239241] pci 0000:00:1c.1:   MEM window: 0xfeb00000-0xfebfffff
[    0.239245] pci 0000:00:1c.1:   PREFETCH window: 0x00000080400000-0x000000805fffff
[    0.239250] pci 0000:00:1e.0: PCI bridge, secondary bus 0000:03
[    0.239251] pci 0000:00:1e.0:   IO window: disabled
[    0.239255] pci 0000:00:1e.0:   MEM window: disabled
[    0.239258] pci 0000:00:1e.0:   PREFETCH window: disabled
[    0.239270] pci 0000:00:1c.0: enabling device (0104 -> 0107)
# pci加载信息
[    0.239277] alloc irq_desc for 16 on node -1
[    0.239279] alloc kstat_irqs on node -1
[    0.239286] pci 0000:00:1c.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
[    0.239290] pci 0000:00:1c.0: setting latency timer to 64
[    0.239296] alloc irq_desc for 17 on node -1
[    0.239298] alloc kstat_irqs on node -1
[    0.239300] pci 0000:00:1c.1: PCI INT B -> GSI 17 (level, low) -> IRQ 17
[    0.239303] pci 0000:00:1c.1: setting latency timer to 64
[    0.239308] pci 0000:00:1e.0: setting latency timer to 64
# 设置pci延时计时器为64
[    0.239312] pci_bus 0000:00: resource 0 io:  [0x00-0xffff]
[    0.239313] pci_bus 0000:00: resource 1 mem: [0x000000-0xffffffff]
[    0.239316] pci_bus 0000:01: resource 0 io:  [0x1000-0x1fff]
[    0.239318] pci_bus 0000:01: resource 1 mem: [0x80000000-0x801fffff]
[    0.239319] pci_bus 0000:01: resource 2 pref mem [0x80200000-0x803fffff]
[    0.239321] pci_bus 0000:02: resource 0 io:  [0xe000-0xefff]
[    0.239323] pci_bus 0000:02: resource 1 mem: [0xfeb00000-0xfebfffff]
[    0.239324] pci_bus 0000:02: resource 2 pref mem [0x80400000-0x805fffff]
[    0.239326] pci_bus 0000:03: resource 3 io:  [0x00-0xffff]
[    0.239327] pci_bus 0000:03: resource 4 mem: [0x000000-0xffffffff]
# pci_bus 信息
[    0.239360] NET: Registered protocol family 2
[    0.239446] IP route cache hash table entries: 32768 (order: 5, 131072 bytes)
[    0.239715] TCP established hash table entries: 131072 (order: 8, 1048576 bytes)
[    0.240287] TCP bind hash table entries: 65536 (order: 7, 524288 bytes)
[    0.240588] TCP: Hash tables configured (established 131072 bind 65536)
[    0.240590] TCP reno registered
[    0.240669] NET: Registered protocol family 1
# #TCP/IP 信息
[    0.240686] pci 0000:00:02.0: Boot video device
# pci 启动音频设备
[    0.240920] cpufreq-nforce2: No nForce2 chipset.
[    0.240950] Scanning for low memory corruption every 60 seconds
# 每60秒扫描一次低速缓存
[    0.241043] audit: initializing netlink socket (disabled)
[    0.241052] type=2000 audit(1311172986.239:1): initialized
[    0.247396] highmem bounce pool size: 64 pages
# 高速缓存大小
[    0.247400] HugeTLB registered 4 MB page size, pre-allocated 0 pages
[    0.248402] VFS: Disk quotas dquot_6.5.2
# 虚拟文件系统
[    0.248441] Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
[    0.248825] fuse init (API version 7.13)
# API 版本
[    0.248878] msgmni has been set to 1690
[    0.249039] alg: No test for stdrng (krng)
[    0.249074] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 253)
# SCSI 驱动版本
[    0.249077] io scheduler noop registered
[    0.249078] io scheduler anticipatory registered
[    0.249080] io scheduler deadline registered
[    0.249103] io scheduler cfq registered (default)
# io检测
[    0.249207] alloc irq_desc for 24 on node -1
[    0.249209] alloc kstat_irqs on node -1
[    0.249218] pcieport 0000:00:1c.0: irq 24 for MSI/MSI-X
[    0.249225] pcieport 0000:00:1c.0: setting latency timer to 64
[    0.249319] alloc irq_desc for 25 on node -1
[    0.249320] alloc kstat_irqs on node -1
[    0.249325] pcieport 0000:00:1c.1: irq 25 for MSI/MSI-X
[    0.249331] pcieport 0000:00:1c.1: setting latency timer to 64
# pcieport检测？？？
[    0.249392] pci_hotplug: PCI Hot Plug PCI Core version: 0.5
# PCI_热插核版本
[    0.249407] Firmware did not grant requested _OSC control
[    0.249419] Firmware did not grant requested _OSC control
[    0.249437] Firmware did not grant requested _OSC control
[    0.249445] Firmware did not grant requested _OSC control
# 固件检测
[    0.249454] pciehp: PCI Express Hot Plug Controller Driver version: 0.4
# PCI 热插驱动版本
[    0.249531] input: Power Button as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input0
# 输入设备
[    0.249534] ACPI: Power Button [PWRB]
[    0.249563] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input1
[    0.249564] ACPI: Power Button [PWRF]
[    0.250069] ACPI Warning: Incorrect checksum in table [SSDT] - 29, should be 19 (20090903/tbutils-314)
[    0.250084] ACPI Warning: Incorrect checksum in table [OEMB] - 6D, should be 68 (20090903/tbutils-314)
[    0.250814] ACPI: SSDT 7ddb00f0 002FB (v01 LENOVO TC-90    00000116 INTL 20051117)
[    0.250941] ACPI Warning: Incorrect checksum in table [SSDT] - 29, should be 19 (20090903/tbutils-314)
[    0.251294] processor LNXCPU:00: registered as cooling_device0
[    0.251638] ACPI Warning: Incorrect checksum in table [SSDT] - 22, should be 14 (20090903/tbutils-314)
[    0.251642] ACPI: SSDT 7ddb03f0 002FB (v01 LENOVO TC-90    00000116 INTL 20051117)
# ACPI 检测信息
[    0.252105] processor LNXCPU:01: registered as cooling_device1
[    0.255175] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[    0.255267] serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
[    0.255547] 00:06: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
#初始化tty
[    0.256321] brd: module loaded
[    0.256630] loop: module loaded
# 加载模块
[    0.256690] input: Macintosh mouse button emulation as /devices/virtual/input/input2
# 鼠标输入
[    0.256762] ata_piix 0000:00:1f.1: version 2.13
[    0.256774] alloc irq_desc for 18 on node -1
[    0.256775] alloc kstat_irqs on node -1
[    0.256781] ata_piix 0000:00:1f.1: PCI INT A -> GSI 18 (level, low) -> IRQ 18
[    0.256813] ata_piix 0000:00:1f.1: setting latency timer to 64
[    0.256877] scsi0 : ata_piix
[    0.256925] scsi1 : ata_piix
[    0.257735] ata1: PATA max UDMA/100 cmd 0x1f0 ctl 0x3f6 bmdma 0xffa0 irq 14
[    0.257737] ata2: PATA max UDMA/100 cmd 0x170 ctl 0x376 bmdma 0xffa8 irq 15
[    0.257755] alloc irq_desc for 19 on node -1
[    0.257756] alloc kstat_irqs on node -1
[    0.257759] ata_piix 0000:00:1f.2: PCI INT B -> GSI 19 (level, low) -> IRQ 19
[    0.257763] ata_piix 0000:00:1f.2: MAP [ P0 P2 P1 P3 ]
# SCSI 设备检测
[    0.257975] isapnp: Scanning for PnP cards...
# 扫描ISA扩展卡
[    0.296191] Freeing initrd memory: 7785k freed
# 释放7785k空闲内存
[    0.411627] ata_piix 0000:00:1f.2: setting latency timer to 64
[    0.411688] scsi2 : ata_piix
[    0.411757] scsi3 : ata_piix
[    0.412734] ata3: SATA max UDMA/133 cmd 0xd080 ctl 0xd000 bmdma 0xc800 irq 19
[    0.412736] ata4: SATA max UDMA/133 cmd 0xcc00 ctl 0xc880 bmdma 0xc808 irq 19
# SCSI 设备检测
[    0.412971] Fixed MDIO Bus: probed
[    0.412994] PPP generic driver version 2.4.2
# PPP协议(端对端协议)驱动版本
[    0.413059] tun: Universal TUN/TAP device driver, 1.6
# 普遍的TUN/TAP设备驱动
[    0.413061] tun: (C) 1999-2004 Max Krasnyansky <[email protected]>
[    0.413135] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[    0.413155] alloc irq_desc for 23 on node -1
[    0.413156] alloc kstat_irqs on node -1
[    0.413162] ehci_hcd 0000:00:1d.7: PCI INT A -> GSI 23 (level, low) -> IRQ 23
[    0.413177] ehci_hcd 0000:00:1d.7: setting latency timer to 64
[    0.413179] ehci_hcd 0000:00:1d.7: EHCI Host Controller
[    0.413199] ehci_hcd 0000:00:1d.7: new USB bus registered, assigned bus number 1
[    0.413216] ehci_hcd 0000:00:1d.7: using broken periodic workaround
[    0.413225] ehci_hcd 0000:00:1d.7: debug port 1
[    0.417113] ehci_hcd 0000:00:1d.7: cache line size of 32 is not supported
[    0.417224] ehci_hcd 0000:00:1d.7: irq 23, io mem 0xfeaf7c00
[    0.431613] ehci_hcd 0000:00:1d.7: USB 2.0 started, EHCI 1.00
# ehci_hcd 信息 ？？？
[    0.431683] usb usb1: configuration #1 chosen from 1 choice
# usb 配置
[    0.431702] hub 1-0:1.0: USB hub found
[    0.431707] hub 1-0:1.0: 8 ports detected
[    0.431754] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[    0.431763] uhci_hcd: USB Universal Host Controller Interface driver
[    0.431803] uhci_hcd 0000:00:1d.0: PCI INT A -> GSI 23 (level, low) -> IRQ 23
[    0.431809] uhci_hcd 0000:00:1d.0: setting latency timer to 64
[    0.431811] uhci_hcd 0000:00:1d.0: UHCI Host Controller
[    0.431830] uhci_hcd 0000:00:1d.0: new USB bus registered, assigned bus number 2
[    0.431853] uhci_hcd 0000:00:1d.0: irq 23, io base 0x0000d880
[    0.431911] usb usb2: configuration #1 chosen from 1 choice
# usb 配置
[    0.431927] hub 2-0:1.0: USB hub found
[    0.431932] hub 2-0:1.0: 2 ports detected
[    0.431962] uhci_hcd 0000:00:1d.1: PCI INT B -> GSI 19 (level, low) -> IRQ 19
[    0.431966] uhci_hcd 0000:00:1d.1: setting latency timer to 64
[    0.431968] uhci_hcd 0000:00:1d.1: UHCI Host Controller
[    0.431992] uhci_hcd 0000:00:1d.1: new USB bus registered, assigned bus number 3
[    0.432013] uhci_hcd 0000:00:1d.1: irq 19, io base 0x0000d800
[    0.432071] usb usb3: configuration #1 chosen from 1 choice
# usb 配置
[    0.432086] hub 3-0:1.0: USB hub found
[    0.432091] hub 3-0:1.0: 2 ports detected
[    0.432118] uhci_hcd 0000:00:1d.2: PCI INT C -> GSI 18 (level, low) -> IRQ 18
[    0.432122] uhci_hcd 0000:00:1d.2: setting latency timer to 64
[    0.432124] uhci_hcd 0000:00:1d.2: UHCI Host Controller
[    0.432148] uhci_hcd 0000:00:1d.2: new USB bus registered, assigned bus number 4
[    0.432174] uhci_hcd 0000:00:1d.2: irq 18, io base 0x0000d480
[    0.432235] usb usb4: configuration #1 chosen from 1 choice
# usb 配置
[    0.432250] hub 4-0:1.0: USB hub found
[    0.432254] hub 4-0:1.0: 2 ports detected
[    0.432281] uhci_hcd 0000:00:1d.3: PCI INT D -> GSI 16 (level, low) -> IRQ 16
[    0.432286] uhci_hcd 0000:00:1d.3: setting latency timer to 64
[    0.432288] uhci_hcd 0000:00:1d.3: UHCI Host Controller
[    0.432306] uhci_hcd 0000:00:1d.3: new USB bus registered, assigned bus number 5
[    0.432332] uhci_hcd 0000:00:1d.3: irq 16, io base 0x0000d400
[    0.432390] usb usb5: configuration #1 chosen from 1 choice
# usb 配置
[    0.432405] hub 5-0:1.0: USB hub found
[    0.432409] hub 5-0:1.0: 2 ports detected
# usb设备检测
[    0.432476] PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1
[    0.432477] PNP: PS/2 appears to have AUX port disabled, if this is incorrect please boot with i8042.nopnp
# 扩展插槽检测
[    0.433203] serio: i8042 KBD port at 0x60,0x64 irq 1
[    0.433252] mice: PS/2 mouse device common for all mice
# 键盘、鼠标检测
[    0.433319] rtc_cmos 00:03: RTC can wake from S4
[    0.433347] rtc_cmos 00:03: rtc core: registered rtc_cmos as rtc0
[    0.433368] rtc0: alarms up to one month, y3k, 114 bytes nvram, hpet irqs
[    0.433432] device-mapper: uevent: version 1.0.3
[    0.433494] device-mapper: ioctl: 4.15.0-ioctl (2009-04-01) initialised: [email protected]
[    0.433535] device-mapper: multipath: version 1.1.0 loaded
[    0.433537] device-mapper: multipath round-robin: version 1.0.0 loaded
# 设备映射机制信息
[    0.433604] EISA: Probing bus 0 at eisa.0
[    0.433608] Cannot allocate resource for EISA slot 1
[    0.433625] EISA: Detected 0 cards.
# EISA检测信息
[    0.433673] cpuidle: using governor ladder
[    0.433675] cpuidle: using governor menu
# cup空闲管理？？？
[    0.433966] TCP cubic registered
[    0.434061] NET: Registered protocol family 10
[    0.434372] lo: Disabled Privacy Extensions
[    0.434586] NET: Registered protocol family 17
# 网络协议
[    0.435248] Using IPI No-Shortcut mode
# 使用IPI无捷径模式
[    0.435293] PM: Resume from disk failed.
# 从硬盘重新开始失败
[    0.435302] registered taskstats version 1
# 记录任务状态版本???
[    0.435496] Magic number: 3:677:738
# 设置Magic号
[    0.435561] rtc_cmos 00:03: setting system clock to 2011-07-20 14:43:06 UTC (1311172986)
# 设置系统时间
[    0.435563] BIOS EDD facility v0.16 2004-Jun-25, 0 devices found
[    0.435564] EDD information not available.
# EDD(增强磁盘驱动器规范)信息不可用
[    0.470915] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input3
[    0.596152] ata3.00: ATA-8: ST3500418AS, CC6B, max UDMA/100
[    0.596154] ata3.00: 976773168 sectors, multi 16: LBA48 NCQ (depth 0/32)
[    0.596176] ata3.01: ATAPI: TSSTcorpDVD-ROM TS-H353C, LE03, max UDMA/100
[    0.610996] isapnp: No Plug & Play device found
# ISA扩展插槽检测
[    0.612068] ata3.00: configured for UDMA/100
[    0.627746] ata3.01: configured for UDMA/100
# 传输协议配置信息
[    0.628409] scsi 2:0:0:0: Direct-Access     ATA      ST3500418AS      CC6B PQ: 0 ANSI: 5
[    0.628512] sd 2:0:0:0: Attached scsi generic sg0 type 0
[    0.628515] sd 2:0:0:0: [sda] 976773168 512-byte logical blocks: (500 GB/465 GiB)
[    0.628544] sd 2:0:0:0: [sda] Write Protect is off
[    0.628546] sd 2:0:0:0: [sda] Mode Sense: 00 3a 00 00
[    0.628970] sd 2:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[    0.629401] scsi 2:0:1:0: CD-ROM            TSSTcorp DVD-ROM TS-H353C LE03 PQ: 0 ANSI: 5
[    0.629586]  sda: sda1 sda2 < sda5 sda6sr0: scsi3-mmc drive: 48x/48x cd/rw xa/form2 cdda tray
# SCSI 设备信息
[    0.680392] Uniform CD-ROM driver Revision: 3.20
# CD-ROM 版本
[    0.680513] sr 2:0:1:0: Attached scsi CD-ROM sr0
[    0.680580] sr 2:0:1:0: Attached scsi generic sg1 type 5
[    0.698530] sda7 sda8 sda9 >
[    0.731708] sd 2:0:0:0: [sda] Attached SCSI disk
# sd卡，装载在SCSI上
[    0.731720] Freeing unused kernel memory: 656k freed
# 释放不用的核内存
[    0.732022] Write protecting the kernel text: 4676k
# 核写保护文件大小
[    0.732047] Write protecting the kernel read-only data: 1840k
# 核只读文件大小
[    0.742145] udev: starting version 151
[    0.790461] sky2 driver version 1.25
[    0.790496] sky2 0000:02:00.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17
[    0.790507] sky2 0000:02:00.0: setting latency timer to 64
[    0.790531] sky2 0000:02:00.0: Yukon-2 UL 2 chip revision 0
[    0.790599] alloc irq_desc for 26 on node -1
[    0.790601] alloc kstat_irqs on node -1
[    0.790613] sky2 0000:02:00.0: irq 26 for MSI/MSI-X
[    0.791794] sky2 eth0: addr 44:37:e6:45:fb:af
# sky2 信息？？？
[    0.796809] VMware vmxnet virtual NIC driver
# 虚拟机NIC驱动
[    0.799516] usb 1-5: new high speed USB device using ehci_hcd and address 3
[    0.934304] usb 1-5: configuration #1 chosen from 1 choice
# usb 设备信息、配置
[    0.939010] Initializing USB Mass Storage driver...
[    0.939107] scsi4 : SCSI emulation for USB Mass Storage devices
[    0.939175] usbcore: registered new interface driver usb-storage
[    0.939177] USB Mass Storage support registered.
[    0.939250] usb-storage: device found at 3
[    0.939251] usb-storage: waiting for device to settle before scanning
[    1.172021] usb 3-1: new low speed USB device using uhci_hcd and address 2
# usb存储设备检测
[    1.316337] kjournald starting.  Commit interval 5 seconds
[    1.316351] EXT3-fs: mounted filesystem with ordered data mode.
# 文件系统挂接
[    1.342211] usb 3-1: configuration #1 chosen from 1 choice
[    5.936285] usb-storage: device scan complete
# usb存储设备检测
[    5.937032] scsi 4:0:0:0: Direct-Access     Newsmy   FLASH DISK       1100 PQ: 0 ANSI: 0 CCS
[    5.937416] sd 4:0:0:0: Attached scsi generic sg2 type 0
[    5.938007] sd 4:0:0:0: [sdb] 3915776 512-byte logical blocks: (2.00 GB/1.86 GiB)
[    5.938753] sd 4:0:0:0: [sdb] Write Protect is off
[    5.938758] sd 4:0:0:0: [sdb] Mode Sense: 43 00 00 00
[    5.938762] sd 4:0:0:0: [sdb] Assuming drive cache: write through
[    5.941126] sd 4:0:0:0: [sdb] Assuming drive cache: write through
[    5.941131] sdb: sdb1
[    5.942875] sd 4:0:0:0: [sdb] Assuming drive cache: write through
[    5.942880] sd 4:0:0:0: [sdb] Attached SCSI removable disk
# SCSI上的sd卡信息
[    9.281229] udev: starting version 151
[    9.289231] Adding 1936376k swap on /dev/sda9.  Priority:-1 extents:1 across:1936376k
# 硬盘的sda9上增加一个1936376k的swap区，优先级：-1， 扩展：1
[    9.412209] Linux agpgart interface v0.103
[    9.424924] agpgart-intel 0000:00:00.0: Intel G41 Chipset
[    9.425440] agpgart-intel 0000:00:00.0: detected 32764K stolen memory
# agpgart-intel 检测
# 检测到 Inter G41 的芯片组
# 检测到 32764K 的 stolen memory
[    9.441167] lp: driver loaded but no devices found
# 驱动加载完毕，没有检测到设备
[    9.471054] parport_pc 00:07: reported by Plug and Play ACPI
[    9.471115] parport0: PC-style at 0x378 (0x778), irq 7, dma 3 [PCSPP,TRISTATE,COMPAT,ECP,DMA]
[    9.475471] type=1505 audit(1311144195.536:2):  operation="profile_load" pid=606 name="/sbin/dhclient3"
[    9.475907] type=1505 audit(1311144195.536:3):  operation="profile_load" pid=606 name="/usr/lib/NetworkManager/nm-dhcp-client.action"
[    9.476176] type=1505 audit(1311144195.540:4):  operation="profile_load" pid=606 name="/usr/lib/connman/scripts/dhclient-script"
[    9.485889] ppdev: user-space parallel port driver
#
[    9.486585] agpgart-intel 0000:00:00.0: AGP aperture is 256M @ 0xd0000000
# AGP空隙：256M
[    9.494639] intel_rng: FWH not detected
# 没有检测到FWH
[    9.496285] EXT3 FS on sda8, internal journal
# 文件系统
[    9.568251] lp0: using parport0 (interrupt-driven).
[    9.583134] usbcore: registered new interface driver hiddev
[    9.596714] input: Lenovo Optical Mouse as /devices/pci0000:00/0000:00:1d.1/usb3/3-1/3-1:1.0/input/input4
# 输入设备信息
[    9.596851] generic-usb 0003:17EF:600E.0001: input,hidraw0: USB HID v1.11 Mouse [Lenovo Optical Mouse] on usb-0000:00:1d.1-1/input0
[    9.596873] usbcore: registered new interface driver usbhid
[    9.596897] usbhid: v2.6:USB HID core driver
# USB 驱动
[    9.809239] HDA Intel 0000:00:1b.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
[    9.809273] HDA Intel 0000:00:1b.0: setting latency timer to 64
# 分区信息
[    9.839513] [drm] Initialized drm 1.1.0 20060810
[    9.938555] type=1505 audit(1311144196.000:5):  operation="profile_load" pid=792 name="/usr/share/gdm/guest-session/Xsession"
[    9.939721] type=1505 audit(1311144196.000:6):  operation="profile_replace" pid=793 name="/sbin/dhclient3"
[    9.940154] type=1505 audit(1311144196.004:7):  operation="profile_replace" pid=793 name="/usr/lib/NetworkManager/nm-dhcp-client.action"
[    9.940388] type=1505 audit(1311144196.004:8):  operation="profile_replace" pid=793 name="/usr/lib/connman/scripts/dhclient-script"
[    9.943369] type=1505 audit(1311144196.004:9):  operation="profile_load" pid=796 name="/usr/bin/evince"
[    9.949021] type=1505 audit(1311144196.012:10):  operation="profile_load" pid=796 name="/usr/bin/evince-previewer"
[    9.952489] type=1505 audit(1311144196.016:11):  operation="profile_load" pid=796 name="/usr/bin/evince-thumbnailer"
[    9.983200] sky2 eth0: enabling interface
[    9.983332] ADDRCONF(NETDEV_UP): eth0: link is not ready
[   10.222788] hda_codec: ALC662 rev1: BIOS auto-probing.
[   10.224645] input: HDA Digital PCBeep as /devices/pci0000:00/0000:00:1b.0/input/input5
# 输入设备
[   10.231432] i915 0000:00:02.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
[   10.231436] i915 0000:00:02.0: setting latency timer to 64
[   10.237205] alloc irq_desc for 27 on node -1
[   10.237209] alloc kstat_irqs on node -1
[   10.237217] i915 0000:00:02.0: irq 27 for MSI/MSI-X
[   10.237222] [drm] set up 31M of stolen space
[   10.406206] fb0: inteldrmfb frame buffer device
[   10.406208] registered panic notifier
[   10.406279] [drm] Initialized i915 1.6.0 20080730 for 0000:00:02.0 on minor 0
# Inter i915 检测
[   10.407745] vga16fb: initializing
# vga16fb 初始化
[   10.407748] vga16fb: mapped to 0xc00a0000
# vga16fb 映射到0xc00a0000
[   10.407750] vga16fb: not registering due to another framebuffer present
# 由于另外一个帧缓存器的存在，因此没有vga16fb的注册信息
[   10.511963] Console: switching to colour frame buffer device 180x56
[   11.884245] sky2 eth0: Link is up at 100 Mbps, full duplex, flow control both
[   11.884723] ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[   22.252007] eth0: no IPv6 routers present
# 网络

PS : #后边是注释部分；

         注释后边加？？？的，是我不确定的部分。

kindy