内核编译去掉USB驱动出现启动不了的问题

gaocaimary

我在创龙提供的Linux3.3的内核上，在Device driver选项中去掉USB驱动，结果在启动的过程中出现了
[    1.601224] Read MAC addr from SPI Flash: ff:ff:ff:ff:ff:ff
[    1.608128] spi_davinci spi_davinci.1: Controller at 0xfef0e000
, y7 a" @2 f4 r0 D1 m1 I[    1.665922] davinci_mdio davinci_mdio.0: davinci mdio revision 1.5
[    1.765823] davinci_mdio davinci_mdio.0: timed out waiting for user access
[    1.773673] davinci_mdio: probe of davinci_mdio.0 failed with error -5
[    1.782316] _regulator_get: spi1.1 supply vcc not found, using dummy regulator
[    1.790613] ads7846 spi1.1: touchscreen, irq 145
/ [, d7 y# Y7 P+ V& k/ U$ U, b[    1.796961] input: ADS7846 Touchscreen as /devices/platform/spi_davinci.1/spi_master/spi1/spi1.1/input/input0
[    1.811665] omap_rtc omap_rtc: rtc core: registered omap_rtc as rtc0
6 ?- j! \( Z' F/ L( ~( |[    1.818481] omap_rtc: RTC power up reset detected
$ @  B$ S( J4 u5 g* C# R[    1.824103] i2c /dev entries driver
[    1.831084] lirc_dev: IR Remote Control driver registered, major 253
& n" f8 ?$ h) ?  H6 W$ x0 w4 K- z  E[    1.837971] IR NEC protocol handler initialized
: x* K; F5 y; T0 _) B9 L# f5 N[    1.842583] IR RC5(x) protocol handler initialized
+ l+ @  j' P& Q1 e. v[    1.847554] IR RC6 protocol handler initialized
[    1.852136] IR JVC protocol handler initialized
$ D& ~; ~5 |; m) f$ h[    1.856796] IR Sony protocol handler initialized
[    1.861480] IR RC5 (streamzap) protocol handler initialized
[    1.867170] IR SANYO protocol handler initialized
[    1.871935] IR MCE Keyboard/mouse protocol handler initialized
[    1.877882] IR LIRC bridge handler initialized
" Z0 e8 w3 L5 P% E2 G[    1.882369] Linux video capture interface: v2.00
[    1.888722] watchdog watchdog: heartbeat 60 sec
[    1.895285] cpuidle: using governor ladder
( q5 {# ^8 k- O3 E5 |& q( g# P/ I[    1.900118] cpuidle: using governor menu
! ?' Z( w5 B9 J8 e[    1.907499] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
[    1.918396] TCP cubic registered
[    1.921694] NET: Registered protocol family 17
( X/ i9 K* u4 H; m7 Z2 \  L[    1.927113] _regulator_get: deviceless supply cvdd not found, using dummy regulator
# ?( J+ _9 l' h4 \; S$ ]* o4 ^[    1.942633] console [netcon0] enabled
  ]1 w' k% b' j5 f[    1.946844] netconsole: network logging started
( Z: ^: x! M; {' L: [% _2 e( ^[    1.951985] davinci_emac davinci_emac.1: using random MAC addr: 72:9d:29:ed:bd:8d
[    1.971301] omap_rtc omap_rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)
[    1.981557] Root-NFS: no NFS server address
[    1.985997] VFS: Unable to mount root fs via NFS, trying floppy.
[    1.993259] VFS: Cannot open root device "mmcblk0p2" or unknown-block(2,0)
# h% ^9 X) J( M9 \[    2.000512] Please append a correct "root=" boot option; here are the available partitions:
[    2.009218] 1f00             128 mtdblock0  (driver?)
[    2.014571] 1f01             512 mtdblock1  (driver?)
7 g2 u! w& ^& |  k, V( J6 c[    2.020016] 1f02             512 mtdblock2  (driver?)
[    2.025353] 1f03            4096 mtdblock3  (driver?)
[    2.030825] 1f04          519040 mtdblock4  (driver?)
[    2.036225] 1f05              64 mtdblock5  (driver?)
[    2.041536] 1f06             512 mtdblock6  (driver?)
0 h6 c# J: x5 V/ N[    2.046904] 1f07              64 mtdblock7
[    2.051053] mmc0: host does not support reading read-only switch. assuming write-enable.
[    2.059503]  (driver?)
[    2.061933] 1f08            2560 mtdblock8  (driver?)
6 V+ O" ~5 v  N! j2 U" v[    2.067289] 1f09            4096 mtdblock9
[    2.071638] mmc0: new high speed SDHC card at address 1234
, y, Y+ @  C% a& M% p' {3 }( M4 i[    2.077485]  (driver?)
[    2.079916] 1f0a              64 mtdblock10  (driver?)
[    2.085120] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)
% I) K( e' ?- D5 J. g, c6 Y                                                                                                                                          
去掉I2C驱动后也会出现同样的问题，请各位高手指教

6 x& R+ O; b' H5 T1 M0 ?- J