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
- j; ?9 b) w! |" ]7 M0 E[    1.608128] spi_davinci spi_davinci.1: Controller at 0xfef0e000
[    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
$ S3 g& z- Z7 C1 K" e[    1.773673] davinci_mdio: probe of davinci_mdio.0 failed with error -5
4 |5 I2 Z# }; f5 F! v, s[    1.782316] _regulator_get: spi1.1 supply vcc not found, using dummy regulator
[    1.790613] ads7846 spi1.1: touchscreen, irq 145
[    1.796961] input: ADS7846 Touchscreen as /devices/platform/spi_davinci.1/spi_master/spi1/spi1.1/input/input0
9 R/ Q( J8 U* q7 _7 W[    1.811665] omap_rtc omap_rtc: rtc core: registered omap_rtc as rtc0
[    1.818481] omap_rtc: RTC power up reset detected
[    1.824103] i2c /dev entries driver
  P1 D% k7 J, f' G3 v( x[    1.831084] lirc_dev: IR Remote Control driver registered, major 253
[    1.837971] IR NEC protocol handler initialized
[    1.842583] IR RC5(x) protocol handler initialized
  @4 C7 Z8 Z2 ?' O[    1.847554] IR RC6 protocol handler initialized
[    1.852136] IR JVC protocol handler initialized
[    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
5 w5 n2 |0 k/ i4 P. l' R, [[    1.877882] IR LIRC bridge handler initialized
[    1.882369] Linux video capture interface: v2.00
5 z/ F/ W6 H3 q2 V" s/ j[    1.888722] watchdog watchdog: heartbeat 60 sec
% U/ m1 W: L6 i- ]& T1 B( H[    1.895285] cpuidle: using governor ladder
0 v( I" G7 d7 F8 m* X/ o[    1.900118] cpuidle: using governor menu
$ n! B% T) h( ~1 u" u( }' G) i[    1.907499] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
% z7 v. t5 {& ?# l: L7 w* \+ p[    1.918396] TCP cubic registered
[    1.921694] NET: Registered protocol family 17
$ q6 F; r1 a9 }) `8 K[    1.927113] _regulator_get: deviceless supply cvdd not found, using dummy regulator
4 {' E& d1 Q& ]: Y4 R( m[    1.942633] console [netcon0] enabled
[    1.946844] netconsole: network logging started
* V7 L9 J. N4 G[    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.
# U- \1 G  b& Q; {% f; \' `* |[    1.993259] VFS: Cannot open root device "mmcblk0p2" or unknown-block(2,0)
[    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?)
[    2.020016] 1f02             512 mtdblock2  (driver?)
5 }9 r0 Z) ^: w# T! K1 i$ Y4 K3 ^6 @[    2.025353] 1f03            4096 mtdblock3  (driver?)
$ q( e$ m! u2 W. E5 b[    2.030825] 1f04          519040 mtdblock4  (driver?)
[    2.036225] 1f05              64 mtdblock5  (driver?)
# S2 r$ B. i- B[    2.041536] 1f06             512 mtdblock6  (driver?)
[    2.046904] 1f07              64 mtdblock7
[    2.051053] mmc0: host does not support reading read-only switch. assuming write-enable.
[    2.059503]  (driver?)
! X0 s+ V2 E6 N9 ?- i  v[    2.061933] 1f08            2560 mtdblock8  (driver?)
[    2.067289] 1f09            4096 mtdblock9
* g0 `0 s5 o' y! ~5 r[    2.071638] mmc0: new high speed SDHC card at address 1234
[    2.077485]  (driver?)
- c! F1 }2 u2 v5 ~/ t7 s7 q0 }[    2.079916] 1f0a              64 mtdblock10  (driver?)
[    2.085120] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)
! d! F, ?, I$ c) P                                                                                                                                          
去掉I2C驱动后也会出现同样的问题，请各位高手指教
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