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
/ |2 V3 q& d( G" q4 p8 E[    1.608128] spi_davinci spi_davinci.1: Controller at 0xfef0e000
[    1.665922] davinci_mdio davinci_mdio.0: davinci mdio revision 1.5
8 B& z4 v& z- K) |[    1.765823] davinci_mdio davinci_mdio.0: timed out waiting for user access
5 F: P. q% J# @" @/ O# d[    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
! J0 O* t$ B3 K  i[    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
[    1.818481] omap_rtc: RTC power up reset detected
/ z& ]& ^- O5 H0 |2 S, c3 n' d[    1.824103] i2c /dev entries driver
[    1.831084] lirc_dev: IR Remote Control driver registered, major 253
3 `7 M6 m7 Z& F. K! _[    1.837971] IR NEC protocol handler initialized
1 B) z) S2 G. s5 y' F3 ^; V3 f6 r6 ~[    1.842583] IR RC5(x) protocol handler initialized
[    1.847554] IR RC6 protocol handler initialized
" h( j& X; K3 R  M! S) |[    1.852136] IR JVC protocol handler initialized
" ]6 Z6 L( m6 p* C. ~[    1.856796] IR Sony protocol handler initialized
[    1.861480] IR RC5 (streamzap) protocol handler initialized
[    1.867170] IR SANYO protocol handler initialized
; F. d* N$ i8 ]6 b2 g[    1.871935] IR MCE Keyboard/mouse protocol handler initialized
3 H2 }. N& z' A+ h) F[    1.877882] IR LIRC bridge handler initialized
[    1.882369] Linux video capture interface: v2.00
. }# e% B' O  [( ^) z2 Z1 L) _' N[    1.888722] watchdog watchdog: heartbeat 60 sec
[    1.895285] cpuidle: using governor ladder
[    1.900118] cpuidle: using governor menu
0 u" a+ n: i' |% a3 q3 R$ i7 N[    1.907499] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
7 T) C1 N" |2 k# Y8 n[    1.918396] TCP cubic registered
[    1.921694] NET: Registered protocol family 17
  z2 H, m" D  T! ]" P& g' @- J[    1.927113] _regulator_get: deviceless supply cvdd not found, using dummy regulator
; ]$ x  d5 n1 f3 c4 @[    1.942633] console [netcon0] enabled
[    1.946844] netconsole: network logging started
[    1.951985] davinci_emac davinci_emac.1: using random MAC addr: 72:9d:29:ed:bd:8d
; ^0 G- I; \& J$ z[    1.971301] omap_rtc omap_rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)
) E( {/ X5 S. z* X  k+ ^. K[    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)
[    2.000512] Please append a correct "root=" boot option; here are the available partitions:
& l2 p2 c$ H: c% W1 I[    2.009218] 1f00             128 mtdblock0  (driver?)
[    2.014571] 1f01             512 mtdblock1  (driver?)
[    2.020016] 1f02             512 mtdblock2  (driver?)
) I: c2 k2 |! U  n* j5 z[    2.025353] 1f03            4096 mtdblock3  (driver?)
+ o9 p( X; _1 Q5 W2 b' z[    2.030825] 1f04          519040 mtdblock4  (driver?)
: T) A7 m  ]( b( T- u, ~! o, M[    2.036225] 1f05              64 mtdblock5  (driver?)
: [1 M7 I2 j. [/ n3 y4 _! i[    2.041536] 1f06             512 mtdblock6  (driver?)
' A1 |/ f& U7 k/ h- }- s[    2.046904] 1f07              64 mtdblock7
[    2.051053] mmc0: host does not support reading read-only switch. assuming write-enable.
" H9 T8 s" y. X& L[    2.059503]  (driver?)
[    2.061933] 1f08            2560 mtdblock8  (driver?)
[    2.067289] 1f09            4096 mtdblock9
/ }# x" u, A, X* }[    2.071638] mmc0: new high speed SDHC card at address 1234
. g" {$ B8 w" k# ~# Z[    2.077485]  (driver?)
2 {1 A$ H' N+ J) C5 b# L[    2.079916] 1f0a              64 mtdblock10  (driver?)
' V; ], @$ X2 |+ M6 n* q# d[    2.085120] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)
$ M6 D% r# @5 ]" p8 ^                                                                                                                                          
, W2 h% g+ K  @去掉I2C驱动后也会出现同样的问题，请各位高手指教
# ~5 D9 l9 ~  K: _/ W8 h* x, H
/ l* B# F! H, Q6 ^+ C' V