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
[    1.665922] davinci_mdio davinci_mdio.0: davinci mdio revision 1.5
# R' `1 M* N( d( h/ K8 f[    1.765823] davinci_mdio davinci_mdio.0: timed out waiting for user access
- I7 W  R. X( y' `[    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
7 N" P  H4 M) b5 C, o2 z) _% j[    1.790613] ads7846 spi1.1: touchscreen, irq 145
! b! H+ g& R+ |6 p[    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
[    1.824103] i2c /dev entries driver
: Y1 E- d& g- X! L1 T[    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
[    1.847554] IR RC6 protocol handler initialized
[    1.852136] IR JVC protocol handler initialized
5 E% s7 Q3 r! _6 g/ R[    1.856796] IR Sony protocol handler initialized
" N( Z; Y& D+ y9 a! W[    1.861480] IR RC5 (streamzap) protocol handler initialized
% [4 v; F9 s; d( G, Y8 ~) e; I2 @[    1.867170] IR SANYO protocol handler initialized
[    1.871935] IR MCE Keyboard/mouse protocol handler initialized
9 {; c6 q7 W3 z9 }9 s" \6 j[    1.877882] IR LIRC bridge handler initialized
[    1.882369] Linux video capture interface: v2.00
" Z# m: j6 W( S- F1 e* T[    1.888722] watchdog watchdog: heartbeat 60 sec
[    1.895285] cpuidle: using governor ladder
: h( J8 i6 F5 u/ [( H[    1.900118] cpuidle: using governor menu
9 Y% Z5 ~; D5 S& [6 g2 _[    1.907499] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
# {5 d! T# |$ y2 s3 `/ n[    1.918396] TCP cubic registered
- \* o6 S6 ^; R6 [) ^[    1.921694] NET: Registered protocol family 17
& p1 U/ ^5 j$ G2 ]# h[    1.927113] _regulator_get: deviceless supply cvdd not found, using dummy regulator
[    1.942633] console [netcon0] enabled
' R, P6 l0 p( O, z3 }: q[    1.946844] netconsole: network logging started
[    1.951985] davinci_emac davinci_emac.1: using random MAC addr: 72:9d:29:ed:bd:8d
4 r9 N1 D$ [* ?0 `[    1.971301] omap_rtc omap_rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)
( q: y2 @' ]1 [% h[    1.981557] Root-NFS: no NFS server address
% d: `/ p) e" O  p% }$ I! D[    1.985997] VFS: Unable to mount root fs via NFS, trying floppy.
. s, m/ T2 L0 k" ~6 @[    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:
/ U. k( h3 d7 i" u2 o* R[    2.009218] 1f00             128 mtdblock0  (driver?)
5 g7 D1 F) Q, h6 d, n  d) K[    2.014571] 1f01             512 mtdblock1  (driver?)
[    2.020016] 1f02             512 mtdblock2  (driver?)
[    2.025353] 1f03            4096 mtdblock3  (driver?)
; |) P4 ^, R7 q; Z+ ~[    2.030825] 1f04          519040 mtdblock4  (driver?)
/ i# v- i- n: j+ B! c[    2.036225] 1f05              64 mtdblock5  (driver?)
[    2.041536] 1f06             512 mtdblock6  (driver?)
( T1 |4 t7 y3 j4 l% E( f6 D! U9 }[    2.046904] 1f07              64 mtdblock7
; L; S4 ]/ e/ a& Z3 Y3 E[    2.051053] mmc0: host does not support reading read-only switch. assuming write-enable.
8 {% a) h( {+ k8 r! Q" [1 w[    2.059503]  (driver?)
[    2.061933] 1f08            2560 mtdblock8  (driver?)
[    2.067289] 1f09            4096 mtdblock9
% o" x, `3 y% _1 ]+ Z- i3 t5 a" o[    2.071638] mmc0: new high speed SDHC card at address 1234
[    2.077485]  (driver?)
[    2.079916] 1f0a              64 mtdblock10  (driver?)
" j; s4 G5 E. H5 u. U[    2.085120] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)
7 H" U0 y$ f( Y4 \" r                                                                                                                                          
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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