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
2 B8 e% o3 C  o[    1.665922] davinci_mdio davinci_mdio.0: davinci mdio revision 1.5
% S" U% L* o* [, b0 w: O5 f[    1.765823] davinci_mdio davinci_mdio.0: timed out waiting for user access
3 O) P6 C; O+ f/ L- Q" Q" o4 p[    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
( g  m: s- P5 W2 S) j; S% L[    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
" `4 F. l+ j) K/ l9 i6 V" |( `[    1.811665] omap_rtc omap_rtc: rtc core: registered omap_rtc as rtc0
[    1.818481] omap_rtc: RTC power up reset detected
4 I! j  @& j1 g" o6 K, t- n: K[    1.824103] i2c /dev entries driver
1 V9 |# A+ P5 \  T# _( I! C[    1.831084] lirc_dev: IR Remote Control driver registered, major 253
5 `* R2 l, v% p$ V) c: r[    1.837971] IR NEC protocol handler initialized
! E$ v3 L. {2 C: M$ _# }, V[    1.842583] IR RC5(x) protocol handler initialized
) e4 T8 c5 `. D5 {[    1.847554] IR RC6 protocol handler initialized
7 c/ d/ n( l$ t; V( r# ?; ~/ ^[    1.852136] IR JVC protocol handler initialized
6 l* |- E# ]+ m/ j[    1.856796] IR Sony protocol handler initialized
) D( l0 q; t; D7 j) F* b[    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
5 _# V+ r' s7 J" P  f' Y[    1.882369] Linux video capture interface: v2.00
[    1.888722] watchdog watchdog: heartbeat 60 sec
[    1.895285] cpuidle: using governor ladder
: ]5 N% a& l7 F& U+ a- _- Z4 T5 ^[    1.900118] cpuidle: using governor menu
, ~/ j# ?4 Z! q. Q[    1.907499] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
[    1.918396] TCP cubic registered
9 b! O5 j) X) j, p. Q( p8 ?( Q/ v6 J6 s[    1.921694] NET: Registered protocol family 17
" w( E; m9 r( p& h" W[    1.927113] _regulator_get: deviceless supply cvdd not found, using dummy regulator
[    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
% m$ J, k# G: ^+ y% K[    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
2 {0 k+ i/ _/ K" p[    1.985997] VFS: Unable to mount root fs via NFS, trying floppy.
3 [/ s+ u  ?+ 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:
/ f1 _. q3 |4 f1 O[    2.009218] 1f00             128 mtdblock0  (driver?)
% @( W5 ?& g5 g( s8 j[    2.014571] 1f01             512 mtdblock1  (driver?)
[    2.020016] 1f02             512 mtdblock2  (driver?)
[    2.025353] 1f03            4096 mtdblock3  (driver?)
' s5 G  r7 C) L9 K1 W5 z$ t* W[    2.030825] 1f04          519040 mtdblock4  (driver?)
[    2.036225] 1f05              64 mtdblock5  (driver?)
[    2.041536] 1f06             512 mtdblock6  (driver?)
3 s; ]# _5 A( q4 z[    2.046904] 1f07              64 mtdblock7
[    2.051053] mmc0: host does not support reading read-only switch. assuming write-enable.
[    2.059503]  (driver?)
( M! S  v6 f. [3 O/ `5 `5 \( D[    2.061933] 1f08            2560 mtdblock8  (driver?)
- k8 S' \$ C. H9 a[    2.067289] 1f09            4096 mtdblock9
/ ?& s8 T( d+ E* l! j) G' _) Q  J3 T[    2.071638] mmc0: new high speed SDHC card at address 1234
5 b8 Q- w0 W: E  e" o+ R[    2.077485]  (driver?)
- f5 |5 W7 c6 L8 Z[    2.079916] 1f0a              64 mtdblock10  (driver?)
[    2.085120] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)
* S' ^2 ?0 |2 p# z                                                                                                                                          
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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