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
: [8 V" p  ~# L- C. J/ ^5 ~4 I[    1.601224] Read MAC addr from SPI Flash: ff:ff:ff:ff:ff:ff
2 ]' p' v1 \+ s* |7 U0 u" a[    1.608128] spi_davinci spi_davinci.1: Controller at 0xfef0e000
[    1.665922] davinci_mdio davinci_mdio.0: davinci mdio revision 1.5
9 s, s8 D& d5 G& G; I4 E6 U[    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
; S( R% f' _8 Z/ L* F+ e) z[    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
( x. q! B% t$ L; X, X' C3 x& z[    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
1 a' E9 c& D' A4 M6 R3 w8 V[    1.831084] lirc_dev: IR Remote Control driver registered, major 253
$ |- H, A& m/ V$ v[    1.837971] IR NEC protocol handler initialized
[    1.842583] IR RC5(x) protocol handler initialized
[    1.847554] IR RC6 protocol handler initialized
) c) {/ o' u8 S7 \7 l0 W3 G[    1.852136] IR JVC protocol handler initialized
7 h  P! O5 `1 e, W- o3 ?$ t7 D[    1.856796] IR Sony protocol handler initialized
+ g1 M& L* R  w1 v* v# A9 V[    1.861480] IR RC5 (streamzap) protocol handler initialized
3 K# X- D! X# [) ][    1.867170] IR SANYO protocol handler initialized
[    1.871935] IR MCE Keyboard/mouse protocol handler initialized
4 K' x. `! g6 u- T# \[    1.877882] IR LIRC bridge handler initialized
8 j2 D, \+ ^# v9 M$ j" ~8 c# M[    1.882369] Linux video capture interface: v2.00
[    1.888722] watchdog watchdog: heartbeat 60 sec
[    1.895285] cpuidle: using governor ladder
[    1.900118] cpuidle: using governor menu
[    1.907499] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
[    1.918396] TCP cubic registered
[    1.921694] NET: Registered protocol family 17
/ J5 E& p* [7 q6 a, ^' n[    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
[    1.971301] omap_rtc omap_rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)
7 k" J0 W9 a2 G! D- H: 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)
5 ]; w" [4 D- ^$ z9 @. Z% m[    2.000512] Please append a correct "root=" boot option; here are the available partitions:
' {1 G" K9 D: q# N6 |# |  \[    2.009218] 1f00             128 mtdblock0  (driver?)
' A, n2 r  G! M/ g! S[    2.014571] 1f01             512 mtdblock1  (driver?)
[    2.020016] 1f02             512 mtdblock2  (driver?)
+ V. g, P& J: [$ u9 E' [7 i3 P[    2.025353] 1f03            4096 mtdblock3  (driver?)
' s3 ]& N0 R! _6 t[    2.030825] 1f04          519040 mtdblock4  (driver?)
[    2.036225] 1f05              64 mtdblock5  (driver?)
[    2.041536] 1f06             512 mtdblock6  (driver?)
[    2.046904] 1f07              64 mtdblock7
" O6 x7 L+ [; T7 C[    2.051053] mmc0: host does not support reading read-only switch. assuming write-enable.
% F/ n$ R! c. o- [5 [- B[    2.059503]  (driver?)
! v0 K$ p6 A& \[    2.061933] 1f08            2560 mtdblock8  (driver?)
  F5 E) N4 n' }& a% X# Z8 m( R[    2.067289] 1f09            4096 mtdblock9
# H, j4 m- p$ A0 m5 v[    2.071638] mmc0: new high speed SDHC card at address 1234
& |& S$ U. Q( A! L& }6 M4 \9 V[    2.077485]  (driver?)
9 z1 M& X3 K! S' I3 O5 O! C2 H[    2.079916] 1f0a              64 mtdblock10  (driver?)
[    2.085120] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)
6 o& v& D6 F) T9 p                                                                                                                                          
去掉I2C驱动后也会出现同样的问题，请各位高手指教