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
! E9 k% f% S3 B. q+ f7 `& l7 m[    1.601224] Read MAC addr from SPI Flash: ff:ff:ff:ff:ff:ff
3 I  n; J* E) O/ v/ t* {3 s( A[    1.608128] spi_davinci spi_davinci.1: Controller at 0xfef0e000
3 F# e  S* }5 `) A- Q) s- D[    1.665922] davinci_mdio davinci_mdio.0: davinci mdio revision 1.5
  C5 @. s$ Y8 X& x8 d1 n( E3 b[    1.765823] davinci_mdio davinci_mdio.0: timed out waiting for user access
2 r- X/ A+ Q& n+ s$ F: _9 ?[    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
) y& f) f* p* J! ~' W& A. x[    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
, z9 p# x' u# |0 R[    1.818481] omap_rtc: RTC power up reset detected
: ~* |, V& t, x- m& r0 |[    1.824103] i2c /dev entries driver
! y8 ^# Z1 r3 j6 A) R[    1.831084] lirc_dev: IR Remote Control driver registered, major 253
& g$ J; I# j5 K. M8 [9 ~[    1.837971] IR NEC protocol handler initialized
[    1.842583] IR RC5(x) protocol handler initialized
/ q% d( D" r; |3 _1 P# H[    1.847554] IR RC6 protocol handler initialized
[    1.852136] IR JVC protocol handler initialized
* |, u; G' x. g/ c  R[    1.856796] IR Sony protocol handler initialized
( O% {) Q' \* T- P  ]/ V$ p[    1.861480] IR RC5 (streamzap) protocol handler initialized
[    1.867170] IR SANYO protocol handler initialized
9 {- @! f# ]8 \- F+ T7 l# ][    1.871935] IR MCE Keyboard/mouse protocol handler initialized
[    1.877882] IR LIRC bridge handler initialized
/ b" K& o; P/ ]8 b% H1 r[    1.882369] Linux video capture interface: v2.00
[    1.888722] watchdog watchdog: heartbeat 60 sec
! `# T0 [" Y$ {5 _[    1.895285] cpuidle: using governor ladder
2 v. |2 b2 @, I8 N[    1.900118] cpuidle: using governor menu
[    1.907499] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
. G3 x, F$ ]( t! S3 J[    1.918396] TCP cubic registered
  F" O  p' G2 r/ Z7 X7 P[    1.921694] NET: Registered protocol family 17
6 m  [$ ~: g  t! a: [[    1.927113] _regulator_get: deviceless supply cvdd not found, using dummy regulator
# Q$ d/ ~7 i5 ^3 U8 a[    1.942633] console [netcon0] enabled
; a5 O7 I8 ?/ T. ]+ z[    1.946844] netconsole: network logging started
[    1.951985] davinci_emac davinci_emac.1: using random MAC addr: 72:9d:29:ed:bd:8d
4 z5 {7 x9 m+ v, M[    1.971301] omap_rtc omap_rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)
: V3 g+ u% h2 Y9 Z* P# [[    1.981557] Root-NFS: no NFS server address
! ?9 @9 n3 c; D& K1 a) `. J[    1.985997] VFS: Unable to mount root fs via NFS, trying floppy.
5 ~" v8 T- J+ @[    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?)
+ @8 U# J8 W2 F5 }# W7 w  D[    2.014571] 1f01             512 mtdblock1  (driver?)
+ o9 Z9 [5 }+ u2 `8 y/ [/ ^% E[    2.020016] 1f02             512 mtdblock2  (driver?)
[    2.025353] 1f03            4096 mtdblock3  (driver?)
. C* _9 G' `6 A$ O[    2.030825] 1f04          519040 mtdblock4  (driver?)
$ g% J2 _# S) t8 G[    2.036225] 1f05              64 mtdblock5  (driver?)
[    2.041536] 1f06             512 mtdblock6  (driver?)
! L) r$ L" T* t6 h7 p[    2.046904] 1f07              64 mtdblock7
, ~# k7 k8 \" _! {( p& o[    2.051053] mmc0: host does not support reading read-only switch. assuming write-enable.
* J2 l* J6 L, D0 [[    2.059503]  (driver?)
, }0 a1 {' H* q  `  e% l[    2.061933] 1f08            2560 mtdblock8  (driver?)
2 I5 n7 w% y- v[    2.067289] 1f09            4096 mtdblock9
% f0 N# ?+ s$ j) ?* S[    2.071638] mmc0: new high speed SDHC card at address 1234
[    2.077485]  (driver?)
7 W! B9 d2 o; C7 s* ~1 C+ j- U/ D[    2.079916] 1f0a              64 mtdblock10  (driver?)
' d- B* Z$ N* O, P[    2.085120] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)
                                                                                                                                          
+ t' c$ K1 p0 e, W- Q* u去掉I2C驱动后也会出现同样的问题，请各位高手指教
4 n( O  u0 J! \/ M0 K' H