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
; ~$ b, P9 [$ b) @[    1.665922] davinci_mdio davinci_mdio.0: davinci mdio revision 1.5
[    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
" z( B" b* f+ V" m) P+ m: B/ H0 c[    1.782316] _regulator_get: spi1.1 supply vcc not found, using dummy regulator
[    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
" L5 _5 X; c: C6 i% n[    1.811665] omap_rtc omap_rtc: rtc core: registered omap_rtc as rtc0
9 p' _0 b3 |3 X9 P3 b% o) G+ ^[    1.818481] omap_rtc: RTC power up reset detected
[    1.824103] i2c /dev entries driver
, Z2 h! I( b2 z3 _7 a' x[    1.831084] lirc_dev: IR Remote Control driver registered, major 253
4 v, E' F$ d# o. j& L% B1 o[    1.837971] IR NEC protocol handler initialized
[    1.842583] IR RC5(x) protocol handler initialized
$ Z% K) S# k* s1 [8 t[    1.847554] IR RC6 protocol handler initialized
6 ^5 b% `+ d3 M* s; l$ Z[    1.852136] IR JVC protocol handler initialized
[    1.856796] IR Sony protocol handler initialized
7 z5 z5 Y4 B. [; G7 S' N[    1.861480] IR RC5 (streamzap) protocol handler initialized
[    1.867170] IR SANYO protocol handler initialized
+ L( t* D9 d. Q3 u  A) ~[    1.871935] IR MCE Keyboard/mouse protocol handler initialized
* U. z  e* ^: b, P8 s7 P[    1.877882] IR LIRC bridge handler initialized
[    1.882369] Linux video capture interface: v2.00
[    1.888722] watchdog watchdog: heartbeat 60 sec
) C9 n1 N- Y$ F* w  K[    1.895285] cpuidle: using governor ladder
4 _4 @3 v9 K  ]* t[    1.900118] cpuidle: using governor menu
[    1.907499] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
/ v" E0 p) f3 k5 m2 [# s6 w[    1.918396] TCP cubic registered
[    1.921694] NET: Registered protocol family 17
. a: O& A) p  I  }3 A6 S; I% K9 w[    1.927113] _regulator_get: deviceless supply cvdd not found, using dummy regulator
[    1.942633] console [netcon0] enabled
[    1.946844] netconsole: network logging started
& ]5 [5 U5 ?* }1 @[    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)
[    1.981557] Root-NFS: no NFS server address
[    1.985997] VFS: Unable to mount root fs via NFS, trying floppy.
- n0 M* s0 R. r9 v[    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:
/ M& y) A! \  m9 r/ K& y[    2.009218] 1f00             128 mtdblock0  (driver?)
[    2.014571] 1f01             512 mtdblock1  (driver?)
[    2.020016] 1f02             512 mtdblock2  (driver?)
[    2.025353] 1f03            4096 mtdblock3  (driver?)
* _/ b' i8 W5 W2 w[    2.030825] 1f04          519040 mtdblock4  (driver?)
& `; h/ M: i- s4 i/ P$ ?[    2.036225] 1f05              64 mtdblock5  (driver?)
; S$ m. R. P* \/ _  a[    2.041536] 1f06             512 mtdblock6  (driver?)
. ?/ d) U0 _. Q  ?7 B2 j[    2.046904] 1f07              64 mtdblock7
% _4 H/ i( ^% `[    2.051053] mmc0: host does not support reading read-only switch. assuming write-enable.
0 i/ v+ }9 i7 H8 \4 S3 n) F& y$ H[    2.059503]  (driver?)
& V! ]" S! A' W5 _( H8 K( c5 w6 w[    2.061933] 1f08            2560 mtdblock8  (driver?)
! ^9 p$ o/ z. U, f8 Z" q% e[    2.067289] 1f09            4096 mtdblock9
3 ^& P0 p$ |2 B1 g  Y% y; A# I  {[    2.071638] mmc0: new high speed SDHC card at address 1234
  e  [% V4 C6 [1 @- ^# K6 H[    2.077485]  (driver?)
[    2.079916] 1f0a              64 mtdblock10  (driver?)
5 i; f, Z0 x/ q[    2.085120] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)
                                                                                                                                          
  r5 c2 c8 F- v2 @: ]去掉I2C驱动后也会出现同样的问题，请各位高手指教