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
0 g9 C2 O4 b( w[    1.608128] spi_davinci spi_davinci.1: Controller at 0xfef0e000
[    1.665922] davinci_mdio davinci_mdio.0: davinci mdio revision 1.5
4 v3 W  p! P! G" x5 t( {[    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
* K8 I& ^" @6 o. E4 L[    1.782316] _regulator_get: spi1.1 supply vcc not found, using dummy regulator
( P+ d0 }. R- O* ^. v[    1.790613] ads7846 spi1.1: touchscreen, irq 145
! `, i1 H5 |1 A( Y4 B0 R[    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
& s4 i" E+ d8 T0 K[    1.818481] omap_rtc: RTC power up reset detected
[    1.824103] i2c /dev entries driver
[    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
2 L1 P, }2 n9 J' H[    1.847554] IR RC6 protocol handler initialized
$ y6 T) \% t% m) B[    1.852136] IR JVC protocol handler initialized
[    1.856796] IR Sony protocol handler initialized
[    1.861480] IR RC5 (streamzap) protocol handler initialized
[    1.867170] IR SANYO protocol handler initialized
2 ^- w8 a/ I! v" F5 g5 I3 _1 M[    1.871935] IR MCE Keyboard/mouse protocol handler initialized
' D, X5 A6 m! F* \) Y) f[    1.877882] IR LIRC bridge handler initialized
[    1.882369] Linux video capture interface: v2.00
' J: q1 L' Z3 p/ {; K[    1.888722] watchdog watchdog: heartbeat 60 sec
8 z+ N. F# h5 j5 }[    1.895285] cpuidle: using governor ladder
" T8 N1 J) l7 p' I! |+ j[    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
[    1.927113] _regulator_get: deviceless supply cvdd not found, using dummy regulator
[    1.942633] console [netcon0] enabled
0 [0 e! z* C5 N, I* L+ ][    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)
2 w/ k8 o3 G- k; ]: a. @+ x: @, `[    1.981557] Root-NFS: no NFS server address
2 [; @, M+ {( V$ U[    1.985997] VFS: Unable to mount root fs via NFS, trying floppy.
+ C# m7 I1 K3 \, w, l. G[    1.993259] VFS: Cannot open root device "mmcblk0p2" or unknown-block(2,0)
/ t: ~" C) V" K5 c# E[    2.000512] Please append a correct "root=" boot option; here are the available partitions:
[    2.009218] 1f00             128 mtdblock0  (driver?)
' Y# V; o& S2 n4 z[    2.014571] 1f01             512 mtdblock1  (driver?)
[    2.020016] 1f02             512 mtdblock2  (driver?)
[    2.025353] 1f03            4096 mtdblock3  (driver?)
2 y* q, g/ D' Y, `3 U[    2.030825] 1f04          519040 mtdblock4  (driver?)
) w% D6 l$ R) d4 Q[    2.036225] 1f05              64 mtdblock5  (driver?)
[    2.041536] 1f06             512 mtdblock6  (driver?)
  i, Y* S) c: ?, B0 I[    2.046904] 1f07              64 mtdblock7
8 K3 ~  d. D$ X% N[    2.051053] mmc0: host does not support reading read-only switch. assuming write-enable.
+ _' _9 s+ P# s[    2.059503]  (driver?)
[    2.061933] 1f08            2560 mtdblock8  (driver?)
[    2.067289] 1f09            4096 mtdblock9
2 L9 i4 P6 e/ t[    2.071638] mmc0: new high speed SDHC card at address 1234
[    2.077485]  (driver?)
. v. s" I. {. @1 j% ~0 E" ]  U. ?& Q2 p5 S[    2.079916] 1f0a              64 mtdblock10  (driver?)
2 |8 p6 N4 U, F5 X! W" @[    2.085120] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)
                                                                                                                                          
1 M6 @2 c1 i  _8 G' h$ G) t, l7 j去掉I2C驱动后也会出现同样的问题，请各位高手指教