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
, E! u- d4 b' p[    1.601224] Read MAC addr from SPI Flash: ff:ff:ff:ff:ff:ff
[    1.608128] spi_davinci spi_davinci.1: Controller at 0xfef0e000
) g# I! I$ b: h; \5 o[    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
% D- U8 f# ~7 I, K4 H: S[    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
[    1.811665] omap_rtc omap_rtc: rtc core: registered omap_rtc as rtc0
2 V: Y& T6 h  P/ L[    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
$ d/ m% o' R5 ]& k2 `: G[    1.842583] IR RC5(x) protocol handler initialized
[    1.847554] IR RC6 protocol handler initialized
[    1.852136] IR JVC protocol handler initialized
  y  V" }7 a4 o[    1.856796] IR Sony protocol handler initialized
8 t) @* Z( P+ s# b[    1.861480] IR RC5 (streamzap) protocol handler initialized
[    1.867170] IR SANYO protocol handler initialized
; z- @5 o9 I# F2 Q/ m7 b[    1.871935] IR MCE Keyboard/mouse protocol handler initialized
[    1.877882] IR LIRC bridge handler initialized
[    1.882369] Linux video capture interface: v2.00
6 Y8 i2 K; d" W3 G) x' ?8 y[    1.888722] watchdog watchdog: heartbeat 60 sec
3 `' i5 {6 y" Y" H, P  R+ _[    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
/ a! G! b; v+ \; d' R- q[    1.921694] NET: Registered protocol family 17
. R1 g6 ]4 B6 l& @; \8 N" S" m[    1.927113] _regulator_get: deviceless supply cvdd not found, using dummy regulator
: i) {% X. W2 u( w[    1.942633] console [netcon0] enabled
% Z8 x9 x; h4 N9 D1 S/ b( U+ 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 @' h) @6 T  ]/ ]  r& O[    1.971301] omap_rtc omap_rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)
. J+ D, g. r, s  F[    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)
/ y) u8 d2 \3 i) n% ~  _0 c! U[    2.000512] Please append a correct "root=" boot option; here are the available partitions:
[    2.009218] 1f00             128 mtdblock0  (driver?)
7 g" x% j3 J; ^; j2 _4 Q[    2.014571] 1f01             512 mtdblock1  (driver?)
[    2.020016] 1f02             512 mtdblock2  (driver?)
[    2.025353] 1f03            4096 mtdblock3  (driver?)
0 k" y7 p3 ]1 P) N, B- R[    2.030825] 1f04          519040 mtdblock4  (driver?)
[    2.036225] 1f05              64 mtdblock5  (driver?)
7 r& w! ^& |, |7 V/ g[    2.041536] 1f06             512 mtdblock6  (driver?)
[    2.046904] 1f07              64 mtdblock7
- U& ~8 o6 E6 Z6 x[    2.051053] mmc0: host does not support reading read-only switch. assuming write-enable.
( k: O3 s( a/ q; H[    2.059503]  (driver?)
& _- H5 g1 r! T6 \% b( j' [[    2.061933] 1f08            2560 mtdblock8  (driver?)
# j3 [9 P+ P* @- V/ Y7 d6 b[    2.067289] 1f09            4096 mtdblock9
[    2.071638] mmc0: new high speed SDHC card at address 1234
[    2.077485]  (driver?)
' Q( F7 h" J4 `# u, w[    2.079916] 1f0a              64 mtdblock10  (driver?)
/ F5 p0 ?  c( L- s/ e9 u0 k[    2.085120] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)
                                                                                                                                          
去掉I2C驱动后也会出现同样的问题，请各位高手指教
; U/ D2 B1 l$ m. z+ r