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
2 j+ M( l& h* h. g) e+ Z[    1.601224] Read MAC addr from SPI Flash: ff:ff:ff:ff:ff:ff
# X' y; I" _5 t[    1.608128] spi_davinci spi_davinci.1: Controller at 0xfef0e000
[    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
" L& ^& z" \* l/ ]4 @6 X1 [# v[    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
2 F- Z5 ?7 v% w, e[    1.796961] input: ADS7846 Touchscreen as /devices/platform/spi_davinci.1/spi_master/spi1/spi1.1/input/input0
' L5 M* t+ L" J* q[    1.811665] omap_rtc omap_rtc: rtc core: registered omap_rtc as rtc0
1 s4 v& K2 ~6 g8 S; f[    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
0 O( a  ^7 ]0 p$ z- V[    1.842583] IR RC5(x) protocol handler initialized
) f/ ~' S: N6 b[    1.847554] IR RC6 protocol handler initialized
. u2 _% |, L+ T: ^# N9 _, {[    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
$ Y7 y% z$ X2 F# _. ^% ][    1.871935] IR MCE Keyboard/mouse protocol handler initialized
6 s1 A8 [$ G; U[    1.877882] IR LIRC bridge handler initialized
[    1.882369] Linux video capture interface: v2.00
[    1.888722] watchdog watchdog: heartbeat 60 sec
[    1.895285] cpuidle: using governor ladder
* i7 |: l2 L4 O$ c  k[    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
[    1.946844] netconsole: network logging started
/ d' M$ z! O7 e1 q[    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 L7 {& e9 _# l+ Y[    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)
[    2.000512] Please append a correct "root=" boot option; here are the available partitions:
[    2.009218] 1f00             128 mtdblock0  (driver?)
[    2.014571] 1f01             512 mtdblock1  (driver?)
" P2 s# E% V8 m; E7 k9 e" G7 H[    2.020016] 1f02             512 mtdblock2  (driver?)
[    2.025353] 1f03            4096 mtdblock3  (driver?)
[    2.030825] 1f04          519040 mtdblock4  (driver?)
1 K" C$ i% J/ Y9 M& x  p[    2.036225] 1f05              64 mtdblock5  (driver?)
1 f/ Z* x7 H$ j+ M$ s, x[    2.041536] 1f06             512 mtdblock6  (driver?)
4 }, w* C# n" r[    2.046904] 1f07              64 mtdblock7
[    2.051053] mmc0: host does not support reading read-only switch. assuming write-enable.
[    2.059503]  (driver?)
/ _4 ^! f& I! z( a- j. Q[    2.061933] 1f08            2560 mtdblock8  (driver?)
[    2.067289] 1f09            4096 mtdblock9
5 o  A6 z! C1 \, R1 }, N[    2.071638] mmc0: new high speed SDHC card at address 1234
[    2.077485]  (driver?)
[    2.079916] 1f0a              64 mtdblock10  (driver?)
[    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

* e- ]: z+ `% q# c4 u