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
2 I- a4 p2 ^5 n1 w( Y& Z! \[    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
[    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
7 o. s* G$ W( B9 }3 g6 j6 q: q[    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
[    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
& D2 ^6 n& V6 u0 q6 |2 g[    1.837971] IR NEC protocol handler initialized
[    1.842583] IR RC5(x) protocol handler initialized
2 S0 x$ q9 M" G9 f[    1.847554] IR RC6 protocol handler initialized
[    1.852136] IR JVC protocol handler initialized
* E$ ~4 M' h) Q' ^[    1.856796] IR Sony protocol handler initialized
[    1.861480] IR RC5 (streamzap) protocol handler initialized
$ d, ]1 [1 `. G( o" I[    1.867170] IR SANYO protocol handler initialized
* Q9 ]- ~' n0 L/ L3 e; p+ b' Z[    1.871935] IR MCE Keyboard/mouse protocol handler initialized
[    1.877882] IR LIRC bridge handler initialized
9 ^1 j: a2 s/ n[    1.882369] Linux video capture interface: v2.00
[    1.888722] watchdog watchdog: heartbeat 60 sec
[    1.895285] cpuidle: using governor ladder
[    1.900118] cpuidle: using governor menu
- }0 L4 I: f6 y; M" M3 k8 C[    1.907499] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
2 |) Z4 l2 @' i[    1.918396] TCP cubic registered
3 f# r. k( |4 C  K$ ^" B[    1.921694] NET: Registered protocol family 17
[    1.927113] _regulator_get: deviceless supply cvdd not found, using dummy regulator
8 L4 ?) w( l+ ~+ |[    1.942633] console [netcon0] enabled
[    1.946844] netconsole: network logging started
[    1.951985] davinci_emac davinci_emac.1: using random MAC addr: 72:9d:29:ed:bd:8d
- _; b- m: M( C, _0 a[    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.
# F' P9 x) C) R1 T& A1 K" X[    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:
$ d6 I0 ?$ z; y+ `[    2.009218] 1f00             128 mtdblock0  (driver?)
, y/ B* b* m; Y) b. t[    2.014571] 1f01             512 mtdblock1  (driver?)
[    2.020016] 1f02             512 mtdblock2  (driver?)
[    2.025353] 1f03            4096 mtdblock3  (driver?)
[    2.030825] 1f04          519040 mtdblock4  (driver?)
8 Z0 x/ v9 O5 ?! {. x2 k[    2.036225] 1f05              64 mtdblock5  (driver?)
[    2.041536] 1f06             512 mtdblock6  (driver?)
[    2.046904] 1f07              64 mtdblock7
1 [/ d6 v4 ]  }[    2.051053] mmc0: host does not support reading read-only switch. assuming write-enable.
7 [5 a. I( _9 Q1 L' m& M, F* E* ][    2.059503]  (driver?)
  R+ ^, f+ {3 F0 o) j[    2.061933] 1f08            2560 mtdblock8  (driver?)
[    2.067289] 1f09            4096 mtdblock9
[    2.071638] mmc0: new high speed SDHC card at address 1234
[    2.077485]  (driver?)
[    2.079916] 1f0a              64 mtdblock10  (driver?)
4 K4 x$ T. ^  F4 M% m7 o[    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
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