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
7 z% S/ l' i' z! _[    1.601224] Read MAC addr from SPI Flash: ff:ff:ff:ff:ff:ff
[    1.608128] spi_davinci spi_davinci.1: Controller at 0xfef0e000
  V3 x0 x5 \6 G2 E4 Q1 c/ |[    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
  r& U" J# w7 j$ g5 y8 B[    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 l$ {0 X& {1 g2 R, ], R/ g. n1 v/ i[    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
4 J9 g2 G" v3 Q) T1 u! J; y) a5 n4 K8 w[    1.837971] IR NEC protocol handler initialized
" v6 x$ z' Q- d1 p  ]7 ][    1.842583] IR RC5(x) protocol handler initialized
( N1 N5 @! Z# d- J3 ^1 A; \4 B5 e[    1.847554] IR RC6 protocol handler initialized
8 P! ?% t! T! B, G/ S  h! F3 d[    1.852136] IR JVC protocol handler initialized
* v/ P8 ^8 n6 m2 d! w[    1.856796] IR Sony protocol handler initialized
[    1.861480] IR RC5 (streamzap) protocol handler initialized
[    1.867170] IR SANYO protocol handler initialized
1 [9 {7 G; L7 z! s4 S# {[    1.871935] IR MCE Keyboard/mouse protocol handler initialized
[    1.877882] IR LIRC bridge handler initialized
[    1.882369] Linux video capture interface: v2.00
[    1.888722] watchdog watchdog: heartbeat 60 sec
6 B( Y7 Z; Z% P& d! B[    1.895285] cpuidle: using governor ladder
: d- l8 g; }8 m: n3 i& d6 b. J[    1.900118] cpuidle: using governor menu
[    1.907499] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
5 _) l5 l" A0 |) ]/ N# G. `[    1.918396] TCP cubic registered
* h- R, }# v+ u, B[    1.921694] NET: Registered protocol family 17
: b3 B9 _7 Q; K+ S6 G[    1.927113] _regulator_get: deviceless supply cvdd not found, using dummy regulator
[    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
[    1.971301] omap_rtc omap_rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)
9 n2 s4 a1 L- g5 j0 B" I6 A5 d[    1.981557] Root-NFS: no NFS server address
& j6 [2 y4 w, R% [. N; |/ z# a[    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)
& p( W5 t: G- y5 `+ K* W4 H[    2.000512] Please append a correct "root=" boot option; here are the available partitions:
; M( F9 f8 s3 P3 A! h[    2.009218] 1f00             128 mtdblock0  (driver?)
[    2.014571] 1f01             512 mtdblock1  (driver?)
[    2.020016] 1f02             512 mtdblock2  (driver?)
[    2.025353] 1f03            4096 mtdblock3  (driver?)
[    2.030825] 1f04          519040 mtdblock4  (driver?)
[    2.036225] 1f05              64 mtdblock5  (driver?)
[    2.041536] 1f06             512 mtdblock6  (driver?)
[    2.046904] 1f07              64 mtdblock7
[    2.051053] mmc0: host does not support reading read-only switch. assuming write-enable.
% x; D4 W2 G! ^6 J3 B[    2.059503]  (driver?)
[    2.061933] 1f08            2560 mtdblock8  (driver?)
- J& ?% S2 O; l5 H; H: R[    2.067289] 1f09            4096 mtdblock9
[    2.071638] mmc0: new high speed SDHC card at address 1234
[    2.077485]  (driver?)
, O5 F) D9 U3 q3 Y( b, _[    2.079916] 1f0a              64 mtdblock10  (driver?)
[    2.085120] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)
, G: d3 b# C5 Y+ R' a3 }' ~9 l                                                                                                                                          
. [' E& Z5 Y& t! `1 T6 y去掉I2C驱动后也会出现同样的问题，请各位高手指教
4 s& P+ ]0 E3 d/ Y3 R+ g9 i