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
; a% H! q4 f8 G* R[    1.601224] Read MAC addr from SPI Flash: ff:ff:ff:ff:ff:ff
[    1.608128] spi_davinci spi_davinci.1: Controller at 0xfef0e000
[    1.665922] davinci_mdio davinci_mdio.0: davinci mdio revision 1.5
1 S7 {. M2 C2 b( E[    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
6 u& ]6 W9 L/ F- D) m: n[    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
  P4 T% Y& v* o/ i[    1.811665] omap_rtc omap_rtc: rtc core: registered omap_rtc as rtc0
$ B+ t, _1 R; C8 [: z2 a* ^[    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
9 v% j1 a4 A8 D+ b% d7 X[    1.842583] IR RC5(x) protocol handler initialized
) K" \3 w  E9 l  E[    1.847554] IR RC6 protocol handler initialized
[    1.852136] IR JVC protocol handler initialized
[    1.856796] IR Sony protocol handler initialized
[    1.861480] IR RC5 (streamzap) protocol handler initialized
0 }. |+ A# l/ s4 _, D5 f[    1.867170] IR SANYO protocol handler initialized
  q0 x+ j  F5 n3 O5 d[    1.871935] IR MCE Keyboard/mouse protocol handler initialized
[    1.877882] IR LIRC bridge handler initialized
[    1.882369] Linux video capture interface: v2.00
& o5 u" `* ~8 \[    1.888722] watchdog watchdog: heartbeat 60 sec
[    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
[    1.921694] NET: Registered protocol family 17
; o: l9 a1 x) ^- k[    1.927113] _regulator_get: deviceless supply cvdd not found, using dummy regulator
[    1.942633] console [netcon0] enabled
. S2 s- z( B1 W  B: s; ~2 M[    1.946844] netconsole: network logging started
[    1.951985] davinci_emac davinci_emac.1: using random MAC addr: 72:9d:29:ed:bd:8d
! N( G5 w/ c- v* q, N) Q[    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.
$ o' S/ Y- V2 Y, K1 ^[    1.993259] VFS: Cannot open root device "mmcblk0p2" or unknown-block(2,0)
' x! E6 p5 @4 M0 z[    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?)
[    2.020016] 1f02             512 mtdblock2  (driver?)
  |2 b+ r1 t+ y, `' j) C* d, \[    2.025353] 1f03            4096 mtdblock3  (driver?)
# i& v' l) t  z; x; s" k* p$ T1 }[    2.030825] 1f04          519040 mtdblock4  (driver?)
" w+ e* b& {: G/ p4 v[    2.036225] 1f05              64 mtdblock5  (driver?)
  s; j, G- f  v6 n9 Y+ t1 F[    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.
[    2.059503]  (driver?)
[    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?)
[    2.085120] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)
# L+ a; C' ^3 j+ u; ]( d% j$ H! r                                                                                                                                          
2 A8 y% ?. c* a' _$ T去掉I2C驱动后也会出现同样的问题，请各位高手指教
$ d. r! d( d/ w; U5 e* q
: p" K3 J, p$ M2 r3 B) }