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
- V/ I1 g& o% p. t2 _. e4 ?[    1.601224] Read MAC addr from SPI Flash: ff:ff:ff:ff:ff:ff
: M- C: m) ~" d' {[    1.608128] spi_davinci spi_davinci.1: Controller at 0xfef0e000
  h2 l+ s8 A# U$ G[    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 G* l/ z* B; A9 }[    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
! i) o( R4 H9 T2 B" V[    1.831084] lirc_dev: IR Remote Control driver registered, major 253
[    1.837971] IR NEC protocol handler initialized
6 z/ ~, j, ?  p/ v  x6 T[    1.842583] IR RC5(x) protocol handler initialized
' J: X% w: g2 u* w. V0 e+ T) b: L[    1.847554] IR RC6 protocol handler initialized
' M4 o& s: O# R2 X( q1 ?3 N5 H# [5 w. F[    1.852136] IR JVC protocol handler initialized
; A; B. Z% p2 Z8 C[    1.856796] IR Sony protocol handler initialized
7 P& Z; M) d$ ^6 [* i[    1.861480] IR RC5 (streamzap) protocol handler initialized
. v5 i& m7 Q+ B; c1 l[    1.867170] IR SANYO protocol handler initialized
5 \) O& k7 d# b7 _9 B- t" u) b6 q5 o[    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
9 r3 T6 N5 w! C[    1.895285] cpuidle: using governor ladder
[    1.900118] cpuidle: using governor menu
8 u. k7 `" `( ~+ H' n$ S[    1.907499] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
[    1.918396] TCP cubic registered
- M0 H  F8 s7 h' K: c# |* S6 H0 {[    1.921694] NET: Registered protocol family 17
+ v. \9 b" Q  i[    1.927113] _regulator_get: deviceless supply cvdd not found, using dummy regulator
[    1.942633] console [netcon0] enabled
7 ]0 I6 j$ A* V7 V: P0 E[    1.946844] netconsole: network logging started
' x9 M/ {* T4 G' p+ K+ L2 `' S% |[    1.951985] davinci_emac davinci_emac.1: using random MAC addr: 72:9d:29:ed:bd:8d
4 t7 K' k( v' q, o4 D( s# `[    1.971301] omap_rtc omap_rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)
* |3 F4 p+ ]" d4 p( E[    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)
) m& Q6 N3 d) S* X0 ?[    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?)
# b4 g; w+ m5 \4 o$ o" r[    2.025353] 1f03            4096 mtdblock3  (driver?)
6 Y) b0 V! F# B3 b+ I[    2.030825] 1f04          519040 mtdblock4  (driver?)
+ k% e2 \5 L1 E' p0 b( M$ ^[    2.036225] 1f05              64 mtdblock5  (driver?)
[    2.041536] 1f06             512 mtdblock6  (driver?)
[    2.046904] 1f07              64 mtdblock7
1 H/ [: U- G: {7 n5 c! x: E8 ?[    2.051053] mmc0: host does not support reading read-only switch. assuming write-enable.
[    2.059503]  (driver?)
! N# ^" P" p% W6 Q[    2.061933] 1f08            2560 mtdblock8  (driver?)
/ s! q7 b1 r/ J1 M, h5 c+ `* S" `- U[    2.067289] 1f09            4096 mtdblock9
% v2 F- q5 A3 ]) Y1 a9 Z7 e. L[    2.071638] mmc0: new high speed SDHC card at address 1234
" ^9 R8 n" e$ W: z' Z[    2.077485]  (driver?)
[    2.079916] 1f0a              64 mtdblock10  (driver?)
9 v" ]' ^$ o2 }" z0 V& s" z[    2.085120] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)
1 n" ?5 Z0 p- D1 {; _% n- ~( C                                                                                                                                          
去掉I2C驱动后也会出现同样的问题，请各位高手指教
$ w8 t, r, @. D- h# O3 R( {# X
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