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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
# y3 `, V" w6 I" d. f9 l[ 1.601224] Read MAC addr from SPI Flash: ff:ff:ff:ff:ff:ff* ~" w8 r8 y5 J0 a: N$ P
[ 1.608128] spi_davinci spi_davinci.1: Controller at 0xfef0e000
3 g' D) U* n1 z' S) }" D! V[ 1.665922] davinci_mdio davinci_mdio.0: davinci mdio revision 1.5
& V8 T) n" q V# O[ 1.765823] davinci_mdio davinci_mdio.0: timed out waiting for user access. b8 ?) F, X9 ?$ x6 e7 l; `0 v, Q
[ 1.773673] davinci_mdio: probe of davinci_mdio.0 failed with error -5
$ s, P$ V& K0 K9 _- D7 M[ 1.782316] _regulator_get: spi1.1 supply vcc not found, using dummy regulator
/ {- d9 I- x2 d5 l/ `/ g; @! @[ 1.790613] ads7846 spi1.1: touchscreen, irq 1455 k, I, V( ~. b! r7 o
[ 1.796961] input: ADS7846 Touchscreen as /devices/platform/spi_davinci.1/spi_master/spi1/spi1.1/input/input0
$ P' \; C0 G$ Q[ 1.811665] omap_rtc omap_rtc: rtc core: registered omap_rtc as rtc0
' ]( G% Z& }/ \2 l" Q1 D; V[ 1.818481] omap_rtc: RTC power up reset detected @ ^, i! x8 P2 @, T) i1 k+ ]2 f1 ]
[ 1.824103] i2c /dev entries driver: l# y' v0 j; \5 O' u
[ 1.831084] lirc_dev: IR Remote Control driver registered, major 253
: x3 N* e% N {0 I* G[ 1.837971] IR NEC protocol handler initialized
. T4 e' R4 x, X, P/ U; y[ 1.842583] IR RC5(x) protocol handler initialized; u$ h6 c. k% |6 }/ }
[ 1.847554] IR RC6 protocol handler initialized
0 S: f+ P' D' U* t! f; V4 h[ 1.852136] IR JVC protocol handler initialized; |' H* K% u6 Y% T3 {7 k; e% {
[ 1.856796] IR Sony protocol handler initialized3 Z' a4 n6 u! G) x
[ 1.861480] IR RC5 (streamzap) protocol handler initialized
, f2 `, x' o# n. c[ 1.867170] IR SANYO protocol handler initialized3 N1 r5 q3 r9 `1 {8 m; `; z
[ 1.871935] IR MCE Keyboard/mouse protocol handler initialized
. ]- T3 i/ d2 X2 L[ 1.877882] IR LIRC bridge handler initialized$ i8 r: D# h2 }) f) ]; R. f
[ 1.882369] Linux video capture interface: v2.006 r. s. J O6 r1 A8 c7 \- q
[ 1.888722] watchdog watchdog: heartbeat 60 sec9 l" z% M9 t, I; b9 d
[ 1.895285] cpuidle: using governor ladder. f( x) v: G4 F4 C
[ 1.900118] cpuidle: using governor menu
. _: _0 c* i* H. d[ 1.907499] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode
8 F1 D4 I: y+ o4 g[ 1.918396] TCP cubic registered
3 ~" B* S$ ^+ z. K& y+ o) Y[ 1.921694] NET: Registered protocol family 171 y: \- N4 {% c& g* y8 L/ I
[ 1.927113] _regulator_get: deviceless supply cvdd not found, using dummy regulator
4 K2 K+ q7 r& s) y$ Y[ 1.942633] console [netcon0] enabled
% C! k* c; R1 [[ 1.946844] netconsole: network logging started
" n+ l6 V! ]0 U# F' l3 T5 ~[ 1.951985] davinci_emac davinci_emac.1: using random MAC addr: 72:9d:29:ed:bd:8d5 z! s( D5 l- ^) p4 [, t
[ 1.971301] omap_rtc omap_rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)8 \/ n0 n) x# D$ q( O
[ 1.981557] Root-NFS: no NFS server address M2 _. x" \; N- m
[ 1.985997] VFS: Unable to mount root fs via NFS, trying floppy.0 ]2 f3 J O8 @
[ 1.993259] VFS: Cannot open root device "mmcblk0p2" or unknown-block(2,0)
4 s) w' P: s) r# d9 D) C[ 2.000512] Please append a correct "root=" boot option; here are the available partitions:; X. z5 b3 V+ j' V y
[ 2.009218] 1f00 128 mtdblock0 (driver?)5 r7 ^* y- p& q E5 |
[ 2.014571] 1f01 512 mtdblock1 (driver?)) o1 @! P/ K4 M
[ 2.020016] 1f02 512 mtdblock2 (driver?)
|2 O: @4 g {- y; `2 e[ 2.025353] 1f03 4096 mtdblock3 (driver?)
" {- n2 z/ T- T1 B[ 2.030825] 1f04 519040 mtdblock4 (driver?)
3 D+ R5 e0 v# c d8 b# p& K, R[ 2.036225] 1f05 64 mtdblock5 (driver?)% L0 m+ g5 w4 {! T4 I A! y/ u
[ 2.041536] 1f06 512 mtdblock6 (driver?)
3 l% m1 d; d. H- f[ 2.046904] 1f07 64 mtdblock7
* d7 b+ r2 L2 @6 K* d! G3 |[ 2.051053] mmc0: host does not support reading read-only switch. assuming write-enable.
+ D: ~5 _) h3 Z' E+ n[ 2.059503] (driver?)$ M2 H+ p9 U- k5 x( }
[ 2.061933] 1f08 2560 mtdblock8 (driver?)
9 S4 M: j- X7 w% A7 M" e! S& W[ 2.067289] 1f09 4096 mtdblock9& u% f' @ K1 i2 E) z3 s& M
[ 2.071638] mmc0: new high speed SDHC card at address 12349 a1 m8 j5 l( q. ?
[ 2.077485] (driver?)
: \; Q! K: O6 V/ @. B1 l[ 2.079916] 1f0a 64 mtdblock10 (driver?)
2 A) c2 l% H0 Q& e8 `* \[ 2.085120] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)8 ^, q! j/ ?4 l0 p1 J
- T7 M* P: M+ ^. x' U
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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发表于 2014-8-14 11:33:03
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