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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 2 a9 k; }6 [* J
[ 1.601224] Read MAC addr from SPI Flash: ff:ff:ff:ff:ff:ff
1 }' q; T; O q* X8 c[ 1.608128] spi_davinci spi_davinci.1: Controller at 0xfef0e000& D" v8 Q- K) v4 g! i, W
[ 1.665922] davinci_mdio davinci_mdio.0: davinci mdio revision 1.5
2 j, C% C* Q+ W7 ]8 [$ d3 t' i[ 1.765823] davinci_mdio davinci_mdio.0: timed out waiting for user access
, L% N1 X1 E1 j[ 1.773673] davinci_mdio: probe of davinci_mdio.0 failed with error -5
# s) g& O' ^0 ]' R7 I[ 1.782316] _regulator_get: spi1.1 supply vcc not found, using dummy regulator. x: }/ q; Z" `5 h! [
[ 1.790613] ads7846 spi1.1: touchscreen, irq 1451 N c, m$ Z: M9 J9 k* l
[ 1.796961] input: ADS7846 Touchscreen as /devices/platform/spi_davinci.1/spi_master/spi1/spi1.1/input/input02 B3 r2 D- B$ _! r0 M3 N% r
[ 1.811665] omap_rtc omap_rtc: rtc core: registered omap_rtc as rtc0
' }% W% {! o9 V. H: \: q0 z[ 1.818481] omap_rtc: RTC power up reset detected# F% Z8 S& ?! e! \
[ 1.824103] i2c /dev entries driver6 s1 c& M* n7 h$ U3 J
[ 1.831084] lirc_dev: IR Remote Control driver registered, major 2531 X$ a( [. }* n0 r0 m9 J& j
[ 1.837971] IR NEC protocol handler initialized
' B7 q5 e5 c, ^' Y. W[ 1.842583] IR RC5(x) protocol handler initialized
2 B" w" F) p0 B8 j. G[ 1.847554] IR RC6 protocol handler initialized
5 V0 f; L9 p4 y3 {[ 1.852136] IR JVC protocol handler initialized1 d, l; ^6 X) s. F, ]3 U7 h, P
[ 1.856796] IR Sony protocol handler initialized& P+ T! G# v- a1 y8 ?% M! h7 `% c
[ 1.861480] IR RC5 (streamzap) protocol handler initialized4 J L# R/ Y+ @; y1 {4 l
[ 1.867170] IR SANYO protocol handler initialized; E/ I8 l8 V) ?! F3 G
[ 1.871935] IR MCE Keyboard/mouse protocol handler initialized
& `4 l0 X+ L j6 i8 x- ][ 1.877882] IR LIRC bridge handler initialized: z8 F) ~/ }2 P; n
[ 1.882369] Linux video capture interface: v2.00 p; b6 r9 w# j) P: ]+ g! s
[ 1.888722] watchdog watchdog: heartbeat 60 sec0 T u7 N \3 B- q
[ 1.895285] cpuidle: using governor ladder% g" z. g G3 M( c
[ 1.900118] cpuidle: using governor menu
8 ~0 U# W; `: C% Q; X% |[ 1.907499] davinci_mmc davinci_mmc.0: Using DMA, 4-bit mode# b( _; O5 Z; P
[ 1.918396] TCP cubic registered
% T# }( D" E; [; u% v' G5 `4 l[ 1.921694] NET: Registered protocol family 17
+ ~" K+ o. V: ]7 O7 d1 L! h[ 1.927113] _regulator_get: deviceless supply cvdd not found, using dummy regulator
' q2 |9 I) t$ w/ ~1 `[ 1.942633] console [netcon0] enabled) o8 C* P0 z2 ~ N
[ 1.946844] netconsole: network logging started# b* f; C9 X7 z) c& j) b f. {- i
[ 1.951985] davinci_emac davinci_emac.1: using random MAC addr: 72:9d:29:ed:bd:8d! s- `- E7 V% X+ c0 E
[ 1.971301] omap_rtc omap_rtc: setting system clock to 2000-01-01 00:00:00 UTC (946684800)
" a9 ]! Z/ g; I8 a* D[ 1.981557] Root-NFS: no NFS server address
. w4 z& x# ^' N1 e* z9 N[ 1.985997] VFS: Unable to mount root fs via NFS, trying floppy.
/ S4 o: `- v! S[ 1.993259] VFS: Cannot open root device "mmcblk0p2" or unknown-block(2,0)% J* d1 w4 N5 ?3 A! J! c- ?
[ 2.000512] Please append a correct "root=" boot option; here are the available partitions:
4 W% e+ p) E X: Z9 G) p[ 2.009218] 1f00 128 mtdblock0 (driver?)+ |2 R6 T# M& b# }1 C0 i% u
[ 2.014571] 1f01 512 mtdblock1 (driver?)
1 E1 J5 C: l6 C) |. o[ 2.020016] 1f02 512 mtdblock2 (driver?)
0 {" S+ u: t. A& f0 C2 [( i[ 2.025353] 1f03 4096 mtdblock3 (driver?)( i' a# b! ^9 p
[ 2.030825] 1f04 519040 mtdblock4 (driver?)
7 d0 U* d6 {" T6 \/ M[ 2.036225] 1f05 64 mtdblock5 (driver?)
9 N) p; F* t4 s! ]; ]+ i7 p[ 2.041536] 1f06 512 mtdblock6 (driver?)3 l4 D: q" P# d4 x" B" F1 G5 {
[ 2.046904] 1f07 64 mtdblock7! `1 |9 f* X* I5 {7 [& B P3 I
[ 2.051053] mmc0: host does not support reading read-only switch. assuming write-enable.
3 o5 {1 E. O% k, f, _! f% m6 U[ 2.059503] (driver?)
( E* S7 d' J3 e6 c5 }* X* b9 S[ 2.061933] 1f08 2560 mtdblock8 (driver?)0 T3 p7 A+ M# `& V6 j
[ 2.067289] 1f09 4096 mtdblock9
& ~6 K: h! p0 Y[ 2.071638] mmc0: new high speed SDHC card at address 1234# J. u1 w9 ~& U3 I7 C
[ 2.077485] (driver?)
: W/ u& g4 {/ T/ R[ 2.079916] 1f0a 64 mtdblock10 (driver?)
+ E+ n" d4 N; Q* p1 R! G5 d( p1 `[ 2.085120] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)6 N, ^2 |# T6 H, K
* i# c. Y7 K! r; x) G' a去掉I2C驱动后也会出现同样的问题，请各位高手指教" Z$ I! a5 Z$ n o' S' y* P( o$ T" J
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发表于 2014-8-14 11:33:03