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本帖最后由 yhyhyh 于 2017-10-31 21:53 编辑 " q' L( I! K7 @: Z0 {3 l
9 ^5 Y( k( s0 W8 U我按照创龙IPCLite双核裸机通信PDF的流程,开发板从SD卡的Linux系统启动,将编译好的ais和bin文件烧到NAND FLASH中。然后从NAND FLASH启动,能看到程序运行。
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& m g2 {% ^' P( R但是这样的流程太复杂!6 P, R& G* ^, o3 T$ l. n
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我想试一试能不能在电脑上的Ubuntu编译好程序,之后拷到SD卡中,然后开发板以SD卡启动,运行程序。我先把SD卡还原成普通的SD卡,然后把编译好的程序拷到SD卡后,以SD卡启动时,串口上显示直接进入uboot,如下。不能像PDF上一样(文末的图)" ^3 P W3 x# |* F6 ]
/ ?$ T; s2 n* V( N: ?0 W& a8 a- MMC boot...
8 b z# l. B7 ~7 X4 a2 V' c* s - davinci: 02 u& M; L, H1 w8 c
- spl: mmc device found
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- U-Boot 2012.04.01-00059-g7363edf (Apr 21 2015 - 18:15:15)
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- I2C: ready1 p7 }6 p% h9 I2 @/ o
- DRAM: 128 MiB
! f/ E9 u+ _: F/ H& ]* E - WARNING: Caches not enabled
2 q% c/ ?' L1 J8 d4 {' e8 n - NAND: 512 MiB% R8 u s: L, t1 C3 |# [
- MMC: davinci: 0
- _8 s3 v! m# z+ \0 g! b6 Q" T - Bad block table not found for chip 0
m1 K3 S( ?3 N9 v3 C8 T - Bad block table not found for chip 0
$ w3 H* z2 Z, ?$ W" y( E - Bad block table written to 0x00001ffe0000, version 0x017 [( `- t9 {- x) ]( l
- Bad block table written to 0x00001ffc0000, version 0x01( e6 c* e+ w: E4 K' F3 i
- *** Warning - bad CRC, using default environment
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- In: serial- e, P5 X# d/ ~2 _. E
- Out: serial
6 } V. Y1 X8 O* w - Err: serial
! O2 f9 ]* f* J - Net: No ETH PHY detected!!!
* }8 R# i& A% x: ^8 L# I - Error: Ethernet init failed!
( Q) z4 m: ?" @7 D: { - Board Net Initialization Failed- o$ K% _ F8 k8 E
- DaVinci-EMAC
9 ]" V- W5 P3 ]" V0 T, `- w) ? - Hit any key to stop autoboot: 0, T* w4 l4 e! S+ C) g( P m: f n Q
- mmc0 is current device8 l9 w+ P, Q6 I3 q: O# w
. e! w, N% v+ T" M6 t2 K' y6 g3 `- ** Unable to use mmc 0:1 for fatload **+ k( e0 [# N4 h* l6 ~' T6 Q; Q$ y
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- ** Unable to use mmc 0:1 for fatload **5 i! I, {9 ^; b- D
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- Loading from nand0, offset 0x120000$ a# D3 W2 M* L
- ** Unknown image type
9 B7 ^9 W0 y! p0 w/ J3 l& k7 T! _' u - SF: Unsupported manufacturer ff
; W5 e4 n2 S% U - Failed to initialize SPI flash at 0:0
& w6 {% x+ x+ k' ~+ V& R - U-Boot >
复制代码 想求助一下怎么办,有没有能简化debug流程的方法 W6 }' F; b) R- c
每次从电脑上的Ubuntu上拷贝程序到SD卡,再从SD卡启动Linux,在Linux中拷贝程序到NAND FLASH,再从NAND FLASH启动,太浪费时间了。2 B: V3 t. i5 U7 q. R5 a
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