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本帖最后由 yhyhyh 于 2017-10-31 21:53 编辑
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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。6 A" O. T; ?4 T0 X: x
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但是这样的流程太复杂!
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- h( _& F! I( G1 U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)) N' m# B x0 @5 q6 I1 R' Z
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- MMC boot...
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- spl: mmc device found d( k- a0 M! `
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- U-Boot 2012.04.01-00059-g7363edf (Apr 21 2015 - 18:15:15)
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' A+ M5 _' }( d. Y- I2C: ready
/ a8 m7 J, i% |. U+ X. E - DRAM: 128 MiB2 x3 Y1 ^% w6 |% }! T
- WARNING: Caches not enabled
3 A9 m. q4 b3 n - NAND: 512 MiB2 [" ~+ x! U' y; `+ R$ t* r
- MMC: davinci: 0
$ x+ `+ y# ]. l, {( l - Bad block table not found for chip 0
5 ?3 c& x0 I7 ]4 W9 N5 ] - Bad block table not found for chip 0
' U# Z# N; e) z( R - Bad block table written to 0x00001ffe0000, version 0x01
" p0 V, L; L+ x$ s; D7 M - Bad block table written to 0x00001ffc0000, version 0x01" k# O2 `. V0 ]
- *** Warning - bad CRC, using default environment6 C9 {2 E" s7 H3 A F3 q0 [, `# _
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- In: serial8 o6 V2 L" {2 y+ f' S
- Out: serial/ H1 a8 }0 h3 y- [: J; A
- Err: serial
( S" @3 d7 @; A0 } - Net: No ETH PHY detected!!!2 G. f" [$ h" ]) K+ r
- Error: Ethernet init failed!
2 a2 z2 g( i% `9 P - Board Net Initialization Failed
5 {9 y# J& g& a x6 |0 x; z: ` - DaVinci-EMAC
/ k8 K# D) d: ^& v - Hit any key to stop autoboot: 00 o; ~% j8 l f+ ?5 l7 `
- mmc0 is current device
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- ** Unable to use mmc 0:1 for fatload **5 i+ }) V$ k8 ~. \5 s/ R$ z
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- ** Unable to use mmc 0:1 for fatload **3 r( M1 Q- D- H5 k3 s, |. }
" L$ T1 K; U7 }2 O6 p4 O8 n- Loading from nand0, offset 0x120000: W. }3 e9 t4 _7 s
- ** Unknown image type# A& W4 e9 n, b# o, w: E
- SF: Unsupported manufacturer ff
4 r- m0 v% Z$ N! T K" p7 a3 A/ Y - Failed to initialize SPI flash at 0:02 j* |8 }/ O1 K
- 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7 m% p" R4 j8 i0 n/ K" Z
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。
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