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我之前在网上看到看雪大神的 ttl启动过程如下：* Y$ Y/ Q9 }% M# z/ T U6 r/ i) Z' N& f
HuaWei StartCode 2012.02 (R13C10 Apr 22 2014 – 18:06:02)
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& I2 G4 Q9 G2 C6 a3 w9 K, u, @NAND: Nand(Hardware): 128 MiB! q! r8 I& `& z4 a/ w; R
startcode select the uboot to load: j7 Z: U! l8 y0 U0 B
the high RAM is :8080103c
! @8 c' Y# v+ l9 u/ ^1 x4 Sstartcode uboot boot count:0( L- ^6 h% f4 N, f
Slave struct initializtion success!!4 R% M0 ]% v$ I5 H( d
Use the UbootA to load first) {( u1 Y& a5 `$ {
Start from UbootA ERROR, Change to UbootB
/ N1 G7 Q: V8 j" q2 w xBoth UbootA and UbootB are wrong, load it by JTAG!
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先使用UbootA启动，如果启动失败则使用UbootB，如果再失败就提示使用JTAG。
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我的TTL启动日志如下：
! E1 y" z: J# S. e4 p nHuaWei StartCode 2012.02 (V300R017C10 Oct 29 2016 - 19:38:11)
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- j: O5 U& Y1 ^3 g, RNAND: Nand ID: 0xC2 0xDA 0x90 0x95 0x06 0x00 0x00 0x00& R+ U4 u3 T1 D) @$ a0 Q( R
ECC Match pagesize:2K, oobzie:64, ecctype:4bit/ @8 l7 \9 Q4 x" }" K8 K
Nand(Hardware): 256 MiB( a: ^1 |1 X3 P f
startcode select the uboot to load
6 \3 s' L+ E" i0 W1 ]the high RAM is :8080103c9 f' z- o2 E- v2 ]# [
startcode uboot boot count:0; c* _3 [5 x) K" S& z! f3 O! p; T3 d
Use the UbootB to load first3 X* C- W7 V1 |6 L- j% F
Use the UbootB to load success# {& F4 ~* ]& k- U5 L
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U-Boot 2010.03 (V300R017C10 May 12 2017 - 01:41:52)
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Mbist flag = 0x0, ddr totoal size = 0x20000000
/ V- ?; i9 R6 y0 N) o9 l' t7 GDRAM: 512 MB
o9 }" k- m" K, M& X' P7 uBoot From NAND flash
4 D* F$ ? S' X p) C8 E8 pChip Type is SD5116T
2 _5 n- ?8 C% R3 b$ b( L. W4 |NAND: Special Nand id table Version 1.23 P0 m" R+ G" O: S3 w3 i: X
Nand ID: 0xC2 0xDA 0x90 0x95 0x06 0x00 0x00 0x001 O$ O. C7 q5 X' D6 d) h8 }
ECC Match pagesize:2K, oobzie:64, ecctype:4bit
. T* n$ a0 T/ i# w5 xNand(Hardware): Block:128KB Page:2KB Chip:256MB*1 OOB:64B ECC:4bit
, m& L4 l1 `: l2 i+ J256 MiB
" d! W) u4 Q( I# j2 C T" m! ], fUsing default environment
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我的启动日志中直接使用UBOOTB，而不是A启动失败报错后再启动B，我在想是不是有个配置参数可以配置启动顺序？求教大神指点。
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发表于 2018-11-14 20:11:50