昨天折腾一天,总结问题如下:
1,第一次烧写编译的uboot后无法进入控制台,可以看到启动信息,但不论uboot还是android均不能回车命令行.
2,按照教材刷机流程,按recovery reset插入USB,开发工具上始终显示MSC模式,而不是LOADER刷机模块.
3.最后办法,掉电短接t13测试点与C155电容也不能进maskrom模式,量了这两点的电压都为0V,但是C155另一端电压是3.3V,与官网描述有点出入.
U-Boot 2014.10-RK3288-01 (Nov 27 2014 - 16:44:27)
CPU: rk3288
CPU’s clock information:
arm pll = 600000000HZ
periph pll = 297000000HZ
ddr pll = 200000000HZ
codec pll = 384000000HZ
Board: Rockchip platform Board
DRAM: Found dram banks:1
Adding bank:0000000000000000(0000000080000000)
128 MiB
storage init OK!
Using default environment
GetParam
check parameter success
Unknow param: MACHINE_MODEL:rk30sdk!
Unknow param: MACHINE_ID:007!
Unknow param: MANUFACTURER:RK30SDK!
Unknow param: PWR_HLD: 0,0,A,0,1!
failed to prepare fdt from boot!
power key: bank-0 pin-5
can’t find dts node for ricoh619
pmic:act8846
Can’t find dts node for fuel guage cw201x
SecureBootEn = 0, SecureBootLock = 0
#Boot ver: 2014-11-27#2.19
sn:100612000200015E
checkKey
vbus = 1
no fuel gauge found
no fuel gauge found
read logo_on switch from dts [0]
no fuel gauge found
got recovery cmd from misc.
failed to load fdt from recovery!
kernel @ 0x02000000 (0x005f5040)
ramdisk @ 0x04bf0000 (0x004108fc)
Secure Boot state: 0
bootrk: do_bootm_linux…
Loading Device Tree to 0480f000, end 0482a184 … OK
Add bank:0000000000000000, 0000000080000000
Starting kernel …
[ 0.000000] Booting Linux on physical CPU 0x500 [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Initializing cgroup subsys cpuacct [ 0.000000] Linux version 3.10.0 (arm@arm-pc) (gcc version 4.6.x-google 20120106 (prerelease) (GCC) ) #2 SMP PREEMPT Mon Jul 6 13:21:21 CST 2015 [ 0.000000] CPU: ARMv7 Processor [410fc0d1] revision 1 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] Machine: Rockchip RK3288 (Flattened Device Tree), model: rockchip,rk3288 [ 0.000000] rockchip_ion_reserve [ 0.000000] cma: CMA: reserved 16 MiB at 2e800000 [ 0.000000] Memory policy: ECC disabled, Data cache writealloc [ 0.000000] Boot mode: RECOVERY (2) flag: RECOVER (0xc3524203) [ 0.000000] PERCPU: Embedded 9 pages/cpu @c1eae000 s14016 r8192 d14656 u36864 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 522768 [ 0.000000] Kernel command line: console=ttyS2 earlyprintk androidboot.hardware=rk30board andr oidboot.console=ttyS2 board.ap_has_alsa=0 init=/init mtdparts=rk29xxnand:0x00002000@0x00000000(p arameter),0x00002000@0x00002000(uboot),0x00002000@0x00004000(misc),0x00008000@0x00006000(resource ),0x00008000@0x0000e000(kernel),0x00010000@0x00016000(boot),0x00010000@0x00026000(recovery),0x000 1a000@0x00036000(backup),0x00040000@0x00050000(cache),0x00002000@0x00090000(kpanic),0x00180000@0x 00092000(system),0x00002000@0x00212000(metadata),0x00200000@0x00214000(userdata),0x00020000@0x004 14000(radical_update),-@0x00434000(user) storagemedia=emmc loader.timestamp=2014-11-27_16:44:27 a ndroidboot.serialno=100612000200015E [ 0.000000] PID hash table entries: 4096 (order: 2, 16384 bytes) [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes)