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ubuntu boot issue

I install ubuntu in a mobile-harddisk. But can not boot. I use below method solved this issue.1. please insert a U-disk setup: enter ubuntu, setup ubuntu repair.2. run ubuntu repair will setup ...

2019-06-09 16:51:00

dra7xx: configure for rtos usecase to bulild

example for in hlos add rtos usecase to build.commit f01f061b6db87566e9623ebf43b2466586e1f9fbDate: Fri May 10 17:06:40 2019 +0800 VSDK build: add RTOS usecases to builddiff --git a/app...

2019-05-29 11:39:00

dra7xx: example for vdrm display

example for vdrm display: this ca dispaly early boot and vdrm linuxFrom vsdk0305, hlos support vdrm.commit b9beb57b5a2716aa2331b89784f7d613bc6c3dd5Author: xxx Zhang <xxx@xxx.com>Date: ...

2019-05-29 11:24:00

dra7xx: example for communication between hlos and rtos

example for hlos send cmd to rtos. Share message beteen hlos usecase and rtos usecase.commit 06716a048f0870a0762782dcc93fd084f5920665Author: xxx Zhang <>Date: Tue May 28 13:43:23 2019 ...

2019-05-29 11:03:00

ccs debug kernel

ccs kernel debugSome time, we need to debug kernel for locate key message. So need to single step to debug kernel code. Below method that provided you to debug kernel code.1 understand below fi...

2019-05-29 10:54:00

initcall_debug

initcall_debug1 open initcall_debug in kernelOpen initcall_debug : this can printf initcall function in kernel console. diff --git a/init/main.c b/init/main.c index 649c622..67e...

2019-05-29 10:46:00

kill process

https://www.cnblogs.com/liaojie970/p/7131043.html转载于:https://www.cnblogs.com/widic/p/10482180.html

2019-03-06 11:24:00

USB development guide

1 USB General Guide Linux v3.8转载于:https://www.cnblogs.com/widic/p/10406453.html

2019-02-20 14:34:00

MMC device

https://www.cnblogs.com/hzl6255/p/9642451.htmlFor wifihttps://my.oschina.net/u/994235/blog/180146https://blog.csdn.net/qq_38880380/article/details/79900784400kHz->cmd0 idle状态->cmd41 设...

2018-12-29 16:27:00

memtester

Perform Memtester From KernelFrom kernel, you can verify DDR byrunning memtester from kernel. The memtester utility from kernel isused to check integrity andfunctionality of the DDR by perfor...

2018-12-29 10:19:00

mcasp dra7xx

tinyplay PCM+headertinyplay 可以播放PCM这种RAW的数据。格式为.waveomapconf show MCASP3omapconf dump MCASP3转载于:https://www.cnblogs.com/widic/p/10194248.html

2018-12-29 10:17:00

disable eth

有两个方法(1)CONFIG_ETHERNET=n(2) kernel dts&mac {status = "okay";status = "disable";dual_emac;};转载于:https://www.cnblogs.com/widic/p/10192402.html

2018-12-28 19:20:00

Secure CRT for linux

https://www.cnblogs.com/wangkongming/p/3533240.htmlhttps://blog.csdn.net/lj512926718y/article/details/52165224?utm_source=blogxgwz3If you encountered an issue, menubar disappears, you can use A...

2018-11-20 14:19:00

lcd parameter calculate setting

panel-timing { clock-frequency = <145200000>; hactive = <1920>; vactive = <1080>; hfront-porch = <120>; ...

2018-11-15 11:25:00

android display debug summary

please ensure the kernel initial ok. modetest -c can find device.for some issue, hdmi need check IO, please remove the IO in dtb and code.if kernel can find devices,but android cannot (dumpsys...

2018-11-15 10:32:00

add nor flash support in uboot

1 such as : S25FL256S_256Kifdef CONFIG_SPI_FLASH_SPANSION /* SPANSION /{"S25FL008A", 0x010213, 0x0, 64 1024, 16, RD_NORM, 0},{"S25FL016A", 0x010214, 0x0, 64 * 1024, 32, RD_NORM, ...

2018-11-13 21:00:00

android uboot config nor flash

u-boot/drivers/mtd/spi/sf_params.c 这个文件定义了支持的nor flash依据不同的型号更改配置···diff --git a/configs/dra7xx_evm_defconfig b/configs/dra7xx_evm_defconfigindex 128e7b2..44ae9f2 100644--- a/configs/dra7xx...

2018-11-13 10:07:00

mp4 format

查找sample 参考简单介绍MP4 格式转载于:https://www.cnblogs.com/widic/p/9896574.html

2018-11-02 15:38:00

h264 file analyse

//for this 74 bytes0000 0001 2764 0028 ad84 0545 62b8 ac547108 0a8a c571 58a8 e210 2485 2139 3c9f27e4 fe4f c9f2 79b9 b34d 0812 4290 9c9e4f93 f27f 27e4 f93c dcd9 a617 2a01 4016e400 0000 0128 ...

2018-11-02 15:36:00

Vision sdk memconfig

./apps/build/tda2px/mem_segment_definition_linux.xs./apps/build/tda2px/mem_segment_definition_bios.xs./apps/build/tda2ex/mem_segment_definition_linux.xs./apps/build/tda2ex/mem_segment_definiti...

2018-11-02 11:19:00

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