
Where to configure CMA memory - NXP Community
2020年2月28日 · It is possible to reserve cma memory by using the CONFIG_CMA_SIZE_MBYTES in the kernel, as mentioned here: How does imx6qp increase cma memory. However, it is also possible to configure it in the device tree, as mentioned here: Custom CMA reserved memory on i.MX8MM mini. Question 1:
Solved: iMX6 Solo Lite, Linux kernel and CMA - NXP Community
2014年3月28日 · Either the CONFIG_CMA_SIZE_MB is set to a reasonable value (we tried different values from 2 MB to 64 MB) OR the CMA is not activated (which should be possible), then the kernel is not starting anymore.
Increasing CMA in imx6dq scm - NXP Community
2016年9月7日 · I am using the SCM-i.MX 6Quad (imx6dqscm-1gb-qwks board), I am trying to increase the CMA (Contiguous Memory Allocator) from the default of 320 to something bigger, say CONFIG_CMA_SIZE_MBYTES=640. To to this, I did the following: 1. In the .config (menuconfig) changed the CONFIG_CMA_SIZE_MBYTES=350 to CONFIG_CMA_SIZE_MBYTES=640.
[IMX6ULL]移植NXP Linux Kernel 5.15 - CSDN博客
2024年7月21日 · 《迅为iMX6ULL开发板上的Python移植详解》 在嵌入式系统开发中,Python作为一种高级编程语言,因其简洁易读的语法和丰富的库支持,被广泛应用于各种设备,包括基于iMX6ULL芯片的开发板。
imx-6ULL uboot 移植 - CSDN博客
简单的来讲,就是 imx 是官方发行版,而 fslc 是社区发行版。 来源:https://community.nxp.com/t5/i-MX-Processors/what-is-the-purpose-of-linux-fslc- git /m-p/1047602. 关于 uboot 版本选择: 随着时间的变化,uboot 的更新也出现了多个的版本,那么到底应该选择哪一个呢? 有些人可能会说当然是越新越好啦。
iMX.6 MMDC DDR PORTING_cma failed to reserve-CSDN博客
2019年12月6日 · 2、去掉高16位的MMDC配置,保持默认. 3、配置uboot的boards.cfg的DDR_MB=256 kernel中要配置CMA的大小. 1、imx_v7_defconfig和imx_v7_mfg_defconfig的CONFIG_CMA_SIZE_MBYTES=16,其中16可尝试配置为32,64,320等. 未配置CMA时log如下cma: CMA: failed to reserve 320 MiB 可能为重复
Linux on iMX6 and CMA memory - Super User
2015年10月23日 · We have a embedded linux system (yocto 1.8) running on a i.MX6 board with 1GByte of RAM. The kernel is configured to have 320MByte of CMA reserved and no swap. Kernel 3.10.53.
元分析教程 | 手把手教你使用CMA 2.0 - 知乎 - 知乎专栏
今天给大家介绍元分析软件 CMA 2.0 (Comprehensive Meta Analysis)。 CMA 是一个专门用于元分析的程序,它包括三个版块: 数据输入,数据分析,高分辨率图。 如果有小伙伴想学元分析,但是还不了解元分析是什么的话,可以看一看我们往期的元分析推文,帮助你更容易 ...
Building Linux Kernel - NXP Community
2014年5月14日 · With the new defconfig saved on the correct folder (step 2), it's time to clear all previous kernel and build it again: The uImage will be under tmp/deploy/image. Choose what kernel you will build. Usually, the NXP kernel or mainline (kernel.org) kernel: For NXP kernel (more details on https://source.codeaurora.org/external/imx/linux-imx/ ) use:
CMA setting on colibri-imx6ull - Toradex Community
2019年7月4日 · Dear community, we already had a similar problem on colibri-imx6 reported here and as suggested from @stefan.tx setting the CMA to 32 in the kernel solves our problem. Now I try to do the same thing in the kernel 4.9.23.x from the BSP 2.8 but nothing changed on the run time, the CMA is always set to the default of 128MB, even if I pass the ...
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