U Boot Framebuffer Support

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simple-framebuffer support · Issue #49 · rockchip-linux/u-boot

    https://github.com/rockchip-linux/u-boot/issues/49
    Nov 04, 2019 · rockchip-linux / u-boot. Watch 32 Star 83 Fork 148 Code. Issues 26. Pull requests 2. Projects 0. Security Insights Code. Issues 26. Pull requests 2. Projects 0. Security. ... simple-framebuffer support #49. Open elewarr opened this issue Nov 4, 2019 · 0 …

Manual < DULG < DENX

    https://www.denx.de/wiki/DULG/Manual
    1. Abstract. This is the DENX U-Boot and Linux Guide to Embedded PowerPC, ARM and MIPS Systems.. The document describes how to configure, build and use the firmware Das U-Boot (typically abbreviated as just "U-Boot") and the operating system Linux for Embedded PowerPC, ARM and MIPS Systems.. The focus of this version of the document is on canyonlands boards.

GitHub - u-boot/u-boot: "Das U-Boot" Source Tree

    https://github.com/u-boot/u-boot
    Jan 09, 2019 · Linux Support: ===== Although U-Boot should support any OS or standalone application easily, the main focus has always been on Linux during the design of U-Boot. U-Boot includes many features that so far have been part of some special "boot loader" code within the Linux kernel.

linux boot disable display/framebuffer update - Stack Overflow

    https://stackoverflow.com/questions/23934379/linux-boot-disable-display-framebuffer-update
    "The screen goes black after u-boot."-- Probably because the MMU is being enabled. You would have to ensure U-Boot allocated its framebuffer in a reserved section of physical memory that persisted through the initialization of virtual memory. " I want to fully disable the kernel from updating the framebuffer/display."

U-Boot Splash Screen - Toradex

    https://developer.toradex.com/knowledge-base/u-boot-splash-screen
    To show how U-Boot can be easily customized, we created a simple practical example where U-Boot changes the U-Boot splash screen when the module starts to update. Create a PNG image in GIMP and convert to BMP as explained above. Store the image into a USB flash drive, SD Card or TFTP server, in our case, the BMP file was stored on a TFTP server.

U-Boot v2016.03 - Boundary Devices

    https://boundarydevices.com/u-boot-v2016-03/
    Apr 14, 2016 · Interrupt u-boot and run the u-boot commands below. In the u-boot just built, the environment variable uboot_defconfig is defined to show which defconfig was used in the build process. Unless you’re already on a 2015.07 or later u-boot, you won’t have this yet, so for the 1st upgrade you need to set it manually.

LCD Splash Support in U-Boot (AM3517) - Linux forum (Read ...

    https://e2e.ti.com/support/legacy_forums/embedded/linux/f/354/t/109387
    Jun 02, 2011 · I have the total boot time to about 10 seconds, but there are some intrinsic delay overheads in the X-Load and U-Boot steps (such as copying the Kernel from NAND and decompressing). I know there is reference software in U-Boot for Atmel's AT91 framebuffer, but it seems much simpler than the OMAP framebuffer.

Framebuffer - Gentoo Wiki

    https://wiki.gentoo.org/wiki/Framebuffer
    The framebuffer's original function is as a video RAM cache to allow more flexibility to (older) video cards.Many newer cards come with framebuffers on board, which are often already compatible with many operating systems. Enabling framebuffer support in the Linux kernel will often cause graphical artifacts or black screen displays.

Boot into login console on LCD - Linux forum (Read-Only ...

    https://e2e.ti.com/support/legacy_forums/embedded/linux/f/354/t/324198?Boot-into-login-console-on-LCD
    Mar 10, 2014 · With these settings, I see u-boot messages on minicom until "Uncompressing Linux... done, booting the kernel." ... > Character devices > Virtual Terminal' on, and 'Device drivers > Graphics support > Console display driver support > Framebuffer console support' on. CONFIG_CONSOLE_TRANSLATIONS=y

U-Boot - [PATCH v2 0/6] imx6: icorem6: Add framebuffer support

    http://u-boot.10912.n7.nabble.com/PATCH-v2-0-6-imx6-icorem6-Add-framebuffer-support-td270339.html
    [PATCH v2 0/6] imx6: icorem6: Add framebuffer support. On top of u-boot-imx/master engicam patches. - Add framebuffer support - Add CMD_BMP and VIDEO_IPV3 kconfig entries - Move CONFIG_CMD_BMP and...



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