On Tuesday, June 21, 2016 at 5:45:06 PM UTC+4:30, farzadk...@gmail.com wrote: > > Thank you Andrew, > > Would you please help me rebuilding the kernel, maybe some links or > explaining steps here ;) > > Farzad > > > On Tuesday, May 27, 2014 at 7:16:42 PM UTC+4:30, Andrew Henderson wrote: >> >> I build custom splash screens into my kernel for my projects. Here is >> the information that you need: >> >> 1. The framebuffer penguin logo in the corner represents the number of >> processors detected. One penguin logo means one processor. That is the >> original intended purpose of the logo. This same technique will work with >> other Linux platforms, but you'll see multiple splash screens on multicore >> platforms. >> >> 2. The logo can be stored in 4-bit (16 color) or pseudo 8-bit (224 color) >> formats. >> >> 3. The logo for the 224-color image is stored in the kernel source at >> drivers/video/logo/logo_linux_clut224.ppm >> >> 4. The logo is positioned in the upper-left corner. Replacing that logo >> with another logo still results in the new logo being positioned in the >> upper-left corner. >> >> 5. The logo can have a max width of 1280 pixels. If it is wider than >> that, nothing will show up. >> >> To create a .ppm suitable as a splash, I start with a 256-color PNG. Once >> I have one that I like, I convert it using the following command: >> >> $ pngtopnm [IMAGE.PNG] | ppmquant -fs 223 | pnmtoplainpnm > >> [KERNEL_ROOT]/drivers/video/logo/logo_linux_clut224.ppm >> >> Make sure that you backup the original penguin logo (original >> logo_linux_clut224.ppm file), as this command will replace it with your new >> one. >> >> Once you have the new .ppm file in place within the kernel tree, rebuild >> the kernel. The logo image is compiled into the kernel itself. Copy your >> new kernel into place on the boot partition of your microSD, point the >> uEnv.txt to it if you have a new name for your kernel, and away you go. >> >> Andrew >> >> >> On Monday, May 19, 2014 5:13:59 PM UTC-4, Mirko Fucci wrote: >>> >>> >>> Hi everyone, >>> >>> i wonder if is possible to change startup logo in beaglebone black: it's >>> the penguin on the top left part of the screen. >>> >>> Alternatively is possible to remove the logo? >>> >>> Thanks everyone !! >>> >>> >>>
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