Fix-Point opened a new pull request, #15936:
URL: https://github.com/apache/nuttx/pull/15936

   ## Summary
   
   Since the x86_64 platform does not have effective bare-metal hardware 
debugging, it is very difficult to debug errors in the early boot stage.
   These patches fix the frame-buffer-based early-print function, allowing the 
use of BIOS-initialized framebuffer to output debugging information.
   
   ## Impact
   
   These patches only affect x86_64 platforms. If `CONFIG_MULTBOOT2_FB_TERM` is 
enabled, we can use early-print of boot-stage through `lowsyslog`.
   
   ## Testing
   
   Tested on QEMU/x86_64 using `sudo qemu-system-x86_64 -enable-kvm -cpu host 
-m 2G -hda boot.iso -serial mon:stdio -s`.
   
   Tested on NUC12.
   
   
   


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