O'Reilly logo
  • Hanteag Kim thinks this is interesting:

So how does the kernel know where to find the initrd image? Unless there is some special magic in the bootloader, it is usually sufficient simply to pass the initrd image start address and size to the kernel via the kernel command line. Here is an example of a kernel command line for a popular ARM-based reference board containing the TI OMAP 5912 processor:


This ker