xref: /openbmc/u-boot/board/keymile/scripts/README (revision 2d9528e32fa0a05d2b170a23fb445f83d4d26571)
1*2d9528e3SHolger Brunckdebug-common-env.txt
2*2d9528e3SHolger Brunck============================
3*2d9528e3SHolger BrunckThis file defines environment variables which are valid for powerpc boards
4*2d9528e3SHolger Brunckand for arm boards.
5*2d9528e3SHolger Brunck
6*2d9528e3SHolger Brunckaddramfs: add phram device for the rootfilesysten in ram
7*2d9528e3SHolger Brunckdevelop: for development, laod kernel via tftp and mount  rootfs via NFS
8*2d9528e3SHolger Bruncknfsargs: default arguments for nfs boot
9*2d9528e3SHolger Brunckramfs: load rootfilesystem in RAM  kernel
10*2d9528e3SHolger Brunckrootfsfile: loacation of the rootfs file for ramfs
11*2d9528e3SHolger Bruncksetramfspram: compute PRAM size for ramfs target
12*2d9528e3SHolger Bruncksetrootfsaddr: compute rootfilesystem address for phram
13*2d9528e3SHolger Bruncktftpkernel: load a kernel with tftp into ram
14*2d9528e3SHolger Bruncktftpramfs: load rootfs with tftp into ram
15*2d9528e3SHolger Brunck
16*2d9528e3SHolger Brunckdebug-ppc-env.txt
17*2d9528e3SHolger Brunck============================
18*2d9528e3SHolger Brunckfdt_file: location of the dtb file on the tftp server
19*2d9528e3SHolger Bruncktftpfdt: load dtb file and set fdt address
20*2d9528e3SHolger Brunck
21*2d9528e3SHolger Brunckdebug-arm-env.txt
22*2d9528e3SHolger Brunck============================
23*2d9528e3SHolger Bruncktftpfdt: for arm only a dummy variable, because we have no fdt on arm
24