diff options
Diffstat (limited to 'doc/README.pxe')
| -rw-r--r-- | doc/README.pxe | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/doc/README.pxe b/doc/README.pxe index 2bbf53d95..f00f280fe 100644 --- a/doc/README.pxe +++ b/doc/README.pxe @@ -93,8 +93,13 @@ pxe boot be passed to the bootm command to boot the kernel. These environment variables are required to be set. - fdt_addr - the location of a fdt blob. If this is set, it will be passed - to bootm when booting a kernel. + fdt_addr_r - location in RAM at which 'pxe boot' will store the fdt blob it + retrieves from tftp. The retrieval is possible if 'fdt' label is defined in + pxe file and 'fdt_addr_r' is set. If retrieval is possible, 'fdt_addr_r' + will be passed to bootm command to boot the kernel. + + fdt_addr - the location of a fdt blob. 'fdt_addr' will be passed to bootm + command if it is set and 'fdt_addr_r' is not passed to bootm command. pxe file format =============== @@ -156,6 +161,11 @@ initrd <path> - if this label is chosen, use tftp to retrieve the initrd the initrd_addr_r environment variable, and that address will be passed to bootm. +fdt <path> - if this label is chosen, use tftp to retrieve the fdt blob + at <path>. it will be stored at the address indicated in + the fdt_addr_r environment variable, and that address will + be passed to bootm. + localboot <flag> - Run the command defined by "localcmd" in the environment. <flag> is ignored and is only here to match the syntax of PXELINUX config files. |