genode/tool/run/load/tftp
2015-01-26 12:28:40 +01:00

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##
# Load files needed by the scenario via TFTP
#
# \param --load-tftp-base-dir base directory of TFTP
# \param --load-tftp-offset-dir offset directory within TFTP
# \param --load-tftp-absolute path is absolute, i.e. /base_dir/offset_dir
# instead of only /offset_dir is used
#
source [genode_dir]/tool/run/load.inc
##
# The files are loaded implicitly via TFTP to the target machine
#
proc run_load { } {
global load_spawn_id
set load_spawn_id -1
return true
}
proc load_tftp_base_dir { } { return [get_cmd_arg --load-tftp-base-dir ""] }
proc load_tftp_offset_dir { } { return [get_cmd_arg --load-tftp-offset-dir ""] }
proc load_tftp_use_absolute { } { return [get_cmd_switch --load-tftp-absolute] }
##
# Install files needed to boot via PXE
#
proc install_pxe_bootloader_to_run_dir { } {
exec mkdir -p [run_dir]/boot
exec cp [genode_dir]/tool/boot/pulsar [run_dir]/boot/pulsar
exec cp [genode_dir]/tool/boot/bender [run_dir]/boot/bender
}
##
# Generate pulsar config file used for loading files from TFTP
#
proc generate_tftp_config { } {
set tftp_base_dir [load_tftp_base_dir]
set tftp_offset_dir [load_tftp_offset_dir]
if {[string length $tftp_base_dir] > 0 && [string length $tftp_offset_dir] > 0} {
exec ln -nfs "[pwd]" "$tftp_base_dir$tftp_offset_dir"
set tftp_base ""
if {[load_tftp_use_absolute]} {
set tftp_base $tftp_base_dir
}
set fh [open "$tftp_base_dir$tftp_offset_dir/config-00-00-00-00-00-00" "WRONLY CREAT TRUNC"]
puts $fh " root $tftp_base$tftp_offset_dir/[run_dir]"
puts $fh " config config-52-54-00-12-34-56"
close $fh
} else {
puts "Warning, TFTP base directory or TFTP offset directory not set."
}
}