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'Bender' can detect serial ports accessible via PCI and writes the I/O ports to the Bios Data area (BDA). Usage together with the PXE bootloader ease life running Genode/NOVA on native hardware, where a standard serial device isn't available anymore anywhere.
104 lines
2.5 KiB
Plaintext
104 lines
2.5 KiB
Plaintext
#
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# \brief NOVA-specific test-environment supplements
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# \author Norman Feske
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# \date 2010-08-31
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#
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# This file is meant to be used as '--include' argument for 'tool/run'.
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#
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##
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# Install files needed to boot via PXE
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#
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proc install_pxe_bootloader_to_run_dir { } {
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exec cp [genode_dir]/tool/boot/pulsar [run_dir]/boot/pulsar
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exec cp [genode_dir]/tool/boot/bender [run_dir]/boot/bender
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}
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##
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# Read the location of the NOVA kernel directory from 'etc/nova.conf'
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#
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proc nova_kernel { } {
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global _nova_kernel
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if {![info exists _nova_kernel]} {
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if {[file exists etc/nova.conf]} {
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set _nova_kernel [exec sed -n "/^NOVA_KERNEL/s/^.*=\\s*//p" etc/nova.conf]
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} else {
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set _nova_kernel "[pwd]/kernel/hypervisor"
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}
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}
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return $_nova_kernel
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}
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##
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# Return whether nova is provided from the outside
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#
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proc nova_external { } {
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if {[nova_kernel] == "[pwd]/kernel/hypervisor"} { return 0 }
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return 1
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}
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##################################
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## Test framework API functions ##
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##################################
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proc create_boot_directory { } {
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exec rm -rf [run_dir]
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exec mkdir -p [run_dir]/genode
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}
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proc build_boot_image {binaries} {
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#
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# Collect contents of the ISO image
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#
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copy_and_strip_genode_binaries_to_run_dir $binaries
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if {![nova_external] && ![file exists [nova_kernel]]} { build { kernel } }
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puts "using NOVA kernel at [nova_kernel]"
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exec objcopy -O elf32-i386 [nova_kernel] [run_dir]/hypervisor
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install_iso_bootloader_to_run_dir
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#
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# The core binary is part of the 'binaries' list but it must
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# appear right after 'sigma0' as boot module. Hence the special case.
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#
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# Generate grub config file
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#
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set fh [open "[run_dir]/boot/grub/menu.lst" "WRONLY CREAT TRUNC"]
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puts $fh "timeout 0"
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puts $fh "default 0"
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puts $fh "\ntitle Genode on NOVA"
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puts $fh " kernel /hypervisor serial"
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puts $fh " module /genode/core"
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puts $fh " module /genode/config"
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foreach binary $binaries {
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if {$binary != "core"} {
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puts $fh " module /genode/$binary" } }
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close $fh
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create_iso_image_from_run_dir
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#
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# Generate pulsar config file
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#
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set fh [open "[run_dir]/config-52-54-00-12-34-56" "WRONLY CREAT TRUNC"]
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puts $fh " exec /boot/bender"
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puts $fh " load /hypervisor serial"
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puts $fh " load /genode/core"
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puts $fh " load /genode/config"
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foreach binary $binaries {
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if {$binary != "core"} {
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puts $fh " load /genode/$binary" } }
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close $fh
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install_pxe_bootloader_to_run_dir
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}
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proc run_genode_until {{wait_for_re forever} {timeout_value 0}} {
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spawn_qemu $wait_for_re $timeout_value }
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