genode/tool/run/boot_dir/fiasco
Josef Söntgen 7617833365 run: capture kernel msg to detect boot errors
Handle boot errors like the old run tool did by checking a kernel
specific string on boot up and start the run script timeout afterwards.

Issue #1395.
2015-02-16 14:01:45 +01:00

148 lines
3.5 KiB
Plaintext

##
# Read the location of the Fiasco user directory from 'etc/fiasco.conf'
#
proc l4_dir { } {
global _l4_dir
if {![info exists _l4_dir]} {
if {[file exists etc/fiasco.conf]} {
set _l4_dir [exec sed -n "/^L4_BUILD_DIR/s/^.*=\\s*//p" etc/fiasco.conf]
if {[file exists $_l4_dir]} { return $_l4_dir }
}
set _l4_dir "[pwd]/l4"
if {![file exists $_l4_dir]} {
puts -nonewline stderr "Error: Could neither find the L4 build directory "
puts -nonewline stderr "within '<genode-build-dir>/l4' nor at a location "
puts -nonewline stderr "specified via 'L4_BUILD_DIR = <l4v2-build-dir>' "
puts stderr "in <genode-build-dir>/etc/fiasco.conf'."
exit 1
}
}
return $_l4_dir
}
##
# Return whether the l4-buid-directory is provided from the outside
#
proc l4_dir_external { } {
if {[l4_dir] == "[pwd]/l4"} { return 0 }
return 1
}
##
# Return the location of the Fiasco kernel
#
proc fiasco { } {
return [kernel_location_from_config_file etc/fiasco.conf [pwd]/kernel/fiasco/fiasco]
}
##
# Return whether fiasco kernel is provided from the outside
#
proc fiasco_external { } {
if {[fiasco] == "[pwd]/kernel/fiasco/fiasco"} { return 0 }
return 1
}
proc bin_dir { } {
if {[have_spec x86_32]} { return "[l4_dir]/bin/x86_586" }
puts stderr "Error: Cannot determine bin directory"
exit 1
}
set fiasco_serial_esc_arg "-serial_esc "
proc run_boot_string { } {
return "L4 Bootstrapper"
}
##
# Populate boot directory with binaries on fiasco
#
proc run_boot_dir {binaries} {
global fiasco_serial_esc_arg
exec mkdir -p [run_dir]/fiasco
#
# Collect contents of the ISO image
#
copy_and_strip_genode_binaries_to_run_dir $binaries
if {![fiasco_external]} { build { kernel } }
if {![l4_dir_external]} { build { bootstrap sigma0 } }
# assert existence of the L4 build directory
l4_dir
puts "using fiasco kernel [fiasco]"
exec cp [fiasco] [run_dir]/fiasco/fiasco
puts "using sigma0/bootstrap at [l4_dir]"
exec cp [bin_dir]/l4v2/sigma0 [run_dir]/fiasco
exec cp [bin_dir]/bootstrap [run_dir]/fiasco
if {[have_include "image/iso"] || [have_include "image/disk"]} {
#
# Install isolinux/GRUB files and bender
#
install_iso_bootloader_to_run_dir
#
# Generate GRUB config file
#
# The core binary is part of the 'binaries' list but it must
# appear right after 'sigma0' as boot module. Hence the special case.
#
set fh [open "[run_dir]/boot/grub/menu.lst" "WRONLY CREAT TRUNC"]
puts $fh "timeout 0"
puts $fh "default 0"
puts $fh "\ntitle Genode on L4/Fiasco"
puts $fh " kernel /boot/bender"
puts $fh " module /fiasco/bootstrap -serial -modaddr=0x02000000"
puts $fh " module /fiasco/fiasco -serial -jdb_cmd=JH $fiasco_serial_esc_arg"
puts $fh " module /fiasco/sigma0"
puts $fh " module /genode/core"
puts $fh " module /genode/config"
foreach binary $binaries {
if {$binary != "core"} {
puts $fh " module /genode/$binary" } }
puts $fh " vbeset 0x117 506070"
close $fh
}
run_image
if {[have_include "load/tftp"]} {
#
# Install PXE bootloader pulsar
#
install_pxe_bootloader_to_run_dir
#
# Generate pulsar config file
#
set fh [open "[run_dir]/config-52-54-00-12-34-56" "WRONLY CREAT TRUNC"]
puts $fh " exec /boot/bender"
puts $fh " load /fiasco/bootstrap -serial -modaddr=0x02000000"
puts $fh " load /fiasco/fiasco -serial -serial_esc -jdb_cmd=JH"
puts $fh " load /fiasco/sigma0"
puts $fh " load /genode/core"
puts $fh " load /genode/config"
foreach binary $binaries {
if {$binary != "core"} {
puts $fh " load /genode/$binary" } }
close $fh
generate_tftp_config
}
}