genode/tool/run/boot_dir/hw
Stefan Kalkowski ca60e24ad9 hw: run core threads in privileged mode
* introduce new syscall (core-only) to create privileged threads
* take the privilege level of the thread into account
  when doing a context switch
* map kernel segment as accessable for privileged code only

Ref #2091
2017-10-19 13:31:17 +02:00

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6.2 KiB
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proc binary_name_ld_lib_so { } { return "ld-hw.lib.so" }
proc binary_name_core_o { } { return "core-hw.o" }
proc binary_name_timer { } { return "hw_timer_drv" }
proc run_boot_string { } { return "\nkernel initialized" }
proc bootstrap_link_address { } {
if {[have_spec "odroid_xu"]} { return "0x88000000" }
if {[have_spec "pbxa9"]} { return "0x70000000" }
if {[have_spec "usb_armory"]} { return "0x72000000" }
if {[have_spec "x86_64"]} { return "0x00200000" }
if {[have_spec "wand_quad"]} { return "0x10001000" }
if {[have_spec "imx53_qsb"]} { return "0x70010000" }
if {[have_spec "arndale"]} { return "0x88000000" }
if {[have_spec "panda"]} { return "0x88000000" }
if {[have_spec "zynq"]} { return "0x00100000" }
if {[have_spec "riscv"]} { return "0x81000000" }
if {[have_spec "rpi"]} { return "0x00800000" }
puts "unknown platform no linker address known"
exit -1
}
proc core_link_address { } {
if {[have_spec "64bit"]} { return "0xffffffc000000000" }
if {[have_spec "32bit"]} { return "0x80000000" }
return 0;
}
##
# Populate boot directory with binaries on hw
#
proc run_boot_dir {binaries} {
# generate static ACPI report for platform driver on Muen
if {[have_spec "muen"]} {
set fh [open "bin/acpi" "WRONLY CREAT TRUNC"]
puts $fh "<acpi><bdf start=\"0\" count=\"16384\" base=\"0xf8000000\"/></acpi>"
close $fh
}
#
# Build bootstrap, the core object, and the dynamic linker on demand
#
# If those parts were imported from the depot, the build step is skipped.
#
set bootstrap_arg ""
set core_arg ""
set ld_arg ""
if {![file exists [run_dir]/genode/ld.lib.so]} { set ld_arg lib/ld/hw }
if {![file exists [run_dir]/genode/core-hw.o]} { set core_arg core/hw }
if {![file exists [run_dir]/genode/bootstrap-hw.o]} { set bootstrap_arg bootstrap/hw }
set build_args "$bootstrap_arg $core_arg $ld_arg"
if {[llength $build_args]} { build $build_args }
if {$ld_arg != ""} { file copy -force bin/ld-hw.lib.so [run_dir]/genode/ld.lib.so }
if {$core_arg != ""} { file copy -force bin/core-hw.o [run_dir]/genode/core-hw.o }
if {$bootstrap_arg != ""} { file copy -force bin/bootstrap-hw.o [run_dir]/genode/bootstrap-hw.o }
#
# Copy specified modules to the run directory, excluding core.
#
set idx [lsearch $binaries "core"]
set modules [lreplace $binaries $idx $idx]
copy_genode_binaries_to_run_dir $modules
puts "core link address is [core_link_address]"
set core_obj core-hw.o
set bootstrap_obj bootstrap-hw.o
# create core and bootstrap binary without modules for debugging
build_core debug/$core_obj {} [run_dir].core [core_link_address]
build_core [run_dir]/genode/$bootstrap_obj {} [run_dir].bootstrap [bootstrap_link_address]
# determine modules to be incorporated into the core image
set modules [glob -tails -directory [run_dir]/genode/ *]
set excluded_modules {}
lappend excluded_modules $core_obj $bootstrap_obj
foreach excluded $excluded_modules {
set modules [lsearch -inline -not -all $modules $excluded] }
# check syntax of all boot modules named *.config
foreach file [glob -nocomplain [run_dir]/genode/*.config] {
check_xml_syntax $file }
# create core binary containing the boot modules
build_core [run_dir]/genode/$core_obj $modules [run_dir]/genode/core.elf [core_link_address]
exec [cross_dev_prefix]strip [run_dir]/genode/core.elf
build_core [run_dir]/genode/$bootstrap_obj { core.elf } [run_dir]/image.elf [bootstrap_link_address]
exec rm -fr [run_dir]/genode
exec [cross_dev_prefix]strip [run_dir]/image.elf
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
#
set fh [open "[run_dir]/boot/grub/menu.lst" "WRONLY CREAT TRUNC"]
puts $fh "timeout 0"
puts $fh "default 0"
if {[have_spec "muen"]} {
puts $fh "\ntitle Genode on base-hw/Muen SK"
puts $fh " kernel /image.bin"
} else {
puts $fh "\ntitle Genode on base-hw"
puts $fh " kernel /boot/bender"
puts $fh " module /image.elf"
}
close $fh
}
if {[have_include image/uefi]} {
exec mkdir -p [run_dir]/efi/boot
exec cp [genode_dir]/tool/boot/grub2_32.efi [run_dir]/efi/boot/bootia32.efi
exec cp [genode_dir]/tool/boot/grub2_64.efi [run_dir]/efi/boot/bootx64.efi
exec mkdir -p [run_dir]/boot/grub
exec cp [genode_dir]/tool/boot/bender [run_dir]/boot/bender
#
# Generate GRUB2 config file
#
set fh [open "[run_dir]/boot/grub/grub.cfg" "WRONLY CREAT TRUNC"]
puts $fh "set timeout=0"
puts $fh "menuentry 'Genode on base-hw' {"
puts $fh " multiboot2 /boot/bender serial_fallback"
puts $fh " module2 /image.elf"
puts $fh "}"
close $fh
}
run_image [run_dir]/image.elf
# set symbolic link to image.elf file in TFTP directory for PXE boot
if {[have_spec arm] && [have_include "load/tftp"]} {
exec ln -sf [run_dir]/image.elf [load_tftp_base_dir][load_tftp_offset_dir]
if {[have_include "image/uboot"]} {
exec ln -sf [pwd]/[run_dir]/uImage [load_tftp_base_dir][load_tftp_offset_dir]
}
}
if {[have_spec x86] && [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"]
if {[have_spec "muen"]} {
exec gzip [run_dir]/image.bin
puts $fh " exec /boot/unzip"
puts $fh " load /image.bin.gz"
} else {
puts $fh " exec /boot/bender"
puts $fh " load /image.elf"
}
close $fh
generate_tftp_config
}
if {[have_spec x86] && [have_include "load/ipxe"]} {
#
# Generate iPXE config file
#
set fh [open "[run_dir]/boot.cfg" "WRONLY CREAT TRUNC"]
puts $fh "#!ipxe"
if {[have_spec "muen"]} {
puts $fh "kernel image.bin"
} else {
install_pxe_bootloader_to_run_dir
puts $fh "kernel boot/bender"
puts $fh "module image.elf"
}
puts $fh "boot"
close $fh
update_ipxe_boot_dir
}
}
##
# Base source archive within depot
#
proc base_src { } {
if {[have_spec x86_64]} { return base-hw-pc }
if {[have_spec pbxa9]} { return base-hw-pbxa9 }
puts stderr "base-hw kernel does not support this build configuration"
exit 1
}