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This way, the redirected env sessions for the CPU burner are no longer called directly by init. Init stays independent from the behavior of the CPU balancer. Issue #3837 Issue #4029
134 lines
3.8 KiB
Plaintext
134 lines
3.8 KiB
Plaintext
build "core init timer server/cpu_balancer app/cpu_burner app/top"
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if {![have_include "power_on/qemu"]} {
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puts "Run script is not supported on this platform"
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exit 0
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}
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if {[have_spec foc] && ([have_board pbxa9] || [have_board rpi3])} {
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# foc kernel does detect solely 1 CPU */
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puts "Run script is not supported on this platform"
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exit 0
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}
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if {![have_spec nova] && ![have_spec foc] && ![have_spec sel4]} {
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puts "Run script is not supported on this platform"
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exit 0
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}
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set cpu_width 4
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set cpu_height 1
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set report_config "yes"
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set use_trace "yes"
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create_boot_directory
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import_from_depot [depot_user]/src/report_rom \
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[depot_user]/src/shim
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append config {
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<config prio_levels="2" verbose="yes">
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<affinity-space width="} $cpu_width {" height="} $cpu_height {"/>
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<parent-provides>
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<service name="LOG"/>
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<service name="CPU"/>
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<service name="ROM"/>
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<service name="PD"/>
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<service name="IO_PORT"/> <!-- timer on some kernels -->
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<service name="IRQ"/> <!-- timer on some kernels -->
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<service name="TRACE"/>
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</parent-provides>
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<default-route>
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<service name="LOG"> <parent/> </service>
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<service name="PD"> <parent/> </service>
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<service name="ROM"> <parent/> </service>
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</default-route>
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<default caps="100"/>
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<start name="timer">
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<resource name="RAM" quantum="1M"/>
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<provides><service name="Timer"/></provides>
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<route>
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<any-service> <parent/> </any-service>
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</route>
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</start>}
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append_if [expr $report_config eq "yes"] config {
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<start name="report_rom">
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<binary name="report_rom"/>
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<resource name="RAM" quantum="1M"/>
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<provides> <service name="Report"/> <service name="ROM"/> </provides>
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<config verbose="yes"/>
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<route>
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<any-service> <parent/> </any-service>
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</route>
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</start>}
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append config {
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<start name="cpu_balancer">
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<resource name="RAM" quantum="2M"/>
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<provides>
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<service name="PD"/>
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<service name="CPU"/>
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</provides>
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<config interval_us="2000000"
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report="} $report_config {"
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trace="} $use_trace {"
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verbose="no">
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<component label="cpu_burner -> " default_policy="none">
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<!--
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<thread name="signal handler" policy="pin" xpos="1" ypos="0"/>
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-->
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<thread name="signal handler" policy="max-utilize"/>
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<thread name="burn_0x0" policy="round-robin"/>
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<thread name="burn_1x0" policy="round-robin"/>
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</component>
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</config>
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<route>
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<service name="Timer"> <child name="timer"/> </service>
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<service name="Report"> <child name="report_rom"/> </service>
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<any-service> <parent/> </any-service>
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</route>
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</start>
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<start name="cpu_burner" priority="-1">
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<binary name="shim"/>
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<affinity xpos="1" ypos="0" width="2" height="1"/>
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<resource name="RAM" quantum="2M"/>
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<route>
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<!-- by shim binary -->
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<service name="PD" unscoped_label="cpu_burner"> <parent/> </service>
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<service name="CPU" unscoped_label="cpu_burner"> <parent/> </service>
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<!-- by child of shim -->
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<service name="PD"> <child name="cpu_balancer"/> </service>
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<service name="CPU"> <child name="cpu_balancer"/> </service>
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<service name="ROM" label="binary"> <parent label="cpu_burner"/> </service>
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<service name="Timer"> <child name="timer"/> </service>
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<service name="LOG"> <parent/> </service>
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<service name="ROM"> <parent/> </service>
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</route>
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</start>
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<!--
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<start name="top">
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<resource name="RAM" quantum="2M"/>
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<route>
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<service name="Timer"> <child name="timer"/> </service>
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<service name="CPU"> <child name="cpu_balancer"/> </service>
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<any-service> <parent/> </any-service>
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</route>
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</start>
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-->
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</config>}
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install_config $config
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build_boot_image { core ld.lib.so init timer cpu_balancer cpu_burner top }
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append qemu_args " -nographic"
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append qemu_args " -smp [expr $cpu_width * $cpu_height],cores=$cpu_width,threads=$cpu_height"
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run_genode_until {.*thread xpos="1" ypos="0" name="signal handler" policy="max-utilize".*\n} 60
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