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131 lines
3.6 KiB
Plaintext
131 lines
3.6 KiB
Plaintext
#
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# Build
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#
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#
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# The size of the result buffers in the fast-time-polling test
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#
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proc fast_polling_buf_size { } {
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if {[expr [have_board pbxa9] && [have_spec foc]]} { return 40000000 }
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if {[expr [have_board imx53_qsb_tz] && [have_spec hw]]} { return 40000000 }
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if {[expr [have_board rpi] && [have_spec hw]]} { return 40000000 }
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if {[expr [have_board virt_qemu_riscv] && [have_spec hw]]} { return 15000000 }
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return 80000000
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}
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#
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# Wether the platform allows for timeouts that trigger with a precision < 50 milliseconds
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#
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proc precise_timeouts { } {
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#
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# On QEMU, NOVA uses the pretty unstable TSC emulation as primary time source.
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#
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if {[have_include "power_on/qemu"] && [have_spec nova]} { return false }
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return true
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}
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#
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# Wether the platform allows for a timestamp that has a precision < 1 millisecond
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#
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proc precise_time { } {
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#
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# On QEMU, timing is not stable enough for microseconds precision
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#
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if {[have_include "power_on/qemu"]} { return false }
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#
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# On ARM, we do not have a component-local time source in hardware. The ARM
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# performance counter has no reliable frequency as the ARM idle command
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# halts the counter. Thus, we do not use local time interpolation on ARM.
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# Except we're on the HW kernel. In this case we can read out the kernel
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# time instead.
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#
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if {[expr [have_spec arm] && ![have_spec hw]]} { return false }
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#
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# On x86 64 bit with SeL4, the test needs around 80MB that must be
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# completely composed of 4KB-pages due to current limitations of the SeL4
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# port. Thus, Core must flush the page table caches pretty often during
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# the test which is an expensive high-prior operation and makes it
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# impossible to provide a highly precise time.
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#
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if {[have_spec x86_64] && [have_spec sel4]} { return false }
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#
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# Older x86 machines do not have an invariant timestamp
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#
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if {[have_spec x86] && ![have_spec hw]} { return dynamic }
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return true
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}
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#
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# Wether the platform allows for a 'Timer::Connection::elapsed_ms'
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# implementation that has a precision < 2 ms
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#
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proc precise_ref_time { } {
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#
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# On Fiasco and Fiasco.OC, that use kernel timing, 'elapsed_ms' is
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# pretty inprecise/unsteady (up to 3 ms deviation) for a reason that
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# is not clearly determined yet. So, on these platforms, our locally
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# interpolated time seems to be fine but the reference time is bad.
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#
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if {[have_spec foc] || [have_spec fiasco]} { return false }
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return true
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}
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build { core init lib/ld drivers/platform timer test/timeout }
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#
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# Boot image
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#
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create_boot_directory
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install_config {
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<config prio_levels="2">
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<parent-provides>
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<service name="ROM"/>
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<service name="IRQ"/>
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<service name="IO_MEM"/>
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<service name="IO_PORT"/>
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<service name="PD"/>
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<service name="RM"/>
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<service name="CPU"/>
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<service name="LOG"/>
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</parent-provides>
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<default-route>
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<any-service><parent/><any-child/></any-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="10M"/>
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<provides><service name="Timer"/></provides>
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</start>
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<start name="test" priority="-1">
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<binary name="test-timeout"/>
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<resource name="RAM" quantum="250M"/>
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<config precise_time="} [precise_time] {"
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precise_ref_time="} [precise_ref_time] {"
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precise_timeouts="} [precise_timeouts] {"
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fast_polling_buf_size="} [fast_polling_buf_size] {"/>
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</start>
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</config>
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}
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build_boot_image [build_artifacts]
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#
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# Execution
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#
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append qemu_args "-nographic "
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run_genode_until "child \"test\" exited with exit value.*\n" 900
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grep_output {\[init\] child "test" exited with exit value}
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compare_output_to {[init] child "test" exited with exit value 0}
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