74 lines
2.8 KiB
Plaintext
74 lines
2.8 KiB
Plaintext
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*** Variables ***
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${UART} sysbus.cpu.uartSemihosting
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*** Keywords ***
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Create Machine
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Execute Command using sysbus
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Execute Command mach create
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Execute Command machine LoadPlatformDescription @platforms/cpus/xtensa-sample-controller.repl
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Load Opcodes To Memory
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# MOVI at0, 0x400
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Execute Command sysbus WriteDoubleWord 0x00 0x0000A402
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# L32I at1, at0, 0x0
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Execute Command sysbus WriteDoubleWord 0x03 0x00002012
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# L32I at2, at0, 0x1 (load from at0 + 4)
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Execute Command sysbus WriteDoubleWord 0x06 0x00012022
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# BEQZ at2, 0x12
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Execute Command sysbus WriteDoubleWord 0x09 0x00005216
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# QUOU at3, at1, at2 (integer division)
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Execute Command sysbus WriteDoubleWord 0x0c 0x00C23120
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# J 0x15
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Execute Command sysbus WriteDoubleWord 0x0f 0x00000086
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# MOVI at3, 0x0
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Execute Command sysbus WriteDoubleWord 0x12 0x0000A032
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# J 0x15
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Execute Command sysbus WriteDoubleWord 0x15 0xFFFFFF06
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*** Test Cases ***
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Test Division
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${NUMERATOR}= Set Variable 0x10
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${DENOMINATOR}= Set Variable 0x02
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${EXPECTED_RES}= Evaluate str(0 if ${DENOMINATOR} == 0 else ${NUMERATOR} // ${DENOMINATOR})
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Create Machine
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Execute Command machine LoadPlatformDescriptionFromString 'opmem: Memory.MappedMemory @ sysbus 0x0 { size: 0x30000 }'
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Execute Command cpu PC 0x0
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Load Opcodes To Memory
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# Load operands of the operation
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# in this example it will calculate:
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# 0x10 / 0x02
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Execute Command sysbus WriteDoubleWord 0x400 ${NUMERATOR}
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Execute Command sysbus WriteDoubleWord 0x404 ${DENOMINATOR}
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Execute Command cpu Step
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PC Should Be Equal 0x3
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Register Should Be Equal 1 0x400
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Execute Command cpu Step
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PC Should Be Equal 0x6
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Register Should Be Equal 2 ${NUMERATOR}
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Execute Command cpu Step
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PC Should Be Equal 0x9
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Register Should Be Equal 3 ${DENOMINATOR}
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Execute Command cpu Step 3
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PC Should Be Equal 0x15
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Register Should Be Equal 4 ${EXPECTED_RES}
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Test Zephyr hello_world sample
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Create Machine
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Execute Command sysbus LoadELF @https://dl.antmicro.com/projects/renode/xtensa-sample-controller-zephyr-hello-world.elf-s_293544-4be60f8a3891e70c30e1e8a471df4ad12ab08144
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Execute Command cpu PC 0x50000000
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Create Terminal Tester ${UART}
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Start Emulation
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Wait For Line On Uart Booting Zephyr OS
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Wait For Line On Uart Hello World! qemu_xtensa
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