| *** Variables *** |
| ${UART} sysbus.uart |
| ${COMMON_MEMORY} 0x1400000 |
| ${PER_CORE_MEMORY} 0x3000000 |
| ${CORE1_MEM_ALIAS} 0x2010000 |
| ${CORE2_MEM_ALIAS} 0x2020000 |
| ${UART_ADDR} 0x50230000 |
| ${UART_ADDR_MOVED} 0x60230000 |
| ${URI} @https://dl.antmicro.com/projects/renode |
| ${TEST_ELF} ${URI}/multibus_test.elf-s_3718712-8ec6b7305242b1bfce702459d75ea02d04f00360 |
| |
| ${CPU1_OVERLAY_MEMORY}= SEPARATOR= |
| ... """ ${\n} |
| ... cpu1_mem: Memory.ArrayMemory @ sysbus new Bus.BusPointRegistration { ${\n} |
| ... ${SPACE*4}address: 0x0; ${\n} |
| ... ${SPACE*4}cpu: cpu1 ${\n} |
| ... } ${\n} |
| ... ${SPACE*4}size: 0x1000 ${\n} |
| ... """ |
| |
| ${CPU1_SHADOW_MEMORY}= SEPARATOR= |
| ... """ ${\n} |
| ... cpu1_shadow_mem: Memory.ArrayMemory @ sysbus new Bus.BusPointRegistration { ${\n} |
| ... ${SPACE*4}address: 0xF00; ${\n} |
| ... ${SPACE*4}cpu: cpu1 ${\n} |
| ... } ${\n} |
| ... ${SPACE*4}size: 0x1000 ${\n} |
| ... """ |
| |
| |
| *** Keywords *** |
| Create Machine |
| [Arguments] ${elf} |
| |
| Execute Command mach create |
| Execute Command machine LoadPlatformDescription "${CURDIR}${/}per-core-registration.repl" |
| |
| Execute Command macro reset "sysbus LoadELF ${elf}" |
| Execute Command runMacro $reset |
| |
| Create Terminal Tester ${UART} timeout=1 |
| |
| |
| Create Machine With Hex File |
| [Arguments] ${cpu} |
| |
| Execute Command mach create |
| Execute Command machine LoadPlatformDescription "${CURDIR}${/}per-core-registration-hex.repl" |
| |
| Execute Command sysbus LoadHEX @https://dl.antmicro.com/projects/renode/stm32f072b_disco--zephyr-hello_world.hex-s_34851-4e97c68491cf652d0becd549526cd3df56e8ae66 ${cpu} |
| |
| Add Peripheral Move Hook |
| [Arguments] ${cpu} ${hook_addr} ${peripheral_addr} ${new_address} |
| ${hook_script}= Catenate SEPARATOR=\n |
| ... from Antmicro.Renode.Peripherals.Bus import BusRangeRegistration |
| ... uart_peripheral = machine.SystemBus.WhatIsAt(${peripheral_addr}, cpu).Peripheral |
| ... new_registration = BusRangeRegistration(${new_address}, uart_peripheral.Size) |
| ... machine.SystemBus.MoveRegistrationWithinContext(uart_peripheral, new_registration, cpu) |
| Execute Command ${cpu} AddHook ${hook_addr} """${hook_script}""" |
| |
| |
| *** Test Cases *** |
| Fail On Shadowing Other Registration |
| # Create machine with `ram` at 0x0 - 0x1FFFFFF. |
| Create Machine ${TEST_ELF} |
| |
| # Adding a CPU-specific peripheral over a global one is OK, accesses from that CPU will reach it instead. |
| Execute Command machine LoadPlatformDescriptionFromString ${CPU1_OVERLAY_MEMORY} |
| |
| # Adding another CPU-specific peripheral at address space already occupied for the given CPU should fail though. |
| ${out}= Run Keyword And Expect Error KeywordException:* |
| ... Execute Command |
| ... machine LoadPlatformDescriptionFromString ${CPU1_SHADOW_MEMORY} |
| Should Contain ${out} Error E39: Exception was thrown during registration |
| Should Contain ${out} conflicts with peripheral |
| |
| ${per}= Execute Command peripherals |
| Should Contain ${per} cpu1_mem |
| Should Not Contain ${per} cpu1_shadow_mem |
| |
| Get Same Read From Common Memory |
| Create Machine ${TEST_ELF} |
| |
| Execute Command sysbus WriteDoubleWord ${COMMON_MEMORY} 0xDEADF00D |
| Start Emulation |
| |
| Wait For Line On Uart Core 0 read from ${COMMON_MEMORY} returned: 0xDEADF00D |
| Wait For Line On Uart Core 1 read from ${COMMON_MEMORY} returned: 0xDEADF00D |
| |
| Values Written By One Core Should Not Be Visible By The Other One |
| Create Machine ${TEST_ELF} |
| |
| Start Emulation |
| |
| Wait For Line On Uart Core 0 read from ${PER_CORE_MEMORY} returned: 0x0 |
| Wait For Line On Uart Core 0 writing 0xB0B0B0B0 to per-core memory |
| Wait For Line On Uart Core 0 read from ${PER_CORE_MEMORY} returned: 0xB0B0B0B0 |
| |
| Wait For Line On Uart Core 1 read from ${PER_CORE_MEMORY} returned: 0x0 |
| Wait For Line On Uart Core 1 writing 0xBABABABA to per-core memory |
| Wait For Line On Uart Core 1 read from ${PER_CORE_MEMORY} returned: 0xBABABABA |
| |
| Provides Finished |
| |
| Write Values Using Sysbus |
| Create Machine ${TEST_ELF} |
| |
| Execute Command sysbus.core1_mem WriteDoubleWord 0x0 0xFEEDFACE |
| Execute Command sysbus.core2_mem WriteDoubleWord 0x0 0xFEE1DEAD |
| Start Emulation |
| |
| Wait For Line On Uart Core 0 read from ${PER_CORE_MEMORY} returned: 0xFEEDFACE |
| Wait For Line On Uart Core 1 read from ${PER_CORE_MEMORY} returned: 0xFEE1DEAD |
| |
| Write Values Using Sysbus With Context |
| Create Machine ${TEST_ELF} |
| |
| Execute Command sysbus WriteDoubleWord ${PER_CORE_MEMORY} 0xFEEDFACE sysbus.cpu1 |
| Execute Command sysbus WriteDoubleWord ${PER_CORE_MEMORY} 0xFEE1DEAD sysbus.cpu2 |
| Start Emulation |
| |
| Wait For Line On Uart Core 0 read from ${PER_CORE_MEMORY} returned: 0xFEEDFACE |
| Wait For Line On Uart Core 1 read from ${PER_CORE_MEMORY} returned: 0xFEE1DEAD |
| |
| Handle Being Simultaneously Registered On The Main Bus |
| Requires Finished |
| |
| ${out}= Execute Command sysbus ReadDoubleWord ${CORE1_MEM_ALIAS} |
| Should Be Equal As Numbers ${out} 0xB0B0B0B0 |
| ${out}= Execute Command sysbus ReadDoubleWord ${CORE2_MEM_ALIAS} |
| Should Be Equal As Numbers ${out} 0xBABABABA |
| |
| Read Values Using Sysbus Context |
| Requires Finished |
| |
| ${out}= Execute Command sysbus ReadDoubleWord ${PER_CORE_MEMORY} sysbus.cpu1 |
| Should Be Equal As Numbers ${out} 0xB0B0B0B0 |
| ${out}= Execute Command sysbus ReadDoubleWord ${PER_CORE_MEMORY} sysbus.cpu2 |
| Should Be Equal As Numbers ${out} 0xBABABABA |
| |
| Disassemble Code From Per Core Memory |
| Create Machine ${TEST_ELF} |
| |
| Execute Command sysbus WriteDoubleWord ${PER_CORE_MEMORY} 0x1234 sysbus.cpu1 |
| Execute Command sysbus WriteDoubleWord ${PER_CORE_MEMORY} 0x5678 sysbus.cpu2 |
| |
| ${out}= Execute Command sysbus.cpu1 DisassembleBlock ${PER_CORE_MEMORY} 2 |
| Should Contain ${out} addi |
| |
| ${out}= Execute Command sysbus.cpu2 DisassembleBlock ${PER_CORE_MEMORY} 2 |
| Should Contain ${out} lw |
| Should Move Peripheral Registered Per Core |
| Create Machine ${TEST_ELF} |
| |
| # Verify expected UART registration |
| ${out}= Execute Command sysbus WhatIsAt ${UART_ADDR} sysbus.cpu1 |
| Should Not Be Empty ${out} |
| ${out}= Execute Command sysbus WhatIsAt ${UART_ADDR} sysbus.cpu2 |
| Should Not Be Empty ${out} |
| ${out}= Execute Command sysbus WhatIsAt ${UART_ADDR_MOVED} sysbus.cpu1 |
| Should Be Empty ${out} |
| ${out}= Execute Command sysbus WhatIsAt ${UART_ADDR_MOVED} sysbus.cpu2 |
| Should Be Empty ${out} |
| |
| Add Peripheral Move Hook sysbus.cpu2 `sysbus GetSymbolAddress "thread_entry"` ${UART_ADDR} ${UART_ADDR_MOVED} |
| |
| Execute Command showAnalyzer sysbus.uart |
| Execute Command start |
| |
| Wait For Line On Uart Core 0 read from ${PER_CORE_MEMORY} returned: 0xB0B0B0B0 |
| |
| Run Keyword And Expect Error InvalidOperationException: Terminal tester failed!* |
| ... Wait For Line On Uart |
| ... Core 1 read from ${PER_CORE_MEMORY} returned: 0xBABABABA |
| |
| Execute Command pause |
| Execute Command sysbus.cpu2 RemoveHooksAt `sysbus GetSymbolAddress "thread_entry"` |
| |
| Add Peripheral Move Hook sysbus.cpu2 `sysbus GetSymbolAddress "thread_entry"` ${UART_ADDR_MOVED} ${UART_ADDR} |
| |
| Clear Terminal Tester Report |
| Execute Command runMacro $reset |
| |
| # UART registration shouldn't reset |
| ${out}= Execute Command sysbus WhatIsAt ${UART_ADDR} sysbus.cpu1 |
| Should Not Be Empty ${out} |
| ${out}= Execute Command sysbus WhatIsAt ${UART_ADDR_MOVED} sysbus.cpu2 |
| Should Not Be Empty ${out} |
| ${out}= Execute Command sysbus WhatIsAt ${UART_ADDR_MOVED} sysbus.cpu1 |
| Should Be Empty ${out} |
| ${out}= Execute Command sysbus WhatIsAt ${UART_ADDR} sysbus.cpu2 |
| Should Be Empty ${out} |
| |
| Execute Command start |
| |
| Wait For Line On Uart Core 0 read from ${PER_CORE_MEMORY} returned: 0xB0B0B0B0 |
| Wait For Line On Uart Core 1 read from ${PER_CORE_MEMORY} returned: 0xBABABABA |
| |
| |
| Should Not Load Hex To Invalid Core Specific Memory |
| Create Log Tester 0 # no need for additional timeout, we're only testing synchronous operations |
| Create Machine With Hex File sysbus.cpu1 |
| Wait For Log Entry Tried to access bytes at non-existing peripheral |
| |
| |
| Should Load Hex To Core Specific Memory |
| Create Log Tester 0 # no need for additional timeout, we're only testing synchronous operations |
| Create Machine With Hex File sysbus.cpu2 |
| Should Not Be In Log Tried to access bytes at non-existing peripheral |
| |
