Or1ksim Test Suite
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Or1ksim Test Suite
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==================
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==================
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This is the Or1ksim test suite, which is now integrated with the main Or1ksim
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This is the Or1ksim test suite, which is now integrated with the main Or1ksim
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development package. It operates using a standard DejaGNU framework within the
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development package. It operates using a standard DejaGNU framework within the
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GNU autoconf/automake/libtool structure.
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GNU autoconf/automake/libtool structure.
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A separate configuration file is needed for the OpenRISC programs used in
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A separate configuration file is needed for the OpenRISC programs used in
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testing, since these use the OR1K tool chain, rather than the host tool
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testing, since these use the OR1K tool chain, rather than the host tool
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chain. This can be found in the "test-code-or1k" directory.
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chain. This can be found in the "test-code-or1k" directory.
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Tests are provided for the standalone simulator (or1ksim) and for the library
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Tests are provided for the standalone simulator (or1ksim) and for the library
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(libsim.a).
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(libsim.a).
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At the time of writing a total of 1,450 tests compile, run and pass. That
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At the time of writing a total of 1,766 tests compile, run and pass. That
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figure is broken down into 1,186 tests of the standalone simulator and 264
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figure is broken down into 1,502 tests of the standalone simulator and 264
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tests of the library
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tests of the library
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Configuration and make files are provided for further test programs. These
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Configuration and make files are provided for further test programs. These
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come in three categories.
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come in three categories.
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- Tests which compile correctly, but will not run to completion.
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- Tests which compile correctly, but will not run to completion.
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- Tests which compile, but will not run at all.
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- Tests which compile, but will not run at all.
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- Tests which will not compile correctly.
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- Tests which will not compile correctly.
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File Organization
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File Organization
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=================
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=================
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Each test program has its own directory under test-code (for native tests,
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Each test program has its own directory under test-code (for native tests,
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typically of the library) or test-code-or1k (for OpenRISC code, which must use
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typically of the library) or test-code-or1k (for OpenRISC code, which must use
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the OpenRISC tool chain). This builds the test program. If necessary it copies
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the OpenRISC tool chain). This builds the test program. If necessary it copies
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data files to the main build/testsuite directory.
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data files to the main build/testsuite directory.
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Each test then has a DejaGNU expect script in or1ksim.tests (for standalone
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Each test then has a DejaGNU expect script in or1ksim.tests (for standalone
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tests) and libsim.tests (for library tests), which loads and runs the
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tests) and libsim.tests (for library tests), which loads and runs the
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test. Support script procedures are in lib/or1ksim.exp and lib/libsim.exp.
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test. Support script procedures are in lib/or1ksim.exp and lib/libsim.exp.
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Libraries
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Libraries
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=========
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=========
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Within the test-code there are several libraries:
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Within the test-code there are several libraries:
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support: A minimal C library.
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support: A minimal C library.
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except: Exception handling and startup code.
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except: Exception handling and startup code.
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mc-common: A library to support the memory controller tests.
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mc-common: A library to support the memory controller tests.
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Working tests
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Working tests
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=============
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=============
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A total of 1,186 tests of standalone Or1ksim:
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A total of 1,502 tests of standalone Or1ksim:
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basic: 8 tests of a wide range of instructions and registers.
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basic: 8 tests of a wide range of instructions and registers.
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cache: 5 tests of the Or1ksim cache modeling
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cache: 5 tests of the Or1ksim cache modeling
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cbasic: 19 tests of minimal C functionality
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cbasic: 19 tests of minimal C functionality
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cfg: 12 tests of the OR1K configuration register
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cfg: 12 tests of the OR1K configuration register
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dhry: 1 Dhrystone 2.1 benchmark using Or1ksim's timing facility.
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dhry: 1 Dhrystone 2.1 benchmark using Or1ksim's timing facility.
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dmatest: 3 tests of DMA.
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dmatest: 3 tests of DMA.
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eth: 12 tests of the Ethernet interface.
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eth: 12 tests of the Ethernet interface.
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except-test: 7 tests of OR1K exception handling
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except-test: 7 tests of OR1K exception handling
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exit: 1 test that C program exits correctly
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exit: 1 test that C program exits correctly
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ext: 104 tests of the sign extension (l.ext) instructions.
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ext: 104 tests of the sign extension (l.ext) instructions.
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fbtest: 1 test of the frame buffer.
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fbtest: 1 test of the frame buffer.
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fp 337 tests of floating point functionality (Feature 413).
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fp 337 tests of floating point functionality (Feature 413).
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functest: 11 tests of the C function calling interface.
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functest: 11 tests of the C function calling interface.
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flag: 1 test of Supervision Register (SR) flag bits.
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flag: 1 test of Supervision Register (SR) flag bits.
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int-test: 86 tests of the programmable interrupt controller.
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int-test: 86 tests of the programmable interrupt controller.
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kbdtest: 26 tests of the PS2 keyboard interface.
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kbdtest: 26 tests of the PS2 keyboard interface.
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local-global: 1 test of C local and global variables.
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local-global: 1 test of C local and global variables.
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inst-set-test: A collection of tests of individual instructions
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inst-set-test: A collection of tests of individual instructions
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is-add-test 180 tests of the l.add* instructions (Bugs 1771, 1776)
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is-add-test 213 tests of the l.add* instructions (Bugs 1771, 1776)
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is-div-test: 4 tests of the l.div and l.divu instructions (Bug 1770).
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is-div-test: 101 tests of the l.div and l.divu instructions (Bug 1770).
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is-find-test: 14 tests of the l.ff1 and l.fl1 instructions (Bug 1772).
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is-find-test: 14 tests of the l.ff1 and l.fl1 instructions (Bug 1772).
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is-lws-test: 13 tests of the l.lws instruction (Bug 1767).
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is-lws-test: 13 tests of the l.lws instruction (Bug 1767).
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is-mac-test: 189 tests of the MAC instructions (Bug 1773).
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is-mac-test: 189 tests of the MAC instructions (Bugs 1773, 1777).
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is-mul-test: 186 tests of the l.mul* instructions (Bug 1774).
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mem-test: 16 tests of simple memory access.
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mem-test: 16 tests of simple memory access.
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mmu: 110 tests of the MMU.
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mmu: 110 tests of the MMU.
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mul: 5 tests of the multiply functionality.
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mul: 5 tests of the multiply functionality.
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mycompress: 1 test using a compression program.
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mycompress: 1 test using a compression program.
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tick: 19 tests of the OR1K tick timer.
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tick: 19 tests of the OR1K tick timer.
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A total of 264 tests of the libsim library:
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A total of 264 tests of the libsim library:
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int-edge: 6 tests of edge triggered interrupts.
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int-edge: 6 tests of edge triggered interrupts.
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int-level: 5 tests of level triggered interrupts.
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int-level: 5 tests of level triggered interrupts.
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lib-iftest: 1 test of the basic library interface functions.
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lib-iftest: 1 test of the basic library interface functions.
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jtag-basic: 17 tests of JTAG reset and instruction selection
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jtag-basic: 17 tests of JTAG reset and instruction selection
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jtag-go-command-read: 60 tests of JTAG GO_COMMAND for reading
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jtag-go-command-read: 60 tests of JTAG GO_COMMAND for reading
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jtag-go-command-write: 54 tests of JTAG GO_COMMAND for writing
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jtag-go-command-write: 54 tests of JTAG GO_COMMAND for writing
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jtag-read-command: 18 tests of JTAG READ_COMMAND
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jtag-read-command: 18 tests of JTAG READ_COMMAND
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jtag-read-control: 8 tests of JTAG READ_CONTROL
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jtag-read-control: 8 tests of JTAG READ_CONTROL
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jtag-select-module: 20 tests of JTAG module selection
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jtag-select-module: 20 tests of JTAG module selection
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jtag-write-command: 58 tests of JTAG WRITE_COMMAND
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jtag-write-command: 58 tests of JTAG WRITE_COMMAND
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jtag-write-control: 13 tests of JTAG WRITE_CONTROL
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jtag-write-control: 13 tests of JTAG WRITE_CONTROL
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upcalls: 2 tests of the upcall interface.
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upcalls: 2 tests of the upcall interface.
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Tests which build, but do not run to completion
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Tests which build, but do not run to completion
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===============================================
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===============================================
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The following tests of standalone Or1ksim rely on VAPI in Or1ksim, so need a
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The following tests of standalone Or1ksim rely on VAPI in Or1ksim, so need a
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client to provide test data over TCP/IP.
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client to provide test data over TCP/IP.
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acv-gpio: a test of the GPIO.
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acv-gpio: a test of the GPIO.
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acv-uart: a test of the UART
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acv-uart: a test of the UART
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Tests which build, but do not run at all
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Tests which build, but do not run at all
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========================================
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========================================
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These tests of standalone Or1ksim (which are built by the make file), do not
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These tests of standalone Or1ksim (which are built by the make file), do not
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appear to run at all. The problem is in the linker script and/or the
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appear to run at all. The problem is in the linker script and/or the
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configuration for Or1ksim.
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configuration for Or1ksim.
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mc-async: a test of the memory controller with asynchronous memory.
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mc-async: a test of the memory controller with asynchronous memory.
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mc-dram: a test of the memory controller with DRAM.
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mc-dram: a test of the memory controller with DRAM.
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mc-ssram: a test of the memory controller with SSRAM.
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mc-ssram: a test of the memory controller with SSRAM.
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mc-sync: a test of the memory controller with synchronous memory.
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mc-sync: a test of the memory controller with synchronous memory.
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uOS: a microKernel.
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uOS: a microKernel.
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Tests which do not build
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Tests which do not build
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========================
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========================
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The following test of standalone Or1ksim builds with a myriad of warnings.
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The following test of standalone Or1ksim builds with a myriad of warnings.
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inst-set-test: a comprehensive test of the instruction set using C.
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inst-set-test: a comprehensive test of the instruction set using C.
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Updated by Jeremy Bennett (jeremy@jeremybennett.com)
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Updated by Jeremy Bennett (jeremy@jeremybennett.com)
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3 June 2010
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13 June 2010
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