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added unfinished tests to 32 bit library

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Kip Macsai-Goren 2022-04-02 19:15:07 +00:00
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00000aaa # Test 5.3.1.4: readback value from writing mie to enable interrupts
00000001 # mcause from an instruction access fault
00000000 # mtval of faulting instruction address (0x0)
00001880 # masked out mstatus.MPP = 11, mstatus.MPIE = 1, and mstatus.MIE = 0
00000002 # mcause from an Illegal instruction
00000000 # mtval of faulting instruction (0x0)
00001880 # masked out mstatus.MPP = 11, mstatus.MPIE = 1, and mstatus.MIE = 0
00000003 # mcause from Breakpoint
800003ec # mtval of breakpoint instruction adress (0x800003ec)
00001880 # masked out mstatus.MPP = 11, mstatus.MPIE = 1, and mstatus.MIE = 0
00000004 # mcause from load address misaligned
800003f5 # mtval of misaligned address (0x800003f5)
00001880 # masked out mstatus.MPP = 11, mstatus.MPIE = 1, and mstatus.MIE = 0
00000005 # mcause from load access
00000000 # mtval of accessed adress (0x0)
00001880 # masked out mstatus.MPP = 11, mstatus.MPIE = 1, and mstatus.MIE = 0
00000006 # mcause from store misaligned
80000411 # mtval of address with misaligned store instr (0x80000410)
00001880 # masked out mstatus.MPP = 11, mstatus.MPIE = 1, and mstatus.MIE = 0
00000007 # mcause from store access
00000000 # mtval of accessed address (0x0)
00001880 # masked out mstatus.MPP = 11, mstatus.MPIE = 1, and mstatus.MIE = 0
0000000b # mcause from M mode ecall
00000000 # mtval of ecall (*** defined to be zero for now)
00001880 # masked out mstatus.MPP = 11, mstatus.MPIE = 1, and mstatus.MIE = 0
00000008 # mcause from U mode ecall
00000000 # mtval of ecall (*** defined to be zero for now)
00000080 # masked out mstatus.MPP = 00 (from U mode), mstatus.MPIE = 1, and mstatus.MIE = 0
00000009 # mcause from S mode ecall
00000000 # mtval of ecall (*** defined to be zero for now)
00000880 # masked out mstatus.MPP = 01 (from S mode), mstatus.MPIE = 1, and mstatus.MIE = 0
000007ec # value to indicate a vectored interrupts
80000007 # mcause value from m time interrupt
00000000 # mtval for mtime interrupt (0x0)
00001880 # masked out mstatus.MPP = 11, mstatus.MPIE = 1, and mstatus.MIE = 0
000007ec # value to indicate a vectored interrupts
80000001 # mcause value from m soft interrupt
00000000 # mtval for msoft interrupt (0x0)
00001880 # masked out mstatus.MPP = 11, mstatus.MPIE = 1, and mstatus.MIE = 0
000007ec # value to indicate a vectored interrupts
8000000b # mcause value from m ext interrupt
00000000 # mtval for mext interrupt (0x0)
00001880 # masked out mstatus.MPP = 11, mstatus.MPIE = 1, and mstatus.MIE = 0
0000b309 # medeleg after attempted write of all 1's (only some bits are writeable)
00000222 # mideleg after attempted write of all 1's (only some bits are writeable)
00000001 # Test 5.3.1.4: mcause from an instruction access fault
00000000 # mtval of faulting instruction address (0x0)
00001880 # masked out mstatus.MPP = 11, mstatus.MPIE = 1, and mstatus.MIE = 0
00000002 # mcause from an Illegal instruction
00000000 # mtval of faulting instruction (0x0)
00001880 # masked out mstatus.MPP = 11, mstatus.MPIE = 1, and mstatus.MIE = 0
00000003 # mcause from Breakpoint
800003ec # mtval of breakpoint instruction adress (0x800003ec)
00001880 # masked out mstatus.MPP = 11, mstatus.MPIE = 1, and mstatus.MIE = 0
00000004 # mcause from load address misaligned
800003f5 # mtval of misaligned address (0x800003f5)
00001880 # masked out mstatus.MPP = 11, mstatus.MPIE = 1, and mstatus.MIE = 0
00000005 # mcause from load access
00000000 # mtval of accessed adress (0x0)
00001880 # masked out mstatus.MPP = 11, mstatus.MPIE = 1, and mstatus.MIE = 0
00000006 # mcause from store misaligned
80000411 # mtval of address with misaligned store instr (0x80000410)
00001880 # masked out mstatus.MPP = 11, mstatus.MPIE = 1, and mstatus.MIE = 0
00000007 # mcause from store access
00000000 # mtval of accessed address (0x0)
00001880 # masked out mstatus.MPP = 11, mstatus.MPIE = 1, and mstatus.MIE = 0
0000000b # mcause from M mode ecall
00000000 # mtval of ecall (*** defined to be zero for now)
00001880 # masked out mstatus.MPP = 11, mstatus.MPIE = 1, and mstatus.MIE = 0
000007ec # value to indicate a vectored interrupts
80000007 # mcause value from time interrupt
00000000 # mtval for mtime interrupt (0x0)
00001880 # masked out mstatus.MPP = 11, mstatus.MPIE = 1, and mstatus.MIE = 0
000007ec # value to indicate a vectored interrupts
80000001 # mcause value from m soft interrupt
00000000 # mtval for msoft interrupt (0x0)
00001880 # masked out mstatus.MPP = 11, mstatus.MPIE = 1, and mstatus.MIE = 0
000007ec # value to indicate a vectored interrupts
0000000b # mcause value from m ext interrupt
00000000 # mtval for mext interrupt (0x0)
00001880 # masked out mstatus.MPP = 11, mstatus.MPIE = 1, and mstatus.MIE = 0
0000000b # mcause from M mode ecall from test termination
00000000 # mtval of ecall (*** defined to be zero for now)
00001880 # masked out mstatus.MPP = 11, mstatus.MPIE = 1, and mstatus.MIE = 0
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///////////////////////////////////////////
//
// WALLY-unvectored-interrupt
//
// Author: Kip Macsai-Goren <kmacsaigoren@g.hmc.edu>
//
// Created 2022-03-11
//
// Copyright (C) 2021 Harvey Mudd College & Oklahoma State University
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy,
// modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software
// is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
// BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT
// OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
///////////////////////////////////////////
#include "WALLY-TEST-LIB-64.h"
INIT_TESTS
// test 5.3.1.5 Unvectored interrupt tests
TRAP_HANDLER m, VECTORED=0, DEBUG=1 // turn off vectored interrupts, while turning on recording of mstatus bits.
li x28, 0x8
csrs sstatus, x28 // set sstatus.MIE bit to 1 // *** might be unneccessary for s mode
WRITE_READ_CSR mie, 0xFFF // *** commented out until I can get the trap handler (and spike for time interrupts) to work correctly with interrupts
// cause traps, ensuring that we DONT go through the vectored part of the trap handler
// *** this assumes that interrupt code 0 remains reserved
CAUSE_TIME_INTERRUPT // *** intentionally causing this trap seems difficult in spike. although it is possible for it to accidentally happen.
CAUSE_SOFT_INTERRUPT // *** exiting out of the trap handler after these is current;y broken
CAUSE_EXT_INTERRUPT
END_TESTS
TEST_STACK_AND_DATA

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///////////////////////////////////////////
//
// WALLY-unvectored-interrupt
//
// Author: Kip Macsai-Goren <kmacsaigoren@g.hmc.edu>
//
// Created 2022-03-11
//
// Copyright (C) 2021 Harvey Mudd College & Oklahoma State University
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy,
// modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software
// is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
// BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT
// OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
///////////////////////////////////////////
#include "WALLY-TEST-LIB-64.h"
INIT_TESTS
// test 5.3.1.5 Unvectored interrupt tests
TRAP_HANDLER s, VECTORED=0, DEBUG=1 // turn off vectored interrupts, while turning on recording of mstatus bits.
// li x28, 0x8
// csrs sstatus, x28 // set sstatus.MIE bit to 1 // *** might be unneccessary for s mode
// WRITE_READ_CSR mie, 0xFFFF *** commented out until I can get the trap handler (and spike for time interrupts) to work correctly with interrupts
WRITE_READ_CSR mideleg, 0xFFFFFFFFFFFFFFFF
GOTO_S_MODE
// cause traps, ensuring that we DONT go through the vectored part of the trap handler
// *** this assumes that interrupt code 0 remains reserved
// CAUSE_TIME_INTERRUPT *** intentionally causing this trap seems difficult in spike. although it is possible for it to accidentally happen.
// CAUSE_SOFT_INTERRUPT *** exiting out of the trap handler after these is current;y broken
// CAUSE_EXT_INTERRUPT
GOTO_U_MODE
// CAUSE_TIME_INTERRUPT *** intentionally causing this trap seems difficult in spike. although it is possible for it to accidentally happen.
// CAUSE_SOFT_INTERRUPT *** exiting out of the trap handler after these is current;y broken
// CAUSE_EXT_INTERRUPT
END_TESTS
TEST_STACK_AND_DATA

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///////////////////////////////////////////
//
// WALLY-trap
//
// Author: Kip Macsai-Goren <kmacsaigoren@g.hmc.edu>
//
// Created 2022-02-20
//
// Copyright (C) 2021 Harvey Mudd College & Oklahoma State University
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy,
// modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software
// is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
// BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT
// OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
///////////////////////////////////////////
#include "WALLY-TEST-LIB-64.h"
INIT_TESTS
CAUSE_TRAP_TRIGGERS // initialize code that will cause traps for consistent mtval addresses
TRAP_HANDLER m, DEBUG=1 // turn on recording mtval and status bits on traps
li x28, 0x8
csrs mstatus, x28 // set mstatus.MIE bit to 1
WRITE_READ_CSR mie, 0xFFF // Enable interrupts from all sources // *** commented out until I can get the trap handler (and spike for time interrupts) to work correctly with interrupts
// test 5.3.1.4 Basic trap tests
// jal cause_instr_addr_misaligned //skipped becuase this exception may be impossible when compressed instructions are enabled)
jal cause_instr_access
jal cause_illegal_instr
jal cause_breakpnt
jal cause_load_addr_misaligned
jal cause_load_acc
jal cause_store_addr_misaligned
jal cause_store_acc
GOTO_U_MODE // Causes M mode ecall
GOTO_S_MODE // Causes U mode ecall
GOTO_M_MODE // Causes S mode ecall
jal cause_time_interrupt // *** intentionally causing this trap seems difficult in spike. although it is possible for it to accidentally happen.
jal cause_soft_interrupt // *** exiting out of the trap handler after these is current;y broken
jal cause_ext_interrupt
// try the traps again with mideleg = medeleg = all 1's to ensure traps still go to M mode from M mode
WRITE_READ_CSR medeleg, 0xFFFFFFFFFFFFFFFF
WRITE_READ_CSR mideleg, 0xFFFFFFFFFFFFFFFF
// jal cause_instr_addr_misaligned //skipped becuase this exception may be impossible when compressed instructions are enabled)
jal cause_instr_access
jal cause_illegal_instr
jal cause_breakpnt
jal cause_load_addr_misaligned
jal cause_load_acc
jal cause_store_addr_misaligned
jal cause_store_acc
jal cause_ecall // M mode ecall
jal cause_time_interrupt // *** intentionally causing this trap seems difficult in spike. although it is possible for it to accidentally happen.
jal cause_soft_interrupt // *** exiting out of the trap handler after these is current;y broken
jal cause_ext_interrupt
END_TESTS
TEST_STACK_AND_DATA

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///////////////////////////////////////////
//
// WALLY-trap-s
//
// Author: Kip Macsai-Goren <kmacsaigoren@g.hmc.edu>
//
// Created 2022-03-11
//
// Copyright (C) 2021 Harvey Mudd College & Oklahoma State University
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy,
// modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software
// is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
// BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT
// OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
///////////////////////////////////////////
#include "WALLY-TEST-LIB-64.h"
INIT_TESTS
// test 5.3.1.4 Basic trap tests
TRAP_HANDLER m, DEBUG=1 // turn on recording mtval and status bits on traps
TRAP_HANDLER s, DEBUG=1 // have S mode trap handler as well
// Like WALLY-trap, cause all the same traps from S mode and make sure they go to machine mode with zeroed mideleg, medeleg
GOTO_S_MODE
li x28, 0x8
csrs sstatus, x28 // set sstatus.MIE bit to 1 // *** might be unneccessary for s mode
// WRITE_READ_CSR mie, 0xFFFF *** commented out until I can get the trap handler (and spike for time interrupts) to work correctly with interrupts
// CAUSE_INSTR_ADDR_MISALIGNED //skipped becuase this exception may be impossible when compressed instructions are enabled)
CAUSE_INSTR_ACCESS
CAUSE_ILLEGAL_INSTR
CAUSE_BREAKPNT
CAUSE_LOAD_ADDR_MISALIGNED
CAUSE_LOAD_ACC
CAUSE_STORE_ADDR_MISALIGNED
CAUSE_STORE_ACC
CAUSE_ECALL
// CAUSE_TIME_INTERRUPT *** intentionally causing this trap seems difficult in spike. although it is possible for it to accidentally happen.
// CAUSE_SOFT_INTERRUPT *** exiting out of the trap handler after these is current;y broken
// CAUSE_EXT_INTERRUPT
// Now delegate all traps to S mode and attempt them again, ensuring they now go to the S mode trap handler
// We can tell which one becuase the different trap handler modes write different bits of the status register
// to the output when debug is on.
GOTO_M_MODE // so we can write the delegate registers
WRITE_READ_CSR medeleg, 0xFFFFFFFFFFFFFFFF
WRITE_READ_CSR mideleg, 0xFFFFFFFFFFFFFFFF
GOTO_S_MODE
// CAUSE_INSTR_ADDR_MISALIGNED //skipped becuase this exception may be impossible when compressed instructions are enabled)
CAUSE_INSTR_ACCESS
CAUSE_ILLEGAL_INSTR
CAUSE_BREAKPNT
CAUSE_LOAD_ADDR_MISALIGNED
CAUSE_LOAD_ACC
CAUSE_STORE_ADDR_MISALIGNED
CAUSE_STORE_ACC
CAUSE_ECALL
// CAUSE_TIME_INTERRUPT *** intentionally causing this trap seems difficult in spike. although it is possible for it to accidentally happen.
// CAUSE_SOFT_INTERRUPT *** exiting out of the trap handler after these is current;y broken
// CAUSE_EXT_INTERRUPT
END_TESTS
TEST_STACK_AND_DATA

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///////////////////////////////////////////
//
// WALLY-trap-u
//
// Author: Kip Macsai-Goren <kmacsaigoren@g.hmc.edu>
//
// Created 2022-03-11
//
// Copyright (C) 2021 Harvey Mudd College & Oklahoma State University
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy,
// modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software
// is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
// BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT
// OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
///////////////////////////////////////////
#include "WALLY-TEST-LIB-64.h"
INIT_TESTS
// test 5.3.1.4 Basic trap tests
TRAP_HANDLER m, DEBUG=1 // turn on recording mtval and status bits on traps
TRAP_HANDLER s, DEBUG=1 // have S mode trap handler as well
// Like WALLY-trap, cause all the same traps from U mode and make sure they go to machine mode with zeroed mideleg, medeleg
GOTO_U_MODE
// li x28, 0x8
// csrs sstatus, x28 // set sstatus.MIE bit to 1 // *** might be unneccessary for s mode
// WRITE_READ_CSR mie, 0xFFFF *** commented out until I can get the trap handler (and spike for time interrupts) to work correctly with interrupts
// CAUSE_INSTR_ADDR_MISALIGNED //skipped becuase this exception may be impossible when compressed instructions are enabled)
CAUSE_INSTR_ACCESS
CAUSE_ILLEGAL_INSTR
CAUSE_BREAKPNT
CAUSE_LOAD_ADDR_MISALIGNED
CAUSE_LOAD_ACC
CAUSE_STORE_ADDR_MISALIGNED
CAUSE_STORE_ACC
CAUSE_ECALL
// CAUSE_TIME_INTERRUPT *** intentionally causing this trap seems difficult in spike. although it is possible for it to accidentally happen.
// CAUSE_SOFT_INTERRUPT *** exiting out of the trap handler after these is current;y broken
// CAUSE_EXT_INTERRUPT
// Now delegate all traps to S mode and attempt them again, ensuring they now go to the S mode trap handler
// We can tell which one becuase the different trap handler modes write different bits of the status register
// to the output when debug is on.
GOTO_M_MODE // so we can write the delegate registers
WRITE_READ_CSR medeleg, 0xFFFFFFFFFFFFFFFF
WRITE_READ_CSR mideleg, 0xFFFFFFFFFFFFFFFF
GOTO_U_MODE
// CAUSE_INSTR_ADDR_MISALIGNED //skipped becuase this exception may be impossible when compressed instructions are enabled)
CAUSE_INSTR_ACCESS
CAUSE_ILLEGAL_INSTR
CAUSE_BREAKPNT
CAUSE_LOAD_ADDR_MISALIGNED
CAUSE_LOAD_ACC
CAUSE_STORE_ADDR_MISALIGNED
CAUSE_STORE_ACC
CAUSE_ECALL
// CAUSE_TIME_INTERRUPT *** intentionally causing this trap seems difficult in spike. although it is possible for it to accidentally happen.
// CAUSE_SOFT_INTERRUPT *** exiting out of the trap handler after these is current;y broken
// CAUSE_EXT_INTERRUPT
END_TESTS
TEST_STACK_AND_DATA