Anton Lydike
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cd5795bb74
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fixed priv start code, added tests
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3 years ago |
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Anton Lydike
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4f1c73df9e
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various small bugfixes
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3 years ago |
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Anton Lydike
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881f4004ed
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fixed removed argparse line in riscemu.__init__.py
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3 years ago |
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Anton Lydike
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6fa3558f6c
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added interactive mode, fixed some bugs
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3 years ago |
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Anton Lydike
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3d2619c258
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created a better output for reads/writes outside of known regions
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3 years ago |
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Anton Lydike
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185ae8b94e
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added config and better loading code to CPU base
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3 years ago |
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Anton Lydike
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2880a59dbb
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fixed ascii escape sequences and section address calculation
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3 years ago |
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Anton Lydike
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7904a4dae8
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added verbosity control to user mode emulator
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3 years ago |
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Anton Lydike
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b396e0c5eb
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user mode emulator finally working again
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3 years ago |
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Anton Lydike
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5538034f8b
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started with base type overhaul
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3 years ago |
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Anton Lydike
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0488a9d6bc
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finished basic RISC-V parser
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3 years ago |
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Anton Lydike
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dc4dca6fea
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[wip] almost done with the rework of the parser and internal data structure representation of programs
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3 years ago |
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Anton Lydike
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84562de98f
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added tests for tokenizer
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3 years ago |
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Anton Lydike
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d5a4acef67
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tokenizer reimplemented
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3 years ago |
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Anton Lydike
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52e189c226
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fixed missing newline at the end of the file
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3 years ago |
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Anton Lydike
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b317974dcc
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made sure register values adhere to correct 32bit two's complement standard - fixes #4
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3 years ago |
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Anton Lydike
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a0259707b2
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Released v1.0.0 to PyPi
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3 years ago |
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Anton Lydike
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e65775774a
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extended userspace RV32I with li, la and mv instruction
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3 years ago |
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Anton Lydike
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e9c11e9a41
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added correct instruction printing
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3 years ago |
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Anton Lydike
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0b34aea520
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Merge pull request #1 from AntonLydike/kernel-mode
Adding limited privileged emulation using the `riscemu.priv` module
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3 years ago |
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Anton Lydike
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7ab3f8361d
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code cleanup to increase visibility
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3 years ago |
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Anton Lydike
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d09b7a5cb1
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overhaul of debugging info printing
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3 years ago |
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Anton Lydike
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d0c5abe845
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added a whole lot of debugging info for privileged emulation
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3 years ago |
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Anton Lydike
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3d4d36bfe4
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moved dependency on pyelftools into scoped function where it's used to reduce the number of dependencies required overall
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3 years ago |
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Anton Lydike
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0c96a87dcb
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added RV32A extension, only missing LR.W and SC.W
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3 years ago |
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Anton Lydike
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3033eb9985
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tranlsation from absolute addressed to symbol-relative names for debugging
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3 years ago |
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Anton Lydike
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ca71e196c2
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added verbose flag and improved verbose output
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3 years ago |
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Anton Lydike
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f2d07f90b5
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priv: added __main__ script to module which correctly configures the cpu depending on --kernel or --image options
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3 years ago |
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Anton Lydike
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0651eabe18
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fixed how ecalls are represented and handled
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3 years ago |
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Anton Lydike
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684c858300
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added support for IO modules
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3 years ago |
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Anton Lydike
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df9e610d14
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forgot to commit image loader code
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3 years ago |
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Anton Lydike
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1f03449694
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added memory image support to priv emulator
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3 years ago |
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Anton Lydike
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4c352d8567
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[MMU] caching last used code section
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3 years ago |
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Anton Lydike
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e8685af328
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[PrivMMU] cleaned up file formatting
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3 years ago |
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Anton Lydike
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3d07c97a52
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[PrivCPU] improved step function performance by checking time every tenth cycle
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3 years ago |
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Anton Lydike
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60a2a8d546
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[CSR] adding cache to mstatus register
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3 years ago |
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Anton Lydike
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6b4f38d030
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[ElfLoader] added cache for already decoded instructions
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3 years ago |
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Anton Lydike
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05c17bc029
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[PrivCPU] fixed debugger skipping over ebreak instructions
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3 years ago |
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Anton Lydike
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baa1f24eb7
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[CpuTraps] fixed formatting for mcause registers
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3 years ago |
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Anton Lydike
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777717ed2e
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[PrivRV32I] fixed csrrw instruction to correctly switch register contents
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3 years ago |
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Anton Lydike
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c7b3693740
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[Regsietrs] ensuring register values are 32bit
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3 years ago |
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Anton Lydike
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cc598c0910
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[PrivCPU] changed timer compare to lower equals to trigger exactly on time
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3 years ago |
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Anton Lydike
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affaa60d22
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[PrivCPU] adding performance counter
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3 years ago |
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Anton Lydike
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48ce44993b
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[CSR] Adding dump_mstatus method to csr
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3 years ago |
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Anton Lydike
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639f91b192
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[decoder] removed sign extension for CSR type instructions
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3 years ago |
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Anton Lydike
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c25b9f2343
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[PrivCPU] implemented CPU interrupt handling context switch
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3 years ago |
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Anton Lydike
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4c7f3ffe67
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[PrivCPU] fixed perf-counter not comparing against shifted time
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3 years ago |
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Anton Lydike
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c2002cd46d
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[PrivCPU] fixed naming for csr mtimecmp callback function
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3 years ago |
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Anton Lydike
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5b2b12507d
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[PrivRV32I] added half od csrrs instruction (reading only)
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3 years ago |
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Anton Lydike
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052ad56310
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[CSR] fixed call to enum value member
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3 years ago |