GDB and exception handling improvements#1655

Merged

slaff merged 50 commits intoSmingHub:developfrom mikee47:feature/GDB_Integration

Apr 8, 2019

+6,152-784

Commits on Mar 28, 2019

Initial commit
mikee47
committed

Commits on Apr 2, 2019

Fix error in gdbstub-entry.S DebugExceptionExit, wrong register value
mikee47
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Bugfix: uart_rxfifo_count() values _include_ 0x80 so mask must be 0xff, not 0x7f
mikee47
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Implement 'X' command and correct checksum calculation when un-escaping incoming data
mikee47
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Fix uart receive overflow handling and error/status reporting
mikee47
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Add uart notification to support uart_wait_tx() function, and handle in gdbstub
mikee47
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Add mode parameter to uart_flush() so tx/rx can be flushed independently, e.g. if a receive overrun occurs.
mikee47
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Add uart_set_break() function
mikee47
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Add support for GDB system calls and update LiveDebug sample
mikee47
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Coding style, docs, optimise stub code via #pragma
mikee47
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Testing serial operation using Basic_Serial sample, overflow still not quite right.
mikee47
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Update LiveDebug sample to deal with errors in receive handler
mikee47
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Fix stack dumper - registers incorrect
mikee47
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Flush serial data to hardware before sending a stop packet
mikee47
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Change gdb_present() to return attachment state
mikee47
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Implement simple serial line editor in LiveDebug sample to provide command prompt running under terminal
mikee47
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Commits on Apr 3, 2019

Commits on Apr 4, 2019

errno can be > 255 so treat as unsigned int, not uint8_t.
mikee47
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Commits on Apr 7, 2019