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CLI debugger help

This commit is contained in:
Jeffrey Pfau 2014-09-02 09:55:05 -07:00
parent 9cdc93eeed
commit 232ae47a6c
1 changed files with 54 additions and 32 deletions
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86
src/debugger/cli-debugger.c
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@ -37,6 +37,7 @@ static void _print(struct CLIDebugger*, struct DebugVector*);
static void _printBin(struct CLIDebugger*, struct DebugVector*);
static void _printHex(struct CLIDebugger*, struct DebugVector*);
static void _printStatus(struct CLIDebugger*, struct DebugVector*);
static void _printHelp(struct CLIDebugger*, struct DebugVector*);
static void _quit(struct CLIDebugger*, struct DebugVector*);
static void _readByte(struct CLIDebugger*, struct DebugVector*);
static void _readHalfword(struct CLIDebugger*, struct DebugVector*);
@ -52,39 +53,42 @@ static void _printLine(struct CLIDebugger* debugger, uint32_t address, enum Exec
static struct {
const char* name;
DebuggerCommand* command;
const char* summary;
} _debuggerCommands[] = {
{ "b", _setBreakpoint },
{ "break", _setBreakpoint },
{ "c", _continue },
{ "continue", _continue },
{ "d", _clearBreakpoint },
{ "delete", _clearBreakpoint },
{ "dis", _disassemble },
{ "dis/a", _disassembleArm },
{ "dis/t", _disassembleThumb },
{ "disasm", _disassemble },
{ "disasm/a", _disassembleArm },
{ "disasm/t", _disassembleThumb },
{ "i", _printStatus },
{ "info", _printStatus },
{ "n", _next },
{ "next", _next },
{ "p", _print },
{ "p/t", _printBin },
{ "p/x", _printHex },
{ "print", _print },
{ "print/t", _printBin },
{ "print/x", _printHex },
{ "q", _quit },
{ "quit", _quit },
{ "rb", _readByte },
{ "rh", _readHalfword },
{ "rw", _readWord },
{ "status", _printStatus },
{ "w", _setWatchpoint },
{ "watch", _setWatchpoint },
{ "x", _breakInto },
{ 0, 0 }
{ "b", _setBreakpoint, "Set a breakpoint" },
{ "break", _setBreakpoint, "Set a breakpoint" },
{ "c", _continue, "Continue execution" },
{ "continue", _continue, "Continue execution" },
{ "d", _clearBreakpoint, "Delete a breakpoint" },
{ "delete", _clearBreakpoint, "Delete a breakpoint" },
{ "dis", _disassemble, "Disassemble instructions" },
{ "dis/a", _disassembleArm, "Disassemble instructions as ARM" },
{ "dis/t", _disassembleThumb, "Disassemble instructions as Thumb" },
{ "disasm", _disassemble, "Disassemble instructions" },
{ "disasm/a", _disassembleArm, "Disassemble instructions as ARM" },
{ "disasm/t", _disassembleThumb, "Disassemble instructions as Thumb" },
{ "h", _printHelp, "Print help" },
{ "help", _printHelp, "Print help" },
{ "i", _printStatus, "Print the current status" },
{ "info", _printStatus, "Print the current status" },
{ "n", _next, "Execute next instruction" },
{ "next", _next, "Execute next instruction" },
{ "p", _print, "Print a value" },
{ "p/t", _printBin, "Print a value as binary" },
{ "p/x", _printHex, "Print a value as hexadecimal" },
{ "print", _print, "Print a value" },
{ "print/t", _printBin, "Print a value as binary" },
{ "print/x", _printHex, "Print a value as hexadecimal" },
{ "q", _quit, "Quit the emulator" },
{ "quit", _quit, "Quit the emulator" },
{ "rb", _readByte, "Read a byte from a specified offset" },
{ "rh", _readHalfword, "Read a halfword from a specified offset" },
{ "rw", _readWord, "Read a word from a specified offset" },
{ "status", _printStatus, "Print the current status" },
{ "w", _setWatchpoint, "Set a watchpoint" },
{ "watch", _setWatchpoint, "Set a watchpoint" },
{ "x", _breakInto, "Break into attached debugger (for developers)" },
{ 0, 0, 0 }
};
static inline void _printPSR(union PSR psr) {
@ -203,6 +207,24 @@ static void _printHex(struct CLIDebugger* debugger, struct DebugVector* dv) {
printf("\n");
}
static void _printHelp(struct CLIDebugger* debugger, struct DebugVector* dv) {
UNUSED(debugger);
UNUSED(dv);
if (!dv) {
int i;
for (i = 0; _debuggerCommands[i].name; ++i) {
printf("%-10s %s\n", _debuggerCommands[i].name, _debuggerCommands[i].summary);
}
} else {
int i;
for (i = 0; _debuggerCommands[i].name; ++i) {
if (strcmp(_debuggerCommands[i].name, dv->charValue) == 0) {
printf("%-10s %s\n", _debuggerCommands[i].name, _debuggerCommands[i].summary);
}
}
}
}
static inline void _printLine(struct CLIDebugger* debugger, uint32_t address, enum ExecutionMode mode) {
char disassembly[48];
struct ARMInstructionInfo info;