step command now takes a count argument.
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parent
0d71fcef38
commit
8c20233297
11
main.c
11
main.c
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@ -455,8 +455,17 @@ static int cmd_set(char **arg)
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static int cmd_step(char **arg)
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static int cmd_step(char **arg)
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{
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{
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char *count_text = get_arg(arg);
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int count = 1;
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if (count_text)
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count = atoi(count_text);
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while (count > 0) {
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if (msp430_dev->control(DEVICE_CTL_STEP) < 0)
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if (msp430_dev->control(DEVICE_CTL_STEP) < 0)
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return -1;
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return -1;
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count--;
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}
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return cmd_regs(NULL);
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return cmd_regs(NULL);
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}
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}
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@ -661,7 +670,7 @@ static const struct command all_commands[] = {
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"set <register> <value>\n"
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"set <register> <value>\n"
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" Change the value of a CPU register.\n"},
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" Change the value of a CPU register.\n"},
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{"step", cmd_step,
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{"step", cmd_step,
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"step\n"
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"step [count]\n"
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" Single-step the CPU, and display the register state.\n"},
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" Single-step the CPU, and display the register state.\n"},
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{"syms", cmd_syms,
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{"syms", cmd_syms,
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"syms <filename>\n"
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"syms <filename>\n"
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@ -143,10 +143,13 @@ Alter the value of a register. Registers are specified as numbers from
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0 through 15. Any leading non-numeric characters are ignored (so a
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0 through 15. Any leading non-numeric characters are ignored (so a
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register may be specified as, for example, "R12"). The value argument
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register may be specified as, for example, "R12"). The value argument
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is an address expression.
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is an address expression.
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.IP "step"
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.IP "step [\fIcount\fR]"
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Step the CPU through a single instruction. After stepping, the new
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Step the CPU through one or more instructions. After stepping, the new
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register values are displayed, as well as a disassembly of the
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register values are displayed, as well as a disassembly of the
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instructions at the address selected by the program counter.
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instructions at the address selected by the program counter.
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An optional count can be specified to step multiple times. If no
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argument is given, the CPU steps once.
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.IP "syms \fIfilename\fR"
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.IP "syms \fIfilename\fR"
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Load symbols from the specified file and add them to the symbol table.
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Load symbols from the specified file and add them to the symbol table.
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The file format will be auto-detected and may be either ELF32 or a
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The file format will be auto-detected and may be either ELF32 or a
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