hint
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@ -21,6 +21,7 @@ struct Command {
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int (*func)(int argc, char** argv, struct Trapframe* tf);
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int (*func)(int argc, char** argv, struct Trapframe* tf);
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};
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};
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// LAB 1: add your command to here...
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static struct Command commands[] = {
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static struct Command commands[] = {
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{ "help", "Display this list of commands", mon_help },
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{ "help", "Display this list of commands", mon_help },
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{ "kerninfo", "Display information about the kernel", mon_kerninfo },
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{ "kerninfo", "Display information about the kernel", mon_kerninfo },
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@ -57,7 +58,9 @@ mon_kerninfo(int argc, char **argv, struct Trapframe *tf)
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int
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int
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mon_backtrace(int argc, char **argv, struct Trapframe *tf)
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mon_backtrace(int argc, char **argv, struct Trapframe *tf)
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{
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{
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// Your code here.
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// LAB 1: Your code here.
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// HINT 1: use read_ebp().
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// HINT 2: print the current ebp on the first line (not current_ebp[0])
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return 0;
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return 0;
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}
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}
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@ -205,7 +205,7 @@ vprintfmt(void (*putch)(int, void*), void *putdat, const char *fmt, va_list ap)
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// (unsigned) octal
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// (unsigned) octal
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case 'o':
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case 'o':
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// Replace this with your code.
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// LAB 1: Replace this with your code.
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putch('X', putdat);
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putch('X', putdat);
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putch('X', putdat);
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putch('X', putdat);
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putch('X', putdat);
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putch('X', putdat);
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