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-rw-r--r--kernel/ctrl.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/kernel/ctrl.c b/kernel/ctrl.c
index 0916b1c..46b4b7a 100644
--- a/kernel/ctrl.c
+++ b/kernel/ctrl.c
@@ -24,11 +24,10 @@
void
ctrl(void *arg)
{
- int c;
uint8_t *p;
for (;;) {
- switch ((c = getchar())) {
+ switch (getchar()) {
case 'R':
case 'r':
case '-':
@@ -36,13 +35,10 @@ ctrl(void *arg)
break;
case 'D':
case 'd':
+ /* dump memory */
for (p = (uint8_t *)0; p <= (uint8_t *)RAMEND; p++)
putchar(*p);
break;
- case 'N':
- case 'n':
- printf("%8lx\n", now());
- break;
case -2:
puts("EOF");
break;