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Diffstat (limited to 'monitor.c')
-rw-r--r--monitor.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/monitor.c b/monitor.c
index 301bde073..342af3232 100644
--- a/monitor.c
+++ b/monitor.c
@@ -1161,7 +1161,7 @@ static void do_ioport_read(Monitor *mon, int count, int format, int size,
int suffix;
if (has_index) {
- cpu_outb(NULL, addr & 0xffff, index & 0xff);
+ cpu_outb(NULL, addr & IOPORTS_MASK, index & 0xff);
addr++;
}
addr &= 0xffff;