From: Avi Kivity <[EMAIL PROTECTED]>
there are reports it crashes some hosts.
Signed-off-by: Avi Kivity <[EMAIL PROTECTED]>
diff --git a/user/config-x86-common.mak b/user/config-x86-common.mak
index cac499f..ec3f1ac 100644
--- a/user/config-x86-common.mak
+++ b/user/config-x86-common.mak
@@ -8,7 +8,7 @@ balloon_ctl: balloon_ctl.o
tests-common = $(TEST_DIR)/bootstrap \
$(TEST_DIR)/vmexit.flat \
- $(TEST_DIR)/smp.flat
+ $(TEST_DIR)/smp.flat $(TEST_DIR)/port80.flat
test_cases: $(tests-common) $(tests)
@@ -34,6 +34,8 @@ $(TEST_DIR)/smp.flat: $(cstart.o) $(TEST_DIR)/smptest.o
$(TEST_DIR)/emulator.flat: $(cstart.o) $(TEST_DIR)/vm.o $(TEST_DIR)/print.o
+$(TEST_DIR)/port80.flat: $(cstart.o) $(TEST_DIR)/port80.o
+
$(TEST_DIR)/libcflat.a: $(TEST_DIR)/lib/exit.o $(TEST_DIR)/lib/printf.o \
$(TEST_DIR)/lib/smp.o $(TEST_DIR)/lib/string.o
ar rcs $@ $^
diff --git a/user/test/x86/port80.c b/user/test/x86/port80.c
new file mode 100644
index 0000000..a1c4099
--- /dev/null
+++ b/user/test/x86/port80.c
@@ -0,0 +1,13 @@
+
+#include "printf.h"
+
+int main()
+{
+ int i;
+
+ printf("begining port 0x80 write test\n");
+ for (i = 0; i < 10000000; ++i)
+ asm volatile("outb %al, $0x80");
+ printf("done\n");
+ return 0;
+}
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