new file mode 100644
@@ -0,0 +1,42 @@
+/*
+ * Semihosting Console Test
+ *
+ * Copyright (c) 2019 Linaro Ltd
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#include <stdint.h>
+#include <minilib.h>
+
+#define SYS_READC 0x7
+
+uintptr_t __semi_call(uintptr_t type, uintptr_t arg0)
+{
+ register uintptr_t t asm("r0") = type;
+ register uintptr_t a0 asm("r1") = arg0;
+#ifdef __thumb__
+# define SVC "svc 0xab"
+#else
+# define SVC "svc 0x123456"
+#endif
+ asm(SVC : "=r" (t)
+ : "r" (t), "r" (a0));
+
+ return t;
+}
+
+int main(void)
+{
+ char c;
+
+ ml_printf("Semihosting Console Test\n");
+ ml_printf("hit X to exit:");
+
+ do {
+ c = __semi_call(SYS_READC, 0);
+ __sys_outc(c);
+ } while (c != 'X');
+
+ return 0;
+}
@@ -48,6 +48,15 @@ memory: CFLAGS+=-DCHECK_UNALIGNED=0
QEMU_BASE_MACHINE=-M virt -cpu max -display none
QEMU_OPTS+=$(QEMU_BASE_MACHINE) -semihosting-config enable=on,target=native,chardev=output -kernel
+# console test is manual only
+QEMU_SEMIHOST=-serial none -chardev stdio,mux=on,id=stdio0 -semihosting-config enable=on,chardev=stdio0 -mon chardev=stdio0,mode=readline
+run-semiconsole: QEMU_OPTS=$(QEMU_BASE_MACHINE) $(QEMU_SEMIHOST) -kernel
+run-semiconsole: semiconsole
+ $(call skip-test, $<, "MANUAL ONLY")
+ $(if $(V),@printf " %-7s %s %s\n" "TO RUN" $(notdir $(QEMU)) "$(QEMU_OPTS) $<")
+run-plugin-semiconsole-with-%: semiconsole
+ $(call skip-test, $<, "MANUAL ONLY")
+
# Simple Record/Replay Test
.PHONY: memory-record
run-memory-record: memory-record memory
This still remains a MANUAL test due to blocking issues. Signed-off-by: Alex Bennée <alex.bennee@linaro.org> --- tests/tcg/arm/system/semiconsole.c | 42 +++++++++++++++++++++++++++ tests/tcg/arm/Makefile.softmmu-target | 9 ++++++ 2 files changed, 51 insertions(+) create mode 100644 tests/tcg/arm/system/semiconsole.c