diff --git a/tests/tcg/arm/Makefile.softmmu-target b/tests/tcg/arm/Makefile.softmmu-target index aadc12767e..4c9264057f 100644 --- a/tests/tcg/arm/Makefile.softmmu-target +++ b/tests/tcg/arm/Makefile.softmmu-target @@ -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 diff --git a/tests/tcg/arm/system/semiconsole.c b/tests/tcg/arm/system/semiconsole.c new file mode 100644 index 0000000000..206dd60eed --- /dev/null +++ b/tests/tcg/arm/system/semiconsole.c @@ -0,0 +1,42 @@ +/* + * Semihosting Console Test + * + * Copyright (c) 2019 Linaro Ltd + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include +#include + +#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; +}