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tests/tcg: enable semiconsole test for Arm

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This still remains a MANUAL test due to blocking issues.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20231120150833.2552739-13-alex.bennee@linaro.org>
This commit is contained in:
Alex Bennée 2023-11-20 15:08:31 +00:00
parent 56611e17d2
commit 8848c52967
2 changed files with 51 additions and 0 deletions
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9
tests/tcg/arm/Makefile.softmmu-target
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@ -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

42
tests/tcg/arm/system/semiconsole.c Normal file
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@ -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;
}