qemu-patch-raspberry4/tests/tcg/lm32/test_scall.S
Michael Walle 4e7d30a22a test: lm32: use semihosting for testing
Instead of the lm32-sys device, use semihosting to print to the host
console and exit the test.

Signed-off-by: Michael Walle <michael@walle.cc>
2014-05-24 19:42:29 +02:00

25 lines
301 B
ArmAsm

.include "macros.inc"
start
test_name SCALL_1
mvi r1, 1
wcsr IE, r1
# we are running in a semi hosted environment
# therefore we have to set r8 to some unused system
# call
mvi r8, 0
insn:
scall
check_excp 64
test_name SCALL_2
mv r3, ea
check_r3 insn
test_name SCALL_3
rcsr r3, IE
check_r3 2
end