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Add SPU mips tests (test on HW help needed) #2018

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7f8e06f
Add SPU tests
Xeeynamo May 23, 2026
0be435d
Remove unnecessary 'run' target from Makefile
Xeeynamo May 24, 2026
fc44932
Complete ADSR coverage
Xeeynamo May 24, 2026
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61 changes: 61 additions & 0 deletions src/mips/tests/spu/Makefile
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TARGET = spu
USE_FUNCTION_SECTIONS = false
TYPE = ps-exe

SRCS = \
../uC-sdk-glue/BoardConsole.c \
../uC-sdk-glue/BoardInit.c \
../uC-sdk-glue/init.c \
\
../../../../third_party/uC-sdk/libc/src/cxx-glue.c \
../../../../third_party/uC-sdk/libc/src/errno.c \
../../../../third_party/uC-sdk/libc/src/initfini.c \
../../../../third_party/uC-sdk/libc/src/malloc.c \
../../../../third_party/uC-sdk/libc/src/qsort.c \
../../../../third_party/uC-sdk/libc/src/rand.c \
../../../../third_party/uC-sdk/libc/src/reent.c \
../../../../third_party/uC-sdk/libc/src/stdio.c \
../../../../third_party/uC-sdk/libc/src/string.c \
../../../../third_party/uC-sdk/libc/src/strto.c \
../../../../third_party/uC-sdk/libc/src/unistd.c \
../../../../third_party/uC-sdk/libc/src/xprintf.c \
../../../../third_party/uC-sdk/libc/src/xscanf.c \
../../../../third_party/uC-sdk/libc/src/yscanf.c \
../../../../third_party/uC-sdk/os/src/devfs.c \
../../../../third_party/uC-sdk/os/src/filesystem.c \
../../../../third_party/uC-sdk/os/src/fio.c \
../../../../third_party/uC-sdk/os/src/hash-djb2.c \
../../../../third_party/uC-sdk/os/src/init.c \
../../../../third_party/uC-sdk/os/src/osdebug.c \
../../../../third_party/uC-sdk/os/src/romfs.c \
../../../../third_party/uC-sdk/os/src/sbrk.c \


CPPFLAGS = -DNOFLOATINGPOINT
CPPFLAGS += -I.
CPPFLAGS += -I../../../../third_party/uC-sdk/libc/include
CPPFLAGS += -I../../../../third_party/uC-sdk/os/include
CPPFLAGS += -I../../../../third_party/libcester/include
CPPFLAGS += -I../../openbios/uC-sdk-glue

ifeq ($(PCSX_TESTS),true)
CPPFLAGS += -DPCSX_TESTS=1
endif

ifeq ($(SPU_DUMP),true)
CPPFLAGS += -DSPU_DUMP=1
endif

SRCS += \
../../common/syscalls/printf.s \
../../common/crt0/uC-sdk-crt0.s \
spu.c \

include ../../common.mk

# generate .test.pcm samples instead of running assertion
.PHONY: spu_dump
spu_dump:
$(MAKE) clean
$(MAKE) SPU_DUMP=true

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53 changes: 53 additions & 0 deletions src/mips/tests/spu/spu-adpcm.c
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// ==========================================================================
// Validate ADPCM decoding, filtering, loop and carry-over
// ==========================================================================

CESTER_TEST(adpcm_decode_silent, spu_tests,
run_voice1_with_sample(kAdpcmSilent, 0x1000);
SPU_ASSERT_GOLDEN(silent);
)

CESTER_TEST(adpcm_decode_sinewave, spu_tests,
run_voice1_with_sample(kAdpcmSine, 0x1000);
SPU_ASSERT_GOLDEN(sine);
)

CESTER_TEST(adpcm_decode_sinewave_lowpitch, spu_tests,
run_voice1_with_sample(kAdpcmSine394Hz, 0x1000);
SPU_ASSERT_GOLDEN(sine_low);
)

CESTER_TEST(adpcm_decode_sinewave_highpitch, spu_tests,
run_voice1_with_sample(kAdpcmSine5512Hz, 0x1000);
SPU_ASSERT_GOLDEN(sine_high);
)

CESTER_TEST(adpcm_decode_tranglewave, spu_tests,
run_voice1_with_sample(kAdpcmTriangle, 0x1000);
SPU_ASSERT_GOLDEN(triangle);
)

CESTER_TEST(adpcm_decode_squarewave, spu_tests,
run_voice1_with_sample(kAdpcmSquare, 0x1000);
SPU_ASSERT_GOLDEN(square);
)

CESTER_TEST(adpcm_decode_with_loop, spu_tests,
run_voice1_with_sample(kAdpcmTriangle, 0x1000);
SPU_ASSERT_GOLDEN(loop_t0);

SPU_CTRL = 0x8000 | 0x4000;
SPU_VOL_MAIN_LEFT = 0x3fff; SPU_VOL_MAIN_RIGHT = 0x3fff;
SPU_KEY_OFF_LOW = 0xffff; SPU_KEY_OFF_HIGH = 0xffff;
spu_busy_wait(800000);
spu_wait_status_bit11_flip();

spu_voice1_keyon(SPU_UPLOAD_ADDR, 0x1000);
spu_busy_wait(15000000); // ~440 ms, the 112-sample buffer lasts ~5 ms
spu_wait_status_bit11_flip();
spu_read_sync(0x0800, s_capture, 1024);
SPU_ASSERT_GOLDEN(loop_t1);

SPU_KEY_OFF_LOW = 0xffff; SPU_KEY_OFF_HIGH = 0xffff;
muteSpu();
)
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