diff options
Diffstat (limited to 'test/dm')
| -rw-r--r-- | test/dm/Makefile | 1 | ||||
| -rw-r--r-- | test/dm/dma.c | 123 |
2 files changed, 124 insertions, 0 deletions
diff --git a/test/dm/Makefile b/test/dm/Makefile index 7355fe18e2..2c9081e4dd 100644 --- a/test/dm/Makefile +++ b/test/dm/Makefile @@ -55,4 +55,5 @@ obj-$(CONFIG_DM_SERIAL) += serial.o obj-$(CONFIG_CPU) += cpu.o obj-$(CONFIG_TEE) += tee.o obj-$(CONFIG_VIRTIO_SANDBOX) += virtio.o +obj-$(CONFIG_DMA) += dma.o endif diff --git a/test/dm/dma.c b/test/dm/dma.c new file mode 100644 index 0000000000..b56d17731d --- /dev/null +++ b/test/dm/dma.c @@ -0,0 +1,123 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Direct Memory Access U-Class tests + * + * Copyright (C) 2018 Texas Instruments Incorporated <www.ti.com> + * Grygorii Strashko <grygorii.strashko@ti.com> + */ + +#include <common.h> +#include <dm.h> +#include <dm/test.h> +#include <dma.h> +#include <test/ut.h> + +static int dm_test_dma_m2m(struct unit_test_state *uts) +{ + struct udevice *dev; + struct dma dma_m2m; + u8 src_buf[512]; + u8 dst_buf[512]; + size_t len = 512; + int i; + + ut_assertok(uclass_get_device_by_name(UCLASS_DMA, "dma", &dev)); + ut_assertok(dma_get_by_name(dev, "m2m", &dma_m2m)); + + memset(dst_buf, 0, len); + for (i = 0; i < len; i++) + src_buf[i] = i; + + ut_assertok(dma_memcpy(dst_buf, src_buf, len)); + + ut_assertok(memcmp(src_buf, dst_buf, len)); + return 0; +} +DM_TEST(dm_test_dma_m2m, DM_TESTF_SCAN_FDT); + +static int dm_test_dma(struct unit_test_state *uts) +{ + struct udevice *dev; + struct dma dma_tx, dma_rx; + u8 src_buf[512]; + u8 dst_buf[512]; + void *dst_ptr; + size_t len = 512; + u32 meta1, meta2; + int i; + + ut_assertok(uclass_get_device_by_name(UCLASS_DMA, "dma", &dev)); + + ut_assertok(dma_get_by_name(dev, "tx0", &dma_tx)); + ut_assertok(dma_get_by_name(dev, "rx0", &dma_rx)); + + ut_assertok(dma_enable(&dma_tx)); + ut_assertok(dma_enable(&dma_rx)); + + memset(dst_buf, 0, len); + for (i = 0; i < len; i++) + src_buf[i] = i; + meta1 = 0xADADDEAD; + meta2 = 0; + dst_ptr = &dst_buf; + + ut_assertok(dma_send(&dma_tx, src_buf, len, &meta1)); + + ut_asserteq(len, dma_receive(&dma_rx, &dst_ptr, &meta2)); + ut_asserteq(0xADADDEAD, meta2); + + ut_assertok(dma_disable(&dma_tx)); + ut_assertok(dma_disable(&dma_rx)); + + ut_assertok(dma_free(&dma_tx)); + ut_assertok(dma_free(&dma_rx)); + ut_assertok(memcmp(src_buf, dst_buf, len)); + + return 0; +} +DM_TEST(dm_test_dma, DM_TESTF_SCAN_FDT); + +static int dm_test_dma_rx(struct unit_test_state *uts) +{ + struct udevice *dev; + struct dma dma_tx, dma_rx; + u8 src_buf[512]; + u8 dst_buf[512]; + void *dst_ptr; + size_t len = 512; + u32 meta1, meta2; + int i; + + ut_assertok(uclass_get_device_by_name(UCLASS_DMA, "dma", &dev)); + + ut_assertok(dma_get_by_name(dev, "tx0", &dma_tx)); + ut_assertok(dma_get_by_name(dev, "rx0", &dma_rx)); + + ut_assertok(dma_enable(&dma_tx)); + ut_assertok(dma_enable(&dma_rx)); + + memset(dst_buf, 0, len); + for (i = 0; i < len; i++) + src_buf[i] = i; + meta1 = 0xADADDEAD; + meta2 = 0; + dst_ptr = NULL; + + ut_assertok(dma_prepare_rcv_buf(&dma_tx, dst_buf, len)); + + ut_assertok(dma_send(&dma_tx, src_buf, len, &meta1)); + + ut_asserteq(len, dma_receive(&dma_rx, &dst_ptr, &meta2)); + ut_asserteq(0xADADDEAD, meta2); + ut_asserteq_ptr(dst_buf, dst_ptr); + + ut_assertok(dma_disable(&dma_tx)); + ut_assertok(dma_disable(&dma_rx)); + + ut_assertok(dma_free(&dma_tx)); + ut_assertok(dma_free(&dma_rx)); + ut_assertok(memcmp(src_buf, dst_buf, len)); + + return 0; +} +DM_TEST(dm_test_dma_rx, DM_TESTF_SCAN_FDT); |