Virtio tests that find a child device require the virtio device driver to be included in the build so it can probe. The sandbox virtio transport driver currently reports a virtio-blk device so make sure the corresponding driver is built before running tests that need it.
Signed-off-by: Andrew Scull ascull@google.com --- test/dm/Makefile | 5 +- test/dm/virtio.c | 171 ------------------------------------ test/dm/virtio_device.c | 186 ++++++++++++++++++++++++++++++++++++++++ 3 files changed, 190 insertions(+), 172 deletions(-) create mode 100644 test/dm/virtio_device.c
diff --git a/test/dm/Makefile b/test/dm/Makefile index d46552fbf3..fa54f7cba3 100644 --- a/test/dm/Makefile +++ b/test/dm/Makefile @@ -106,7 +106,10 @@ obj-$(CONFIG_TEE) += tee.o obj-$(CONFIG_TIMER) += timer.o obj-$(CONFIG_DM_USB) += usb.o obj-$(CONFIG_DM_VIDEO) += video.o -obj-$(CONFIG_VIRTIO_SANDBOX) += virtio.o +ifeq ($(CONFIG_VIRTIO_SANDBOX),y) +obj-y += virtio.o +obj-$(CONFIG_VIRTIO_BLK) += virtio_device.o +endif ifeq ($(CONFIG_WDT_GPIO)$(CONFIG_WDT_SANDBOX),yy) obj-y += wdt.o endif diff --git a/test/dm/virtio.c b/test/dm/virtio.c index ff1dea323c..3e108cdc35 100644 --- a/test/dm/virtio.c +++ b/test/dm/virtio.c @@ -7,7 +7,6 @@ #include <dm.h> #include <virtio_types.h> #include <virtio.h> -#include <virtio_ring.h> #include <dm/device-internal.h> #include <dm/root.h> #include <dm/test.h> @@ -15,78 +14,6 @@ #include <test/test.h> #include <test/ut.h>
-/* Basic test of the virtio uclass */ -static int dm_test_virtio_base(struct unit_test_state *uts) -{ - struct udevice *bus, *dev; - u8 status; - - /* check probe success */ - ut_assertok(uclass_first_device(UCLASS_VIRTIO, &bus)); - ut_assertnonnull(bus); - - /* check the child virtio-blk device is bound */ - ut_assertok(device_find_first_child(bus, &dev)); - ut_assertnonnull(dev); - ut_assertok(strcmp(dev->name, "virtio-blk#0")); - - /* check driver status */ - ut_assertok(virtio_get_status(dev, &status)); - ut_asserteq(VIRTIO_CONFIG_S_ACKNOWLEDGE, status); - - return 0; -} -DM_TEST(dm_test_virtio_base, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT); - -/* Test all of the virtio uclass ops */ -static int dm_test_virtio_all_ops(struct unit_test_state *uts) -{ - struct udevice *bus, *dev; - struct virtio_dev_priv *uc_priv; - uint offset = 0, len = 0, nvqs = 1; - void *buffer = NULL; - u8 status; - u32 counter; - u64 features; - struct virtqueue *vqs[2]; - - /* check probe success */ - ut_assertok(uclass_first_device(UCLASS_VIRTIO, &bus)); - ut_assertnonnull(bus); - - /* check the child virtio-blk device is bound */ - ut_assertok(device_find_first_child(bus, &dev)); - ut_assertnonnull(dev); - - /* - * fake the virtio device probe by filling in uc_priv->vdev - * which is used by virtio_find_vqs/virtio_del_vqs. - */ - uc_priv = dev_get_uclass_priv(bus); - ut_assertnonnull(uc_priv); - uc_priv->vdev = dev; - - /* test virtio_xxx APIs */ - ut_assertok(virtio_get_config(dev, offset, buffer, len)); - ut_assertok(virtio_set_config(dev, offset, buffer, len)); - ut_asserteq(-ENOSYS, virtio_generation(dev, &counter)); - ut_assertok(virtio_set_status(dev, VIRTIO_CONFIG_S_DRIVER_OK)); - ut_assertok(virtio_get_status(dev, &status)); - ut_asserteq(VIRTIO_CONFIG_S_DRIVER_OK, status); - ut_assertok(virtio_reset(dev)); - ut_assertok(virtio_get_status(dev, &status)); - ut_asserteq(0, status); - ut_assertok(virtio_get_features(dev, &features)); - ut_asserteq_64(BIT_ULL(VIRTIO_F_VERSION_1), features); - ut_assertok(virtio_set_features(dev)); - ut_assertok(virtio_find_vqs(dev, nvqs, vqs)); - ut_assertok(virtio_notify(dev, vqs[0])); - ut_assertok(virtio_del_vqs(dev)); - - return 0; -} -DM_TEST(dm_test_virtio_all_ops, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT); - /* Test of the virtio driver that does not have required driver ops */ static int dm_test_virtio_missing_ops(struct unit_test_state *uts) { @@ -104,101 +31,3 @@ static int dm_test_virtio_missing_ops(struct unit_test_state *uts) return 0; } DM_TEST(dm_test_virtio_missing_ops, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT); - -/* Test removal of virtio device driver */ -static int dm_test_virtio_remove(struct unit_test_state *uts) -{ - struct udevice *bus, *dev; - - /* check probe success */ - ut_assertok(uclass_first_device(UCLASS_VIRTIO, &bus)); - ut_assertnonnull(bus); - - /* check the child virtio-blk device is bound */ - ut_assertok(device_find_first_child(bus, &dev)); - ut_assertnonnull(dev); - - /* set driver status to VIRTIO_CONFIG_S_DRIVER_OK */ - ut_assertok(virtio_set_status(dev, VIRTIO_CONFIG_S_DRIVER_OK)); - - /* check the device can be successfully removed */ - dev_or_flags(dev, DM_FLAG_ACTIVATED); - ut_asserteq(-EKEYREJECTED, device_remove(bus, DM_REMOVE_ACTIVE_ALL)); - - ut_asserteq(false, device_active(dev)); - - return 0; -} -DM_TEST(dm_test_virtio_remove, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT); - -/* Test all of the virtio ring */ -static int dm_test_virtio_ring(struct unit_test_state *uts) -{ - struct udevice *bus, *dev; - struct virtio_dev_priv *uc_priv; - struct virtqueue *vq; - struct virtio_sg sg[2]; - struct virtio_sg *sgs[2]; - unsigned int len; - u8 buffer[2][32]; - - /* check probe success */ - ut_assertok(uclass_first_device(UCLASS_VIRTIO, &bus)); - ut_assertnonnull(bus); - - /* check the child virtio-blk device is bound */ - ut_assertok(device_find_first_child(bus, &dev)); - ut_assertnonnull(dev); - - /* - * fake the virtio device probe by filling in uc_priv->vdev - * which is used by virtio_find_vqs/virtio_del_vqs. - */ - uc_priv = dev_get_uclass_priv(bus); - ut_assertnonnull(uc_priv); - uc_priv->vdev = dev; - - /* prepare the scatter-gather buffer */ - sg[0].addr = buffer[0]; - sg[0].length = sizeof(buffer[0]); - sg[1].addr = buffer[1]; - sg[1].length = sizeof(buffer[1]); - sgs[0] = &sg[0]; - sgs[1] = &sg[1]; - - /* read a buffer and report written size from device */ - ut_assertok(virtio_find_vqs(dev, 1, &vq)); - ut_assertok(virtqueue_add(vq, sgs, 0, 1)); - vq->vring.used->idx = 1; - vq->vring.used->ring[0].id = 0; - vq->vring.used->ring[0].len = 0x53355885; - ut_asserteq_ptr(buffer, virtqueue_get_buf(vq, &len)); - ut_asserteq(0x53355885, len); - ut_assertok(virtio_del_vqs(dev)); - - /* rejects used descriptors that aren't a chain head */ - ut_assertok(virtio_find_vqs(dev, 1, &vq)); - ut_assertok(virtqueue_add(vq, sgs, 0, 2)); - vq->vring.used->idx = 1; - vq->vring.used->ring[0].id = 1; - vq->vring.used->ring[0].len = 0x53355885; - ut_assertnull(virtqueue_get_buf(vq, &len)); - ut_assertok(virtio_del_vqs(dev)); - - /* device changes to descriptor are ignored */ - ut_assertok(virtio_find_vqs(dev, 1, &vq)); - ut_assertok(virtqueue_add(vq, sgs, 0, 1)); - vq->vring.desc[0].addr = cpu_to_virtio64(dev, 0xbadbad11); - vq->vring.desc[0].len = cpu_to_virtio32(dev, 0x11badbad); - vq->vring.desc[0].flags = cpu_to_virtio16(dev, VRING_DESC_F_NEXT); - vq->vring.desc[0].next = cpu_to_virtio16(dev, U16_MAX); - vq->vring.used->idx = 1; - vq->vring.used->ring[0].id = 0; - vq->vring.used->ring[0].len = 6; - ut_asserteq_ptr(buffer, virtqueue_get_buf(vq, &len)); - ut_asserteq(6, len); - ut_assertok(virtio_del_vqs(dev)); - - return 0; -} -DM_TEST(dm_test_virtio_ring, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT); diff --git a/test/dm/virtio_device.c b/test/dm/virtio_device.c new file mode 100644 index 0000000000..46f4798fc2 --- /dev/null +++ b/test/dm/virtio_device.c @@ -0,0 +1,186 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2018, Bin Meng bmeng.cn@gmail.com + */ + +#include <common.h> +#include <dm.h> +#include <virtio_types.h> +#include <virtio.h> +#include <virtio_ring.h> +#include <dm/device-internal.h> +#include <dm/root.h> +#include <dm/test.h> +#include <dm/uclass-internal.h> +#include <test/test.h> +#include <test/ut.h> + +/* Basic test of the virtio uclass */ +static int dm_test_virtio_base(struct unit_test_state *uts) +{ + struct udevice *bus, *dev; + u8 status; + + /* check probe success */ + ut_assertok(uclass_first_device(UCLASS_VIRTIO, &bus)); + ut_assertnonnull(bus); + + /* check the child virtio-blk device is bound */ + ut_assertok(device_find_first_child(bus, &dev)); + ut_assertnonnull(dev); + ut_assertok(strcmp(dev->name, "virtio-blk#0")); + + /* check driver status */ + ut_assertok(virtio_get_status(dev, &status)); + ut_asserteq(VIRTIO_CONFIG_S_ACKNOWLEDGE, status); + + return 0; +} +DM_TEST(dm_test_virtio_base, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT); + +/* Test all of the virtio uclass ops */ +static int dm_test_virtio_all_ops(struct unit_test_state *uts) +{ + struct udevice *bus, *dev; + struct virtio_dev_priv *uc_priv; + uint offset = 0, len = 0, nvqs = 1; + void *buffer = NULL; + u8 status; + u32 counter; + u64 features; + struct virtqueue *vqs[2]; + + /* check probe success */ + ut_assertok(uclass_first_device(UCLASS_VIRTIO, &bus)); + ut_assertnonnull(bus); + + /* check the child virtio-rng device is bound */ + ut_assertok(device_find_first_child(bus, &dev)); + ut_assertnonnull(dev); + + /* + * fake the virtio device probe by filling in uc_priv->vdev + * which is used by virtio_find_vqs/virtio_del_vqs. + */ + uc_priv = dev_get_uclass_priv(bus); + ut_assertnonnull(uc_priv); + uc_priv->vdev = dev; + + /* test virtio_xxx APIs */ + ut_assertok(virtio_get_config(dev, offset, buffer, len)); + ut_assertok(virtio_set_config(dev, offset, buffer, len)); + ut_asserteq(-ENOSYS, virtio_generation(dev, &counter)); + ut_assertok(virtio_set_status(dev, VIRTIO_CONFIG_S_DRIVER_OK)); + ut_assertok(virtio_get_status(dev, &status)); + ut_asserteq(VIRTIO_CONFIG_S_DRIVER_OK, status); + ut_assertok(virtio_reset(dev)); + ut_assertok(virtio_get_status(dev, &status)); + ut_asserteq(0, status); + ut_assertok(virtio_get_features(dev, &features)); + ut_asserteq_64(BIT_ULL(VIRTIO_F_VERSION_1), features); + ut_assertok(virtio_set_features(dev)); + ut_assertok(virtio_find_vqs(dev, nvqs, vqs)); + ut_assertok(virtio_notify(dev, vqs[0])); + ut_assertok(virtio_del_vqs(dev)); + + return 0; +} +DM_TEST(dm_test_virtio_all_ops, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT); + +/* Test removal of virtio device driver */ +static int dm_test_virtio_remove(struct unit_test_state *uts) +{ + struct udevice *bus, *dev; + + /* check probe success */ + ut_assertok(uclass_first_device(UCLASS_VIRTIO, &bus)); + ut_assertnonnull(bus); + + /* check the child virtio-rng device is bound */ + ut_assertok(device_find_first_child(bus, &dev)); + ut_assertnonnull(dev); + + /* set driver status to VIRTIO_CONFIG_S_DRIVER_OK */ + ut_assertok(virtio_set_status(dev, VIRTIO_CONFIG_S_DRIVER_OK)); + + /* check the device can be successfully removed */ + dev_or_flags(dev, DM_FLAG_ACTIVATED); + ut_asserteq(-EKEYREJECTED, device_remove(bus, DM_REMOVE_ACTIVE_ALL)); + + ut_asserteq(false, device_active(dev)); + + return 0; +} +DM_TEST(dm_test_virtio_remove, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT); + +/* Test all of the virtio ring */ +static int dm_test_virtio_ring(struct unit_test_state *uts) +{ + struct udevice *bus, *dev; + struct virtio_dev_priv *uc_priv; + struct virtqueue *vq; + struct virtio_sg sg[2]; + struct virtio_sg *sgs[2]; + unsigned int len; + u8 buffer[2][32]; + + /* check probe success */ + ut_assertok(uclass_first_device(UCLASS_VIRTIO, &bus)); + ut_assertnonnull(bus); + + /* check the child virtio-blk device is bound */ + ut_assertok(device_find_first_child(bus, &dev)); + ut_assertnonnull(dev); + + /* + * fake the virtio device probe by filling in uc_priv->vdev + * which is used by virtio_find_vqs/virtio_del_vqs. + */ + uc_priv = dev_get_uclass_priv(bus); + ut_assertnonnull(uc_priv); + uc_priv->vdev = dev; + + /* prepare the scatter-gather buffer */ + sg[0].addr = buffer[0]; + sg[0].length = sizeof(buffer[0]); + sg[1].addr = buffer[1]; + sg[1].length = sizeof(buffer[1]); + sgs[0] = &sg[0]; + sgs[1] = &sg[1]; + + /* read a buffer and report written size from device */ + ut_assertok(virtio_find_vqs(dev, 1, &vq)); + ut_assertok(virtqueue_add(vq, sgs, 0, 1)); + vq->vring.used->idx = 1; + vq->vring.used->ring[0].id = 0; + vq->vring.used->ring[0].len = 0x53355885; + ut_asserteq_ptr(buffer, virtqueue_get_buf(vq, &len)); + ut_asserteq(0x53355885, len); + ut_assertok(virtio_del_vqs(dev)); + + /* rejects used descriptors that aren't a chain head */ + ut_assertok(virtio_find_vqs(dev, 1, &vq)); + ut_assertok(virtqueue_add(vq, sgs, 0, 2)); + vq->vring.used->idx = 1; + vq->vring.used->ring[0].id = 1; + vq->vring.used->ring[0].len = 0x53355885; + ut_assertnull(virtqueue_get_buf(vq, &len)); + ut_assertok(virtio_del_vqs(dev)); + + /* device changes to descriptor are ignored */ + ut_assertok(virtio_find_vqs(dev, 1, &vq)); + ut_assertok(virtqueue_add(vq, sgs, 0, 1)); + vq->vring.desc[0].addr = cpu_to_virtio64(dev, 0xbadbad11); + vq->vring.desc[0].len = cpu_to_virtio32(dev, 0x11badbad); + vq->vring.desc[0].flags = cpu_to_virtio16(dev, VRING_DESC_F_NEXT); + vq->vring.desc[0].next = cpu_to_virtio16(dev, U16_MAX); + vq->vring.used->idx = 1; + vq->vring.used->ring[0].id = 0; + vq->vring.used->ring[0].len = 6; + ut_asserteq_ptr(buffer, virtqueue_get_buf(vq, &len)); + ut_asserteq(6, len); + ut_assertok(virtio_del_vqs(dev)); + + return 0; +} +DM_TEST(dm_test_virtio_ring, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);