| // Copyright 2023 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "src/devices/usb/drivers/usb-composite/usb-composite.h" |
| |
| #include <queue> |
| |
| #include <fbl/auto_lock.h> |
| #include <fbl/ref_counted.h> |
| #include <zxtest/zxtest.h> |
| |
| #include "src/devices/testing/mock-ddk/mock-device.h" |
| #include "src/devices/usb/drivers/usb-composite/test-helper.h" |
| #include "src/devices/usb/drivers/usb-composite/usb-interface.h" |
| |
| namespace usb_composite { |
| |
| // UsbCompositeTest is templated on the configuration descriptor data used for the test, |
| // UsbCompositeTest<&kDescriptors> will set up a test fixture with a USB protocol client that |
| // implements GetDescriptors and GetDescriptorsLength for the provided kDescriptors. |
| template <auto* descriptors> |
| class UsbCompositeTest : public zxtest::Test { |
| public: |
| void SetUp() override { |
| fake_parent_->AddProtocol(ZX_PROTOCOL_USB, usb_.GetProto()->ops, usb_.GetProto()->ctx); |
| |
| auto endpoints = fidl::CreateEndpoints<fuchsia_io::Directory>(); |
| ZX_ASSERT(endpoints.is_ok()); |
| fake_parent_->AddFidlService(fuchsia_hardware_usb::UsbService::Name, |
| std::move(endpoints->client)); |
| |
| usb_.ExpectGetDeviceDescriptor(usb_device_descriptor_t{ |
| .b_length = sizeof(usb_device_descriptor_t), |
| .b_descriptor_type = USB_DT_DEVICE, |
| .bcd_usb = 0, |
| .b_device_class = 12, |
| .b_device_sub_class = 14, |
| .b_device_protocol = 16, |
| .b_max_packet_size0 = 5, |
| .id_vendor = 9, |
| .id_product = 8, |
| .bcd_device = 7, |
| .i_manufacturer = 6, |
| .i_product = 5, |
| .i_serial_number = 0x12, |
| .b_num_configurations = 1, |
| }); |
| usb_.ExpectGetConfiguration(5); |
| usb_.ExpectGetConfigurationDescriptorLength(ZX_OK, 5, sizeof(*descriptors)); |
| usb_.ExpectGetConfigurationDescriptor( |
| ZX_OK, 5, |
| std::vector<uint8_t>(reinterpret_cast<const uint8_t*>(descriptors), |
| reinterpret_cast<const uint8_t*>(descriptors) + sizeof(*descriptors))); |
| usb_.ExpectGetDeviceId(10); |
| ExpectConfigureEndpoints(); |
| ASSERT_OK(usb_composite::UsbComposite::Create(nullptr, fake_parent_.get())); |
| composite_ = fake_parent_->GetLatestChild(); |
| dut_ = composite_->GetDeviceContext<usb_composite::UsbComposite>(); |
| |
| auto result = fdf::RunOnDispatcherSync(dispatcher_->async_dispatcher(), [&]() { |
| composite_->InitOp(); |
| EXPECT_OK(composite_->WaitUntilInitReplyCalled()); |
| EXPECT_TRUE(composite_->InitReplyCalled()); |
| }); |
| EXPECT_TRUE(result.is_ok()); |
| } |
| |
| void TearDown() override { |
| auto result = fdf::RunOnDispatcherSync(dispatcher_->async_dispatcher(), [&]() { |
| device_async_remove(composite_); |
| mock_ddk::ReleaseFlaggedDevices(fake_parent_.get()); |
| }); |
| EXPECT_TRUE(result.is_ok()); |
| } |
| |
| struct init_test_expected_values_t { |
| std::string name; |
| size_t length; |
| const uint8_t* start; |
| }; |
| void InitTest(std::vector<init_test_expected_values_t> expected) { |
| EXPECT_EQ(composite_->child_count(), expected.size()); |
| size_t i = 0; |
| for (const auto& child : composite_->children()) { |
| EXPECT_STREQ(child->name(), expected[i].name); |
| |
| auto* intf = child->GetDeviceContext<UsbInterface>(); |
| ASSERT_EQ(intf->UsbGetDescriptorsLength(), expected[i].length); |
| uint8_t desc[expected[i].length]; |
| size_t actual; |
| intf->UsbGetDescriptors(desc, sizeof(desc), &actual); |
| EXPECT_EQ(actual, sizeof(desc)); |
| EXPECT_BYTES_EQ(expected[i].start, desc, sizeof(desc)); |
| |
| i++; |
| } |
| } |
| |
| void SetClaimed(uint8_t interface_id) { |
| fbl::AutoLock _(&dut_->lock_); |
| dut_->interface_statuses_[interface_id] = UsbComposite::InterfaceStatus::CLAIMED; |
| } |
| |
| protected: |
| MockUsb usb_; |
| MockDevice* composite_; |
| usb_composite::UsbComposite* dut_; |
| |
| private: |
| void ExpectConfigureEndpoints(); |
| |
| std::shared_ptr<MockDevice> fake_parent_ = MockDevice::FakeRootParent(); |
| fdf::UnownedSynchronizedDispatcher dispatcher_ = |
| fdf_testing::DriverRuntime::GetInstance()->StartBackgroundDispatcher(); |
| }; |
| |
| constexpr struct interface_config_t { |
| usb_configuration_descriptor_t config; |
| usb_interface_descriptor_t interface1; |
| usb_endpoint_descriptor_t ep1_1; |
| usb_ss_ep_comp_descriptor_t ss_companion1; |
| usb_endpoint_descriptor_t ep1_2; |
| usb_ss_ep_comp_descriptor_t ss_companion2; |
| usb_interface_descriptor_t alt1_interface1; |
| usb_endpoint_descriptor_t ep1_alt1_1; |
| usb_endpoint_descriptor_t ep1_alt1_2; |
| usb_interface_descriptor_t alt1_interface2; |
| usb_interface_descriptor_t interface2; |
| usb_endpoint_descriptor_t ep2_1; |
| usb_interface_descriptor_t alt2_interface1; |
| usb_endpoint_descriptor_t ep2_alt1_1; |
| usb_interface_descriptor_t interface3; |
| } kTestInterface = { |
| .config = |
| { |
| .b_length = sizeof(usb_configuration_descriptor_t), |
| .b_descriptor_type = USB_DT_CONFIG, |
| .w_total_length = sizeof(interface_config_t), |
| .b_num_interfaces = 3, |
| .b_configuration_value = 0, |
| .i_configuration = 0, |
| .bm_attributes = 2, |
| .b_max_power = 4, |
| }, |
| .interface1 = |
| { |
| .b_length = sizeof(usb_interface_descriptor_t), |
| .b_descriptor_type = USB_DT_INTERFACE, |
| .b_interface_number = 0, |
| .b_alternate_setting = 0, |
| .b_num_endpoints = 2, |
| .b_interface_class = 8, |
| .b_interface_sub_class = 6, |
| .b_interface_protocol = 80, |
| .i_interface = 0, |
| }, |
| .ep1_1 = |
| { |
| .b_length = sizeof(usb_endpoint_descriptor_t), |
| .b_descriptor_type = USB_DT_ENDPOINT, |
| .b_endpoint_address = 0x81, |
| .bm_attributes = 2, |
| .w_max_packet_size = 1024, |
| .b_interval = 0, |
| }, |
| .ss_companion1 = |
| { |
| .b_length = sizeof(usb_ss_ep_comp_descriptor_t), |
| .b_descriptor_type = USB_DT_SS_EP_COMPANION, |
| .b_max_burst = 3, |
| .bm_attributes = 0, |
| .w_bytes_per_interval = 0, |
| }, |
| .ep1_2 = |
| { |
| .b_length = sizeof(usb_endpoint_descriptor_t), |
| .b_descriptor_type = USB_DT_ENDPOINT, |
| .b_endpoint_address = 2, |
| .bm_attributes = 2, |
| .w_max_packet_size = 1024, |
| .b_interval = 0, |
| }, |
| .ss_companion2 = |
| { |
| .b_length = sizeof(usb_ss_ep_comp_descriptor_t), |
| .b_descriptor_type = USB_DT_SS_EP_COMPANION, |
| .b_max_burst = 3, |
| .bm_attributes = 0, |
| .w_bytes_per_interval = 0, |
| }, |
| .alt1_interface1 = |
| { |
| .b_length = sizeof(usb_interface_descriptor_t), |
| .b_descriptor_type = USB_DT_INTERFACE, |
| .b_interface_number = 0, |
| .b_alternate_setting = 1, |
| .b_num_endpoints = 2, |
| .b_interface_class = 8, |
| .b_interface_sub_class = 6, |
| .b_interface_protocol = 80, |
| .i_interface = 0, |
| }, |
| .ep1_alt1_1 = |
| { |
| .b_length = sizeof(usb_endpoint_descriptor_t), |
| .b_descriptor_type = USB_DT_ENDPOINT, |
| .b_endpoint_address = 0x85, |
| .bm_attributes = 2, |
| .w_max_packet_size = 1024, |
| .b_interval = 0, |
| }, |
| .ep1_alt1_2 = |
| { |
| .b_length = sizeof(usb_endpoint_descriptor_t), |
| .b_descriptor_type = USB_DT_ENDPOINT, |
| .b_endpoint_address = 3, |
| .bm_attributes = 2, |
| .w_max_packet_size = 1024, |
| .b_interval = 0, |
| }, |
| .alt1_interface2 = |
| { |
| .b_length = sizeof(usb_interface_descriptor_t), |
| .b_descriptor_type = USB_DT_INTERFACE, |
| .b_interface_number = 0, |
| .b_alternate_setting = 2, |
| .b_num_endpoints = 0, |
| .b_interface_class = 8, |
| .b_interface_sub_class = 6, |
| .b_interface_protocol = 80, |
| .i_interface = 0, |
| }, |
| .interface2 = |
| { |
| .b_length = sizeof(usb_interface_descriptor_t), |
| .b_descriptor_type = USB_DT_INTERFACE, |
| .b_interface_number = 1, |
| .b_alternate_setting = 0, |
| .b_num_endpoints = 1, |
| .b_interface_class = 5, |
| .b_interface_sub_class = 7, |
| .b_interface_protocol = 8, |
| .i_interface = 0, |
| }, |
| .ep2_1 = |
| { |
| .b_length = sizeof(usb_endpoint_descriptor_t), |
| .b_descriptor_type = USB_DT_ENDPOINT, |
| .b_endpoint_address = 0x82, |
| .bm_attributes = 2, |
| .w_max_packet_size = 1024, |
| .b_interval = 0, |
| }, |
| .alt2_interface1 = |
| { |
| .b_length = sizeof(usb_interface_descriptor_t), |
| .b_descriptor_type = USB_DT_INTERFACE, |
| .b_interface_number = 1, |
| .b_alternate_setting = 1, |
| .b_num_endpoints = 1, |
| .b_interface_class = 5, |
| .b_interface_sub_class = 7, |
| .b_interface_protocol = 8, |
| .i_interface = 0, |
| }, |
| .ep2_alt1_1 = |
| { |
| .b_length = sizeof(usb_endpoint_descriptor_t), |
| .b_descriptor_type = USB_DT_ENDPOINT, |
| .b_endpoint_address = 0x1, |
| .bm_attributes = 2, |
| .w_max_packet_size = 1024, |
| .b_interval = 0, |
| }, |
| .interface3 = |
| { |
| .b_length = sizeof(usb_interface_descriptor_t), |
| .b_descriptor_type = USB_DT_INTERFACE, |
| .b_interface_number = 2, |
| .b_alternate_setting = 0, |
| .b_num_endpoints = 0, |
| .b_interface_class = 12, |
| .b_interface_sub_class = 3, |
| .b_interface_protocol = 6, |
| .i_interface = 0, |
| }, |
| }; |
| |
| // NoAssociationCompositeTest tests UsbComposite's ability to process interface descriptors |
| // that have no association descriptors. |
| using NoAssociationCompositeTest = UsbCompositeTest<&kTestInterface>; |
| |
| template <> |
| void NoAssociationCompositeTest::ExpectConfigureEndpoints() { |
| usb_.ExpectEnableEndpoint(ZX_OK, kTestInterface.ep1_2, {}, true); |
| usb_.ExpectEnableEndpoint(ZX_OK, kTestInterface.ep1_1, {}, true); |
| usb_.ExpectEnableEndpoint(ZX_OK, kTestInterface.ep2_1, {}, true); |
| } |
| |
| TEST_F(NoAssociationCompositeTest, InitTest) { |
| InitTest(std::vector<init_test_expected_values_t>{ |
| init_test_expected_values_t{ |
| .name = "ifc-000", |
| .length = reinterpret_cast<uintptr_t>(&kTestInterface.interface2) - |
| reinterpret_cast<uintptr_t>(&kTestInterface.interface1), |
| .start = reinterpret_cast<const uint8_t*>(&kTestInterface.interface1), |
| }, |
| init_test_expected_values_t{ |
| .name = "ifc-001", |
| .length = reinterpret_cast<uintptr_t>(&kTestInterface.interface3) - |
| reinterpret_cast<uintptr_t>(&kTestInterface.interface2), |
| .start = reinterpret_cast<const uint8_t*>(&kTestInterface.interface2), |
| }, |
| init_test_expected_values_t{ |
| .name = "ifc-002", |
| .length = sizeof(kTestInterface.interface3), |
| .start = reinterpret_cast<const uint8_t*>(&kTestInterface.interface3), |
| }, |
| }); |
| } |
| |
| TEST_F(NoAssociationCompositeTest, ClaimInterfaceTest) { |
| // GetInterfaceById failed |
| EXPECT_EQ(dut_->ClaimInterface(3), ZX_ERR_INVALID_ARGS); |
| |
| // Success |
| MockDevice* intf = nullptr; |
| for (const auto& child : composite_->children()) { |
| if (std::strcmp(child->name(), "ifc-002")) { |
| intf = child.get(); |
| break; |
| } |
| } |
| ASSERT_NOT_NULL(intf); |
| EXPECT_OK(dut_->ClaimInterface(2)); |
| intf->AsyncRemoveCalled(); |
| |
| // Already claimed. |
| SetClaimed(1); |
| EXPECT_EQ(dut_->ClaimInterface(1), ZX_ERR_ALREADY_BOUND); |
| } |
| |
| TEST_F(NoAssociationCompositeTest, SetInterfaceTest) { |
| // Success |
| usb_.ExpectEnableEndpoint(ZX_OK, kTestInterface.ep2_alt1_1, {}, true); |
| usb_.ExpectEnableEndpoint(ZX_OK, kTestInterface.ep2_1, {}, false); |
| usb_.ExpectControlOut(ZX_OK, USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_INTERFACE, |
| USB_REQ_SET_INTERFACE, 1, 1, ZX_TIME_INFINITE, std::vector<uint8_t>{}); |
| EXPECT_OK(dut_->SetInterface(1, 1)); |
| |
| // interface_id not found |
| EXPECT_EQ(dut_->SetInterface(3, 1), ZX_ERR_INVALID_ARGS); |
| } |
| |
| TEST_F(NoAssociationCompositeTest, GetAdditionalDescriptorListTest) { |
| uint8_t desc_list[sizeof(kTestInterface.interface3)]; |
| size_t actual; |
| EXPECT_OK(dut_->GetAdditionalDescriptorList(1, desc_list, sizeof(desc_list), &actual)); |
| EXPECT_EQ(actual, sizeof(desc_list)); |
| EXPECT_BYTES_EQ(desc_list, &kTestInterface.interface3, actual); |
| } |
| |
| constexpr struct assoc_config_t { |
| usb_configuration_descriptor_t config; |
| usb_interface_assoc_descriptor_t association; |
| usb_interface_descriptor_t interface1; |
| usb_endpoint_descriptor_t ep1_1; |
| usb_ss_ep_comp_descriptor_t ss_companion1; |
| usb_endpoint_descriptor_t ep1_2; |
| usb_ss_ep_comp_descriptor_t ss_companion2; |
| usb_interface_descriptor_t alt1_interface1; |
| usb_endpoint_descriptor_t ep1_alt1_1; |
| usb_endpoint_descriptor_t ep1_alt1_2; |
| usb_interface_descriptor_t alt1_interface2; |
| usb_interface_descriptor_t interface2; |
| usb_endpoint_descriptor_t ep2_1; |
| usb_interface_descriptor_t alt2_interface1; |
| usb_endpoint_descriptor_t ep2_alt1_1; |
| usb_interface_descriptor_t interface3; |
| } kTestAssociation = { |
| .config = |
| { |
| .b_length = sizeof(usb_configuration_descriptor_t), |
| .b_descriptor_type = USB_DT_CONFIG, |
| .w_total_length = sizeof(assoc_config_t), |
| .b_num_interfaces = 3, |
| .b_configuration_value = 0, |
| .i_configuration = 0, |
| .bm_attributes = 2, |
| .b_max_power = 4, |
| }, |
| .association = |
| { |
| .b_length = sizeof(usb_interface_assoc_descriptor_t), |
| .b_descriptor_type = USB_DT_INTERFACE_ASSOCIATION, |
| .b_first_interface = 0, |
| .b_interface_count = 2, |
| .b_function_class = 5, |
| .b_function_sub_class = 3, |
| .b_function_protocol = 2, |
| .i_function = 1, |
| }, |
| .interface1 = |
| { |
| .b_length = sizeof(usb_interface_descriptor_t), |
| .b_descriptor_type = USB_DT_INTERFACE, |
| .b_interface_number = 0, |
| .b_alternate_setting = 0, |
| .b_num_endpoints = 2, |
| .b_interface_class = 8, |
| .b_interface_sub_class = 6, |
| .b_interface_protocol = 80, |
| .i_interface = 0, |
| }, |
| .ep1_1 = |
| { |
| .b_length = sizeof(usb_endpoint_descriptor_t), |
| .b_descriptor_type = USB_DT_ENDPOINT, |
| .b_endpoint_address = 0x81, |
| .bm_attributes = 2, |
| .w_max_packet_size = 1024, |
| .b_interval = 0, |
| }, |
| .ss_companion1 = |
| { |
| .b_length = sizeof(usb_ss_ep_comp_descriptor_t), |
| .b_descriptor_type = USB_DT_SS_EP_COMPANION, |
| .b_max_burst = 3, |
| .bm_attributes = 0, |
| .w_bytes_per_interval = 0, |
| }, |
| .ep1_2 = |
| { |
| .b_length = sizeof(usb_endpoint_descriptor_t), |
| .b_descriptor_type = USB_DT_ENDPOINT, |
| .b_endpoint_address = 2, |
| .bm_attributes = 2, |
| .w_max_packet_size = 1024, |
| .b_interval = 0, |
| }, |
| .ss_companion2 = |
| { |
| .b_length = sizeof(usb_ss_ep_comp_descriptor_t), |
| .b_descriptor_type = USB_DT_SS_EP_COMPANION, |
| .b_max_burst = 3, |
| .bm_attributes = 0, |
| .w_bytes_per_interval = 0, |
| }, |
| .alt1_interface1 = |
| { |
| .b_length = sizeof(usb_interface_descriptor_t), |
| .b_descriptor_type = USB_DT_INTERFACE, |
| .b_interface_number = 0, |
| .b_alternate_setting = 1, |
| .b_num_endpoints = 2, |
| .b_interface_class = 8, |
| .b_interface_sub_class = 6, |
| .b_interface_protocol = 80, |
| .i_interface = 0, |
| }, |
| .ep1_alt1_1 = |
| { |
| .b_length = sizeof(usb_endpoint_descriptor_t), |
| .b_descriptor_type = USB_DT_ENDPOINT, |
| .b_endpoint_address = 0x85, |
| .bm_attributes = 2, |
| .w_max_packet_size = 1024, |
| .b_interval = 0, |
| }, |
| .ep1_alt1_2 = |
| { |
| .b_length = sizeof(usb_endpoint_descriptor_t), |
| .b_descriptor_type = USB_DT_ENDPOINT, |
| .b_endpoint_address = 3, |
| .bm_attributes = 2, |
| .w_max_packet_size = 1024, |
| .b_interval = 0, |
| }, |
| .alt1_interface2 = |
| { |
| .b_length = sizeof(usb_interface_descriptor_t), |
| .b_descriptor_type = USB_DT_INTERFACE, |
| .b_interface_number = 0, |
| .b_alternate_setting = 2, |
| .b_num_endpoints = 0, |
| .b_interface_class = 8, |
| .b_interface_sub_class = 6, |
| .b_interface_protocol = 80, |
| .i_interface = 0, |
| }, |
| .interface2 = |
| { |
| .b_length = sizeof(usb_interface_descriptor_t), |
| .b_descriptor_type = USB_DT_INTERFACE, |
| .b_interface_number = 1, |
| .b_alternate_setting = 0, |
| .b_num_endpoints = 1, |
| .b_interface_class = 5, |
| .b_interface_sub_class = 7, |
| .b_interface_protocol = 8, |
| .i_interface = 0, |
| }, |
| .ep2_1 = |
| { |
| .b_length = sizeof(usb_endpoint_descriptor_t), |
| .b_descriptor_type = USB_DT_ENDPOINT, |
| .b_endpoint_address = 0x82, |
| .bm_attributes = 2, |
| .w_max_packet_size = 1024, |
| .b_interval = 0, |
| }, |
| .alt2_interface1 = |
| { |
| .b_length = sizeof(usb_interface_descriptor_t), |
| .b_descriptor_type = USB_DT_INTERFACE, |
| .b_interface_number = 1, |
| .b_alternate_setting = 1, |
| .b_num_endpoints = 1, |
| .b_interface_class = 5, |
| .b_interface_sub_class = 7, |
| .b_interface_protocol = 8, |
| .i_interface = 0, |
| }, |
| .ep2_alt1_1 = |
| { |
| .b_length = sizeof(usb_endpoint_descriptor_t), |
| .b_descriptor_type = USB_DT_ENDPOINT, |
| .b_endpoint_address = 0x1, |
| .bm_attributes = 2, |
| .w_max_packet_size = 1024, |
| .b_interval = 0, |
| }, |
| .interface3 = |
| { |
| .b_length = sizeof(usb_interface_descriptor_t), |
| .b_descriptor_type = USB_DT_INTERFACE, |
| .b_interface_number = 2, |
| .b_alternate_setting = 0, |
| .b_num_endpoints = 0, |
| .b_interface_class = 12, |
| .b_interface_sub_class = 3, |
| .b_interface_protocol = 6, |
| .i_interface = 0, |
| }, |
| }; |
| |
| // AssociationCompositeTest tests UsbComposite's ability to process interface descriptors |
| // that have association descriptors. |
| using AssociationCompositeTest = UsbCompositeTest<&kTestAssociation>; |
| |
| template <> |
| void AssociationCompositeTest::ExpectConfigureEndpoints() { |
| usb_.ExpectEnableEndpoint(ZX_OK, kTestInterface.ep1_2, {}, true); |
| usb_.ExpectEnableEndpoint(ZX_OK, kTestInterface.ep1_1, {}, true); |
| usb_.ExpectEnableEndpoint(ZX_OK, kTestInterface.ep2_1, {}, true); |
| } |
| |
| TEST_F(AssociationCompositeTest, InitTest) { |
| InitTest(std::vector<init_test_expected_values_t>{ |
| init_test_expected_values_t{ |
| .name = "asc-000", |
| .length = reinterpret_cast<uintptr_t>(&kTestAssociation.interface3) - |
| reinterpret_cast<uintptr_t>(&kTestAssociation.association), |
| .start = reinterpret_cast<const uint8_t*>(&kTestAssociation.association), |
| }, |
| init_test_expected_values_t{ |
| .name = "ifc-002", |
| .length = sizeof(kTestAssociation.interface3), |
| .start = reinterpret_cast<const uint8_t*>(&kTestAssociation.interface3), |
| }, |
| }); |
| } |
| |
| constexpr struct two_assoc_config_t { |
| usb_configuration_descriptor_t config; |
| usb_interface_assoc_descriptor_t association1; |
| usb_interface_descriptor_t interface1; |
| usb_endpoint_descriptor_t ep1_1; |
| usb_ss_ep_comp_descriptor_t ss_companion1; |
| usb_endpoint_descriptor_t ep1_2; |
| usb_ss_ep_comp_descriptor_t ss_companion2; |
| usb_interface_descriptor_t alt1_interface1; |
| usb_endpoint_descriptor_t ep1_alt1_1; |
| usb_endpoint_descriptor_t ep1_alt1_2; |
| usb_interface_descriptor_t alt1_interface2; |
| usb_interface_descriptor_t interface2; |
| usb_endpoint_descriptor_t ep2_1; |
| usb_interface_descriptor_t alt2_interface1; |
| usb_endpoint_descriptor_t ep2_alt1_1; |
| usb_interface_assoc_descriptor_t association2; |
| usb_interface_descriptor_t interface3; |
| } kTestTwoAssociation = { |
| .config = |
| { |
| .b_length = sizeof(usb_configuration_descriptor_t), |
| .b_descriptor_type = USB_DT_CONFIG, |
| .w_total_length = sizeof(two_assoc_config_t), |
| .b_num_interfaces = 3, |
| .b_configuration_value = 0, |
| .i_configuration = 0, |
| .bm_attributes = 2, |
| .b_max_power = 4, |
| }, |
| .association1 = |
| { |
| .b_length = sizeof(usb_interface_assoc_descriptor_t), |
| .b_descriptor_type = USB_DT_INTERFACE_ASSOCIATION, |
| .b_first_interface = 0, |
| .b_interface_count = 2, |
| .b_function_class = 5, |
| .b_function_sub_class = 3, |
| .b_function_protocol = 2, |
| .i_function = 1, |
| }, |
| .interface1 = |
| { |
| .b_length = sizeof(usb_interface_descriptor_t), |
| .b_descriptor_type = USB_DT_INTERFACE, |
| .b_interface_number = 0, |
| .b_alternate_setting = 0, |
| .b_num_endpoints = 2, |
| .b_interface_class = 8, |
| .b_interface_sub_class = 6, |
| .b_interface_protocol = 80, |
| .i_interface = 0, |
| }, |
| .ep1_1 = |
| { |
| .b_length = sizeof(usb_endpoint_descriptor_t), |
| .b_descriptor_type = USB_DT_ENDPOINT, |
| .b_endpoint_address = 0x81, |
| .bm_attributes = 2, |
| .w_max_packet_size = 1024, |
| .b_interval = 0, |
| }, |
| .ss_companion1 = |
| { |
| .b_length = sizeof(usb_ss_ep_comp_descriptor_t), |
| .b_descriptor_type = USB_DT_SS_EP_COMPANION, |
| .b_max_burst = 3, |
| .bm_attributes = 0, |
| .w_bytes_per_interval = 0, |
| }, |
| .ep1_2 = |
| { |
| .b_length = sizeof(usb_endpoint_descriptor_t), |
| .b_descriptor_type = USB_DT_ENDPOINT, |
| .b_endpoint_address = 2, |
| .bm_attributes = 2, |
| .w_max_packet_size = 1024, |
| .b_interval = 0, |
| }, |
| .ss_companion2 = |
| { |
| .b_length = sizeof(usb_ss_ep_comp_descriptor_t), |
| .b_descriptor_type = USB_DT_SS_EP_COMPANION, |
| .b_max_burst = 3, |
| .bm_attributes = 0, |
| .w_bytes_per_interval = 0, |
| }, |
| .alt1_interface1 = |
| { |
| .b_length = sizeof(usb_interface_descriptor_t), |
| .b_descriptor_type = USB_DT_INTERFACE, |
| .b_interface_number = 0, |
| .b_alternate_setting = 1, |
| .b_num_endpoints = 2, |
| .b_interface_class = 8, |
| .b_interface_sub_class = 6, |
| .b_interface_protocol = 80, |
| .i_interface = 0, |
| }, |
| .ep1_alt1_1 = |
| { |
| .b_length = sizeof(usb_endpoint_descriptor_t), |
| .b_descriptor_type = USB_DT_ENDPOINT, |
| .b_endpoint_address = 0x85, |
| .bm_attributes = 2, |
| .w_max_packet_size = 1024, |
| .b_interval = 0, |
| }, |
| .ep1_alt1_2 = |
| { |
| .b_length = sizeof(usb_endpoint_descriptor_t), |
| .b_descriptor_type = USB_DT_ENDPOINT, |
| .b_endpoint_address = 3, |
| .bm_attributes = 2, |
| .w_max_packet_size = 1024, |
| .b_interval = 0, |
| }, |
| .alt1_interface2 = |
| { |
| .b_length = sizeof(usb_interface_descriptor_t), |
| .b_descriptor_type = USB_DT_INTERFACE, |
| .b_interface_number = 0, |
| .b_alternate_setting = 2, |
| .b_num_endpoints = 0, |
| .b_interface_class = 8, |
| .b_interface_sub_class = 6, |
| .b_interface_protocol = 80, |
| .i_interface = 0, |
| }, |
| .interface2 = |
| { |
| .b_length = sizeof(usb_interface_descriptor_t), |
| .b_descriptor_type = USB_DT_INTERFACE, |
| .b_interface_number = 1, |
| .b_alternate_setting = 0, |
| .b_num_endpoints = 1, |
| .b_interface_class = 5, |
| .b_interface_sub_class = 7, |
| .b_interface_protocol = 8, |
| .i_interface = 0, |
| }, |
| .ep2_1 = |
| { |
| .b_length = sizeof(usb_endpoint_descriptor_t), |
| .b_descriptor_type = USB_DT_ENDPOINT, |
| .b_endpoint_address = 0x82, |
| .bm_attributes = 2, |
| .w_max_packet_size = 1024, |
| .b_interval = 0, |
| }, |
| .alt2_interface1 = |
| { |
| .b_length = sizeof(usb_interface_descriptor_t), |
| .b_descriptor_type = USB_DT_INTERFACE, |
| .b_interface_number = 1, |
| .b_alternate_setting = 1, |
| .b_num_endpoints = 1, |
| .b_interface_class = 5, |
| .b_interface_sub_class = 7, |
| .b_interface_protocol = 8, |
| .i_interface = 0, |
| }, |
| .ep2_alt1_1 = |
| { |
| .b_length = sizeof(usb_endpoint_descriptor_t), |
| .b_descriptor_type = USB_DT_ENDPOINT, |
| .b_endpoint_address = 0x1, |
| .bm_attributes = 2, |
| .w_max_packet_size = 1024, |
| .b_interval = 0, |
| }, |
| .association2 = |
| { |
| .b_length = sizeof(usb_interface_assoc_descriptor_t), |
| .b_descriptor_type = USB_DT_INTERFACE_ASSOCIATION, |
| .b_first_interface = 2, |
| .b_interface_count = 1, |
| .b_function_class = 5, |
| .b_function_sub_class = 3, |
| .b_function_protocol = 2, |
| .i_function = 1, |
| }, |
| .interface3 = |
| { |
| .b_length = sizeof(usb_interface_descriptor_t), |
| .b_descriptor_type = USB_DT_INTERFACE, |
| .b_interface_number = 2, |
| .b_alternate_setting = 0, |
| .b_num_endpoints = 0, |
| .b_interface_class = 12, |
| .b_interface_sub_class = 3, |
| .b_interface_protocol = 6, |
| .i_interface = 0, |
| }, |
| }; |
| |
| // TwoAssociationCompositeTest tests UsbComposite's ability to process interface descriptors |
| // that have consecutive association descriptors. |
| using TwoAssociationCompositeTest = UsbCompositeTest<&kTestTwoAssociation>; |
| |
| template <> |
| void TwoAssociationCompositeTest::ExpectConfigureEndpoints() { |
| usb_.ExpectEnableEndpoint(ZX_OK, kTestInterface.ep1_2, {}, true); |
| usb_.ExpectEnableEndpoint(ZX_OK, kTestInterface.ep1_1, {}, true); |
| usb_.ExpectEnableEndpoint(ZX_OK, kTestInterface.ep2_1, {}, true); |
| } |
| |
| TEST_F(TwoAssociationCompositeTest, InitTest) { |
| InitTest(std::vector<init_test_expected_values_t>{ |
| init_test_expected_values_t{ |
| .name = "asc-000", |
| .length = reinterpret_cast<uintptr_t>(&kTestTwoAssociation.association2) - |
| reinterpret_cast<uintptr_t>(&kTestTwoAssociation.association1), |
| .start = reinterpret_cast<const uint8_t*>(&kTestTwoAssociation.association1), |
| }, |
| init_test_expected_values_t{ |
| .name = "asc-002", |
| .length = |
| sizeof(kTestTwoAssociation.association2) + sizeof(kTestTwoAssociation.interface3), |
| .start = reinterpret_cast<const uint8_t*>(&kTestTwoAssociation.association2), |
| }, |
| }); |
| } |
| |
| } // namespace usb_composite |
