| /* |
| * Copyright 2019 The Hafnium Authors. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * https://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "hf/spci.h" |
| #include "hf/std.h" |
| |
| #include "vmapi/hf/call.h" |
| |
| #include "primary_with_secondary.h" |
| #include "test/hftest.h" |
| #include "test/vmapi/spci.h" |
| |
| TEST_SERVICE(spci_check) |
| { |
| void *recv_buf = SERVICE_RECV_BUFFER(); |
| const char message[] = "spci_msg_send"; |
| |
| /* Wait for single message to be sent by the primary VM. */ |
| struct spci_value ret = spci_msg_wait(); |
| |
| EXPECT_EQ(ret.func, SPCI_MSG_SEND_32); |
| |
| /* Ensure message header has all fields correctly set. */ |
| EXPECT_EQ(spci_msg_send_size(ret), sizeof(message)); |
| EXPECT_EQ(spci_msg_send_receiver(ret), hf_vm_get_id()); |
| EXPECT_EQ(spci_msg_send_sender(ret), HF_PRIMARY_VM_ID); |
| |
| /* Ensure that the payload was correctly transmitted. */ |
| EXPECT_EQ(memcmp(recv_buf, message, sizeof(message)), 0); |
| |
| spci_yield(); |
| } |
| |
| TEST_SERVICE(spci_length) |
| { |
| void *recv_buf = SERVICE_RECV_BUFFER(); |
| const char message[] = "this should be truncated"; |
| |
| /* Wait for single message to be sent by the primary VM. */ |
| struct spci_value ret = spci_msg_wait(); |
| |
| EXPECT_EQ(ret.func, SPCI_MSG_SEND_32); |
| |
| /* Verify the length is as expected. */ |
| EXPECT_EQ(16, spci_msg_send_size(ret)); |
| |
| /* Check only part of the message is sent correctly. */ |
| EXPECT_NE(memcmp(recv_buf, message, sizeof(message)), 0); |
| EXPECT_EQ(memcmp(recv_buf, message, spci_msg_send_size(ret)), 0); |
| |
| spci_yield(); |
| } |
| |
| TEST_SERVICE(spci_recv_non_blocking) |
| { |
| /* Wait for single message to be sent by the primary VM. */ |
| struct spci_value ret = spci_msg_poll(); |
| |
| EXPECT_SPCI_ERROR(ret, SPCI_RETRY); |
| |
| spci_yield(); |
| } |