| /* |
| * 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 "hftest.h" |
| #include "primary_with_secondary.h" |
| |
| TEST_SERVICE(spci_check) |
| { |
| struct spci_message *recv_buf = SERVICE_RECV_BUFFER(); |
| const char message[] = "spci_msg_send"; |
| struct spci_message expected_message = { |
| .flags = SPCI_MESSAGE_IMPDEF_MASK, |
| .length = sizeof(message), |
| .target_vm_id = SERVICE_VM0, |
| .source_vm_id = HF_PRIMARY_VM_ID, |
| |
| /* |
| * TODO: Padding fields may be set to MBZ in the next SPCI spec |
| * versions. |
| */ |
| .reserved_1 = 0, |
| .reserved_2 = 0, |
| }; |
| |
| /* Wait for single message to be sent by the primary VM. */ |
| spci_msg_recv(SPCI_MSG_RECV_BLOCK); |
| |
| /* Ensure message header has all fields correctly set. */ |
| EXPECT_EQ(recv_buf->flags, expected_message.flags); |
| EXPECT_EQ(recv_buf->length, expected_message.length); |
| EXPECT_EQ(recv_buf->target_vm_id, expected_message.target_vm_id); |
| EXPECT_EQ(recv_buf->source_vm_id, expected_message.source_vm_id); |
| |
| /* TODO: Padding fields may be set to MBZ in the next SPCI spec |
| * versions. */ |
| EXPECT_EQ(recv_buf->reserved_1, expected_message.reserved_1); |
| EXPECT_EQ(recv_buf->reserved_2, expected_message.reserved_2); |
| |
| /* Ensure message header has all fields correctly set. */ |
| EXPECT_EQ(memcmp(recv_buf, &expected_message, sizeof(expected_message)), |
| 0); |
| |
| /* Ensure that the payload was correctly transmitted. */ |
| EXPECT_EQ(memcmp(recv_buf->payload, message, sizeof(message)), 0); |
| |
| hf_vcpu_yield(); |
| } |
| |
| TEST_SERVICE(spci_length) |
| { |
| struct spci_message *recv_buf = SERVICE_RECV_BUFFER(); |
| const char message[] = "this should be truncated"; |
| |
| /* Wait for single message to be sent by the primary VM. */ |
| spci_msg_recv(SPCI_MSG_RECV_BLOCK); |
| |
| /* Verify the length is as expected. */ |
| EXPECT_EQ(16, recv_buf->length); |
| |
| /* Check only part of the message is sent correctly. */ |
| EXPECT_NE(memcmp(recv_buf->payload, message, sizeof(message)), 0); |
| EXPECT_EQ(memcmp(recv_buf->payload, message, recv_buf->length), 0); |
| |
| hf_vcpu_yield(); |
| } |
| |
| TEST_SERVICE(spci_recv_non_blocking) |
| { |
| /* Wait for single message to be sent by the primary VM. */ |
| EXPECT_EQ(spci_msg_recv(0), SPCI_RETRY); |
| |
| hf_vcpu_yield(); |
| } |