| /* |
| * Copyright 2020 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 "test/hftest.h" |
| |
| bool hftest_ctrl_start(const struct fdt_header *fdt, struct memiter *cmd) |
| { |
| struct fdt_node n; |
| const char *bootargs; |
| uint32_t bootargs_size; |
| |
| if (!fdt_root_node(&n, fdt)) { |
| HFTEST_LOG("FDT failed validation."); |
| return false; |
| } |
| |
| if (!fdt_find_child(&n, "")) { |
| HFTEST_LOG("Unable to find root node in FDT."); |
| return false; |
| } |
| |
| if (!fdt_find_child(&n, "chosen")) { |
| HFTEST_LOG("Unable to find 'chosen' node in FDT."); |
| return false; |
| } |
| |
| if (!fdt_read_property(&n, "bootargs", &bootargs, &bootargs_size)) { |
| HFTEST_LOG("Unable to read bootargs."); |
| return false; |
| } |
| |
| /* Remove null terminator. */ |
| memiter_init(cmd, bootargs, bootargs_size - 1); |
| return true; |
| } |
| |
| void hftest_ctrl_finish(void) |
| { |
| /* Nothing to do. */ |
| } |