/* * Copyright (c) 2016, ARM Limited, All Rights Reserved * SPDX-License-Identifier: Apache-2.0 * * 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 * * http://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. */ #ifndef __UVISOR_API_PAGE_ALLOCATOR_H__ #define __UVISOR_API_PAGE_ALLOCATOR_H__ #include "api/inc/uvisor_exports.h" #include "api/inc/page_allocator_exports.h" #include "api/inc/api.h" #include <stdint.h> UVISOR_EXTERN_C_BEGIN /* Allocate a number of requested pages with the requested page size. * @param table.page_size[in] Must be equal to the current page size * @param table.page_count[in] The number of pages to be allocated * @param table.page_origins[out] Pointers to the page origins. The table must be large enough to hold page_count entries. * @returns Non-zero on failure with failure class `UVISOR_ERROR_CLASS_PAGE`. See `UVISOR_ERROR_PAGE_*`. */ static UVISOR_FORCEINLINE int uvisor_page_malloc(UvisorPageTable * const table) { return uvisor_api.page_malloc(table); } /* Free the pages associated with the table, only if it passes validation. * @returns Non-zero on failure with failure class `UVISOR_ERROR_CLASS_PAGE`. See `UVISOR_ERROR_PAGE_*`. */ static UVISOR_FORCEINLINE int uvisor_page_free(const UvisorPageTable * const table) { return uvisor_api.page_free(table); } /* @returns the active page size for one page. */ static UVISOR_FORCEINLINE uint32_t uvisor_get_page_size(void) { return __uvisor_page_size; } UVISOR_EXTERN_C_END #endif /* __UVISOR_API_PAGE_ALLOCATOR_H__ */