| // Copyright 2017 The Fuchsia Authors |
| // |
| // Use of this source code is governed by a MIT-style |
| // license that can be found in the LICENSE file or at |
| // https://opensource.org/licenses/MIT |
| |
| #pragma once |
| |
| #include <arch/arm64.h> |
| #include <stdint.h> |
| #include <zircon/compiler.h> |
| #include <zircon/features.h> |
| |
| __BEGIN_CDECLS |
| |
| extern uint32_t arm64_features; |
| |
| static inline bool arm64_feature_test(uint32_t feature) { |
| |
| return arm64_features & feature; |
| } |
| |
| /* block size of the dc zva instruction, dcache cache line and icache cache line */ |
| extern uint32_t arm64_zva_size; |
| extern uint32_t arm64_icache_size; |
| extern uint32_t arm64_dcache_size; |
| |
| // call on every cpu to initialize the feature set |
| void arm64_feature_init(void); |
| |
| // dump the feature set |
| void arm64_feature_debug(bool full); |
| |
| void arm64_get_cache_info(arm64_cache_info_t* info); |
| void arm64_dump_cache_info(uint32_t cpu); |
| |
| __END_CDECLS |
