| 355 | } |
| 356 | |
| 357 | uint64_t get_sme_feature_reg() |
| 358 | { |
| 359 | uint64_t smefr0 = 0; |
| 360 | __asm __volatile(".inst 0xd53804a3 // mrs x3, ID_AA64SMFR0_EL1\n" |
| 361 | "MOV %0, X3" |
| 362 | : "=r"(smefr0) |
| 363 | : |
| 364 | : "x3"); |
| 365 | return smefr0; |
| 366 | } |
| 367 | #endif /* defined(BARE_METAL) && defined(__aarch64__) */ |
| 368 | } // namespace |
| 369 |