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| /* SPDX-License-Identifier: GPL-2.0-only */
|
| #ifndef __ASM_SPECTRE_H
| #define __ASM_SPECTRE_H
|
| enum {
| SPECTRE_UNAFFECTED,
| SPECTRE_MITIGATED,
| SPECTRE_VULNERABLE,
| };
|
| enum {
| __SPECTRE_V2_METHOD_BPIALL,
| __SPECTRE_V2_METHOD_ICIALLU,
| __SPECTRE_V2_METHOD_SMC,
| __SPECTRE_V2_METHOD_HVC,
| __SPECTRE_V2_METHOD_LOOP8,
| };
|
| enum {
| SPECTRE_V2_METHOD_BPIALL = BIT(__SPECTRE_V2_METHOD_BPIALL),
| SPECTRE_V2_METHOD_ICIALLU = BIT(__SPECTRE_V2_METHOD_ICIALLU),
| SPECTRE_V2_METHOD_SMC = BIT(__SPECTRE_V2_METHOD_SMC),
| SPECTRE_V2_METHOD_HVC = BIT(__SPECTRE_V2_METHOD_HVC),
| SPECTRE_V2_METHOD_LOOP8 = BIT(__SPECTRE_V2_METHOD_LOOP8),
| };
|
| #ifdef CONFIG_GENERIC_CPU_VULNERABILITIES
| void spectre_v2_update_state(unsigned int state, unsigned int methods);
| #else
| static inline void spectre_v2_update_state(unsigned int state,
| unsigned int methods)
| {}
| #endif
|
| int spectre_bhb_update_vectors(unsigned int method);
|
| #endif
|
|
