tjh.dev
Linux kernel mirror (for testing)
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1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * AMD SEV header for early boot related functions.
4 *
5 * Author: Tom Lendacky <thomas.lendacky@amd.com>
6 */
7
8#ifndef BOOT_COMPRESSED_SEV_H
9#define BOOT_COMPRESSED_SEV_H
10
11#ifdef CONFIG_AMD_MEM_ENCRYPT
12
13bool sev_snp_enabled(void);
14void snp_accept_memory(phys_addr_t start, phys_addr_t end);
15u64 sev_get_status(void);
16bool early_is_sevsnp_guest(void);
17
18#else
19
20static inline bool sev_snp_enabled(void) { return false; }
21static inline void snp_accept_memory(phys_addr_t start, phys_addr_t end) { }
22static inline u64 sev_get_status(void) { return 0; }
23static inline bool early_is_sevsnp_guest(void) { return false; }
24
25#endif
26
27#endif