63 lines
1.6 KiB
C
63 lines
1.6 KiB
C
/*
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* QEMU Secure Encrypted Virutualization (SEV) support
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*
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* Copyright: Advanced Micro Devices, 2016-2018
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*
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* Authors:
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* Brijesh Singh <brijesh.singh@amd.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*
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*/
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#ifndef I386_SEV_H
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#define I386_SEV_H
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#ifndef CONFIG_USER_ONLY
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#include CONFIG_DEVICES /* CONFIG_SEV */
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#endif
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#include "exec/confidential-guest-support.h"
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#define SEV_POLICY_NODBG 0x1
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#define SEV_POLICY_NOKS 0x2
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#define SEV_POLICY_ES 0x4
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#define SEV_POLICY_NOSEND 0x8
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#define SEV_POLICY_DOMAIN 0x10
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#define SEV_POLICY_SEV 0x20
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typedef struct SevKernelLoaderContext {
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char *setup_data;
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size_t setup_size;
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char *kernel_data;
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size_t kernel_size;
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char *initrd_data;
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size_t initrd_size;
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char *cmdline_data;
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size_t cmdline_size;
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} SevKernelLoaderContext;
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#ifdef CONFIG_SEV
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bool sev_enabled(void);
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bool sev_es_enabled(void);
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#else
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#define sev_enabled() 0
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#define sev_es_enabled() 0
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#endif
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extern uint32_t sev_get_cbit_position(void);
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extern uint32_t sev_get_reduced_phys_bits(void);
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extern bool sev_add_kernel_loader_hashes(SevKernelLoaderContext *ctx, Error **errp);
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int sev_encrypt_flash(uint8_t *ptr, uint64_t len, Error **errp);
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int sev_inject_launch_secret(const char *hdr, const char *secret,
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uint64_t gpa, Error **errp);
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int sev_es_save_reset_vector(void *flash_ptr, uint64_t flash_size);
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void sev_es_set_reset_vector(CPUState *cpu);
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int sev_kvm_init(ConfidentialGuestSupport *cgs, Error **errp);
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#endif
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