2026-01-29 22:25:33 +08:00

48 lines
1.3 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* HYGON Platform Security Processor (PSP) driver interface
*
* Copyright (C) 2024 Hygon Info Technologies Ltd.
*
* Author: Liyang Han <hanliyang@hygon.cn>
*/
#ifndef __PSP_HYGON_H__
#define __PSP_HYGON_H__
#include <linux/types.h>
/*****************************************************************************/
/***************************** CSV interface *********************************/
/*****************************************************************************/
/**
* Guest/platform management commands for CSV
*/
enum csv_cmd {
CSV_CMD_HGSC_CERT_IMPORT = 0x300,
CSV_CMD_MAX,
};
/**
* struct csv_data_hgsc_cert_import - HGSC_CERT_IMPORT command parameters
*
* @hgscsk_cert_address: HGSCSK certificate chain
* @hgscsk_cert_len: len of HGSCSK certificate
* @hgsc_cert_address: HGSC certificate chain
* @hgsc_cert_len: len of HGSC certificate
*/
struct csv_data_hgsc_cert_import {
u64 hgscsk_cert_address; /* In */
u32 hgscsk_cert_len; /* In */
u32 reserved; /* In */
u64 hgsc_cert_address; /* In */
u32 hgsc_cert_len; /* In */
} __packed;
#ifdef CONFIG_CRYPTO_DEV_SP_PSP
#else /* !CONFIG_CRYPTO_DEV_SP_PSP */
#endif /* CONFIG_CRYPTO_DEV_SP_PSP */
#endif /* __PSP_HYGON_H__ */