1/* SPDX-License-Identifier: GPL-2.0-only */ 2 3#ifndef __PSP_H 4#define __PSP_H 5 6#ifdef CONFIG_X86 7#include <linux/mem_encrypt.h> 8 9#define __psp_pa(x) __sme_pa(x) 10#else 11#define __psp_pa(x) __pa(x) 12#endif 13 14/* 15 * Fields and bits used by most PSP mailboxes 16 * 17 * Note: Some mailboxes (such as SEV) have extra bits or different meanings 18 * and should include an appropriate local definition in their source file. 19 */ 20#define PSP_CMDRESP_STS GENMASK(15, 0) 21#define PSP_CMDRESP_CMD GENMASK(23, 16) 22#define PSP_CMDRESP_RESERVED GENMASK(29, 24) 23#define PSP_CMDRESP_RECOVERY BIT(30) 24#define PSP_CMDRESP_RESP BIT(31) 25 26#define PSP_DRBL_MSG PSP_CMDRESP_CMD 27#define PSP_DRBL_RING BIT(0) 28 29#endif /* __PSP_H */ 30