| /* SPDX-License-Identifier: GPL-2.0-only */ | |
| #ifndef __PSP_H | |
| #define __PSP_H | |
| #ifdef CONFIG_X86 | |
| #include <linux/mem_encrypt.h> | |
| #define __psp_pa(x) __sme_pa(x) | |
| #else | |
| #define __psp_pa(x) __pa(x) | |
| #endif | |
| /* | |
| * Fields and bits used by most PSP mailboxes | |
| * | |
| * Note: Some mailboxes (such as SEV) have extra bits or different meanings | |
| * and should include an appropriate local definition in their source file. | |
| */ | |
| #define PSP_CMDRESP_STS GENMASK(15, 0) | |
| #define PSP_TEE_STS_RING_BUSY 0x0000000d /* Ring already initialized */ | |
| #define PSP_CMDRESP_CMD GENMASK(23, 16) | |
| #define PSP_CMDRESP_RESERVED GENMASK(29, 24) | |
| #define PSP_CMDRESP_RECOVERY BIT(30) | |
| #define PSP_CMDRESP_RESP BIT(31) | |
| #define PSP_DRBL_MSG PSP_CMDRESP_CMD | |
| #define PSP_DRBL_RING BIT(0) | |
| #endif /* __PSP_H */ |