| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* Copyright (C) 2019 Cadence Design Systems Inc. */ |
| |
| #ifndef _ASM_XTENSA_CORE_H |
| #define _ASM_XTENSA_CORE_H |
| |
| #include <variant/core.h> |
| |
| #ifndef XCHAL_HAVE_EXCLUSIVE |
| #define XCHAL_HAVE_EXCLUSIVE 0 |
| #endif |
| |
| #ifndef XCHAL_HAVE_EXTERN_REGS |
| #define XCHAL_HAVE_EXTERN_REGS 0 |
| #endif |
| |
| #ifndef XCHAL_HAVE_MPU |
| #define XCHAL_HAVE_MPU 0 |
| #endif |
| |
| #ifndef XCHAL_HAVE_VECBASE |
| #define XCHAL_HAVE_VECBASE 0 |
| #endif |
| |
| #ifndef XCHAL_SPANNING_WAY |
| #define XCHAL_SPANNING_WAY 0 |
| #endif |
| |
| #if XCHAL_HAVE_WINDOWED |
| #if defined(CONFIG_USER_ABI_DEFAULT) || defined(CONFIG_USER_ABI_CALL0_PROBE) |
| /* Whether windowed ABI is supported in userspace. */ |
| #define USER_SUPPORT_WINDOWED |
| #endif |
| #if defined(__XTENSA_WINDOWED_ABI__) || defined(USER_SUPPORT_WINDOWED) |
| /* Whether windowed ABI is supported either in userspace or in the kernel. */ |
| #define SUPPORT_WINDOWED |
| #endif |
| #endif |
| |
| /* Xtensa ABI requires stack alignment to be at least 16 */ |
| #if XCHAL_DATA_WIDTH > 16 |
| #define XTENSA_STACK_ALIGNMENT XCHAL_DATA_WIDTH |
| #else |
| #define XTENSA_STACK_ALIGNMENT 16 |
| #endif |
| |
| #endif |
