| /**************************************************************************** |
| **************************************************************************** |
| *** |
| *** This header was automatically generated from a Linux kernel header |
| *** of the same name, to make information necessary for userspace to |
| *** call into the kernel available to libc. It contains only constants, |
| *** structures, and macros generated from the original header, and thus, |
| *** contains no copyrightable information. |
| *** |
| *** To edit the content of this header, modify the corresponding |
| *** source file (e.g. under external/kernel-headers/original/) then |
| *** run bionic/libc/kernel/tools/update_all.py |
| *** |
| *** Any manual change here will be lost the next time this script will |
| *** be run. You've been warned! |
| *** |
| **************************************************************************** |
| ****************************************************************************/ |
| #ifndef _UAPI_ASM_HWPROBE_H |
| #define _UAPI_ASM_HWPROBE_H |
| #include <linux/types.h> |
| struct riscv_hwprobe { |
| __s64 key; |
| __u64 value; |
| }; |
| #define RISCV_HWPROBE_KEY_MVENDORID 0 |
| #define RISCV_HWPROBE_KEY_MARCHID 1 |
| #define RISCV_HWPROBE_KEY_MIMPID 2 |
| #define RISCV_HWPROBE_KEY_BASE_BEHAVIOR 3 |
| #define RISCV_HWPROBE_BASE_BEHAVIOR_IMA (1 << 0) |
| #define RISCV_HWPROBE_KEY_IMA_EXT_0 4 |
| #define RISCV_HWPROBE_IMA_FD (1 << 0) |
| #define RISCV_HWPROBE_IMA_C (1 << 1) |
| #define RISCV_HWPROBE_IMA_V (1 << 2) |
| #define RISCV_HWPROBE_EXT_ZBA (1 << 3) |
| #define RISCV_HWPROBE_EXT_ZBB (1 << 4) |
| #define RISCV_HWPROBE_EXT_ZBS (1 << 5) |
| #define RISCV_HWPROBE_KEY_CPUPERF_0 5 |
| #define RISCV_HWPROBE_MISALIGNED_UNKNOWN (0 << 0) |
| #define RISCV_HWPROBE_MISALIGNED_EMULATED (1 << 0) |
| #define RISCV_HWPROBE_MISALIGNED_SLOW (2 << 0) |
| #define RISCV_HWPROBE_MISALIGNED_FAST (3 << 0) |
| #define RISCV_HWPROBE_MISALIGNED_UNSUPPORTED (4 << 0) |
| #define RISCV_HWPROBE_MISALIGNED_MASK (7 << 0) |
| #endif |