0545e9dc6d
commit d1edce71135cc6d98c0a4b5729774542b676e769 Author: sophgo-forum-service <forum_service@sophgo.com> Date: Fri Mar 15 16:07:33 2024 +0800 [fix] recommend using ssh method to clone repo. [fix] fix sensor driver repo branch name.
19 lines
522 B
C
19 lines
522 B
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
// Copyright (C) 2018 Hangzhou C-SKY Microsystems co.,ltd.
|
|
|
|
#ifndef __ASM_CSKY_SEGMENT_H
|
|
#define __ASM_CSKY_SEGMENT_H
|
|
|
|
typedef struct {
|
|
unsigned long seg;
|
|
} mm_segment_t;
|
|
|
|
#define KERNEL_DS ((mm_segment_t) { 0xFFFFFFFF })
|
|
|
|
#define USER_DS ((mm_segment_t) { PAGE_OFFSET })
|
|
#define get_fs() (current_thread_info()->addr_limit)
|
|
#define set_fs(x) (current_thread_info()->addr_limit = (x))
|
|
#define uaccess_kernel() (get_fs().seg == KERNEL_DS.seg)
|
|
|
|
#endif /* __ASM_CSKY_SEGMENT_H */
|