From e09b41010ba33a20a87472ee821fa407a5b8da36 Mon Sep 17 00:00:00 2001 From: José Pekkarinen Date: Mon, 11 Apr 2016 10:41:07 +0300 Subject: These changes are the raw update to linux-4.4.6-rt14. Kernel sources are taken from kernel.org, and rt patch from the rt wiki download page. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit During the rebasing, the following patch collided: Force tick interrupt and get rid of softirq magic(I70131fb85). Collisions have been removed because its logic was found on the source already. Change-Id: I7f57a4081d9deaa0d9ccfc41a6c8daccdee3b769 Signed-off-by: José Pekkarinen --- kernel/arch/h8300/include/asm/segment.h | 45 +++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 kernel/arch/h8300/include/asm/segment.h (limited to 'kernel/arch/h8300/include/asm/segment.h') diff --git a/kernel/arch/h8300/include/asm/segment.h b/kernel/arch/h8300/include/asm/segment.h new file mode 100644 index 000000000..48424c6e1 --- /dev/null +++ b/kernel/arch/h8300/include/asm/segment.h @@ -0,0 +1,45 @@ +#ifndef _H8300_SEGMENT_H +#define _H8300_SEGMENT_H + +/* define constants */ +#define USER_DATA (1) +#ifndef __USER_DS +#define __USER_DS (USER_DATA) +#endif +#define USER_PROGRAM (2) +#define SUPER_DATA (3) +#ifndef __KERNEL_DS +#define __KERNEL_DS (SUPER_DATA) +#endif +#define SUPER_PROGRAM (4) + +#ifndef __ASSEMBLY__ + +typedef struct { + unsigned long seg; +} mm_segment_t; + +#define MAKE_MM_SEG(s) ((mm_segment_t) { (s) }) +#define USER_DS MAKE_MM_SEG(__USER_DS) +#define KERNEL_DS MAKE_MM_SEG(__KERNEL_DS) + +/* + * Get/set the SFC/DFC registers for MOVES instructions + */ + +static inline mm_segment_t get_fs(void) +{ + return USER_DS; +} + +static inline mm_segment_t get_ds(void) +{ + /* return the supervisor data space code */ + return KERNEL_DS; +} + +#define segment_eq(a, b) ((a).seg == (b).seg) + +#endif /* __ASSEMBLY__ */ + +#endif /* _H8300_SEGMENT_H */ -- cgit 1.2.3-korg