Gitiles
Code Review Sign In
gerrit-public.fairphone.software / kernel / msm-4.9 / 6003ab0bad4cc56f3c4fadf62a0d23a967b9c53b / . / arch / blackfin / include / asm / blackfin.h
blob: 8749b0e321ab4c38a8ff4365bf6046b613872425 [file] [log] [blame]
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]1/*
2 * Common header file for blackfin family of processors.
3 *
4 */
5
6#ifndef _BLACKFIN_H_
7#define _BLACKFIN_H_
8
Mike Frysingerdf30b112007-06-11 17:47:27 +0800[diff] [blame]9#define LO(con32) ((con32) & 0xFFFF)
10#define lo(con32) ((con32) & 0xFFFF)
11#define HI(con32) (((con32) >> 16) & 0xFFFF)
12#define hi(con32) (((con32) >> 16) & 0xFFFF)
13
Bryan Wu639f6572008-08-27 10:51:02 +0800[diff] [blame]14#include <mach/anomaly.h>
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]15
16#ifndef __ASSEMBLY__
17
18/* SSYNC implementation for C file */
Mike Frysinger1aafd902007-07-25 11:19:14 +0800[diff] [blame]19static inline void SSYNC(void)
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]20{
21 int _tmp;
Robin Getzfb51d562007-08-03 17:56:29 +0800[diff] [blame]22 if (ANOMALY_05000312)
Mike Frysinger1aafd902007-07-25 11:19:14 +0800[diff] [blame]23 __asm__ __volatile__(
24 "cli %0;"
25 "nop;"
26 "nop;"
27 "ssync;"
28 "sti %0;"
29 : "=d" (_tmp)
30 );
Robin Getzfb51d562007-08-03 17:56:29 +0800[diff] [blame]31 else if (ANOMALY_05000244)
Mike Frysinger1aafd902007-07-25 11:19:14 +0800[diff] [blame]32 __asm__ __volatile__(
33 "nop;"
34 "nop;"
35 "nop;"
36 "ssync;"
37 );
38 else
39 __asm__ __volatile__("ssync;");
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]40}
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]41
42/* CSYNC implementation for C file */
Mike Frysinger1aafd902007-07-25 11:19:14 +0800[diff] [blame]43static inline void CSYNC(void)
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]44{
45 int _tmp;
Robin Getzfb51d562007-08-03 17:56:29 +0800[diff] [blame]46 if (ANOMALY_05000312)
Mike Frysinger1aafd902007-07-25 11:19:14 +0800[diff] [blame]47 __asm__ __volatile__(
48 "cli %0;"
49 "nop;"
50 "nop;"
51 "csync;"
52 "sti %0;"
53 : "=d" (_tmp)
54 );
Robin Getzfb51d562007-08-03 17:56:29 +0800[diff] [blame]55 else if (ANOMALY_05000244)
Mike Frysinger1aafd902007-07-25 11:19:14 +0800[diff] [blame]56 __asm__ __volatile__(
57 "nop;"
58 "nop;"
59 "nop;"
Mike Frysinger35c724f2007-08-03 16:48:13 +0800[diff] [blame]60 "csync;"
Mike Frysinger1aafd902007-07-25 11:19:14 +0800[diff] [blame]61 );
62 else
63 __asm__ __volatile__("csync;");
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]64}
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]65
Robin Getz4bf3f3c2007-06-21 11:34:16 +0800[diff] [blame]66#else /* __ASSEMBLY__ */
67
68/* SSYNC & CSYNC implementations for assembly files */
69
70#define ssync(x) SSYNC(x)
71#define csync(x) CSYNC(x)
72
Robin Getzfb51d562007-08-03 17:56:29 +0800[diff] [blame]73#if ANOMALY_05000312
Robin Getz4bf3f3c2007-06-21 11:34:16 +0800[diff] [blame]74#define SSYNC(scratch) cli scratch; nop; nop; SSYNC; sti scratch;
75#define CSYNC(scratch) cli scratch; nop; nop; CSYNC; sti scratch;
76
Robin Getzfb51d562007-08-03 17:56:29 +0800[diff] [blame]77#elif ANOMALY_05000244
Robin Getz4bf3f3c2007-06-21 11:34:16 +0800[diff] [blame]78#define SSYNC(scratch) nop; nop; nop; SSYNC;
79#define CSYNC(scratch) nop; nop; nop; CSYNC;
80
Robin Getzfb51d562007-08-03 17:56:29 +0800[diff] [blame]81#else
Robin Getz4bf3f3c2007-06-21 11:34:16 +0800[diff] [blame]82#define SSYNC(scratch) SSYNC;
83#define CSYNC(scratch) CSYNC;
84
85#endif /* ANOMALY_05000312 & ANOMALY_05000244 handling */
86
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]87#endif /* __ASSEMBLY__ */
88
Bryan Wu639f6572008-08-27 10:51:02 +0800[diff] [blame]89#include <mach/blackfin.h>
Mike Frysinger36a15482007-07-25 12:01:19 +0800[diff] [blame]90#include <asm/bfin-global.h>
91
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]92#endif /* _BLACKFIN_H_ */