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gerrit-public.fairphone.software / kernel / msm-5.4 / 0db07a905628d7f2952691df40853ffd95ceb097 / . / arch / blackfin / include / asm / blackfin.h
blob: 7be5368c051215b4095203c76301b37e9753a7bb [file] [log] [blame]
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]1/*
Robin Getz96f10502009-09-24 14:11:24 +0000[diff] [blame]2 * Common header file for Blackfin family of processors.
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]3 *
Mike Frysinger96956452011-06-17 17:54:40 -0400[diff] [blame]4 * Copyright 2004-2009 Analog Devices Inc.
5 *
6 * Licensed under the GPL-2 or later.
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]7 */
8
9#ifndef _BLACKFIN_H_
10#define _BLACKFIN_H_
11
Bryan Wu639f6572008-08-27 10:51:02 +0800[diff] [blame]12#include <mach/anomaly.h>
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]13
14#ifndef __ASSEMBLY__
15
16/* SSYNC implementation for C file */
Mike Frysinger1aafd902007-07-25 11:19:14 +0800[diff] [blame]17static inline void SSYNC(void)
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]18{
19 int _tmp;
Bob Liu0db07a92012-01-27 22:10:04 +0800[diff] [blame^]20 if (ANOMALY_05000312 || ANOMALY_05000244)
Mike Frysinger1aafd902007-07-25 11:19:14 +0800[diff] [blame]21 __asm__ __volatile__(
22 "cli %0;"
23 "nop;"
24 "nop;"
Bob Liu0db07a92012-01-27 22:10:04 +0800[diff] [blame^]25 "nop;"
Mike Frysinger1aafd902007-07-25 11:19:14 +0800[diff] [blame]26 "ssync;"
27 "sti %0;"
28 : "=d" (_tmp)
29 );
Mike Frysinger1aafd902007-07-25 11:19:14 +0800[diff] [blame]30 else
31 __asm__ __volatile__("ssync;");
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]32}
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]33
34/* CSYNC implementation for C file */
Mike Frysinger1aafd902007-07-25 11:19:14 +0800[diff] [blame]35static inline void CSYNC(void)
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]36{
37 int _tmp;
Bob Liu0db07a92012-01-27 22:10:04 +0800[diff] [blame^]38 if (ANOMALY_05000312 || ANOMALY_05000244)
Mike Frysinger1aafd902007-07-25 11:19:14 +0800[diff] [blame]39 __asm__ __volatile__(
40 "cli %0;"
41 "nop;"
42 "nop;"
Bob Liu0db07a92012-01-27 22:10:04 +0800[diff] [blame^]43 "nop;"
Mike Frysinger1aafd902007-07-25 11:19:14 +0800[diff] [blame]44 "csync;"
45 "sti %0;"
46 : "=d" (_tmp)
47 );
Mike Frysinger1aafd902007-07-25 11:19:14 +0800[diff] [blame]48 else
49 __asm__ __volatile__("csync;");
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]50}
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]51
Robin Getz4bf3f3c2007-06-21 11:34:16 +0800[diff] [blame]52#else /* __ASSEMBLY__ */
53
Mike Frysingerb5e986c2008-11-18 17:48:22 +0800[diff] [blame]54#define LO(con32) ((con32) & 0xFFFF)
55#define lo(con32) ((con32) & 0xFFFF)
56#define HI(con32) (((con32) >> 16) & 0xFFFF)
57#define hi(con32) (((con32) >> 16) & 0xFFFF)
58
Robin Getz4bf3f3c2007-06-21 11:34:16 +0800[diff] [blame]59/* SSYNC & CSYNC implementations for assembly files */
60
61#define ssync(x) SSYNC(x)
62#define csync(x) CSYNC(x)
63
Bob Liu0db07a92012-01-27 22:10:04 +0800[diff] [blame^]64#if ANOMALY_05000312 || ANOMALY_05000244
65#define SSYNC(scratch) \
66do { \
67 cli scratch; \
68 nop; nop; nop; \
69 SSYNC; \
70 sti scratch; \
71} while (0)
Robin Getz4bf3f3c2007-06-21 11:34:16 +0800[diff] [blame]72
Bob Liu0db07a92012-01-27 22:10:04 +0800[diff] [blame^]73#define CSYNC(scratch) \
74do { \
75 cli scratch; \
76 nop; nop; nop; \
77 CSYNC; \
78 sti scratch; \
79} while (0)
Robin Getz4bf3f3c2007-06-21 11:34:16 +0800[diff] [blame]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;
Robin Getz4bf3f3c2007-06-21 11:34:16 +0800[diff] [blame]84#endif /* ANOMALY_05000312 & ANOMALY_05000244 handling */
85
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]86#endif /* __ASSEMBLY__ */
87
Mike Frysingerfa48f842009-06-17 11:25:06 -0400[diff] [blame]88#include <asm/mem_map.h>
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_ */