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gerrit-public.fairphone.software / kernel / msm-5.4 / 969564508dfcfe8185ab8dfefb1a76aeee7a2123 / . / arch / blackfin / include / asm / blackfin.h
blob: 0928700b6bc4b5225c8cdd7a7629bf50776da380 [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;
Robin Getzfb51d562007-08-03 17:56:29 +0800[diff] [blame]20 if (ANOMALY_05000312)
Mike Frysinger1aafd902007-07-25 11:19:14 +0800[diff] [blame]21 __asm__ __volatile__(
22 "cli %0;"
23 "nop;"
24 "nop;"
25 "ssync;"
26 "sti %0;"
27 : "=d" (_tmp)
28 );
Robin Getzfb51d562007-08-03 17:56:29 +0800[diff] [blame]29 else if (ANOMALY_05000244)
Mike Frysinger1aafd902007-07-25 11:19:14 +0800[diff] [blame]30 __asm__ __volatile__(
31 "nop;"
32 "nop;"
33 "nop;"
34 "ssync;"
35 );
36 else
37 __asm__ __volatile__("ssync;");
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]38}
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]39
40/* CSYNC implementation for C file */
Mike Frysinger1aafd902007-07-25 11:19:14 +0800[diff] [blame]41static inline void CSYNC(void)
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]42{
43 int _tmp;
Robin Getzfb51d562007-08-03 17:56:29 +0800[diff] [blame]44 if (ANOMALY_05000312)
Mike Frysinger1aafd902007-07-25 11:19:14 +0800[diff] [blame]45 __asm__ __volatile__(
46 "cli %0;"
47 "nop;"
48 "nop;"
49 "csync;"
50 "sti %0;"
51 : "=d" (_tmp)
52 );
Robin Getzfb51d562007-08-03 17:56:29 +0800[diff] [blame]53 else if (ANOMALY_05000244)
Mike Frysinger1aafd902007-07-25 11:19:14 +0800[diff] [blame]54 __asm__ __volatile__(
55 "nop;"
56 "nop;"
57 "nop;"
Mike Frysinger35c724f2007-08-03 16:48:13 +0800[diff] [blame]58 "csync;"
Mike Frysinger1aafd902007-07-25 11:19:14 +0800[diff] [blame]59 );
60 else
61 __asm__ __volatile__("csync;");
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]62}
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]63
Robin Getz4bf3f3c2007-06-21 11:34:16 +0800[diff] [blame]64#else /* __ASSEMBLY__ */
65
Mike Frysingerb5e986c2008-11-18 17:48:22 +0800[diff] [blame]66#define LO(con32) ((con32) & 0xFFFF)
67#define lo(con32) ((con32) & 0xFFFF)
68#define HI(con32) (((con32) >> 16) & 0xFFFF)
69#define hi(con32) (((con32) >> 16) & 0xFFFF)
70
Robin Getz4bf3f3c2007-06-21 11:34:16 +0800[diff] [blame]71/* SSYNC & CSYNC implementations for assembly files */
72
73#define ssync(x) SSYNC(x)
74#define csync(x) CSYNC(x)
75
Robin Getzfb51d562007-08-03 17:56:29 +0800[diff] [blame]76#if ANOMALY_05000312
Robin Getz4bf3f3c2007-06-21 11:34:16 +0800[diff] [blame]77#define SSYNC(scratch) cli scratch; nop; nop; SSYNC; sti scratch;
78#define CSYNC(scratch) cli scratch; nop; nop; CSYNC; sti scratch;
79
Robin Getzfb51d562007-08-03 17:56:29 +0800[diff] [blame]80#elif ANOMALY_05000244
Robin Getz4bf3f3c2007-06-21 11:34:16 +0800[diff] [blame]81#define SSYNC(scratch) nop; nop; nop; SSYNC;
82#define CSYNC(scratch) nop; nop; nop; CSYNC;
83
Robin Getzfb51d562007-08-03 17:56:29 +0800[diff] [blame]84#else
Robin Getz4bf3f3c2007-06-21 11:34:16 +0800[diff] [blame]85#define SSYNC(scratch) SSYNC;
86#define CSYNC(scratch) CSYNC;
87
88#endif /* ANOMALY_05000312 & ANOMALY_05000244 handling */
89
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]90#endif /* __ASSEMBLY__ */
91
Mike Frysingerfa48f842009-06-17 11:25:06 -0400[diff] [blame]92#include <asm/mem_map.h>
Bryan Wu639f6572008-08-27 10:51:02 +0800[diff] [blame]93#include <mach/blackfin.h>
Mike Frysinger36a15482007-07-25 12:01:19 +0800[diff] [blame]94#include <asm/bfin-global.h>
95
Bryan Wu1394f032007-05-06 14:50:22 -0700[diff] [blame]96#endif /* _BLACKFIN_H_ */