1/*
2 * Copyright © 2014 Advanced Micro Devices, Inc.
3 * All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining
6 * a copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sub license, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
12 *
13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
14 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
15 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
16 * NON-INFRINGEMENT. IN NO EVENT SHALL THE COPYRIGHT HOLDERS, AUTHORS
17 * AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
20 * USE OR OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * The above copyright notice and this permission notice (including the
23 * next paragraph) shall be included in all copies or substantial portions
24 * of the Software.
25 */
26#ifndef _lnx_common_defs_h_
27#define _lnx_common_defs_h_
28
29#if DBG
30#include <stdarg.h>                         // We do not have any choice: need variable
31                                            // number of parameters support for debug
32                                            // build.
33#endif                                      // #if DBG
34
35//
36// --------------  External functions from Linux kernel driver ----------------
37//
38// Note: The definitions/declararions below must match the original ones.
39
40#ifdef __cplusplus
41extern "C" {
42#endif
43
44typedef unsigned long __ke_size_t;              // as it is defined in firegl_public.h
45typedef int           __kernel_ptrdiff_t;       // as it is defined in posix_types.h
46
47
48#if !defined(ATI_API_CALL)
49#define ATI_API_CALL __attribute__((regparm(0)))
50#endif
51
52extern void * ATI_API_CALL __ke_memset(void* s, int c, __ke_size_t count);
53extern void * ATI_API_CALL __ke_memcpy(void* d, const void* s, __ke_size_t count);
54extern ATI_API_CALL __ke_size_t __ke_strlen(const char *s);
55extern char* ATI_API_CALL __ke_strcpy(char* d, const char* s);
56extern char* ATI_API_CALL __ke_strncpy(char* d, const char* s, __ke_size_t count);
57extern void __ke_printk(const char* fmt, ...);
58
59extern int ATI_API_CALL __ke_snprintf(char* buf, __ke_size_t size, const char* fmt, ...);
60extern int ATI_API_CALL KCL_CopyFromUserSpace(void* to, const void* from, __ke_size_t size);
61extern int ATI_API_CALL KCL_CopyToUserSpace(void* to, const void* from, __ke_size_t size);
62#define __ke_copy_from_user  KCL_CopyFromUserSpace
63#define __ke_copy_to_user    KCL_CopyToUserSpace
64extern int ATI_API_CALL __ke_verify_area(int type, const void * addr, unsigned long size);
65
66extern unsigned long ATI_API_CALL KAS_GetTickCounter(void);
67extern unsigned long ATI_API_CALL KAS_GetTicksPerSecond(void);
68
69
70#if DBG
71extern int ATI_API_CALL __ke_vsnprintf(char *buf, __ke_size_t size, const char *fmt, va_list ap);
72#define vsnprintf(_dst, _size, _fmt, varg)  __ke_snprintf(_dst, _size, _fmt, varg)
73#endif                                      // #if DBG
74
75
76// Note: This function is not defined in firegl_public.h.
77void    firegl_hardwareHangRecovery(void);
78
79#ifdef __cplusplus
80}
81#endif
82
83//
84// --------------------------  C/C++ standard typedefs ----------------------------
85//
86#ifdef __SIZE_TYPE__
87typedef __SIZE_TYPE__       size_t;
88#else                                       // #ifdef __SIZE_TYPE__
89typedef unsigned int        size_t;
90#endif                                      // #ifdef __SIZE_TYPE__
91
92#ifdef __PTRDIFF_TYPE__
93typedef __PTRDIFF_TYPE__    ptrdiff_t;
94#else                                       // #ifdef __PTRDIFF_TYPE__
95typedef int                 ptrdiff_t;
96#endif                                      // #ifdef __PTRDIFF_TYPE__
97
98#ifndef NULL
99#ifdef __cplusplus
100#define NULL    __null
101#else
102#define NULL    ((void *)0)
103#endif
104#endif
105
106
107//
108// -------------------------  C/C++ standard macros ---------------------------
109//
110
111#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)  // as it is defined in stddef.h
112#define CHAR_BIT            8                                   // as it is defined in limits.h
113
114//
115// ---------------------------------  C RTL -----------------------------------
116//
117
118#define memset(_p, _v, _n)                  __ke_memset(_p, _v, _n)
119#define memcpy(_d, _s, _n)                  __ke_memcpy(_d, _s, _n)
120#define strlen(_s)                          __ke_strlen(_s)
121#define strcpy(_d, _s)                      __ke_strcpy(_d, _s)
122#define strncpy(_d, _s, _n)                 __ke_strncpy(_d, _s, _n)
123// Note: C99 supports macros with variable number of arguments. GCC also supports this C99 feature as
124//       C++ extension.
125#define snprintf(_dst, _size, _fmt, arg...) __ke_snprintf(_dst, _size, _fmt, ##arg)
126
127
128#endif                                      // #ifdef _lnx_common_defs_h_
129
130