1 /*
2 * Copyright 2008-2012 Freescale Semiconductor Inc.
3 *
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12 * names of its contributors may be used to endorse or promote products
13 * derived from this software without specific prior written permission.
14 *
15 *
16 * ALTERNATIVELY, this software may be distributed under the terms of the
17 * GNU General Public License ("GPL") as published by the Free Software
18 * Foundation, either version 2 of that License or (at your option) any
19 * later version.
20 *
21 * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``AS IS'' AND ANY
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31 */
32
33
34 /**************************************************************************//**
35 @File fm_muram_ext.h
36
37 @Description FM MURAM Application Programming Interface.
38 *//***************************************************************************/
39 #ifndef __FM_MURAM_EXT
40 #define __FM_MURAM_EXT
41
42 #include "error_ext.h"
43 #include "std_ext.h"
44
45
46 /**************************************************************************//**
47
48 @Group FM_grp Frame Manager API
49
50 @Description FM API functions, definitions and enums
51
52 @{
53 *//***************************************************************************/
54
55 /**************************************************************************//**
56 @Group FM_muram_grp FM MURAM
57
58 @Description FM MURAM API functions, definitions and enums
59
60 @{
61 *//***************************************************************************/
62
63 /**************************************************************************//**
64 @Group FM_muram_init_grp FM MURAM Initialization Unit
65
66 @Description FM MURAM initialization API functions, definitions and enums
67
68 @{
69 *//***************************************************************************/
70
71 /**************************************************************************//**
72 @Function FM_MURAM_ConfigAndInit
73
74 @Description Creates partition in the MURAM.
75
76 The routine returns a handle (descriptor) to the MURAM partition.
77 This descriptor must be passed as first parameter to all other
78 FM-MURAM function calls.
79
80 No actual initialization or configuration of FM_MURAM hardware is
81 done by this routine.
82
83 @Param[in] baseAddress - Pointer to base of memory mapped FM-MURAM.
84 @Param[in] size - Size of the FM-MURAM partition.
85
86 @Return Handle to FM-MURAM object, or NULL for Failure.
87 *//***************************************************************************/
88 t_Handle FM_MURAM_ConfigAndInit(uintptr_t baseAddress, uint32_t size);
89
90 /**************************************************************************//**
91 @Function FM_MURAM_Free
92
93 @Description Frees all resources that were assigned to FM-MURAM module.
94
95 Calling this routine invalidates the descriptor.
96
97 @Param[in] h_FmMuram - FM-MURAM module descriptor.
98
99 @Return E_OK on success; Error code otherwise.
100 *//***************************************************************************/
101 t_Error FM_MURAM_Free(t_Handle h_FmMuram);
102
103 /** @} */ /* end of FM_muram_init_grp group */
104
105
106 /**************************************************************************//**
107 @Group FM_muram_ctrl_grp FM MURAM Control Unit
108
109 @Description FM MURAM control API functions, definitions and enums
110
111 @{
112 *//***************************************************************************/
113
114 /**************************************************************************//**
115 @Function FM_MURAM_AllocMem
116
117 @Description Allocate some memory from FM-MURAM partition.
118
119 @Param[in] h_FmMuram - FM-MURAM module descriptor.
120 @Param[in] size - size of the memory to be allocated.
121 @Param[in] align - Alignment of the memory.
122
123 @Return address of the allocated memory; NULL otherwise.
124 *//***************************************************************************/
125 void * FM_MURAM_AllocMem(t_Handle h_FmMuram, uint32_t size, uint32_t align);
126
127 /**************************************************************************//**
128 @Function FM_MURAM_AllocMemForce
129
130 @Description Allocate some specific memory from FM-MURAM partition (according
131 to base).
132
133 @Param[in] h_FmMuram - FM-MURAM module descriptor.
134 @Param[in] base - the desired base-address to be allocated.
135 @Param[in] size - size of the memory to be allocated.
136
137 @Return address of the allocated memory; NULL otherwise.
138 *//***************************************************************************/
139 void * FM_MURAM_AllocMemForce(t_Handle h_FmMuram, uint64_t base, uint32_t size);
140
141 /**************************************************************************//**
142 @Function FM_MURAM_FreeMem
143
144 @Description Free an allocated memory from FM-MURAM partition.
145
146 @Param[in] h_FmMuram - FM-MURAM module descriptor.
147 @Param[in] ptr - A pointer to an allocated memory.
148
149 @Return E_OK on success; Error code otherwise.
150 *//***************************************************************************/
151 t_Error FM_MURAM_FreeMem(t_Handle h_FmMuram, void *ptr);
152
153 /**************************************************************************//**
154 @Function FM_MURAM_GetFreeMemSize
155
156 @Description Returns the size (in bytes) of free MURAM memory.
157
158 @Param[in] h_FmMuram - FM-MURAM module descriptor.
159
160 @Return Free MURAM memory size in bytes.
161 *//***************************************************************************/
162 uint64_t FM_MURAM_GetFreeMemSize(t_Handle h_FmMuram);
163
164 /** @} */ /* end of FM_muram_ctrl_grp group */
165 /** @} */ /* end of FM_muram_grp group */
166 /** @} */ /* end of FM_grp group */
167
168
169
170 #endif /* __FM_MURAM_EXT */
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