2 /*
3 Copyright (c) 2016, Texas Instruments Incorporated - http://www.ti.com/
4 All rights reserved.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 *
13 * Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the
16 * distribution.
17 *
18 * Neither the name of Texas Instruments Incorporated nor the names of
19 * its contributors may be used to endorse or promote products derived
20 * from this software without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
23 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
24 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
25 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
26 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
27 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
28 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
29 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
30 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
31 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
32 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 *
34 */
36 #include <xdc/std.h>
37 #include <xdc/runtime/IHeap.h>
39 #include "paf_heapMgr.h"
41 Int gPafHeapIdInt = PAF_HEAP_ID_INT; // L2 SRAM
42 Int gPafHeapIdInt1 = PAF_HEAP_ID_INT1; // MSMC SRAM
43 Int gPafHeapIdExt = PAF_HEAP_ID_EXT; // DDR3
44 Int gPafHeapIdInt1Shm = PAF_HEAP_ID_INT1_SHM; // MSMC SRAM, Shared
45 Int gPafHeapIdExtShm = PAF_HEAP_ID_EXT_SHM; // DDR3, Shared
46 Int gPafHeapIdExtNonCachedShm = PAF_HEAP_ID_EXT_NON_CACHED_SHM; // DDR3 non-cached, Shared
48 // heap handle array
49 //static IHeap_Handle gHeapIdToHandle[PAF_NUM_HEAPS] =
50 IHeap_Handle gHeapIdToHandle[PAF_NUM_HEAPS] =
51 {
52 NULL,
53 NULL,
54 NULL,
55 NULL,
56 NULL,
57 NULL
58 };
60 /* Initialize PAF heap manager */
61 Void pafHeapMgr_init(
62 IHeap_Handle hIntHeap,
63 IHeap_Handle hIntHeap1,
64 IHeap_Handle hExtHeap,
65 IHeap_Handle hIntHeap1Shm,
66 IHeap_Handle hExtHeapShm,
67 IHeap_Handle hExtHeapNonCachedShm
68 )
69 {
70 gHeapIdToHandle[PAF_HEAP_ID_INT] = hIntHeap;
71 gHeapIdToHandle[PAF_HEAP_ID_INT1] = hIntHeap1;
72 gHeapIdToHandle[PAF_HEAP_ID_EXT] = hExtHeap;
73 gHeapIdToHandle[PAF_HEAP_ID_INT1_SHM] = hIntHeap1Shm;
74 gHeapIdToHandle[PAF_HEAP_ID_EXT_SHM] = hExtHeapShm;
75 gHeapIdToHandle[PAF_HEAP_ID_EXT_NON_CACHED_SHM] = hExtHeapNonCachedShm;
76 }
78 /* Write heap handle to PAF heap manager for provided index */
79 Void pafHeapMgr_writeHeapHandle(
80 Int heapId,
81 IHeap_Handle hHeap
82 )
83 {
84 if (heapId < PAF_NUM_HEAPS)
85 {
86 gHeapIdToHandle[heapId] = hHeap;
87 }
88 }
90 /* Read heap handle from PAF heap manager for provided index */
91 IHeap_Handle pafHeapMgr_readHeapHandle(
92 Int heapId
93 )
94 {
95 IHeap_Handle hHeap;
97 if (heapId < PAF_NUM_HEAPS)
98 {
99 hHeap = gHeapIdToHandle[heapId];
100 }
101 else
102 {
103 hHeap = NULL;
104 }
106 return hHeap;
107 }