1 //<MStar Software>
2 //******************************************************************************
3 // MStar Software
4 // Copyright (c) 2010 - 2012 MStar Semiconductor, Inc. All rights reserved.
5 // All software, firmware and related documentation herein ("MStar Software") are
6 // intellectual property of MStar Semiconductor, Inc. ("MStar") and protected by
7 // law, including, but not limited to, copyright law and international treaties.
8 // Any use, modification, reproduction, retransmission, or republication of all
9 // or part of MStar Software is expressly prohibited, unless prior written
10 // permission has been granted by MStar.
11 //
12 // By accessing, browsing and/or using MStar Software, you acknowledge that you
13 // have read, understood, and agree, to be bound by below terms ("Terms") and to
14 // comply with all applicable laws and regulations:
15 //
16 // 1. MStar shall retain any and all right, ownership and interest to MStar
17 // Software and any modification/derivatives thereof.
18 // No right, ownership, or interest to MStar Software and any
19 // modification/derivatives thereof is transferred to you under Terms.
20 //
21 // 2. You understand that MStar Software might include, incorporate or be
22 // supplied together with third party`s software and the use of MStar
23 // Software may require additional licenses from third parties.
24 // Therefore, you hereby agree it is your sole responsibility to separately
25 // obtain any and all third party right and license necessary for your use of
26 // such third party`s software.
27 //
28 // 3. MStar Software and any modification/derivatives thereof shall be deemed as
29 // MStar`s confidential information and you agree to keep MStar`s
30 // confidential information in strictest confidence and not disclose to any
31 // third party.
32 //
33 // 4. MStar Software is provided on an "AS IS" basis without warranties of any
34 // kind. Any warranties are hereby expressly disclaimed by MStar, including
35 // without limitation, any warranties of merchantability, non-infringement of
36 // intellectual property rights, fitness for a particular purpose, error free
37 // and in conformity with any international standard. You agree to waive any
38 // claim against MStar for any loss, damage, cost or expense that you may
39 // incur related to your use of MStar Software.
40 // In no event shall MStar be liable for any direct, indirect, incidental or
41 // consequential damages, including without limitation, lost of profit or
42 // revenues, lost or damage of data, and unauthorized system use.
43 // You agree that this Section 4 shall still apply without being affected
44 // even if MStar Software has been modified by MStar in accordance with your
45 // request or instruction for your use, except otherwise agreed by both
46 // parties in writing.
47 //
48 // 5. If requested, MStar may from time to time provide technical supports or
49 // services in relation with MStar Software to you for your use of
50 // MStar Software in conjunction with your or your customer`s product
51 // ("Services").
52 // You understand and agree that, except otherwise agreed by both parties in
53 // writing, Services are provided on an "AS IS" basis and the warranty
54 // disclaimer set forth in Section 4 above shall apply.
55 //
56 // 6. Nothing contained herein shall be construed as by implication, estoppels
57 // or otherwise:
58 // (a) conferring any license or right to use MStar name, trademark, service
59 // mark, symbol or any other identification;
60 // (b) obligating MStar or any of its affiliates to furnish any person,
61 // including without limitation, you and your customers, any assistance
62 // of any kind whatsoever, or any information; or
63 // (c) conferring any license or right under any intellectual property right.
64 //
65 // 7. These terms shall be governed by and construed in accordance with the laws
66 // of Taiwan, R.O.C., excluding its conflict of law rules.
67 // Any and all dispute arising out hereof or related hereto shall be finally
68 // settled by arbitration referred to the Chinese Arbitration Association,
69 // Taipei in accordance with the ROC Arbitration Law and the Arbitration
70 // Rules of the Association by three (3) arbitrators appointed in accordance
71 // with the said Rules.
72 // The place of arbitration shall be in Taipei, Taiwan and the language shall
73 // be English.
74 // The arbitration award shall be final and binding to both parties.
75 //
76 //******************************************************************************
77 //<MStar Software>
78
79 #include "MsCommon.h"
80 #include "regSEM.h"
81 #include "halSEM.h"
82
83 //-------------------------------------------------------------------------------------------------
84 // Local Defines
85 //-------------------------------------------------------------------------------------------------
86 #define REG16(addr) *((volatile MS_U16*)((_u32RegBase+ ((addr)<< 2))))
87
88 #define SEM_ID_GP0 \
89 E_SEM_DUMMY, \
90 E_SEM_GE0, \
91 E_SEM_GE1, \
92 E_SEM_BDMA,\
93 E_SEM_PM,\
94 E_SEM_TEE, \
95 E_SEM_MBX_RECV,\
96 E_SEM_MBX_SEND, \
97 E_SEM_USER0, \
98 E_SEM_USER1, \
99 E_SEM_USER2, \
100 E_SEM_USER3, \
101 E_SEM_CA, \
102 E_SEM_IIC, \
103 E_SEM_DUMMY, \
104 E_SEM_DUMMY
105
106 //-------------------------------------------------------------------------------------------------
107 // Local Variables
108 //-------------------------------------------------------------------------------------------------
109 static MS_VIRT _u32RegBase = 0;
110
111 //-------------------------------------------------------------------------------------------------
112 // Local Structures
113 //-------------------------------------------------------------------------------------------------
114 const eSemId SemIdTbl[SEM_MAX_GP_CLIENT] =
115 {
116 SEM_ID_GP0
117 };
118
HAL_SEM_GetSemId(eSemId eSemId)119 MS_S16 HAL_SEM_GetSemId(eSemId eSemId)
120 {
121 MS_U8 idx;
122
123 for (idx = 0; idx < SEM_MAX_GP_CLIENT; idx++)
124 if (eSemId == SemIdTbl[idx])
125 return idx;
126 return (-1);
127 }
128
HAL_SEM_SetBank(MS_VIRT u32BaseAddr)129 MS_BOOL HAL_SEM_SetBank(MS_VIRT u32BaseAddr)
130 {
131 _u32RegBase = u32BaseAddr;
132 return TRUE;
133 }
134
HAL_SEM_Get_Num(void)135 MS_U32 HAL_SEM_Get_Num(void)
136 {
137 return REG_SEM_MAX_NUM;
138 }
139
HAL_SEM_Get_Resource(MS_U8 u8SemID,MS_U16 u16ResId)140 MS_BOOL HAL_SEM_Get_Resource(MS_U8 u8SemID, MS_U16 u16ResId)
141 {
142 if(u8SemID> REG_SEM_MAX_NUM)
143 return FALSE;
144 REG16(REG_SEM_ID0+ u8SemID)= u16ResId;
145 return (u16ResId == REG16(REG_SEM_ID0+ u8SemID))? TRUE: FALSE;
146 }
147
HAL_SEM_Free_Resource(MS_U8 u8SemID,MS_U16 u16ResId)148 MS_BOOL HAL_SEM_Free_Resource(MS_U8 u8SemID, MS_U16 u16ResId)
149 {
150 if(u8SemID> REG_SEM_MAX_NUM)
151 return FALSE;
152
153 if (u16ResId != REG16(REG_SEM_ID0+ u8SemID))
154 {
155 return FALSE;
156 }
157 REG16(REG_SEM_ID0+ u8SemID)= 0x00;
158 return TRUE;
159 }
160
161
HAL_SEM_Reset_Resource(MS_U8 u8SemID)162 MS_BOOL HAL_SEM_Reset_Resource(MS_U8 u8SemID)
163 {
164 if(u8SemID> REG_SEM_MAX_NUM)
165 return FALSE;
166 REG16(REG_SEM_ID0+ u8SemID)= 0x00;
167 return TRUE;
168 }
169
170
HAL_SEM_Get_ResourceID(MS_U8 u8SemID,MS_U16 * pu16ResId)171 MS_BOOL HAL_SEM_Get_ResourceID(MS_U8 u8SemID, MS_U16* pu16ResId)
172 {
173 if(u8SemID> REG_SEM_MAX_NUM)
174 return FALSE;
175 *pu16ResId = REG16(REG_SEM_ID0+ u8SemID);
176 return TRUE;
177 }
178
179