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 #ifndef _KERNEL_H_
80 #define _KERNEL_H_
81
82 #include "MsCommon.h"
83
84 #include "drvPorts.h"
85 #include "drvUSB.h"
86 #include <cyg/hal/plf_intr.h>
87 #include <cyg/hal/drv_api.h>
88
89 #ifdef PR_DEBUG
90 #define pr_debug diag_printf
91 #else
92 #define pr_debug(fmt,...) \
93 do { } while (0)
94 #endif
95
96 // Funtion for Protecting shared data (solve synchronisation by the easiest way)
97 //#define MSOS_WAIT_FOREVER (20000)
98
99 #define INT_DISABLED 0
100 #define INT_ENABLED 1
101
102 extern int CPU_Int_State;
103
104
105
106 #define USB_STOR_BLK_COMPLETE 1
107 #define USB_PTP_COMPLETE 2
108 #define USB_STOR_BLK_ASYNC 4
109
110
unlock_usb_core(void)111 static __inline__ void unlock_usb_core(void)
112 {
113 USB_core_lock = 0;
114 }
115
lock_usb_core(void)116 static __inline__ void lock_usb_core(void)
117 {
118 //Lokc ISR ==> don't process USB ISR when USB interrupt occurs
119 USB_core_lock = 1;
120 }
121
lock_TmrTaskDispatch(void)122 static __inline__ void lock_TmrTaskDispatch(void)
123 {
124 //Lock ==> don't dispatch registered software timer tasks
125 Timer_task_lock = 1;
126 }
127
unlock_TmrTaskDispatch(void)128 static __inline__ void unlock_TmrTaskDispatch(void)
129 {
130 Timer_task_lock = 0;
131 }
132
133
134
135
136 #define TIMER_TASK_LOCK Timer_task_lock
137
138 // Note, need to be modified
check_usb_lock(void)139 static __inline__ void check_usb_lock(void)
140 {
141 if ( USB_core_lock <= 0 ) // None use the USB_Core, we can lock it
142 USB_core_lock = 1;
143 else
144 {
145 // Locked, Someone is using usb core
146 while( USB_core_lock > 0 )
147 MsOS_DelayTask(100);
148
149 // Got the lock
150 USB_core_lock = 1;
151 }
152 }
153
154 //Disable IRQ and FIQ and store cpsr
save_and_disable_firqs(U32 * flag)155 static __inline__ void save_and_disable_firqs(U32 *flag)
156 {
157 //HAL_DISABLE_INTERRUPTS(flag);
158 }
159
160 //Restore stored cpsr
restore_firqs(U32 * flag)161 static __inline__ void restore_firqs(U32 *flag)
162 {
163 //HAL_RESTORE_INTERRUPTS(*flag);
164 }
165
166 //#define sti()
167 //#define cli()
168
sti(void)169 static __inline__ void sti(void)
170 {
171 //MsOS_EnableInterrupt(E_IRQ_USB);
172
173
174 unlock_TmrTaskDispatch();
175 }
176
cli(void)177 static __inline__ void cli(void)
178 {
179 //MsOS_DisableInterrupt(E_IRQ_USB);
180
181 lock_TmrTaskDispatch();
182 }
183
184 extern void *ncmem_alloc_page(dma_addr_t *dma_addr);
185 extern void ncmem_free_page(U32 addr);
186 extern void Destory_NC_mem(void);
187 #endif
188