xref: /utopia/UTPA2-700.0.x/modules/hsl/api/hsl/frhsl_ringbuffer.h (revision 53ee8cc121a030b8d368113ac3e966b4705770ef)
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78 /**************************************************************************
79  * Copyright (c) 2008 MStar Semiconductor, Inc. All Rights Reserved.
80  **************************************************************************/
81 /** \file
82  * \brief This is the header file for the FrHsl ring buffer module.
83  *
84  */
85 
86 #ifndef FRHSL_RINGBUFFER_H
87 #define FRHSL_RINGBUFFER_H
88 
89 #include <pthread.h>
90 
91 #include "apiHSL.h"
92 #if HSL_TCPIP == true
93 #include "frhsl_autotest.h"
94 #include "frhsl_cfg.h"
95 
96 #endif
97 
98 #ifdef __cpluplus
99 extern "C"
100 {
101 #endif
102 
103 #if defined(MSOS_TYPE_LINUX)
104 
105 #include <fcntl.h>
106 #include <sys/ioctl.h>
107 #include <string.h>
108 
109 enum HSLOutputType
110 {
111     HSL_UART = 'U',
112     HSL_FILE = 'F',
113     HSL_SOCKET = 'S',
114 };
115 
116 #define FR_HSL_FILE_DESCRIPTOR             (HSL_UART)
117 
118 #define HSL_DEVICE_PATH "/dev/hsl"
119 #define CANNOT_OPEN_MSG "Cannot open /dev/hsl\n"
120 
121 #define HSL_IOC_MAGIC               'h'
122 
123 #define MDRV_HSL_SET_OUTPUT_PATH                _IOW(HSL_IOC_MAGIC, 1, MS_U8)
124 #define MDRV_HSL_CLEAR_OUTPUT_FILE                _IO(HSL_IOC_MAGIC, 2)
125 
126 #if HSL_TCPIP
127 #define PUTCS(dataptr, length, port, hsl) CmdSend(hsl, dataptr, length)
128 #define FFLUSH(port)
129 #else
130 #define PUTCS(dataptr, length, port, hsl) \
131       {\
132     int fd; \
133     fd = open(HSL_DEVICE_PATH, O_RDWR); \
134     if (fd <= 0) { \
135       write(STDERR_FILENO, CANNOT_OPEN_MSG, strlen(CANNOT_OPEN_MSG)); \
136     } \
137     else \
138     { \
139       if (0==ioctl(fd, MDRV_HSL_SET_OUTPUT_PATH, (port)) ) \
140       { \
141         write(fd, (dataptr), (length)); \
142       } \
143       close(fd); \
144     } \
145       }
146 
147 #define FFLUSH(port) \
148       { \
149     int fd; \
150     fd = open(HSL_DEVICE_PATH, O_RDWR); \
151     if (fd <= 0) { \
152       write(STDERR_FILENO, CANNOT_OPEN_MSG, strlen(CANNOT_OPEN_MSG)); \
153     } \
154     else \
155     { \
156       if (0==ioctl(fd, MDRV_HSL_SET_OUTPUT_PATH, (port)) ) \
157       { \
158         fsync(fd); \
159       } \
160       close(fd); \
161     } \
162       }
163 #endif
164 
165 #define HSL_CLEAR_OUTPUT_FILE() \
166       { \
167     int fd; \
168     fd = open(HSL_DEVICE_PATH, O_RDWR); \
169     if (fd <= 0) { \
170       write(STDERR_FILENO, CANNOT_OPEN_MSG, strlen(CANNOT_OPEN_MSG)); \
171     } \
172     else \
173     { \
174       ioctl(fd, MDRV_HSL_CLEAR_OUTPUT_FILE); \
175       close(fd); \
176     } \
177       }
178 
179 #else
180 
181 #define FR_HSL_FILE_DESCRIPTOR             (STDOUT_FILENO)
182 
183 #define PUTCS(dataptr, length, port) \
184       { \
185     MS_U32 i; \
186     for( i=0 ; i<length ; i++) \
187     { \
188       write(port, dataptr, length); \
189     } \
190       }
191 
192 #define FFLUSH(port)        fsync(port)
193 
194 #endif
195 
196 #define BUFFER_FLAG_NONE            0x0000
197 #define BUFFER_FLAG_DUMP            0x0001
198 #define BUFFER_FLAG_EMERGENCY_DUMP  0x0002
199 #define BUFFER_FLAG_TX              0x0004
200 #define BUFFER_FLAG_FLUSH            0x0008
201 
202 struct stListNode;
203 
204 MS_BOOL bufferInitialize(stHslController* const _hsl, const MS_PHYADDR physAddr, const MS_U32 size);
205 MS_BOOL bufferFinalize(stHslController* const _hsl);
206 MS_BOOL bufferAllocateWrite(stHslController* const _hsl, const MS_U32 dataSize, stListNode** const s_dataInfo);
207 MS_BOOL bufferDumpOldestDataSegment(stHslController* const _hsl);
208 void bufferAcknowledgeWrite(stHslController* const _hsl, stListNode* const s_dataInfo);
209 MS_BOOL bufferProcessCommand(stHslController* const _hsl, CmdInfo* const pCmd);
210 
211 // Function prototypes
212 void *bufferWriteThread(void*);        // output thread function
213 MS_BOOL initThread( hslThread* aThread);
214 
215 #ifdef __cpluplus
216 }
217 #endif
218 
219 #endif // FRHSL_RINGBUFFER_H
220