xref: /utopia/UTPA2-700.0.x/mxlib/include/drvIPAPool.h (revision 53ee8cc121a030b8d368113ac3e966b4705770ef)
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94 
95 ////////////////////////////////////////////////////////////////////////////////////////////////////
96 ///
97 /// @file   drvIPAPool.h
98 /// @brief  drv IPA Pool Control Interface
99 /// @author MStar Semiconductor,Inc.
100 ///
101 ////////////////////////////////////////////////////////////////////////////////////////////////////
102 #ifndef _DRVCMAPOOL_H_
103 #define _DRVCMAPOOL_H_
104 
105 #if defined (MSOS_TYPE_LINUX)
106 #ifdef __cplusplus
107 extern "C"
108 {
109 #endif
110 
111 #include "MsTypes.h"
112 
113 #define IPAPOOL_HEAP_NAME_MAX_LEN_Param 32
114 #define IPAPOOL_NAME_MAX_LONG_Param 128
115 
116 
117 enum IPA_SPACE_TYPE
118 {
119     IPA_SPACE_TYPE_PA = 0,//directly PA space
120     IPA_SPACE_TYPE_CMA = 1, //CMA space
121     IPA_IPA_SPACE_TYPE_INVALID = 0xFFFFFFFF//force enum size to be 4 byte alignment
122 };
123 
124 struct IPA_Pool_InstallIpcHandle_Param
125 {
126     MS_U32 ipc_handle_id;  //in: returned by kernel, when get IPC handle
127     MS_U32 pool_handle_id; //out: pool handle id
128     MS_S32 error_code; // out: error code when failed
129 };
130 
131 struct IPA_Pool_GetIpcHandle_Param
132 {
133     MS_U32 pool_handle_id; //in: pool handle id, when pool init, returned by kernel
134     MS_U32 ipc_handle_id;  //out: returned by kernel
135     MS_S32 error_code; // out: error code when failed
136 };
137 
138 struct IPA_Pool_Heap_Attr_Param
139 {
140     MS_U32 heap_id;     //in: maybe shared with more than one pools which based on this heap
141 
142     char   name[IPAPOOL_HEAP_NAME_MAX_LEN_Param]; //out: heap name
143     MS_U64 heap_miu_start_offset; //out: heap start offset in miu
144     MS_U64 heap_length; //out: heap length
145     MS_U32 miu;  //out: miu id this heap belongs, index from 0.
146     enum IPA_SPACE_TYPE heap_type;//out: return heap type to application (enum IPA_SPACE_TYPE )
147     MS_S32 error_code; // error code when failed
148 };
149 enum IPA_DCACHE_FLUSH_TYPE_Param
150 {
151     IPA_DCACHE_FLUSH_Param,//flush dcache into DRAM
152     IPA_DCACHE_INVALID_Param,// invalid dcache lines
153     IPA_DCACHE_FLUSH_INVALID_Param// flush and invalid dcache lines
154 };
155 
156 struct IPA_Pool_DCacheFlush_Param
157 {
158     MS_U64 virt_addr; //in: the VA need to flush
159     MS_U64 length;               //in: flush length
160     enum IPA_DCACHE_FLUSH_TYPE_Param flush_type;// in: flush type (enum IPA_DCACHE_FLUSH_TYPE)
161 };
162 
163 struct IPA_Pool_Unmap_Param
164 {
165     MS_U64 virt_addr; //in: the VA need to unmap
166     MS_U64 length;               //in: unmap length
167 };
168 
169 //enum for mapping virtual address type
170 enum IPA_MAP_VA_TYPE_Param
171 {
172     IPA_MAP_VA_NO_NEEDED_Param = 0,  //we don't need to map VA
173     IPA_VA_CACHE_WRITE_BACK_Param = 1, //we need to map VA with cache type "write back", which is normally used
174     IPA_VA_CACHE_WRITE_THROUGH_Param = 2, //we need to map VA with cache type "write through", which is //mostly used by graphic system
175     IPA_VA_CACHE_NONE_CACHE_Param = 3,  //we don't need data cache
176     IPA_VA_TYPE_MAX_Param = 0xFFFFFFFF//force enum size to be 4 byte alignment
177 };
178 
179 struct IPA_Pool_Map_Param
180 {
181     MS_U32 pool_handle_id; //in: pool handle id, when pool init, returned by kernel
182     MS_U64 offset_in_pool;  //in: offset in pool
183     MS_U64 length;               //in  get memory length
184     enum IPA_MAP_VA_TYPE_Param  cache_type;    //in cache type of mapping
185 
186     MS_U64 virt_addr;          //out: virtual address for user mode access
187     MS_S32 error_code; // out�� reason about why map failed
188 };
189 
190 struct IPA_Pool_PutMem_Param
191 {
192     MS_U32 pool_handle_id; //in: pool handle id, when pool init, returned by kernel
193     MS_U64 offset_in_pool;  //in: offset in pool
194     MS_U64 length;               //in
195 };
196 
197 struct IPA_Pool_GetMem_Param
198 {
199     MS_U32 pool_handle_id; //in: pool handle id, when pool init, returned by kernel
200     MS_U64 offset_in_pool;  //in: offset in pool
201     MS_U64 length;               //in  get memory length
202     MS_S32 error_code; // out�� reason about why MApi_IPA_Pool_GetMem failed
203 };
204 
205 struct IPA_Pool_Init_Param
206 {
207     MS_U32 space_id;     //in: space id the pool will be created in
208     char *pool_name;//in: global identify name for pool to shared between multiple process
209 
210     MS_U64 offset_in_heap;    //in: pool location in space
211     MS_U64 len;       //in: pool length in  space
212 
213     MS_U32 pool_handle_id; //out: generate pool id based on space specified by space_id
214     MS_U32 miu;  //out: miu id this space belongs, index from 0.
215     enum IPA_SPACE_TYPE space_type;//out: return space type to application
216     MS_S32 error_code; // error code when pool init failed
217 
218     MS_U64 space_length; //out: space leagth
219     MS_U64 space_miu_start_offset; //out: space start offset in miu
220 };
221 
222 
223 enum IPA_event_Param
224 {
225   IPA_EVENT_FREE_Param = 0,
226   IPA_EVENT_NO_WAIT_Param,
227   IPA_EVNET_NUM_Param
228 };
229 
230 struct IPA_Pool_Event_Param
231 {
232     enum IPA_event_Param event;
233     MS_U32 pool_handle_id;
234 };
235 
236 struct IPA_Pool_Polling_Param
237 {
238     MS_U32 pool_handle_id;//pool handle
239     void (*polling_callback)(MS_U32 pool_handle_id,MS_U64 start,MS_U64 length);
240 };
241 
242 //if PA in a pool but not allocated,this state meanless for user .
243 //so here state in pool means allocated,not in pool means not allocated.
244 enum PA_In_IPA_Pool_State_Param
245 {
246     PA_NOT_IN_MIU_Param = (1<<0),//PA not in any miu
247     PA_NOT_IN_HEAP_Param =(1<<1),//PA in a miu,but not in any heap
248     PA_NOT_IN_POOL_Param =(1<<2),//PA in a heap ,but not in any pool(means not allocated)
249     PA_ALLOCATED_Param =(1<<3),//PA in a pool(means pa allocated)
250     PA_CASE_NUM_Param
251 };
252 
253 
254 /*N.B.
255  PA:base ARM_MIU0_BUS_BASE/ARM_MIU1_BUS_BASE/ARM_MIU2_BUS_BASE
256 if PA value inside [ARM_MIU0_BUS_BASE,ARM_MIU1_BUS_BASE),PA is in miu0
257 if PA value inside [ARM_MIU1_BUS_BASE,ARM_MIU2_BUS_BASE),PA is in miu1
258 ......
259 
260 */
261 struct PA_In_IPA_Pool_Param
262 {
263     MS_U64 PA;//in:   PA value
264     MS_S32 miu;//out:  in which miu
265 
266     MS_BOOL in_heap;//out:  whether in heap(space).If not, relative value can not get.
267     MS_S32 space_id;     //out: space id the pa in
268     enum IPA_SPACE_TYPE space_type;//out: return space type to application
269     MS_U64 space_miu_start_offset; //out: space start offset in miu
270     MS_U64 space_length; //out: space leagth
271     MS_U64 pa_offset_in_heap;    //out: pa location in heap
272 
273     MS_BOOL allocated;//out :whether already allocated,if not , relative value can not get.
274     //MS_S32 pool_handle_id; //out: allocated by which pool.
275     char pool_name[IPAPOOL_NAME_MAX_LONG_Param];//out: name of pool.
276     MS_U64 pool_len;       //out: pool length in  space
277     MS_U64 pool_offset_in_heap;    //out: pool location in heap
278     MS_U64 pa_offset_in_pool;    //out: pa location in pool
279 
280     enum PA_In_IPA_Pool_State_Param pa_state;//out:pa state summary
281     MS_S32 error_code; // error code when pool init failed
282 };
283 
284 
285 
286 /*N.B.
287  PA:base ARM_MIU0_BUS_BASE/ARM_MIU1_BUS_BASE/ARM_MIU2_BUS_BASE
288 if PA value inside [ARM_MIU0_BUS_BASE,ARM_MIU1_BUS_BASE),PA is in miu0
289 if PA value inside [ARM_MIU1_BUS_BASE,ARM_MIU2_BUS_BASE),PA is in miu1
290 ......
291 
292 
293 to meet modules less use/store global variables request,
294 input of this API only have pool_handle_id and offset_in_pool.
295 */
296 struct Pool_To_PA_Param
297 {
298     MS_U32 pool_handle_id;//in : pa in which pool.
299     MS_U64 offset_in_pool;//in: pa offset in pool.
300 
301     MS_U64 PA;//out:   PA value.
302     MS_S32 error_code; // out�� reason why failed.
303 
304     //give more out ,which nowadays no modules use,but may future use.
305     MS_S32 miu;//out:  in which miu.
306     MS_U32 heap_id;     //out: heap id the pa in .After get this,with the help of MApi_IPA_Pool_HEAP_ATTR,can get more more info.
307 };
308 
309 
310 //////////////////////////////////////
311 // function for utopia2.0 ////////////
312 //////////////////////////////////////
313 MS_BOOL __attribute__((weak)) MApi_IPA_Pool_Init(struct IPA_Pool_Init_Param * Init_Param);
314 MS_BOOL __attribute__((weak)) MApi_IPA_Pool_Release(MS_U32 pool_handle_id);
315 MS_BOOL __attribute__((weak)) MApi_IPA_Pool_GetMem(struct IPA_Pool_GetMem_Param * get_param);
316 MS_BOOL __attribute__((weak)) MApi_IPA_Pool_PutMem(struct IPA_Pool_PutMem_Param * put_param);
317 
318 MS_BOOL __attribute__((weak)) MApi_IPA_Pool_MapVA(struct IPA_Pool_Map_Param * map_param);
319 void  __attribute__((weak)) MApi_IPA_Pool_UnmapVA(struct IPA_Pool_Unmap_Param * unmap_param);
320 //MS_BOOL __attribute__((weak)) MApi_IPA_Pool_MapUserVA(struct IPA_Pool_Map_Param * map_param);
321 //void  __attribute__((weak)) MApi_IPA_Pool_UnmapUserVA(struct IPA_Pool_Unmap_Param * unmap_param);
322 
323 MS_BOOL __attribute__((weak)) MApi_IPA_Pool_DCacheFlush(struct IPA_Pool_DCacheFlush_Param* dcache_flush_param);
324 MS_BOOL __attribute__((weak)) MApi_IPA_Pool_HEAP_ATTR(struct IPA_Pool_Heap_Attr_Param* heap_attr_param);
325 MS_BOOL __attribute__((weak)) MApi_IPA_Pool_GETIPCHANDLE(struct IPA_Pool_GetIpcHandle_Param* getipchandle_param);
326 MS_BOOL __attribute__((weak)) MApi_IPA_Pool_InstallIpcHandle(struct IPA_Pool_InstallIpcHandle_Param* installipchandle_param);
327 MS_BOOL __attribute__((weak)) MApi_IPA_Pool_GetMem_Timeout(struct IPA_Pool_GetMem_Param* get_param,MS_U32 timeout);
328 MS_BOOL __attribute__((weak)) MApi_IPA_Pool_Notify(struct IPA_Pool_Polling_Param *polling_param);
329 MS_BOOL __attribute__((weak)) PA_in_IPA_POOL_info(struct PA_In_IPA_Pool_Param * in_ipa_pool_info);
330 MS_BOOL __attribute__((weak)) IN_IPA_POOL_To_PA(struct Pool_To_PA_Param * in_ipa_pool_info);
331 
332     #ifdef __cplusplus
333 }
334 #endif
335 #endif
336 #endif
337