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  1. /*
  2.  * Copyright (c) 2006 Ondrej Palkovsky
  3.  * All rights reserved.
  4.  *
  5.  * Redistribution and use in source and binary forms, with or without
  6.  * modification, are permitted provided that the following conditions
  7.  * are met:
  8.  *
  9.  * - Redistributions of source code must retain the above copyright
  10.  *   notice, this list of conditions and the following disclaimer.
  11.  * - Redistributions in binary form must reproduce the above copyright
  12.  *   notice, this list of conditions and the following disclaimer in the
  13.  *   documentation and/or other materials provided with the distribution.
  14.  * - The name of the author may not be used to endorse or promote products
  15.  *   derived from this software without specific prior written permission.
  16.  *
  17.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27.  */
  28.  
  29. /** @addtogroup libcipc
  30.  * @{
  31.  */
  32. /** @file
  33.  */
  34.  
  35. #ifndef LIBIPC_IPC_H_
  36. #define LIBIPC_IPC_H_
  37.  
  38. #include <task.h>
  39. #include <kernel/ipc/ipc.h>
  40. #include <kernel/ddi/irq.h>
  41. #include <sys/types.h>
  42. #include <kernel/synch/synch.h>
  43.  
  44. #define IPC_FLAG_BLOCKING  0x01
  45.  
  46. typedef sysarg_t ipcarg_t;
  47.  
  48. typedef struct {
  49.     ipcarg_t args[IPC_CALL_LEN];
  50.     ipcarg_t in_phone_hash;
  51. } ipc_call_t;
  52.  
  53. typedef sysarg_t ipc_callid_t;
  54.  
  55. typedef void (* ipc_async_callback_t)(void *, int, ipc_call_t *);
  56.  
  57. /*
  58.  * User-friendly wrappers for ipc_call_sync_fast() and ipc_call_sync_slow().
  59.  * They are in the form ipc_call_sync_m_n(), where m denotes the number of
  60.  * arguments of payload and n denotes number of return values. Whenever
  61.  * possible, the fast version is used.
  62.  */
  63. #define ipc_call_sync_0_0(phoneid, method) \
  64.     ipc_call_sync_fast((phoneid), (method), 0, 0, 0, 0, 0, 0, 0, 0)
  65. #define ipc_call_sync_0_1(phoneid, method, res1) \
  66.     ipc_call_sync_fast((phoneid), (method), 0, 0, 0, (res1), 0, 0, 0, 0)
  67. #define ipc_call_sync_0_2(phoneid, method, res1, res2) \
  68.     ipc_call_sync_fast((phoneid), (method), 0, 0, 0, (res1), (res2), 0, 0, 0)
  69. #define ipc_call_sync_0_3(phoneid, method, res1, res2, res3) \
  70.     ipc_call_sync_fast((phoneid), (method), 0, 0, 0, (res1), (res2), (res3), \
  71.         0, 0)
  72. #define ipc_call_sync_0_4(phoneid, method, res1, res2, res3, res4) \
  73.     ipc_call_sync_fast((phoneid), (method), 0, 0, 0, (res1), (res2), (res3), \
  74.         (res4), 0)
  75. #define ipc_call_sync_0_5(phoneid, method, res1, res2, res3, res4, res5) \
  76.     ipc_call_sync_fast((phoneid), (method), 0, 0, 0, (res1), (res2), (res3), \
  77.         (res4), (res5))
  78.  
  79. #define ipc_call_sync_1_0(phoneid, method, arg1) \
  80.     ipc_call_sync_fast((phoneid), (method), (arg1), 0, 0, 0, 0, 0, 0, 0)
  81. #define ipc_call_sync_1_1(phoneid, method, arg1, res1) \
  82.     ipc_call_sync_fast((phoneid), (method), (arg1), 0, 0, (res1), 0, 0, 0, 0)
  83. #define ipc_call_sync_1_2(phoneid, method, arg1, res1, res2) \
  84.     ipc_call_sync_fast((phoneid), (method), (arg1), 0, 0, (res1), (res2), 0, \
  85.         0, 0)
  86. #define ipc_call_sync_1_3(phoneid, method, arg1, res1, res2, res3) \
  87.     ipc_call_sync_fast((phoneid), (method), (arg1), 0, 0, (res1), (res2), \
  88.         (res3), 0, 0)
  89. #define ipc_call_sync_1_4(phoneid, method, arg1, res1, res2, res3, res4) \
  90.     ipc_call_sync_fast((phoneid), (method), (arg1), 0, 0, (res1), (res2), \
  91.         (res3), (res4), 0)
  92. #define ipc_call_sync_1_5(phoneid, method, arg1, res1, res2, res3, res4, \
  93.     res5) \
  94.     ipc_call_sync_fast((phoneid), (method), (arg1), 0, 0, (res1), (res2), \
  95.         (res3), (res4), (res5))
  96.  
  97. #define ipc_call_sync_2_0(phoneid, method, arg1, arg2) \
  98.     ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), 0, 0, 0, 0, \
  99.         0, 0)
  100. #define ipc_call_sync_2_1(phoneid, method, arg1, arg2, res1) \
  101.     ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), 0, (res1), 0, 0, \
  102.         0, 0)
  103. #define ipc_call_sync_2_2(phoneid, method, arg1, arg2, res1, res2) \
  104.     ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), 0, (res1), \
  105.         (res2), 0, 0, 0)
  106. #define ipc_call_sync_2_3(phoneid, method, arg1, arg2, res1, res2, res3) \
  107.     ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), 0, (res1), \
  108.         (res2), (res3), 0, 0)
  109. #define ipc_call_sync_2_4(phoneid, method, arg1, arg2, res1, res2, res3, \
  110.     res4) \
  111.     ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), 0, (res1), \
  112.         (res2), (res3), (res4), 0)
  113. #define ipc_call_sync_2_5(phoneid, method, arg1, arg2, res1, res2, res3, \
  114.     res4, res5)\
  115.     ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), 0, (res1), \
  116.         (res2), (res3), (res4), (res5))
  117.  
  118. #define ipc_call_sync_3_0(phoneid, method, arg1, arg2, arg3) \
  119.     ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, 0, 0, \
  120.         0, 0)
  121. #define ipc_call_sync_3_1(phoneid, method, arg1, arg2, arg3, res1) \
  122.     ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), (arg3), (res1), \
  123.         0, 0, 0, 0)
  124. #define ipc_call_sync_3_2(phoneid, method, arg1, arg2, arg3, res1, res2) \
  125.     ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), (arg3), (res1), \
  126.         (res2), 0, 0, 0)
  127. #define ipc_call_sync_3_3(phoneid, method, arg1, arg2, arg3, res1, res2, \
  128.     res3) \
  129.     ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), (arg3), \
  130.         (res1), (res2), (res3), 0, 0)
  131. #define ipc_call_sync_3_4(phoneid, method, arg1, arg2, arg3, res1, res2, \
  132.     res3, res4) \
  133.     ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), (arg3), \
  134.         (res1), (res2), (res3), (res4), 0)
  135. #define ipc_call_sync_3_5(phoneid, method, arg1, arg2, arg3, res1, res2, \
  136.     res3, res4, res5) \
  137.     ipc_call_sync_fast((phoneid), (method), (arg1), (arg2), (arg3), \
  138.         (res1), (res2), (res3), (res4), (res5))
  139.  
  140. #define ipc_call_sync_4_0(phoneid, method, arg1, arg2, arg3, arg4) \
  141.     ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), 0, \
  142.         0, 0, 0, 0, 0)
  143. #define ipc_call_sync_4_1(phoneid, method, arg1, arg2, arg3, arg4, res1) \
  144.     ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), 0, \
  145.         (res1), 0, 0, 0, 0)
  146. #define ipc_call_sync_4_2(phoneid, method, arg1, arg2, arg3, arg4, res1, res2) \
  147.     ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), 0, \
  148.         (res1), (res2), 0, 0, 0)
  149. #define ipc_call_sync_4_3(phoneid, method, arg1, arg2, arg3, arg4, res1, res2, \
  150.     res3) \
  151.     ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), \
  152.         (arg4), 0, (res1), (res2), (res3), 0, 0)
  153. #define ipc_call_sync_4_4(phoneid, method, arg1, arg2, arg3, arg4, res1, res2, \
  154.     res3, res4) \
  155.     ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), \
  156.         (arg4), 0, (res1), (res2), (res3), (res4), 0)
  157. #define ipc_call_sync_4_5(phoneid, method, arg1, arg2, arg3, arg4, res1, res2, \
  158.     res3, res4, res5) \
  159.     ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), \
  160.         (arg4), 0, (res1), (res2), (res3), (res4), (res5))
  161.  
  162. #define ipc_call_sync_5_0(phoneid, method, arg1, arg2, arg3, arg4, arg5) \
  163.     ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
  164.         (arg5), 0, 0, 0, 0, 0)
  165. #define ipc_call_sync_5_1(phoneid, method, arg1, arg2, arg3, arg4, arg5, res1) \
  166.     ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
  167.         (arg5), (res1), 0, 0, 0, 0)
  168. #define ipc_call_sync_5_2(phoneid, method, arg1, arg2, arg3, arg4, arg5, res1, \
  169.     res2) \
  170.     ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), \
  171.         (arg4), (arg5), (res1), (res2), 0, 0, 0)
  172. #define ipc_call_sync_5_3(phoneid, method, arg1, arg2, arg3, arg4, arg5, res1, \
  173.     res2, res3) \
  174.     ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), \
  175.         (arg4), (arg5), (res1), (res2), (res3), 0, 0)
  176. #define ipc_call_sync_5_4(phoneid, method, arg1, arg2, arg3, arg4, arg5, res1, \
  177.     res2, res3, res4) \
  178.     ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), \
  179.         (arg4), (arg5), (res1), (res2), (res3), (res4), 0)
  180. #define ipc_call_sync_5_5(phoneid, method, arg1, arg2, arg3, arg4, arg5, res1, \
  181.     res2, res3, res4, res5) \
  182.     ipc_call_sync_slow((phoneid), (method), (arg1), (arg2), (arg3), \
  183.         (arg4), (arg5), (res1), (res2), (res3), (res4), (res5))
  184.  
  185. extern int ipc_call_sync_fast(int, ipcarg_t, ipcarg_t, ipcarg_t, ipcarg_t,
  186.     ipcarg_t *, ipcarg_t *, ipcarg_t *, ipcarg_t *, ipcarg_t *);
  187.  
  188. extern int ipc_call_sync_slow(int, ipcarg_t, ipcarg_t, ipcarg_t, ipcarg_t,
  189.     ipcarg_t, ipcarg_t, ipcarg_t *, ipcarg_t *, ipcarg_t *, ipcarg_t *,
  190.     ipcarg_t *);
  191.  
  192. extern ipc_callid_t ipc_wait_cycle(ipc_call_t *, uint32_t, int);
  193. extern ipc_callid_t ipc_wait_for_call_timeout(ipc_call_t *, uint32_t);
  194.  
  195. static inline ipc_callid_t ipc_wait_for_call(ipc_call_t *data)
  196. {
  197.     return ipc_wait_for_call_timeout(data, SYNCH_NO_TIMEOUT);
  198. }
  199.  
  200. extern ipc_callid_t ipc_trywait_for_call(ipc_call_t *);
  201.  
  202. /*
  203.  * User-friendly wrappers for ipc_answer_fast() and ipc_answer_slow().
  204.  * They are in the form of ipc_answer_m(), where m is the number of return
  205.  * arguments. The macros decide between the fast and the slow version according
  206.  * to m.
  207.  */
  208. #define ipc_answer_0(callid, retval) \
  209.     ipc_answer_fast((callid), (retval), 0, 0, 0, 0)
  210. #define ipc_answer_1(callid, retval, arg1) \
  211.     ipc_answer_fast((callid), (retval), (arg1), 0, 0, 0)
  212. #define ipc_answer_2(callid, retval, arg1, arg2) \
  213.     ipc_answer_fast((callid), (retval), (arg1), (arg2), 0, 0)
  214. #define ipc_answer_3(callid, retval, arg1, arg2, arg3) \
  215.     ipc_answer_fast((callid), (retval), (arg1), (arg2), (arg3), 0)
  216. #define ipc_answer_4(callid, retval, arg1, arg2, arg3, arg4) \
  217.     ipc_answer_fast((callid), (retval), (arg1), (arg2), (arg3), (arg4))
  218. #define ipc_answer_5(callid, retval, arg1, arg2, arg3, arg4, arg5) \
  219.     ipc_answer_slow((callid), (retval), (arg1), (arg2), (arg3), (arg4), (arg5))
  220.  
  221. extern ipcarg_t ipc_answer_fast(ipc_callid_t, ipcarg_t, ipcarg_t, ipcarg_t,
  222.     ipcarg_t, ipcarg_t);
  223. extern ipcarg_t ipc_answer_slow(ipc_callid_t, ipcarg_t, ipcarg_t, ipcarg_t,
  224.     ipcarg_t, ipcarg_t, ipcarg_t);
  225.  
  226. /*
  227.  * User-friendly wrappers for ipc_call_async_fast() and ipc_call_async_slow().
  228.  * They are in the form of ipc_call_async_m(), where m is the number of payload
  229.  * arguments. The macros decide between the fast and the slow version according
  230.  * to m.
  231.  */
  232. #define ipc_call_async_0(phoneid, method, private, callback, can_preempt) \
  233.     ipc_call_async_fast((phoneid), (method), 0, 0, 0, 0, (private), \
  234.         (callback), (can_preempt))
  235. #define ipc_call_async_1(phoneid, method, arg1, private, callback, \
  236.     can_preempt) \
  237.     ipc_call_async_fast((phoneid), (method), (arg1), 0, 0, 0, (private), \
  238.         (callback), (can_preempt))
  239. #define ipc_call_async_2(phoneid, method, arg1, arg2, private, callback, \
  240.     can_preempt) \
  241.     ipc_call_async_fast((phoneid), (method), (arg1), (arg2), 0, 0, \
  242.         (private), (callback), (can_preempt))
  243. #define ipc_call_async_3(phoneid, method, arg1, arg2, arg3, private, callback, \
  244.     can_preempt) \
  245.     ipc_call_async_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, \
  246.         (private), (callback), (can_preempt))
  247. #define ipc_call_async_4(phoneid, method, arg1, arg2, arg3, arg4, private, \
  248.     callback, can_preempt) \
  249.     ipc_call_async_fast((phoneid), (method), (arg1), (arg2), (arg3), \
  250.         (arg4), (private), (callback), (can_preempt))
  251. #define ipc_call_async_5(phoneid, method, arg1, arg2, arg3, arg4, arg5, \
  252.     private, callback, can_preempt) \
  253.     ipc_call_async_slow((phoneid), (method), (arg1), (arg2), (arg3), \
  254.         (arg4), (arg5), (private), (callback), (can_preempt))
  255.  
  256. extern void ipc_call_async_fast(int, ipcarg_t, ipcarg_t, ipcarg_t, ipcarg_t,
  257.     ipcarg_t, void *, ipc_async_callback_t, int);
  258. extern void ipc_call_async_slow(int, ipcarg_t, ipcarg_t, ipcarg_t, ipcarg_t,
  259.     ipcarg_t, ipcarg_t, void *, ipc_async_callback_t, int);
  260.  
  261. extern int ipc_connect_to_me(int, int, int, int, ipcarg_t *);
  262. extern int ipc_connect_me_to(int, int, int, int);
  263. extern int ipc_connect_me_to_blocking(int, int, int, int);
  264. extern int ipc_hangup(int);
  265. extern int ipc_register_irq(int, int, int, irq_code_t *);
  266. extern int ipc_unregister_irq(int, int);
  267. extern int ipc_forward_fast(ipc_callid_t, int, int, ipcarg_t, ipcarg_t, int);
  268. extern int ipc_forward_slow(ipc_callid_t, int, int, ipcarg_t, ipcarg_t,
  269.     ipcarg_t, ipcarg_t, ipcarg_t, int);
  270.  
  271. /*
  272.  * User-friendly wrappers for ipc_share_in_start().
  273.  */
  274. #define ipc_share_in_start_0_0(phoneid, dst, size) \
  275.     ipc_share_in_start((phoneid), (dst), (size), 0, NULL)
  276. #define ipc_share_in_start_0_1(phoneid, dst, size, flags) \
  277.     ipc_share_in_start((phoneid), (dst), (size), 0, (flags))
  278. #define ipc_share_in_start_1_0(phoneid, dst, size, arg) \
  279.     ipc_share_in_start((phoneid), (dst), (size), (arg), NULL)
  280. #define ipc_share_in_start_1_1(phoneid, dst, size, arg, flags) \
  281.     ipc_share_in_start((phoneid), (dst), (size), (arg), (flags))
  282.  
  283. extern int ipc_share_in_start(int, void *, size_t, ipcarg_t, int *);
  284. extern int ipc_share_in_receive(ipc_callid_t *, size_t *);
  285. extern int ipc_share_in_finalize(ipc_callid_t, void *, int );
  286. extern int ipc_share_out_start(int, void *, int);
  287. extern int ipc_share_out_receive(ipc_callid_t *, size_t *, int *);
  288. extern int ipc_share_out_finalize(ipc_callid_t, void *);
  289. extern int ipc_data_read_start(int, void *, size_t);
  290. extern int ipc_data_read_receive(ipc_callid_t *, size_t *);
  291. extern int ipc_data_read_finalize(ipc_callid_t, const void *, size_t);
  292. extern int ipc_data_write_start(int, const void *, size_t);
  293. extern int ipc_data_write_receive(ipc_callid_t *, size_t *);
  294. extern int ipc_data_write_finalize(ipc_callid_t, void *, size_t);
  295.  
  296. extern int ipc_connect_kbox(task_id_t);
  297.  
  298. #endif
  299.  
  300. /** @}
  301.  */
  302.