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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 <kernel/ipc/ipc.h>
  39. #include <kernel/ddi/irq.h>
  40. #include <libc.h>
  41. #include <types.h>
  42. #include <kernel/synch/synch.h>
  43.  
  44. typedef sysarg_t ipcarg_t;
  45. typedef struct {
  46.     ipcarg_t args[IPC_CALL_LEN];
  47.     ipcarg_t in_phone_hash;
  48. } ipc_call_t;
  49. typedef sysarg_t ipc_callid_t;
  50.  
  51. typedef void (* ipc_async_callback_t)(void *private, int retval,
  52.     ipc_call_t *data);
  53.  
  54. #define ipc_call_sync_2(phoneid, method, arg1, arg2, res1, res2) \
  55.     ipc_call_sync_3((phoneid), (method), (arg1), (arg2), 0, (res1), (res2), \
  56.         0)
  57. extern int ipc_call_sync_3(int phoneid, ipcarg_t method, ipcarg_t arg1,
  58.     ipcarg_t arg2, ipcarg_t arg3, ipcarg_t *result1, ipcarg_t *result2,
  59.     ipcarg_t *result3);
  60.  
  61. extern int ipc_call_sync(int phoneid, ipcarg_t method, ipcarg_t arg1,
  62.     ipcarg_t *result);
  63.  
  64. extern ipc_callid_t ipc_wait_cycle(ipc_call_t *call, uint32_t usec, int flags);
  65. extern ipc_callid_t ipc_wait_for_call_timeout(ipc_call_t *data, uint32_t usec);
  66. static inline ipc_callid_t ipc_wait_for_call(ipc_call_t *data)
  67. {
  68.     return ipc_wait_for_call_timeout(data, SYNCH_NO_TIMEOUT);
  69. }
  70. extern ipc_callid_t ipc_trywait_for_call(ipc_call_t *data);
  71.  
  72. extern ipcarg_t ipc_answer_fast(ipc_callid_t callid, ipcarg_t retval,
  73.     ipcarg_t arg1, ipcarg_t arg2);
  74. extern ipcarg_t ipc_answer(ipc_callid_t callid, ipc_call_t *call);
  75.  
  76. #define ipc_call_async(phoneid, method, arg1, private, callback, can_preempt) \
  77.     (ipc_call_async_2(phoneid, method, arg1, 0, private, callback, \
  78.         can_preempt))
  79. extern void ipc_call_async_2(int phoneid, ipcarg_t method, ipcarg_t arg1,
  80.     ipcarg_t arg2, void *private, ipc_async_callback_t callback,
  81.     int can_preempt);
  82. extern void ipc_call_async_3(int phoneid, ipcarg_t method, ipcarg_t arg1,
  83.     ipcarg_t arg2, ipcarg_t arg3, void *private, ipc_async_callback_t callback,
  84.     int can_preempt);
  85.  
  86. extern int ipc_connect_to_me(int phoneid, int arg1, int arg2, ipcarg_t *phone);
  87. extern int ipc_connect_me_to(int phoneid, int arg1, int arg2);
  88. extern int ipc_hangup(int phoneid);
  89. extern int ipc_register_irq(int inr, int devno, int method, irq_code_t *code);
  90. extern int ipc_unregister_irq(int inr, int devno);
  91. extern int ipc_forward_fast(ipc_callid_t callid, int phoneid, int method,
  92.     ipcarg_t arg1);
  93.  
  94. #endif
  95.  
  96. /** @}
  97.  */
  98.