| 1 | /*
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| 2 | * Copyright (c) 2006 Ondrej Palkovsky
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup libcipc
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| 30 | * @{
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| 31 | */
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| 32 | /** @file
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| 33 | */
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| 34 |
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| 35 | #ifndef LIBIPC_IPC_H_
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| 36 | #define LIBIPC_IPC_H_
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| 37 |
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| 38 | #include <kernel/ipc/ipc.h>
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| 39 | #include <kernel/ddi/irq.h>
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| 40 | #include <libc.h>
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| 41 | #include <sys/types.h>
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| 42 | #include <kernel/synch/synch.h>
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| 43 |
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| 44 | typedef sysarg_t ipcarg_t;
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| 45 | typedef struct {
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| 46 | ipcarg_t args[IPC_CALL_LEN];
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| 47 | ipcarg_t in_phone_hash;
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| 48 | } ipc_call_t;
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| 49 | typedef sysarg_t ipc_callid_t;
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| 50 |
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| 51 | typedef void (* ipc_async_callback_t)(void *private, int retval,
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| 52 | ipc_call_t *data);
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| 53 |
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| 54 | #define ipc_call_sync_2(phoneid, method, arg1, arg2, res1, res2) \
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| 55 | ipc_call_sync_3((phoneid), (method), (arg1), (arg2), 0, (res1), \
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| 56 | (res2), 0)
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| 57 | extern int ipc_call_sync_3(int phoneid, ipcarg_t method, ipcarg_t arg1,
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| 58 | ipcarg_t arg2, ipcarg_t arg3, ipcarg_t *result1, ipcarg_t *result2,
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| 59 | ipcarg_t *result3);
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| 60 |
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| 61 | extern int ipc_call_sync(int phoneid, ipcarg_t method, ipcarg_t arg1,
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| 62 | ipcarg_t *result);
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| 63 |
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| 64 | extern ipc_callid_t ipc_wait_cycle(ipc_call_t *call, uint32_t usec, int flags);
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| 65 | extern ipc_callid_t ipc_wait_for_call_timeout(ipc_call_t *data, uint32_t usec);
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| 66 | static inline ipc_callid_t ipc_wait_for_call(ipc_call_t *data)
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| 67 | {
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| 68 | return ipc_wait_for_call_timeout(data, SYNCH_NO_TIMEOUT);
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| 69 | }
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| 70 | extern ipc_callid_t ipc_trywait_for_call(ipc_call_t *data);
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| 71 |
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| 72 | #define ipc_answer_fast_0(callid, retval) \
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| 73 | ipc_answer_fast((callid), (retval), 0, 0)
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| 74 | #define ipc_answer_fast_1(callid, retval, arg1) \
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| 75 | ipc_answer_fast((callid), (retval), (arg1), 0)
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| 76 | extern ipcarg_t ipc_answer_fast(ipc_callid_t callid, ipcarg_t retval,
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| 77 | ipcarg_t arg1, ipcarg_t arg2);
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| 78 | extern ipcarg_t ipc_answer(ipc_callid_t callid, ipc_call_t *call);
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| 79 |
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| 80 | #define ipc_call_async(phoneid, method, arg1, private, callback, can_preempt) \
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| 81 | (ipc_call_async_2(phoneid, method, arg1, 0, private, callback, can_preempt))
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| 82 | extern void ipc_call_async_2(int phoneid, ipcarg_t method, ipcarg_t arg1,
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| 83 | ipcarg_t arg2, void *private, ipc_async_callback_t callback,
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| 84 | int can_preempt);
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| 85 | extern void ipc_call_async_3(int phoneid, ipcarg_t method, ipcarg_t arg1,
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| 86 | ipcarg_t arg2, ipcarg_t arg3, void *private, ipc_async_callback_t callback,
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| 87 | int can_preempt);
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| 88 |
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| 89 | extern int ipc_connect_to_me(int phoneid, int arg1, int arg2, ipcarg_t *phone);
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| 90 | extern int ipc_connect_me_to(int phoneid, int arg1, int arg2);
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| 91 | extern int ipc_hangup(int phoneid);
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| 92 | extern int ipc_register_irq(int inr, int devno, int method, irq_code_t *code);
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| 93 | extern int ipc_unregister_irq(int inr, int devno);
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| 94 | extern int ipc_forward_fast(ipc_callid_t callid, int phoneid, int method,
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| 95 | ipcarg_t arg1);
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| 96 | extern int ipc_data_send(int phoneid, void *src, size_t size);
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| 97 | extern int ipc_data_receive(ipc_callid_t *callid, ipc_call_t *call, void **dst,
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| 98 | size_t *size);
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| 99 | extern ipcarg_t ipc_data_deliver(ipc_callid_t callid, ipc_call_t *call,
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| 100 | void *dst, size_t size);
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| 101 |
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| 102 | #endif
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| 103 |
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| 104 | /** @}
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| 105 | */
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