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[/] [openrisc/] [trunk/] [or1ksim/] [testsuite/] [test-code-or1k/] [uos/] [ipc.h] - Rev 352
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/* ipc.h. Microkernel IPC header for Or1ksim Copyright (C) 2000 Damjan Lampret Copyright (C) 2010 Embecosm Limited Contributor Damjan Lampret <lampret@opencores.org> Contributor Jeremy Bennett <jeremy.bennett@embecosm.com> This file is part of OpenRISC 1000 Architectural Simulator. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http: www.gnu.org/licenses/>. */ /* ---------------------------------------------------------------------------- This code is commented throughout for use with Doxygen. --------------------------------------------------------------------------*/ /* This file is part of test microkernel for OpenRISC 1000. */ /* Operation completed sucessfully. */ #define IPC_NOERR 0 /* Can't send any messages due to lack of free MCBs. */ #define IPC_EOUTOFMCBS 1 /* Sending message: No such destination task. Receiving message: No such origin task. */ #define IPC_ENOTASK 2 /* Message to big to be sent or receive buffer is to small for receiving message. If receiving then try again with bigger buffer. */ #define IPC_ETOOBIG 3 /* No messages waiting to be received. */ #define IPC_ENOMSGS 4 /* Send message in buffer buf of size len to task desttask. */ void uos_msgsnd(tid_t desttask, char *buf, int len); /* Receive message of max size len from task origintask and put it into buffer buf. If origintask is zero then get the first message from the message queue. */ void uos_msgrcv(tid_t origintask, char *buf, int len);
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