From ac7d5ef06a6d6e8d84abbd1f0b82162725f98326 Mon Sep 17 00:00:00 2001 From: Joel Sherrill Date: Thu, 11 May 1995 17:39:37 +0000 Subject: Initial revision --- c/src/exec/score/headers/mpci.h | 171 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 171 insertions(+) create mode 100644 c/src/exec/score/headers/mpci.h (limited to 'c/src/exec/score/headers/mpci.h') diff --git a/c/src/exec/score/headers/mpci.h b/c/src/exec/score/headers/mpci.h new file mode 100644 index 0000000000..ca06dd243b --- /dev/null +++ b/c/src/exec/score/headers/mpci.h @@ -0,0 +1,171 @@ +/* mpci.h + * + * This include file contains all the constants and structures associated + * with the MPCI layer. It provides mechanisms to utilize packets. + * + * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. + * On-Line Applications Research Corporation (OAR). + * All rights assigned to U.S. Government, 1994. + * + * This material may be reproduced by or for the U.S. Government pursuant + * to the copyright license under the clause at DFARS 252.227-7013. This + * notice must appear in all copies of this file and its derivatives. + * + * $Id$ + */ + +#ifndef __RTEMS_MPCI_h +#define __RTEMS_MPCI_h + +#ifdef __cplusplus +extern "C" { +#endif + +#include +#include +#include +#include +#include +#include +#include + +/* + * The following defines the node number used when a broadcast is desired. + */ + +#define MPCI_ALL_NODES 0 + +/* + * For packets associated with requests that don't already have a timeout, + * use the one specified by this MPCI driver. The value specified by + * the MPCI driver sets an upper limit on how long a remote request + * should take to complete. + */ + +#define MPCI_DEFAULT_TIMEOUT 0xFFFFFFFF + +/* + * _MPCI_Handler_initialization + * + * DESCRIPTION: + * + * This routine performs the initialization necessary for this handler. + */ + +void _MPCI_Handler_initialization ( void ); + +/* + * _MPCI_Initialization + * + * DESCRIPTION: + * + * This routine initializes the MPCI driver by + * invoking the user provided MPCI initialization callout. + */ + +void _MPCI_Initialization ( void ); + +/* + * _MPCI_Get_packet + * + * DESCRIPTION: + * + * This function obtains a packet by invoking the user provided + * MPCI get packet callout. + */ + +rtems_packet_prefix *_MPCI_Get_packet ( void ); + +/* + * _MPCI_Return_packet + * + * DESCRIPTION: + * + * This routine returns a packet by invoking the user provided + * MPCI return packet callout. + */ + +void _MPCI_Return_packet ( + rtems_packet_prefix *the_packet +); + +/* + * _MPCI_Send_process_packet + * + * DESCRIPTION: + * + * This routine sends a process packet by invoking the user provided + * MPCI send callout. + */ + +void _MPCI_Send_process_packet ( + unsigned32 destination, + rtems_packet_prefix *the_packet +); + +/* + * _MPCI_Send_request_packet + * + * DESCRIPTION: + * + * This routine sends a request packet by invoking the user provided + * MPCI send callout. + */ + +rtems_status_code _MPCI_Send_request_packet ( + unsigned32 destination, + rtems_packet_prefix *the_packet, + States_Control extra_state +); + +/* + * _MPCI_Send_response_packet + * + * DESCRIPTION: + * + * This routine sends a response packet by invoking the user provided + * MPCI send callout. + */ + +void _MPCI_Send_response_packet ( + unsigned32 destination, + rtems_packet_prefix *the_packet +); + +/* + * _MPCI_Receive_packet + * + * DESCRIPTION: + * + * This routine receives a packet by invoking the user provided + * MPCI receive callout. + */ + +rtems_packet_prefix *_MPCI_Receive_packet ( void ); + +/* + * _MPCI_Process_response + * + * DESCRIPTION: + * + * This routine obtains a packet by invoking the user provided + * MPCI get packet callout. + */ + +Thread_Control *_MPCI_Process_response ( + rtems_packet_prefix *the_packet +); + +/* + * The following thread queue is used to maintain a list of tasks + * which currently have outstanding remote requests. + */ + +EXTERN Thread_queue_Control _MPCI_Remote_blocked_threads; + +#ifdef __cplusplus +} +#endif + +#endif +/* end of include file */ -- cgit v1.2.3