FreeCalypso > hg > fc-magnetite
view src/gpf2/inc/nuc/pi_defs.h @ 484:a1946652f71c
top README: update for the status of hybrid firmware
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Wed, 20 Jun 2018 08:18:48 +0000 |
parents | 864b8cc0cf63 |
children |
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/*************************************************************************/ /* */ /* Copyright (c) 1993-1996 Accelerated Technology, Inc. */ /* */ /* PROPRIETARY RIGHTS of Accelerated Technology are involved in the */ /* subject matter of this material. All manufacturing, reproduction, */ /* use, and sales rights pertaining to this subject matter are governed */ /* by the license agreement. The recipient of this software implicitly */ /* accepts the terms of the license. */ /* */ /*************************************************************************/ /*************************************************************************/ /* */ /* FILE NAME VERSION */ /* */ /* pi_defs.h PLUS 1.2 */ /* */ /* COMPONENT */ /* */ /* PI - Pipe Management */ /* */ /* DESCRIPTION */ /* */ /* This file contains data structure definitions and constants for */ /* the message Pipe component. */ /* */ /* AUTHOR */ /* */ /* William E. Lamie, Accelerated Technology, Inc. */ /* */ /* DATA STRUCTURES */ /* */ /* PI_PCB Pipe control block */ /* PI_SUSPEND Pipe suspension block */ /* */ /* FUNCTIONS */ /* */ /* None */ /* */ /* DEPENDENCIES */ /* */ /* cs_defs.h Common service definitions */ /* tc_defs.h Thread Control definitions */ /* */ /* HISTORY */ /* */ /* NAME DATE REMARKS */ /* */ /* W. Lamie 03-01-1993 Created initial version 1.0 */ /* D. Lamie 04-19-1993 Verified version 1.0 */ /* W. Lamie 03-01-1994 Moved include files outside of */ /* the file #ifndef to allow the */ /* use of actual data structures, */ /* removed protection structure, */ /* put padding into structure, */ /* resulting in version 1.1 */ /* R. Pfaff - */ /* D. Lamie 03-18-1994 Verified version 1.1 */ /* M.Q. Qian 04-17-1996 updated to version 1.2 */ /* */ /*************************************************************************/ #include "cs_defs.h" /* Common service constants */ #include "tc_defs.h" /* Thread control constants */ /* Check to see if the file has been included already. */ #ifndef PI_DEFS #define PI_DEFS /* Define constants local to this component. */ #define PI_PIPE_ID 0x50495045UL /* Define the Pipe Control Block data type. */ typedef struct PI_PCB_STRUCT { CS_NODE pi_created; /* Node for linking to */ /* created pipe list */ UNSIGNED pi_id; /* Internal PCB ID */ CHAR pi_name[NU_MAX_NAME]; /* Pipe name */ DATA_ELEMENT pi_fixed_size; /* Fixed-size messages? */ DATA_ELEMENT pi_fifo_suspend; /* Suspension type flag */ #if PAD_2 DATA_ELEMENT pi_padding[PAD_2]; #endif UNSIGNED pi_pipe_size; /* Total size of pipe */ UNSIGNED pi_messages; /* Messages in pipe */ UNSIGNED pi_message_size; /* Size of each message */ UNSIGNED pi_available; /* Available bytes */ BYTE_PTR pi_start; /* Start of pipe area */ BYTE_PTR pi_end; /* End of pipe area + 1 */ BYTE_PTR pi_read; /* Read pointer */ BYTE_PTR pi_write; /* Write pointer */ UNSIGNED pi_tasks_waiting; /* Number of waiting tasks*/ struct PI_SUSPEND_STRUCT *pi_urgent_list; /* Urgent message suspend */ struct PI_SUSPEND_STRUCT *pi_suspension_list; /* Suspension list */ } PI_PCB; /* Define the Pipe suspension structure. This structure is allocated off of the caller's stack. */ typedef struct PI_SUSPEND_STRUCT { CS_NODE pi_suspend_link; /* Link to suspend blocks */ PI_PCB *pi_pipe; /* Pointer to the pipe */ TC_TCB *pi_suspended_task; /* Task suspended */ BYTE_PTR pi_message_area; /* Pointer to message area*/ UNSIGNED pi_message_size; /* Message size requested */ UNSIGNED pi_actual_size; /* Actual size of message */ STATUS pi_return_status; /* Return status */ } PI_SUSPEND; #endif