+++ /dev/null
-------------------------------------------------------------------------------
--- --
--- GNU ADA RUN-TIME LIBRARY (GNARL) COMPONENTS --
--- --
--- S Y S T E M . V X W O R K S --
--- --
--- S p e c --
--- --
--- $Revision: 1.1.16.1 $
--- --
--- Copyright (C) 1998-2001 Free Software Foundation --
--- --
--- GNARL is free software; you can redistribute it and/or modify it under --
--- terms of the GNU General Public License as published by the Free Soft- --
--- ware Foundation; either version 2, or (at your option) any later ver- --
--- sion. GNARL is distributed in the hope that it will be useful, but WITH- --
--- OUT 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 distributed with GNARL; see file COPYING. If not, write --
--- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, --
--- MA 02111-1307, USA. --
--- --
--- As a special exception, if other files instantiate generics from this --
--- unit, or you link this unit with other files to produce an executable, --
--- this unit does not by itself cause the resulting executable to be --
--- covered by the GNU General Public License. This exception does not --
--- however invalidate any other reasons why the executable file might be --
--- covered by the GNU Public License. --
--- --
--- GNARL was developed by the GNARL team at Florida State University. --
--- Extensive contributions were provided by Ada Core Technologies Inc. --
--- --
-------------------------------------------------------------------------------
-
--- This is the M68K VxWorks version of this package.
-
-with Interfaces.C;
-
-package System.VxWorks is
- pragma Preelaborate (System.VxWorks);
-
- package IC renames Interfaces.C;
-
- -- Define enough of a Wind Task Control Block in order to
- -- obtain the inherited priority. When porting this to
- -- different versions of VxWorks (this is based on 5.3[.1]),
- -- be sure to look at the definition for WIND_TCB located
- -- in $WIND_BASE/target/h/taskLib.h
-
- type Wind_Fill_1 is array (0 .. 16#3F#) of IC.unsigned_char;
- type Wind_Fill_2 is array (16#48# .. 16#107#) of IC.unsigned_char;
-
- type Wind_TCB is record
- Fill_1 : Wind_Fill_1; -- 0x00 - 0x3f
- Priority : IC.int; -- 0x40 - 0x43, current (inherited) priority
- Normal_Priority : IC.int; -- 0x44 - 0x47, base priority
- Fill_2 : Wind_Fill_2; -- 0x48 - 0x107
- spare1 : Address; -- 0x108 - 0x10b
- spare2 : Address; -- 0x10c - 0x10f
- spare3 : Address; -- 0x110 - 0x113
- spare4 : Address; -- 0x114 - 0x117
- end record;
- type Wind_TCB_Ptr is access Wind_TCB;
-
- -- Floating point context record. 68K version
-
- FP_NUM_DREGS : constant := 8;
- FP_STATE_FRAME_SIZE : constant := 216;
-
- type DOUBLEX is array (1 .. 12) of Interfaces.Unsigned_8;
- pragma Pack (DOUBLEX);
- for DOUBLEX'Size use 12 * 8;
-
- type DOUBLEX_Array is array (1 .. FP_NUM_DREGS) of DOUBLEX;
- pragma Pack (DOUBLEX_Array);
- for DOUBLEX_Array'Size use FP_NUM_DREGS * 12 * 8;
-
- type FPREG_SET is record
- fpcr : IC.int;
- fpsr : IC.int;
- fpiar : IC.int;
- fpx : DOUBLEX_Array;
- end record;
-
- type Fp_State_Frame_Array is array (1 .. FP_STATE_FRAME_SIZE) of IC.char;
- pragma Pack (Fp_State_Frame_Array);
- for Fp_State_Frame_Array'Size use 8 * FP_STATE_FRAME_SIZE;
-
- type FP_CONTEXT is record
- fpRegSet : FPREG_SET;
- stateFrame : Fp_State_Frame_Array;
- end record;
- pragma Convention (C, FP_CONTEXT);
-
- Num_HW_Interrupts : constant := 256;
- -- Number of entries in the hardware interrupt vector table
-
- -- VxWorks 5.3 and 5.4 version
- type TASK_DESC is record
- td_id : IC.int; -- task id
- td_name : Address; -- name of task
- td_priority : IC.int; -- task priority
- td_status : IC.int; -- task status
- td_options : IC.int; -- task option bits (see below)
- td_entry : Address; -- original entry point of task
- td_sp : Address; -- saved stack pointer
- td_pStackBase : Address; -- the bottom of the stack
- td_pStackLimit : Address; -- the effective end of the stack
- td_pStackEnd : Address; -- the actual end of the stack
- td_stackSize : IC.int; -- size of stack in bytes
- td_stackCurrent : IC.int; -- current stack usage in bytes
- td_stackHigh : IC.int; -- maximum stack usage in bytes
- td_stackMargin : IC.int; -- current stack margin in bytes
- td_errorStatus : IC.int; -- most recent task error status
- td_delay : IC.int; -- delay/timeout ticks
- end record;
- pragma Convention (C, TASK_DESC);
-
-end System.VxWorks;
projects / msp430-gcc.git / blobdiff