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[/] [openrisc/] [trunk/] [rtos/] [ecos-2.0/] [packages/] [hal/] [sparclite/] [arch/] [v2_0/] [include/] [vectors.h] - Rev 454
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#ifndef CYGONCE_HAL_VECTORS_H #define CYGONCE_HAL_VECTORS_H //============================================================================= // // vectors.h // // SPARClite Architecture specific vector numbers &c // //============================================================================= //####ECOSGPLCOPYRIGHTBEGIN#### // ------------------------------------------- // This file is part of eCos, the Embedded Configurable Operating System. // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc. // // eCos 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 2 or (at your option) any later version. // // eCos 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 eCos; if not, write to the Free Software Foundation, Inc., // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. // // As a special exception, if other files instantiate templates or use macros // or inline functions from this file, or you compile this file and link it // with other works to produce a work based on this file, this file does not // by itself cause the resulting work to be covered by the GNU General Public // License. However the source code for this file must still be made available // in accordance with section (3) of the GNU General Public License. // // This exception does not invalidate any other reasons why a work based on // this file might be covered by the GNU General Public License. // // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc. // at http://sources.redhat.com/ecos/ecos-license/ // ------------------------------------------- //####ECOSGPLCOPYRIGHTEND#### //============================================================================= //#####DESCRIPTIONBEGIN#### // // Author(s): hmt // Contributors:hmt // Date: 1998-12-10 // Purpose: Define architecture abstractions and some shared info; // this file is included by assembler files as well as C/C++. // Usage: #include <cyg/hal/vectors.h> // //####DESCRIPTIONEND#### // //============================================================================= #define __WINSIZE 8 #if __WINSIZE <= 8 # define __WINBITS 7 #else # error __WINSIZE window size probably not supported #endif // These should be generic to all SPARCs: #define __WINBITS_MAXIMAL 0x1f #define __WIN_INIT (__WINSIZE - 1) #define __WIM_INIT (1 << __WIN_INIT) // ------------------------------------------------------------------------ #define TRAP_WUNDER 6 // Window Underflow trap number #define TRAP_WOVER 5 // Window Overflow trap number #define TRAP_INTR_MIN 17 // smallest interrupt trap number #define TRAP_INTR_MAX 31 // largest interrupt trap number #define TT_MASK 0xff0 // trap type mask from tbr #define TT_SHL 4 // shift to get a tbr value // Alternatively, detect an interrupt by testing tbr for being in the range // 16-31 by masking &c: #define TT_IS_INTR_MASK 0xf00 #define TT_IS_INTR_VALUE 0x100 #if TT_IS_INTR_VALUE != ((TRAP_INTR_MIN << TT_SHL) & TT_IS_INTR_MASK) #error "Bad *_INTR_* symbol definition (1)" #endif #if TT_IS_INTR_VALUE != ((TRAP_INTR_MAX << TT_SHL) & TT_IS_INTR_MASK) #error "Bad *_INTR_* symbol definition (2)" #endif #if TT_IS_INTR_VALUE != (((TRAP_INTR_MIN+1) << TT_SHL) & TT_IS_INTR_MASK) #error "Bad *_INTR_* symbol definition (3)" #endif #if TT_IS_INTR_VALUE != (((TRAP_INTR_MAX-1) << TT_SHL) & TT_IS_INTR_MASK) #error "Bad *_INTR_* symbol definition (4)" #endif //#define SCHED_LOCK_MANGLED_NAME _18Cyg_Scheduler_Base.sched_lock #define SCHED_LOCK_MANGLED_NAME cyg_scheduler_sched_lock #define SAVE_REGS_SIZE (4 * 32) // 32 words of 4 bytes each #endif // CYGONCE_HAL_VECTORS_H // EOF vectors.h
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