flash_v2: packages/hal/mn10300/arch/current/src/vectors.S annotate

annotate packages/hal/mn10300/arch/current/src/vectors.S @ 1777:c16341b1bac6 default tip

* Added execute permissions to files missed in conversion from CVS

author	alexs
date	Mon, 12 Oct 2009 02:26:09 +0100
parents	d2c90368aeef
children

rev	line source
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	1 ##=============================================================================
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	2 ##
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	3 ## vectors.S
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	4 ##
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	5 ## MN10300 exception vectors
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	6 ##
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	7 ##=============================================================================
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	8 #####ECOSGPLCOPYRIGHTBEGIN####
210 d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	9 ## -------------------------------------------
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	10 ## This file is part of eCos, the Embedded Configurable Operating System.
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	11 ## Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	12 ##
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	13 ## eCos is free software; you can redistribute it and/or modify it under
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	14 ## the terms of the GNU General Public License as published by the Free
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	15 ## Software Foundation; either version 2 or (at your option) any later version.
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	16 ##
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	17 ## eCos is distributed in the hope that it will be useful, but WITHOUT ANY
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	18 ## WARRANTY; without even the implied warranty of MERCHANTABILITY or
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	19 ## FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	20 ## for more details.
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	21 ##
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	22 ## You should have received a copy of the GNU General Public License along
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	23 ## with eCos; if not, write to the Free Software Foundation, Inc.,
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	24 ## 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	25 ##
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	26 ## As a special exception, if other files instantiate templates or use macros
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	27 ## or inline functions from this file, or you compile this file and link it
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	28 ## with other works to produce a work based on this file, this file does not
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	29 ## by itself cause the resulting work to be covered by the GNU General Public
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	30 ## License. However the source code for this file must still be made available
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	31 ## in accordance with section (3) of the GNU General Public License.
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	32 ##
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	33 ## This exception does not invalidate any other reasons why a work based on
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	34 ## this file might be covered by the GNU General Public License.
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	35 ##
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	36 ## Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	37 ## at http://sources.redhat.com/ecos/ecos-license/
d2c90368aeef Merge from eCos master repository on 2002-05-23-21:39:14-BST jlarmour parents: 208 diff changeset	38 ## -------------------------------------------
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	39 #####ECOSGPLCOPYRIGHTEND####
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	40 ##=============================================================================
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	41 #######DESCRIPTIONBEGIN####
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	42 ##
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	43 ## Author(s): nickg
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	44 ## Contributors: nickg, dmoseley, dhowells
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	45 ## Date: 1997-10-16
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	46 ## Purpose: MN10300 exception vectors
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	47 ## Description: This file defines the code placed into the exception
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	48 ## vectors. It also contains the first level default VSRs
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	49 ## that save and restore state for both exceptions and
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	50 ## interrupts.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	51 ##
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	52 ######DESCRIPTIONEND####
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	53 ##
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	54 ##=============================================================================
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	55
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	56 #include <pkgconf/hal.h>
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	57
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	58 #ifdef CYGPKG_REDBOOT
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	59 #include <pkgconf/redboot.h>
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	60 #endif
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	61
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	62 #ifdef CYGPKG_KERNEL
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	63
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	64 #include <pkgconf/kernel.h>
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	65
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	66 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	67
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	68 #include <cyg/hal/arch.inc>
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	69 #include <cyg/hal/basetype.h>
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	70
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	71
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	72 ##-----------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	73
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	74 // .file "vectors.S"
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	75
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	76 #ifdef CYGPKG_CYGMON
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	77 ##-----------------------------------------------------------------------------
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	78 ## Macros for Stack handling when running Cygmon
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	79
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	80 .macro hal_cygmon_switch_app_stack
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	81 #
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	82 # Switch to interrupt stack to handle exception
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	83 #
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	84
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	85 # First, save some scratch registers
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	86 mov a2(a2_save)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	87 mov a3,(a3_save)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	88
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	89 # Copy the exception frame
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	90 mov __cygmon_interrupt_stack-8,a2
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	91 mov (sp),a3 // Copy over the saved EPSW
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	92 mov a3,(a2)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	93 mov (4,sp),a3 // Copy over the saved PC
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	94 mov a3,(4,a2)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	95
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	96 # Save the pre-exception sp in the register image
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	97 add -4,a2 # space for SP
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	98 mov sp,a3
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	99 add 8,a3 # adjust for exception frame
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	100 mov a3,(a2)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	101
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	102 # Actually switch the stack
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	103 mov a2,sp
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	104
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	105 # Now, restore the scratch registers
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	106 mov (a2_save),a2
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	107 mov (a3_save),a3
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	108 .endm
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	109
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	110 .macro hal_cygmon_restore_app_stack
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	111 // For cygmon we are switching stacks immediately on exception.
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	112 // We must wait until the very end before restoring the original stack.
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	113
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	114 # Save some scratch registers
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	115 mov a2,(a2_save)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	116 mov a3,(a3_save)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	117
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	118 # We need to restore the application stack pointer, but we also
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	119 # need to restore the exception frame.
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	120 mov (sp),a2
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	121 add 4,sp // remove saved sp
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	122 add -8,a2 // adjust for exception frame
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	123
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	124 mov (sp),a3 // Copy the saved EPSW
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	125 mov a3,(a2)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	126 mov (4,sp),a3 // Copy the saved PC
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	127 mov a3,(4,a2)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	128 mov a2,sp // Restore the frame-adjusted SP
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	129
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	130 # Restore the scratch registers
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	131 mov (a2_save),a2
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	132 mov (a3_save),a3
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	133 .endm
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	134
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	135 #endif // CYGPKG_CYGMON
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	136
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	137 ##-----------------------------------------------------------------------------
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	138 #define EXCEPTION_HANDLER(VECTOR,NAME,HANDLER) .org VECTOR; \
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	139 NAME##_vector: \
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	140 jmp HANDLER
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	141
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	142 .section ".vectors","ax"
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	143
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	144 .globl reset_vector
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	145
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	146 .org 0x000
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	147 reset_vector:
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	148 # Reset vector
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	149 jmp _start
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	150
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	151 EXCEPTION_HANDLER(0x008, nmi ,__nmi)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	152 EXCEPTION_HANDLER(0x010, trap ,__trap)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	153 EXCEPTION_HANDLER(0x100, ins_tlb_miss_exception ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	154 EXCEPTION_HANDLER(0x108, data_tlb_miss_exception ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	155 EXCEPTION_HANDLER(0x110, ins_access_exception ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	156 EXCEPTION_HANDLER(0x118, data_access_exception ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	157 EXCEPTION_HANDLER(0x160, priv_ins_exception ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	158 EXCEPTION_HANDLER(0x168, unimpl_ins_exception ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	159 EXCEPTION_HANDLER(0x170, unimpl_ext_ins_exception ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	160 EXCEPTION_HANDLER(0x180, misalignment_exception ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	161 EXCEPTION_HANDLER(0x188, bus_error ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	162 EXCEPTION_HANDLER(0x190, illegal_ins_access_exception ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	163 EXCEPTION_HANDLER(0x198, illegal_data_access_exception ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	164 EXCEPTION_HANDLER(0x1a0, iospace_ins_access_exception ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	165 EXCEPTION_HANDLER(0x1a8, priv_space_ins_access_exception ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	166 EXCEPTION_HANDLER(0x1b0, priv_space_data_access_exception ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	167 EXCEPTION_HANDLER(0x1b8, data_space_ins_access_exception ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	168 EXCEPTION_HANDLER(0x1c0, fpu_disabled_exception ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	169 EXCEPTION_HANDLER(0x1c8, fpu_unimplemented_exception ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	170 EXCEPTION_HANDLER(0x1d0, fpu_operation_exception ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	171 EXCEPTION_HANDLER(0x200, double_fault ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	172 EXCEPTION_HANDLER(0x240, wdt_overflow ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	173 EXCEPTION_HANDLER(0x248, nmi_pin ,__nmi)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	174 EXCEPTION_HANDLER(0x280, maskable_int0 ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	175 EXCEPTION_HANDLER(0x288, maskable_int1 ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	176 EXCEPTION_HANDLER(0x290, maskable_int2 ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	177 EXCEPTION_HANDLER(0x298, maskable_int3 ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	178 EXCEPTION_HANDLER(0x2a0, maskable_int4 ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	179 EXCEPTION_HANDLER(0x2a8, maskable_int5 ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	180 EXCEPTION_HANDLER(0x2b0, maskable_int6 ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	181
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	182 // We need to put the syscall handler at 0x300
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	183 // For cygmon, we will use the am33 "syscall 0" as the syscall trap.
174 38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	184 EXCEPTION_HANDLER(0x300, syscall0 ,__nmi)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	185 EXCEPTION_HANDLER(0x308, syscall1 ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	186 EXCEPTION_HANDLER(0x310, syscall2 ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	187 EXCEPTION_HANDLER(0x318, syscall3 ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	188 EXCEPTION_HANDLER(0x320, syscall4 ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	189 EXCEPTION_HANDLER(0x328, syscall5 ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	190 EXCEPTION_HANDLER(0x330, syscall6 ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	191 EXCEPTION_HANDLER(0x338, syscall7 ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	192 EXCEPTION_HANDLER(0x340, syscall8 ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	193 EXCEPTION_HANDLER(0x348, syscall9 ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	194 EXCEPTION_HANDLER(0x350, syscalla ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	195 EXCEPTION_HANDLER(0x358, syscallb ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	196 EXCEPTION_HANDLER(0x360, syscallc ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	197 EXCEPTION_HANDLER(0x368, syscalld ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	198 EXCEPTION_HANDLER(0x370, syscalle ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	199 EXCEPTION_HANDLER(0x378, syscallf ,__unknown)
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	200
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	201 ##-----------------------------------------------------------------------------
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	202 ## unknown interrupt or exception vector
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	203 __unknown:
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	204 #ifdef CYG_HAL_HANDLE_UNKNOWN_INT_DEFINED
38892b97b685 Merge from eCos master repository on 2001-07-28-00:17:32-BST jlarmour parents: 149 diff changeset	205 hal_handle_unknown_int
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	206 #endif
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	207
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	208 ##-----------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	209 ## NMI vector
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	210
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	211 .globl __nmi
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	212 __nmi:
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	213 #ifdef CYGPKG_CYGMON
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	214 hal_cygmon_switch_app_stack
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	215 #else
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	216 add -4,sp # space for SP
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	217 #endif
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	218 hal_cpu_save_all # push all registers
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	219 mov (_hal_vsr_table+28),a0
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	220 jmp (a0)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	221
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	222 ##-----------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	223 ## Trap vector
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	224
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	225 .globl __trap
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	226 __trap:
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	227 #ifdef CYGPKG_CYGMON
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	228 add -4,sp # space for PSW
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	229 hal_cygmon_switch_app_stack
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	230 #else
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	231 add -8,sp # space for SP and PSW
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	232 #endif
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	233 hal_cpu_save_all # push all registers
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	234 mov (_hal_vsr_table+32),a0
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	235 jmp (a0)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	236
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	237 ##-----------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	238 ## Macro to define a hardware VSR
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	239
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	240 .macro hardware_vector name
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	241 .globl __hardware_vector_\name
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	242 __hardware_vector_\name:
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	243 #ifdef CYGPKG_CYGMON
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	244 hal_cygmon_switch_app_stack
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	245 #else
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	246 add -4,sp # space for SP
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	247 #endif
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	248 hal_cpu_save_all
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	249 mov \name,d0 # d0 = vector id
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	250 mov d0,(0,sp) # save in dummy stack loc
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	251 mov _hal_vsr_table,a0 # a0 = vsr table
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	252 add \name<<2,a0 # a0 = &required vsr
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	253 mov (a0),a0 # a0 = required vsr
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	254 jmp (a0) # go there
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	255 .endm
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	256
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	257 ##-----------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	258 ## Hardware Vectors. These are pointed to by the registers in
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	259 ## mn10300_interrupt_vectors and must be in the range 0x4000XXXX.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	260
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	261 hardware_vector 0
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	262 hardware_vector 1
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	263 hardware_vector 2
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	264 hardware_vector 3
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	265 hardware_vector 4
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	266 hardware_vector 5
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	267 hardware_vector 6
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	268
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	269 ##-----------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	270 ## Startup code
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	271
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	272 .text
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	273
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	274 .globl _start
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	275 _start:
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	276
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	277 #ifdef HAL_EARLY_INIT
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	278 HAL_EARLY_INIT
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	279 #endif
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	280 # set up stack
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	281
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	282 mov __interrupt_stack,a0
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	283 sub 8,a0
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	284 mov a0,sp
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	285
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	286 # Initialize hardware
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	287 hal_cpu_init
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	288 hal_mmu_init
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	289 hal_memc_init
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	290 hal_diag_init
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	291 hal_intc_init
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	292 hal_cache_init
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	293 hal_timer_init
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	294 hal_mon_init
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	295
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	296 #ifdef CYG_HAL_STARTUP_ROM
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	297
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	298 # Copy data from ROM to RAM
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	299
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	300 mov __rom_data_start,a0
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	301 mov __ram_data_end,a1
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	302 mov __ram_data_start,a2
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	303
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	304 cmp a2,a1
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	305 beq 8f
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	306 1:
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	307 movbu (a0),d0
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	308 movbu d0,(a2)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	309 inc a0
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	310 inc a2
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	311 cmp a2,a1
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	312 bne 1b
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	313 8:
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	314
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	315 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	316
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	317 # Clear BSS
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	318 mov __bss_start,a0
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	319 mov __bss_end,a1
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	320
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	321 cmp a0,a1
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	322 beq 8f
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	323 clr d0
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	324 1:
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	325 movbu d0,(a0)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	326 inc a0
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	327 cmp a0,a1
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	328 bne 1b
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	329 8:
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	330
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	331 # Call variant and platform HAL
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	332 # initialization routines.
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	333
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	334 .extern _hal_variant_init
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	335 call _hal_variant_init,[],0
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	336
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	337 .extern _hal_platform_init
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	338 call _hal_platform_init,[],0
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	339
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	340 # Call constructors
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	341
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	342 .extern _cyg_hal_invoke_constructors
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	343 call _cyg_hal_invoke_constructors,[],0
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	344
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	345 #ifdef CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	346 .extern _initialize_stub
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	347 call _initialize_stub,[],0
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	348 #endif
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	349
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	350 #ifdef CYGDBG_HAL_MIPS_DEBUG_GDB_CTRLC_SUPPORT
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	351 .extern hal_ctrlc_isr_init
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	352 call hal_ctrlc_isr_init,[],0
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	353 #endif
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	354
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	355 # Call cyg_start
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	356 clr d0
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	357 mov d0,(4,sp)
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	358
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	359 .extern _cyg_start
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	360 call _cyg_start,[],0
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	361
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	362 9:
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	363 bra 9b # Loop if we return
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	364
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	365 ##-----------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	366 ## The following macros are defined depending on whether the HAL is configured
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	367 ## to support the kernel or not.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	368
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	369 #ifdef CYGFUN_HAL_COMMON_KERNEL_SUPPORT
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	370
149 52c99470ec11 Merge from eCos master repository on 2001-01-19-06:43:03-GMT jlarmour parents: 143 diff changeset	371 .extern _cyg_scheduler_sched_lock
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	372
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	373 # Increment the scheduler lock
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	374
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	375 .macro increment_sched_lock reg=d0
149 52c99470ec11 Merge from eCos master repository on 2001-01-19-06:43:03-GMT jlarmour parents: 143 diff changeset	376 mov (_cyg_scheduler_sched_lock),\reg
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	377 inc \reg
149 52c99470ec11 Merge from eCos master repository on 2001-01-19-06:43:03-GMT jlarmour parents: 143 diff changeset	378 mov \reg,(_cyg_scheduler_sched_lock)
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	379 .endm
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	380
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	381 #else
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	382
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	383 .macro increment_sched_lock reg=d0
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	384 .endm
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	385
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	386 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	387
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	388 ##-----------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	389 ## Default interrupt VSR
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	390
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	391 .text
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	392 .globl __default_interrupt_vsr
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	393 __default_interrupt_vsr:
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	394
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	395 # We come here with all the registers pushed
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	396 # onto the stack.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	397
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	398 hal_diag_intr_start
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	399
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	400 increment_sched_lock
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	401
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	402 #if defined(CYGPKG_CYGMON)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	403 // For Cygmon, we saved this back when we originally switched stacks.
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	404 mov (sp),a2 # A2 = saved thread state
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	405 #elif defined(CYGIMP_HAL_COMMON_INTERRUPTS_USE_INTERRUPT_STACK)
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	406 # Increment interrupt nesting counter
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	407 mov __interrupt_stack,a0 # A0 = interrupt stack top
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	408 mov sp,a2 # A2 = SP
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	409 cmp __interrupt_stack_base,a2 # compare with base of stack
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	410 blt 1f # if lt switch to int stack
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	411 cmp a0,a2 # compare sp with stack top
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	412 ble 8f # if le already on istack
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	413 1:
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	414 mov a0,sp # switch to new SP
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	415 8:
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	416 movm [a2],(sp) # save old SP
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	417
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	418 #else
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	419 mov sp,a2 # A2 = saved thread state
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	420 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	421
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	422 # Here A2 -> saved thread state on the threads own
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	423 # stack. We will be executing either on the same stack
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	424 # or on the interrupt stack, depending on config options.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	425
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	426 hal_intc_decode d3,a3,d0
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	427
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	428 # Here D3 contains the table byte offset of the vector to
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	429 # call.
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	430
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	431 #if defined(CYGPKG_KERNEL_INSTRUMENT) && defined(CYGDBG_KERNEL_INSTRUMENT_INTR)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	432
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	433 # Call cyg_instrument to record that this interrupt is being raised.
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	434
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	435 .extern _cyg_instrument
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	436 add -16,sp # make space for return link + args
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	437 mov 0x0301,d0 # d0 = type = INTR,RAISE
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	438 mov (0,a2),d1 # d1 = arg1 = vector
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	439 mov d3,(12,sp) # (12,sp) = arg2 = table offset
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	440 calls _cyg_instrument # call instrumentation
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	441 add 16,sp # pop space
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	442
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	443 #endif
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	444
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	445 #ifdef CYGDBG_HAL_DEBUG_GDB_BREAK_SUPPORT
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	446 .extern _cyg_hal_gdb_isr
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	447 add -16,sp # make space for return link + args
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	448 mov (0,a2),d0 # d0 = vector
76 435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST jlarmour parents: 66 diff changeset	449 mov (SAVED_CONTEXT_PC_OFFSET,a2),d1 # d1 = pc
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	450 calls _cyg_hal_gdb_isr # call GDB isr function
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	451 cmp 0x00,d0 # Call ISR proper?
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	452 beq 2f # (d0 is 0 when skipping
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	453 # to avoid DSR call)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	454 add 16,sp # pop space
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	455 #endif
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	456
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	457 #ifdef CYGSEM_HAL_COMMON_INTERRUPTS_ALLOW_NESTING
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	458
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	459 # To allow nested interrupts, we set the IE bit. We do
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	460 # not touch the IPL bits, so only higher priority interrupts
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	461 # will be nested on top of us. Also, new interrupts will not
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	462 # be delivered until the ISR calls
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	463 # Cyg_Interrupt::acknowledge_interrupt(). At some future point
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	464 # we may want to do the ack stuff here to allow immediate nesting.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	465
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	466 or 0x0800,psw
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	467
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	468 #endif
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	469 #if defined(CYGDBG_HAL_DEBUG_GDB_CTRLC_SUPPORT)
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	470
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	471 # If we have Ctrl-C support enabled, save a pointer to the
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	472 # saved CPU state here so we can plant a breakpoint there if
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	473 # this is a ^C.
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	474
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	475 .extern _hal_saved_interrupt_state
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	476 mov a2,(_hal_saved_interrupt_state)
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	477
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	478 #endif
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	479
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	480 mov _hal_interrupt_handlers,a0 # a0 = isr table
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	481 mov (d3,a0),a0 # a0 = isr
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	482
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	483 mov _hal_interrupt_data,a1 # a1 = data table
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	484 mov (d3,a1),d1 # d1 = isr data
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	485
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	486 mov (0,a2),d0 # d0 = vector. (d3 is...
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	487 # ...adjusted for table reads)
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	488
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	489 add -16,sp # make space for return link
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	490
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	491 calls (a0) # call isr
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	492
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	493 # on return d0 bit 1 will indicate whether a DSR is
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	494 # to be posted. Pass this together with a pointer to
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	495 # the interrupt object we have just used to the
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	496 # interrupt tidy up routine.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	497
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	498 # D3 is defined to be saved across procedure calls, and
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	499 # should still contain the vector byte index. Similarly,
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	500 # A2 should still point to the saved machine state.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	501
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	502 #ifdef CYGDBG_HAL_DEBUG_GDB_BREAK_SUPPORT
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	503 # If interrupt was caused by GDB, the ISR call above
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	504 # is skipped by jumping here.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	505 2:
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	506 #endif
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	507
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	508 #if defined(CYGIMP_HAL_COMMON_INTERRUPTS_USE_INTERRUPT_STACK) && !defined(CYGPKG_CYGMON)
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	509
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	510 # If we are returning from the last nested interrupt, move back
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	511 # to the thread stack. interrupt_end() must be called on the
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	512 # thread stack since it potentially causes a context switch.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	513
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	514 add 16,sp # pop call frame from int stack
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	515 movm (sp),[a3] # pop old sp
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	516 mov a3,sp # put in SP
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	517
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	518 add -16,sp # make call frame for call
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	519
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	520 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	521
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	522 #ifdef CYGFUN_HAL_COMMON_KERNEL_SUPPORT
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	523
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	524 # We only need to call _interrupt_end() when there is a kernel
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	525 # present to do any tidying up.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	526
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	527 # Using the vector offset in D3, get the interrupt object pointer
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	528 # into D1.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	529 mov _hal_interrupt_objects,a0 # a0 = object table
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	530 mov (d3,a0),d1 # d1 = object
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	531
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	532 # Even when this is not the last nested interrupt, we must call
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	533 # _interrupt_end() to post the DSR and decrement the scheduler
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	534 # lock.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	535
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	536 mov a2,(12,sp) # arg3 = saved state.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	537
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	538 calls _interrupt_end # call interrupt end fn
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	539 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	540
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	541 add 16,sp # pop return link
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	542
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	543 # show_interrupts
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	544
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	545 hal_diag_restore
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	546
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	547 hal_cpu_load_all
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	548 #ifdef CYGPKG_CYGMON
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	549 hal_cygmon_restore_app_stack
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	550 #else
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	551 add 4,sp
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	552 #endif
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	553 rti # and return
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	554
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	555 ##-----------------------------------------------------------------------------
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	556 ## Execute pending DSRs on the interrupt stack with interrupts enabled.
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	557 ## Note: this can only be called from code running on a thread stack
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	558
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	559 #ifdef CYGIMP_HAL_COMMON_INTERRUPTS_USE_INTERRUPT_STACK
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	560 .extern _cyg_interrupt_call_pending_DSRs
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	561 .global _hal_interrupt_stack_call_pending_DSRs
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	562
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	563 _hal_interrupt_stack_call_pending_DSRs:
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	564 movm [d2,a2],(sp) # save some work regs
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	565 mov __interrupt_stack,a0 # interrupt stack pointer
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	566 mov sp,a2 # save current SP
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	567 mov a0,sp # set SP to interrupt stack
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	568 hal_cpu_get_psw d2 # save PSW
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	569 hal_cpu_int_enable # enable interrupts
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	570
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	571 # Call kernel code to invoke DSRs.
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	572 calls _cyg_interrupt_call_pending_DSRs
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	573
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	574 # On return the old SP in a2 and the old PSW in d2 will
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	575 # have been preserved by the calling conventions.
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	576
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	577 hal_cpu_int_merge d2 # Restore previous PSW
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	578 mov a2,sp # restore old SP
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	579 movm (sp),[d2,a2] # Retrieve old work regs
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	580 ret [],0 # and return
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	581
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	582 #endif
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	583
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	584 ##-----------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	585 ## Default NMI VSR
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	586
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	587 .globl _cyg_hal_exception_handler
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	588
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	589 .text
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	590 .globl __default_nmi_vsr
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	591 __default_nmi_vsr:
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	592
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	593 # We come here with all the registers saved
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	594 # on the stack.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	595
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	596 #ifdef CYG_HAL_DIAG_EXCPT_END
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	597 hal_diag_excpt_start
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	598 #endif
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	599
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	600 # Decode the cause of the NMI and cancel all the bits in all
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	601 # the registers. We need to clear any bits set in the ISR and
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	602 # then clear any bits set in the NMICR. Note that we can only
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	603 # access the ISR if the DCR:DE bit is set.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	604
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	605 movhu (NMICR),d0 # D0 = NMI Control register
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	606
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	607 movhu (DCR),d1 # D1 = Debug Control Register
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	608 mov d1,d2 # D2 = copy of DCR
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	609 movhu (ISR),d3 # D3 = Interrupt Status Register
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	610
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	611 or DCR_DE,d1 # Set DE bit
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	612 movhu d1,(DCR)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	613
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	614 movhu d3,(ISR) # clear ISR bits
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	615
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	616 movhu d2,(DCR) # restore DCR to original value
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	617
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	618 movhu d0,(NMICR) # clear NMI bits
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	619 and 0x7,d0 # LS 3 bits only
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	620
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	621 mov hal_lsbit_table,a0
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	622 movbu (d0,a0),d1 # D1 = NMI code
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	623 ## 0 = NMI
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	624 ## 1 = Watchdog
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	625 ## 2 = System Error
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	626
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	627 add 9,d1 # offset into exception number space
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	628
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	629 #if defined(CYGPKG_CYGMON) \|\| defined(CYGSEM_REDBOOT_BSP_SYSCALLS)
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	630 # Check to see if this was a syscall.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	631 # If so, set d1 appropriately
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	632 #define TBR 0xC0000024
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	633 mov (TBR), d0
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	634 and 0x00FFFFFF, d0
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	635 cmp 0x300, d0
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	636 bne 0f
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	637
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	638 # This was apparently a syscall.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	639 mov SIGSYSCALL, d1
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	640
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	641 0:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	642 #endif
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	643 hal_cpu_clear_nmid
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	644
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	645 mov d1,(sp) # save initial vector in spare save slot
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	646
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	647 mov sp,a1 # a1 = saved state
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	648
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	649 mov a1,d0 # d0 = arg1 = saved state
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	650
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	651 add -16,sp # return link + args
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	652 mov d3,d1 # d1 = arg2 = ISR value
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	653
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	654 calls _cyg_hal_exception_handler # call C code
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	655
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	656 add 16,sp # pop args
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	657
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	658 #ifdef CYG_HAL_DIAG_EXCPT_END
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	659 hal_diag_excpt_end
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	660 #endif
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	661
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	662 hal_cpu_load_all
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	663
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	664 #ifdef CYGPKG_CYGMON
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	665 hal_cygmon_restore_app_stack
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	666 #else
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	667 add 4,sp
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	668 #endif
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	669
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	670 rti
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	671
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	672 .globl hal_lsbit_table
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	673 hal_lsbit_table:
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	674 .byte 0, 0, 1, 0
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	675 .byte 2, 0, 1, 0
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	676 .byte 3, 0, 1, 0
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	677 .byte 2, 0, 1, 0
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	678
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	679 #ifdef CYGPKG_CYGMON
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	680 .section ".bss"
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	681 d0_save:
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	682 .long 0
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	683 d1_save:
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	684 .long 0
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	685 d2_save:
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	686 .long 0
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	687 d3_save:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	688 .long 0
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	689 a0_save:
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	690 .long 0
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	691 a1_save:
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	692 .long 0
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	693 a2_save:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	694 .long 0
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	695 a3_save:
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	696 .long 0
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	697 sp_save:
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	698 .long 0
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	699 #endif
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 76 diff changeset	700
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	701 ##-----------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	702 ## Default TRAP VSR
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	703
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	704 .text
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	705 .globl __default_trap_vsr
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	706 __default_trap_vsr:
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	707
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	708 #ifdef CYG_HAL_DIAG_EXCPT_END
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	709 hal_diag_excpt_start
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	710 #endif
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	711
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	712 # We come here with all the registers saved
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	713 # on the stack.
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	714 mov 8,d1
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	715 mov d1,(sp) # set the VSR vector number
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	716 mov sp,a1 # a1 = saved state
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	717 mov a1,d0 # d0 = arg1 = saved state
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	718
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	719 add -16,sp # return link + arg
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	720 mov 3,d1 # d1 = arg2 = ISR value (3 == TRAP trap)
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	721 calls _cyg_hal_exception_handler # call C code
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	722 add 16,sp # pop args
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	723
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	724 #ifdef CYG_HAL_DIAG_EXCPT_END
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	725 hal_diag_excpt_end
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	726 #endif
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	727 hal_cpu_load_all
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	728 #ifdef CYGPKG_CYGMON
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	729 hal_cygmon_restore_app_stack
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	730 add 4,sp
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	731 #else
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 174 diff changeset	732 add 8,sp
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	733 #endif
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	734 rets
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	735
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	736 ##-----------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	737 ## VSR table. The VSRs pointed to by this table are called from the stubs
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	738 ## connected to the hardware.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	739
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	740 #ifndef CYG_HAL_MN10300_VSR_TABLE_DEFINED
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	741
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	742 .data
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	743
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	744 .globl _hal_vsr_table
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	745 _hal_vsr_table:
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	746 .long __default_interrupt_vsr
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	747 .long __default_interrupt_vsr
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	748 .long __default_interrupt_vsr
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	749 .long __default_interrupt_vsr
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	750 .long __default_interrupt_vsr
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	751 .long __default_interrupt_vsr
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	752 .long __default_interrupt_vsr
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	753 .long __default_nmi_vsr
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	754 .long __default_trap_vsr
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	755
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	756 .long __default_nmi_vsr
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	757 .long __default_nmi_vsr
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	758 .long __default_nmi_vsr
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	759
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	760 .long __default_nmi_vsr
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	761 .long __default_nmi_vsr
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	762 .long __default_nmi_vsr
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	763 .long __default_nmi_vsr
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	764 .long __default_nmi_vsr
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	765 .long __default_nmi_vsr
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	766 .long __default_nmi_vsr
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	767 .long __default_nmi_vsr
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	768 .long __default_nmi_vsr
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	769 .long __default_nmi_vsr
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	770 .long __default_nmi_vsr
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	771 .long __default_nmi_vsr
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	772 .long __default_nmi_vsr
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	773 .long __default_nmi_vsr
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	774 .long __default_nmi_vsr
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	775 .long __default_nmi_vsr
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	776 #endif
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	777
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	778 ##-----------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	779 ## Interrupt tables
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	780
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	781 .data
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	782
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	783 .extern _hal_default_isr
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	784
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	785 .globl _hal_interrupt_handlers
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	786 _hal_interrupt_handlers:
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	787 .rept CYG_ISR_TABLE_SIZE
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	788 .long _hal_default_isr
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	789 .endr
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	790
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	791 .globl _hal_interrupt_data
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	792 _hal_interrupt_data:
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	793 .rept CYG_ISR_TABLE_SIZE
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	794 .long 0
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	795 .endr
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	796
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	797 .globl _hal_interrupt_objects
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	798 _hal_interrupt_objects:
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	799 .rept CYG_ISR_TABLE_SIZE
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	800 .long 0
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	801 .endr
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	802
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	803
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	804 ##-----------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	805 ## Temporary interrupt stack
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	806
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	807 .section ".bss"
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	808
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	809 .balign 16
8 ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 2 diff changeset	810 .global _cyg_interrupt_stack_base
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 2 diff changeset	811 _cyg_interrupt_stack_base:
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	812 __interrupt_stack_base:
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	813 .rept CYGNUM_HAL_COMMON_INTERRUPTS_STACK_SIZE
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	814 .byte 0
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	815 .endr
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	816 .balign 16
8 ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 2 diff changeset	817 .global _cyg_interrupt_stack
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 2 diff changeset	818 _cyg_interrupt_stack:
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	819 __interrupt_stack:
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	820
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	821 #ifdef CYGPKG_CYGMON
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	822 .balign 16
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	823 .global __cygmon_interrupt_stack_base
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	824 __cygmon_interrupt_stack_base:
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	825 .rept CYGNUM_HAL_COMMON_INTERRUPTS_STACK_SIZE
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	826 .byte 0
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	827 .endr
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	828 .balign 16
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	829 .global __cygmon_interrupt_stack
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	830 __cygmon_interrupt_stack:
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	831 #endif
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 119 diff changeset	832
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	833 .long 0,0,0,0,0,0,0,0
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	834
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	835 ##-----------------------------------------------------------------------------
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	836
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	837 .data
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 8 diff changeset	838 hal_diag_data
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	839
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	840 ##-----------------------------------------------------------------------------
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	841 ## end of vectors.S
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	842

Mercurial > flash_v2

annotate packages/hal/mn10300/arch/current/src/vectors.S @ 1777:c16341b1bac6 default tip