ecos-v2_0-branch: packages/hal/mn10300/arch/current/include/hal

annotate packages/hal/mn10300/arch/current/include/hal_arch.h @ 115:6ed91473a1cd ecos-sw-2000-08-21

Merge from eCos master repository on 2000-08-21-22:40:54-BST

author	jlarmour
date	Fri, 25 Aug 2000 17:32:38 +0000
parents	c37d3a9e1b28
children	6b5f480c6929

rev	line source
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	1 #ifndef CYGONCE_HAL_HAL_ARCH_H
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	2 #define CYGONCE_HAL_HAL_ARCH_H
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	3 //==========================================================================
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	4 //
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	5 // hal_arch.h
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	6 //
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	7 // Architecture specific abstractions
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	8 //
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	9 //==========================================================================
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	10 //####COPYRIGHTBEGIN####
64 c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 30 diff changeset	11 //
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 30 diff changeset	12 // -------------------------------------------
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 30 diff changeset	13 // The contents of this file are subject to the Red Hat eCos Public License
66 bf00f99aec69 Merge from eCos master repository on 2000-02-02-19:16:44-GMT jlarmour parents: 64 diff changeset	14 // Version 1.1 (the "License"); you may not use this file except in
64 c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 30 diff changeset	15 // compliance with the License. You may obtain a copy of the License at
66 bf00f99aec69 Merge from eCos master repository on 2000-02-02-19:16:44-GMT jlarmour parents: 64 diff changeset	16 // http://www.redhat.com/
64 c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 30 diff changeset	17 //
66 bf00f99aec69 Merge from eCos master repository on 2000-02-02-19:16:44-GMT jlarmour parents: 64 diff changeset	18 // Software distributed under the License is distributed on an "AS IS"
64 c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 30 diff changeset	19 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 30 diff changeset	20 // License for the specific language governing rights and limitations under
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 30 diff changeset	21 // the License.
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 30 diff changeset	22 //
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 30 diff changeset	23 // The Original Code is eCos - Embedded Configurable Operating System,
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 30 diff changeset	24 // released September 30, 1998.
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 30 diff changeset	25 //
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 30 diff changeset	26 // The Initial Developer of the Original Code is Red Hat.
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 30 diff changeset	27 // Portions created by Red Hat are
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 30 diff changeset	28 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 30 diff changeset	29 // All Rights Reserved.
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 30 diff changeset	30 // -------------------------------------------
c38311975d4f Merge from eCos master repository on 2000-01-28-04:28:11-GMT jlarmour parents: 30 diff changeset	31 //
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	32 //####COPYRIGHTEND####
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	33 //==========================================================================
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	34 //#####DESCRIPTIONBEGIN####
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	35 //
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	36 // Author(s): nickg
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	37 // Contributors: nickg, dmoseley
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	38 // Date: 1999-02-18
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	39 // Purpose: Define architecture abstractions
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	40 // Usage: #include <cyg/hal/hal_arch.h>
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	41 //
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	42 //####DESCRIPTIONEND####
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	43 //
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	44 //==========================================================================
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	45
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	46 #include <pkgconf/hal.h>
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	47 #include <cyg/infra/cyg_type.h>
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	48
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	49 #include <cyg/hal/var_arch.h>
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	50
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	51 //--------------------------------------------------------------------------
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	52 // Exception handling function.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	53 // This function is defined by the kernel according to this prototype. It is
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	54 // invoked from the HAL to deal with any CPU exceptions that the HAL does
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	55 // not want to deal with itself. It usually invokes the kernel's exception
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	56 // delivery mechanism.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	57
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	58 externC void cyg_hal_deliver_exception( CYG_WORD code, CYG_ADDRWORD data );
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	59
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	60 //--------------------------------------------------------------------------
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	61 // Bit manipulation routines
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	62
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	63 externC cyg_uint32 hal_lsbit_index(cyg_uint32 mask);
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	64 externC cyg_uint32 hal_msbit_index(cyg_uint32 mask);
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 #define HAL_LSBIT_INDEX(index, mask) index = hal_lsbit_index(mask);
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	67
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	68 #define HAL_MSBIT_INDEX(index, mask) index = hal_msbit_index(mask);
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	69
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	70 //--------------------------------------------------------------------------
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	71 // Context Initialization
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	72 // Initialize the context of a thread.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	73 // Arguments:
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	74 // _sp_ name of variable containing current sp, will be written with new sp
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	75 // _thread_ thread object address, passed as argument to entry point
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	76 // _entry_ entry point address.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	77 // _id_ bit pattern used in initializing registers, for debugging.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	78
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	79 #ifndef HAL_THREAD_INIT_CONTEXT_EXTRA
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	80 #define HAL_THREAD_INIT_CONTEXT_EXTRA(_regs_, _id_)
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	81 #endif
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	82
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	83 #define HAL_THREAD_INIT_CONTEXT( _sp_, _thread_, _entry_, _id_ ) \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	84 { \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	85 register HAL_SavedRegisters *_regs_; \
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	86 _regs_ = (HAL_SavedRegisters *)(((CYG_ADDRWORD)(_sp_)&~15) - \
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	87 sizeof(HAL_SavedRegisters)*2); \
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	88 HAL_THREAD_INIT_CONTEXT_EXTRA(_regs_, _id_); \
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	89 _regs_->d0 = (CYG_WORD)(_thread_); \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	90 _regs_->d1 = (_id_)\|0xddd1; \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	91 _regs_->d2 = (_id_)\|0xddd2; \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	92 _regs_->d3 = (_id_)\|0xddd3; \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	93 _regs_->a0 = (_id_)\|0xaaa0; \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	94 _regs_->a1 = (_id_)\|0xaaa1; \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	95 _regs_->a2 = (_id_)\|0xaaa2; \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	96 _regs_->a3 = (_id_)\|0xaaa3; \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	97 _regs_->mdr = 0; \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	98 _regs_->lir = 0; \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	99 _regs_->lar = 0; \
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	100 _regs_->psw = 0x0000F00; \
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	101 _regs_->pc = (CYG_WORD)(_entry_); \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	102 _sp_ = (CYG_ADDRESS)_regs_; \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	103 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	104
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	105 //--------------------------------------------------------------------------
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	106 // Context switch macros.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	107 // The arguments are pointers to locations where the stack pointer
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	108 // of the current thread is to be stored, and from where the sp of the
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	109 // next thread is to be fetched.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	110
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	111 externC void hal_thread_switch_context( CYG_ADDRESS to, CYG_ADDRESS from );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	112 externC void hal_thread_load_context( CYG_ADDRESS to )
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	113 __attribute__ ((noreturn));
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	114
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	115 #define HAL_THREAD_SWITCH_CONTEXT(_fspptr_,_tspptr_) \
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	116 hal_thread_switch_context((CYG_ADDRESS)_tspptr_, \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	117 (CYG_ADDRESS)_fspptr_);
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	118
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	119 #define HAL_THREAD_LOAD_CONTEXT(_tspptr_) \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	120 hal_thread_load_context( (CYG_ADDRESS)_tspptr_ );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	121
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	122 //--------------------------------------------------------------------------
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	123 // Execution reorder barrier.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	124 // When optimizing the compiler can reorder code. In multithreaded systems
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	125 // where the order of actions is vital, this can sometimes cause problems.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	126 // This macro may be inserted into places where reordering should not happen.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	127
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	128 #define HAL_REORDER_BARRIER() asm volatile ( "" : : : "memory" )
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	129
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	130 //--------------------------------------------------------------------------
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	131 // Breakpoint support
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	132 // HAL_BREAKPOINT() is a code sequence that will cause a breakpoint to
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	133 // happen if executed.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	134 // HAL_BREAKINST is the value of the breakpoint instruction and
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	135 // HAL_BREAKINST_SIZE is its size in bytes.
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	136 // HAL_BREAKINST_TYPE is the type.
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	137
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	138 #define HAL_BREAKPOINT(_label_) \
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	139 asm volatile (" .globl _" #_label_ ";" \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	140 "_"#_label_":" \
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	141 ".byte 0xFF" \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	142 );
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	143
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	144 #define HAL_BREAKINST 0xFF
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	145
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	146 #define HAL_BREAKINST_SIZE 1
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	147
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	148 #define HAL_BREAKINST_TYPE cyg_uint8
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	149
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	150 //--------------------------------------------------------------------------
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	151 // Thread register state manipulation for GDB support.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	152
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	153 // Translate a stack pointer as saved by the thread context macros above into
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	154 // a pointer to a HAL_SavedRegisters structure.
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	155 #define HAL_THREAD_GET_SAVED_REGISTERS( _sp_, _regs_ ) \
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	156 (_regs_) = (HAL_SavedRegisters *)(_sp_)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	157
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	158 #ifndef HAL_GET_GDB_EXTRA_REGISTERS
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	159 #define HAL_GET_GDB_EXTRA_REGISTERS( _regval_, _regs_ )
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	160 #endif
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	161 #ifndef HAL_SET_GDB_EXTRA_REGISTERS
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	162 #define HAL_SET_GDB_EXTRA_REGISTERS( _regs_, _regval_ )
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	163 #endif
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	164
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	165
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	166 // Copy a set of registers from a HAL_SavedRegisters structure into a
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	167 // GDB ordered array.
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	168 #define HAL_GET_GDB_REGISTERS( _aregval_ , _regs_ ) \
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	169 { \
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	170 CYG_ADDRWORD _regval_ = (CYG_ADDRWORD )(_aregval_); \
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	171 \
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	172 _regval_[0] = (_regs_)->d0; \
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	173 _regval_[1] = (_regs_)->d1; \
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	174 _regval_[2] = (_regs_)->d2; \
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	175 _regval_[3] = (_regs_)->d3; \
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	176 _regval_[4] = (_regs_)->a0; \
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	177 _regval_[5] = (_regs_)->a1; \
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	178 _regval_[6] = (_regs_)->a2; \
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	179 _regval_[7] = (_regs_)->a3; \
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	180 \
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	181 _regval_[8] = (_regs_)->sp = (CYG_ADDRWORD)(_regs_) + \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	182 sizeof(HAL_SavedRegisters); \
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	183 _regval_[9] = (_regs_)->pc; \
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	184 _regval_[10] = (_regs_)->mdr; \
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	185 _regval_[11] = (_regs_)->psw; \
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	186 \
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	187 _regval_[12] = (_regs_)->lar; \
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	188 _regval_[13] = (_regs_)->lir; \
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	189 HAL_GET_GDB_EXTRA_REGISTERS( _regval_, _regs_ ); \
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	190 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	191
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	192 // Copy a GDB ordered array into a HAL_SavedRegisters structure.
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	193 //
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	194 // The CYGMON version should differ by also handling SP and PSW
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	195 // since we will be using a different stack.
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	196 #ifdef CYGPKG_CYGMON
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	197 #define HAL_SET_GDB_REGISTERS( _regs_ , _aregval_ ) \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	198 { \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	199 CYG_ADDRWORD _regval_ = (CYG_ADDRWORD )(_aregval_); \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	200 \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	201 (_regs_)->d0 = _regval_[0]; \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	202 (_regs_)->d1 = _regval_[1]; \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	203 (_regs_)->d2 = _regval_[2]; \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	204 (_regs_)->d3 = _regval_[3]; \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	205 (_regs_)->a0 = _regval_[4]; \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	206 (_regs_)->a1 = _regval_[5]; \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	207 (_regs_)->a2 = _regval_[6]; \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	208 (_regs_)->a3 = _regval_[7]; \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	209 \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	210 (_regs_)->sp = _regval_[8]; \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	211 (_regs_)->pc = _regval_[9]; \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	212 (_regs_)->mdr = _regval_[10]; \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	213 (_regs_)->psw = _regval_[11]; \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	214 \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	215 (_regs_)->lar = _regval_[12]; \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	216 (_regs_)->lir = _regval_[13]; \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	217 \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	218 HAL_SET_GDB_EXTRA_REGISTERS( _regs_, _regval_ ); \
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	219 }
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	220 #else
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	221 #define HAL_SET_GDB_REGISTERS( _regs_ , _aregval_ ) \
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 CYG_ADDRWORD _regval_ = (CYG_ADDRWORD )(_aregval_); \
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 (_regs_)->d0 = _regval_[0]; \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	226 (_regs_)->d1 = _regval_[1]; \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	227 (_regs_)->d2 = _regval_[2]; \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	228 (_regs_)->d3 = _regval_[3]; \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	229 (_regs_)->a0 = _regval_[4]; \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	230 (_regs_)->a1 = _regval_[5]; \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	231 (_regs_)->a2 = _regval_[6]; \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	232 (_regs_)->a3 = _regval_[7]; \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	233 \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	234 (_regs_)->pc = _regval_[9]; \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	235 (_regs_)->mdr = _regval_[10]; \
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 (_regs_)->lar = _regval_[12]; \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	238 (_regs_)->lir = _regval_[13]; \
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 /* We do not allow the SP or PSW to be set. Changing the SP will \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	241 * mess up the saved state. No PSW is saved on thread context \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	242 * switches, so there is nowhere to save it to. \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	243 */ \
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	244 \
641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	245 HAL_SET_GDB_EXTRA_REGISTERS( _regs_, _regval_ ); \
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	246 }
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 101 diff changeset	247 #endif
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	248
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	249 //-------------------------------------------------------------------------
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	250 // HAL setjmp
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	251 // Note: These definitions are repeated in context.S. If changes are required
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	252 // remember to update both sets.
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	253
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	254 #define CYGARC_JMP_BUF_SP 0
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	255 #define CYGARC_JMP_BUF_D2 1
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	256 #define CYGARC_JMP_BUF_D3 2
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	257 #define CYGARC_JMP_BUF_A2 3
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	258 #define CYGARC_JMP_BUF_A3 4
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	259 #define CYGARC_JMP_BUF_LR 5
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	260
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	261 #define CYGARC_JMP_BUF_SIZE 6
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	262
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	263 typedef cyg_uint32 hal_jmp_buf[CYGARC_JMP_BUF_SIZE];
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	264
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	265 externC int hal_setjmp(hal_jmp_buf env);
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	266 externC void hal_longjmp(hal_jmp_buf env, int val);
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	267
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	268 //-------------------------------------------------------------------------
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	269 // Idle thread code.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	270 // This macro is called in the idle thread loop, and gives the HAL the
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	271 // chance to insert code. Typical idle thread behaviour might be to halt the
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	272 // processor.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	273
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	274 externC void hal_idle_thread_action(cyg_uint32 loop_count);
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	275
30 641b639be825 Merge from eCos master repository on 1999-08-16-22:01:37-BST jlarmour parents: 6 diff changeset	276 #define HAL_IDLE_THREAD_ACTION(_count_) hal_idle_thread_action(_count_)
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	277
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	278 //-----------------------------------------------------------------------------
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	279 // Minimal and sensible stack sizes: the intention is that applications
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	280 // will use these to provide a stack size in the first instance prior to
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	281 // proper analysis. Idle thread stack should be this big.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	282
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	283 // THESE ARE NOT INTENDED TO BE MICROMETRICALLY ACCURATE FIGURES.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	284 // THEY ARE HOWEVER ENOUGH TO START PROGRAMMING.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	285 // YOU MUST MAKE YOUR STACKS LARGER IF YOU HAVE LARGE "AUTO" VARIABLES!
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	286
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	287 // We define quite large stack needs for SPARClite, for it requires 576
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	288 // bytes (144 words) to process an interrupt and thread-switch, and
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	289 // momentarily, but needed in case of recursive interrupts, it needs 208
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	290 // words - if a sequence of saves to push out other regsets is interrupted.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	291
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	292 // This is not a config option because it should not be adjusted except
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	293 // under "enough rope" sort of disclaimers.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	294
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	295 // Worst case stack frame size: return link + 4 args + 4 pushed registers.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	296 #define CYGNUM_HAL_STACK_FRAME_SIZE (40)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	297
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	298 // Stack needed for a context switch:
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	299 #define CYGNUM_HAL_STACK_CONTEXT_SIZE (60)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	300
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	301 // Interrupt + call to ISR, interrupt_end() and the DSR
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	302 #define CYGNUM_HAL_STACK_INTERRUPT_SIZE (128)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	303
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	304 #ifdef CYGIMP_HAL_COMMON_INTERRUPTS_USE_INTERRUPT_STACK
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	305
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	306 // An interrupt stack which is large enough for all possible interrupt
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	307 // conditions (and only used for that purpose) exists. "User" stacks
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	308 // can be much smaller
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	309
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	310 #define CYGNUM_HAL_STACK_SIZE_MINIMUM (CYGNUM_HAL_STACK_CONTEXT_SIZE+ \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	311 CYGNUM_HAL_STACK_INTERRUPT_SIZE*2+ \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	312 CYGNUM_HAL_STACK_FRAME_SIZE*16)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	313 #define CYGNUM_HAL_STACK_SIZE_TYPICAL (2048)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	314
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	315 #else // CYGIMP_HAL_COMMON_INTERRUPTS_USE_INTERRUPT_STACK
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	316
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	317 // No separate interrupt stack exists. Make sure all threads contain
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	318 // a stack sufficiently large.
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	319
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	320 #define CYGNUM_HAL_STACK_SIZE_MINIMUM (4096)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	321 #define CYGNUM_HAL_STACK_SIZE_TYPICAL (4096)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	322
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	323 #endif
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	324
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	325 //--------------------------------------------------------------------------
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 76 diff changeset	326 // Macros for switching context between two eCos instances (jump from
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 76 diff changeset	327 // code in ROM to code in RAM or vice versa).
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 76 diff changeset	328 #define CYGARC_HAL_SAVE_GP()
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 76 diff changeset	329 #define CYGARC_HAL_RESTORE_GP()
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 76 diff changeset	330
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: 76 diff changeset	331 //--------------------------------------------------------------------------
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	332 #endif // CYGONCE_HAL_HAL_ARCH_H
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	333 // EOF hal_arch.h

Mercurial > ecos-v2_0-branch

annotate packages/hal/mn10300/arch/current/include/hal_arch.h @ 115:6ed91473a1cd ecos-sw-2000-08-21