ecos: packages/hal/mips/arch/current/include/hal

annotate packages/hal/mips/arch/current/include/hal_intr.h @ 3292:7f8e529b4d82 default tip

Fix FREESCALE_EDMA_NBYTES_MLOFFYES_MLOFF() so it works with negative offsets.

author	vae
date	Wed, 29 Apr 2015 23:31:48 +0000
parents	74dbf4c3f2e1
children

rev	line source
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	1 #ifndef CYGONCE_HAL_HAL_INTR_H
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	2 #define CYGONCE_HAL_HAL_INTR_H
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	3
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	4 //==========================================================================
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	5 //
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	6 // hal_intr.h
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	7 //
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	8 // HAL Interrupt and clock support
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	9 //
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	10 //==========================================================================
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	11 // ####ECOSGPLCOPYRIGHTBEGIN####
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	12 // -------------------------------------------
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	13 // This file is part of eCos, the Embedded Configurable Operating System.
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	14 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 176 diff changeset	15 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	16 // eCos is free software; you can redistribute it and/or modify it under
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	17 // the terms of the GNU General Public License as published by the Free
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	18 // Software Foundation; either version 2 or (at your option) any later
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	19 // version.
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 176 diff changeset	20 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	21 // eCos is distributed in the hope that it will be useful, but WITHOUT
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	22 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	23 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	24 // for more details.
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 176 diff changeset	25 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	26 // You should have received a copy of the GNU General Public License
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	27 // along with eCos; if not, write to the Free Software Foundation, Inc.,
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	28 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 176 diff changeset	29 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	30 // As a special exception, if other files instantiate templates or use
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	31 // macros or inline functions from this file, or you compile this file
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	32 // and link it with other works to produce a work based on this file,
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	33 // this file does not by itself cause the resulting work to be covered by
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	34 // the GNU General Public License. However the source code for this file
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	35 // must still be made available in accordance with section (3) of the GNU
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	36 // General Public License v2.
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 176 diff changeset	37 //
2729 74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	38 // This exception does not invalidate any other reasons why a work based
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	39 // on this file might be covered by the GNU General Public License.
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	40 // -------------------------------------------
74dbf4c3f2e1 Update all copyright banners to reflect FSF ownership; fix and improve licence text. jlarmour parents: 210 diff changeset	41 // ####ECOSGPLCOPYRIGHTEND####
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	42 //==========================================================================
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	43 //#####DESCRIPTIONBEGIN####
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	44 //
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	45 // Author(s): nickg
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	46 // Contributors: nickg, jskov,
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	47 // gthomas, jlarmour
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	48 // Date: 1999-02-16
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	49 // Purpose: Define Interrupt support
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	50 // Description: The macros defined here provide the HAL APIs for handling
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	51 // interrupts and the clock.
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	52 //
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	53 // Usage:
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	54 // #include <cyg/hal/hal_intr.h>
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	55 // ...
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	56 //
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	57 //
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	58 //####DESCRIPTIONEND####
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
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	62 #include <pkgconf/hal.h>
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 <cyg/infra/cyg_type.h>
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	65 #include <cyg/hal/hal_io.h>
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	66
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	67 #include <cyg/hal/var_intr.h>
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	68
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	69 //--------------------------------------------------------------------------
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	70 // MIPS vectors.
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	71
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	72 // These are the exception codes presented in the Cause register and
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	73 // correspond to VSRs. These values are the ones to use for HAL_VSR_GET/SET
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	74
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	75 // External interrupt
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	76 #define CYGNUM_HAL_VECTOR_INTERRUPT 0
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	77 // TLB modification exception
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	78 #define CYGNUM_HAL_VECTOR_TLB_MOD 1
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	79 // TLB miss (Load or IFetch)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	80 #define CYGNUM_HAL_VECTOR_TLB_LOAD_REFILL 2
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	81 // TLB miss (Store)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	82 #define CYGNUM_HAL_VECTOR_TLB_STORE_REFILL 3
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	83 // Address error (Load or Ifetch)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	84 #define CYGNUM_HAL_VECTOR_LOAD_ADDRESS 4
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	85 // Address error (store)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	86 #define CYGNUM_HAL_VECTOR_STORE_ADDRESS 5
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	87 // Bus error (Ifetch)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	88 #define CYGNUM_HAL_VECTOR_IBE 6
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	89 // Bus error (data load or store)
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	90 #define CYGNUM_HAL_VECTOR_DBE 7
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	91 // System call
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	92 #define CYGNUM_HAL_VECTOR_SYSTEM_CALL 8
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	93 // Break point
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	94 #define CYGNUM_HAL_VECTOR_BREAKPOINT 9
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	95 // Reserved instruction
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	96 #define CYGNUM_HAL_VECTOR_RESERVED_INSTRUCTION 10
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	97 // Coprocessor unusable
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	98 #define CYGNUM_HAL_VECTOR_COPROCESSOR 11
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	99 // Arithmetic overflow
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	100 #define CYGNUM_HAL_VECTOR_OVERFLOW 12
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	101 // Reserved
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	102 #define CYGNUM_HAL_VECTOR_RESERVED_13 13
90 70190fa0fe10 Merge from eCos master repository on 2000-05-19-07:47:03-BST jlarmour parents: 66 diff changeset	103 // Division-by-zero [reserved vector]
70190fa0fe10 Merge from eCos master repository on 2000-05-19-07:47:03-BST jlarmour parents: 66 diff changeset	104 // This is caused by 'trap 0x7' which GCC puts in the code to check
70190fa0fe10 Merge from eCos master repository on 2000-05-19-07:47:03-BST jlarmour parents: 66 diff changeset	105 // for division by zero. The break_vsr_springboard in vectors.S is the
70190fa0fe10 Merge from eCos master repository on 2000-05-19-07:47:03-BST jlarmour parents: 66 diff changeset	106 // only caller of this vector.
70190fa0fe10 Merge from eCos master repository on 2000-05-19-07:47:03-BST jlarmour parents: 66 diff changeset	107 #define CYGNUM_HAL_VECTOR_DIV_BY_ZERO 14
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	108 // Floating point exception
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	109 #ifdef CYGHWR_HAL_MIPS_FPU
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	110 #define CYGNUM_HAL_VECTOR_FPE 15
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	111 #endif
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	112
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 176 diff changeset	113 #define CYGNUM_HAL_VSR_MIN CYGNUM_HAL_VECTOR_INTERRUPT
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 176 diff changeset	114 #ifdef CYGNUM_HAL_VECTOR_FPE
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 176 diff changeset	115 #define CYGNUM_HAL_VSR_MAX CYGNUM_HAL_VECTOR_FPE
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 176 diff changeset	116 #else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 176 diff changeset	117 #define CYGNUM_HAL_VSR_MAX CYGNUM_HAL_VECTOR_DIV_BY_ZERO
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 176 diff changeset	118 #endif
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 176 diff changeset	119 #define CYGNUM_HAL_VSR_COUNT (CYGNUM_HAL_VSR_MAX-CYGNUM_HAL_VSR_MIN+1)
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	120
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	121 // Exception vectors. These are the values used when passed out to an
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	122 // external exception handler using cyg_hal_deliver_exception()
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	123
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	124 #define CYGNUM_HAL_EXCEPTION_DATA_TLBERROR_ACCESS CYGNUM_HAL_VECTOR_TLB_MOD
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	125 #define CYGNUM_HAL_EXCEPTION_DATA_TLBMISS_ACCESS \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	126 CYGNUM_HAL_VECTOR_TLB_LOAD_REFILL
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	127 #define CYGNUM_HAL_EXCEPTION_DATA_TLBMISS_WRITE \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	128 CYGNUM_HAL_VECTOR_TLB_STORE_REFILL
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	129 #define CYGNUM_HAL_EXCEPTION_DATA_UNALIGNED_ACCESS \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	130 CYGNUM_HAL_VECTOR_LOAD_ADDRESS
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	131 #define CYGNUM_HAL_EXCEPTION_DATA_UNALIGNED_WRITE \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	132 CYGNUM_HAL_VECTOR_STORE_ADDRESS
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	133 #define CYGNUM_HAL_EXCEPTION_CODE_ACCESS CYGNUM_HAL_VECTOR_IBE
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	134 #define CYGNUM_HAL_EXCEPTION_DATA_ACCESS CYGNUM_HAL_VECTOR_DBE
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	135 #define CYGNUM_HAL_EXCEPTION_SYSTEM_CALL CYGNUM_HAL_VECTOR_SYSTEM_CALL
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	136 #define CYGNUM_HAL_EXCEPTION_INSTRUCTION_BP CYGNUM_HAL_VECTOR_BREAKPOINT
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	137 #define CYGNUM_HAL_EXCEPTION_ILLEGAL_INSTRUCTION \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	138 CYGNUM_HAL_VECTOR_RESERVED_INSTRUCTION
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	139 #define CYGNUM_HAL_EXCEPTION_COPROCESSOR CYGNUM_HAL_VECTOR_COPROCESSOR
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	140 #define CYGNUM_HAL_EXCEPTION_OVERFLOW CYGNUM_HAL_VECTOR_OVERFLOW
90 70190fa0fe10 Merge from eCos master repository on 2000-05-19-07:47:03-BST jlarmour parents: 66 diff changeset	141 #define CYGNUM_HAL_EXCEPTION_DIV_BY_ZERO CYGNUM_HAL_VECTOR_DIV_BY_ZERO
126 518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 124 diff changeset	142 #ifdef CYGHWR_HAL_MIPS_FPU
124 0ec04793409a Merge from eCos master repository on 2000-09-11-03:00:13-BST jlarmour parents: 112 diff changeset	143 #define CYGNUM_HAL_EXCEPTION_FPU CYGNUM_HAL_VECTOR_FPE
126 518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 124 diff changeset	144 #endif
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	145
112 02ea4320376c Merge from eCos master repository on 2000-07-21-21:01:39-BST jlarmour parents: 90 diff changeset	146 #define CYGNUM_HAL_EXCEPTION_INTERRUPT CYGNUM_HAL_VECTOR_BREAKPOINT
02ea4320376c Merge from eCos master repository on 2000-07-21-21:01:39-BST jlarmour parents: 90 diff changeset	147
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 176 diff changeset	148 #ifdef CYGHWR_HAL_MIPS_FPU
126 518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 124 diff changeset	149 // decoded exception vectors
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 124 diff changeset	150 #define CYGNUM_HAL_EXCEPTION_FPU_INEXACT (-1)
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 124 diff changeset	151 #define CYGNUM_HAL_EXCEPTION_FPU_DIV_BY_ZERO (-2)
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 124 diff changeset	152 #define CYGNUM_HAL_EXCEPTION_FPU_OVERFLOW (-3)
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 124 diff changeset	153 #define CYGNUM_HAL_EXCEPTION_FPU_UNDERFLOW (-4)
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 124 diff changeset	154 #define CYGNUM_HAL_EXCEPTION_FPU_INVALID (-5)
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 176 diff changeset	155 #endif
126 518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 124 diff changeset	156
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	157 // Min/Max exception numbers and how many there are
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 176 diff changeset	158 #ifdef CYGNUM_HAL_EXCEPTION_FPU_INVALID
126 518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 124 diff changeset	159 #define CYGNUM_HAL_EXCEPTION_MIN CYGNUM_HAL_EXCEPTION_FPU_INVALID
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 176 diff changeset	160 #else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 176 diff changeset	161 #define CYGNUM_HAL_EXCEPTION_MIN CYGNUM_HAL_VSR_MIN
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 176 diff changeset	162 #endif
60 3836136e7743 Merge from eCos master repository on 1999-12-17-19:44:58-GMT jlarmour parents: 18 diff changeset	163 #define CYGNUM_HAL_EXCEPTION_MAX CYGNUM_HAL_VSR_MAX
126 518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 124 diff changeset	164
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 124 diff changeset	165 #define CYGNUM_HAL_EXCEPTION_COUNT \
518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 124 diff changeset	166 ( CYGNUM_HAL_EXCEPTION_MAX - CYGNUM_HAL_EXCEPTION_MIN + 1 )
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	167
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	168
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	169 #ifndef CYGHWR_HAL_INTERRUPT_VECTORS_DEFINED
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	170
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	171 // the default for all MIPS variants is to use the 6 bits
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	172 // in the cause register.
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	173
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	174 #define CYGNUM_HAL_INTERRUPT_0 0
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	175 #define CYGNUM_HAL_INTERRUPT_1 1
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	176 #define CYGNUM_HAL_INTERRUPT_2 2
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	177 #define CYGNUM_HAL_INTERRUPT_3 3
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	178 #define CYGNUM_HAL_INTERRUPT_4 4
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	179 #define CYGNUM_HAL_INTERRUPT_5 5
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	180
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	181 // Min/Max ISR numbers and how many there are
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	182 #define CYGNUM_HAL_ISR_MIN 0
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	183 #define CYGNUM_HAL_ISR_MAX 5
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	184 #define CYGNUM_HAL_ISR_COUNT 6
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	185
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	186 // The vector used by the Real time clock. The default here is to use
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	187 // interrupt 5, which is connected to the counter/comparator registers
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	188 // in many MIPS variants.
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	189
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	190 #ifndef CYGNUM_HAL_INTERRUPT_RTC
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	191 #define CYGNUM_HAL_INTERRUPT_RTC CYGNUM_HAL_INTERRUPT_5
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	192 #endif
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	193
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	194 #define CYGHWR_HAL_INTERRUPT_VECTORS_DEFINED
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	195
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	196 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	197
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	198 //--------------------------------------------------------------------------
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	199 // Static data used by HAL
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	200
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	201 // ISR tables
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	202 externC volatile CYG_ADDRESS hal_interrupt_handlers[CYGNUM_HAL_ISR_COUNT];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	203 externC volatile CYG_ADDRWORD hal_interrupt_data[CYGNUM_HAL_ISR_COUNT];
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	204 externC volatile CYG_ADDRESS hal_interrupt_objects[CYGNUM_HAL_ISR_COUNT];
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	205
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	206 // VSR table
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	207 externC volatile CYG_ADDRESS hal_vsr_table[CYGNUM_HAL_VSR_MAX+1];
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	208
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	209 //--------------------------------------------------------------------------
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	210 // Default ISR
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	211 // The #define is used to test whether this routine exists, and to allow
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	212 // us to call it.
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	213
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	214 externC cyg_uint32 hal_default_isr(CYG_ADDRWORD vector, CYG_ADDRWORD data);
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	215
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	216 #define HAL_DEFAULT_ISR hal_default_isr
d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	217
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	218 //--------------------------------------------------------------------------
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	219 // Interrupt state storage
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	220
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	221 typedef cyg_uint32 CYG_INTERRUPT_STATE;
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	222
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	223 //--------------------------------------------------------------------------
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	224 // Interrupt control macros
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	225 // Beware of nops in this code. They fill delay slots and avoid CP0 hazards
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	226 // that might otherwise cause following code to run in the wrong state or
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	227 // cause a resource conflict.
176 3902ef905c9c Merge from eCos master repository on 2001-08-03-06:43:13-BST jlarmour parents: 151 diff changeset	228 #ifndef CYGHWR_HAL_INTERRUPT_ENABLE_DISABLE_RESTORE_DEFINED
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	229
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	230 #define HAL_DISABLE_INTERRUPTS(_old_) \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	231 { \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	232 asm volatile ( \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	233 "mfc0 $8,$12; nop;" \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	234 "move %0,$8;" \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	235 "and $8,$8,0XFFFFFFFE;" \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	236 "mtc0 $8,$12;" \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	237 "nop; nop; nop;" \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	238 "and %0,%0,0X1;" \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	239 : "=r"(_old_) \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	240 : \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	241 : "$8" \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	242 ); \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	243 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	244
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	245 #define HAL_ENABLE_INTERRUPTS() \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	246 { \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	247 asm volatile ( \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	248 "mfc0 $8,$12; nop;" \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	249 "or $8,$8,1;" \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	250 "mtc0 $8,$12;" \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	251 "nop; nop; nop;" \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	252 : \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	253 : \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	254 : "$8" \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	255 ); \
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 #define HAL_RESTORE_INTERRUPTS(_old_) \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	259 { \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	260 asm volatile ( \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	261 "mfc0 $8,$12; nop;" \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	262 "and %0,%0,0x1;" \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	263 "or $8,$8,%0;" \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	264 "mtc0 $8,$12;" \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	265 "nop; nop; nop;" \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	266 : \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	267 : "r"(_old_) \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	268 : "$8" \
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 }
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 #define HAL_QUERY_INTERRUPTS( _state_ ) \
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 asm volatile ( \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	275 "mfc0 %0,$12; nop;" \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	276 "and %0,%0,0x1;" \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	277 : "=r"(_state_) \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	278 : \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	279 : "$8" \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	280 ); \
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
176 3902ef905c9c Merge from eCos master repository on 2001-08-03-06:43:13-BST jlarmour parents: 151 diff changeset	283 #endif // CYGHWR_HAL_INTERRUPT_ENABLE_DISABLE_RESTORE_DEFINED
3902ef905c9c Merge from eCos master repository on 2001-08-03-06:43:13-BST jlarmour parents: 151 diff changeset	284
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	285 //--------------------------------------------------------------------------
8 ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 6 diff changeset	286 // Routine to execute DSRs using separate interrupt stack
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 6 diff changeset	287
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 6 diff changeset	288 #ifdef CYGIMP_HAL_COMMON_INTERRUPTS_USE_INTERRUPT_STACK
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 6 diff changeset	289 externC void hal_interrupt_stack_call_pending_DSRs(void);
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 6 diff changeset	290 #define HAL_INTERRUPT_STACK_CALL_PENDING_DSRS() \
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 6 diff changeset	291 hal_interrupt_stack_call_pending_DSRs()
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 6 diff changeset	292
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 6 diff changeset	293 // these are offered solely for stack usage testing
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 6 diff changeset	294 // if they are not defined, then there is no interrupt stack.
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 6 diff changeset	295 #define HAL_INTERRUPT_STACK_BASE cyg_interrupt_stack_base
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 6 diff changeset	296 #define HAL_INTERRUPT_STACK_TOP cyg_interrupt_stack
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 6 diff changeset	297 // use them to declare these extern however you want:
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 6 diff changeset	298 // extern char HAL_INTERRUPT_STACK_BASE[];
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 6 diff changeset	299 // extern char HAL_INTERRUPT_STACK_TOP[];
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 6 diff changeset	300 // is recommended
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 6 diff changeset	301 #endif
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 6 diff changeset	302
ece80412419a Merge from eCos master repository on 1999-05-21-22:05:54-BST jlarmour parents: 6 diff changeset	303 //--------------------------------------------------------------------------
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	304 // Vector translation.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	305 // For chained interrupts we only have a single vector though which all
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	306 // are passed. For unchained interrupts we have a vector per interrupt.
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	307
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	308 #ifndef HAL_TRANSLATE_VECTOR
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	309
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	310 #if defined(CYGIMP_HAL_COMMON_INTERRUPTS_CHAIN)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	311
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	312 #define HAL_TRANSLATE_VECTOR(_vector_,_index_) (_index_) = 0
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	313
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	314 #else
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	315
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	316 #define HAL_TRANSLATE_VECTOR(_vector_,_index_) (_index_) = (_vector_)
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	317
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	318 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	319
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	320 #endif
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	321
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	322 //--------------------------------------------------------------------------
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	323 // Interrupt and VSR attachment macros
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	324
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	325 #define HAL_INTERRUPT_IN_USE( _vector_, _state_) \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	326 CYG_MACRO_START \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	327 cyg_uint32 _index_; \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	328 HAL_TRANSLATE_VECTOR ((_vector_), _index_); \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	329 \
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	330 if( hal_interrupt_handlers[_index_] == (CYG_ADDRESS)HAL_DEFAULT_ISR ) \
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	331 (_state_) = 0; \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	332 else \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	333 (_state_) = 1; \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	334 CYG_MACRO_END
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	335
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	336 #define HAL_INTERRUPT_ATTACH( _vector_, _isr_, _data_, _object_ ) \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	337 { \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	338 cyg_uint32 _index_; \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	339 HAL_TRANSLATE_VECTOR( _vector_, _index_ ); \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	340 \
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	341 if( hal_interrupt_handlers[_index_] == (CYG_ADDRESS)HAL_DEFAULT_ISR ) \
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	342 { \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	343 hal_interrupt_handlers[_index_] = (CYG_ADDRESS)_isr_; \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	344 hal_interrupt_data[_index_] = (CYG_ADDRWORD)_data_; \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	345 hal_interrupt_objects[_index_] = (CYG_ADDRESS)_object_; \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	346 } \
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	347 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	348
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	349 #define HAL_INTERRUPT_DETACH( _vector_, _isr_ ) \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	350 { \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	351 cyg_uint32 _index_; \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	352 HAL_TRANSLATE_VECTOR( _vector_, _index_ ); \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	353 \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	354 if( hal_interrupt_handlers[_index_] == (CYG_ADDRESS)_isr_ ) \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	355 { \
10 d3fbcdfa1b2f Merge from eCos master repository on 1999-05-29-00:13:11-BST jlarmour parents: 8 diff changeset	356 hal_interrupt_handlers[_index_] = (CYG_ADDRESS)HAL_DEFAULT_ISR; \
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	357 hal_interrupt_data[_index_] = 0; \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	358 hal_interrupt_objects[_index_] = 0; \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	359 } \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	360 }
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	361
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	362 #define HAL_VSR_GET( _vector_, _pvsr_ ) \
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	363 (_pvsr_) = (void ()())hal_vsr_table[_vector_];
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
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	366 #define HAL_VSR_SET( _vector_, _vsr_, _poldvsr_ ) CYG_MACRO_START \
126 518f42066aba Merge from eCos master repository on 2000-09-19-06:25:26-BST jlarmour parents: 124 diff changeset	367 if( (void*)_poldvsr_ != NULL) \
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	368 (CYG_ADDRESS )_poldvsr_ = (CYG_ADDRESS)hal_vsr_table[_vector_]; \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	369 hal_vsr_table[_vector_] = (CYG_ADDRESS)_vsr_; \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	370 CYG_MACRO_END
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	371
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	372 // This is an ugly name, but what it means is: grab the VSR back to eCos
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	373 // internal handling, or if you like, the default handler. But if
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	374 // cooperating with GDB and CygMon, the default behaviour is to pass most
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	375 // exceptions to CygMon. This macro undoes that so that eCos handles the
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	376 // exception. So use it with care.
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	377
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	378 externC void __default_exception_vsr(void);
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	379 externC void __default_interrupt_vsr(void);
90 70190fa0fe10 Merge from eCos master repository on 2000-05-19-07:47:03-BST jlarmour parents: 66 diff changeset	380 externC void __break_vsr_springboard(void);
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	381
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	382 #define HAL_VSR_SET_TO_ECOS_HANDLER( _vector_, _poldvsr_ ) CYG_MACRO_START \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	383 HAL_VSR_SET( _vector_, _vector_ == CYGNUM_HAL_VECTOR_INTERRUPT \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	384 ? (CYG_ADDRESS)__default_interrupt_vsr \
90 70190fa0fe10 Merge from eCos master repository on 2000-05-19-07:47:03-BST jlarmour parents: 66 diff changeset	385 : _vector_ == CYGNUM_HAL_VECTOR_BREAKPOINT \
70190fa0fe10 Merge from eCos master repository on 2000-05-19-07:47:03-BST jlarmour parents: 66 diff changeset	386 ? (CYG_ADDRESS)__break_vsr_springboard \
70190fa0fe10 Merge from eCos master repository on 2000-05-19-07:47:03-BST jlarmour parents: 66 diff changeset	387 : (CYG_ADDRESS)__default_exception_vsr, \
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	388 _poldvsr_ ); \
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	389 CYG_MACRO_END
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	390
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	391 //--------------------------------------------------------------------------
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	392 // Interrupt controller access
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	393 // The default code here simply uses the fields present in the CP0 status
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	394 // and cause registers to implement this functionality.
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	395 // Beware of nops in this code. They fill delay slots and avoid CP0 hazards
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	396 // that might otherwise cause following code to run in the wrong state or
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	397 // cause a resource conflict.
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	398
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	399 #ifndef CYGHWR_HAL_INTERRUPT_CONTROLLER_ACCESS_DEFINED
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	400
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	401 #define HAL_INTERRUPT_MASK( _vector_ ) \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	402 CYG_MACRO_START \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	403 asm volatile ( \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	404 "mfc0 $3,$12\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	405 "la $2,0x00000400\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	406 "sllv $2,$2,%0\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	407 "nor $2,$2,$0\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	408 "and $3,$3,$2\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	409 "mtc0 $3,$12\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	410 "nop; nop; nop\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	411 : \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	412 : "r"(_vector_) \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	413 : "$2", "$3" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	414 ); \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	415 CYG_MACRO_END
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	416
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	417 #define HAL_INTERRUPT_UNMASK( _vector_ ) \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	418 CYG_MACRO_START \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	419 asm volatile ( \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	420 "mfc0 $3,$12\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	421 "la $2,0x00000400\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	422 "sllv $2,$2,%0\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	423 "or $3,$3,$2\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	424 "mtc0 $3,$12\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	425 "nop; nop; nop\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	426 : \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	427 : "r"(_vector_) \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	428 : "$2", "$3" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	429 ); \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	430 CYG_MACRO_END
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	431
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	432 #define HAL_INTERRUPT_ACKNOWLEDGE( _vector_ ) \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	433 CYG_MACRO_START \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	434 asm volatile ( \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	435 "mfc0 $3,$13\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	436 "la $2,0x00000400\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	437 "sllv $2,$2,%0\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	438 "nor $2,$2,$0\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	439 "and $3,$3,$2\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	440 "mtc0 $3,$13\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	441 "nop; nop; nop\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	442 : \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	443 : "r"(_vector_) \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	444 : "$2", "$3" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	445 ); \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	446 CYG_MACRO_END
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	447
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	448 #define HAL_INTERRUPT_CONFIGURE( _vector_, _level_, _up_ )
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	449
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	450 #define HAL_INTERRUPT_SET_LEVEL( _vector_, _level_ )
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	451
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	452 #define CYGHWR_HAL_INTERRUPT_CONTROLLER_ACCESS_DEFINED
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	453
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	454 #endif
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	455
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	456 //--------------------------------------------------------------------------
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	457 // Clock control.
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	458 // This code uses the count and compare registers that are present in many
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	459 // MIPS variants.
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	460 // Beware of nops in this code. They fill delay slots and avoid CP0 hazards
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	461 // that might otherwise cause following code to run in the wrong state or
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	462 // cause a resource conflict.
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	463
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	464 #ifndef CYGHWR_HAL_CLOCK_CONTROL_DEFINED
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	465
18 7253dcc42a09 Merge from eCos master repository on 1999-06-25-15:31:50-BST jlarmour parents: 10 diff changeset	466 externC CYG_WORD32 cyg_hal_clock_period;
7253dcc42a09 Merge from eCos master repository on 1999-06-25-15:31:50-BST jlarmour parents: 10 diff changeset	467 #define CYGHWR_HAL_CLOCK_PERIOD_DEFINED
7253dcc42a09 Merge from eCos master repository on 1999-06-25-15:31:50-BST jlarmour parents: 10 diff changeset	468
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	469 #define HAL_CLOCK_INITIALIZE( _period_ ) \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	470 CYG_MACRO_START \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	471 asm volatile ( \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	472 "mtc0 $0,$9\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	473 "nop; nop; nop\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	474 "mtc0 %0,$11\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	475 "nop; nop; nop\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	476 : \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	477 : "r"(_period_) \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	478 ); \
18 7253dcc42a09 Merge from eCos master repository on 1999-06-25-15:31:50-BST jlarmour parents: 10 diff changeset	479 cyg_hal_clock_period = _period_; \
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	480 CYG_MACRO_END
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	481
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	482 #define HAL_CLOCK_RESET( _vector_, _period_ ) \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	483 CYG_MACRO_START \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	484 asm volatile ( \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	485 "mtc0 $0,$9\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	486 "nop; nop; nop\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	487 "mtc0 %0,$11\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	488 "nop; nop; nop\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	489 : \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	490 : "r"(_period_) \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	491 ); \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	492 CYG_MACRO_END
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	493
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	494 #define HAL_CLOCK_READ( _pvalue_ ) \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	495 CYG_MACRO_START \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	496 register CYG_WORD32 result; \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	497 asm volatile ( \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	498 "mfc0 %0,$9\n" \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	499 : "=r"(result) \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	500 ); \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	501 *(_pvalue_) = result; \
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	502 CYG_MACRO_END
443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	503
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	504 #define CYGHWR_HAL_CLOCK_CONTROL_DEFINED
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 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
6 d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	508 #if defined(CYGVAR_KERNEL_COUNTERS_CLOCK_LATENCY) && \
d376b777e2ce Merge from eCos master repository on 1999-05-14-19:27:43-BST jlarmour parents: 2 diff changeset	509 !defined(HAL_CLOCK_LATENCY)
18 7253dcc42a09 Merge from eCos master repository on 1999-06-25-15:31:50-BST jlarmour parents: 10 diff changeset	510 #define HAL_CLOCK_LATENCY( _pvalue_ ) \
7253dcc42a09 Merge from eCos master repository on 1999-06-25-15:31:50-BST jlarmour parents: 10 diff changeset	511 CYG_MACRO_START \
7253dcc42a09 Merge from eCos master repository on 1999-06-25-15:31:50-BST jlarmour parents: 10 diff changeset	512 register CYG_WORD32 _cval_; \
7253dcc42a09 Merge from eCos master repository on 1999-06-25-15:31:50-BST jlarmour parents: 10 diff changeset	513 HAL_CLOCK_READ(&_cval_); \
7253dcc42a09 Merge from eCos master repository on 1999-06-25-15:31:50-BST jlarmour parents: 10 diff changeset	514 *(_pvalue_) = _cval_ - cyg_hal_clock_period; \
7253dcc42a09 Merge from eCos master repository on 1999-06-25-15:31:50-BST jlarmour parents: 10 diff changeset	515 CYG_MACRO_END
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	516 #endif
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	517
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 126 diff changeset	518
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 126 diff changeset	519 //--------------------------------------------------------------------------
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 126 diff changeset	520 // Microsecond delay function provided in hal_misc.c
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 143 diff changeset	521 externC void hal_delay_us(int us);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 143 diff changeset	522
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 126 diff changeset	523 #define HAL_DELAY_US(n) hal_delay_us(n)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 126 diff changeset	524
2 443894e2e912 Block commit of eCos version 1.2.1 jlarmour parents: 0 diff changeset	525 //--------------------------------------------------------------------------
0 3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	526 #endif // ifndef CYGONCE_HAL_HAL_INTR_H
3111d98ba7b3 Initial commit of eCos version 1.1 jlarmour parents: diff changeset	527 // End of hal_intr.h

Mercurial > ecos

annotate packages/hal/mips/arch/current/include/hal_intr.h @ 3292:7f8e529b4d82 default tip