ecos: packages/hal/common/current/src/hal

annotate packages/hal/common/current/src/hal_if.c @ 2194:b1a65d90ce72

Virtual vector interface for FIS operations - from Alexander Neundorf

author	gthomas
date	Tue, 09 May 2006 15:51:39 +0000
parents	72aa9ecbdad9
children	3ea2b2f69262

rev	line source
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1 //=============================================================================
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	2 //
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	3 // hal_if.c
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	4 //
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	5 // ROM/RAM interfacing functions
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	6 //
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	7 //=============================================================================
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	8 //####ECOSGPLCOPYRIGHTBEGIN####
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	9 // -------------------------------------------
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	10 // This file is part of eCos, the Embedded Configurable Operating System.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
1452 c15fe26f81c7 Expand fconfig access via virtual vectors. gthomas parents: 1200 diff changeset	12 // Copyright (C) 2002, 2003 Gary Thomas
1056 72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	13 // Copyright (C) 2003 Nick Garnett <nickg@calivar.com>
1065 965fc7fbe135 * src/hal_if.c (hal_if_init): Remove kill_by_reset. jlarmour parents: 1056 diff changeset	14 // Copyright (C) 2003 Jonathan Larmour <jlarmour@eCosCentric.com>
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	15 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	16 // eCos is free software; you can redistribute it and/or modify it under
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	17 // the terms of the GNU General Public License as published by the Free
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	18 // Software Foundation; either version 2 or (at your option) any later version.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	19 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	20 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	21 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	22 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	23 // for more details.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	24 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	25 // You should have received a copy of the GNU General Public License along
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	26 // with eCos; if not, write to the Free Software Foundation, Inc.,
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	27 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	28 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	29 // As a special exception, if other files instantiate templates or use macros
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	30 // or inline functions from this file, or you compile this file and link it
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	31 // with other works to produce a work based on this file, this file does not
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	32 // by itself cause the resulting work to be covered by the GNU General Public
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	33 // License. However the source code for this file must still be made available
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	34 // in accordance with section (3) of the GNU General Public License.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	35 //
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	36 // This exception does not invalidate any other reasons why a work based on
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	37 // this file might be covered by the GNU General Public License.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	38 //
1056 72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	39 // Alternative licenses for eCos may be arranged by contacting the copyright
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	40 // holders.
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	41 // -------------------------------------------
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	42 //####ECOSGPLCOPYRIGHTEND####
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	43 //=============================================================================
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	44 //#####DESCRIPTIONBEGIN####
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	45 //
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	46 // Author(s): jskov
791 a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de> gthomas parents: 447 diff changeset	47 // Contributors:jskov, woehler
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	48 // Date: 2000-06-07
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	49 //
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	50 //####DESCRIPTIONEND####
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	51 //
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	52 //=============================================================================
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	53
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	54 #include <pkgconf/hal.h>
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	55
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	56 #ifdef CYGPKG_KERNEL
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	57 # include <pkgconf/kernel.h>
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	58 #endif
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	59
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	60 #include <cyg/infra/cyg_ass.h> // assertions
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	61
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	62 #include <cyg/hal/hal_arch.h> // set/restore GP
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	63
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	64 #include <cyg/hal/hal_io.h> // IO macros
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	65 #include <cyg/hal/hal_if.h> // our interface
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	66
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	67 #include <cyg/hal/hal_diag.h> // Diag IO
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	68 #include <cyg/hal/hal_misc.h> // User break
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	69
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	70 #include <cyg/hal/hal_stub.h> // stub functionality
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	71
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	72 #include <cyg/hal/hal_intr.h> // hal_vsr_table and others
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	73
156 b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	74 #ifdef CYGPKG_REDBOOT
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	75 #include <pkgconf/redboot.h>
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	76 #ifdef CYGSEM_REDBOOT_FLASH_CONFIG
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	77 #include <redboot.h>
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	78 #include <flash_config.h>
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	79 #endif
791 a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de> gthomas parents: 447 diff changeset	80 #ifdef CYGOPT_REDBOOT_FIS
a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de> gthomas parents: 447 diff changeset	81 #include <fis.h>
a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de> gthomas parents: 447 diff changeset	82 #endif
156 b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	83 #endif
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	84
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	85 //--------------------------------------------------------------------------
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	86
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	87 externC void patch_dbg_syscalls(void * vector);
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	88 externC void init_thread_syscall(void * vector);
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	89
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	90 //--------------------------------------------------------------------------
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	91 // Implementations and function wrappers for monitor services
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	92
156 b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	93 // flash config state queries
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	94 #ifdef CYGSEM_REDBOOT_FLASH_CONFIG
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	95
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	96 static __call_if_flash_cfg_op_fn_t flash_config_op;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	97
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	98 static cyg_bool
1452 c15fe26f81c7 Expand fconfig access via virtual vectors. gthomas parents: 1200 diff changeset	99 flash_config_op(int op, struct cyg_fconfig *fc)
156 b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	100 {
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 179 diff changeset	101 cyg_bool res = false;
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 179 diff changeset	102
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 179 diff changeset	103 CYGARC_HAL_SAVE_GP();
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 179 diff changeset	104
1452 c15fe26f81c7 Expand fconfig access via virtual vectors. gthomas parents: 1200 diff changeset	105 switch (op) {
156 b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	106 case CYGNUM_CALL_IF_FLASH_CFG_GET:
1452 c15fe26f81c7 Expand fconfig access via virtual vectors. gthomas parents: 1200 diff changeset	107 res = flash_get_config(fc->key, fc->val, fc->type);
c15fe26f81c7 Expand fconfig access via virtual vectors. gthomas parents: 1200 diff changeset	108 break;
c15fe26f81c7 Expand fconfig access via virtual vectors. gthomas parents: 1200 diff changeset	109 case CYGNUM_CALL_IF_FLASH_CFG_NEXT:
c15fe26f81c7 Expand fconfig access via virtual vectors. gthomas parents: 1200 diff changeset	110 res = flash_next_key(fc->key, fc->keylen, &fc->type, &fc->offset);
c15fe26f81c7 Expand fconfig access via virtual vectors. gthomas parents: 1200 diff changeset	111 break;
c15fe26f81c7 Expand fconfig access via virtual vectors. gthomas parents: 1200 diff changeset	112 case CYGNUM_CALL_IF_FLASH_CFG_SET:
c15fe26f81c7 Expand fconfig access via virtual vectors. gthomas parents: 1200 diff changeset	113 res = flash_set_config(fc->key, fc->val, fc->type);
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 179 diff changeset	114 break;
156 b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	115 default:
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	116 // nothing else supported yet - though it is expected that "set"
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	117 // will fit the same set of arguments, potentially.
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	118 break;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	119 }
191 678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 179 diff changeset	120
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 179 diff changeset	121 CYGARC_HAL_RESTORE_GP();
678094f34118 Merge from eCos master repository on 2001-10-19-06:43:02-BST jlarmour parents: 179 diff changeset	122 return res;
156 b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	123 }
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	124 #endif
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	125
791 a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de> gthomas parents: 447 diff changeset	126 #ifdef CYGOPT_REDBOOT_FIS
a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de> gthomas parents: 447 diff changeset	127
a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de> gthomas parents: 447 diff changeset	128 static __call_if_flash_fis_op_fn_t flash_fis_op;
a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de> gthomas parents: 447 diff changeset	129
a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de> gthomas parents: 447 diff changeset	130 static cyg_bool
a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de> gthomas parents: 447 diff changeset	131 flash_fis_op( int op, char name, void val)
a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de> gthomas parents: 447 diff changeset	132 {
1200 0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	133 cyg_bool res = false;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	134 struct fis_image_desc *fis;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	135 int num;
791 a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de> gthomas parents: 447 diff changeset	136
1200 0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	137 CYGARC_HAL_SAVE_GP();
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	138 fis = fis_lookup(name, &num);
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	139 if(fis != NULL)
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	140 {
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	141 switch ( op ) {
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	142 case CYGNUM_CALL_IF_FLASH_FIS_GET_FLASH_BASE:
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	143 (CYG_ADDRESS )val = fis->flash_base;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	144 res = true;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	145 break;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	146 case CYGNUM_CALL_IF_FLASH_FIS_GET_SIZE:
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	147 (unsigned long )val = fis->size;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	148 res = true;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	149 break;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	150 case CYGNUM_CALL_IF_FLASH_FIS_GET_MEM_BASE:
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	151 (CYG_ADDRESS )val = fis->mem_base;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	152 res = true;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	153 break;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	154 case CYGNUM_CALL_IF_FLASH_FIS_GET_ENTRY_POINT:
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	155 (CYG_ADDRESS )val = fis->entry_point;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	156 res = true;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	157 break;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	158 case CYGNUM_CALL_IF_FLASH_FIS_GET_DATA_LENGTH:
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	159 (unsigned long )val = fis->data_length;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	160 res = true;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	161 break;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	162 case CYGNUM_CALL_IF_FLASH_FIS_GET_DESC_CKSUM:
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	163 (unsigned long )val = fis->desc_cksum;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	164 res = true;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	165 break;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	166 case CYGNUM_CALL_IF_FLASH_FIS_GET_FILE_CKSUM:
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	167 (unsigned long )val = fis->file_cksum;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	168 res = true;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	169 break;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	170 default:
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	171 break;
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	172 }
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	173 }
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	174 CYGARC_HAL_RESTORE_GP();
0e41ddaf36fe Flesh out exported FIS functions - from Patrick Doyle gthomas parents: 1076 diff changeset	175 return res;
791 a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de> gthomas parents: 447 diff changeset	176 }
2194 b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	177
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	178 #include <cyg/io/flash.h>
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	179
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	180 extern int __flash_init;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	181 extern int fisdir_size;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	182 extern int flash_block_size;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	183 extern void* fis_addr;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	184 #ifdef CYGOPT_REDBOOT_REDUNDANT_FIS
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	185 extern void* redundant_fis_addr;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	186 #endif
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	187 extern void* fis_work_block;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	188 extern int do_flash_init(void);
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	189 extern int fis_start_update_directory(int autolock);
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	190 extern int fis_update_directory(int autolock, int error);
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	191
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	192 static __call_if_flash_fis_op2_fn_t flash_fis_op2;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	193
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	194 static int
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	195 flash_fis_op2( int op, unsigned int index, struct fis_table_entry *entry)
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	196 {
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	197 int res=0;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	198 CYGARC_HAL_SAVE_GP();
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	199 switch ( op ) {
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	200 case CYGNUM_CALL_IF_FLASH_FIS_GET_VERSION:
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	201 res=CYG_REDBOOT_FIS_VERSION;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	202 break;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	203 case CYGNUM_CALL_IF_FLASH_FIS_INIT:
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	204 __flash_init=0; //force reinitialization
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	205 res=do_flash_init();
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	206 break;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	207 case CYGNUM_CALL_IF_FLASH_FIS_GET_ENTRY_COUNT:
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	208 res=fisdir_size / sizeof(struct fis_image_desc);
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	209 break;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	210 case CYGNUM_CALL_IF_FLASH_FIS_GET_ENTRY:
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	211 {
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	212 struct fis_image_desc* img = (struct fis_image_desc *)fis_work_block;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	213 CYG_ASSERT(entry!=0, "fis_table_entry == 0 !");
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	214 memcpy(entry->name, img[index].u.name, 16);
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	215 entry->flash_base=img[index].flash_base;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	216 entry->mem_base=img[index].mem_base;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	217 entry->size=img[index].size;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	218 entry->entry_point=img[index].entry_point;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	219 entry->data_length=img[index].data_length;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	220 entry->desc_cksum=img[index].desc_cksum;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	221 entry->file_cksum=img[index].file_cksum;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	222 res=0;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	223 }
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	224 break;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	225 case CYGNUM_CALL_IF_FLASH_FIS_START_UPDATE:
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	226 fis_start_update_directory(1);
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	227 break;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	228 case CYGNUM_CALL_IF_FLASH_FIS_FINISH_UPDATE:
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	229 fis_update_directory(1, index);
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	230 break;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	231 case CYGNUM_CALL_IF_FLASH_FIS_MODIFY_ENTRY:
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	232 {
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	233 res=0;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	234 if (entry->name[0]!=0xff)
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	235 {
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	236 if ((entry->size==0)
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	237 \|\| ((entry->size % flash_block_size) !=0)
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	238 \|\| (flash_verify_addr((void*)entry->flash_base)!=0)
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	239 \|\| (flash_verify_addr((void*)(entry->flash_base+entry->size-1))!=0)
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	240 \|\| (entry->size < entry->data_length))
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	241 res=-1;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	242 }
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	243
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	244 if (res==0)
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	245 {
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	246 struct fis_image_desc* img = (struct fis_image_desc *)fis_work_block;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	247 memcpy(img[index].u.name, entry->name, 16);
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	248 img[index].flash_base=entry->flash_base;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	249 img[index].mem_base=entry->mem_base;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	250 img[index].size=entry->size;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	251 img[index].entry_point=entry->entry_point;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	252 img[index].data_length=entry->data_length;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	253 img[index].desc_cksum=entry->desc_cksum;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	254 img[index].file_cksum=entry->file_cksum;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	255 }
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	256 }
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	257 break;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	258 default:
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	259 break;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	260 }
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	261 CYGARC_HAL_RESTORE_GP();
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	262 return res;
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	263 }
b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	264
791 a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de> gthomas parents: 447 diff changeset	265 #endif
a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de> gthomas parents: 447 diff changeset	266
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	267 //----------------------------
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	268 // Delay uS
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	269 #ifdef CYGSEM_HAL_VIRTUAL_VECTOR_CLAIM_DELAY_US
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	270
156 b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	271 static __call_if_delay_us_t delay_us;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	272
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	273 static void
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	274 delay_us(cyg_int32 usecs)
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	275 {
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 136 diff changeset	276 CYGARC_HAL_SAVE_GP();
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	277 #ifdef CYGPKG_KERNEL
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 136 diff changeset	278 {
1056 72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	279 cyg_int32 start, elapsed, elapsed_usec;
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	280 cyg_int32 slice;
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	281 cyg_int32 usec_per_period = CYGNUM_HAL_RTC_NUMERATOR/CYGNUM_HAL_RTC_DENOMINATOR/1000;
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	282 cyg_int32 ticks_per_usec = CYGNUM_KERNEL_COUNTERS_RTC_PERIOD/usec_per_period;
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	283
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 136 diff changeset	284 do {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 136 diff changeset	285 // Spin in slices of 1/2 the RTC period. Allows interrupts
1056 72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	286 // time to run without messing up the algorithm. If we
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	287 // spun for 1 period (or more) of the RTC, there would also
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	288 // be problems figuring out when the timer wrapped. We
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	289 // may lose a tick or two for each cycle but it shouldn't
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	290 // matter much.
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	291
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	292 // The tests against CYGNUM_KERNEL_COUNTERS_RTC_PERIOD
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	293 // check for a value that would cause a 32 bit signed
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	294 // multiply to overflow. But this also implies that just
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	295 // multiplying by ticks_per_usec will yield a good
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	296 // approximation. Otherwise we need to do the full
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	297 // multiply+divide to get sufficient accuracy. Note that
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	298 // this test is actually constant, so the compiler will
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	299 // eliminate it and only compile the branch that is
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	300 // selected.
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	301
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	302 if( usecs > usec_per_period/2 )
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	303 slice = CYGNUM_KERNEL_COUNTERS_RTC_PERIOD/2;
1076 ff838098079a * src/hal_if.c (delay_us): The first test against nickg parents: 1065 diff changeset	304 else if( CYGNUM_KERNEL_COUNTERS_RTC_PERIOD/2 >= 0x7FFFFFFF/usec_per_period )
1056 72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	305 slice = usecs * ticks_per_usec;
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	306 else
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	307 {
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	308 slice = usecs*CYGNUM_KERNEL_COUNTERS_RTC_PERIOD;
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	309 slice /= usec_per_period;
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	310 }
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	311
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 136 diff changeset	312 HAL_CLOCK_READ(&start);
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 136 diff changeset	313 do {
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 136 diff changeset	314 HAL_CLOCK_READ(&elapsed);
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 136 diff changeset	315 elapsed = (elapsed - start); // counts up!
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 136 diff changeset	316 if (elapsed < 0)
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 136 diff changeset	317 elapsed += CYGNUM_KERNEL_COUNTERS_RTC_PERIOD;
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 136 diff changeset	318 } while (elapsed < slice);
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 136 diff changeset	319
1056 72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	320 // Adjust by elapsed, not slice, since an interrupt may
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	321 // have been stalling us for some time.
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	322
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	323 if( CYGNUM_KERNEL_COUNTERS_RTC_PERIOD >= 0x7FFFFFFF/usec_per_period )
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	324 elapsed_usec = elapsed / ticks_per_usec;
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	325 else
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	326 {
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	327 elapsed_usec = elapsed * usec_per_period;
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	328 elapsed_usec = elapsed_usec / CYGNUM_KERNEL_COUNTERS_RTC_PERIOD;
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	329 }
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	330
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	331 // It is possible for elapsed_usec to end up zero in some
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	332 // circumstances and we could end up looping indefinitely.
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	333 // Avoid that by ensuring that we always decrement usec by
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	334 // at least 1 each time.
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	335
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	336 usecs -= elapsed_usec ? elapsed_usec : 1;
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	337
72c6adb4efe1 * src/hal_if.c (delay_us): Reorganized to cope with high frequency nickg parents: 791 diff changeset	338 } while (usecs > 0);
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 136 diff changeset	339 }
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	340 #else // CYGPKG_KERNEL
136 a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT jlarmour parents: 119 diff changeset	341 #ifdef HAL_DELAY_US
110 84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 107 diff changeset	342 // Use a HAL feature if defined
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 107 diff changeset	343 HAL_DELAY_US(usecs);
136 a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT jlarmour parents: 119 diff changeset	344 #else
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT jlarmour parents: 119 diff changeset	345 // If no accurate delay mechanism, just spin for a while. Having
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT jlarmour parents: 119 diff changeset	346 // an inaccurate delay is much better than no delay at all. The
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 136 diff changeset	347 // count of 10 should mean the loop takes something resembling
136 a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT jlarmour parents: 119 diff changeset	348 // 1us on most CPUs running between 30-100MHz [depends on how many
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT jlarmour parents: 119 diff changeset	349 // instructions this compiles to, how many dispatch units can be
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT jlarmour parents: 119 diff changeset	350 // used for the simple loop, actual CPU frequency, etc]
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT jlarmour parents: 119 diff changeset	351 while (usecs-- > 0) {
a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT jlarmour parents: 119 diff changeset	352 int i;
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 136 diff changeset	353 for (i = 0; i < 10; i++);
136 a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT jlarmour parents: 119 diff changeset	354 }
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	355 #endif // HAL_DELAY_US
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	356 #endif // CYGPKG_KERNEL
143 6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT jlarmour parents: 136 diff changeset	357 CYGARC_HAL_RESTORE_GP();
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	358 }
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	359 #endif // CYGSEM_HAL_VIRTUAL_VECTOR_CLAIM_DELAY_US
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	360
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	361 // Reset functions
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	362 #ifdef CYGSEM_HAL_VIRTUAL_VECTOR_CLAIM_RESET
156 b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	363
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	364 static __call_if_reset_t reset;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	365
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	366 static void
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	367 reset(void)
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	368 {
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	369 CYGARC_HAL_SAVE_GP();
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	370 // With luck, the platform defines some magic that will cause a hardware
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	371 // reset.
1065 965fc7fbe135 * src/hal_if.c (hal_if_init): Remove kill_by_reset. jlarmour parents: 1056 diff changeset	372 #ifdef HAL_PLATFORM_RESET
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	373 HAL_PLATFORM_RESET();
1065 965fc7fbe135 * src/hal_if.c (hal_if_init): Remove kill_by_reset. jlarmour parents: 1056 diff changeset	374 #endif
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	375
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	376 #ifdef HAL_PLATFORM_RESET_ENTRY
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	377 // If that's not the case (above is an empty statement) there may
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	378 // be defined an address we can jump to - and effectively
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	379 // reinitialize the system. Not quite as good as a reset, but it
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	380 // is often enough.
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	381 goto *HAL_PLATFORM_RESET_ENTRY;
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	382
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	383 #else
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	384 #error " no RESET_ENTRY"
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	385 #endif
1065 965fc7fbe135 * src/hal_if.c (hal_if_init): Remove kill_by_reset. jlarmour parents: 1056 diff changeset	386 CYG_FAIL("Reset failed");
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	387 CYGARC_HAL_RESTORE_GP();
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	388 }
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	389
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	390 #endif
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	391
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	392 //------------------------------------
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	393 // NOP service
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	394 #if defined(CYGSEM_HAL_VIRTUAL_VECTOR_INIT_WHOLE_TABLE) \|\| \
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	395 defined(CYGSEM_HAL_VIRTUAL_VECTOR_CLAIM_COMMS)
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	396 static int
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	397 nop_service(void)
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	398 {
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	399 // This is the default service. It always returns false (0), and
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	400 // _does not_ trigger any assertions. Clients must either cope
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	401 // with the service failure or assert.
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	402 return 0;
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	403 }
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	404 #endif
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	405
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	406 //----------------------------------
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	407 // Comm controls
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	408 #ifdef CYGSEM_HAL_VIRTUAL_VECTOR_CLAIM_COMMS
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	409
112 02ea4320376c Merge from eCos master repository on 2000-07-21-21:01:39-BST jlarmour parents: 110 diff changeset	410 #ifdef CYGNUM_HAL_VIRTUAL_VECTOR_AUX_CHANNELS
02ea4320376c Merge from eCos master repository on 2000-07-21-21:01:39-BST jlarmour parents: 110 diff changeset	411 #define CYGNUM_HAL_VIRTUAL_VECTOR_NUM_CHANNELS \
02ea4320376c Merge from eCos master repository on 2000-07-21-21:01:39-BST jlarmour parents: 110 diff changeset	412 (CYGNUM_HAL_VIRTUAL_VECTOR_COMM_CHANNELS+CYGNUM_HAL_VIRTUAL_VECTOR_AUX_CHANNELS)
02ea4320376c Merge from eCos master repository on 2000-07-21-21:01:39-BST jlarmour parents: 110 diff changeset	413 #else
02ea4320376c Merge from eCos master repository on 2000-07-21-21:01:39-BST jlarmour parents: 110 diff changeset	414 #define CYGNUM_HAL_VIRTUAL_VECTOR_NUM_CHANNELS \
02ea4320376c Merge from eCos master repository on 2000-07-21-21:01:39-BST jlarmour parents: 110 diff changeset	415 CYGNUM_HAL_VIRTUAL_VECTOR_COMM_CHANNELS
02ea4320376c Merge from eCos master repository on 2000-07-21-21:01:39-BST jlarmour parents: 110 diff changeset	416 #endif
02ea4320376c Merge from eCos master repository on 2000-07-21-21:01:39-BST jlarmour parents: 110 diff changeset	417
02ea4320376c Merge from eCos master repository on 2000-07-21-21:01:39-BST jlarmour parents: 110 diff changeset	418 static hal_virtual_comm_table_t comm_channels[CYGNUM_HAL_VIRTUAL_VECTOR_NUM_CHANNELS+1];
103 95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	419
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	420 static int
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	421 set_debug_comm(int __comm_id)
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	422 {
103 95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	423 static int __selected_id = CYGNUM_CALL_IF_SET_COMM_ID_EMPTY;
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	424 hal_virtual_comm_table_t* __chan;
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	425 int interrupt_state = 0;
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	426 int res = 1, update = 0;
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	427 CYGARC_HAL_SAVE_GP();
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	428
103 95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	429 CYG_ASSERT(__comm_id >= CYGNUM_CALL_IF_SET_COMM_ID_MANGLER
112 02ea4320376c Merge from eCos master repository on 2000-07-21-21:01:39-BST jlarmour parents: 110 diff changeset	430 && __comm_id < CYGNUM_HAL_VIRTUAL_VECTOR_NUM_CHANNELS,
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	431 "Invalid channel");
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	432
103 95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	433 switch (__comm_id) {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	434 case CYGNUM_CALL_IF_SET_COMM_ID_QUERY_CURRENT:
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	435 if (__selected_id > 0)
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	436 res = __selected_id-1;
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	437 else if (__selected_id == 0)
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	438 res = CYGNUM_CALL_IF_SET_COMM_ID_MANGLER;
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	439 else
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	440 res = __selected_id;
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	441 break;
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	442
103 95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	443 case CYGNUM_CALL_IF_SET_COMM_ID_EMPTY:
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	444 CYGACC_CALL_IF_DEBUG_PROCS_SET(0);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	445 __selected_id = __comm_id;
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	446 break;
103 95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	447
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	448 case CYGNUM_CALL_IF_SET_COMM_ID_MANGLER:
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	449 __comm_id = 0;
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	450 update = 1;
103 95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	451 break;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	452
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	453 default:
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	454 __comm_id++; // skip mangler entry
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	455 update = 1;
103 95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	456 break;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	457 }
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	458
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	459 if (update) {
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	460 // Find the interrupt state of the channel.
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	461 __chan = CYGACC_CALL_IF_DEBUG_PROCS();
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	462 if (__chan)
107 7f461c3a372c Merge from eCos master repository on 2000-07-04-08:04:30-BST jlarmour parents: 105 diff changeset	463 interrupt_state = CYGACC_COMM_IF_CONTROL(*__chan, __COMMCTL_IRQ_DISABLE);
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	464
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	465 __selected_id = __comm_id;
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	466 CYGACC_CALL_IF_DEBUG_PROCS_SET(comm_channels[__comm_id]);
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	467
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	468 // Set interrupt state on the new channel.
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	469 __chan = CYGACC_CALL_IF_DEBUG_PROCS();
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	470 if (interrupt_state)
107 7f461c3a372c Merge from eCos master repository on 2000-07-04-08:04:30-BST jlarmour parents: 105 diff changeset	471 CYGACC_COMM_IF_CONTROL(*__chan, __COMMCTL_IRQ_ENABLE);
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	472 else
107 7f461c3a372c Merge from eCos master repository on 2000-07-04-08:04:30-BST jlarmour parents: 105 diff changeset	473 CYGACC_COMM_IF_CONTROL(*__chan, __COMMCTL_IRQ_DISABLE);
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	474 }
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	475
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	476 CYGARC_HAL_RESTORE_GP();
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	477 return res;
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	478 }
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	479
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	480 static int
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	481 set_console_comm(int __comm_id)
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	482 {
103 95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	483 static int __selected_id = CYGNUM_CALL_IF_SET_COMM_ID_EMPTY;
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	484 int res = 1, update = 0;
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	485 CYGARC_HAL_SAVE_GP();
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	486
103 95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	487 CYG_ASSERT(__comm_id >= CYGNUM_CALL_IF_SET_COMM_ID_MANGLER
112 02ea4320376c Merge from eCos master repository on 2000-07-21-21:01:39-BST jlarmour parents: 110 diff changeset	488 && __comm_id < CYGNUM_HAL_VIRTUAL_VECTOR_NUM_CHANNELS,
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	489 "Invalid channel");
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	490
103 95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	491 switch (__comm_id) {
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	492 case CYGNUM_CALL_IF_SET_COMM_ID_QUERY_CURRENT:
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	493 if (__selected_id > 0)
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	494 res = __selected_id-1;
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	495 else if (__selected_id == 0)
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	496 res = CYGNUM_CALL_IF_SET_COMM_ID_MANGLER;
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	497 else
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	498 res = __selected_id;
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	499 break;
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	500
103 95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	501 case CYGNUM_CALL_IF_SET_COMM_ID_EMPTY:
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	502 CYGACC_CALL_IF_CONSOLE_PROCS_SET(0);
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	503 __selected_id = __comm_id;
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	504 break;
103 95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	505
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	506 case CYGNUM_CALL_IF_SET_COMM_ID_MANGLER:
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	507 __comm_id = 0;
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	508 update = 1;
103 95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	509 break;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	510
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	511 default:
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	512 __comm_id++; // skip mangler entry
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	513 update = 1;
103 95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	514 break;
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	515 }
95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	516
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	517 if (update) {
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	518 __selected_id = __comm_id;
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	519
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	520 CYGACC_CALL_IF_CONSOLE_PROCS_SET(comm_channels[__comm_id]);
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	521 }
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	522
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	523 CYGARC_HAL_RESTORE_GP();
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	524 return res;
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	525 }
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	526 #endif
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	527
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	528 //----------------------------------
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	529 // Cache functions
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	530 #ifdef CYGSEM_HAL_VIRTUAL_VECTOR_CLAIM_CACHE
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	531
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	532 static void
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	533 flush_icache(void *__p, int __nbytes)
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	534 {
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	535 CYGARC_HAL_SAVE_GP();
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	536 #ifdef HAL_ICACHE_FLUSH
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	537 HAL_ICACHE_FLUSH( __p , __nbytes );
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	538 #elif defined(HAL_ICACHE_INVALIDATE)
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	539 HAL_ICACHE_INVALIDATE();
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	540 #endif
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	541 CYGARC_HAL_RESTORE_GP();
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	542 }
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	543
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	544 static void
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	545 flush_dcache(void *__p, int __nbytes)
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	546 {
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	547 CYGARC_HAL_SAVE_GP();
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	548 #ifdef HAL_DCACHE_FLUSH
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	549 HAL_DCACHE_FLUSH( __p , __nbytes );
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	550 #elif defined(HAL_DCACHE_INVALIDATE)
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	551 HAL_DCACHE_INVALIDATE();
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	552 #endif
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	553 CYGARC_HAL_RESTORE_GP();
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	554 }
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	555 #endif
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	556
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	557 #if defined(CYGSEM_HAL_VIRTUAL_VECTOR_DIAG)
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	558 //-----------------------------------------------------------------------------
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	559 // GDB console output mangler (O-packetizer)
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	560 // COMMS init function at end.
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	561
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	562 // This gets called via the virtual vector console comms entry and
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	563 // handles O-packetization. The debug comms entries are used for the
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	564 // actual device IO.
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	565 static cyg_uint8
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	566 cyg_hal_diag_mangler_gdb_getc(void* __ch_data)
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	567 {
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	568 cyg_uint8 __ch;
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	569 hal_virtual_comm_table_t* __chan = CYGACC_CALL_IF_DEBUG_PROCS();
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	570 CYGARC_HAL_SAVE_GP();
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	571
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	572 __ch = CYGACC_COMM_IF_GETC(*__chan);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	573
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	574 CYGARC_HAL_RESTORE_GP();
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	575
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	576 return __ch;
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	577 }
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	578
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	579 static char __mangler_line[100];
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	580 static int __mangler_pos = 0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	581
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	582 static void
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	583 cyg_hal_diag_mangler_gdb_flush(void* __ch_data)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	584 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	585 CYG_INTERRUPT_STATE old;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	586 hal_virtual_comm_table_t* __chan = CYGACC_CALL_IF_DEBUG_PROCS();
1968 7ddd5ba45ee5 * src/hal_if.c Added missing declarations of tries when compiling asl parents: 1452 diff changeset	587 #if CYGNUM_HAL_DEBUG_GDB_PROTOCOL_RETRIES != 0
7ddd5ba45ee5 * src/hal_if.c Added missing declarations of tries when compiling asl parents: 1452 diff changeset	588 int tries = CYGNUM_HAL_DEBUG_GDB_PROTOCOL_RETRIES;
7ddd5ba45ee5 * src/hal_if.c Added missing declarations of tries when compiling asl parents: 1452 diff changeset	589 #endif
7ddd5ba45ee5 * src/hal_if.c Added missing declarations of tries when compiling asl parents: 1452 diff changeset	590
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	591
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	592 // Nothing to do if mangler buffer is empty.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	593 if (__mangler_pos == 0)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	594 return;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	595
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	596 // Disable interrupts. This prevents GDB trying to interrupt us
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	597 // while we are in the middle of sending a packet. The serial
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	598 // receive interrupt will be seen when we re-enable interrupts
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	599 // later.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	600 #if defined(CYG_HAL_STARTUP_ROM) \
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	601 \|\| !defined(CYG_HAL_GDB_ENTER_CRITICAL_IO_REGION)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	602 HAL_DISABLE_INTERRUPTS(old);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	603 #else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	604 CYG_HAL_GDB_ENTER_CRITICAL_IO_REGION(old);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	605 #endif
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	606
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	607 #if CYGNUM_HAL_DEBUG_GDB_PROTOCOL_RETRIES != 0
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	608 // Only wait 500ms for data to arrive - avoid "stuck" connections
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	609 CYGACC_COMM_IF_CONTROL(*__chan, __COMMCTL_SET_TIMEOUT, CYGNUM_HAL_DEBUG_GDB_PROTOCOL_TIMEOUT);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	610 #endif
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	611
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	612 while(1)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	613 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	614 static const char hex[] = "0123456789ABCDEF";
2193 72aa9ecbdad9 * src/hal_if.c (cyg_hal_diag_mangler_gdb_flush): Fix compiler asl parents: 1968 diff changeset	615 cyg_uint8 csum = 0;
72aa9ecbdad9 * src/hal_if.c (cyg_hal_diag_mangler_gdb_flush): Fix compiler asl parents: 1968 diff changeset	616 char c1;
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	617 int i;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	618
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	619 CYGACC_COMM_IF_PUTC(*__chan, '$');
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	620 CYGACC_COMM_IF_PUTC(*__chan, 'O');
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	621 csum += 'O';
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	622 for( i = 0; i < __mangler_pos; i++ )
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	623 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	624 char ch = __mangler_line[i];
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	625 char h = hex[(ch>>4)&0xF];
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	626 char l = hex[ch&0xF];
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	627 CYGACC_COMM_IF_PUTC(*__chan, h);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	628 CYGACC_COMM_IF_PUTC(*__chan, l);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	629 csum += h;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	630 csum += l;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	631 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	632 CYGACC_COMM_IF_PUTC(*__chan, '#');
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	633 CYGACC_COMM_IF_PUTC(*__chan, hex[(csum>>4)&0xF]);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	634 CYGACC_COMM_IF_PUTC(*__chan, hex[csum&0xF]);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	635
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	636 nak:
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	637 #if CYGNUM_HAL_DEBUG_GDB_PROTOCOL_RETRIES != 0
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	638 if (CYGACC_COMM_IF_GETC_TIMEOUT(*__chan, &c1) == 0) {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	639 c1 = '-';
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	640 if (tries && (--tries == 0)) c1 = '+';
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	641 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	642 #else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	643 c1 = CYGACC_COMM_IF_GETC(*__chan);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	644 #endif
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	645
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	646 if( c1 == '+' ) break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	647
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	648 if( cyg_hal_is_break( &c1 , 1 ) ) {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	649 // Caller's responsibility to react on this.
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	650 CYGACC_CALL_IF_CONSOLE_INTERRUPT_FLAG_SET(1);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	651 break;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	652 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	653 if( c1 != '-' ) goto nak;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	654 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	655
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	656 __mangler_pos = 0;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	657 // And re-enable interrupts
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	658 #if defined(CYG_HAL_STARTUP_ROM) \
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	659 \|\| !defined(CYG_HAL_GDB_ENTER_CRITICAL_IO_REGION)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	660 HAL_RESTORE_INTERRUPTS(old);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	661 #else
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	662 CYG_HAL_GDB_LEAVE_CRITICAL_IO_REGION(old);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	663 #endif
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	664 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	665
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	666 static void
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	667 cyg_hal_diag_mangler_gdb_putc(void* __ch_data, cyg_uint8 c)
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	668 {
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	669 // No need to send CRs
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	670 if( c == '\r' ) return;
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	671
161 ac086aa3217e Merge from eCos master repository on 2001-06-08-21:11:51-BST jlarmour parents: 159 diff changeset	672 CYGARC_HAL_SAVE_GP();
ac086aa3217e Merge from eCos master repository on 2001-06-08-21:11:51-BST jlarmour parents: 159 diff changeset	673
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	674 __mangler_line[__mangler_pos++] = c;
179 391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 162 diff changeset	675
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	676 if( c == '\n' \|\| __mangler_pos == sizeof(__mangler_line) )
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	677 cyg_hal_diag_mangler_gdb_flush(__ch_data);
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	678
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	679 CYGARC_HAL_RESTORE_GP();
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	680 }
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	681
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	682 static void
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	683 cyg_hal_diag_mangler_gdb_write(void* __ch_data,
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	684 const cyg_uint8* __buf, cyg_uint32 __len)
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	685 {
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	686 CYGARC_HAL_SAVE_GP();
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	687
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	688 while(__len-- > 0)
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	689 cyg_hal_diag_mangler_gdb_putc(__ch_data, *__buf++);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	690
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	691 CYGARC_HAL_RESTORE_GP();
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	692 }
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	693
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	694 static void
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	695 cyg_hal_diag_mangler_gdb_read(void* __ch_data,
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	696 cyg_uint8* __buf, cyg_uint32 __len)
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	697 {
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	698 CYGARC_HAL_SAVE_GP();
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	699
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	700 while(__len-- > 0)
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	701 *__buf++ = cyg_hal_diag_mangler_gdb_getc(__ch_data);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	702
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	703 CYGARC_HAL_RESTORE_GP();
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	704 }
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	705
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	706 static int
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	707 cyg_hal_diag_mangler_gdb_control(void *__ch_data,
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	708 __comm_control_cmd_t __func, ...)
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	709 {
208 e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	710 CYGARC_HAL_SAVE_GP();
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	711
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	712 if (__func == __COMMCTL_FLUSH_OUTPUT)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	713 cyg_hal_diag_mangler_gdb_flush(__ch_data);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	714
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST jlarmour parents: 191 diff changeset	715 CYGARC_HAL_RESTORE_GP();
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	716 return 0;
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	717 }
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	718
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	719 // This is the COMMS init function. It gets called both by the stubs
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	720 // and diag init code to initialize the COMMS mangler channel table -
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	721 // that's all. The callers have to decide whether to actually use this
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	722 // channel.
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	723 void
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	724 cyg_hal_diag_mangler_gdb_init(void)
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	725 {
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	726 hal_virtual_comm_table_t* comm;
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	727 int cur = CYGACC_CALL_IF_SET_CONSOLE_COMM(CYGNUM_CALL_IF_SET_COMM_ID_QUERY_CURRENT);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	728
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	729 // Initialize mangler procs
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	730 CYGACC_CALL_IF_SET_CONSOLE_COMM(CYGNUM_CALL_IF_SET_COMM_ID_MANGLER);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	731 comm = CYGACC_CALL_IF_CONSOLE_PROCS();
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	732 CYGACC_COMM_IF_WRITE_SET(*comm, cyg_hal_diag_mangler_gdb_write);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	733 CYGACC_COMM_IF_READ_SET(*comm, cyg_hal_diag_mangler_gdb_read);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	734 CYGACC_COMM_IF_PUTC_SET(*comm, cyg_hal_diag_mangler_gdb_putc);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	735 CYGACC_COMM_IF_GETC_SET(*comm, cyg_hal_diag_mangler_gdb_getc);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	736 CYGACC_COMM_IF_CONTROL_SET(*comm, cyg_hal_diag_mangler_gdb_control);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	737
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	738 // Restore the original console channel.
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	739 CYGACC_CALL_IF_SET_CONSOLE_COMM(cur);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	740 }
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	741
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	742 //-----------------------------------------------------------------------------
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	743 // Null console output mangler
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	744 // COMMS init function at end.
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	745
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	746 // This gets called via the virtual vector console comms entry and
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	747 // just forwards IO to the debug comms entries.
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	748 // This differs from setting the console channel to the same as the
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	749 // debug channel in that console output will go to the debug channel
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	750 // even if the debug channel is changed.
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	751 static cyg_uint8
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	752 cyg_hal_diag_mangler_null_getc(void* __ch_data)
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	753 {
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	754 cyg_uint8 __ch;
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	755 hal_virtual_comm_table_t* __chan = CYGACC_CALL_IF_DEBUG_PROCS();
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	756 CYGARC_HAL_SAVE_GP();
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	757
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	758 __ch = CYGACC_COMM_IF_GETC(*__chan);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	759
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	760 CYGARC_HAL_RESTORE_GP();
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	761
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	762 return __ch;
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	763 }
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	764
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	765
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	766 static void
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	767 cyg_hal_diag_mangler_null_putc(void* __ch_data, cyg_uint8 c)
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	768 {
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	769 hal_virtual_comm_table_t* __chan = CYGACC_CALL_IF_DEBUG_PROCS();
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	770
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	771 CYGARC_HAL_SAVE_GP();
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	772
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	773 CYGACC_COMM_IF_PUTC(*__chan, c);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	774
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	775 CYGARC_HAL_RESTORE_GP();
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	776 }
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	777
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	778 static void
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	779 cyg_hal_diag_mangler_null_write(void* __ch_data,
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	780 const cyg_uint8* __buf, cyg_uint32 __len)
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	781 {
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	782 CYGARC_HAL_SAVE_GP();
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	783
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	784 while(__len-- > 0)
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	785 cyg_hal_diag_mangler_null_putc(__ch_data, *__buf++);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	786
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	787 CYGARC_HAL_RESTORE_GP();
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	788 }
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	789
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	790 static void
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	791 cyg_hal_diag_mangler_null_read(void* __ch_data,
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	792 cyg_uint8* __buf, cyg_uint32 __len)
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	793 {
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	794 CYGARC_HAL_SAVE_GP();
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	795
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	796 while(__len-- > 0)
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	797 *__buf++ = cyg_hal_diag_mangler_null_getc(__ch_data);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	798
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	799 CYGARC_HAL_RESTORE_GP();
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	800 }
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	801
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	802 static int
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	803 cyg_hal_diag_mangler_null_control(void *__ch_data,
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	804 __comm_control_cmd_t __func, ...)
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	805 {
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	806 // Do nothing (yet).
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	807 return 0;
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	808 }
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	809
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	810 // This is the COMMS init function. It gets called both by the stubs
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	811 // and diag init code to initialize the COMMS mangler channel table -
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	812 // that's all. The callers have to decide whether to actually use this
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	813 // channel.
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	814 void
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	815 cyg_hal_diag_mangler_null_init(void)
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	816 {
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	817 hal_virtual_comm_table_t* comm;
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	818 int cur = CYGACC_CALL_IF_SET_CONSOLE_COMM(CYGNUM_CALL_IF_SET_COMM_ID_QUERY_CURRENT);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	819
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	820 // Initialize mangler procs
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	821 CYGACC_CALL_IF_SET_CONSOLE_COMM(CYGNUM_CALL_IF_SET_COMM_ID_MANGLER);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	822 comm = CYGACC_CALL_IF_CONSOLE_PROCS();
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	823 CYGACC_COMM_IF_WRITE_SET(*comm, cyg_hal_diag_mangler_null_write);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	824 CYGACC_COMM_IF_READ_SET(*comm, cyg_hal_diag_mangler_null_read);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	825 CYGACC_COMM_IF_PUTC_SET(*comm, cyg_hal_diag_mangler_null_putc);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	826 CYGACC_COMM_IF_GETC_SET(*comm, cyg_hal_diag_mangler_null_getc);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	827 CYGACC_COMM_IF_CONTROL_SET(*comm, cyg_hal_diag_mangler_null_control);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	828
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	829 // Restore the original console channel.
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	830 CYGACC_CALL_IF_SET_CONSOLE_COMM(cur);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	831 }
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	832
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	833 //-----------------------------------------------------------------------------
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	834 // Console IO functions that adhere to the virtual vector table semantics in
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	835 // order to ensure proper debug agent mangling when required.
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	836 //
115 6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST jlarmour parents: 112 diff changeset	837 externC void cyg_hal_plf_comms_init(void);
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	838
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	839 void
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	840 hal_if_diag_init(void)
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	841 {
156 b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	842 // This function may be called from various places and the code
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	843 // should only run once.
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	844 static cyg_uint8 called = 0;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	845 if (called) return;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	846 called = 1;
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	847
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	848 #ifndef CYGSEM_HAL_VIRTUAL_VECTOR_INHERIT_CONSOLE
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	849
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	850 #if defined(CYGDBG_HAL_DIAG_TO_DEBUG_CHAN)
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	851 // Use the mangler channel, which in turn uses the debug channel.
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	852 CYGACC_CALL_IF_SET_CONSOLE_COMM(CYGNUM_CALL_IF_SET_COMM_ID_MANGLER);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	853
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	854 // Initialize the mangler channel.
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	855 #if defined(CYGSEM_HAL_DIAG_MANGLER_GDB)
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	856 cyg_hal_diag_mangler_gdb_init();
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	857 #elif defined(CYGSEM_HAL_DIAG_MANGLER_None)
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	858 cyg_hal_diag_mangler_null_init();
103 95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	859 #endif
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	860
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	861 #else // CYGDBG_HAL_DIAG_TO_DEBUG_CHAN
103 95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	862
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	863 // Use an actual (raw) IO channel
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	864 CYGACC_CALL_IF_SET_CONSOLE_COMM(CYGNUM_HAL_VIRTUAL_VECTOR_CONSOLE_CHANNEL);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	865
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	866 #endif // CYGDBG_HAL_DIAG_TO_DEBUG_CHAN
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	867
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	868 #endif // CYGSEM_HAL_VIRTUAL_VECTOR_INHERIT_CONSOLE
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	869 }
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	870
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	871 void
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	872 hal_if_diag_write_char(char c)
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	873 {
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	874 hal_virtual_comm_table_t* __chan = CYGACC_CALL_IF_CONSOLE_PROCS();
179 391299f9e541 Merge from eCos master repository on 2001-08-17-16:31:54-BST jlarmour parents: 162 diff changeset	875
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	876 if (__chan)
107 7f461c3a372c Merge from eCos master repository on 2000-07-04-08:04:30-BST jlarmour parents: 105 diff changeset	877 CYGACC_COMM_IF_PUTC(*__chan, c);
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	878 else {
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	879 __chan = CYGACC_CALL_IF_DEBUG_PROCS();
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	880
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	881 // FIXME: What should be done if assertions are not enabled?
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	882 // This is a bad bad situation - we have no means for diag
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	883 // output; we want to hit a breakpoint to alert the developer
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	884 // or something like that.
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	885 CYG_ASSERT(__chan, "No valid channel set");
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	886
107 7f461c3a372c Merge from eCos master repository on 2000-07-04-08:04:30-BST jlarmour parents: 105 diff changeset	887 CYGACC_COMM_IF_PUTC(*__chan, c);
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	888 }
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	889
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	890 // Check interrupt flag
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	891 if (CYGACC_CALL_IF_CONSOLE_INTERRUPT_FLAG()) {
136 a9ac27ec7abc Merge from eCos master repository on 2000-11-17-18:24:25-GMT jlarmour parents: 119 diff changeset	892 CYGACC_CALL_IF_CONSOLE_INTERRUPT_FLAG_SET(0);
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	893 cyg_hal_user_break(0);
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	894 }
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	895 }
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	896
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	897 void
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	898 hal_if_diag_read_char(char *c)
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	899 {
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	900 hal_virtual_comm_table_t* __chan = CYGACC_CALL_IF_CONSOLE_PROCS();
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	901
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	902 if (__chan)
107 7f461c3a372c Merge from eCos master repository on 2000-07-04-08:04:30-BST jlarmour parents: 105 diff changeset	903 c = CYGACC_COMM_IF_GETC(__chan);
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	904 else {
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	905 __chan = CYGACC_CALL_IF_DEBUG_PROCS();
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	906
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	907 // FIXME: What should be done if assertions are not enabled?
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	908 // This is a bad bad situation - we have no means for diag
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	909 // output; we want to hit a breakpoint to alert the developer
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	910 // or something like that.
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	911 CYG_ASSERT(__chan, "No valid channel set");
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	912
107 7f461c3a372c Merge from eCos master repository on 2000-07-04-08:04:30-BST jlarmour parents: 105 diff changeset	913 c = CYGACC_COMM_IF_GETC(__chan);
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	914 }
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	915 }
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	916 #endif // CYGSEM_HAL_VIRTUAL_VECTOR_DIAG
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	917
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	918 //=============================================================================
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	919 // CtrlC support
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	920 //=============================================================================
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	921
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	922 #if defined(CYGDBG_HAL_DEBUG_GDB_BREAK_SUPPORT) \
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	923 \|\| defined(CYGDBG_HAL_DEBUG_GDB_CTRLC_SUPPORT)
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	924
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	925 struct Hal_SavedRegisters *hal_saved_interrupt_state;
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	926
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	927 void
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	928 hal_ctrlc_isr_init(void)
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	929 {
110 84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 107 diff changeset	930 // A ROM monitor never enables the interrupt itself. This is left
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 107 diff changeset	931 // to the (RAM) application.
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 107 diff changeset	932 #ifndef CYGSEM_HAL_ROM_MONITOR
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	933 hal_virtual_comm_table_t* __chan = CYGACC_CALL_IF_DEBUG_PROCS();
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	934
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	935 #if 1 // Prevents crash on older stubs
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	936 int v_m;
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	937 // Allow only ctrl-c interrupt enabling when version in table is
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	938 // below legal max and above the necessary service, and _not_
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	939 // the value we set it to below.
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	940 v_m = CYGACC_CALL_IF_VERSION() & CYGNUM_CALL_IF_TABLE_VERSION_CALL_MASK;
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	941 if (v_m >= CYGNUM_CALL_IF_TABLE_VERSION_CALL_MAX
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	942 \|\| v_m < CYGNUM_CALL_IF_SET_DEBUG_COMM
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	943 \|\| v_m == CYGNUM_CALL_IF_TABLE_VERSION_CALL_HACK)
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	944 return;
110 84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 107 diff changeset	945
84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 107 diff changeset	946 // Now trash that value - otherwise downloading an image with
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	947 // builtin stubs on a board with older stubs (which will cause the
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	948 // version to be set to VERSION_CALL) may cause all subsequent
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	949 // runs to (wrongly) fall through to the below code. If there is
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	950 // a new stub on the board, it will reinitialize the version field
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	951 // on reset. Yes, this is a gross hack!
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	952 CYGACC_CALL_IF_VERSION_SET(CYGNUM_CALL_IF_TABLE_VERSION_CALL_HACK);
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	953 #endif
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	954
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	955 // We can only enable interrupts on a valid debug channel.
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	956 if (__chan)
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	957 CYGACC_COMM_IF_CONTROL(*__chan, __COMMCTL_IRQ_ENABLE);
110 84e4bde58b26 Merge from eCos master repository on 2000-07-14-22:00:02-BST jlarmour parents: 107 diff changeset	958 #endif
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	959 }
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	960
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	961 cyg_uint32
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	962 hal_ctrlc_isr(CYG_ADDRWORD vector, CYG_ADDRWORD data)
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	963 {
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	964 hal_virtual_comm_table_t* __chan = CYGACC_CALL_IF_DEBUG_PROCS();
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	965 int isr_ret = 0, ctrlc = 0;
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	966
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	967 if (__chan) {
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	968 isr_ret = CYGACC_COMM_IF_DBG_ISR(*__chan, &ctrlc, vector, data);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	969 if (ctrlc)
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	970 cyg_hal_user_break( (CYG_ADDRWORD *)hal_saved_interrupt_state );
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	971 }
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	972 return isr_ret;
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	973 }
119 77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 115 diff changeset	974
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 115 diff changeset	975 cyg_bool
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 115 diff changeset	976 hal_ctrlc_check(CYG_ADDRWORD vector, CYG_ADDRWORD data)
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 115 diff changeset	977 {
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	978 hal_virtual_comm_table_t* __chan = CYGACC_CALL_IF_DEBUG_PROCS();
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	979 int gdb_vector = vector-1;
119 77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 115 diff changeset	980 int isr_ret, ctrlc = 0;
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 115 diff changeset	981
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 115 diff changeset	982 // This check only to avoid crash on older stubs in case of unhandled
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 115 diff changeset	983 // interrupts. It is a bit messy, but required in a transition period.
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	984 if (__chan &&
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	985 (CYGNUM_CALL_IF_TABLE_VERSION_CALL_HACK ==
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	986 (CYGACC_CALL_IF_VERSION() & CYGNUM_CALL_IF_TABLE_VERSION_CALL_MASK))){
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	987 gdb_vector = CYGACC_COMM_IF_CONTROL(*__chan, __COMMCTL_DBG_ISR_VECTOR);
119 77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 115 diff changeset	988 }
145 2e9a636d9de9 Merge from eCos master repository on 2000-12-21-14:18:40-GMT jlarmour parents: 143 diff changeset	989 if (vector == gdb_vector) {
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	990 isr_ret = CYGACC_COMM_IF_DBG_ISR(*__chan, &ctrlc, vector, data);
159 511f4dc167f6 Merge from eCos master repository on 2001-05-18-01:30:05-BST jlarmour parents: 156 diff changeset	991 if (ctrlc) {
119 77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 115 diff changeset	992 cyg_hal_user_break( (CYG_ADDRWORD *)hal_saved_interrupt_state );
159 511f4dc167f6 Merge from eCos master repository on 2001-05-18-01:30:05-BST jlarmour parents: 156 diff changeset	993 return true;
511f4dc167f6 Merge from eCos master repository on 2001-05-18-01:30:05-BST jlarmour parents: 156 diff changeset	994 }
119 77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 115 diff changeset	995 }
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 115 diff changeset	996 return false;
77cec8369160 Merge from eCos master repository on 2000-09-01-07:47:03-BST jlarmour parents: 115 diff changeset	997 }
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	998 #endif // CYGDBG_HAL_DEBUG_GDB_BREAK_SUPPORT \|\| CYGDBG_HAL_DEBUG_GDB_CTRLC_SUPPORT
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	999
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1000 //--------------------------------------------------------------------------
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1001 // Init function. It should be called from the platform initialization code.
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1002 // For monitor configurations it will initialize the calling interface table,
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1003 // for client configurations it will patch the existing table as per
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1004 // configuration.
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1005 void
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1006 hal_if_init(void)
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1007 {
156 b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1008 //**********************************************************************
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1009 //
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1010 // Note that if your RAM application is configured to initialize
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1011 // the whole table _or_ the communication channels, you _cannot_
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1012 // step through this function with the debugger. If your channel
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1013 // configurations are set to the default, you should be able to
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1014 // simply step over this function though (or use 'finish' once you
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1015 // have entered this function if that GDB command works).
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1016 //
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1017 // If you really do need to debug this code, the best approach is
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1018 // to have a working RedBoot / GDB stub in ROM and then change the
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1019 // hal_virtual_vector_table to reside at some other address in the
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1020 // RAM configuration than that used by the ROM monitor. Then
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1021 // you'll be able to use the ROM monitor to debug the below code
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1022 // and check that it does the right thing.
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1023 //
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1024 // Note that if you have a ROM monitor in ROM/flash which does
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1025 // support virtual vectors, you should be able to disable the
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1026 // option CYGSEM_HAL_VIRTUAL_VECTOR_INIT_WHOLE_TABLE. On some
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1027 // targets (which predate the introduction of virtual vectors)
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1028 // that option is enabled per default and needs to be explicitly
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1029 // disabled when you have an updated ROM monitor.
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1030 //
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1031 //**********************************************************************
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1032
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1033 #ifdef CYGSEM_HAL_VIRTUAL_VECTOR_INIT_WHOLE_TABLE
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1034 {
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1035 int i;
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1036
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1037 // Initialize tables with the NOP service.
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1038 // This should only be done for service routine entries - data
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1039 // pointers should be NULLed.
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1040 for (i = 0; i < CYGNUM_CALL_IF_TABLE_SIZE; i++)
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1041 hal_virtual_vector_table[i] = (CYG_ADDRWORD) &nop_service;
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1042
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1043 // Version number
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1044 CYGACC_CALL_IF_VERSION_SET(CYGNUM_CALL_IF_TABLE_VERSION_CALL
156 b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1045 \|((CYG_ADDRWORD)CYGNUM_CALL_IF_TABLE_VERSION_COMM<<CYGNUM_CALL_IF_TABLE_VERSION_COMM_shift));
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1046 }
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1047 #endif
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1048
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1049 // Miscellaneous services with wrappers in this file.
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1050 #ifdef CYGSEM_HAL_VIRTUAL_VECTOR_CLAIM_RESET
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1051 CYGACC_CALL_IF_RESET_SET(reset);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1052 #endif
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1053 #ifdef CYGSEM_HAL_VIRTUAL_VECTOR_CLAIM_DELAY_US
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1054 CYGACC_CALL_IF_DELAY_US_SET(delay_us);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1055 #endif
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1056
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1057 #ifdef CYGSEM_HAL_VIRTUAL_VECTOR_CLAIM_CACHE
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1058 // Cache functions
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1059 CYGACC_CALL_IF_FLUSH_ICACHE_SET(flush_icache);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1060 CYGACC_CALL_IF_FLUSH_DCACHE_SET(flush_dcache);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1061 #endif
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1062
156 b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1063 #ifdef CYGSEM_REDBOOT_FLASH_CONFIG
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1064 CYGACC_CALL_IF_FLASH_CFG_OP_SET(flash_config_op);
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1065 #endif
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1066
791 a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de> gthomas parents: 447 diff changeset	1067 #ifdef CYGOPT_REDBOOT_FIS
a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de> gthomas parents: 447 diff changeset	1068 CYGACC_CALL_IF_FLASH_FIS_OP_SET(flash_fis_op);
2194 b1a65d90ce72 Virtual vector interface for FIS operations - from Alexander Neundorf gthomas parents: 2193 diff changeset	1069 CYGACC_CALL_IF_FLASH_FIS_OP2_SET(flash_fis_op2);
791 a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de> gthomas parents: 447 diff changeset	1070 #endif
a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de> gthomas parents: 447 diff changeset	1071
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1072 // Data entries not currently supported in eCos
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1073 #ifdef CYGSEM_HAL_VIRTUAL_VECTOR_CLAIM_DATA
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1074 CYGACC_CALL_IF_DBG_DATA_SET(0);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1075 #endif
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1076
447 44f818173f96 Export RedBoot version via virtual vector table. gthomas parents: 210 diff changeset	1077 #ifdef CYGSEM_HAL_VIRTUAL_VECTOR_CLAIM_VERSION
44f818173f96 Export RedBoot version via virtual vector table. gthomas parents: 210 diff changeset	1078 CYGACC_CALL_IF_MONITOR_VERSION_SET(0);
44f818173f96 Export RedBoot version via virtual vector table. gthomas parents: 210 diff changeset	1079 #endif
44f818173f96 Export RedBoot version via virtual vector table. gthomas parents: 210 diff changeset	1080
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1081 // Comm controls
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1082 #ifdef CYGSEM_HAL_VIRTUAL_VECTOR_CLAIM_COMMS
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1083 {
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1084 int i, j;
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1085
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1086 // Clear out tables with safe dummy function.
112 02ea4320376c Merge from eCos master repository on 2000-07-21-21:01:39-BST jlarmour parents: 110 diff changeset	1087 for (j = 0; j < CYGNUM_HAL_VIRTUAL_VECTOR_NUM_CHANNELS+1; j++)
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1088 for (i = 0; i < CYGNUM_COMM_IF_TABLE_SIZE; i++)
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1089 comm_channels[j][i] = (CYG_ADDRWORD) &nop_service;
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1090
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1091 // Set accessor functions
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1092 CYGACC_CALL_IF_SET_DEBUG_COMM_SET(set_debug_comm);
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1093 CYGACC_CALL_IF_SET_CONSOLE_COMM_SET(set_console_comm);
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1094
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1095 // Initialize console/debug procs. Note that these _must_
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1096 // be set to empty before the comms init call.
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	1097 set_debug_comm(CYGNUM_CALL_IF_SET_COMM_ID_EMPTY);
103 95f3e12a6327 Merge from eCos master repository on 2000-06-23-16:41:10-BST jlarmour parents: 101 diff changeset	1098 set_console_comm(CYGNUM_CALL_IF_SET_COMM_ID_EMPTY);
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1099
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1100 // Initialize channels. This used to be done in
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1101 // hal_diag_init() and the stub initHardware() functions, but
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1102 // it makes more sense to have here.
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1103 cyg_hal_plf_comms_init();
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1104
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1105 // Always set the debug channel. If stubs are included, it is
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1106 // necessary. If no stubs are included it does not hurt and is
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1107 // likely to be required by the hal_if_diag_init code anyway
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1108 // as it may rely on it if using a mangler.
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1109 set_debug_comm(CYGNUM_HAL_VIRTUAL_VECTOR_DEBUG_CHANNEL);
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1110 // Set console channel to a safe default. hal_if_diag_init
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1111 // will override with console channel or mangler if necessary.
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1112 set_console_comm(CYGNUM_HAL_VIRTUAL_VECTOR_DEBUG_CHANNEL);
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1113 }
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1114
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	1115 // Reset console interrupt flag.
5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	1116 CYGACC_CALL_IF_CONSOLE_INTERRUPT_FLAG_SET(0);
151 25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT jlarmour parents: 145 diff changeset	1117 #endif
105 5a0cc6c243a9 Merge from eCos master repository on 2000-06-30-08:18:49-BST jlarmour parents: 103 diff changeset	1118
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1119 // Set up services provided by clients
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1120 #if defined(CYGFUN_HAL_COMMON_KERNEL_SUPPORT) && \
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1121 ( defined(CYGSEM_HAL_USE_ROM_MONITOR_GDB_stubs) \
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1122 \|\| defined(CYGSEM_HAL_USE_ROM_MONITOR_CygMon))
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1123
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1124 patch_dbg_syscalls( (void *)(hal_virtual_vector_table) );
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1125 #endif
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1126
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1127 // Init client services
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1128 #if !defined(CYGPKG_KERNEL) && defined(CYGDBG_HAL_DEBUG_GDB_THREAD_SUPPORT)
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1129 // Only include this code if we do not have a kernel. Otherwise
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1130 // the kernel supplies the functionality for the app we are linked
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1131 // with.
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1132
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1133 // Prepare for application installation of thread info function in
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1134 // vector table.
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1135 init_thread_syscall( (void *)&hal_virtual_vector_table[CYGNUM_CALL_IF_DBG_SYSCALL] );
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1136 #endif
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1137
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1138 // Finally, install async breakpoint handler if it is configured in.
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1139 // FIXME: this should probably check for STUBS instead (but code is
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1140 // conditional on BREAK for now)
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1141 #if defined(CYGDBG_HAL_DEBUG_GDB_BREAK_SUPPORT)
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1142 // Install async breakpoint handler into vector table.
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1143 CYGACC_CALL_IF_INSTALL_BPT_FN_SET(&cyg_hal_gdb_interrupt);
c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1144 #endif
156 b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1145
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1146 #if 0 != CYGINT_HAL_PLF_IF_INIT
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1147 // Call platform specific initializations - should only be used
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1148 // to augment what has already been set up, etc.
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1149 plf_if_init();
b939e9cada46 Merge from eCos master repository on 2001-03-29-21:44:39-BST jlarmour parents: 151 diff changeset	1150 #endif
101 c37d3a9e1b28 Merge from eCos master repository on 2000-06-16-07:47:03-BST jlarmour parents: diff changeset	1151 }
791 a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de> gthomas parents: 447 diff changeset	1152

Mercurial > ecos

annotate packages/hal/common/current/src/hal_if.c @ 2194:b1a65d90ce72