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skrzyp |
//==========================================================================
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//
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// fc_test.c
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//
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// Test/demonstration of using RedBoot 'fconfig' from eCos
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//
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//==========================================================================
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// ####ECOSGPLCOPYRIGHTBEGIN####
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// -------------------------------------------
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// This file is part of eCos, the Embedded Configurable Operating System.
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// Copyright (C) 2003, 2004 Free Software Foundation, Inc.
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//
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// eCos is free software; you can redistribute it and/or modify it under
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// the terms of the GNU General Public License as published by the Free
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// Software Foundation; either version 2 or (at your option) any later
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// version.
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//
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// eCos is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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// for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with eCos; if not, write to the Free Software Foundation, Inc.,
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// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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//
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// As a special exception, if other files instantiate templates or use
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// macros or inline functions from this file, or you compile this file
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// and link it with other works to produce a work based on this file,
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// this file does not by itself cause the resulting work to be covered by
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// the GNU General Public License. However the source code for this file
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// must still be made available in accordance with section (3) of the GNU
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// General Public License v2.
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//
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// This exception does not invalidate any other reasons why a work based
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// on this file might be covered by the GNU General Public License.
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// -------------------------------------------
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// ####ECOSGPLCOPYRIGHTEND####
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//==========================================================================
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//#####DESCRIPTIONBEGIN####
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//
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// Author(s): gthomas
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// Contributors: gthomas
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// Date: 2003-12-22
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// Purpose:
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// Description:
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//
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//####DESCRIPTIONEND####
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//
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//==========================================================================
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//
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// Demonstration of how to use virtual vector interfaces to access/modify
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// persistent data stored by 'fconfig' command in RedBoot.
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//
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// Note: there is currently no support for adding new keys using this
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// mechanism. Only existing key/value pairs may be updated.
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//
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#include <pkgconf/hal.h>
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#include <cyg/hal/hal_if.h>
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#include <cyg/infra/diag.h>
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void
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main(void)
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{
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struct cyg_fconfig fc;
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char key[64];
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int port;
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diag_printf("fconfig test started\n");
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fc.offset = 0;
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fc.key = key;
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fc.keylen = sizeof(key);
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while (CYGACC_CALL_IF_FLASH_CFG_OP2(CYGNUM_CALL_IF_FLASH_CFG_NEXT, &fc)) {
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diag_printf(" Offset: %d, key: '%s', type: %d\n", fc.offset, fc.key, fc.type);
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fc.keylen = sizeof(key);
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}
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// Try and update a data value
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fc.key = "gdb_port";
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fc.val = &port;
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fc.type = CYGNUM_FLASH_CFG_TYPE_CONFIG_INT;
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if (CYGACC_CALL_IF_FLASH_CFG_OP2(CYGNUM_CALL_IF_FLASH_CFG_GET, &fc)) {
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diag_printf("gdb_port = %d\n", port);
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port++;
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if (CYGACC_CALL_IF_FLASH_CFG_OP2(CYGNUM_CALL_IF_FLASH_CFG_SET, &fc)) {
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if (CYGACC_CALL_IF_FLASH_CFG_OP2(CYGNUM_CALL_IF_FLASH_CFG_GET, &fc)) {
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diag_printf("now = %d\n", port);
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} else {
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diag_printf("Can't re-fetch 'gdb_port'\n");
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exit(1);
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}
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port--;
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if (!CYGACC_CALL_IF_FLASH_CFG_OP2(CYGNUM_CALL_IF_FLASH_CFG_SET, &fc)) {
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diag_printf("Can't update 'gdb_port'\n");
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exit(1);
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}
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} else {
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diag_printf("Can't update 'gdb_port'\n");
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exit(1);
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}
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} else {
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diag_printf("Fetch 'gdb_port' failed\n");
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exit(1);
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}
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diag_printf("... done\n");
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exit(1);
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}
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