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//=============================================================================
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//
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// hal_aux.c
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//
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// HAL auxiliary objects and code; per platform
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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) 1998, 1999, 2000, 2001, 2002 Red Hat, 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 version.
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//
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// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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// 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 along
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// with eCos; if not, write to the Free Software Foundation, Inc.,
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// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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//
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// As a special exception, if other files instantiate templates or use macros
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// or inline functions from this file, or you compile this file and link it
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// with other works to produce a work based on this file, this file does not
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// by itself cause the resulting work to be covered by the GNU General Public
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// License. However the source code for this file must still be made available
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// in accordance with section (3) of the GNU General Public License.
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//
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// This exception does not invalidate any other reasons why a work based on
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// this file might be covered by the GNU General Public License.
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//
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// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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// at http://sources.redhat.com/ecos/ecos-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): hmt
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// Contributors:hmt
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// Date: 1999-06-08
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// Purpose: HAL aux objects: startup tables.
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// Description: Tables for per-platform initialization
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//
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//####DESCRIPTIONEND####
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//
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//=============================================================================
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#include <pkgconf/hal.h>
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#include <pkgconf/hal_powerpc_quicc.h>
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#include <cyg/infra/cyg_type.h>
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#include <cyg/hal/hal_mem.h> // HAL memory definitions
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#include <cyg/hal/quicc/ppc8xx.h>
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#include <cyg/hal/hal_if.h> // hal_if_init
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#include CYGHWR_MEMORY_LAYOUT_H
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// The memory map is weakly defined, allowing the application to redefine
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// it if necessary. The regions defined below are the minimum requirements.
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CYGARC_MEMDESC_TABLE CYGBLD_ATTRIB_WEAK = {
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// Mapping for the Viper 855/860 development boards
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CYGARC_MEMDESC_CACHE( 0xfe000000, 0x00800000 ), // ROM region
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CYGARC_MEMDESC_NOCACHE( 0xff000000, 0x00100000 ), // MCP registers
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CYGARC_MEMDESC_NOCACHE( 0xfa000000, 0x00400000 ), // Control/Status+LEDs
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CYGARC_MEMDESC_CACHE( CYGMEM_REGION_ram, CYGMEM_REGION_ram_SIZE ), // Main memory
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CYGARC_MEMDESC_TABLE_END
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};
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//--------------------------------------------------------------------------
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// Platform init code.
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void
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hal_platform_init(void)
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{
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volatile EPPC *eppc = (volatile EPPC *)eppc_base();
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eppc->pip_pbpar &= ~0x00004000; // PB17 AS GPIO
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eppc->pip_pbdir |= 0x00004000;
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hal_if_init();
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}
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// EOF hal_aux.c
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