//=============================================================================
//
//      hal_aux.c
//
//      HAL auxiliary objects and code; per platform
//
//=============================================================================
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// -------------------------------------------                              
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//
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//
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//=============================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s):   hmt
// Contributors:hmt
// Date:        1999-06-08
// Purpose:     HAL aux objects: startup tables.
// Description: Tables for per-platform initialization
//
//####DESCRIPTIONEND####
//
//=============================================================================

#include <pkgconf/hal.h>
#include <pkgconf/hal_powerpc_quicc.h>

#include <cyg/infra/cyg_type.h>
#include <cyg/hal/hal_mem.h>            // HAL memory definitions
#include <cyg/hal/quicc/ppc8xx.h>
#include <cyg/hal/hal_if.h>             // hal_if_init
#include CYGHWR_MEMORY_LAYOUT_H

// The memory map is weakly defined, allowing the application to redefine
// it if necessary. The regions defined below are the minimum requirements.
CYGARC_MEMDESC_TABLE CYGBLD_ATTRIB_WEAK = {
    // Mapping for the Viper 855/860 development boards
    CYGARC_MEMDESC_CACHE(   0xfe000000, 0x00800000 ), // ROM region
    CYGARC_MEMDESC_NOCACHE( 0xff000000, 0x00100000 ), // MCP registers
    CYGARC_MEMDESC_NOCACHE( 0xfa000000, 0x00400000 ), // Control/Status+LEDs
    CYGARC_MEMDESC_CACHE(   CYGMEM_REGION_ram, CYGMEM_REGION_ram_SIZE ), // Main memory

    CYGARC_MEMDESC_TABLE_END
};

//--------------------------------------------------------------------------
// Platform init code.
void
hal_platform_init(void)
{
    volatile EPPC *eppc = (volatile EPPC *)eppc_base();

    eppc->pip_pbpar &= ~0x00004000;   // PB17 AS GPIO
    eppc->pip_pbdir |=  0x00004000;

    hal_if_init();
}

// EOF hal_aux.c
