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#ifndef CYGONCE_HAL_PLF_INTR_H
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#define CYGONCE_HAL_PLF_INTR_H
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//==========================================================================
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//
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// plf_intr.h
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//
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// MPC8260 platform specific interrupt definitions
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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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// Copyright (C) 2002 Gary Thomas
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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): pfine
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// Contributors: jskov
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// Date: 2002-02-27
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// Purpose: Define platform specific interrupt support
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//
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// Usage:
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// #include <cyg/hal/plf_intr.h>
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// ...
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//
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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 <cyg/infra/cyg_type.h>
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//----------------------------------------------------------------------------
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// Reset.
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/* This reset sequence will generate a checkstop reset
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* It should probably live in mpc8260 variant directory, or be copied
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* to the VADS directory.
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*/
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#define HAL_PLATFORM_RESET() \
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CYG_MACRO_START \
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cyg_uint32 tmp0, tmp1; \
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cyg_uint32 *tmp2 = (cyg_uint32 *) 0x04710c94; \
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*tmp2 = 0x1; /* set RMR[CSRE] bit */ \
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asm volatile("lis %0, 0xB001;" /* tmp0 = 0xB0010000 */\
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"mtspr %2, %0;" /* HID0 = 0xB0010000, set HID0[EMCP] */\
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"isync;" /* paranoia */\
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"li %1, 0x0;" /* tmp0 = 0x0 */\
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"mfmsr %0;" /* tmp0 = MSR */\
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"rlwimi %0,%1,0,19,19;" /* */\
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"rlwimi %0,%1,0,26,27;" /* */\
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"mtmsr %0;" /* clear MSR[EE][IR][DR] */\
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"isync;" /* probably required here */\
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"lis %1, 0xF000;" /* tmp1 = 0xF0000000 */\
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"eieio;" /* paranoia */\
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"lwz %0,0(%1);" /* Attempt to access illegal memory. */\
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: "=r" (tmp0), "=r" (tmp1)\
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: "I" (CYGARC_REG_HID0));\
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CYG_MACRO_END
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// FIXME - What about the LOWROM configuarion ?
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#ifdef DCSPRI_HAL_TS6_ROM_MLT_RAM
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#define HAL_PLATFORM_RESET_ENTRY 0x00000100
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#else
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#define HAL_PLATFORM_RESET_ENTRY 0xFFF00100
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#endif
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//--------------------------------------------------------------------------
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#endif // ifndef CYGONCE_HAL_PLF_INTR_H
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// End of plf_intr.h
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