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#ifndef CYGONCE_HAL_FRV_STUB_H

#define CYGONCE_HAL_FRV_STUB_H

//========================================================================

//

//      frv_stub.h

//

//      FUJITSU-specific definitions for generic stub

//

//========================================================================

//####ECOSGPLCOPYRIGHTBEGIN####

// -------------------------------------------

// This file is part of eCos, the Embedded Configurable Operating System.

// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.

//

// eCos is free software; you can redistribute it and/or modify it under

// the terms of the GNU General Public License as published by the Free

// Software Foundation; either version 2 or (at your option) any later version.

//

// eCos is distributed in the hope that it will be useful, but WITHOUT ANY

// WARRANTY; without even the implied warranty of MERCHANTABILITY or

// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

// for more details.

//

// You should have received a copy of the GNU General Public License along

// with eCos; if not, write to the Free Software Foundation, Inc.,

// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.

//

// As a special exception, if other files instantiate templates or use macros

// or inline functions from this file, or you compile this file and link it

// with other works to produce a work based on this file, this file does not

// by itself cause the resulting work to be covered by the GNU General Public

// License. However the source code for this file must still be made available

// in accordance with section (3) of the GNU General Public License.

//

// This exception does not invalidate any other reasons why a work based on

// this file might be covered by the GNU General Public License.

//

// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.

// at http://sources.redhat.com/ecos/ecos-license/

// -------------------------------------------

//####ECOSGPLCOPYRIGHTEND####

//========================================================================

//#####DESCRIPTIONBEGIN####

//

// Author(s):     Red Hat, gthomas

// Contributors:  Red Hat, gthomas

// Date:          2001-09-14

// Purpose:       

// Description:   FUJITSU-specific definitions for generic stub

// Usage:         

//

//####DESCRIPTIONEND####

//

//========================================================================

#ifdef __cplusplus

extern "C" {

#endif

#define NUMREGS    (147)

#define REGSIZE( _x_ ) (4)

#define NUMREGBYTES (NUMREGS*4)

#ifndef TARGET_REGISTER_T_DEFINED

#define TARGET_REGISTER_T_DEFINED

typedef cyg_uint32 target_register_t;

#endif

// This information needs to match what GDB wants

enum regnames {

    R0, R1, R2, R3, R4, R5, R6, R7,

    R8, R9, R10, R11, R12, R13, R14, R15,

    R16, R17, R18, R19, R20, R21, R22, R23,

    R24, R25, R26, R27, R28, R29, R30, R31,

    R32, R33, R34, R35, R36, R37, R38, R39,

    R40, R41, R42, R43, R44, R45, R46, R47,

    R48, R49, R50, R51, R52, R53, R54, R55,

    R56, R57, R58, R59, R60, R61, R62, R63,

    FP0, FP1, FP2, FP3, FP4, FP5, FP6, FP7,

    FP8, FP9, FP10, FP11, FP12, FP13, FP14, FP15,

    FP16, FP17, FP18, FP19, FP20, FP21, FP22, FP23,

    FP24, FP25, FP26, FP27, FP28, FP29, FP30, FP31,

    FP32, FP33, FP34, FP35, FP36, FP37, FP38, FP39,

    FP40, FP41, FP42, FP43, FP44, FP45, FP46, FP47,

    FP48, FP49, FP50, FP51, FP52, FP53, FP54, FP55,

    FP56, FP57, FP58, FP59, FP60, FP61, FP62, FP63,

    PC, PSR, CCR, CCCR,

    _X132, _X133, _X134, _X135, _X136, _X137, _X138,

    _X139, _X140, _X141, _X142, _X143, _X144,

    LR, LCR

};

#define SP R1

typedef enum regnames regnames_t;

/* Given a trap value TRAP, return the corresponding signal. */

extern int __computeSignal (unsigned int trap_number);

/* Return the SPARC trap number corresponding to the last-taken trap. */

extern int __get_trap_number (void);

/* Return the currently-saved value corresponding to register REG. */

extern target_register_t get_register (regnames_t reg);

/* Store VALUE in the register corresponding to WHICH. */

extern void put_register (regnames_t which, target_register_t value);

/* Set the currently-saved pc register value to PC. This also updates NPC

   as needed. */

extern void set_pc (target_register_t pc);

/* Set things up so that the next user resume will execute one instruction.

   This may be done by setting breakpoints or setting a single step flag

   in the saved user registers, for example. */

void __single_step (void);

/* Clear the single-step state. */

void __clear_single_step (void);

/* If the breakpoint we hit is in the breakpoint() instruction, return a

   non-zero value. */

extern int __is_breakpoint_function (void);

/* Skip the current instruction. */

extern void __skipinst (void);

extern void __install_breakpoints (void);

extern void __clear_breakpoints (void);

extern int __is_bsp_syscall(void);

//------------------------------------------------------------------------

// Special definition of CYG_HAL_GDB_ENTER_CRITICAL_IO_REGION

#ifdef CYGDBG_HAL_DEBUG_GDB_BREAK_SUPPORT

// we can only do this at all if break support is enabled:

#define CYG_HAL_GDB_ENTER_CRITICAL_IO_REGION( _old_ )                       \

do {                                                                        \

    HAL_DISABLE_INTERRUPTS(_old_);                                          \

    cyg_hal_gdb_place_break((target_register_t)&&cyg_hal_gdb_break_place ); \

} while ( 0 )

#endif // CYGDBG_HAL_DEBUG_GDB_BREAK_SUPPORT

#ifdef __cplusplus

} /* extern "C" */

#endif

#endif // ifndef CYGONCE_HAL_FRV_STUB_H