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[/] [openrisc/] [trunk/] [rtos/] [ecos-3.0/] [packages/] [hal/] [frv/] [mb93091/] [current/] [include/] [plf_stub.h] - Rev 838
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#ifndef CYGONCE_HAL_PLF_STUB_H #define CYGONCE_HAL_PLF_STUB_H //============================================================================= // // plf_stub.h // // Platform header for GDB stub support. // //============================================================================= // ####ECOSGPLCOPYRIGHTBEGIN#### // ------------------------------------------- // This file is part of eCos, the Embedded Configurable Operating System. // Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, 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., // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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 v2. // // This exception does not invalidate any other reasons why a work based // on this file might be covered by the GNU General Public License. // ------------------------------------------- // ####ECOSGPLCOPYRIGHTEND#### //============================================================================= //#####DESCRIPTIONBEGIN#### // // Author(s): gthomas // Contributors:jskov // Date: 2001-09-14 // Purpose: Platform HAL stub support for Fujitsu FRV-400 // Usage: #include <cyg/hal/plf_stub.h> // //####DESCRIPTIONEND#### // //============================================================================= #include <pkgconf/hal.h> #include <cyg/infra/cyg_type.h> // CYG_UNUSED_PARAM //#include <cyg/hal/hal_io.h> // IO macros //#include <cyg/hal/hal_intr.h> // Interrupt macros #include <cyg/hal/frv_stub.h> // architecture stub support #ifdef CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS //---------------------------------------------------------------------------- // Define some platform specific communication details. This is mostly // handled by hal_if now, but we need to make sure the comms tables are // properly initialized. externC void cyg_hal_plf_comms_init(void); #define HAL_STUB_PLATFORM_INIT_SERIAL() cyg_hal_plf_comms_init() #define HAL_STUB_PLATFORM_SET_BAUD_RATE(baud) CYG_UNUSED_PARAM(int, (baud)) #define HAL_STUB_PLATFORM_INTERRUPTIBLE 0 //---------------------------------------------------------------------------- // Stub initializer. #define HAL_STUB_PLATFORM_INIT() CYG_EMPTY_STATEMENT // --------------------------------------------------------------------------- // Hardware breakpoint/watchpoint support extern int cyg_hal_plf_hw_breakpoint(int setflag, void *addr, int len); extern int cyg_hal_plf_hw_watchpoint(int setflag, void *addr, int len, int type); extern int cyg_hal_plf_is_stopped_by_hardware(void **paddr); #define HAL_STUB_HW_BREAKPOINT_LIST_SIZE 4 #define HAL_STUB_HW_WATCHPOINT_LIST_SIZE 2 #define HAL_STUB_HW_BREAKPOINT(f,a,l) cyg_hal_plf_hw_breakpoint((f),(a),(l)) #define HAL_STUB_HW_WATCHPOINT(f,a,l,t) cyg_hal_plf_hw_watchpoint((f),(a),(l),(t)) #define HAL_STUB_IS_STOPPED_BY_HARDWARE(p) cyg_hal_plf_is_stopped_by_hardware(&(p)) #endif // ifdef CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS // ------------------------------------------------------------------------ // Horrid stuff to enter and exit debug mode #define HAL_FRV_ENTER_DEBUG_MODE() asm volatile ("break" : : : "lr") #define HAL_FRV_EXIT_DEBUG_MODE() \ asm volatile ( \ "\t call 10f \n" \ "10:\t movsg lr, gr6 \n" /* get local addr */ \ "\t addi gr6, #16, gr6 \n" /* skip past rett */ \ "\t movgs gr6, bpcsr \n" /* Break PC save reg */ \ "\t rett #1 \n" \ : \ : \ : "gr6","lr" /* clobber list */ \ ) //----------------------------------------------------------------------------- #endif // CYGONCE_HAL_PLF_STUB_H // End of plf_stub.h
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