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[/] [openrisc/] [trunk/] [rtos/] [ecos-2.0/] [packages/] [hal/] [v85x/] [ceb_v850/] [v2_0/] [src/] [plf_stub.c] - Rev 27
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//============================================================================= // // plf_stub.c // // Platform specific code for GDB stub support. // //============================================================================= //####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): nickg, jskov (based on the old tx39 hal_stub.c) // Contributors:nickg, jskov, gthomas // Date: 2000-03-10 // Purpose: Platform specific code for GDB stub support. // //####DESCRIPTIONEND#### // //============================================================================= #include <pkgconf/hal.h> #ifdef CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS #include <cyg/hal/hal_stub.h> #include <cyg/hal/v850_common.h> //----------------------------------------------------------------------------- // Stub init void hal_plf_stub_init(void) { // Set up watchdog timer since we have to use it to emulate a breakpoint volatile unsigned char *wdcs = (volatile unsigned char *)V850_REG_WDCS; volatile unsigned char *wdtm = (volatile unsigned char *)V850_REG_WDTM; *wdcs = 0x07; // lowest possible overhead - 246.7ms for 17MHz V850/SA1 // 209.7ms for 20MHz SB1 *wdtm = 0x90; // Start watchdog } #endif // ifdef CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS //----------------------------------------------------------------------------- // End of plf_stub.c
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