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[/] [openrisc/] [trunk/] [rtos/] [ecos-2.0/] [packages/] [hal/] [calmrisc16/] [ceb/] [v2_0/] [include/] [plf_io.h] - Rev 174
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#ifndef CYGONCE_PLF_IO_H #define CYGONCE_PLF_IO_H //============================================================================= // // plf_io.h // // Platform specific IO 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): msalter // Contributors: msalter // Date: 2001-02-12 // Purpose: CalmRISC16 platform IO support // Description: // Usage: #include <cyg/hal/plf_io.h> // //####DESCRIPTIONEND#### // //============================================================================= #include <pkgconf/hal.h> #include <cyg/hal/hal_misc.h> // coprocessor regs #define HAL_COP_SR_RBR 0x1c #define HAL_COP_SR_TBR 0x1d #define HAL_COP_TBR 0x1e #define HAL_COP_RBR 0x1f #ifndef __ASSEMBLER__ static inline void cyg_hal_plf_write_sr_rbr(int val) { asm volatile ("cld %0,%1\n" : : "i"(HAL_COP_SR_RBR), "r"(val)); } static inline void cyg_hal_plf_write_sr_tbr(int val) { asm volatile ("cld %0,%1\n" : : "i"(HAL_COP_SR_TBR), "r"(val)); } static inline void cyg_hal_plf_write_rbr(int val) { asm volatile ("cld %0,%1\n" : : "i"(HAL_COP_RBR), "r"(val)); } static inline void cyg_hal_plf_write_tbr(int val) { asm volatile ("cld %0,%1\n" : : "i"(HAL_COP_TBR), "r"(val)); } static inline int cyg_hal_plf_read_sr_rbr(void) { int val; asm volatile ("cld %0,%1\n" : "=r"(val) : "i"(HAL_COP_SR_RBR)); return val; } static inline int cyg_hal_plf_read_sr_tbr(void) { int val; asm volatile ("cld %0,%1\n" : "=r"(val) : "i"(HAL_COP_SR_TBR)); return val; } static inline int cyg_hal_plf_read_rbr(void) { int val; asm volatile ("cld %0,%1\n" : "=r"(val) : "i"(HAL_COP_RBR)); return val; } static inline int cyg_hal_plf_read_tbr(void) { int val; asm volatile ("cld %0,%1\n" : "=r"(val) : "i"(HAL_COP_TBR)); return val; } #endif //----------------------------------------------------------------------------- // end of plf_io.h #endif // CYGONCE_PLF_IO_H