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[/] [openrisc/] [trunk/] [rtos/] [ecos-3.0/] [packages/] [hal/] [arm/] [at91/] [eb40a/] [current/] [src/] [eb40a_misc.c] - Rev 856
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//========================================================================== // // eb40a_misc.c // // HAL misc board support code for Atmel EB40A eval board // //========================================================================== // ####ECOSGPLCOPYRIGHTBEGIN#### // ------------------------------------------- // This file is part of eCos, the Embedded Configurable Operating System. // Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003 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: gthomas, jskov, tkoeller, tdrury, nickg // Date: 2002-05-30 // Purpose: HAL board support // Description: Implementations of HAL board interfaces // //####DESCRIPTIONEND#### // //========================================================================*/ #include <pkgconf/hal.h> #include <cyg/infra/cyg_type.h> // base types #include <cyg/hal/hal_io.h> // low level i/o #include <cyg/hal/var_io.h> // common registers #include <cyg/hal/plf_io.h> // platform registers void hal_at91_set_leds(int val) { HAL_WRITE_UINT32(AT91_PIO+AT91_PIO_SODR, EB40A_LED_ALL); // turn all LEDs off HAL_WRITE_UINT32(AT91_PIO+AT91_PIO_CODR, ((val&0xf)<<16)|(((val&0xf0)>>4)<<3)); // turn desired LEDs on } void hal_at91_led_on(int val) { HAL_WRITE_UINT32(AT91_PIO+AT91_PIO_CODR, ((val&0xf)<<16)|(((val&0xf0)>>4)<<3)); } void hal_at91_led_off(int val) { HAL_WRITE_UINT32(AT91_PIO+AT91_PIO_SODR, ((val&0xf)<<3)|((val&0xf0)<<12)); } int hal_at91_get_leds(void) { int leds = 0; HAL_READ_UINT32(AT91_PIO+AT91_PIO_PDSR, leds); return (((leds>>3)&0xf)<<4)|((leds>>16)&0xf); } //-------------------------------------------------------------------------- // EOF eb40_misc.c
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