URL
https://opencores.org/ocsvn/openrisc/openrisc/trunk
Subversion Repositories openrisc
[/] [openrisc/] [trunk/] [rtos/] [ecos-3.0/] [packages/] [hal/] [arm/] [at91/] [at91sam7sek/] [current/] [src/] [at91sam7sek_misc.c] - Rev 791
Go to most recent revision | Compare with Previous | Blame | View Log
/*========================================================================== // // at91sam7sek_misc.c // // HAL misc board support code for Atmel AT91sam7s EK board // //========================================================================== // ####ECOSGPLCOPYRIGHTBEGIN#### // ------------------------------------------- // This file is part of eCos, the Embedded Configurable Operating System. // Copyright (C) 2006 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): andrew lunn // Contributors: Oliver Munz, Andrew Lunn // Date: 2006-06-20 // Purpose: HAL board support // Description: Implementations of HAL board interfaces // //####DESCRIPTIONEND#### // //========================================================================*/ #include <pkgconf/system.h> #include <pkgconf/hal.h> #include <cyg/hal/hal_io.h> // IO macros // The development board has four LEDs void hal_at91_led (int val) { HAL_ARM_AT91_GPIO_CFG_DIRECTION(AT91_GPIO_PA0, AT91_PIN_OUT); HAL_ARM_AT91_GPIO_CFG_DIRECTION(AT91_GPIO_PA1, AT91_PIN_OUT); HAL_ARM_AT91_GPIO_CFG_DIRECTION(AT91_GPIO_PA2, AT91_PIN_OUT); HAL_ARM_AT91_GPIO_CFG_DIRECTION(AT91_GPIO_PA3, AT91_PIN_OUT); HAL_ARM_AT91_GPIO_CFG_PULLUP(AT91_GPIO_PA0, AT91_PIN_PULLUP_DISABLE); HAL_ARM_AT91_GPIO_CFG_PULLUP(AT91_GPIO_PA1, AT91_PIN_PULLUP_DISABLE); HAL_ARM_AT91_GPIO_CFG_PULLUP(AT91_GPIO_PA2, AT91_PIN_PULLUP_DISABLE); HAL_ARM_AT91_GPIO_CFG_PULLUP(AT91_GPIO_PA3, AT91_PIN_PULLUP_DISABLE); // Set the bits. The logic is inverted HAL_ARM_AT91_GPIO_PUT(AT91_GPIO_PA0, !(val & 1)); HAL_ARM_AT91_GPIO_PUT(AT91_GPIO_PA1, !(val & 2)); HAL_ARM_AT91_GPIO_PUT(AT91_GPIO_PA2, !(val & 4)); HAL_ARM_AT91_GPIO_PUT(AT91_GPIO_PA3, !(val & 8)); } //-------------------------------------------------------------------------- // EOF at91sam7sek_misc.c
Go to most recent revision | Compare with Previous | Blame | View Log