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#ifndef CYGONCE_HAL_PLF_IO_H #define CYGONCE_HAL_PLF_IO_H //============================================================================= // // plf_io.h // // Embedded Artists LPC2468 OEM board specific registers // //============================================================================= // ####ECOSGPLCOPYRIGHTBEGIN#### // ------------------------------------------- // This file is part of eCos, the Embedded Configurable Operating System. // Copyright (C) 1998, 1999, 2000, 2001, 2002, 2008 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): Uwe Kindler // Contributors: // Date: 2008-07-06 // Purpose: EA LPC2468 oem board specific registers // Description: // Usage: #include <cyg/hal/plf_io.h> // //####DESCRIPTIONEND#### // //============================================================================= // On-chip device base addresses // ---------------------------------------------------------------------------- // exported I2C devices on OEM board // #define HAL_I2C_EXPORTED_DEVICES \ extern cyg_i2c_device i2c_cat24c256_eeprom; \ extern cyg_i2c_bus hal_ea2468_i2c0_bus; //---------------------------------------------------------------------- // The platform needs this initialization during the // hal_hardware_init() function in the varient HAL. #ifndef __ASSEMBLER__ extern void hal_plf_hardware_init(void); #define HAL_PLF_HARDWARE_INIT() \ hal_plf_hardware_init() //----------------------------------------------------------------------------- // LPX24xx variant specific initialisation of CAN channels // This function configures the pin functions for CAN use //----------------------------------------------------------------------------- #ifdef CYGPKG_DEVS_CAN_LPC2XXX externC void hal_lpc_can_init(cyg_uint8 can_chan_no); #define HAL_LPC2XXX_INIT_CAN(_can_chan_no_) hal_lpc_can_init(_can_chan_no_) #endif // CYGPKG_DEVS_CAN_LPC2XXX // ---------------------------------------------------------------------------- // I2C support. The LPC2468 OEM board supports up to 3 I2C busses. Only the // I2C bus 0 is used on the board. The other I2C busses are available via // the expansion connector. If only the first bus is used, the I2C driver // will be optimized for a single I2C bus #ifdef CYGPKG_DEVS_I2C_ARM_LPC2XXX # define HAL_LPC2XXX_I2C_SINGLETON_BASE CYGARC_HAL_LPC24XX_REG_I2C0_BASE # define HAL_LPC2XXX_I2C_SINGLETON_ISRVEC CYGNUM_HAL_INTERRUPT_I2C # define HAL_LPC2XXX_I2C_SINGLETON_CLK CYGNUM_HAL_ARM_LPC24XX_I2C0_CLK # define HAL_LPC2XXX_I2C_SINGLETON_ISRPRI CYGNUM_HAL_ARM_LPC24XX_I2C0_INT_PRIO # define HAL_LPC2XXX_I2C_SINGLETON_BUS_FREQ CYGNUM_HAL_ARM_LPC24XX_I2C0_BUS_FREQ //----------------------------------------------------------------------------- // Write data to eeprom (page write) // If the call is blocking (blocking == true) then the function will poll // the device if it is busy writing. If it is non blocking then the function // immediately return 0 if the device is busy // Function returns number of bytes written to device //----------------------------------------------------------------------------- externC cyg_uint32 hal_lpc_eeprom_write(cyg_uint16 addr, cyg_uint8 *pdata, cyg_uint16 size, cyg_bool blocking); //----------------------------------------------------------------------------- // Read data from eeprom (selcetive, sequencial read) // If the call is blocking (blocking == true) then the function will poll // the device if it is busy writing. If it is non blocking then the function // immediately return 0 if the device is busy // Function returns number of bytes read from device //----------------------------------------------------------------------------- externC cyg_uint32 hal_lpc_eeprom_read(cyg_uint16 addr, cyg_uint8 *pdata, cyg_uint16 size, cyg_bool blocking); #endif // CYGPKG_DEVS_I2C_ARM_LPC2XXX #endif //__ASSEMBLER__ //----------------------------------------------------------------------------- // end of plf_io.h #endif // CYGONCE_HAL_PLF_IO_H