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skrzyp |
//==========================================================================
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//
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// io/serial/arm/arm_lpc2xxx_ser.inl
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//
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// ARM LPC2XXX Serial I/O definitions
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//
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//==========================================================================
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// ####ECOSGPLCOPYRIGHTBEGIN####
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// -------------------------------------------
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// This file is part of eCos, the Embedded Configurable Operating System.
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// Copyright (C) 1998, 1999, 2000, 2001, 2002, 2004 Free Software Foundation, Inc.
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//
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// eCos is free software; you can redistribute it and/or modify it under
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// the terms of the GNU General Public License as published by the Free
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// Software Foundation; either version 2 or (at your option) any later
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// version.
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//
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// eCos is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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// for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with eCos; if not, write to the Free Software Foundation, Inc.,
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// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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//
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// As a special exception, if other files instantiate templates or use
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// macros or inline functions from this file, or you compile this file
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// and link it with other works to produce a work based on this file,
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// this file does not by itself cause the resulting work to be covered by
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// the GNU General Public License. However the source code for this file
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// must still be made available in accordance with section (3) of the GNU
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// General Public License v2.
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//
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// This exception does not invalidate any other reasons why a work based
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// on this file might be covered by the GNU General Public License.
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// -------------------------------------------
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// ####ECOSGPLCOPYRIGHTEND####
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//==========================================================================
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//#####DESCRIPTIONBEGIN####
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//
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// Author(s): jani
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// Contributors: gthomas, jlarmour
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// Date: 1999-02-04
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// Purpose: LPC2XXX Serial I/O module (interrupt driven version)
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// Description:
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//
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//####DESCRIPTIONEND####
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//
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//==========================================================================
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#include
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//-----------------------------------------------------------------------------
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// Baud rate specification
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static unsigned int select_baud[] = {
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9999, // Unused
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50,
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75,
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110,
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134.5,
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150,
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200,
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300,
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600,
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1200,
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1800,
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2400,
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3600,
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4800,
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7200,
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9600,
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14400,
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19200,
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38400,
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57600,
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115200,
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230400
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};
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// we need dynamically generated divider values because they depend on the
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// value of pclk which in turn is changeable
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#define CYG_IO_SERIAL_GENERIC_16X5X_BAUD_GENERATOR \
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CYG_HAL_ARM_LPC2XXX_BAUD_GENERATOR
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#ifdef CYGPKG_IO_SERIAL_ARM_LPC2XXX_SERIAL0
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static pc_serial_info lpc2xxx_serial_info0 =
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{ CYGARC_HAL_LPC2XXX_REG_UART0_BASE,
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CYGNUM_HAL_INTERRUPT_UART0,
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CYGNUM_IO_SERIAL_ARM_LPC2XXX_SERIAL0_INTPRIO
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};
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#if CYGNUM_IO_SERIAL_ARM_LPC2XXX_SERIAL0_BUFSIZE > 0
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static unsigned char
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lpc2xxx_serial_out_buf0[CYGNUM_IO_SERIAL_ARM_LPC2XXX_SERIAL0_BUFSIZE];
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static unsigned char
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lpc2xxx_serial_in_buf0[CYGNUM_IO_SERIAL_ARM_LPC2XXX_SERIAL0_BUFSIZE];
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static SERIAL_CHANNEL_USING_INTERRUPTS(lpc2xxx_serial_channel0,
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pc_serial_funs,
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lpc2xxx_serial_info0,
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CYG_SERIAL_BAUD_RATE(CYGNUM_IO_SERIAL_ARM_LPC2XXX_SERIAL0_BAUD),
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CYG_SERIAL_STOP_DEFAULT,
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CYG_SERIAL_PARITY_DEFAULT,
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CYG_SERIAL_WORD_LENGTH_DEFAULT,
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CYG_SERIAL_FLAGS_DEFAULT,
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&lpc2xxx_serial_out_buf0[0],
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sizeof(lpc2xxx_serial_out_buf0),
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&lpc2xxx_serial_in_buf0[0],
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sizeof(lpc2xxx_serial_in_buf0)
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);
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#else
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static SERIAL_CHANNEL(lpc2xxx_serial_channel0,
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pc_serial_funs,
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lpc2xxx_serial_info0,
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CYG_SERIAL_BAUD_RATE(CYGNUM_IO_SERIAL_ARM_LPC2XXX_SERIAL0_BAUD),
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CYG_SERIAL_STOP_DEFAULT,
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CYG_SERIAL_PARITY_DEFAULT,
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CYG_SERIAL_WORD_LENGTH_DEFAULT,
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CYG_SERIAL_FLAGS_DEFAULT
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);
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#endif
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DEVTAB_ENTRY(lpc2xxx_serial_io0,
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CYGDAT_IO_SERIAL_ARM_LPC2XXX_SERIAL0_NAME,
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0, // Does not depend on a lower
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// level interface
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&cyg_io_serial_devio,
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pc_serial_init,
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pc_serial_lookup, // Serial driver may need initializing
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&lpc2xxx_serial_channel0
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);
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#endif // CYGPKG_IO_SERIAL_ARM_LPC2XXX_SERIAL0
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#ifdef CYGPKG_IO_SERIAL_ARM_LPC2XXX_SERIAL1
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static pc_serial_info lpc2xxx_serial_info1 =
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{ CYGARC_HAL_LPC2XXX_REG_UART1_BASE,
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CYGNUM_HAL_INTERRUPT_UART1,
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CYGNUM_IO_SERIAL_ARM_LPC2XXX_SERIAL1_INTPRIO
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};
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#if CYGNUM_IO_SERIAL_ARM_LPC2XXX_SERIAL1_BUFSIZE > 0
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static unsigned char
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lpc2xxx_serial_out_buf1[CYGNUM_IO_SERIAL_ARM_LPC2XXX_SERIAL1_BUFSIZE];
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static unsigned char
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lpc2xxx_serial_in_buf1[CYGNUM_IO_SERIAL_ARM_LPC2XXX_SERIAL1_BUFSIZE];
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static SERIAL_CHANNEL_USING_INTERRUPTS(lpc2xxx_serial_channel1,
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pc_serial_funs,
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lpc2xxx_serial_info1,
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CYG_SERIAL_BAUD_RATE(CYGNUM_IO_SERIAL_ARM_LPC2XXX_SERIAL1_BAUD),
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CYG_SERIAL_STOP_DEFAULT,
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CYG_SERIAL_PARITY_DEFAULT,
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CYG_SERIAL_WORD_LENGTH_DEFAULT,
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CYG_SERIAL_FLAGS_DEFAULT,
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&lpc2xxx_serial_out_buf1[0],
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sizeof(lpc2xxx_serial_out_buf1),
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&lpc2xxx_serial_in_buf1[0],
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sizeof(lpc2xxx_serial_in_buf1)
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);
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#else
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static SERIAL_CHANNEL(lpc2xxx_serial_channel1,
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pc_serial_funs,
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lpc2xxx_serial_info1,
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CYG_SERIAL_BAUD_RATE(CYGNUM_IO_SERIAL_ARM_LPC2XXX_SERIAL1_BAUD),
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CYG_SERIAL_STOP_DEFAULT,
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CYG_SERIAL_PARITY_DEFAULT,
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CYG_SERIAL_WORD_LENGTH_DEFAULT,
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CYG_SERIAL_FLAGS_DEFAULT
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);
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#endif
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DEVTAB_ENTRY(lpc2xxx_serial_io1,
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CYGDAT_IO_SERIAL_ARM_LPC2XXX_SERIAL1_NAME,
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0, // Does not depend on a lower
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// level interface
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&cyg_io_serial_devio,
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pc_serial_init,
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pc_serial_lookup, // Serial driver may need initializing
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&lpc2xxx_serial_channel1
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);
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#endif // CYGPKG_IO_SERIAL_ARM_LPC2XXX_SERIAL1
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// EOF arm_lpc2xxx_ser.inl
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