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Diffstat (limited to 'ecos/packages/devs/serial/arm/lpc24xx/current/include/arm_lpc24xx_ser.inl')
| -rwxr-xr-x | ecos/packages/devs/serial/arm/lpc24xx/current/include/arm_lpc24xx_ser.inl | 350 |
1 files changed, 350 insertions, 0 deletions
diff --git a/ecos/packages/devs/serial/arm/lpc24xx/current/include/arm_lpc24xx_ser.inl b/ecos/packages/devs/serial/arm/lpc24xx/current/include/arm_lpc24xx_ser.inl new file mode 100755 index 0000000..a178846 --- /dev/null +++ b/ecos/packages/devs/serial/arm/lpc24xx/current/include/arm_lpc24xx_ser.inl @@ -0,0 +1,350 @@ +//========================================================================== +// +// io/serial/arm/arm_lpc24xx_ser.inl +// +// ARM LPC24XX / Cortex-M LPC17XX Serial I/O definitions +// +//========================================================================== +// ####ECOSGPLCOPYRIGHTBEGIN#### +// ------------------------------------------- +// This file is part of eCos, the Embedded Configurable Operating System. +// Copyright (C) 1998, 1999, 2000, 2001, 2002, 2004 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: gthomas, jlarmour, ilijak +// Date: 2008-06-07 +// Purpose: LPC24XX and LPC17XX Serial I/O module (interrupt driven version) +// Description: +// +//####DESCRIPTIONEND#### +// +//========================================================================== + + +//========================================================================== +// INCLUDES +//========================================================================== +#include <cyg/hal/hal_intr.h> + +#ifdef CYGPKG_HAL_CORTEXM_LPC17XX +# include <cyg/hal/lpc17xx_misc.h> +#else +# include <cyg/hal/lpc24xx_misc.h> +#endif + +//========================================================================== +// STATIC DATA +//========================================================================== +// Baud rate specification +static const unsigned int select_baud[] = +{ + 9999, // Unused + 50, + 75, + 110, + 134.5, + 150, + 200, + 300, + 600, + 1200, + 1800, + 2400, + 3600, + 4800, + 7200, + 9600, + 14400, + 19200, + 38400, + 57600, + 115200, + 230400 +}; + + +//========================================================================== +// Return baudrate devisor for certain baudrate +//========================================================================== +unsigned short lpc24xx_baud_generator(pc_serial_info *ser_chan, + cyg_serial_baud_rate_t baud) +{ + cyg_uint8 pclk_id = CYNUM_HAL_LPC24XX_PCLK_UART0; + switch (ser_chan->base) + { + case CYGARC_HAL_LPC24XX_REG_UART0_BASE: + pclk_id = CYNUM_HAL_LPC24XX_PCLK_UART0; + break; + + case CYGARC_HAL_LPC24XX_REG_UART1_BASE: + pclk_id = CYNUM_HAL_LPC24XX_PCLK_UART1; + break; + + case CYGARC_HAL_LPC24XX_REG_UART2_BASE: + pclk_id = CYNUM_HAL_LPC24XX_PCLK_UART2; + break; + + case CYGARC_HAL_LPC24XX_REG_UART3_BASE: + pclk_id = CYNUM_HAL_LPC24XX_PCLK_UART3; + break; + + default: + CYG_FAIL("Invalid UART base address"); + } // (ser_chan->base) + + return CYG_HAL_ARM_LPC24XX_BAUD_GENERATOR(pclk_id, select_baud[baud]); +} + + +#define CYG_IO_SERIAL_GENERIC_16X5X_CHAN_BAUD_GENERATOR(_ser_chan_, _baud_) \ + lpc24xx_baud_generator((_ser_chan_), (_baud_)) + + + +//========================================================================== +// SERIAL CHANNEL 0 +//========================================================================== +#ifdef CYGPKG_IO_SERIAL_ARM_LPC24XX_SERIAL0 +static pc_serial_info lpc24xx_serial_info0 = +{ + CYGARC_HAL_LPC24XX_REG_UART0_BASE, + CYGNUM_HAL_INTERRUPT_UART0, + CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL0_INTPRIO +}; + +#if CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL0_BUFSIZE > 0 +static unsigned char +lpc24xx_serial_out_buf0[CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL0_BUFSIZE]; +static unsigned char +lpc24xx_serial_in_buf0[CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL0_BUFSIZE]; + +static SERIAL_CHANNEL_USING_INTERRUPTS(lpc24xx_serial_channel0, + pc_serial_funs, + lpc24xx_serial_info0, + CYG_SERIAL_BAUD_RATE(CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL0_BAUD), + CYG_SERIAL_STOP_DEFAULT, + CYG_SERIAL_PARITY_DEFAULT, + CYG_SERIAL_WORD_LENGTH_DEFAULT, + CYG_SERIAL_FLAGS_DEFAULT, + &lpc24xx_serial_out_buf0[0], + sizeof(lpc24xx_serial_out_buf0), + &lpc24xx_serial_in_buf0[0], + sizeof(lpc24xx_serial_in_buf0) + ); +#else +static SERIAL_CHANNEL(lpc24xx_serial_channel0, + pc_serial_funs, + lpc24xx_serial_info0, + CYG_SERIAL_BAUD_RATE(CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL0_BAUD), + CYG_SERIAL_STOP_DEFAULT, + CYG_SERIAL_PARITY_DEFAULT, + CYG_SERIAL_WORD_LENGTH_DEFAULT, + CYG_SERIAL_FLAGS_DEFAULT + ); +#endif + +DEVTAB_ENTRY(lpc24xx_serial_io0, + CYGDAT_IO_SERIAL_ARM_LPC24XX_SERIAL0_NAME, + 0, // Does not depend on a lower + // level interface + &cyg_io_serial_devio, + pc_serial_init, + pc_serial_lookup, // Serial driver may need initializing + &lpc24xx_serial_channel0 + ); +#endif // CYGPKG_IO_SERIAL_ARM_LPC24XX_SERIAL0 + + +//========================================================================== +// SERIAL CHANNEL 1 +//========================================================================== +#ifdef CYGPKG_IO_SERIAL_ARM_LPC24XX_SERIAL1 +static pc_serial_info lpc24xx_serial_info1 = +{ + CYGARC_HAL_LPC24XX_REG_UART1_BASE, + CYGNUM_HAL_INTERRUPT_UART1, + CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL1_INTPRIO +}; + +#if CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL1_BUFSIZE > 0 +static unsigned char +lpc24xx_serial_out_buf1[CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL1_BUFSIZE]; +static unsigned char +lpc24xx_serial_in_buf1[CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL1_BUFSIZE]; + +static SERIAL_CHANNEL_USING_INTERRUPTS(lpc24xx_serial_channel1, + pc_serial_funs, + lpc24xx_serial_info1, + CYG_SERIAL_BAUD_RATE(CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL1_BAUD), + CYG_SERIAL_STOP_DEFAULT, + CYG_SERIAL_PARITY_DEFAULT, + CYG_SERIAL_WORD_LENGTH_DEFAULT, + CYG_SERIAL_FLAGS_DEFAULT, + &lpc24xx_serial_out_buf1[0], + sizeof(lpc24xx_serial_out_buf1), + &lpc24xx_serial_in_buf1[0], + sizeof(lpc24xx_serial_in_buf1) + ); +#else +static SERIAL_CHANNEL(lpc24xx_serial_channel1, + pc_serial_funs, + lpc24xx_serial_info1, + CYG_SERIAL_BAUD_RATE(CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL1_BAUD), + CYG_SERIAL_STOP_DEFAULT, + CYG_SERIAL_PARITY_DEFAULT, + CYG_SERIAL_WORD_LENGTH_DEFAULT, + CYG_SERIAL_FLAGS_DEFAULT + ); +#endif + +DEVTAB_ENTRY(lpc24xx_serial_io1, + CYGDAT_IO_SERIAL_ARM_LPC24XX_SERIAL1_NAME, + 0, // Does not depend on a lower + // level interface + &cyg_io_serial_devio, + pc_serial_init, + pc_serial_lookup, // Serial driver may need initializing + &lpc24xx_serial_channel1 + ); +#endif // CYGPKG_IO_SERIAL_ARM_LPC24XX_SERIAL1 + + +//========================================================================== +// SERIAL CHANNEL 2 +//========================================================================== +#ifdef CYGPKG_IO_SERIAL_ARM_LPC24XX_SERIAL2 +static pc_serial_info lpc24xx_serial_info2 = +{ + CYGARC_HAL_LPC24XX_REG_UART2_BASE, + CYGNUM_HAL_INTERRUPT_UART2, + CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL2_INTPRIO +}; + +#if CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL2_BUFSIZE > 0 +static unsigned char +lpc24xx_serial_out_buf2[CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL2_BUFSIZE]; +static unsigned char +lpc24xx_serial_in_buf2[CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL2_BUFSIZE]; + +static SERIAL_CHANNEL_USING_INTERRUPTS(lpc24xx_serial_channel2, + pc_serial_funs, + lpc24xx_serial_info2, + CYG_SERIAL_BAUD_RATE(CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL2_BAUD), + CYG_SERIAL_STOP_DEFAULT, + CYG_SERIAL_PARITY_DEFAULT, + CYG_SERIAL_WORD_LENGTH_DEFAULT, + CYG_SERIAL_FLAGS_DEFAULT, + &lpc24xx_serial_out_buf2[0], + sizeof(lpc24xx_serial_out_buf2), + &lpc24xx_serial_in_buf2[0], + sizeof(lpc24xx_serial_in_buf2) + ); +#else +static SERIAL_CHANNEL(lpc24xx_serial_channel2, + pc_serial_funs, + lpc24xx_serial_info2, + CYG_SERIAL_BAUD_RATE(CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL2_BAUD), + CYG_SERIAL_STOP_DEFAULT, + CYG_SERIAL_PARITY_DEFAULT, + CYG_SERIAL_WORD_LENGTH_DEFAULT, + CYG_SERIAL_FLAGS_DEFAULT + ); +#endif + +DEVTAB_ENTRY(lpc24xx_serial_io2, + CYGDAT_IO_SERIAL_ARM_LPC24XX_SERIAL2_NAME, + 0, // Does not depend on a lower + // level interface + &cyg_io_serial_devio, + pc_serial_init, + pc_serial_lookup, // Serial driver may need initializing + &lpc24xx_serial_channel2 + ); +#endif // CYGPKG_IO_SERIAL_ARM_LPC24XX_SERIAL2 + + +//========================================================================== +// SERIAL CHANNEL 3 +//========================================================================== +#ifdef CYGPKG_IO_SERIAL_ARM_LPC24XX_SERIAL3 +static pc_serial_info lpc24xx_serial_info3 = +{ + CYGARC_HAL_LPC24XX_REG_UART3_BASE, + CYGNUM_HAL_INTERRUPT_UART3, + CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL3_INTPRIO +}; + +#if CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL3_BUFSIZE > 0 +static unsigned char +lpc24xx_serial_out_buf3[CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL3_BUFSIZE]; +static unsigned char +lpc24xx_serial_in_buf3[CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL3_BUFSIZE]; + +static SERIAL_CHANNEL_USING_INTERRUPTS(lpc24xx_serial_channel3, + pc_serial_funs, + lpc24xx_serial_info3, + CYG_SERIAL_BAUD_RATE(CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL3_BAUD), + CYG_SERIAL_STOP_DEFAULT, + CYG_SERIAL_PARITY_DEFAULT, + CYG_SERIAL_WORD_LENGTH_DEFAULT, + CYG_SERIAL_FLAGS_DEFAULT, + &lpc24xx_serial_out_buf3[0], + sizeof(lpc24xx_serial_out_buf3), + &lpc24xx_serial_in_buf3[0], + sizeof(lpc24xx_serial_in_buf3) + ); +#else +static SERIAL_CHANNEL(lpc24xx_serial_channel3, + pc_serial_funs, + lpc24xx_serial_info3, + CYG_SERIAL_BAUD_RATE(CYGNUM_IO_SERIAL_ARM_LPC24XX_SERIAL3_BAUD), + CYG_SERIAL_STOP_DEFAULT, + CYG_SERIAL_PARITY_DEFAULT, + CYG_SERIAL_WORD_LENGTH_DEFAULT, + CYG_SERIAL_FLAGS_DEFAULT + ); +#endif + +DEVTAB_ENTRY(lpc24xx_serial_io3, + CYGDAT_IO_SERIAL_ARM_LPC24XX_SERIAL3_NAME, + 0, // Does not depend on a lower + // level interface + &cyg_io_serial_devio, + pc_serial_init, + pc_serial_lookup, // Serial driver may need initializing + &lpc24xx_serial_channel3 + ); +#endif // CYGPKG_IO_SERIAL_ARM_LPC24XX_SERIAL3 + + +//---------------------------------------------------------------------------- +// EOF arm_lpc2xxx_ser.inl |