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ChibiOS 2.6.8, until I can figure out where to get it from git.

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Jared Boone
2015-07-08 08:40:23 -07:00
parent dc6fee8370
commit e1eea8e08a
1929 changed files with 575326 additions and 0 deletions
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137
firmware/chibios/os/hal/platforms/MSP430/pal_lld.c Executable file
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/*
ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
/**
* @file MSP430/pal_lld.c
* @brief MSP430 Digital I/O low level driver code.
*
* @addtogroup PAL
* @{
*/
#include "ch.h"
#include "hal.h"
#if HAL_USE_PAL || defined(__DOXYGEN__)
/*===========================================================================*/
/* Driver exported variables. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver local variables and types. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver local functions. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver interrupt handlers. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver exported functions. */
/*===========================================================================*/
/**
* @brief MSP430 I/O ports configuration.
* @note The @p PxIFG, @p PxIE and @p PxSEL registers are cleared. @p PxOUT
* and @p PxDIR are configured as specified.
*
* @param[in] config the MSP430 ports configuration
*
* @notapi
*/
void _pal_lld_init(const PALConfig *config) {
#if defined(__MSP430_HAS_PORT1__) || defined(__MSP430_HAS_PORT1_R__)
IOPORT1->iop_full.ie = 0;
IOPORT1->iop_full.ifg = 0;
IOPORT1->iop_full.sel = 0;
IOPORT1->iop_common.out = config->P1Data.out;
IOPORT1->iop_common.dir = config->P1Data.dir;
#endif
#if defined(__MSP430_HAS_PORT2__) || defined(__MSP430_HAS_PORT2_R__)
IOPORT2->iop_full.ie = 0;
IOPORT2->iop_full.ifg = 0;
IOPORT2->iop_full.sel = 0;
IOPORT2->iop_common.out = config->P2Data.out;
IOPORT2->iop_common.dir = config->P2Data.dir;
#endif
#if defined(__MSP430_HAS_PORT3__) || defined(__MSP430_HAS_PORT3_R__)
IOPORT3->iop_simple.sel = 0;
IOPORT3->iop_common.out = config->P3Data.out;
IOPORT3->iop_common.dir = config->P3Data.dir;
#endif
#if defined(__MSP430_HAS_PORT4__) || defined(__MSP430_HAS_PORT4_R__)
IOPORT4->iop_simple.sel = 0;
IOPORT4->iop_common.out = config->P4Data.out;
IOPORT4->iop_common.dir = config->P4Data.dir;
#endif
#if defined(__MSP430_HAS_PORT5__) || defined(__MSP430_HAS_PORT5_R__)
IOPORT5->iop_simple.sel = 0;
IOPORT5->iop_common.out = config->P5Data.out;
IOPORT5->iop_common.dir = config->P5Data.dir;
#endif
#if defined(__MSP430_HAS_PORT6__) || defined(__MSP430_HAS_PORT6_R__)
IOPORT6->iop_simple.sel = 0;
IOPORT6->iop_common.out = config->P6Data.out;
IOPORT6->iop_common.dir = config->P6Data.dir;
#endif
}
/**
* @brief Pads mode setup.
* @details This function programs a pads group belonging to the same port
* with the specified mode.
* @note @p PAL_MODE_UNCONNECTED is implemented as output as recommended by
* the MSP430x1xx Family User's Guide. Unconnected pads are set to
* high logic state by default.
* @note This function does not alter the @p PxSEL registers. Alternate
* functions setup must be handled by device-specific code.
*
* @param[in] port the port identifier
* @param[in] mask the group mask
* @param[in] mode the mode
*
* @notapi
*/
void _pal_lld_setgroupmode(ioportid_t port,
ioportmask_t mask,
iomode_t mode) {
switch (mode) {
case PAL_MODE_RESET:
case PAL_MODE_INPUT:
port->iop_common.dir &= ~mask;
break;
case PAL_MODE_UNCONNECTED:
port->iop_common.out |= mask;
case PAL_MODE_OUTPUT_PUSHPULL:
port->iop_common.dir |= mask;
break;
}
}
#endif /* HAL_USE_PAL */
/** @} */