diff options
author | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2013-08-09 08:24:22 +0000 |
---|---|---|
committer | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2013-08-09 08:24:22 +0000 |
commit | 8ca210a4af9fd039e290cfcc309adde543999c1f (patch) | |
tree | 1aa594d5e65d5ebabdd358acbe8d3a9ac29f2070 /os/hal/platforms/MSP430 | |
parent | cb453a3a12464dd71856b1354d083b5b02260870 (diff) | |
download | ChibiOS-8ca210a4af9fd039e290cfcc309adde543999c1f.tar.gz ChibiOS-8ca210a4af9fd039e290cfcc309adde543999c1f.tar.bz2 ChibiOS-8ca210a4af9fd039e290cfcc309adde543999c1f.zip |
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/branches/kernel_3_dev@6108 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'os/hal/platforms/MSP430')
-rw-r--r-- | os/hal/platforms/MSP430/hal_lld.c | 72 | ||||
-rw-r--r-- | os/hal/platforms/MSP430/hal_lld.h | 115 | ||||
-rw-r--r-- | os/hal/platforms/MSP430/pal_lld.c | 137 | ||||
-rw-r--r-- | os/hal/platforms/MSP430/pal_lld.h | 323 | ||||
-rw-r--r-- | os/hal/platforms/MSP430/platform.dox | 93 | ||||
-rw-r--r-- | os/hal/platforms/MSP430/platform.mk | 7 | ||||
-rw-r--r-- | os/hal/platforms/MSP430/serial_lld.c | 328 | ||||
-rw-r--r-- | os/hal/platforms/MSP430/serial_lld.h | 136 |
8 files changed, 0 insertions, 1211 deletions
diff --git a/os/hal/platforms/MSP430/hal_lld.c b/os/hal/platforms/MSP430/hal_lld.c deleted file mode 100644 index 9fc17af0c..000000000 --- a/os/hal/platforms/MSP430/hal_lld.c +++ /dev/null @@ -1,72 +0,0 @@ -/*
- 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/hal_lld.c
- * @brief MSP430 HAL subsystem low level driver source.
- *
- * @addtogroup HAL
- * @{
- */
-
-#include "ch.h"
-#include "hal.h"
-
-/*===========================================================================*/
-/* Driver exported variables. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver local variables and types. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver local functions. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver interrupt handlers. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver exported functions. */
-/*===========================================================================*/
-
-/**
- * @brief Low level HAL driver initialization.
- *
- * @notapi
- */
-void hal_lld_init(void) {
-
- /* RTC initially stopped.*/
- WDTCTL = 0x5A80;
-
- /* Clock sources setup.*/
- DCOCTL = VAL_DCOCTL;
- BCSCTL1 = VAL_BCSCTL1;
-#if MSP430_USE_CLOCK == MSP430_CLOCK_SOURCE_XT2CLK
- do {
- int i;
- IFG1 &= ~OFIFG;
- for (i = 255; i > 0; i--)
- asm("nop");
- } while (IFG1 & OFIFG);
-#endif
- BCSCTL2 = VAL_BCSCTL2;
-}
-
-/** @} */
diff --git a/os/hal/platforms/MSP430/hal_lld.h b/os/hal/platforms/MSP430/hal_lld.h deleted file mode 100644 index 80ee0d14b..000000000 --- a/os/hal/platforms/MSP430/hal_lld.h +++ /dev/null @@ -1,115 +0,0 @@ -/*
- 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/hal_lld.h
- * @brief MSP430 HAL subsystem low level driver header.
- *
- * @addtogroup HAL
- * @{
- */
-
-#ifndef _HAL_LLD_H_
-#define _HAL_LLD_H_
-
-#include "msp430.h"
-
-/*===========================================================================*/
-/* Driver constants. */
-/*===========================================================================*/
-
-/**
- * @brief Defines the support for realtime counters in the HAL.
- */
-#define HAL_IMPLEMENTS_COUNTERS FALSE
-
-/**
- * @brief Platform name.
- */
-#define PLATFORM_NAME "MSP430"
-
-#define MSP430_CLOCK_SOURCE_XT2CLK 0 /**< @brief XT2CLK clock selector. */
-#define MSP430_CLOCK_SOURCE_DCOCLK 1 /**< @brief DCOCLK clock selector. */
-
-/*===========================================================================*/
-/* Driver pre-compile time settings. */
-/*===========================================================================*/
-
-/**
- * @brief Clock source.
- * @details The clock source can be selected from:
- * - @p MSP430_CLOCK_SOURCE_XT2CLK.
- * - @p MSP430_CLOCK_SOURCE_DCOCLK.
- * .
- */
-#if !defined(MSP430_USE_CLOCK) || defined(__DOXYGEN__)
-#define MSP430_USE_CLOCK MSP430_CLOCK_SOURCE_XT2CLK
-#endif
-
-/*===========================================================================*/
-/* Derived constants and error checks. */
-/*===========================================================================*/
-
-/*
- * Calculating the derived clock constants.
- */
-#define ACLK LFXT1CLK
-#if MSP430_USE_CLOCK == MSP430_CLOCK_SOURCE_XT2CLK
-#define MCLK XT2CLK
-#define SMCLK (XT2CLK / 8)
-#elif MSP430_USE_CLOCK == MSP430_CLOCK_SOURCE_DCOCLK
-#define MCLK DCOCLK
-#define SMCLK DCOCLK
-#else
-#error "unknown clock source specified"
-#endif
-
-/*
- * Calculating the initialization values.
- */
-#define VAL_DCOCTL (DCO0 | DCO1)
-#if MSP430_USE_CLOCK == MSP430_CLOCK_SOURCE_XT2CLK
-#define VAL_BCSCTL1 (RSEL2)
-#define VAL_BCSCTL2 (SELM_2 | DIVM_0 | DIVS_3 | SELS)
-#endif
-#if MSP430_USE_CLOCK == MSP430_CLOCK_SOURCE_DCOCLK
-#define VAL_BCSCTL1 (XT2OFF | RSEL2)
-#define VAL_BCSCTL2 (SELM_0 | DIVM_0 | DIVS_0)
-#endif
-
-/*===========================================================================*/
-/* Driver data structures and types. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver macros. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* External declarations. */
-/*===========================================================================*/
-
-#ifdef __cplusplus
-extern "C" {
-#endif
- void hal_lld_init(void);
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _HAL_LLD_H_ */
-
-/** @} */
diff --git a/os/hal/platforms/MSP430/pal_lld.c b/os/hal/platforms/MSP430/pal_lld.c deleted file mode 100644 index 70f848d82..000000000 --- a/os/hal/platforms/MSP430/pal_lld.c +++ /dev/null @@ -1,137 +0,0 @@ -/*
- 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 */
-
-/** @} */
diff --git a/os/hal/platforms/MSP430/pal_lld.h b/os/hal/platforms/MSP430/pal_lld.h deleted file mode 100644 index 39138fba5..000000000 --- a/os/hal/platforms/MSP430/pal_lld.h +++ /dev/null @@ -1,323 +0,0 @@ -/*
- 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.h
- * @brief MSP430 Digital I/O low level driver header.
- *
- * @addtogroup PAL
- * @{
- */
-
-#ifndef _PAL_LLD_H_
-#define _PAL_LLD_H_
-
-#if HAL_USE_PAL || defined(__DOXYGEN__)
-
-/*===========================================================================*/
-/* Unsupported modes and specific modes */
-/*===========================================================================*/
-
-#undef PAL_MODE_INPUT_PULLUP
-#undef PAL_MODE_INPUT_PULLDOWN
-#undef PAL_MODE_INPUT_ANALOG
-#undef PAL_MODE_OUTPUT_OPENDRAIN
-
-/*===========================================================================*/
-/* I/O Ports Types and constants. */
-/*===========================================================================*/
-
-/**
- * @brief Simple MSP430 I/O port.
- */
-struct msp430_port_simple_t {
- volatile uint8_t in;
- volatile uint8_t out;
- volatile uint8_t dir;
- volatile uint8_t sel;
-};
-
-/**
- * @brief Full MSP430 I/O port.
- */
-struct msp430_port_full_t {
- volatile uint8_t in;
- volatile uint8_t out;
- volatile uint8_t dir;
- volatile uint8_t ifg;
- volatile uint8_t ies;
- volatile uint8_t ie;
- volatile uint8_t sel;
-#if defined(__MSP430_HAS_PORT1_R__) || defined(__MSP430_HAS_PORT2_R__)
- volatile uint8_t ren;
-#endif
-};
-
-/**
- * @brief Simplified MSP430 I/O port representation.
- * @details This structure represents the common part of all the MSP430 I/O
- * ports.
- */
-struct msp430_port_common {
- volatile uint8_t in;
- volatile uint8_t out;
- volatile uint8_t dir;
-};
-
-/**
- * @brief Generic MSP430 I/O port.
- */
-typedef union {
- struct msp430_port_common iop_common;
- struct msp430_port_simple_t iop_simple;
- struct msp430_port_full_t iop_full;
-} msp430_ioport_t;
-
-/**
- * @brief Setup registers common to all the MSP430 ports.
- */
-typedef struct {
- volatile uint8_t out;
- volatile uint8_t dir;
-} msp430_dio_setup_t;
-
-/**
- * @brief MSP430 I/O ports static initializer.
- * @details An instance of this structure must be passed to @p palInit() at
- * system startup time in order to initialize the digital I/O
- * subsystem. This represents only the initial setup, specific pads
- * or whole ports can be reprogrammed at later time.
- */
-typedef struct {
-#if defined(__MSP430_HAS_PORT1__) || \
- defined(__MSP430_HAS_PORT1_R__) || \
- defined(__DOXYGEN__)
- /** @brief Port 1 setup data.*/
- msp430_dio_setup_t P1Data;
-#endif
-#if defined(__MSP430_HAS_PORT2__) || \
- defined(__MSP430_HAS_PORT2_R__) || \
- defined(__DOXYGEN__)
- /** @brief Port 2 setup data.*/
- msp430_dio_setup_t P2Data;
-#endif
-#if defined(__MSP430_HAS_PORT3__) || \
- defined(__MSP430_HAS_PORT3_R__) || \
- defined(__DOXYGEN__)
- /** @brief Port 3 setup data.*/
- msp430_dio_setup_t P3Data;
-#endif
-#if defined(__MSP430_HAS_PORT4__) || \
- defined(__MSP430_HAS_PORT4_R__) || \
- defined(__DOXYGEN__)
- /** @brief Port 4 setup data.*/
- msp430_dio_setup_t P4Data;
-#endif
-#if defined(__MSP430_HAS_PORT5__) || \
- defined(__MSP430_HAS_PORT5_R__) || \
- defined(__DOXYGEN__)
- /** @brief Port 5 setup data.*/
- msp430_dio_setup_t P5Data;
-#endif
-#if defined(__MSP430_HAS_PORT6__) || \
- defined(__MSP430_HAS_PORT6_R__) || \
- defined(__DOXYGEN__)
- /** @brief Port 6 setup data.*/
- msp430_dio_setup_t P6Data;
-#endif
-} PALConfig;
-
-/**
- * @brief Width, in bits, of an I/O port.
- */
-#define PAL_IOPORTS_WIDTH 8
-
-/**
- * @brief Whole port mask.
- * @details This macro specifies all the valid bits into a port.
- */
-#define PAL_WHOLE_PORT ((ioportmask_t)0xFF)
-
-/**
- * @brief Digital I/O port sized unsigned type.
- */
-typedef uint8_t ioportmask_t;
-
-/**
- * @brief Digital I/O modes.
- */
-typedef uint16_t iomode_t;
-
-/**
- * @brief Port Identifier.
- * @details This type can be a scalar or some kind of pointer, do not make
- * any assumption about it, use the provided macros when populating
- * variables of this type.
- */
-typedef msp430_ioport_t *ioportid_t;
-
-/*===========================================================================*/
-/* I/O Ports Identifiers. */
-/*===========================================================================*/
-
-/**
- * @brief I/O port A identifier.
- * @details This port identifier is mapped on the MSP430 port 1 (P1).
- */
-#if defined(__MSP430_HAS_PORT1__) || \
- defined(__MSP430_HAS_PORT1_R__) || \
- defined(__DOXYGEN__)
-#define IOPORT1 ((ioportid_t)P1IN_)
-#endif
-
-/**
- * @brief I/O port B identifier.
- * @details This port identifier is mapped on the MSP430 port 2 (P2).
- */
-#if defined(__MSP430_HAS_PORT2__) || \
- defined(__MSP430_HAS_PORT2_R__) || \
- defined(__DOXYGEN__)
-#define IOPORT2 ((ioportid_t)P2IN_)
-#endif
-
-/**
- * @brief I/O port C identifier.
- * @details This port identifier is mapped on the MSP430 port 3 (P3).
- */
-#if defined(__MSP430_HAS_PORT3__) || \
- defined(__MSP430_HAS_PORT3_R__) || \
- defined(__DOXYGEN__)
-#define IOPORT3 ((ioportid_t)P3IN_)
-#endif
-
-/**
- * @brief I/O port D identifier.
- * @details This port identifier is mapped on the MSP430 port 4 (P4).
- */
-#if defined(__MSP430_HAS_PORT4__) || \
- defined(__MSP430_HAS_PORT4_R__) || \
- defined(__DOXYGEN__)
-#define IOPORT4 ((ioportid_t)P4IN_)
-#endif
-
-/**
- * @brief I/O port E identifier.
- * @details This port identifier is mapped on the MSP430 port 5 (P5).
- */
-#if defined(__MSP430_HAS_PORT5__) || \
- defined(__MSP430_HAS_PORT5_R__) || \
- defined(__DOXYGEN__)
-#define IOPORT5 ((ioportid_t)P5IN_)
-#endif
-
-/**
- * @brief I/O port F identifier.
- * @details This port identifier is mapped on the MSP430 port 6 (P6).
- */
-#if defined(__MSP430_HAS_PORT6__) || \
- defined(__MSP430_HAS_PORT6_R__) || \
- defined(__DOXYGEN__)
-#define IOPORT6 ((ioportid_t)P6IN_)
-#endif
-
-/*===========================================================================*/
-/* Implementation, some of the following macros could be implemented as */
-/* functions, if so please put them in pal_lld.c. */
-/*===========================================================================*/
-
-/**
- * @brief Low level PAL subsystem initialization.
- * @details In MSP430 programs all the ports as input.
- *
- * @param[in] config the MSP430 ports configuration
- *
- * @notapi
- */
-#define pal_lld_init(config) _pal_lld_init(config)
-
-/**
- * @brief Reads the physical I/O port states.
- * @details This function is implemented by reading the PxIN register, the
- * implementation has no side effects.
- *
- * @param[in] port port identifier
- * @return The port bits.
- *
- * @notapi
- */
-#define pal_lld_readport(port) ((port)->iop_common.in)
-
-/**
- * @brief Reads the output latch.
- * @details This function is implemented by reading the PxOUT register, the
- * implementation has no side effects.
- *
- * @param[in] port port identifier
- * @return The latched logical states.
- *
- * @notapi
- */
-#define pal_lld_readlatch(port) ((port)->iop_common.out)
-
-/**
- * @brief Writes a bits mask on a I/O port.
- * @details This function is implemented by writing the PxOUT register, the
- * implementation has no side effects.
- *
- * @param[in] port port identifier
- * @param[in] bits bits to be written on the specified port
- *
- * @notapi
- */
-#define pal_lld_writeport(port, bits) ((port)->iop_common.out = (bits))
-
-/**
- * @brief Pads group 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.
- * @note This function does not alter the @p PxSEL registers. Alternate
- * functions setup must be handled by device-specific code.
- *
- * @param[in] port port identifier
- * @param[in] mask group mask
- * @param[in] offset group bit offset within the port
- * @param[in] mode group mode
- *
- * @notapi
- */
-#define pal_lld_setgroupmode(port, mask, offset, mode) \
- _pal_lld_setgroupmode(port, mask << offset, mode)
-
-extern const PALConfig pal_default_config;
-
-#ifdef __cplusplus
-extern "C" {
-#endif
- void _pal_lld_init(const PALConfig *config);
- void _pal_lld_setgroupmode(ioportid_t port,
- ioportmask_t mask,
- iomode_t mode);
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _PAL_LLD_H_ */
-
-#endif /* HAL_USE_PAL */
-
-/** @} */
diff --git a/os/hal/platforms/MSP430/platform.dox b/os/hal/platforms/MSP430/platform.dox deleted file mode 100644 index 131743e66..000000000 --- a/os/hal/platforms/MSP430/platform.dox +++ /dev/null @@ -1,93 +0,0 @@ -/*
- 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.
-*/
-
-/**
- * @defgroup MSP430_DRIVERS MSP430 Drivers
- * @details This section describes all the supported drivers on the MSP430
- * platform and the implementation details of the single drivers.
- *
- * @ingroup platforms
- */
-
-/**
- * @defgroup MSP430_HAL MSP430 Initialization Support
- * @details The MSP430 HAL support is responsible for system initialization.
- *
- * @section msp430_hal_1 Supported HW resources
- * - DCOCTL.
- * - BCSCTL1.
- * - BCSCTL2.
- * .
- * @section msp430_hal_2 MSP430 HAL driver implementation features
- * - Clock source selection.
- * .
- * @ingroup MSP430_DRIVERS
- */
-
-/**
- * @defgroup MSP430_PAL MSP430 PAL Support
- * @details The MSP430 PAL driver uses the PORT peripherals.
- *
- * @section msp430_pal_1 Supported HW resources
- * - PORT1 (where present).
- * - PORT2 (where present).
- * - PORT3 (where present).
- * - PORT4 (where present).
- * - PORT5 (where present).
- * - PORT6 (where present).
- * .
- * @section msp430_pal_2 MSP430 PAL driver implementation features
- * The PAL driver implementation fully supports the following hardware
- * capabilities:
- * - 8 bits wide ports.
- * - Atomic set/reset/toggle functions because special MSP430 instruction set.
- * - Output latched regardless of the pad setting.
- * - Direct read of input pads regardless of the pad setting.
- * .
- * @section msp430_pal_3 Supported PAL setup modes
- * The MSP430 PAL driver supports the following I/O modes:
- * - @p PAL_MODE_RESET.
- * - @p PAL_MODE_UNCONNECTED.
- * - @p PAL_MODE_INPUT.
- * - @p PAL_MODE_OUTPUT_PUSHPULL.
- * .
- * Any attempt to setup an invalid mode is ignored.
- *
- * @section msp430_pal_4 Suboptimal behavior
- * The MSP430 PORT is less than optimal in several areas, the limitations
- * should be taken in account while using the PAL driver:
- * - Bus/group writes is not atomic.
- * - Pad/group mode setup is not atomic.
- * .
- * @ingroup MSP430_DRIVERS
- */
-
-/**
- * @defgroup MSP430_SERIAL MSP430 Serial Support
- * @details The MSP430 Serial driver uses the USART peripherals in a
- * buffered, interrupt driven, implementation.
- *
- * @section msp430_serial_1 Supported HW resources
- * The serial driver can support any of the following hardware resources:
- * - USART0.
- * - USART1.
- * .
- * @section msp430_serial_2 MSP430 Serial driver implementation features
- * - Each USART can be independently enabled and programmed.
- * - Fully interrupt driven.
- * .
- * @ingroup MSP430_DRIVERS
- */
diff --git a/os/hal/platforms/MSP430/platform.mk b/os/hal/platforms/MSP430/platform.mk deleted file mode 100644 index d0175c1df..000000000 --- a/os/hal/platforms/MSP430/platform.mk +++ /dev/null @@ -1,7 +0,0 @@ -# List of all the MSP430 platform files.
-PLATFORMSRC = ${CHIBIOS}/os/hal/platforms/MSP430/hal_lld.c \
- ${CHIBIOS}/os/hal/platforms/MSP430/pal_lld.c \
- ${CHIBIOS}/os/hal/platforms/MSP430/serial_lld.c
-
-# Required include directories
-PLATFORMINC = ${CHIBIOS}/os/hal/platforms/MSP430
diff --git a/os/hal/platforms/MSP430/serial_lld.c b/os/hal/platforms/MSP430/serial_lld.c deleted file mode 100644 index ed17c45c2..000000000 --- a/os/hal/platforms/MSP430/serial_lld.c +++ /dev/null @@ -1,328 +0,0 @@ -/*
- 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/serial_lld.c
- * @brief MSP430 low level serial driver code.
- *
- * @addtogroup SERIAL
- * @{
- */
-
-#include "ch.h"
-#include "hal.h"
-
-#if HAL_USE_SERIAL || defined(__DOXYGEN__)
-
-/*===========================================================================*/
-/* Driver exported variables. */
-/*===========================================================================*/
-
-#if USE_MSP430_USART0 || defined(__DOXYGEN__)
-/** @brief USART0 serial driver identifier.*/
-SerialDriver SD1;
-#endif
-#if USE_MSP430_USART1 || defined(__DOXYGEN__)
-/** @brief USART1 serial driver identifier.*/
-SerialDriver SD2;
-#endif
-
-/*===========================================================================*/
-/* Driver local variables and types. */
-/*===========================================================================*/
-
-/** @brief Driver default configuration.*/
-static const SerialConfig default_config = {
- UBR(SERIAL_DEFAULT_BITRATE),
- 0,
- CHAR
-};
-
-/*===========================================================================*/
-/* Driver local functions. */
-/*===========================================================================*/
-
-static void set_error(SerialDriver *sdp, uint8_t urctl) {
- flagsmask_t sts = 0;
-
- if (urctl & OE)
- sts |= SD_OVERRUN_ERROR;
- if (urctl & PE)
- sts |= SD_PARITY_ERROR;
- if (urctl & FE)
- sts |= SD_FRAMING_ERROR;
- if (urctl & BRK)
- sts |= SD_BREAK_DETECTED;
- chSysLockFromIsr();
- chnAddFlagsI(sdp, sts);
- chSysUnlockFromIsr();
-}
-
-#if USE_MSP430_USART0 || defined(__DOXYGEN__)
-static void notify1(GenericQueue *qp) {
-
- (void)qp;
- if (!(U0IE & UTXIE0)) {
- msg_t b = sdRequestDataI(&SD1);
- if (b != Q_EMPTY) {
- U0IE |= UTXIE0;
- U0TXBUF = (uint8_t)b;
- }
- }
-}
-
-/**
- * @brief USART0 initialization.
- *
- * @param[in] config the architecture-dependent serial driver configuration
- */
-static void usart0_init(const SerialConfig *config) {
-
- U0CTL = SWRST; /* Resets the USART. */
- /* USART init */
- U0TCTL = SSEL0 | SSEL1; /* SMCLK as clock source. */
- U0MCTL = config->sc_mod; /* Modulator. */
- U0BR1 = (uint8_t)(config->sc_div >> 8); /* Divider high. */
- U0BR0 = (uint8_t)(config->sc_div >> 0); /* Divider low. */
- /* Clear USART status.*/
- (void)U0RXBUF;
- U0RCTL = 0;
- /* USART enable.*/
- U0ME |= UTXE0 + URXE0; /* Enables the USART. */
- U0CTL = config->sc_ctl & ~SWRST; /* Various settings. */
- U0IE |= URXIE0; /* Enables RX interrupt. */
-}
-
-/**
- * @brief USART0 de-initialization.
- */
-static void usart0_deinit(void) {
-
- U0IE &= ~URXIE0;
- U0CTL = SWRST;
-}
-#endif /* USE_MSP430_USART0 */
-
-#if USE_MSP430_USART1 || defined(__DOXYGEN__)
-static void notify2(GenericQueue *qp) {
-
- (void)qp;
- if (!(U1IE & UTXIE1)) {
- msg_t b = sdRequestDataI(&SD2);
- if (b != Q_EMPTY) {
- U1IE |= UTXIE1;
- U1TXBUF = (uint8_t)b;
- }
- }
-}
-
-/**
- * @brief USART1 initialization.
- *
- * @param[in] config the architecture-dependent serial driver configuration
- */
-static void usart1_init(const SerialConfig *config) {
-
- U1CTL = SWRST; /* Resets the USART. */
- /* USART init.*/
- U1TCTL = SSEL0 | SSEL1; /* SMCLK as clock source. */
- U1MCTL = config->sc_mod; /* Modulator. */
- U1BR1 = (uint8_t)(config->sc_div >> 8); /* Divider high. */
- U1BR0 = (uint8_t)(config->sc_div >> 0); /* Divider low. */
- /* Clear USART status.*/
- (void)U0RXBUF;
- U1RCTL = 0;
- /* USART enable.*/
- U1ME |= UTXE0 + URXE0; /* Enables the USART. */
- U1CTL = config->sc_ctl & ~SWRST; /* Various settings. */
- U1IE |= URXIE0; /* Enables RX interrupt. */
-}
-
-/**
- * @brief USART1 de-initialization.
- */
-static void usart1_deinit(void) {
-
- U1IE &= ~URXIE0;
- U1CTL = SWRST;
-}
-#endif /* USE_MSP430_USART1 */
-
-/*===========================================================================*/
-/* Driver interrupt handlers. */
-/*===========================================================================*/
-
-#if USE_MSP430_USART0 || defined(__DOXYGEN__)
-/**
- * @brief USART0 TX interrupt handler.
- *
- * @isr
- */
-CH_IRQ_HANDLER(USART0TX) {
- msg_t b;
-
- CH_IRQ_PROLOGUE();
-
- chSysLockFromIsr();
- b = sdRequestDataI(&SD1);
- chSysUnlockFromIsr();
- if (b < Q_OK)
- U0IE &= ~UTXIE0;
- else
- U0TXBUF = b;
-
- CH_IRQ_EPILOGUE();
-}
-
-/**
- * @brief USART0 RX interrupt handler.
- *
- * @isr
- */
-CH_IRQ_HANDLER(USART0RX) {
- uint8_t urctl;
-
- CH_IRQ_PROLOGUE();
-
- if ((urctl = U0RCTL) & RXERR)
- set_error(&SD1, urctl);
- chSysLockFromIsr();
- sdIncomingDataI(&SD1, U0RXBUF);
- chSysUnlockFromIsr();
-
- CH_IRQ_EPILOGUE();
-}
-#endif /* USE_MSP430_USART0 */
-
-#if USE_MSP430_USART1 || defined(__DOXYGEN__)
-/**
- * @brief USART1 TX interrupt handler.
- *
- * @isr
- */
-CH_IRQ_HANDLER(USART1TX_VECTOR) {
- msg_t b;
-
- CH_IRQ_PROLOGUE();
-
- chSysLockFromIsr();
- b = sdRequestDataI(&SD2);
- chSysUnlockFromIsr();
- if (b < Q_OK)
- U1IE &= ~UTXIE1;
- else
- U1TXBUF = b;
-
- CH_IRQ_EPILOGUE();
-}
-
-/**
- * @brief USART1 RX interrupt handler.
- *
- * @isr
- */
-CH_IRQ_HANDLER(USART1RX_VECTOR) {
- uint8_t urctl;
-
- CH_IRQ_PROLOGUE();
-
- if ((urctl = U1RCTL) & RXERR)
- set_error(&SD2, urctl);
- chSysLockFromIsr();
- sdIncomingDataI(&SD2, U1RXBUF);
- chSysUnlockFromIsr();
-
- CH_IRQ_EPILOGUE();
-}
-#endif /* USE_MSP430_USART1 */
-
-/*===========================================================================*/
-/* Driver exported functions. */
-/*===========================================================================*/
-
-/**
- * @brief Low level serial driver initialization.
- *
- * @notapi
- */
-void sd_lld_init(void) {
-
-#if USE_MSP430_USART0
- sdObjectInit(&SD1, NULL, notify1);
-#endif
-
-#if USE_MSP430_USART1
- sdObjectInit(&SD2, NULL, notify2);
-#endif
-}
-
-/**
- * @brief Low level serial driver configuration and (re)start.
- *
- * @param[in] sdp pointer to a @p SerialDriver object
- * @param[in] config the architecture-dependent serial driver configuration.
- * If this parameter is set to @p NULL then a default
- * configuration is used.
- *
- * @notapi
- */
-void sd_lld_start(SerialDriver *sdp, const SerialConfig *config) {
-
- if (config == NULL)
- config = &default_config;
-
-#if USE_MSP430_USART0
- if (&SD1 == sdp) {
- usart0_init(config);
- return;
- }
-#endif
-#if USE_MSP430_USART1
- if (&SD2 == sdp) {
- usart1_init(config);
- return;
- }
-#endif
-}
-
-/**
- * @brief Low level serial driver stop.
- * @details De-initializes the USART, stops the associated clock, resets the
- * interrupt vector.
- *
- * @param[in] sdp pointer to a @p SerialDriver object
- *
- * @notapi
- */
-void sd_lld_stop(SerialDriver *sdp) {
-
-#if USE_MSP430_USART0
- if (&SD1 == sdp) {
- usart0_deinit();
- return;
- }
-#endif
-#if USE_MSP430_USART1
- if (&SD2 == sdp) {
- usart1_deinit();
- return;
- }
-#endif
-}
-
-#endif /* HAL_USE_SERIAL */
-
-/** @} */
diff --git a/os/hal/platforms/MSP430/serial_lld.h b/os/hal/platforms/MSP430/serial_lld.h deleted file mode 100644 index ae764d739..000000000 --- a/os/hal/platforms/MSP430/serial_lld.h +++ /dev/null @@ -1,136 +0,0 @@ -/*
- 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/serial_lld.h
- * @brief MSP430 low level serial driver header.
- *
- * @addtogroup SERIAL
- * @{
- */
-
-#ifndef _SERIAL_LLD_H_
-#define _SERIAL_LLD_H_
-
-#if HAL_USE_SERIAL || defined(__DOXYGEN__)
-
-/*===========================================================================*/
-/* Driver constants. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver pre-compile time settings. */
-/*===========================================================================*/
-
-/**
- * @brief USART0 driver enable switch.
- * @details If set to @p TRUE the support for USART0 is included.
- * @note The default is @p TRUE.
- */
-#if !defined(USE_MSP430_USART0) || defined(__DOXYGEN__)
-#define USE_MSP430_USART0 TRUE
-#endif
-
-/**
- * @brief USART1 driver enable switch.
- * @details If set to @p TRUE the support for USART1 is included.
- * @note The default is @p FALSE.
- */
-#if !defined(USE_MSP430_USART1) || defined(__DOXYGEN__)
-#define USE_MSP430_USART1 TRUE
-#endif
-
-/*===========================================================================*/
-/* Derived constants and error checks. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver data structures and types. */
-/*===========================================================================*/
-
-/**
- * @brief MSP430 Serial Driver configuration structure.
- * @details An instance of this structure must be passed to @p sdStart()
- * in order to configure and start a serial driver operations.
- */
-typedef struct {
- /**
- * @brief Initialization value for the UBRx registers.
- */
- uint16_t sc_div;
- /**
- * @brief Initialization value for the MOD register.
- */
- uint8_t sc_mod;
- /**
- * @brief Initialization value for the CTL register.
- */
- uint8_t sc_ctl;
-} SerialConfig;
-
-/**
- * @brief @p SerialDriver specific data.
- */
-#define _serial_driver_data \
- _base_asynchronous_channel_data \
- /* Driver state.*/ \
- sdstate_t state; \
- /* Input queue.*/ \
- InputQueue iqueue; \
- /* Output queue.*/ \
- OutputQueue oqueue; \
- /* Input circular buffer.*/ \
- uint8_t ib[SERIAL_BUFFERS_SIZE]; \
- /* Output circular buffer.*/ \
- uint8_t ob[SERIAL_BUFFERS_SIZE]; \
- /* End of the mandatory fields.*/
-
-/*===========================================================================*/
-/* Driver macros. */
-/*===========================================================================*/
-
-/**
- * @brief Macro for baud rate computation.
- * @note Make sure the final baud rate is within tolerance.
- */
-#define UBR(b) (SMCLK / (b))
-
-/*===========================================================================*/
-/* External declarations. */
-/*===========================================================================*/
-
-#if USE_MSP430_USART0 && !defined(__DOXYGEN__)
-extern SerialDriver SD1;
-#endif
-#if USE_MSP430_USART1 && !defined(__DOXYGEN__)
-extern SerialDriver SD2;
-#endif
-
-#ifdef __cplusplus
-extern "C" {
-#endif
- void sd_lld_init(void);
- void sd_lld_start(SerialDriver *sdp, const SerialConfig *config);
- void sd_lld_stop(SerialDriver *sdp);
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* HAL_USE_SERIAL */
-
-#endif /* _SERIAL_LLD_H_ */
-
-/** @} */
|