I2C. Added simple test for STM32F4x.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@3697 35acf78f-673a-0410-8e92-d51de3d6d3f4
This commit is contained in:
barthess 2011-12-31 13:12:11 +00:00
parent 409fb83520
commit bb25813ee9
5 changed files with 1480 additions and 0 deletions

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##############################################################################
# Build global options
# NOTE: Can be overridden externally.
#
# Compiler options here.
ifeq ($(USE_OPT),)
USE_OPT = -O2 -ggdb -fomit-frame-pointer -falign-functions=16 -mhard-float -mfpu=fpv4-sp-d16 -fsingle-precision-constant
endif
# C specific options here (added to USE_OPT).
ifeq ($(USE_COPT),)
USE_COPT =
endif
# C++ specific options here (added to USE_OPT).
ifeq ($(USE_CPPOPT),)
USE_CPPOPT = -fno-rtti
endif
# Enable this if you want the linker to remove unused code and data
ifeq ($(USE_LINK_GC),)
USE_LINK_GC = yes
endif
# If enabled, this option allows to compile the application in THUMB mode.
ifeq ($(USE_THUMB),)
USE_THUMB = yes
endif
# Enable this if you want to see the full log while compiling.
ifeq ($(USE_VERBOSE_COMPILE),)
USE_VERBOSE_COMPILE = no
endif
#
# Build global options
##############################################################################
##############################################################################
# Architecture or project specific options
#
# Enable this if you really want to use the STM FWLib.
ifeq ($(USE_FWLIB),)
USE_FWLIB = no
endif
#
# Architecture or project specific options
##############################################################################
##############################################################################
# Project, sources and paths
#
# Define project name here
PROJECT = ch
# Imported source files and paths
CHIBIOS = ../../..
include $(CHIBIOS)/boards/NONSTANDARD_STM32F4_BARTHESS1/board.mk
include $(CHIBIOS)/os/hal/platforms/STM32F4xx/platform.mk
include $(CHIBIOS)/os/hal/hal.mk
include $(CHIBIOS)/os/ports/GCC/ARMCMx/STM32F4xx/port.mk
include $(CHIBIOS)/os/kernel/kernel.mk
#include $(CHIBIOS)/test/test.mk
# Define linker script file here
LDSCRIPT= $(PORTLD)/STM32F407xG.ld
# C sources that can be compiled in ARM or THUMB mode depending on the global
# setting.
CSRC = $(PORTSRC) \
$(KERNSRC) \
$(TESTSRC) \
$(HALSRC) \
$(PLATFORMSRC) \
$(BOARDSRC) \
main.c
# C++ sources that can be compiled in ARM or THUMB mode depending on the global
# setting.
CPPSRC =
# C sources to be compiled in ARM mode regardless of the global setting.
# NOTE: Mixing ARM and THUMB mode enables the -mthumb-interwork compiler
# option that results in lower performance and larger code size.
ACSRC =
# C++ sources to be compiled in ARM mode regardless of the global setting.
# NOTE: Mixing ARM and THUMB mode enables the -mthumb-interwork compiler
# option that results in lower performance and larger code size.
ACPPSRC =
# C sources to be compiled in THUMB mode regardless of the global setting.
# NOTE: Mixing ARM and THUMB mode enables the -mthumb-interwork compiler
# option that results in lower performance and larger code size.
TCSRC =
# C sources to be compiled in THUMB mode regardless of the global setting.
# NOTE: Mixing ARM and THUMB mode enables the -mthumb-interwork compiler
# option that results in lower performance and larger code size.
TCPPSRC =
# List ASM source files here
ASMSRC = $(PORTASM)
INCDIR = $(PORTINC) $(KERNINC) $(TESTINC) \
$(HALINC) $(PLATFORMINC) $(BOARDINC) \
$(CHIBIOS)/os/various
#
# Project, sources and paths
##############################################################################
##############################################################################
# Compiler settings
#
MCU = cortex-m4
#TRGT = arm-elf-
TRGT = arm-none-eabi-
CC = $(TRGT)gcc
CPPC = $(TRGT)g++
# Enable loading with g++ only if you need C++ runtime support.
# NOTE: You can use C++ even without C++ support if you are careful. C++
# runtime support makes code size explode.
LD = $(TRGT)gcc
#LD = $(TRGT)g++
CP = $(TRGT)objcopy
AS = $(TRGT)gcc -x assembler-with-cpp
OD = $(TRGT)objdump
HEX = $(CP) -O ihex
BIN = $(CP) -O binary
# ARM-specific options here
AOPT =
# THUMB-specific options here
TOPT = -mthumb -DTHUMB
# Define C warning options here
CWARN = -Wall -Wextra -Wstrict-prototypes
# Define C++ warning options here
CPPWARN = -Wall -Wextra
#
# Compiler settings
##############################################################################
##############################################################################
# Start of default section
#
# List all default C defines here, like -D_DEBUG=1
DDEFS =
# List all default ASM defines here, like -D_DEBUG=1
DADEFS =
# List all default directories to look for include files here
DINCDIR =
# List the default directory to look for the libraries here
DLIBDIR =
# List all default libraries here
DLIBS =
#
# End of default section
##############################################################################
##############################################################################
# Start of user section
#
# List all user C define here, like -D_DEBUG=1
UDEFS =
# Define ASM defines here
UADEFS =
# List all user directories here
UINCDIR =
# List the user directory to look for the libraries here
ULIBDIR =
# List all user libraries here
ULIBS =
#
# End of user defines
##############################################################################
ifeq ($(USE_FWLIB),yes)
include $(CHIBIOS)/ext/stm32lib/stm32lib.mk
CSRC += $(STM32SRC)
INCDIR += $(STM32INC)
USE_OPT += -DUSE_STDPERIPH_DRIVER
endif
include $(CHIBIOS)/os/ports/GCC/ARMCMx/rules.mk

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/*
ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
2011 Giovanni Di Sirio.
This file is part of ChibiOS/RT.
ChibiOS/RT 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 3 of the License, or
(at your option) any later version.
ChibiOS/RT 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file templates/chconf.h
* @brief Configuration file template.
* @details A copy of this file must be placed in each project directory, it
* contains the application specific kernel settings.
*
* @addtogroup config
* @details Kernel related settings and hooks.
* @{
*/
#ifndef _CHCONF_H_
#define _CHCONF_H_
//#define CORTEX_VTOR_INIT 0x000E0000
#define CORTEX_VTOR_INIT 0x00000000
#define CORTEX_USE_FPU TRUE
/*===========================================================================*/
/* Kernel parameters. */
/*===========================================================================*/
/**
* @brief System tick frequency.
* @details Frequency of the system timer that drives the system ticks. This
* setting also defines the system tick time unit.
*/
#if !defined(CH_FREQUENCY) || defined(__DOXYGEN__)
#define CH_FREQUENCY 1000
#endif
/**
* @brief Round robin interval.
* @details This constant is the number of system ticks allowed for the
* threads before preemption occurs. Setting this value to zero
* disables the preemption for threads with equal priority and the
* round robin becomes cooperative. Note that higher priority
* threads can still preempt, the kernel is always preemptive.
*
* @note Disabling the round robin preemption makes the kernel more compact
* and generally faster.
*/
#if !defined(CH_TIME_QUANTUM) || defined(__DOXYGEN__)
#define CH_TIME_QUANTUM 0//20
#endif
/**
* @brief Managed RAM size.
* @details Size of the RAM area to be managed by the OS. If set to zero
* then the whole available RAM is used. The core memory is made
* available to the heap allocator and/or can be used directly through
* the simplified core memory allocator.
*
* @note In order to let the OS manage the whole RAM the linker script must
* provide the @p __heap_base__ and @p __heap_end__ symbols.
* @note Requires @p CH_USE_MEMCORE.
*/
#if !defined(CH_MEMCORE_SIZE) || defined(__DOXYGEN__)
#define CH_MEMCORE_SIZE 0
#endif
/**
* @brief Idle thread automatic spawn suppression.
* @details When this option is activated the function @p chSysInit()
* does not spawn the idle thread automatically. The application has
* then the responsibility to do one of the following:
* - Spawn a custom idle thread at priority @p IDLEPRIO.
* - Change the main() thread priority to @p IDLEPRIO then enter
* an endless loop. In this scenario the @p main() thread acts as
* the idle thread.
* .
* @note Unless an idle thread is spawned the @p main() thread must not
* enter a sleep state.
*/
#if !defined(CH_NO_IDLE_THREAD) || defined(__DOXYGEN__)
#define CH_NO_IDLE_THREAD FALSE
#endif
/*===========================================================================*/
/* Performance options. */
/*===========================================================================*/
/**
* @brief OS optimization.
* @details If enabled then time efficient rather than space efficient code
* is used when two possible implementations exist.
*
* @note This is not related to the compiler optimization options.
* @note The default is @p TRUE.
*/
#if !defined(CH_OPTIMIZE_SPEED) || defined(__DOXYGEN__)
#define CH_OPTIMIZE_SPEED FALSE
#endif
/*===========================================================================*/
/* Subsystem options. */
/*===========================================================================*/
/**
* @brief Threads registry APIs.
* @details If enabled then the registry APIs are included in the kernel.
*
* @note The default is @p TRUE.
*/
#if !defined(CH_USE_REGISTRY) || defined(__DOXYGEN__)
#define CH_USE_REGISTRY TRUE
#endif
/**
* @brief Threads synchronization APIs.
* @details If enabled then the @p chThdWait() function is included in
* the kernel.
*
* @note The default is @p TRUE.
*/
#if !defined(CH_USE_WAITEXIT) || defined(__DOXYGEN__)
#define CH_USE_WAITEXIT TRUE
#endif
/**
* @brief Semaphores APIs.
* @details If enabled then the Semaphores APIs are included in the kernel.
*
* @note The default is @p TRUE.
*/
#if !defined(CH_USE_SEMAPHORES) || defined(__DOXYGEN__)
#define CH_USE_SEMAPHORES TRUE
#endif
/**
* @brief Semaphores queuing mode.
* @details If enabled then the threads are enqueued on semaphores by
* priority rather than in FIFO order.
*
* @note The default is @p FALSE. Enable this if you have special requirements.
* @note Requires @p CH_USE_SEMAPHORES.
*/
#if !defined(CH_USE_SEMAPHORES_PRIORITY) || defined(__DOXYGEN__)
#define CH_USE_SEMAPHORES_PRIORITY FALSE
#endif
/**
* @brief Atomic semaphore API.
* @details If enabled then the semaphores the @p chSemSignalWait() API
* is included in the kernel.
*
* @note The default is @p TRUE.
* @note Requires @p CH_USE_SEMAPHORES.
*/
#if !defined(CH_USE_SEMSW) || defined(__DOXYGEN__)
#define CH_USE_SEMSW TRUE
#endif
/**
* @brief Mutexes APIs.
* @details If enabled then the mutexes APIs are included in the kernel.
*
* @note The default is @p TRUE.
*/
#if !defined(CH_USE_MUTEXES) || defined(__DOXYGEN__)
#define CH_USE_MUTEXES TRUE
#endif
/**
* @brief Conditional Variables APIs.
* @details If enabled then the conditional variables APIs are included
* in the kernel.
*
* @note The default is @p TRUE.
* @note Requires @p CH_USE_MUTEXES.
*/
#if !defined(CH_USE_CONDVARS) || defined(__DOXYGEN__)
#define CH_USE_CONDVARS FALSE
#endif
/**
* @brief Conditional Variables APIs with timeout.
* @details If enabled then the conditional variables APIs with timeout
* specification are included in the kernel.
*
* @note The default is @p TRUE.
* @note Requires @p CH_USE_CONDVARS.
*/
#if !defined(CH_USE_CONDVARS_TIMEOUT) || defined(__DOXYGEN__)
#define CH_USE_CONDVARS_TIMEOUT TRUE
#endif
/**
* @brief Events Flags APIs.
* @details If enabled then the event flags APIs are included in the kernel.
*
* @note The default is @p TRUE.
*/
#if !defined(CH_USE_EVENTS) || defined(__DOXYGEN__)
#define CH_USE_EVENTS TRUE
#endif
/**
* @brief Events Flags APIs with timeout.
* @details If enabled then the events APIs with timeout specification
* are included in the kernel.
*
* @note The default is @p TRUE.
* @note Requires @p CH_USE_EVENTS.
*/
#if !defined(CH_USE_EVENTS_TIMEOUT) || defined(__DOXYGEN__)
#define CH_USE_EVENTS_TIMEOUT FALSE
#endif
/**
* @brief Synchronous Messages APIs.
* @details If enabled then the synchronous messages APIs are included
* in the kernel.
*
* @note The default is @p TRUE.
*/
#if !defined(CH_USE_MESSAGES) || defined(__DOXYGEN__)
#define CH_USE_MESSAGES TRUE
#endif
/**
* @brief Synchronous Messages queuing mode.
* @details If enabled then messages are served by priority rather than in
* FIFO order.
*
* @note The default is @p FALSE. Enable this if you have special requirements.
* @note Requires @p CH_USE_MESSAGES.
*/
#if !defined(CH_USE_MESSAGES_PRIORITY) || defined(__DOXYGEN__)
#define CH_USE_MESSAGES_PRIORITY FALSE
#endif
/**
* @brief Mailboxes APIs.
* @details If enabled then the asynchronous messages (mailboxes) APIs are
* included in the kernel.
*
* @note The default is @p TRUE.
* @note Requires @p CH_USE_SEMAPHORES.
*/
#if !defined(CH_USE_MAILBOXES) || defined(__DOXYGEN__)
#define CH_USE_MAILBOXES TRUE
#endif
/**
* @brief I/O Queues APIs.
* @details If enabled then the I/O queues APIs are included in the kernel.
*
* @note The default is @p TRUE.
*/
#if !defined(CH_USE_QUEUES) || defined(__DOXYGEN__)
#define CH_USE_QUEUES TRUE
#endif
/**
* @brief Core Memory Manager APIs.
* @details If enabled then the core memory manager APIs are included
* in the kernel.
*
* @note The default is @p TRUE.
*/
#if !defined(CH_USE_MEMCORE) || defined(__DOXYGEN__)
#define CH_USE_MEMCORE TRUE
#endif
/**
* @brief Heap Allocator APIs.
* @details If enabled then the memory heap allocator APIs are included
* in the kernel.
*
* @note The default is @p TRUE.
* @note Requires @p CH_USE_MEMCORE and either @p CH_USE_MUTEXES or
* @p CH_USE_SEMAPHORES.
* @note Mutexes are recommended.
*/
#if !defined(CH_USE_HEAP) || defined(__DOXYGEN__)
#define CH_USE_HEAP FALSE
#endif
/**
* @brief C-runtime allocator.
* @details If enabled the the heap allocator APIs just wrap the C-runtime
* @p malloc() and @p free() functions.
*
* @note The default is @p FALSE.
* @note Requires @p CH_USE_HEAP.
* @note The C-runtime may or may not require @p CH_USE_MEMCORE, see the
* appropriate documentation.
*/
#if !defined(CH_USE_MALLOC_HEAP) || defined(__DOXYGEN__)
#define CH_USE_MALLOC_HEAP FALSE
#endif
/**
* @brief Memory Pools Allocator APIs.
* @details If enabled then the memory pools allocator APIs are included
* in the kernel.
*
* @note The default is @p TRUE.
*/
#if !defined(CH_USE_MEMPOOLS) || defined(__DOXYGEN__)
#define CH_USE_MEMPOOLS TRUE
#endif
/**
* @brief Dynamic Threads APIs.
* @details If enabled then the dynamic threads creation APIs are included
* in the kernel.
*
* @note The default is @p TRUE.
* @note Requires @p CH_USE_WAITEXIT.
* @note Requires @p CH_USE_HEAP and/or @p CH_USE_MEMPOOLS.
*/
#if !defined(CH_USE_DYNAMIC) || defined(__DOXYGEN__)
#define CH_USE_DYNAMIC FALSE
#endif
/*===========================================================================*/
/* Debug options. */
/*===========================================================================*/
/**
* @brief Debug option, system state check.
* @details If enabled the correct call protocol for system APIs is checked
* at runtime.
*
* @note The default is @p FALSE.
*/
#if !defined(CH_DBG_SYSTEM_STATE_CHECK) || defined(__DOXYGEN__)
#define CH_DBG_SYSTEM_STATE_CHECK TRUE
#endif
/**
* @brief Debug option, parameters checks.
* @details If enabled then the checks on the API functions input
* parameters are activated.
*
* @note The default is @p FALSE.
*/
#if !defined(CH_DBG_ENABLE_CHECKS) || defined(__DOXYGEN__)
#define CH_DBG_ENABLE_CHECKS TRUE
#endif
/**
* @brief Debug option, consistency checks.
* @details If enabled then all the assertions in the kernel code are
* activated. This includes consistency checks inside the kernel,
* runtime anomalies and port-defined checks.
*
* @note The default is @p FALSE.
*/
#if !defined(CH_DBG_ENABLE_ASSERTS) || defined(__DOXYGEN__)
#define CH_DBG_ENABLE_ASSERTS TRUE
#endif
/**
* @brief Debug option, trace buffer.
* @details If enabled then the context switch circular trace buffer is
* activated.
*
* @note The default is @p FALSE.
*/
#if !defined(CH_DBG_ENABLE_TRACE) || defined(__DOXYGEN__)
#define CH_DBG_ENABLE_TRACE TRUE
#endif
/**
* @brief Debug option, stack checks.
* @details If enabled then a runtime stack check is performed.
*
* @note The default is @p FALSE.
* @note The stack check is performed in a architecture/port dependent way.
* It may not be implemented or some ports.
* @note The default failure mode is to halt the system with the global
* @p panic_msg variable set to @p NULL.
*/
#if !defined(CH_DBG_ENABLE_STACK_CHECK) || defined(__DOXYGEN__)
#define CH_DBG_ENABLE_STACK_CHECK TRUE
#endif
/**
* @brief Debug option, stacks initialization.
* @details If enabled then the threads working area is filled with a byte
* value when a thread is created. This can be useful for the
* runtime measurement of the used stack.
*
* @note The default is @p FALSE.
*/
#if !defined(CH_DBG_FILL_THREADS) || defined(__DOXYGEN__)
#define CH_DBG_FILL_THREADS TRUE
#endif
/**
* @brief Debug option, threads profiling.
* @details If enabled then a field is added to the @p Thread structure that
* counts the system ticks occurred while executing the thread.
*
* @note The default is @p TRUE.
* @note This debug option is defaulted to TRUE because it is required by
* some test cases into the test suite.
*/
#if !defined(CH_DBG_THREADS_PROFILING) || defined(__DOXYGEN__)
#define CH_DBG_THREADS_PROFILING TRUE
#endif
/*===========================================================================*/
/* Kernel hooks. */
/*===========================================================================*/
/**
* @brief Threads descriptor structure extension.
* @details User fields added to the end of the @p Thread structure.
*/
#if !defined(THREAD_EXT_FIELDS) || defined(__DOXYGEN__)
#define THREAD_EXT_FIELDS \
/* Add threads custom fields here.*/
#endif
/**
* @brief Threads initialization hook.
* @details User initialization code added to the @p chThdInit() API.
*
* @note It is invoked from within @p chThdInit() and implicitily from all
* the threads creation APIs.
*/
#if !defined(THREAD_EXT_INIT_HOOK) || defined(__DOXYGEN__)
#define THREAD_EXT_INIT_HOOK(tp) { \
/* Add threads initialization code here.*/ \
}
#endif
/**
* @brief Threads finalization hook.
* @details User finalization code added to the @p chThdExit() API.
*
* @note It is inserted into lock zone.
* @note It is also invoked when the threads simply return in order to
* terminate.
*/
#if !defined(THREAD_EXT_EXIT_HOOK) || defined(__DOXYGEN__)
#define THREAD_EXT_EXIT_HOOK(tp) { \
/* Add threads finalization code here.*/ \
}
#endif
/**
* @brief Context switch hook.
* @details This hook is invoked just before switching between threads.
*/
#if !defined(THREAD_CONTEXT_SWITCH_HOOK) || defined(__DOXYGEN__)
#define THREAD_CONTEXT_SWITCH_HOOK(ntp, otp) { \
/* System halt code here.*/ \
}
#endif
/**
* @brief Idle Loop hook.
* @details This hook is continuously invoked by the idle thread loop.
*/
#if !defined(IDLE_LOOP_HOOK) || defined(__DOXYGEN__)
#define IDLE_LOOP_HOOK() { \
/* Idle loop code here.*/ \
}
#endif
/**
* @brief System tick event hook.
* @details This hook is invoked in the system tick handler immediately
* after processing the virtual timers queue.
*/
#if !defined(SYSTEM_TICK_EVENT_HOOK) || defined(__DOXYGEN__)
#define SYSTEM_TICK_EVENT_HOOK() { \
/* System tick event code here.*/ \
}
#endif
/**
* @brief System halt hook.
* @details This hook is invoked in case to a system halting error before
* the system is halted.
*/
#if !defined(SYSTEM_HALT_HOOK) || defined(__DOXYGEN__)
#define SYSTEM_HALT_HOOK() { \
/* System halt code here.*/ \
}
#endif
/*===========================================================================*/
/* Port-specific settings (override port settings defaulted in chcore.h). */
/*===========================================================================*/
#endif /* _CHCONF_H_ */
/** @} */

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/*
ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio.
This file is part of ChibiOS/RT.
ChibiOS/RT 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 3 of the License, or
(at your option) any later version.
ChibiOS/RT 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file templates/halconf.h
* @brief HAL configuration header.
* @details HAL configuration file, this file allows to enable or disable the
* various device drivers from your application. You may also use
* this file in order to override the device drivers default settings.
*
* @addtogroup HAL_CONF
* @{
*/
#ifndef _HALCONF_H_
#define _HALCONF_H_
#include "mcuconf.h"
/**
* @brief Enables the PAL subsystem.
*/
#if !defined(HAL_USE_PAL) || defined(__DOXYGEN__)
#define HAL_USE_PAL TRUE
#endif
/**
* @brief Enables the ADC subsystem.
*/
#if !defined(HAL_USE_ADC) || defined(__DOXYGEN__)
#define HAL_USE_ADC TRUE
#endif
/**
* @brief Enables the CAN subsystem.
*/
#if !defined(HAL_USE_CAN) || defined(__DOXYGEN__)
#define HAL_USE_CAN FALSE
#endif
/**
* @brief Enables the EXT subsystem.
*/
#if !defined(HAL_USE_EXT) || defined(__DOXYGEN__)
#define HAL_USE_EXT TRUE
#endif
/**
* @brief Enables the GPT subsystem.
*/
#if !defined(HAL_USE_GPT) || defined(__DOXYGEN__)
#define HAL_USE_GPT FALSE
#endif
/**
* @brief Enables the I2C subsystem.
*/
#if !defined(HAL_USE_I2C) || defined(__DOXYGEN__)
#define HAL_USE_I2C TRUE
#endif
/**
* @brief Enables the ICU subsystem.
*/
#if !defined(HAL_USE_ICU) || defined(__DOXYGEN__)
#define HAL_USE_ICU FALSE
#endif
/**
* @brief Enables the MAC subsystem.
*/
#if !defined(HAL_USE_MAC) || defined(__DOXYGEN__)
#define HAL_USE_MAC FALSE
#endif
/**
* @brief Enables the MMC_SPI subsystem.
*/
#if !defined(HAL_USE_MMC_SPI) || defined(__DOXYGEN__)
#define HAL_USE_MMC_SPI FALSE
#endif
/**
* @brief Enables the PWM subsystem.
*/
#if !defined(HAL_USE_PWM) || defined(__DOXYGEN__)
#define HAL_USE_PWM TRUE
#endif
/**
* @brief Enables the SDC subsystem.
*/
#if !defined(HAL_USE_SDC) || defined(__DOXYGEN__)
#define HAL_USE_SDC FALSE
#endif
/**
* @brief Enables the SERIAL subsystem.
*/
#if !defined(HAL_USE_SERIAL) || defined(__DOXYGEN__)
#define HAL_USE_SERIAL TRUE
#endif
/**
* @brief Enables the SERIAL over USB subsystem.
*/
#if !defined(HAL_USE_SERIAL_USB) || defined(__DOXYGEN__)
#define HAL_USE_SERIAL_USB FALSE
#endif
/**
* @brief Enables the SPI subsystem.
*/
#if !defined(HAL_USE_SPI) || defined(__DOXYGEN__)
#define HAL_USE_SPI FALSE
#endif
/**
* @brief Enables the UART subsystem.
*/
#if !defined(HAL_USE_UART) || defined(__DOXYGEN__)
#define HAL_USE_UART FALSE
#endif
/**
* @brief Enables the USB subsystem.
*/
#if !defined(HAL_USE_USB) || defined(__DOXYGEN__)
#define HAL_USE_USB FALSE
#endif
/**
* @brief Enables the RTC subsystem.
*/
#if !defined(HAL_USE_RTC) || defined(__DOXYGEN__)
#define HAL_USE_RTC TRUE
#endif
/**
* @brief Enables the RTC subsystem.
*/
#if !defined(RTC_SUPPORTS_CALLBACKS) || defined(__DOXYGEN__)
#define RTC_SUPPORTS_CALLBACKS FLASE
#endif
/*===========================================================================*/
/* ADC driver related settings. */
/*===========================================================================*/
/**
* @brief Enables synchronous APIs.
* @note Disabling this option saves both code and data space.
*/
#if !defined(ADC_USE_WAIT) || defined(__DOXYGEN__)
#define ADC_USE_WAIT TRUE
#endif
/**
* @brief Enables the @p adcAcquireBus() and @p adcReleaseBus() APIs.
* @note Disabling this option saves both code and data space.
*/
#if !defined(ADC_USE_MUTUAL_EXCLUSION) || defined(__DOXYGEN__)
#define ADC_USE_MUTUAL_EXCLUSION FALSE
#endif
/*===========================================================================*/
/* CAN driver related settings. */
/*===========================================================================*/
/**
* @brief Sleep mode related APIs inclusion switch.
*/
#if !defined(CAN_USE_SLEEP_MODE) || defined(__DOXYGEN__)
#define CAN_USE_SLEEP_MODE TRUE
#endif
/*===========================================================================*/
/* I2C driver related settings. */
/*===========================================================================*/
/**
* @brief Enables the mutual exclusion APIs on the I2C bus.
*/
#if !defined(I2C_USE_MUTUAL_EXCLUSION) || defined(__DOXYGEN__)
#define I2C_USE_MUTUAL_EXCLUSION TRUE
#endif
/*===========================================================================*/
/* RTC driver related settings. */
/*===========================================================================*/
/*===========================================================================*/
/* MAC driver related settings. */
/*===========================================================================*/
/*===========================================================================*/
/* MMC_SPI driver related settings. */
/*===========================================================================*/
/**
* @brief Block size for MMC transfers.
*/
#if !defined(MMC_SECTOR_SIZE) || defined(__DOXYGEN__)
#define MMC_SECTOR_SIZE 512
#endif
/**
* @brief Delays insertions.
* @details If enabled this options inserts delays into the MMC waiting
* routines releasing some extra CPU time for the threads with
* lower priority, this may slow down the driver a bit however.
* This option is recommended also if the SPI driver does not
* use a DMA channel and heavily loads the CPU.
*/
#if !defined(MMC_NICE_WAITING) || defined(__DOXYGEN__)
#define MMC_NICE_WAITING TRUE
#endif
/**
* @brief Number of positive insertion queries before generating the
* insertion event.
*/
#if !defined(MMC_POLLING_INTERVAL) || defined(__DOXYGEN__)
#define MMC_POLLING_INTERVAL 10
#endif
/**
* @brief Interval, in milliseconds, between insertion queries.
*/
#if !defined(MMC_POLLING_DELAY) || defined(__DOXYGEN__)
#define MMC_POLLING_DELAY 10
#endif
/**
* @brief Uses the SPI polled API for small data transfers.
* @details Polled transfers usually improve performance because it
* saves two context switches and interrupt servicing. Note
* that this option has no effect on large transfers which
* are always performed using DMAs/IRQs.
*/
#if !defined(MMC_USE_SPI_POLLING) || defined(__DOXYGEN__)
#define MMC_USE_SPI_POLLING TRUE
#endif
/*===========================================================================*/
/* PAL driver related settings. */
/*===========================================================================*/
/*===========================================================================*/
/* PWM driver related settings. */
/*===========================================================================*/
/*===========================================================================*/
/* SDC driver related settings. */
/*===========================================================================*/
/**
* @brief Number of initialization attempts before rejecting the card.
* @note Attempts are performed at 10mS intevals.
*/
#if !defined(SDC_INIT_RETRY) || defined(__DOXYGEN__)
#define SDC_INIT_RETRY 100
#endif
/**
* @brief Include support for MMC cards.
* @note MMC support is not yet implemented so this option must be kept
* at @p FALSE.
*/
#if !defined(SDC_MMC_SUPPORT) || defined(__DOXYGEN__)
#define SDC_MMC_SUPPORT FALSE
#endif
/**
* @brief Delays insertions.
* @details If enabled this options inserts delays into the MMC waiting
* routines releasing some extra CPU time for the threads with
* lower priority, this may slow down the driver a bit however.
*/
#if !defined(SDC_NICE_WAITING) || defined(__DOXYGEN__)
#define SDC_NICE_WAITING TRUE
#endif
/*===========================================================================*/
/* SERIAL driver related settings. */
/*===========================================================================*/
/**
* @brief Default bit rate.
* @details Configuration parameter, this is the baud rate selected for the
* default configuration.
*/
#if !defined(SERIAL_DEFAULT_BITRATE) || defined(__DOXYGEN__)
#define SERIAL_DEFAULT_BITRATE 115200
#endif
/**
* @brief Serial buffers size.
* @details Configuration parameter, you can change the depth of the queue
* buffers depending on the requirements of your application.
* @note The default is 64 bytes for both the transmission and receive
* buffers.
*/
#if !defined(SERIAL_BUFFERS_SIZE) || defined(__DOXYGEN__)
#define SERIAL_BUFFERS_SIZE 16
#endif
/*===========================================================================*/
/* SPI driver related settings. */
/*===========================================================================*/
/**
* @brief Enables synchronous APIs.
* @note Disabling this option saves both code and data space.
*/
#if !defined(SPI_USE_WAIT) || defined(__DOXYGEN__)
#define SPI_USE_WAIT TRUE
#endif
/**
* @brief Enables the @p spiAcquireBus() and @p spiReleaseBus() APIs.
* @note Disabling this option saves both code and data space.
*/
#if !defined(SPI_USE_MUTUAL_EXCLUSION) || defined(__DOXYGEN__)
#define SPI_USE_MUTUAL_EXCLUSION FALSE
#endif
/*===========================================================================*/
/* UART driver related settings. */
/*===========================================================================*/
#endif /* _HALCONF_H_ */
/** @} */

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/*
ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
2011 Giovanni Di Sirio.
This file is part of ChibiOS/RT.
ChibiOS/RT 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 3 of the License, or
(at your option) any later version.
ChibiOS/RT 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdlib.h>
#include "ch.h"
#include "hal.h"
/* buffers depth */
#define ACCEL_RX_DEPTH 6
#define ACCEL_TX_DEPTH 4
/* mma8451q specific addresses */
#define ACCEL_OUT_DATA 0x01
#define ACCEL_CTRL_REG1 0x2A
static uint8_t rxbuf[ACCEL_RX_DEPTH];
static uint8_t txbuf[ACCEL_TX_DEPTH];
static i2cflags_t errors = 0;
static int16_t acceleration_x, acceleration_y, acceleration_z;
#define mma8451_addr 0b0011100
/**
*
*/
static void print(char *p) {
while (*p) {
chIOPut(&SD2, *p++);
}
}
/**
*
*/
static void println(char *p) {
while (*p) {
chIOPut(&SD2, *p++);
}
chIOWriteTimeout(&SD2, (uint8_t *)"\r\n", 2, TIME_INFINITE);
}
/**
*
*/
static void printn(int16_t n) {
char buf[16], *p;
if (n > 0)
chIOPut(&SD2, '+');
else{
chIOPut(&SD2, '-');
n = abs(n);
}
if (!n)
chIOPut(&SD2, '0');
else {
p = buf;
while (n)
*p++ = (n % 10) + '0', n /= 10;
while (p > buf)
chIOPut(&SD2, *--p);
}
}
/**
* Converts data from 2complemented representation to signed integer
*/
int16_t complement2signed(uint8_t msb, uint8_t lsb){
uint16_t word = 0;
word = (msb << 8) + lsb;
if (msb > 0x7F){
return -1 * ((int16_t)((~word) + 1));
}
return (int16_t)word;
}
/*
* Application entry point.
*/
int main(void) {
msg_t status = RDY_OK;
/*
* System initializations.
* - HAL initialization, this also initializes the configured device drivers
* and performs the board-specific initializations.
* - Kernel initialization, the main() function becomes a thread and the
* RTOS is active.
*/
halInit();
chSysInit();
/*
* Prepares the Serial driver 2
*/
sdStart(&SD2, NULL); /* Default is 38400-8-N-1.*/
palSetPadMode(GPIOA, 2, PAL_MODE_ALTERNATE(7));
palSetPadMode(GPIOA, 3, PAL_MODE_ALTERNATE(7));
/* I2C interface #2 */
static const I2CConfig i2cfg2 = {
OPMODE_I2C,
400000,
FAST_DUTY_CYCLE_16_9,
};
i2cStart(&I2CD2, &i2cfg2);
/**
* Prepares the accelerometer
*/
txbuf[0] = ACCEL_CTRL_REG1; // register address
txbuf[1] = 0x1;
i2cAcquireBus(&I2CD2);
i2cMasterTransmitTimeout(&I2CD2, mma8451_addr, txbuf, 2, rxbuf, 0, TIME_INFINITE);
i2cReleaseBus(&I2CD2);
/*
* Normal main() thread activity, nothing in this test.
*/
while (TRUE) {
chThdSleepMilliseconds(100);
txbuf[0] = ACCEL_OUT_DATA; // register address
i2cAcquireBus(&I2CD2);
status = i2cMasterTransmitTimeout(&I2CD2, mma8451_addr, txbuf, 1, rxbuf, 6, TIME_INFINITE);
i2cReleaseBus(&I2CD2);
if (status != RDY_OK){
errors = i2cGetErrors(&I2CD2);
}
acceleration_x = complement2signed(rxbuf[0], rxbuf[1]);
acceleration_y = complement2signed(rxbuf[2], rxbuf[3]);
acceleration_z = complement2signed(rxbuf[4], rxbuf[5]);
print("x: ");
printn(acceleration_x);
print(" y: ");
printn(acceleration_y);
print(" z: ");
printn(acceleration_z);
println("");
}
}

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/*
ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
2011 Giovanni Di Sirio.
This file is part of ChibiOS/RT.
ChibiOS/RT 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 3 of the License, or
(at your option) any later version.
ChibiOS/RT 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*
* STM32F4xx drivers configuration.
* The following settings override the default settings present in
* the various device driver implementation headers.
* Note that the settings for each driver only have effect if the whole
* driver is enabled in halconf.h.
*
* IRQ priorities:
* 15...0 Lowest...Highest.
*
* DMA priorities:
* 0...3 Lowest...Highest.
*/
/*
* HAL driver system settings.
*/
#define STM32_NO_INIT FALSE
#define STM32_VOS STM32_VOS_HIGH
#define STM32_PLS STM32_PLS_LEV0
#define STM32_PVD_ENABLE TRUE
#define STM32_HSI_ENABLED TRUE
#define STM32_LSI_ENABLED FALSE
#define STM32_HSE_ENABLED TRUE
#define STM32_LSE_ENABLED TRUE
#define STM32_CLOCK48_REQUIRED TRUE
#define STM32_SW STM32_SW_PLL
#define STM32_PLLSRC STM32_PLLSRC_HSE
#define STM32_PLLM_VALUE 8
#define STM32_PLLN_VALUE 336
#define STM32_PLLP_VALUE 2
#define STM32_PLLQ_VALUE 7
#define STM32_HPRE STM32_HPRE_DIV1
#define STM32_PPRE1 STM32_PPRE1_DIV4
#define STM32_PPRE2 STM32_PPRE2_DIV2
#define STM32_RTCSEL STM32_RTCSEL_LSE
#define STM32_RTCPRE_VALUE 8
#define STM32_MCO1SEL STM32_MCO1SEL_HSI
#define STM32_MCO1PRE STM32_MCO1PRE_DIV1
#define STM32_MCO2SEL STM32_MCO2SEL_SYSCLK
#define STM32_MCO2PRE STM32_MCO2PRE_DIV5
#define STM32_I2SSRC STM32_I2CSRC_CKIN
#define STM32_PLLI2SN_VALUE 192
#define STM32_PLLI2SR_VALUE 5
#define STM32_RTC STM32_RTC_LSE
/*
* ADC driver system settings.
*/
#define STM32_ADC_ADCPRE ADC_CCR_ADCPRE_DIV2
#define STM32_ADC_USE_ADC1 TRUE
#define STM32_ADC_USE_ADC2 TRUE
#define STM32_ADC_USE_ADC3 TRUE
#define STM32_ADC_ADC1_DMA_STREAM STM32_DMA_STREAM_ID(2, 4)
#define STM32_ADC_ADC2_DMA_STREAM STM32_DMA_STREAM_ID(2, 2)
#define STM32_ADC_ADC3_DMA_STREAM STM32_DMA_STREAM_ID(2, 1)
#define STM32_ADC_ADC1_DMA_PRIORITY 2
#define STM32_ADC_ADC2_DMA_PRIORITY 2
#define STM32_ADC_ADC3_DMA_PRIORITY 2
#define STM32_ADC_IRQ_PRIORITY 5
#define STM32_ADC_ADC1_DMA_IRQ_PRIORITY 5
#define STM32_ADC_ADC2_DMA_IRQ_PRIORITY 5
#define STM32_ADC_ADC3_DMA_IRQ_PRIORITY 5
/*
* CAN driver system settings.
*/
#define STM32_CAN_USE_CAN1 FLASE
#define STM32_CAN_CAN1_IRQ_PRIORITY 11
/*
* EXT driver system settings.
*/
#define STM32_EXT_EXTI0_IRQ_PRIORITY 6
#define STM32_EXT_EXTI1_IRQ_PRIORITY 6
#define STM32_EXT_EXTI2_IRQ_PRIORITY 6
#define STM32_EXT_EXTI3_IRQ_PRIORITY 6
#define STM32_EXT_EXTI4_IRQ_PRIORITY 6
#define STM32_EXT_EXTI5_9_IRQ_PRIORITY 6
#define STM32_EXT_EXTI10_15_IRQ_PRIORITY 6
#define STM32_EXT_EXTI16_IRQ_PRIORITY 6
#define STM32_EXT_EXTI17_IRQ_PRIORITY 15 // RTC alarm
#define STM32_EXT_EXTI18_IRQ_PRIORITY 6
#define STM32_EXT_EXTI19_IRQ_PRIORITY 6
#define STM32_EXT_EXTI20_IRQ_PRIORITY 6
#define STM32_EXT_EXTI21_IRQ_PRIORITY 15 // RTC tamper-timestamp
#define STM32_EXT_EXTI22_IRQ_PRIORITY 15 // RTC wakeup
/*
* GPT driver system settings.
*/
#define STM32_GPT_USE_TIM1 FALSE
#define STM32_GPT_USE_TIM2 FALSE
#define STM32_GPT_USE_TIM3 FALSE
#define STM32_GPT_USE_TIM4 FALSE
#define STM32_GPT_USE_TIM5 FALSE
#define STM32_GPT_USE_TIM8 FALSE
#define STM32_GPT_USE_TIM9 FALSE
#define STM32_GPT_USE_TIM10 FALSE
#define STM32_GPT_USE_TIM11 FALSE
#define STM32_GPT_USE_TIM12 FALSE
#define STM32_GPT_USE_TIM12 FALSE
#define STM32_GPT_USE_TIM14 FALSE
#define STM32_GPT_TIM1_IRQ_PRIORITY 7
#define STM32_GPT_TIM2_IRQ_PRIORITY 7
#define STM32_GPT_TIM3_IRQ_PRIORITY 7
#define STM32_GPT_TIM4_IRQ_PRIORITY 7
#define STM32_GPT_TIM5_IRQ_PRIORITY 7
#define STM32_GPT_TIM8_IRQ_PRIORITY 7
/*
* ICU driver system settings.
*/
#define STM32_ICU_USE_TIM1 FALSE
#define STM32_ICU_USE_TIM2 FALSE
#define STM32_ICU_USE_TIM3 FALSE
#define STM32_ICU_USE_TIM4 FALSE
#define STM32_ICU_USE_TIM5 FALSE
#define STM32_ICU_USE_TIM8 FALSE
#define STM32_ICU_TIM1_IRQ_PRIORITY 7
#define STM32_ICU_TIM2_IRQ_PRIORITY 7
#define STM32_ICU_TIM3_IRQ_PRIORITY 7
#define STM32_ICU_TIM4_IRQ_PRIORITY 7
#define STM32_ICU_TIM5_IRQ_PRIORITY 7
#define STM32_ICU_TIM8_IRQ_PRIORITY 7
/*
* PWM driver system settings.
*/
#define STM32_PWM_USE_ADVANCED FALSE
#define STM32_PWM_USE_TIM1 FALSE
#define STM32_PWM_USE_TIM2 FALSE
#define STM32_PWM_USE_TIM3 TRUE
#define STM32_PWM_USE_TIM4 TRUE
#define STM32_PWM_USE_TIM5 FALSE
#define STM32_PWM_USE_TIM8 FLASE
#define STM32_PWM_TIM1_IRQ_PRIORITY 7
#define STM32_PWM_TIM2_IRQ_PRIORITY 7
#define STM32_PWM_TIM3_IRQ_PRIORITY 7
#define STM32_PWM_TIM4_IRQ_PRIORITY 7
#define STM32_PWM_TIM5_IRQ_PRIORITY 7
#define STM32_PWM_TIM8_IRQ_PRIORITY 7
/*
* SERIAL driver system settings.
*/
#define STM32_SERIAL_USE_USART1 TRUE
#define STM32_SERIAL_USE_USART2 TRUE
#define STM32_SERIAL_USE_USART3 FALSE
#define STM32_SERIAL_USE_UART4 FALSE
#define STM32_SERIAL_USE_UART5 FALSE
#define STM32_SERIAL_USE_USART6 FALSE
#define STM32_SERIAL_USART1_PRIORITY 12
#define STM32_SERIAL_USART2_PRIORITY 12
#define STM32_SERIAL_USART3_PRIORITY 12
#define STM32_SERIAL_UART4_PRIORITY 12
#define STM32_SERIAL_UART5_PRIORITY 12
#define STM32_SERIAL_USART6_PRIORITY 12
/*
* SPI driver system settings.
*/
#define STM32_SPI_USE_SPI1 FLASE
#define STM32_SPI_USE_SPI2 FLASE
#define STM32_SPI_USE_SPI3 FLASE
#define STM32_SPI_SPI1_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 0)
#define STM32_SPI_SPI1_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 3)
#define STM32_SPI_SPI2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
#define STM32_SPI_SPI2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
#define STM32_SPI_SPI3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 0)
#define STM32_SPI_SPI3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
#define STM32_SPI_SPI1_DMA_PRIORITY 1
#define STM32_SPI_SPI2_DMA_PRIORITY 1
#define STM32_SPI_SPI3_DMA_PRIORITY 1
#define STM32_SPI_SPI1_IRQ_PRIORITY 10
#define STM32_SPI_SPI2_IRQ_PRIORITY 10
#define STM32_SPI_SPI3_IRQ_PRIORITY 10
#define STM32_SPI_DMA_ERROR_HOOK(spip) chSysHalt()
/*
* UART driver system settings.
*/
#define STM32_UART_USE_USART1 FALSE
#define STM32_UART_USE_USART2 FALSE
#define STM32_UART_USE_USART3 FALSE
#define STM32_UART_USART1_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 5)
#define STM32_UART_USART1_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 7)
#define STM32_UART_USART2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
#define STM32_UART_USART2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6)
#define STM32_UART_USART3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 1)
#define STM32_UART_USART3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
#define STM32_UART_USART1_IRQ_PRIORITY 12
#define STM32_UART_USART2_IRQ_PRIORITY 12
#define STM32_UART_USART3_IRQ_PRIORITY 12
#define STM32_UART_USART1_DMA_PRIORITY 0
#define STM32_UART_USART2_DMA_PRIORITY 0
#define STM32_UART_USART3_DMA_PRIORITY 0
#define STM32_UART_DMA_ERROR_HOOK(uartp) chSysHalt()
/*
* I2C driver system settings.
*/
#define STM32_I2C_USE_I2C1 FALSE
#define STM32_I2C_USE_I2C2 TRUE
#define STM32_I2C_USE_I2C3 FALSE
#define STM32_I2C_I2C1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 0)
#define STM32_I2C_I2C1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6)
#define STM32_I2C_I2C2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
#define STM32_I2C_I2C2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
#define STM32_I2C_I2C3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
#define STM32_I2C_I2C3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
#define STM32_I2C_I2C1_IRQ_PRIORITY 6
#define STM32_I2C_I2C2_IRQ_PRIORITY 6
#define STM32_I2C_I2C3_IRQ_PRIORITY 6
#define STM32_I2C_I2C1_DMA_PRIORITY 1
#define STM32_I2C_I2C2_DMA_PRIORITY 1
#define STM32_I2C_I2C3_DMA_PRIORITY 1
#define STM32_I2C_I2C1_DMA_ERROR_HOOK() chSysHalt()
#define STM32_I2C_I2C2_DMA_ERROR_HOOK() chSysHalt()
#define STM32_I2C_I2C3_DMA_ERROR_HOOK() chSysHalt()