From 6202fcbb8b5779f38088540f2c699aeb8d21dc5c Mon Sep 17 00:00:00 2001 From: Stephen Caudle Date: Mon, 27 Jul 2015 21:39:45 -0400 Subject: Add SPI support for nRF51 --- os/hal/boards/WVSHARE_BLE400/board.h | 5 + os/hal/ports/NRF51/NRF51822/platform.mk | 3 +- os/hal/ports/NRF51/NRF51822/spi_lld.c | 374 ++++++++++++++++++++++++ os/hal/ports/NRF51/NRF51822/spi_lld.h | 228 +++++++++++++++ testhal/NRF51/NRF51822/SPI/Makefile | 210 ++++++++++++++ testhal/NRF51/NRF51822/SPI/chconf.h | 499 ++++++++++++++++++++++++++++++++ testhal/NRF51/NRF51822/SPI/halconf.h | 327 +++++++++++++++++++++ testhal/NRF51/NRF51822/SPI/main.c | 152 ++++++++++ testhal/NRF51/NRF51822/SPI/mcuconf.h | 25 ++ testhal/NRF51/NRF51822/SPI/readme.txt | 21 ++ 10 files changed, 1843 insertions(+), 1 deletion(-) create mode 100644 os/hal/ports/NRF51/NRF51822/spi_lld.c create mode 100644 os/hal/ports/NRF51/NRF51822/spi_lld.h create mode 100644 testhal/NRF51/NRF51822/SPI/Makefile create mode 100644 testhal/NRF51/NRF51822/SPI/chconf.h create mode 100644 testhal/NRF51/NRF51822/SPI/halconf.h create mode 100644 testhal/NRF51/NRF51822/SPI/main.c create mode 100644 testhal/NRF51/NRF51822/SPI/mcuconf.h create mode 100644 testhal/NRF51/NRF51822/SPI/readme.txt diff --git a/os/hal/boards/WVSHARE_BLE400/board.h b/os/hal/boards/WVSHARE_BLE400/board.h index 957fe7e..189010c 100644 --- a/os/hal/boards/WVSHARE_BLE400/board.h +++ b/os/hal/boards/WVSHARE_BLE400/board.h @@ -33,6 +33,11 @@ #define UART_TX 9 #define UART_RX 11 +#define SPI_SCK 25 +#define SPI_MOSI 24 +#define SPI_MISO 23 +#define SPI_SS 30 + #if !defined(_FROM_ASM_) #ifdef __cplusplus extern "C" { diff --git a/os/hal/ports/NRF51/NRF51822/platform.mk b/os/hal/ports/NRF51/NRF51822/platform.mk index 10aad23..4647bc1 100644 --- a/os/hal/ports/NRF51/NRF51822/platform.mk +++ b/os/hal/ports/NRF51/NRF51822/platform.mk @@ -3,7 +3,8 @@ PLATFORMSRC = ${CHIBIOS}/os/hal/ports/common/ARMCMx/nvic.c \ ${CHIBIOS}/community/os/hal/ports/NRF51/NRF51822/hal_lld.c \ ${CHIBIOS}/community/os/hal/ports/NRF51/NRF51822/pal_lld.c \ ${CHIBIOS}/community/os/hal/ports/NRF51/NRF51822/serial_lld.c \ - ${CHIBIOS}/community/os/hal/ports/NRF51/NRF51822/st_lld.c + ${CHIBIOS}/community/os/hal/ports/NRF51/NRF51822/st_lld.c \ + ${CHIBIOS}/community/os/hal/ports/NRF51/NRF51822/spi_lld.c # Required include directories PLATFORMINC = ${CHIBIOS}/os/hal/ports/common/ARMCMx \ diff --git a/os/hal/ports/NRF51/NRF51822/spi_lld.c b/os/hal/ports/NRF51/NRF51822/spi_lld.c new file mode 100644 index 0000000..7a70c13 --- /dev/null +++ b/os/hal/ports/NRF51/NRF51822/spi_lld.c @@ -0,0 +1,374 @@ +/* + Copyright (C) 2015 Stephen Caudle + + 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 NRF51822/spi_lld.c + * @brief NRF51822 low level SPI driver code. + * + * @addtogroup SPI + * @{ + */ + +#include "hal.h" + +#if HAL_USE_SPI || defined(__DOXYGEN__) + +/*===========================================================================*/ +/* Driver exported variables. */ +/*===========================================================================*/ + +#if NRF51_SPI_USE_SPI0 || defined(__DOXYGEN__) +/** @brief SPI1 driver identifier.*/ +SPIDriver SPID1; +#endif + +#if NRF51_SPI_USE_SPI1 || defined(__DOXYGEN__) +/** @brief SPI2 driver identifier.*/ +SPIDriver SPID2; +#endif + +/*===========================================================================*/ +/* Driver local variables and types. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver local functions. */ +/*===========================================================================*/ + +/** + * @brief Preloads the transmit FIFO. + * + * @param[in] spip pointer to the @p SPIDriver object + */ +static void port_fifo_preload(SPIDriver *spip) { + NRF_SPI_Type *port = spip->port; + + if (spip->txcnt > 0 && spip->txptr != NULL) + port->TXD = *(uint8_t *)spip->txptr++; + else + port->TXD = 0xFF; + spip->txcnt--; +} + +#if defined(__GNUC__) +__attribute__((noinline)) +#endif +/** + * @brief Common IRQ handler. + * + * @param[in] spip pointer to the @p SPIDriver object + */ +static void serve_interrupt(SPIDriver *spip) { + NRF_SPI_Type *port = spip->port; + + // Clear SPI READY event flag + port->EVENTS_READY = 0; + + if (spip->rxptr != NULL) { + *(uint8_t *)spip->rxptr++ = port->RXD; + } + else { + (void)port->RXD; + if (--spip->rxcnt == 0) { + osalDbgAssert(spip->txcnt == 0, "counter out of synch"); + /* Stops the IRQ sources.*/ + spip->port->INTENCLR = (SPI_INTENCLR_READY_Clear << SPI_INTENCLR_READY_Pos); + /* Portable SPI ISR code defined in the high level driver, note, it is + a macro.*/ + _spi_isr_code(spip); + return; + } + } + if (spip->txcnt > 0) { + port_fifo_preload(spip); + } + else { + spip->port->INTENCLR = (SPI_INTENCLR_READY_Clear << SPI_INTENCLR_READY_Pos); + /* Portable SPI ISR code defined in the high level driver, note, it is + a macro.*/ + _spi_isr_code(spip); + } +} + +/*===========================================================================*/ +/* Driver interrupt handlers. */ +/*===========================================================================*/ + +#if NRF51_SPI_USE_SPI0 || defined(__DOXYGEN__) +/** + * @brief SPI0 interrupt handler. + * + * @isr + */ +CH_IRQ_HANDLER(Vector4C) { + + CH_IRQ_PROLOGUE(); + serve_interrupt(&SPID1); + CH_IRQ_EPILOGUE(); +} +#endif +#if NRF51_SPI_USE_SPI1 || defined(__DOXYGEN__) +/** + * @brief SPI1 interrupt handler. + * + * @isr + */ +CH_IRQ_HANDLER(Vector50) { + + CH_IRQ_PROLOGUE(); + serve_interrupt(&SPID2); + CH_IRQ_EPILOGUE(); +} +#endif + +/*===========================================================================*/ +/* Driver exported functions. */ +/*===========================================================================*/ + +/** + * @brief Low level SPI driver initialization. + * + * @notapi + */ +void spi_lld_init(void) { + +#if NRF51_SPI_USE_SPI0 + spiObjectInit(&SPID1); + SPID1.port = NRF_SPI0; +#endif +#if NRF51_SPI_USE_SPI1 + spiObjectInit(&SPID2); + SPID2.port = NRF_SPI1; +#endif +} + +/** + * @brief Configures and activates the SPI peripheral. + * + * @param[in] spip pointer to the @p SPIDriver object + * + * @notapi + */ +void spi_lld_start(SPIDriver *spip) { + uint32_t config; + + if (spip->state == SPI_STOP) { +#if NRF51_SPI_USE_SPI0 + if (&SPID1 == spip) + nvicEnableVector(SPI0_TWI0_IRQn, NRF51_SPI_SPI0_IRQ_PRIORITY); +#endif +#if NRF51_SPI_USE_SPI1 + if (&SPID2 == spip) + nvicEnableVector(SPI1_TWI1_IRQn, NRF51_SPI_SPI1_IRQ_PRIORITY); +#endif + } + + config = spip->config->lsbfirst ? + (SPI_CONFIG_ORDER_LsbFirst << SPI_CONFIG_ORDER_Pos) : + (SPI_CONFIG_ORDER_MsbFirst << SPI_CONFIG_ORDER_Pos); + + switch (spip->config->mode) { + case 1: + config |= (SPI_CONFIG_CPOL_ActiveLow << SPI_CONFIG_CPOL_Pos); + config |= (SPI_CONFIG_CPHA_Trailing << SPI_CONFIG_CPHA_Pos); + break; + case 2: + config |= (SPI_CONFIG_CPOL_ActiveHigh << SPI_CONFIG_CPOL_Pos); + config |= (SPI_CONFIG_CPHA_Leading << SPI_CONFIG_CPHA_Pos); + break; + case 3: + config |= (SPI_CONFIG_CPOL_ActiveHigh << SPI_CONFIG_CPOL_Pos); + config |= (SPI_CONFIG_CPHA_Trailing << SPI_CONFIG_CPHA_Pos); + break; + default: + config |= (SPI_CONFIG_CPOL_ActiveLow << SPI_CONFIG_CPOL_Pos); + config |= (SPI_CONFIG_CPHA_Leading << SPI_CONFIG_CPHA_Pos); + break; + } + + /* Configuration.*/ + spip->port->CONFIG = config; + spip->port->PSELSCK = spip->config->sckpad; + spip->port->PSELMOSI = spip->config->mosipad; + spip->port->PSELMISO = spip->config->misopad; + spip->port->FREQUENCY = spip->config->freq; + spip->port->ENABLE = (SPI_ENABLE_ENABLE_Enabled << SPI_ENABLE_ENABLE_Pos); + + /* clear events flag */ + spip->port->EVENTS_READY = 0; +} + +/** + * @brief Deactivates the SPI peripheral. + * + * @param[in] spip pointer to the @p SPIDriver object + * + * @notapi + */ +void spi_lld_stop(SPIDriver *spip) { + + if (spip->state != SPI_STOP) { + spip->port->ENABLE = (SPI_ENABLE_ENABLE_Disabled << SPI_ENABLE_ENABLE_Pos); + spip->port->INTENCLR = (SPI_INTENCLR_READY_Clear << SPI_INTENCLR_READY_Pos); +#if NRF51_SPI_USE_SPI0 + if (&SPID1 == spip) + nvicDisableVector(SPI0_TWI0_IRQn); +#endif +#if NRF51_SPI_USE_SPI1 + if (&SPID2 == spip) + nvicDisableVector(SPI1_TWI1_IRQn); +#endif + } +} + +/** + * @brief Asserts the slave select signal and prepares for transfers. + * + * @param[in] spip pointer to the @p SPIDriver object + * + * @notapi + */ +void spi_lld_select(SPIDriver *spip) { + + palClearPad(IOPORT1, spip->config->sspad); +} + +/** + * @brief Deasserts the slave select signal. + * @details The previously selected peripheral is unselected. + * + * @param[in] spip pointer to the @p SPIDriver object + * + * @notapi + */ +void spi_lld_unselect(SPIDriver *spip) { + + palSetPad(IOPORT1, spip->config->sspad); +} + +/** + * @brief Ignores data on the SPI bus. + * @details This function transmits a series of idle words on the SPI bus and + * ignores the received data. This function can be invoked even + * when a slave select signal has not been yet asserted. + * + * @param[in] spip pointer to the @p SPIDriver object + * @param[in] n number of words to be ignored + * + * @notapi + */ +void spi_lld_ignore(SPIDriver *spip, size_t n) { + + spip->rxptr = NULL; + spip->txptr = NULL; + spip->rxcnt = spip->txcnt = n; + port_fifo_preload(spip); + spip->port->INTENSET = (SPI_INTENCLR_READY_Enabled << SPI_INTENCLR_READY_Pos); +} + +/** + * @brief Exchanges data on the SPI bus. + * @details This asynchronous function starts a simultaneous transmit/receive + * operation. + * @post At the end of the operation the configured callback is invoked. + * @note The buffers are organized as uint8_t arrays for data sizes below or + * equal to 8 bits else it is organized as uint16_t arrays. + * + * @param[in] spip pointer to the @p SPIDriver object + * @param[in] n number of words to be exchanged + * @param[in] txbuf the pointer to the transmit buffer + * @param[out] rxbuf the pointer to the receive buffer + * + * @notapi + */ +void spi_lld_exchange(SPIDriver *spip, size_t n, + const void *txbuf, void *rxbuf) { + + spip->rxptr = rxbuf; + spip->txptr = txbuf; + spip->rxcnt = spip->txcnt = n; + port_fifo_preload(spip); + spip->port->INTENSET = (SPI_INTENCLR_READY_Enabled << SPI_INTENCLR_READY_Pos); +} + +/** + * @brief Sends data over the SPI bus. + * @details This asynchronous function starts a transmit operation. + * @post At the end of the operation the configured callback is invoked. + * @note The buffers are organized as uint8_t arrays for data sizes below or + * equal to 8 bits else it is organized as uint16_t arrays. + * + * @param[in] spip pointer to the @p SPIDriver object + * @param[in] n number of words to send + * @param[in] txbuf the pointer to the transmit buffer + * + * @notapi + */ +void spi_lld_send(SPIDriver *spip, size_t n, const void *txbuf) { + + spip->rxptr = NULL; + spip->txptr = txbuf; + spip->rxcnt = spip->txcnt = n; + port_fifo_preload(spip); + spip->port->INTENSET = (SPI_INTENCLR_READY_Enabled << SPI_INTENCLR_READY_Pos); +} + +/** + * @brief Receives data from the SPI bus. + * @details This asynchronous function starts a receive operation. + * @post At the end of the operation the configured callback is invoked. + * @note The buffers are organized as uint8_t arrays for data sizes below or + * equal to 8 bits else it is organized as uint16_t arrays. + * + * @param[in] spip pointer to the @p SPIDriver object + * @param[in] n number of words to receive + * @param[out] rxbuf the pointer to the receive buffer + * + * @notapi + */ +void spi_lld_receive(SPIDriver *spip, size_t n, void *rxbuf) { + + spip->rxptr = rxbuf; + spip->txptr = NULL; + spip->rxcnt = spip->txcnt = n; + port_fifo_preload(spip); + spip->port->INTENSET = (SPI_INTENCLR_READY_Enabled << SPI_INTENCLR_READY_Pos); +} + +/** + * @brief Exchanges one frame using a polled wait. + * @details This synchronous function exchanges one frame using a polled + * synchronization method. This function is useful when exchanging + * small amount of data on high speed channels, usually in this + * situation is much more efficient just wait for completion using + * polling than suspending the thread waiting for an interrupt. + * + * @param[in] spip pointer to the @p SPIDriver object + * @param[in] frame the data frame to send over the SPI bus + * @return The received data frame from the SPI bus. + */ +uint16_t spi_lld_polled_exchange(SPIDriver *spip, uint16_t frame) { + + spip->port->TXD = (uint8_t)frame; + while (spip->port->EVENTS_READY == 0) + ; + spip->port->EVENTS_READY = 0; + return spip->port->RXD; +} + +#endif /* HAL_USE_SPI */ + +/** @} */ diff --git a/os/hal/ports/NRF51/NRF51822/spi_lld.h b/os/hal/ports/NRF51/NRF51822/spi_lld.h new file mode 100644 index 0000000..4deb4c7 --- /dev/null +++ b/os/hal/ports/NRF51/NRF51822/spi_lld.h @@ -0,0 +1,228 @@ +/* + Copyright (C) 2015 Stephen Caudle + + 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 NRF51822/spi_lld.h + * @brief NRF51822 low level SPI driver header. + * + * @addtogroup SPI + * @{ + */ + +#ifndef _SPI_LLD_H_ +#define _SPI_LLD_H_ + +#if HAL_USE_SPI || defined(__DOXYGEN__) + +/*===========================================================================*/ +/* Driver constants. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* Driver pre-compile time settings. */ +/*===========================================================================*/ + +/** + * @brief SPI0 interrupt priority level setting. + */ +#if !defined(NRF51_SPI_SPI0_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define NRF51_SPI_SPI0_IRQ_PRIORITY 10 +#endif + +/** + * @brief SPI1 interrupt priority level setting. + */ +#if !defined(NRF51_SPI_SPI1_IRQ_PRIORITY) || defined(__DOXYGEN__) +#define NRF51_SPI_SPI1_IRQ_PRIORITY 10 +#endif + +/** + * @brief Overflow error hook. + * @details The default action is to stop the system. + */ +#if !defined(NRF51_SPI_SPI_ERROR_HOOK) || defined(__DOXYGEN__) +#define NRF51_SPI_SPI_ERROR_HOOK() chSysHalt() +#endif + +/*===========================================================================*/ +/* Derived constants and error checks. */ +/*===========================================================================*/ + +#if !NRF51_SPI_USE_SPI0 && !NRF51_SPI_USE_SPI1 +#error "SPI driver activated but no SPI peripheral assigned" +#endif + +/*===========================================================================*/ +/* Driver data structures and types. */ +/*===========================================================================*/ + +/** + * @brief Type of a structure representing an SPI driver. + */ +typedef struct SPIDriver SPIDriver; + +/** + * @brief SPI notification callback type. + * + * @param[in] spip pointer to the @p SPIDriver object triggering the + * callback + */ +typedef void (*spicallback_t)(SPIDriver *spip); + +/** + * @brief SPI frequency + */ +typedef enum { + NRF51_SPI_FREQ_125KBPS = (SPI_FREQUENCY_FREQUENCY_K125 << SPI_FREQUENCY_FREQUENCY_Pos), + NRF51_SPI_FREQ_250KBPS = (SPI_FREQUENCY_FREQUENCY_K250 << SPI_FREQUENCY_FREQUENCY_Pos), + NRF51_SPI_FREQ_500KBPS = (SPI_FREQUENCY_FREQUENCY_K500 << SPI_FREQUENCY_FREQUENCY_Pos), + NRF51_SPI_FREQ_1MBPS = (SPI_FREQUENCY_FREQUENCY_M1 << SPI_FREQUENCY_FREQUENCY_Pos), + NRF51_SPI_FREQ_2MBPS = (SPI_FREQUENCY_FREQUENCY_M2 << SPI_FREQUENCY_FREQUENCY_Pos), + NRF51_SPI_FREQ_4MBPS = (SPI_FREQUENCY_FREQUENCY_M4 << SPI_FREQUENCY_FREQUENCY_Pos), + NRF51_SPI_FREQ_8MBPS = (SPI_FREQUENCY_FREQUENCY_M8 << SPI_FREQUENCY_FREQUENCY_Pos), +} spifreq_t; + +/** + * @brief Driver configuration structure. + */ +typedef struct { + /** + * @brief Operation complete callback or @p NULL. + */ + spicallback_t end_cb; + /** + * @brief The frequency of the SPI peripheral + */ + spifreq_t freq; + /** + * @brief The SCK pad + */ + uint16_t sckpad; + /** + * @brief The MOSI pad + */ + uint16_t mosipad; + /** + * @brief The MOSI pad + */ + uint16_t misopad; + /* End of the mandatory fields.*/ + /** + * @brief The chip select line pad number. + */ + uint16_t sspad; + /** + * @brief Shift out least significant bit first + */ + uint8_t lsbfirst; + /** + * @brief SPI mode + */ + uint8_t mode; +} SPIConfig; + +/** + * @brief Structure representing a SPI driver. + */ +struct SPIDriver { + /** + * @brief Driver state. + */ + spistate_t state; + /** + * @brief Current configuration data. + */ + const SPIConfig *config; +#if SPI_USE_WAIT || defined(__DOXYGEN__) + /** + * @brief Waiting thread. + */ + thread_reference_t thread; +#endif /* SPI_USE_WAIT */ +#if SPI_USE_MUTUAL_EXCLUSION || defined(__DOXYGEN__) +#if CH_CFG_USE_MUTEXES || defined(__DOXYGEN__) + /** + * @brief Mutex protecting the bus. + */ + mutex_t mutex; +#elif CH_CFG_USE_SEMAPHORES + semaphore_t semaphore; +#endif +#endif /* SPI_USE_MUTUAL_EXCLUSION */ +#if defined(SPI_DRIVER_EXT_FIELDS) + SPI_DRIVER_EXT_FIELDS +#endif + /* End of the mandatory fields.*/ + /** + * @brief Pointer to the SPI port. + */ + NRF_SPI_Type *port; + /** + * @brief Number of bytes yet to be received. + */ + uint32_t rxcnt; + /** + * @brief Receive pointer or @p NULL. + */ + void *rxptr; + /** + * @brief Number of bytes yet to be transmitted. + */ + uint32_t txcnt; + /** + * @brief Transmit pointer or @p NULL. + */ + const void *txptr; +}; + +/*===========================================================================*/ +/* Driver macros. */ +/*===========================================================================*/ + +/*===========================================================================*/ +/* External declarations. */ +/*===========================================================================*/ + +#if NRF51_SPI_USE_SPI0 && !defined(__DOXYGEN__) +extern SPIDriver SPID1; +#endif +#if NRF51_SPI_USE_SPI1 && !defined(__DOXYGEN__) +extern SPIDriver SPID2; +#endif + +#ifdef __cplusplus +extern "C" { +#endif + void spi_lld_init(void); + void spi_lld_start(SPIDriver *spip); + void spi_lld_stop(SPIDriver *spip); + void spi_lld_select(SPIDriver *spip); + void spi_lld_unselect(SPIDriver *spip); + void spi_lld_ignore(SPIDriver *spip, size_t n); + void spi_lld_exchange(SPIDriver *spip, size_t n, + const void *txbuf, void *rxbuf); + void spi_lld_send(SPIDriver *spip, size_t n, const void *txbuf); + void spi_lld_receive(SPIDriver *spip, size_t n, void *rxbuf); + uint16_t spi_lld_polled_exchange(SPIDriver *spip, uint16_t frame); +#ifdef __cplusplus +} +#endif + +#endif /* HAL_USE_SPI */ + +#endif /* _SPI_LLD_H_ */ + +/** @} */ diff --git a/testhal/NRF51/NRF51822/SPI/Makefile b/testhal/NRF51/NRF51822/SPI/Makefile new file mode 100644 index 0000000..013583f --- /dev/null +++ b/testhal/NRF51/NRF51822/SPI/Makefile @@ -0,0 +1,210 @@ +############################################################################## +# Build global options +# NOTE: Can be overridden externally. +# + +# Compiler options here. +ifeq ($(USE_OPT),) + USE_OPT = -O2 -ggdb -fomit-frame-pointer -falign-functions=16 +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 ($(USE_LINK_GC),) + USE_LINK_GC = yes +endif + +# Linker extra options here. +ifeq ($(USE_LDOPT),) + USE_LDOPT = +endif + +# Enable this if you want link time optimizations (LTO) +ifeq ($(USE_LTO),) + USE_LTO = yes +endif + +# If enabled, this option allows to compile the application in THUMB mode. +ifeq ($(USE_THUMB),) + USE_THUMB = yes +endif + +# Enable this if you want to see the full log while compiling. +ifeq ($(USE_VERBOSE_COMPILE),) + USE_VERBOSE_COMPILE = no +endif + +# +# Build global options +############################################################################## + +############################################################################## +# Architecture or project specific options +# + +# Stack size to be allocated to the Cortex-M process stack. This stack is +# the stack used by the main() thread. +ifeq ($(USE_PROCESS_STACKSIZE),) + USE_PROCESS_STACKSIZE = 0x200 +endif + +# Stack size to the allocated to the Cortex-M main/exceptions stack. This +# stack is used for processing interrupts and exceptions. +ifeq ($(USE_EXCEPTIONS_STACKSIZE),) + USE_EXCEPTIONS_STACKSIZE = 0x400 +endif + +# Enables the use of FPU on Cortex-M4 (no, softfp, hard). +ifeq ($(USE_FPU),) + USE_FPU = no +endif + +# +# Architecture or project specific options +############################################################################## + +############################################################################## +# Project, sources and paths +# + +# Define project name here +PROJECT = ch + +# Imported source files and paths +CHIBIOS = ../../../../.. +# Startup files. +include $(CHIBIOS)/community/os/common/ports/ARMCMx/compilers/GCC/mk/startup_nrf51.mk +# HAL-OSAL files (optional). +include $(CHIBIOS)/os/hal/hal.mk +include $(CHIBIOS)/community/os/hal/ports/NRF51/NRF51822/platform.mk +include $(CHIBIOS)/community/os/hal/boards/WVSHARE_BLE400/board.mk +include $(CHIBIOS)/os/hal/osal/rt/osal.mk +# RTOS files (optional). +include $(CHIBIOS)/os/rt/rt.mk +include $(CHIBIOS)/os/rt/ports/ARMCMx/compilers/GCC/mk/port_v6m.mk +# Other files (optional). +include $(CHIBIOS)/test/rt/test.mk + +# Define linker script file here +LDSCRIPT= $(STARTUPLD)/NRF51822.ld + +# C sources that can be compiled in ARM or THUMB mode depending on the global +# setting. +CSRC = $(STARTUPSRC) \ + $(KERNSRC) \ + $(PORTSRC) \ + $(OSALSRC) \ + $(HALSRC) \ + $(PLATFORMSRC) \ + $(BOARDSRC) \ + $(TESTSRC) \ + 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 = $(STARTUPASM) $(PORTASM) $(OSALASM) + +INCDIR = $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \ + $(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \ + $(CHIBIOS)/os/various + +# +# Project, sources and paths +############################################################################## + +############################################################################## +# Compiler settings +# + +MCU = cortex-m0 + +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 +AR = $(TRGT)ar +OD = $(TRGT)objdump +SZ = $(TRGT)size +HEX = $(CP) -O ihex +BIN = $(CP) -O binary +SREC = $(CP) -O srec + +# 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 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 +############################################################################## + +RULESPATH = $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC +include $(RULESPATH)/rules.mk diff --git a/testhal/NRF51/NRF51822/SPI/chconf.h b/testhal/NRF51/NRF51822/SPI/chconf.h new file mode 100644 index 0000000..36ba803 --- /dev/null +++ b/testhal/NRF51/NRF51822/SPI/chconf.h @@ -0,0 +1,499 @@ +/* + Copyright (C) 2015 Stephen Caudle + + 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 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_ + +/*===========================================================================*/ +/** + * @name System timers settings + * @{ + */ +/*===========================================================================*/ + +/** + * @brief System time counter resolution. + * @note Allowed values are 16 or 32 bits. + */ +#define CH_CFG_ST_RESOLUTION 32 + +/** + * @brief System tick frequency. + * @details Frequency of the system timer that drives the system ticks. This + * setting also defines the system tick time unit. + */ +#define CH_CFG_ST_FREQUENCY 1000 + +/** + * @brief Time delta constant for the tick-less mode. + * @note If this value is zero then the system uses the classic + * periodic tick. This value represents the minimum number + * of ticks that is safe to specify in a timeout directive. + * The value one is not valid, timeouts are rounded up to + * this value. + */ +#define CH_CFG_ST_TIMEDELTA 0 + +/** @} */ + +/*===========================================================================*/ +/** + * @name Kernel parameters and options + * @{ + */ +/*===========================================================================*/ + +/** + * @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. + * @note The round robin preemption is not supported in tickless mode and + * must be set to zero in that case. + */ +#define CH_CFG_TIME_QUANTUM 20 + +/** + * @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_CFG_USE_MEMCORE. + */ +#define CH_CFG_MEMCORE_SIZE 0 + +/** + * @brief Idle thread automatic spawn suppression. + * @details When this option is activated the function @p chSysInit() + * does not spawn the idle thread. The application @p main() + * function becomes the idle thread and must implement an + * infinite loop. + */ +#define CH_CFG_NO_IDLE_THREAD FALSE + +/** @} */ + +/*===========================================================================*/ +/** + * @name 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. + */ +#define CH_CFG_OPTIMIZE_SPEED TRUE + +/** @} */ + +/*===========================================================================*/ +/** + * @name Subsystem options + * @{ + */ +/*===========================================================================*/ + +/** + * @brief Time Measurement APIs. + * @details If enabled then the time measurement APIs are included in + * the kernel. + * + * @note The default is @p TRUE. + */ +#define CH_CFG_USE_TM FALSE + +/** + * @brief Threads registry APIs. + * @details If enabled then the registry APIs are included in the kernel. + * + * @note The default is @p TRUE. + */ +#define CH_CFG_USE_REGISTRY TRUE + +/** + * @brief Threads synchronization APIs. + * @details If enabled then the @p chThdWait() function is included in + * the kernel. + * + * @note The default is @p TRUE. + */ +#define CH_CFG_USE_WAITEXIT TRUE + +/** + * @brief Semaphores APIs. + * @details If enabled then the Semaphores APIs are included in the kernel. + * + * @note The default is @p TRUE. + */ +#define CH_CFG_USE_SEMAPHORES TRUE + +/** + * @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_CFG_USE_SEMAPHORES. + */ +#define CH_CFG_USE_SEMAPHORES_PRIORITY FALSE + +/** + * @brief Mutexes APIs. + * @details If enabled then the mutexes APIs are included in the kernel. + * + * @note The default is @p TRUE. + */ +#define CH_CFG_USE_MUTEXES TRUE + +/** + * @brief Enables recursive behavior on mutexes. + * @note Recursive mutexes are heavier and have an increased + * memory footprint. + * + * @note The default is @p FALSE. + * @note Requires @p CH_CFG_USE_MUTEXES. + */ +#define CH_CFG_USE_MUTEXES_RECURSIVE FALSE + +/** + * @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_CFG_USE_MUTEXES. + */ +#define CH_CFG_USE_CONDVARS TRUE + +/** + * @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_CFG_USE_CONDVARS. + */ +#define CH_CFG_USE_CONDVARS_TIMEOUT TRUE + +/** + * @brief Events Flags APIs. + * @details If enabled then the event flags APIs are included in the kernel. + * + * @note The default is @p TRUE. + */ +#define CH_CFG_USE_EVENTS TRUE + +/** + * @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_CFG_USE_EVENTS. + */ +#define CH_CFG_USE_EVENTS_TIMEOUT TRUE + +/** + * @brief Synchronous Messages APIs. + * @details If enabled then the synchronous messages APIs are included + * in the kernel. + * + * @note The default is @p TRUE. + */ +#define CH_CFG_USE_MESSAGES TRUE + +/** + * @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_CFG_USE_MESSAGES. + */ +#define CH_CFG_USE_MESSAGES_PRIORITY FALSE + +/** + * @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_CFG_USE_SEMAPHORES. + */ +#define CH_CFG_USE_MAILBOXES TRUE + +/** + * @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. + */ +#define CH_CFG_USE_QUEUES TRUE + +/** + * @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. + */ +#define CH_CFG_USE_MEMCORE TRUE + +/** + * @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_CFG_USE_MEMCORE and either @p CH_CFG_USE_MUTEXES or + * @p CH_CFG_USE_SEMAPHORES. + * @note Mutexes are recommended. + */ +#define CH_CFG_USE_HEAP TRUE + +/** + * @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. + */ +#define CH_CFG_USE_MEMPOOLS TRUE + +/** + * @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_CFG_USE_WAITEXIT. + * @note Requires @p CH_CFG_USE_HEAP and/or @p CH_CFG_USE_MEMPOOLS. + */ +#define CH_CFG_USE_DYNAMIC TRUE + +/** @} */ + +/*===========================================================================*/ +/** + * @name Debug options + * @{ + */ +/*===========================================================================*/ + +/** + * @brief Debug option, kernel statistics. + * + * @note The default is @p FALSE. + */ +#define CH_DBG_STATISTICS FALSE + +/** + * @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. + */ +#define CH_DBG_SYSTEM_STATE_CHECK FALSE + +/** + * @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. + */ +#define CH_DBG_ENABLE_CHECKS FALSE + +/** + * @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. + */ +#define CH_DBG_ENABLE_ASSERTS FALSE + +/** + * @brief Debug option, trace buffer. + * @details If enabled then the context switch circular trace buffer is + * activated. + * + * @note The default is @p FALSE. + */ +#define CH_DBG_ENABLE_TRACE FALSE + +/** + * @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. + */ +#define CH_DBG_ENABLE_STACK_CHECK FALSE + +/** + * @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. + */ +#define CH_DBG_FILL_THREADS FALSE + +/** + * @brief Debug option, threads profiling. + * @details If enabled then a field is added to the @p thread_t structure that + * counts the system ticks occurred while executing the thread. + * + * @note The default is @p FALSE. + * @note This debug option is not currently compatible with the + * tickless mode. + */ +#define CH_DBG_THREADS_PROFILING FALSE + +/** @} */ + +/*===========================================================================*/ +/** + * @name Kernel hooks + * @{ + */ +/*===========================================================================*/ + +/** + * @brief Threads descriptor structure extension. + * @details User fields added to the end of the @p thread_t structure. + */ +#define CH_CFG_THREAD_EXTRA_FIELDS \ + /* Add threads custom fields here.*/ + +/** + * @brief Threads initialization hook. + * @details User initialization code added to the @p chThdInit() API. + * + * @note It is invoked from within @p chThdInit() and implicitly from all + * the threads creation APIs. + */ +#define CH_CFG_THREAD_INIT_HOOK(tp) { \ + /* Add threads initialization code here.*/ \ +} + +/** + * @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. + */ +#define CH_CFG_THREAD_EXIT_HOOK(tp) { \ + /* Add threads finalization code here.*/ \ +} + +/** + * @brief Context switch hook. + * @details This hook is invoked just before switching between threads. + */ +#define CH_CFG_CONTEXT_SWITCH_HOOK(ntp, otp) { \ + /* Context switch code here.*/ \ +} + +/** + * @brief Idle thread enter hook. + * @note This hook is invoked within a critical zone, no OS functions + * should be invoked from here. + * @note This macro can be used to activate a power saving mode. + */ +#define CH_CFG_IDLE_ENTER_HOOK() { \ +} + +/** + * @brief Idle thread leave hook. + * @note This hook is invoked within a critical zone, no OS functions + * should be invoked from here. + * @note This macro can be used to deactivate a power saving mode. + */ +#define CH_CFG_IDLE_LEAVE_HOOK() { \ +} + +/** + * @brief Idle Loop hook. + * @details This hook is continuously invoked by the idle thread loop. + */ +#define CH_CFG_IDLE_LOOP_HOOK() { \ + /* Idle loop code here.*/ \ +} + +/** + * @brief System tick event hook. + * @details This hook is invoked in the system tick handler immediately + * after processing the virtual timers queue. + */ +#define CH_CFG_SYSTEM_TICK_HOOK() { \ + /* System tick event code here.*/ \ +} + +/** + * @brief System halt hook. + * @details This hook is invoked in case to a system halting error before + * the system is halted. + */ +#define CH_CFG_SYSTEM_HALT_HOOK(reason) { \ + /* System halt code here.*/ \ +} + +/** @} */ + +/*===========================================================================*/ +/* Port-specific settings (override port settings defaulted in chcore.h). */ +/*===========================================================================*/ + +#endif /* _CHCONF_H_ */ + +/** @} */ diff --git a/testhal/NRF51/NRF51822/SPI/halconf.h b/testhal/NRF51/NRF51822/SPI/halconf.h new file mode 100644 index 0000000..4269718 --- /dev/null +++ b/testhal/NRF51/NRF51822/SPI/halconf.h @@ -0,0 +1,327 @@ +/* + Copyright (C) 2015 Stephen Caudle + + 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 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 FALSE +#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 FALSE +#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 FALSE +#endif + +/** + * @brief Enables the I2S subsystem. + */ +#if !defined(HAL_USE_I2S) || defined(__DOXYGEN__) +#define HAL_USE_I2S FALSE +#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 FALSE +#endif + +/** + * @brief Enables the RTC subsystem. + */ +#if !defined(HAL_USE_RTC) || defined(__DOXYGEN__) +#define HAL_USE_RTC FALSE +#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 FALSE +#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 TRUE +#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 + +/*===========================================================================*/ +/* 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 TRUE +#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 + +/*===========================================================================*/ +/* MAC driver related settings. */ +/*===========================================================================*/ + +/** + * @brief Enables an event sources for incoming packets. + */ +#if !defined(MAC_USE_ZERO_COPY) || defined(__DOXYGEN__) +#define MAC_USE_ZERO_COPY FALSE +#endif + +/** + * @brief Enables an event sources for incoming packets. + */ +#if !defined(MAC_USE_EVENTS) || defined(__DOXYGEN__) +#define MAC_USE_EVENTS TRUE +#endif + +/*===========================================================================*/ +/* MMC_SPI driver related settings. */ +/*===========================================================================*/ + +/** + * @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 + +/*===========================================================================*/ +/* SDC driver related settings. */ +/*===========================================================================*/ + +/** + * @brief Number of initialization attempts before rejecting the card. + * @note Attempts are performed at 10mS intervals. + */ +#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 38400 +#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 + +/*===========================================================================*/ +/* SERIAL_USB driver related setting. */ +/*===========================================================================*/ + +/** + * @brief Serial over USB buffers size. + * @details Configuration parameter, the buffer size must be a multiple of + * the USB data endpoint maximum packet size. + * @note The default is 64 bytes for both the transmission and receive + * buffers. + */ +#if !defined(SERIAL_USB_BUFFERS_SIZE) || defined(__DOXYGEN__) +#define SERIAL_USB_BUFFERS_SIZE 256 +#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 TRUE +#endif + +#endif /* _HALCONF_H_ */ + +/** @} */ diff --git a/testhal/NRF51/NRF51822/SPI/main.c b/testhal/NRF51/NRF51822/SPI/main.c new file mode 100644 index 0000000..8d9c089 --- /dev/null +++ b/testhal/NRF51/NRF51822/SPI/main.c @@ -0,0 +1,152 @@ +/* + Copyright (C) 2015 Stephen Caudle + + 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. +*/ + +#include "ch.h" +#include "hal.h" + +/* + * 1Mbps speed SPI configuration (1MHz, CPHA=0, CPOL=0, LSb first). + */ + +static const SPIConfig hs_spicfg = { + .end_cb=NULL, + .freq=NRF51_SPI_FREQ_1MBPS, + .sckpad=SPI_SCK, + .mosipad=SPI_MOSI, + .misopad=SPI_MISO, + .sspad=SPI_SS, + .lsbfirst=TRUE, + .mode=0 +}; + +static const SPIConfig ls_spicfg = { + .end_cb=NULL, + .freq=NRF51_SPI_FREQ_250KBPS, + .sckpad=SPI_SCK, + .mosipad=SPI_MOSI, + .misopad=SPI_MISO, + .sspad=SPI_SS, + .lsbfirst=TRUE, + .mode=0 +}; + + +/* + * SPI TX and RX buffers. + */ +static uint8_t txbuf[512]; +static uint8_t rxbuf[512]; + +/* + * SPI bus contender 1. + */ +static THD_WORKING_AREA(spi_thread_1_wa, 256); +static THD_FUNCTION(spi_thread_1, p) { + + (void)p; + chRegSetThreadName("SPI thread 1"); + while (true) { + spiAcquireBus(&SPID1); /* Acquire ownership of the bus. */ + palSetPad(SPI_PORT_SPI0, LED0); /* LED ON. */ + spiStart(&SPID1, &hs_spicfg); /* Setup transfer parameters. */ + spiSelect(&SPID1); /* Slave Select assertion. */ + spiExchange(&SPID1, 512, + txbuf, rxbuf); /* Atomic transfer operations. */ + spiUnselect(&SPID1); /* Slave Select de-assertion. */ + spiReleaseBus(&SPID1); /* Ownership release. */ + } +} + +/* + * SPI bus contender 2. + */ +static THD_WORKING_AREA(spi_thread_2_wa, 256); +static THD_FUNCTION(spi_thread_2, p) { + + (void)p; + chRegSetThreadName("SPI thread 2"); + while (true) { + spiAcquireBus(&SPID1); /* Acquire ownership of the bus. */ + palClearPad(SPI_PORT_SPI0, LED0); /* LED OFF. */ + spiStart(&SPID1, &ls_spicfg); /* Setup transfer parameters. */ + spiSelect(&SPID1); /* Slave Select assertion. */ + spiExchange(&SPID1, 512, + txbuf, rxbuf); /* Atomic transfer operations. */ + spiUnselect(&SPID1); /* Slave Select de-assertion. */ + spiReleaseBus(&SPID1); /* Ownership release. */ + } +} +/* + * This is a periodic thread that does absolutely nothing except flashing + * a LED. + */ +static THD_WORKING_AREA(blinker_wa, 128); +static THD_FUNCTION(blinker, arg) { + + (void)arg; + chRegSetThreadName("blinker"); + while (true) { + palSetPad(SPI_PORT_SPI0, LED1); + chThdSleepMilliseconds(500); + palClearPad(SPI_PORT_SPI0, LED1); + chThdSleepMilliseconds(500); + } +} + +/* + * Application entry point. + */ +int main(void) { + unsigned i; + + /* + * 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(); + + /* + * Prepare transmit pattern. + */ + for (i = 0; i < sizeof(txbuf); i++) + txbuf[i] = (uint8_t)i; + + /* + * Starting the transmitter and receiver threads. + */ + chThdCreateStatic(spi_thread_1_wa, sizeof(spi_thread_1_wa), + NORMALPRIO + 1, spi_thread_1, NULL); + chThdCreateStatic(spi_thread_2_wa, sizeof(spi_thread_2_wa), + NORMALPRIO + 1, spi_thread_2, NULL); + + /* + * Starting the blinker thread. + */ + chThdCreateStatic(blinker_wa, sizeof(blinker_wa), + NORMALPRIO-1, blinker, NULL); + + /* + * Normal main() thread activity, in this demo it does nothing. + */ + while (true) { + chThdSleepMilliseconds(500); + } + return 0; +} diff --git a/testhal/NRF51/NRF51822/SPI/mcuconf.h b/testhal/NRF51/NRF51822/SPI/mcuconf.h new file mode 100644 index 0000000..64d0639 --- /dev/null +++ b/testhal/NRF51/NRF51822/SPI/mcuconf.h @@ -0,0 +1,25 @@ +/* + Copyright (C) 2015 Stephen Caudle + + 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. +*/ + +#ifndef _MCUCONF_H_ +#define _MCUCONF_H_ + +/* + * HAL driver system settings. + */ +#define NRF51_SPI_USE_SPI0 TRUE + +#endif /* _MCUCONF_H_ */ diff --git a/testhal/NRF51/NRF51822/SPI/readme.txt b/testhal/NRF51/NRF51822/SPI/readme.txt new file mode 100644 index 0000000..7ea1194 --- /dev/null +++ b/testhal/NRF51/NRF51822/SPI/readme.txt @@ -0,0 +1,21 @@ +***************************************************************************** +** ChibiOS/HAL - SPI driver demo for NRF51x22. ** +***************************************************************************** + +** TARGET ** + +The demo runs on an Waveshare BLE400 board. + +** The Demo ** + +The application demonstrates the use of the NRF51x22 SPI driver. + +** Board Setup ** + +- Connect MOSI (P0.24) and MISO (P0.23) together for SPI loop-back. + +** Build Procedure ** + +The demo has been tested using the free Codesourcery GCC-based toolchain +and YAGARTO. +Just modify the TRGT line in the makefile in order to use different GCC ports. -- cgit v1.2.3