Revision 1e5f7648 periphery-lld/periphAL.h
| periphery-lld/periphAL.h | ||
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static inline void usleep(apalTime_t us) |
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{
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// check if the specified time can be represented by the system |
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aosDbgCheck(us <= TIME_I2US(TIME_INFINITE));
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aosDbgCheck(us <= chTimeI2US(TIME_INFINITE));
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const systime_t st = TIME_US2I(us);
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const sysinterval_t si = chTimeUS2I(us);
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// TIME_IMMEDIATE makes no sense and would even cause system halt |
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if (st != TIME_IMMEDIATE) {
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chThdSleep(st);
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if (si != TIME_IMMEDIATE) {
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chThdSleep(si);
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} |
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return; |
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} |
| ... | ... | |
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* @brief GPIO driver type. |
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*/ |
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struct apalGpio_t {
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/* |
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* Workaround, since GPIOv2 (STM32F4XX) uses a different type than GPIOv1 (STM32F1XX). |
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*/ |
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#if defined(STM32F4XX) |
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stm32_gpio_t* port; |
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#elif defined(STM32F1XX) |
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GPIO_TypeDef* port; |
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#else |
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void* port; |
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#endif |
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uint8_t pad; |
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ioportid_t port; |
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iopadid_t pad; |
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} PACKED_VAR; |
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/** |
| ... | ... | |
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return APAL_STATUS_OK; |
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} |
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#endif |
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#if HAL_USE_PAL || defined(__DOXYGEN__) |
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/** |
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* @brief Converts an apalGpioEdge_t to an ChibiOS EXT edge.
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* @brief Converts an apalGpioEdge_t to an ChibiOS PAL edge.
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*/ |
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#define APAL2CH_EDGE(edge) \ |
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((edge == APAL_GPIO_EDGE_RISING) ? PAL_EVENT_MODE_RISING_EDGE : \ |
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(edge == APAL_GPIO_EDGE_FALLING) ? PAL_EVENT_MODE_FALLING_EDGE : \ |
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#define APAL2CH_EDGE(edge) \
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((edge == APAL_GPIO_EDGE_RISING) ? PAL_EVENT_MODE_RISING_EDGE : \
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(edge == APAL_GPIO_EDGE_FALLING) ? PAL_EVENT_MODE_FALLING_EDGE : \
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(edge == APAL_GPIO_EDGE_BOTH) ? PAL_EVENT_MODE_BOTH_EDGES : 0) |
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#endif |
| ... | ... | |
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i2cAcquireBus(i2cd); |
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#endif |
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#pragma GCC diagnostic push |
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#pragma GCC diagnostic ignored "-Wtype-limits" |
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#if defined(STM32F1XX_I2C) |
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// Due to a hardware limitation, for STM32F1 platform the minimum number of bytes that can be received is two. |
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msg_t status = MSG_OK; |
| ... | ... | |
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#else |
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const msg_t status = i2cMasterTransmitTimeout(i2cd, addr, txbuf, txbytes, rxbuf, rxbytes, ((timeout >= TIME_INFINITE) ? TIME_INFINITE : TIME_US2I(timeout)) ); |
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#endif |
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#pragma GCC diagnostic pop |
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#if (I2C_USE_MUTUAL_EXCLUSION == TRUE) |
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i2cReleaseBus(i2cd); |
| ... | ... | |
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i2cAcquireBus(i2cd); |
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#endif |
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#pragma GCC diagnostic push |
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#pragma GCC diagnostic ignored "-Wtype-limits" |
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#if defined(STM32F1XX_I2C) |
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// Due to a hardware limitation, for STM32F1 platform the minimum number of bytes that can be received is two. |
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msg_t status = MSG_OK; |
| ... | ... | |
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#else |
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const msg_t status = i2cMasterReceiveTimeout(i2cd, addr, rxbuf, rxbytes, ((timeout >= TIME_INFINITE) ? TIME_INFINITE : TIME_US2I(timeout)) ); |
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#endif |
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#pragma GCC diagnostic pop |
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#if (I2C_USE_MUTUAL_EXCLUSION == TRUE) |
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i2cReleaseBus(i2cd); |
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