/************************************************************************************ * arch/arm/src/kinetis/kinetis_internal.h * * Copyright (C) 2011 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * 3. Neither the name NuttX nor the names of its contributors may be * used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * ************************************************************************************/ #ifndef __ARCH_ARM_SRC_KINETIS_KINETIS_INTERNAL_H #define __ARCH_ARM_SRC_KINETIS_KINETIS_INTERNAL_H /************************************************************************************ * Included Files ************************************************************************************/ #include #include #include #include #include #include "up_internal.h" #include "kinetis_config.h" #include "chip.h" #include "kinetis_port.h" /************************************************************************************ * Definitions ************************************************************************************/ /* Configuration ********************************************************************/ /* Bit-encoded input to kinetis_configgpio() ****************************************/ /* General form (32-bits, only 20 bits are unused in the encoding): * * oooo mmmf iiii ---- ---- -ppp ---b bbbb */ /* Bits 25-31: 7 bits are used to encode the basic pin configuration: * * oooo mmm- ---- ---- ---- ---- ---- ---- * oooommm: * | `--- mmm: mode * `------- oooo: options (may be combined) */ #define _GPIO_MODE_SHIFT (25) /* Bits 25-27: Pin mode */ #define _GPIO_MODE_MASK (7 << _GPIO_MODE_SHIFT) #define _GPIO_OPTIONS_SHIFT (28) /* Bits 28-31: Pin mode options */ #define _GPIO_OPTIONS_MASK (15 << _GPIO_OPTIONS_SHIFT) #define _GPIO_MODE_ANALOG (0) /* 000 Pin Disabled (Analog) */ #define _GPIO_MODE_GPIO (1) /* 001 Alternative 1 (GPIO) */ #define _GPIO_MODE_ALT2 (2) /* 010 Alternative 2 */ #define _GPIO_MODE_ALT3 (3) /* 011 Alternative 3 */ #define _GPIO_MODE_ALT4 (4) /* 100 Alternative 4 */ #define _GPIO_MODE_ALT5 (5) /* 101 Alternative 5 */ #define _GPIO_MODE_ALT6 (6) /* 110 Alternative 6 */ #define _GPIO_MODE_ALT7 (7) /* 111 Alternative 7 */ #define _GPIO_IO_MASK (1) /* xxx1 GPIO input/output mask */ #define _GPIO_INPUT (0) /* xxx0 GPIO input */ #define _GPIO_INPUT_PULLMASK (6) /* x11x Mask for pull-up or -down bits */ #define _GPIO_INPUT_PULLENABLE (2) /* x010 Enables pull-up or -down */ #define _GPIO_INPUT_PULLDOWN (2) /* x010 Input with internal pull-down resistor */ #define _GPIO_INPUT_PULLUP (6) /* x110 Input with internal pull-up resistor */ #define _GPIO_INPUT_FILTER_MASK (8) /* 1xxx Mask to test if passive filter enabled */ #define _GPIO_INPUT_FILTER (8) /* 1xx0 Input with passive filter enabled */ #define _GPIO_OUTPUT (1) /* xxx1 GPIO output */ #define _GPIO_OUTPUT_SLEW_MASK (2) /* xx1x Mask to test for slow slew rate */ #define _GPIO_OUTPUT_FAST (1) /* xx01 Output with fast slew rate */ #define _GPIO_OUTPUT_SLOW (3) /* xx11 Output with slow slew rate */ #define _GPIO_OUTPUT_OD_MASK (4) /* x1xx Mask to test for open drain */ #define _GPIO_OUTPUT_OPENDRAIN (5) /* x1x1 Output with open drain enabled */ #define _GPIO_OUTPUT_DRIVE_MASK (4) /* 1xxx Mask to test for high drive strengh */ #define _GPIO_OUTPUT_LOWDRIVE (1) /* 0xx1 Output with low drive strength */ #define _GPIO_OUTPUT_HIGHDRIVE (9) /* 1xx1 Output with high drive strength */ #define GPIO_ANALOG (_GPIO_MODE_ANALOG << _GPIO_MODE_SHIFT) #define GPIO_INPUT ((_GPIO_MODE_GPIO << _GPIO_MODE_SHIFT) | \ (_GPIO_INPUT << _GPIO_OPTIONS_SHIFT)) #define GPIO_PULLDOWN ((_GPIO_MODE_GPIO << _GPIO_MODE_SHIFT) | \ (_GPIO_INPUT_PULLDOWN << _GPIO_OPTIONS_SHIFT)) #define GPIO_PULLUP ((_GPIO_MODE_GPIO << _GPIO_MODE_SHIFT) | \ (_GPIO_INPUT_PULLUP << _GPIO_OPTIONS_SHIFT)) #define GPIO_FILTER ((_GPIO_MODE_GPIO << _GPIO_MODE_SHIFT) | \ (_GPIO_INPUT_FILTER << _GPIO_OPTIONS_SHIFT)) #define GPIO_OUTPUT ((_GPIO_MODE_GPIO << _GPIO_MODE_SHIFT) | \ (_GPIO_OUTPUT << _GPIO_OPTIONS_SHIFT)) #define GPIO_FAST ((_GPIO_MODE_GPIO << _GPIO_MODE_SHIFT) | \ (_GPIO_OUTPUT_FAST << _GPIO_OPTIONS_SHIFT)) #define GPIO_SLOW ((_GPIO_MODE_GPIO << _GPIO_MODE_SHIFT) | \ (_GPIO_OUTPUT_SLOW << _GPIO_OPTIONS_SHIFT)) #define GPIO_OPENDRAIN ((_GPIO_MODE_GPIO << _GPIO_MODE_SHIFT) | \ (_GPIO_OUTPUT_LOWDRIVE << _GPIO_OPTIONS_SHIFT)) #define GPIO_LOWDRIVE ((_GPIO_MODE_GPIO << _GPIO_MODE_SHIFT) | \ (_GPIO_OUTPUT_OPENDRAIN << _GPIO_OPTIONS_SHIFT)) #define GPIO_HIGHDRIVE ((_GPIO_MODE_GPIO << _GPIO_MODE_SHIFT) | \ (_GPIO_OUTPUT_HIGHDRIVE << _GPIO_OPTIONS_SHIFT)) #define GPIO_ALT2 (_GPIO_MODE_ALT2 << _GPIO_MODE_SHIFT) #define GPIO_ALT3 (_GPIO_MODE_ALT3 << _GPIO_MODE_SHIFT) #define GPIO_ALT4 (_GPIO_MODE_ALT4 << _GPIO_MODE_SHIFT) #define GPIO_ALT5 (_GPIO_MODE_ALT5 << _GPIO_MODE_SHIFT) #define GPIO_ALT6 (_GPIO_MODE_ALT6 << _GPIO_MODE_SHIFT) #define GPIO_ALT7 (_GPIO_MODE_ALT7 << _GPIO_MODE_SHIFT) /* One bit is used to enable the digital filter: * * ---- ---f ---- ---- ---- ---- ---- ---- */ #define GPIO_DIGFILTER (1 << 24) /* Bit 24: Enable digital filter */ /* Four bits are used to incode DMA/interupt options: * * ---- ---- iiii ---- ---- ---- ---- ---- */ #define _GPIO_INT_SHIFT (20) #define _GPIO_INT_MASK (15 << _GPIO_MODE_SHIFT) #define _GPIO_INTDMA_MASK (1) /* xxx1 DMA/interrupt mask */ #define _GPIO_DMA (0) /* xxx0 DMA (vs interrupt) */ #define _GPIO_DMA_EDGE_MASK (6) /* x11x Mask to test edge */ #define _GPIO_DMA_RISING (2) /* x010 DMA Request on rising edge */ #define _GPIO_DMA_FALLING (4) /* x100 DMA Request on falling edge */ #define _GPIO_DMA_BOTH (6) /* x110 DMA Request on either edge */ #define _GPIO_INTERRUPT (1) /* xxx1 Interrupt (vs DMA) */ #define _GPIO_INT_ZERO (1) /* 0001 Interrupt when logic zero */ #define _GPIO_INT_RISING (3) /* 0011 Interrupt on rising edge */ #define _GPIO_INT_FALLING (5) /* 0101 Interrupt on falling edge */ #define _GPIO_INT_BOTH (7) /* 0111 Interrupt on either edge */ #define _GPIO_INT_ONE (9) /* 1001 Interrupt when logic one */ #define GPIO_DMA_RISING (_GPIO_DMA_RISING << _GPIO_MODE_SHIFT) #define GPIO_DMA_FALLING (_GPIO_DMA_FALLING << _GPIO_MODE_SHIFT) #define GPIO_DMA_BOTH (_GPIO_DMA_BOTH << _GPIO_MODE_SHIFT) #define GPIO_INT_ZERO (_GPIO_INT_ZERO << _GPIO_MODE_SHIFT) #define GPIO_INT_RISING (_GPIO_INT_RISING << _GPIO_MODE_SHIFT) #define GPIO_INT_FALLING (_GPIO_INT_FALLING << _GPIO_MODE_SHIFT) #define GPIO_INT_BOTH (_GPIO_INT_BOTH << _GPIO_MODE_SHIFT) #define GPIO_INT_ONE (_GPIO_INT_ONE << _GPIO_MODE_SHIFT) /* Three bits are used to define the port number: * * oooo mmmf iiii ---- ---- -ppp ---b bbbb */ #define _GPIO_PORT_SHIFT (8) /* Bits 8-10: port number */ #define _GPIO_PORT_MASK (7 << _GPIO_PORT_SHIFT) #define GPIO_PORTA (KINETIS_PORTA << _GPIO_PORT_SHIFT) #define GPIO_PORTB (KINETIS_PORTB << _GPIO_PORT_SHIFT) #define GPIO_PORTC (KINETIS_PORTC << _GPIO_PORT_SHIFT) #define GPIO_PORTD (KINETIS_PORTD << _GPIO_PORT_SHIFT) #define GPIO_PORTE (KINETIS_PORTE << _GPIO_PORT_SHIFT) /* Five bits are used to define the pin number: * * oooo mmmf iiii ---- ---- -ppp ---b bbbb */ #define _GPIO_PIN_SHIFT (0) /* Bits 0-4: port number */ #define _GPIO_PIN_MASK (31 << _GPIO_PIN_SHIFT) #define GPIO_PIN(n) ((n) << _GPIO_PIN_SHIFT) #define GPIO_PIN0 (0 << _GPIO_PIN_SHIFT) #define GPIO_PIN1 (1 << _GPIO_PIN_SHIFT) #define GPIO_PIN2 (2 << _GPIO_PIN_SHIFT) #define GPIO_PIN3 (3 << _GPIO_PIN_SHIFT) #define GPIO_PIN4 (4 << _GPIO_PIN_SHIFT) #define GPIO_PIN5 (5 << _GPIO_PIN_SHIFT) #define GPIO_PIN6 (6 << _GPIO_PIN_SHIFT) #define GPIO_PIN7 (7 << _GPIO_PIN_SHIFT) #define GPIO_PIN8 (8 << _GPIO_PIN_SHIFT) #define GPIO_PIN9 (9 << _GPIO_PIN_SHIFT) #define GPIO_PIN10 (10 << _GPIO_PIN_SHIFT) #define GPIO_PIN11 (11 << _GPIO_PIN_SHIFT) #define GPIO_PIN12 (12 << _GPIO_PIN_SHIFT) #define GPIO_PIN13 (13 << _GPIO_PIN_SHIFT) #define GPIO_PIN14 (14 << _GPIO_PIN_SHIFT) #define GPIO_PIN15 (15 << _GPIO_PIN_SHIFT) #define GPIO_PIN16 (16 << _GPIO_PIN_SHIFT) #define GPIO_PIN17 (17 << _GPIO_PIN_SHIFT) #define GPIO_PIN18 (18 << _GPIO_PIN_SHIFT) #define GPIO_PIN19 (19 << _GPIO_PIN_SHIFT) #define GPIO_PIN20 (20 << _GPIO_PIN_SHIFT) #define GPIO_PIN21 (21 << _GPIO_PIN_SHIFT) #define GPIO_PIN22 (22 << _GPIO_PIN_SHIFT) #define GPIO_PIN23 (23 << _GPIO_PIN_SHIFT) #define GPIO_PIN24 (24 << _GPIO_PIN_SHIFT) #define GPIO_PIN25 (25 << _GPIO_PIN_SHIFT) #define GPIO_PIN26 (26 << _GPIO_PIN_SHIFT) #define GPIO_PIN27 (27 << _GPIO_PIN_SHIFT) #define GPIO_PIN28 (28 << _GPIO_PIN_SHIFT) #define GPIO_PIN29 (29 << _GPIO_PIN_SHIFT) #define GPIO_PIN30 (30 << _GPIO_PIN_SHIFT) #define GPIO_PIN31 (31 << _GPIO_PIN_SHIFT) /************************************************************************************ * Public Types ************************************************************************************/ typedef FAR void *DMA_HANDLE; typedef void (*dma_callback_t)(DMA_HANDLE handle, void *arg, int result); /* The following is used for sampling DMA registers when CONFIG DEBUG_DMA is selected */ #ifdef CONFIG_DEBUG_DMA struct kinetis_dmaglobalregs_s { #warning "Missing logic" /* Global Registers */ }; struct kinetis_dmachanregs_s { #warning "Missing logic" /* Channel Registers */ }; struct kinetis_dmaregs_s { /* Global Registers */ struct kinetis_dmaglobalregs_s gbl; /* Channel Registers */ struct kinetis_dmachanregs_s ch; }; #endif /************************************************************************************ * Inline Functions ************************************************************************************/ #ifndef __ASSEMBLY__ /************************************************************************************ * Public Data ************************************************************************************/ #undef EXTERN #if defined(__cplusplus) #define EXTERN extern "C" extern "C" { #else #define EXTERN extern #endif /************************************************************************************ * Public Function Prototypes ************************************************************************************/ /************************************************************************************ * Name: kinetis_clockconfig * * Description: * Called to initialize the Kinetis chip. This does whatever setup is needed to * put the MCU in a usable state. This includes the initialization of clocking * using the settings in board.h. * ************************************************************************************/ EXTERN void kinetis_clockconfig(void); /************************************************************************************ * Name: kinetis_lowsetup * * Description: * Called at the very beginning of _start. Performs low level initialization * including setup of the console UART. This UART done early so that the serial * console is available for debugging very early in the boot sequence. * ************************************************************************************/ EXTERN void kinetis_lowsetup(void); /****************************************************************************** * Name: kinetis_uartreset * * Description: * Reset a UART. * ******************************************************************************/ #ifdef HAVE_UART_DEVICE EXTERN void kinetis_uartreset(uintptr_t uart_base); #endif /****************************************************************************** * Name: kinetis_uartconfigure * * Description: * Configure a UART as a RS-232 UART. * ******************************************************************************/ #ifdef HAVE_UART_DEVICE EXTERN void kinetis_uartconfigure(uintptr_t uart_base, uint32_t baudrate, unsigned int parity, unsigned int nbits, bool stop2); #endif /************************************************************************************ * Name: kinetis_wddisable * * Description: * Disable the watchdog timer * ************************************************************************************/ EXTERN void kinetis_wddisable(void); /************************************************************************************ * Name: kinetis_gpioirqinitialize * * Description: * Initialize logic to support a second level of interrupt decoding for GPIO pins. * ************************************************************************************/ #ifdef CONFIG_GPIO_IRQ EXTERN void kinetis_gpioirqinitialize(void); #else # define kinetis_gpioirqinitialize() #endif /************************************************************************************ * Name: kinetis_configgpio * * Description: * Configure a GPIO pin based on bit-encoded description of the pin. * ************************************************************************************/ EXTERN int kinetis_configgpio(uint32_t cfgset); /************************************************************************************ * Name: kinetis_gpiowrite * * Description: * Write one or zero to the selected GPIO pin * ************************************************************************************/ EXTERN void kinetis_gpiowrite(uint32_t pinset, bool value); /************************************************************************************ * Name: kinetis_gpioread * * Description: * Read one or zero from the selected GPIO pin * ************************************************************************************/ EXTERN bool kinetis_gpioread(uint32_t pinset); /************************************************************************************ * Name: kinetis_gpioirqenable * * Description: * Enable the interrupt for specified GPIO IRQ * ************************************************************************************/ #ifdef CONFIG_GPIO_IRQ EXTERN void kinetis_gpioirqenable(int irq); #else # define kinetis_gpioirqenable(irq) #endif /************************************************************************************ * Name: kinetis_gpioirqdisable * * Description: * Disable the interrupt for specified GPIO IRQ * ************************************************************************************/ #ifdef CONFIG_GPIO_IRQ EXTERN void kinetis_gpioirqdisable(int irq); #else # define kinetis_gpioirqdisable(irq) #endif /************************************************************************************ * Function: kinetis_dumpgpio * * Description: * Dump all GPIO registers associated with the base address of the provided pinset. * ************************************************************************************/ #ifdef CONFIG_DEBUG_GPIO EXTERN int kinetis_dumpgpio(uint32_t pinset, const char *msg); #else # define kinetis_dumpgpio(p,m) #endif /************************************************************************************ * Name: kinetis_clrpend * * Description: * Clear a pending interrupt at the NVIC. This does not seem to be required * for most interrupts. * ************************************************************************************/ EXTERN void kinetis_clrpend(int irq); /************************************************************************************ * Name: kinetis_spi/ssp0/ssp1select, kinetis_spi/ssp0/ssp1status, and * kinetis_spi/ssp0/ssp1cmddata * * Description: * These external functions must be provided by board-specific logic. They are * implementations of the select, status, and cmddata methods of the SPI interface * defined by struct spi_ops_s (see include/nuttx/spi.h). All other methods * including up_spiinitialize()) are provided by common Kinetis logic. To use * this common SPI logic on your board: * * 1. Provide logic in kinetis_boardinitialize() to configure SPI/SSP chip select * pins. * 2. Provide kinetis_spi/ssp0/ssp1select() and kinetis_spi/ssp0/ssp1status() functions * in your board-specific logic. These functions will perform chip selection * and status operations using GPIOs in the way your board is configured. * 2. If CONFIG_SPI_CMDDATA is defined in the NuttX configuration, provide * kinetis_spi/ssp0/ssp1cmddata() functions in your board-specific logic. These * functions will perform cmd/data selection operations using GPIOs in the way * your board is configured. * 3. Add a call to up_spiinitialize() in your low level application * initialization logic * 4. The handle returned by up_spiinitialize() may then be used to bind the * SPI driver to higher level logic (e.g., calling * mmcsd_spislotinitialize(), for example, will bind the SPI driver to * the SPI MMC/SD driver). * ************************************************************************************/ struct spi_dev_s; enum spi_dev_e; #ifdef CONFIG_KINETIS_SPI EXTERN void kinetis_spiselect(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool selected); EXTERN uint8_t kinetis_spistatus(FAR struct spi_dev_s *dev, enum spi_dev_e devid); #ifdef CONFIG_SPI_CMDDATA EXTERN int kinetis_spicmddata(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool cmd); #endif #endif #ifdef CONFIG_KINETIS_SSP0 EXTERN void kinetis_ssp0select(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool selected); EXTERN uint8_t kinetis_ssp0status(FAR struct spi_dev_s *dev, enum spi_dev_e devid); #ifdef CONFIG_SPI_CMDDATA EXTERN int kinetis_ssp0cmddata(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool cmd); #endif #endif #ifdef CONFIG_KINETIS_SSP1 EXTERN void kinetis_ssp1select(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool selected); EXTERN uint8_t kinetis_ssp1status(FAR struct spi_dev_s *dev, enum spi_dev_e devid); #ifdef CONFIG_SPI_CMDDATA EXTERN int kinetis_ssp1cmddata(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool cmd); #endif #endif /**************************************************************************** * Name: ssp_flush * * Description: * Flush and discard any words left in the RX fifo. This can be called * from ssp0/1select after a device is deselected (if you worry about such * things). * * Input Parameters: * dev - Device-specific state data * * Returned Value: * None * ****************************************************************************/ struct spi_dev_s; #ifdef CONFIG_KINETIS_SPI EXTERN void spi_flush(FAR struct spi_dev_s *dev); #endif #if defined(CONFIG_KINETIS_SSP0) || defined(CONFIG_KINETIS_SSP1) EXTERN void ssp_flush(FAR struct spi_dev_s *dev); #endif /**************************************************************************** * Name: kinetis_dmainitialize * * Description: * Initialize the GPDMA subsystem. * * Returned Value: * None * ****************************************************************************/ #ifdef CONFIG_KINETIS_GPDMA EXTERN void kinetis_dmainitilaize(void); #endif /**************************************************************************** * Name: kinetis_dmachannel * * Description: * Allocate a DMA channel. This function sets aside a DMA channel and * gives the caller exclusive access to the DMA channel. * * Returned Value: * One success, this function returns a non-NULL, void* DMA channel * handle. NULL is returned on any failure. This function can fail only * if no DMA channel is available. * ****************************************************************************/ #ifdef CONFIG_KINETIS_GPDMA EXTERN DMA_HANDLE kinetis_dmachannel(void); #endif /**************************************************************************** * Name: kinetis_dmafree * * Description: * Release a DMA channel. NOTE: The 'handle' used in this argument must * NEVER be used again until kinetis_dmachannel() is called again to re-gain * a valid handle. * * Returned Value: * None * ****************************************************************************/ #ifdef CONFIG_KINETIS_GPDMA EXTERN void kinetis_dmafree(DMA_HANDLE handle); #endif /**************************************************************************** * Name: kinetis_dmasetup * * Description: * Configure DMA for one transfer. * ****************************************************************************/ #ifdef CONFIG_KINETIS_GPDMA EXTERN int kinetis_dmarxsetup(DMA_HANDLE handle, uint32_t control, uint32_t config, uint32_t srcaddr, uint32_t destaddr, size_t nbytes); #endif /**************************************************************************** * Name: kinetis_dmastart * * Description: * Start the DMA transfer * ****************************************************************************/ #ifdef CONFIG_KINETIS_GPDMA EXTERN int kinetis_dmastart(DMA_HANDLE handle, dma_callback_t callback, void *arg); #endif /**************************************************************************** * Name: kinetis_dmastop * * Description: * Cancel the DMA. After kinetis_dmastop() is called, the DMA channel is * reset and kinetis_dmasetup() must be called before kinetis_dmastart() can be * called again * ****************************************************************************/ #ifdef CONFIG_KINETIS_GPDMA EXTERN void kinetis_dmastop(DMA_HANDLE handle); #endif /**************************************************************************** * Name: kinetis_dmasample * * Description: * Sample DMA register contents * ****************************************************************************/ #ifdef CONFIG_KINETIS_GPDMA #ifdef CONFIG_DEBUG_DMA EXTERN void kinetis_dmasample(DMA_HANDLE handle, struct kinetis_dmaregs_s *regs); #else # define kinetis_dmasample(handle,regs) #endif #endif /**************************************************************************** * Name: kinetis_dmadump * * Description: * Dump previously sampled DMA register contents * ****************************************************************************/ #ifdef CONFIG_KINETIS_GPDMA #ifdef CONFIG_DEBUG_DMA EXTERN void kinetis_dmadump(DMA_HANDLE handle, const struct kinetis_dmaregs_s *regs, const char *msg); #else # define kinetis_dmadump(handle,regs,msg) #endif #endif #undef EXTERN #if defined(__cplusplus) } #endif #endif /* __ASSEMBLY__ */ #endif /* __ARCH_ARM_SRC_KINETIS_KINETIS_INTERNAL_H */