mirror of
https://github.com/apache/nuttx.git
synced 2026-06-05 15:43:28 +08:00
More changes for STM3240 build
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4121 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
@@ -49,7 +49,7 @@ CMN_CSRCS += up_checkstack.c
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endif
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endif
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CHIP_ASRCS =
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CHIP_ASRCS =
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CHIP_CSRCS = stm32_start.c stm32_rcc.c stm32_gpio.c stm32_flash.c \
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CHIP_CSRCS = stm32_start.c stm32_rcc.c stm32_gpio.c stm32_exti.c stm32_flash.c \
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stm32_irq.c stm32_timerisr.c stm32_dma.c stm32_lowputc.c \
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stm32_irq.c stm32_timerisr.c stm32_dma.c stm32_lowputc.c \
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stm32_serial.c stm32_spi.c stm32_usbdev.c stm32_sdio.c \
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stm32_serial.c stm32_spi.c stm32_usbdev.c stm32_sdio.c \
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stm32_tim.c stm32_i2c.c stm32_pwr.c stm32_idle.c stm32_waste.c
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stm32_tim.c stm32_i2c.c stm32_pwr.c stm32_idle.c stm32_waste.c
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@@ -61,3 +61,7 @@ endif
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ifeq ($(CONFIG_RTC),y)
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ifeq ($(CONFIG_RTC),y)
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CHIP_CSRCS += stm32_rtc.c
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CHIP_CSRCS += stm32_rtc.c
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endif
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endif
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ifeq ($(CONFIG_DEBUG),y)
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CHIP_CSRCS += stm32_dumpgpio.c
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endif
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@@ -56,6 +56,10 @@
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#include "stm32_dma.h"
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#include "stm32_dma.h"
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#include "stm32_internal.h"
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#include "stm32_internal.h"
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/* Only for the STM32F10xx family for now */
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#ifdef CONFIG_STM32_STM32F10XX
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/****************************************************************************
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/****************************************************************************
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* Pre-processor Definitions
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* Pre-processor Definitions
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****************************************************************************/
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****************************************************************************/
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@@ -603,3 +607,4 @@ void stm32_dmadump(DMA_HANDLE handle, const struct stm32_dmaregs_s *regs,
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}
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}
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#endif
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#endif
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#endif /* CONFIG_STM32_STM32F10XX */
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@@ -0,0 +1,170 @@
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/****************************************************************************
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* arch/arm/src/stm32/stm32_gpio.c
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*
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* Copyright (C) 2009, 2011 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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|
* modification, are permitted provided that the following conditions
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||||||
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* are met:
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||||||
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*
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||||||
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* 1. Redistributions of source code must retain the above copyright
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||||||
|
* notice, this list of conditions and the following disclaimer.
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||||||
|
* 2. Redistributions in binary form must reproduce the above copyright
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||||||
|
* notice, this list of conditions and the following disclaimer in
|
||||||
|
* the documentation and/or other materials provided with the
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||||||
|
* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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|
* used to endorse or promote products derived from this software
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* without specific prior written permission.
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||||||
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*
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||||||
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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||||||
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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||||||
|
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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||||||
|
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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||||||
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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||||||
|
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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||||||
|
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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||||||
|
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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||||||
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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||||||
|
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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||||||
|
*
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****************************************************************************/
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/****************************************************************************
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||||||
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <sys/types.h>
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#include <debug.h>
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#include "up_arch.h"
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#include "chip.h"
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#include "stm32_gpio.h"
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#include "stm32_rcc.h"
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#ifdef CONFIG_DEBUG
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/****************************************************************************
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* Private Data
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****************************************************************************/
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/* Port letters for prettier debug output */
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#ifdef CONFIG_DEBUG
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static const char g_portchar[STM32_NGPIO_PORTS] =
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{
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#if STM32_NGPIO_PORTS > 9
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# error "Additional support required for this number of GPIOs"
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#elif STM32_NGPIO_PORTS > 8
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'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I'
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#elif STM32_NGPIO_PORTS > 7
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'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H'
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#elif STM32_NGPIO_PORTS > 6
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'A', 'B', 'C', 'D', 'E', 'F', 'G'
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#elif STM32_NGPIO_PORTS > 5
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'A', 'B', 'C', 'D', 'E', 'F'
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#elif STM32_NGPIO_PORTS > 4
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'A', 'B', 'C', 'D', 'E'
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#elif STM32_NGPIO_PORTS > 3
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'A', 'B', 'C', 'D'
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#elif STM32_NGPIO_PORTS > 2
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'A', 'B', 'C'
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#elif STM32_NGPIO_PORTS > 1
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'A', 'B'
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#elif STM32_NGPIO_PORTS > 0
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'A'
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#else
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# error "Bad number of GPIOs"
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#endif
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};
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#endif
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/****************************************************************************
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* Public Data
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****************************************************************************/
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Function: stm32_dumpgpio
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*
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* Description:
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* Dump all GPIO registers associated with the provided base address
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*
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****************************************************************************/
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int stm32_dumpgpio(uint32_t pinset, const char *msg)
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{
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irqstate_t flags;
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uint32_t base;
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unsigned int port;
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unsigned int pin;
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/* Get the base address associated with the GPIO port */
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port = (pinset & GPIO_PORT_MASK) >> GPIO_PORT_SHIFT;
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pin = (pinset & GPIO_PIN_MASK) >> GPIO_PIN_SHIFT;
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base = g_gpiobase[port];
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/* The following requires exclusive access to the GPIO registers */
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flags = irqsave();
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#if defined(CONFIG_STM32_STM32F10XX)
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lldbg("GPIO%c pinset: %08x base: %08x -- %s\n",
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g_portchar[port], pinset, base, msg);
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if ((getreg32(STM32_RCC_APB2ENR) & RCC_APB2ENR_IOPEN(port)) != 0)
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{
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lldbg(" CR: %08x %08x IDR: %04x ODR: %04x LCKR: %04x\n",
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getreg32(base + STM32_GPIO_CRH_OFFSET), getreg32(base + STM32_GPIO_CRL_OFFSET),
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getreg32(base + STM32_GPIO_IDR_OFFSET), getreg32(base + STM32_GPIO_ODR_OFFSET),
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getreg32(base + STM32_GPIO_LCKR_OFFSET));
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lldbg(" EVCR: %02x MAPR: %08x CR: %04x %04x %04x %04x\n",
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getreg32(STM32_AFIO_EVCR), getreg32(STM32_AFIO_MAPR),
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getreg32(STM32_AFIO_EXTICR1), getreg32(STM32_AFIO_EXTICR2),
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getreg32(STM32_AFIO_EXTICR3), getreg32(STM32_AFIO_EXTICR4));
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}
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else
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{
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lldbg(" GPIO%c not enabled: APB2ENR: %08x\n",
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g_portchar[port], getreg32(STM32_RCC_APB2ENR));
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}
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#elif defined(CONFIG_STM32_STM32F40XX)
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DEBUGASSERT(port < STM32_NGPIO_PORTS);
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lldbg("GPIO%c pinset: %08x base: %08x -- %s\n",
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g_portchar[port], pinset, base, msg);
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if ((getreg32(STM32_RCC_APB1ENR) & RCC_AH1BENR_GPIOEN(port)) != 0)
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{
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lldbg(" MODE: %08x OTYPE: %04x OSPEED: %08x PUPDR: %08x\n",
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getreg32(base + STM32_GPIO_MODER_OFFSET), getreg32(base + STM32_GPIO_OTYPER_OFFSET),
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getreg32(base + STM32_GPIO_OSPEED_OFFSET), getreg32(base + STM32_GPIO_PUPDR_OFFSET));
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lldbg(" IDR: %04x ODR: %04x BSRR: %08x LCKR: %04x\n",
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getreg32(STM32_GPIO_IDR_OFFSET), getreg32(STM32_GPIO_ODR_OFFSET),
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getreg32(STM32_GPIO_BSRR_OFFSET), getreg32(STM32_GPIO_LCKR_OFFSET));
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lldbg(" AFRH: %08x AFRL: %08x\n",
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getreg32(STM32_GPIO_ARFH_OFFSET), getreg32(STM32_GPIO_AFRL_OFFSET));
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}
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else
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{
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lldbg(" GPIO%c not enabled: APB1ENR: %08x\n",
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g_portchar[port], getreg32(STM32_RCC_APB1ENR));
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}
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#else
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# error "Unsupported STM32 chip"
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#endif
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irqrestore(flags);
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return OK;
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}
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#endif /* CONFIG_DEBUG */
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@@ -0,0 +1,316 @@
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/****************************************************************************
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* arch/arm/src/stm32/stm32_exti.c
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|
*
|
||||||
|
* Copyright (C) 2009, 2011 Gregory Nutt. All rights reserved.
|
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* Copyright (C) 2011 Uros Platise. All rights reserved.
|
||||||
|
* Author: Gregory Nutt <gnutt@nuttx.org>
|
||||||
|
* Uros Platise <uros.platise@isotel.eu>
|
||||||
|
*
|
||||||
|
* 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.
|
||||||
|
*
|
||||||
|
****************************************************************************/
|
||||||
|
|
||||||
|
/****************************************************************************
|
||||||
|
* Included Files
|
||||||
|
****************************************************************************/
|
||||||
|
|
||||||
|
#include <nuttx/config.h>
|
||||||
|
#include <nuttx/irq.h>
|
||||||
|
#include <nuttx/arch.h>
|
||||||
|
|
||||||
|
#include <stdint.h>
|
||||||
|
#include <stdbool.h>
|
||||||
|
#include <errno.h>
|
||||||
|
#include <debug.h>
|
||||||
|
|
||||||
|
#include <arch/irq.h>
|
||||||
|
|
||||||
|
#include "up_arch.h"
|
||||||
|
#include "chip.h"
|
||||||
|
#include "stm32_gpio.h"
|
||||||
|
#include "stm32_exti.h"
|
||||||
|
|
||||||
|
/****************************************************************************
|
||||||
|
* Private Data
|
||||||
|
****************************************************************************/
|
||||||
|
/* Interrupt handlers attached to each EXTI */
|
||||||
|
|
||||||
|
static xcpt_t stm32_exti_callbacks[16];
|
||||||
|
|
||||||
|
/****************************************************************************
|
||||||
|
* Public Data
|
||||||
|
****************************************************************************/
|
||||||
|
|
||||||
|
/****************************************************************************
|
||||||
|
* Private Functions
|
||||||
|
****************************************************************************/
|
||||||
|
|
||||||
|
/****************************************************************************
|
||||||
|
* Interrupt Service Routines - Dispatchers
|
||||||
|
****************************************************************************/
|
||||||
|
|
||||||
|
static int stm32_exti0_isr(int irq, void *context)
|
||||||
|
{
|
||||||
|
int ret = OK;
|
||||||
|
|
||||||
|
/* Clear the pending interrupt */
|
||||||
|
|
||||||
|
putreg32(0x0001, STM32_EXTI_PR);
|
||||||
|
|
||||||
|
/* And dispatch the interrupt to the handler */
|
||||||
|
|
||||||
|
if (stm32_exti_callbacks[0])
|
||||||
|
{
|
||||||
|
ret = stm32_exti_callbacks[0](irq, context);
|
||||||
|
}
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int stm32_exti1_isr(int irq, void *context)
|
||||||
|
{
|
||||||
|
int ret = OK;
|
||||||
|
|
||||||
|
/* Clear the pending interrupt */
|
||||||
|
|
||||||
|
putreg32(0x0002, STM32_EXTI_PR);
|
||||||
|
|
||||||
|
/* And dispatch the interrupt to the handler */
|
||||||
|
|
||||||
|
if (stm32_exti_callbacks[1])
|
||||||
|
{
|
||||||
|
ret = stm32_exti_callbacks[1](irq, context);
|
||||||
|
}
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int stm32_exti2_isr(int irq, void *context)
|
||||||
|
{
|
||||||
|
int ret = OK;
|
||||||
|
|
||||||
|
/* Clear the pending interrupt */
|
||||||
|
|
||||||
|
putreg32(0x0004, STM32_EXTI_PR);
|
||||||
|
|
||||||
|
/* And dispatch the interrupt to the handler */
|
||||||
|
|
||||||
|
if (stm32_exti_callbacks[2])
|
||||||
|
{
|
||||||
|
ret = stm32_exti_callbacks[2](irq, context);
|
||||||
|
}
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int stm32_exti3_isr(int irq, void *context)
|
||||||
|
{
|
||||||
|
int ret = OK;
|
||||||
|
|
||||||
|
/* Clear the pending interrupt */
|
||||||
|
|
||||||
|
putreg32(0x0008, STM32_EXTI_PR);
|
||||||
|
|
||||||
|
/* And dispatch the interrupt to the handler */
|
||||||
|
|
||||||
|
if (stm32_exti_callbacks[3])
|
||||||
|
{
|
||||||
|
ret = stm32_exti_callbacks[3](irq, context);
|
||||||
|
}
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int stm32_exti4_isr(int irq, void *context)
|
||||||
|
{
|
||||||
|
int ret = OK;
|
||||||
|
|
||||||
|
/* Clear the pending interrupt */
|
||||||
|
|
||||||
|
putreg32(0x0010, STM32_EXTI_PR);
|
||||||
|
|
||||||
|
/* And dispatch the interrupt to the handler */
|
||||||
|
|
||||||
|
if (stm32_exti_callbacks[4])
|
||||||
|
{
|
||||||
|
ret = stm32_exti_callbacks[4](irq, context);
|
||||||
|
}
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int stm32_exti_multiisr(int irq, void *context, int first, int last)
|
||||||
|
{
|
||||||
|
uint32_t pr;
|
||||||
|
int pin;
|
||||||
|
int ret = OK;
|
||||||
|
|
||||||
|
/* Examine the state of each pin in the group */
|
||||||
|
|
||||||
|
pr = getreg32(STM32_EXTI_PR);
|
||||||
|
|
||||||
|
/* And dispatch the interrupt to the handler */
|
||||||
|
|
||||||
|
for (pin = first; pin <= last; pin++)
|
||||||
|
{
|
||||||
|
/* Is an interrupt pending on this pin? */
|
||||||
|
|
||||||
|
uint32_t mask = (1 << pin);
|
||||||
|
if ((pr & mask) != 0)
|
||||||
|
{
|
||||||
|
/* Clear the pending interrupt */
|
||||||
|
|
||||||
|
putreg32(mask, STM32_EXTI_PR);
|
||||||
|
|
||||||
|
/* And dispatch the interrupt to the handler */
|
||||||
|
|
||||||
|
if (stm32_exti_callbacks[pin])
|
||||||
|
{
|
||||||
|
int tmp = stm32_exti_callbacks[pin](irq, context);
|
||||||
|
if (tmp != OK)
|
||||||
|
{
|
||||||
|
ret = tmp;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int stm32_exti95_isr(int irq, void *context)
|
||||||
|
{
|
||||||
|
return stm32_exti_multiisr(irq, context, 5, 9);
|
||||||
|
}
|
||||||
|
|
||||||
|
static int stm32_exti1510_isr(int irq, void *context)
|
||||||
|
{
|
||||||
|
return stm32_exti_multiisr(irq, context, 10, 15);
|
||||||
|
}
|
||||||
|
|
||||||
|
/****************************************************************************
|
||||||
|
* Public Functions
|
||||||
|
****************************************************************************/
|
||||||
|
|
||||||
|
/****************************************************************************
|
||||||
|
* Name: stm32_gpiosetevent
|
||||||
|
*
|
||||||
|
* Description:
|
||||||
|
* Sets/clears GPIO based event and interrupt triggers.
|
||||||
|
*
|
||||||
|
* Parameters:
|
||||||
|
* - pinset: gpio pin configuration
|
||||||
|
* - rising/falling edge: enables
|
||||||
|
* - event: generate event when set
|
||||||
|
* - func: when non-NULL, generate interrupt
|
||||||
|
*
|
||||||
|
* Returns:
|
||||||
|
* The previous value of the interrupt handler function pointer. This value may,
|
||||||
|
* for example, be used to restore the previous handler when multiple handlers are
|
||||||
|
* used.
|
||||||
|
*
|
||||||
|
****************************************************************************/
|
||||||
|
|
||||||
|
xcpt_t stm32_gpiosetevent(uint32_t pinset, bool risingedge, bool fallingedge,
|
||||||
|
bool event, xcpt_t func)
|
||||||
|
{
|
||||||
|
uint32_t pin = pinset & GPIO_PIN_MASK;
|
||||||
|
uint32_t exti = STM32_EXTI_BIT(pin);
|
||||||
|
int irq;
|
||||||
|
xcpt_t handler;
|
||||||
|
xcpt_t oldhandler = NULL;
|
||||||
|
|
||||||
|
/* Select the interrupt handler for this EXTI pin */
|
||||||
|
|
||||||
|
if (pin < 5)
|
||||||
|
{
|
||||||
|
irq = pin + STM32_IRQ_EXTI0;
|
||||||
|
switch (pin)
|
||||||
|
{
|
||||||
|
case 0:
|
||||||
|
handler = stm32_exti0_isr;
|
||||||
|
break;
|
||||||
|
case 1:
|
||||||
|
handler = stm32_exti1_isr;
|
||||||
|
break;
|
||||||
|
case 2:
|
||||||
|
handler = stm32_exti2_isr;
|
||||||
|
break;
|
||||||
|
case 3:
|
||||||
|
handler = stm32_exti3_isr;
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
handler = stm32_exti4_isr;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
else if (pin < 10)
|
||||||
|
{
|
||||||
|
irq = STM32_IRQ_EXTI95;
|
||||||
|
handler = stm32_exti95_isr;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
irq = STM32_IRQ_EXTI1510;
|
||||||
|
handler = stm32_exti1510_isr;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Get the previous GPIO IRQ handler; Save the new IRQ handler. */
|
||||||
|
|
||||||
|
oldhandler = stm32_exti_callbacks[pin];
|
||||||
|
stm32_exti_callbacks[pin] = func;
|
||||||
|
|
||||||
|
/* Install external interrupt handlers */
|
||||||
|
|
||||||
|
if (func)
|
||||||
|
{
|
||||||
|
irq_attach(irq, handler);
|
||||||
|
up_enable_irq(irq);
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
up_disable_irq(irq);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Configure GPIO, enable EXTI line enabled if event or interrupt is enabled */
|
||||||
|
|
||||||
|
if (event || func)
|
||||||
|
{
|
||||||
|
pinset |= GPIO_EXTI;
|
||||||
|
}
|
||||||
|
|
||||||
|
stm32_configgpio(pinset);
|
||||||
|
|
||||||
|
/* Configure rising/falling edges */
|
||||||
|
|
||||||
|
modifyreg32(STM32_EXTI_RTSR, risingedge ? 0 : exti, risingedge ? exti : 0);
|
||||||
|
modifyreg32(STM32_EXTI_FTSR, fallingedge ? 0 : exti, fallingedge ? exti : 0);
|
||||||
|
|
||||||
|
/* Enable Events and Interrupts */
|
||||||
|
|
||||||
|
modifyreg32(STM32_EXTI_EMR, event ? 0 : exti, event ? exti : 0);
|
||||||
|
modifyreg32(STM32_EXTI_IMR, func ? 0 : exti, func ? exti : 0);
|
||||||
|
|
||||||
|
/* Return the old IRQ handler */
|
||||||
|
|
||||||
|
return oldhandler;
|
||||||
|
}
|
||||||
@@ -55,6 +55,8 @@
|
|||||||
|
|
||||||
#include "up_arch.h"
|
#include "up_arch.h"
|
||||||
|
|
||||||
|
/* Only for the STM32F10xx family for now */
|
||||||
|
|
||||||
#ifdef CONFIG_STM32_STM32F10XX
|
#ifdef CONFIG_STM32_STM32F10XX
|
||||||
|
|
||||||
/************************************************************************************
|
/************************************************************************************
|
||||||
|
|||||||
@@ -40,29 +40,28 @@
|
|||||||
****************************************************************************/
|
****************************************************************************/
|
||||||
|
|
||||||
#include <nuttx/config.h>
|
#include <nuttx/config.h>
|
||||||
#include <nuttx/irq.h>
|
|
||||||
#include <nuttx/arch.h>
|
|
||||||
|
|
||||||
|
#include <sys/types.h>
|
||||||
#include <stdint.h>
|
#include <stdint.h>
|
||||||
#include <stdbool.h>
|
#include <stdbool.h>
|
||||||
#include <errno.h>
|
#include <errno.h>
|
||||||
#include <debug.h>
|
#include <debug.h>
|
||||||
|
|
||||||
#include <arch/irq.h>
|
|
||||||
|
|
||||||
#include "up_arch.h"
|
#include "up_arch.h"
|
||||||
|
|
||||||
#include "chip.h"
|
#include "chip.h"
|
||||||
#include "stm32_gpio.h"
|
#include "stm32_gpio.h"
|
||||||
#include "stm32_exti.h"
|
|
||||||
#include "stm32_rcc.h"
|
|
||||||
#include "stm32_internal.h"
|
|
||||||
|
|
||||||
/****************************************************************************
|
/****************************************************************************
|
||||||
* Private Data
|
* Private Data
|
||||||
****************************************************************************/
|
****************************************************************************/
|
||||||
|
|
||||||
|
/****************************************************************************
|
||||||
|
* Public Data
|
||||||
|
****************************************************************************/
|
||||||
/* Base addresses for each GPIO block */
|
/* Base addresses for each GPIO block */
|
||||||
|
|
||||||
static const uint32_t g_gpiobase[STM32_NGPIO_PORTS] =
|
const uint32_t g_gpiobase[STM32_NGPIO_PORTS] =
|
||||||
{
|
{
|
||||||
#if STM32_NGPIO_PORTS > 0
|
#if STM32_NGPIO_PORTS > 0
|
||||||
STM32_GPIOA_BASE,
|
STM32_GPIOA_BASE,
|
||||||
@@ -93,41 +92,6 @@ static const uint32_t g_gpiobase[STM32_NGPIO_PORTS] =
|
|||||||
#endif
|
#endif
|
||||||
};
|
};
|
||||||
|
|
||||||
/* Port letters for prettier debug output */
|
|
||||||
|
|
||||||
#ifdef CONFIG_DEBUG
|
|
||||||
static const char g_portchar[STM32_NGPIO_PORTS] =
|
|
||||||
{
|
|
||||||
#if STM32_NGPIO_PORTS > 9
|
|
||||||
# error "Additional support required for this number of GPIOs"
|
|
||||||
#elif STM32_NGPIO_PORTS > 8
|
|
||||||
'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I'
|
|
||||||
#elif STM32_NGPIO_PORTS > 7
|
|
||||||
'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H'
|
|
||||||
#elif STM32_NGPIO_PORTS > 6
|
|
||||||
'A', 'B', 'C', 'D', 'E', 'F', 'G'
|
|
||||||
#elif STM32_NGPIO_PORTS > 5
|
|
||||||
'A', 'B', 'C', 'D', 'E', 'F'
|
|
||||||
#elif STM32_NGPIO_PORTS > 4
|
|
||||||
'A', 'B', 'C', 'D', 'E'
|
|
||||||
#elif STM32_NGPIO_PORTS > 3
|
|
||||||
'A', 'B', 'C', 'D'
|
|
||||||
#elif STM32_NGPIO_PORTS > 2
|
|
||||||
'A', 'B', 'C'
|
|
||||||
#elif STM32_NGPIO_PORTS > 1
|
|
||||||
'A', 'B'
|
|
||||||
#elif STM32_NGPIO_PORTS > 0
|
|
||||||
'A'
|
|
||||||
#else
|
|
||||||
# error "Bad number of GPIOs"
|
|
||||||
#endif
|
|
||||||
};
|
|
||||||
#endif
|
|
||||||
|
|
||||||
/* Interrupt handles attached to each EXTI */
|
|
||||||
|
|
||||||
static xcpt_t stm32_exti_callbacks[16];
|
|
||||||
|
|
||||||
/****************************************************************************
|
/****************************************************************************
|
||||||
* Private Functions
|
* Private Functions
|
||||||
****************************************************************************/
|
****************************************************************************/
|
||||||
@@ -305,143 +269,6 @@ static int stm32_gpio_configlock(uint32_t cfgset, bool altlock)
|
|||||||
}
|
}
|
||||||
#endif
|
#endif
|
||||||
|
|
||||||
/****************************************************************************
|
|
||||||
* Interrupt Service Routines - Dispatchers
|
|
||||||
****************************************************************************/
|
|
||||||
|
|
||||||
static int stm32_exti0_isr(int irq, void *context)
|
|
||||||
{
|
|
||||||
int ret = OK;
|
|
||||||
|
|
||||||
/* Clear the pending interrupt */
|
|
||||||
|
|
||||||
putreg32(0x0001, STM32_EXTI_PR);
|
|
||||||
|
|
||||||
/* And dispatch the interrupt to the handler */
|
|
||||||
|
|
||||||
if (stm32_exti_callbacks[0])
|
|
||||||
{
|
|
||||||
ret = stm32_exti_callbacks[0](irq, context);
|
|
||||||
}
|
|
||||||
return ret;
|
|
||||||
}
|
|
||||||
|
|
||||||
static int stm32_exti1_isr(int irq, void *context)
|
|
||||||
{
|
|
||||||
int ret = OK;
|
|
||||||
|
|
||||||
/* Clear the pending interrupt */
|
|
||||||
|
|
||||||
putreg32(0x0002, STM32_EXTI_PR);
|
|
||||||
|
|
||||||
/* And dispatch the interrupt to the handler */
|
|
||||||
|
|
||||||
if (stm32_exti_callbacks[1])
|
|
||||||
{
|
|
||||||
ret = stm32_exti_callbacks[1](irq, context);
|
|
||||||
}
|
|
||||||
return ret;
|
|
||||||
}
|
|
||||||
|
|
||||||
static int stm32_exti2_isr(int irq, void *context)
|
|
||||||
{
|
|
||||||
int ret = OK;
|
|
||||||
|
|
||||||
/* Clear the pending interrupt */
|
|
||||||
|
|
||||||
putreg32(0x0004, STM32_EXTI_PR);
|
|
||||||
|
|
||||||
/* And dispatch the interrupt to the handler */
|
|
||||||
|
|
||||||
if (stm32_exti_callbacks[2])
|
|
||||||
{
|
|
||||||
ret = stm32_exti_callbacks[2](irq, context);
|
|
||||||
}
|
|
||||||
return ret;
|
|
||||||
}
|
|
||||||
|
|
||||||
static int stm32_exti3_isr(int irq, void *context)
|
|
||||||
{
|
|
||||||
int ret = OK;
|
|
||||||
|
|
||||||
/* Clear the pending interrupt */
|
|
||||||
|
|
||||||
putreg32(0x0008, STM32_EXTI_PR);
|
|
||||||
|
|
||||||
/* And dispatch the interrupt to the handler */
|
|
||||||
|
|
||||||
if (stm32_exti_callbacks[3])
|
|
||||||
{
|
|
||||||
ret = stm32_exti_callbacks[3](irq, context);
|
|
||||||
}
|
|
||||||
return ret;
|
|
||||||
}
|
|
||||||
|
|
||||||
static int stm32_exti4_isr(int irq, void *context)
|
|
||||||
{
|
|
||||||
int ret = OK;
|
|
||||||
|
|
||||||
/* Clear the pending interrupt */
|
|
||||||
|
|
||||||
putreg32(0x0010, STM32_EXTI_PR);
|
|
||||||
|
|
||||||
/* And dispatch the interrupt to the handler */
|
|
||||||
|
|
||||||
if (stm32_exti_callbacks[4])
|
|
||||||
{
|
|
||||||
ret = stm32_exti_callbacks[4](irq, context);
|
|
||||||
}
|
|
||||||
return ret;
|
|
||||||
}
|
|
||||||
|
|
||||||
static int stm32_exti_multiisr(int irq, void *context, int first, int last)
|
|
||||||
{
|
|
||||||
uint32_t pr;
|
|
||||||
int pin;
|
|
||||||
int ret = OK;
|
|
||||||
|
|
||||||
/* Examine the state of each pin in the group */
|
|
||||||
|
|
||||||
pr = getreg32(STM32_EXTI_PR);
|
|
||||||
|
|
||||||
/* And dispatch the interrupt to the handler */
|
|
||||||
|
|
||||||
for (pin = first; pin <= last; pin++)
|
|
||||||
{
|
|
||||||
/* Is an interrupt pending on this pin? */
|
|
||||||
|
|
||||||
uint32_t mask = (1 << pin);
|
|
||||||
if ((pr & mask) != 0)
|
|
||||||
{
|
|
||||||
/* Clear the pending interrupt */
|
|
||||||
|
|
||||||
putreg32(mask, STM32_EXTI_PR);
|
|
||||||
|
|
||||||
/* And dispatch the interrupt to the handler */
|
|
||||||
|
|
||||||
if (stm32_exti_callbacks[pin])
|
|
||||||
{
|
|
||||||
int tmp = stm32_exti_callbacks[pin](irq, context);
|
|
||||||
if (tmp != OK)
|
|
||||||
{
|
|
||||||
ret = tmp;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
return ret;
|
|
||||||
}
|
|
||||||
|
|
||||||
static int stm32_exti95_isr(int irq, void *context)
|
|
||||||
{
|
|
||||||
return stm32_exti_multiisr(irq, context, 5, 9);
|
|
||||||
}
|
|
||||||
|
|
||||||
static int stm32_exti1510_isr(int irq, void *context)
|
|
||||||
{
|
|
||||||
return stm32_exti_multiisr(irq, context, 10, 15);
|
|
||||||
}
|
|
||||||
|
|
||||||
/****************************************************************************
|
/****************************************************************************
|
||||||
* Function: stm32_gpioremap
|
* Function: stm32_gpioremap
|
||||||
*
|
*
|
||||||
@@ -702,181 +529,3 @@ bool stm32_gpioread(uint32_t pinset)
|
|||||||
}
|
}
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
/****************************************************************************
|
|
||||||
* Name: stm32_gpiosetevent
|
|
||||||
*
|
|
||||||
* Description:
|
|
||||||
* Sets/clears GPIO based event and interrupt triggers.
|
|
||||||
*
|
|
||||||
* Parameters:
|
|
||||||
* - pinset: gpio pin configuration
|
|
||||||
* - rising/falling edge: enables
|
|
||||||
* - event: generate event when set
|
|
||||||
* - func: when non-NULL, generate interrupt
|
|
||||||
*
|
|
||||||
* Returns:
|
|
||||||
* The previous value of the interrupt handler function pointer. This value may,
|
|
||||||
* for example, be used to restore the previous handler when multiple handlers are
|
|
||||||
* used.
|
|
||||||
*
|
|
||||||
****************************************************************************/
|
|
||||||
|
|
||||||
xcpt_t stm32_gpiosetevent(uint32_t pinset, bool risingedge, bool fallingedge,
|
|
||||||
bool event, xcpt_t func)
|
|
||||||
{
|
|
||||||
uint32_t pin = pinset & GPIO_PIN_MASK;
|
|
||||||
uint32_t exti = STM32_EXTI_BIT(pin);
|
|
||||||
int irq;
|
|
||||||
xcpt_t handler;
|
|
||||||
xcpt_t oldhandler = NULL;
|
|
||||||
|
|
||||||
/* Select the interrupt handler for this EXTI pin */
|
|
||||||
|
|
||||||
if (pin < 5)
|
|
||||||
{
|
|
||||||
irq = pin + STM32_IRQ_EXTI0;
|
|
||||||
switch (pin)
|
|
||||||
{
|
|
||||||
case 0:
|
|
||||||
handler = stm32_exti0_isr;
|
|
||||||
break;
|
|
||||||
case 1:
|
|
||||||
handler = stm32_exti1_isr;
|
|
||||||
break;
|
|
||||||
case 2:
|
|
||||||
handler = stm32_exti2_isr;
|
|
||||||
break;
|
|
||||||
case 3:
|
|
||||||
handler = stm32_exti3_isr;
|
|
||||||
break;
|
|
||||||
default:
|
|
||||||
handler = stm32_exti4_isr;
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
else if (pin < 10)
|
|
||||||
{
|
|
||||||
irq = STM32_IRQ_EXTI95;
|
|
||||||
handler = stm32_exti95_isr;
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
irq = STM32_IRQ_EXTI1510;
|
|
||||||
handler = stm32_exti1510_isr;
|
|
||||||
}
|
|
||||||
|
|
||||||
/* Get the previous GPIO IRQ handler; Save the new IRQ handler. */
|
|
||||||
|
|
||||||
oldhandler = stm32_exti_callbacks[pin];
|
|
||||||
stm32_exti_callbacks[pin] = func;
|
|
||||||
|
|
||||||
/* Install external interrupt handlers */
|
|
||||||
|
|
||||||
if (func)
|
|
||||||
{
|
|
||||||
irq_attach(irq, handler);
|
|
||||||
up_enable_irq(irq);
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
up_disable_irq(irq);
|
|
||||||
}
|
|
||||||
|
|
||||||
/* Configure GPIO, enable EXTI line enabled if event or interrupt is enabled */
|
|
||||||
|
|
||||||
if (event || func)
|
|
||||||
{
|
|
||||||
pinset |= GPIO_EXTI;
|
|
||||||
}
|
|
||||||
|
|
||||||
stm32_configgpio(pinset);
|
|
||||||
|
|
||||||
/* Configure rising/falling edges */
|
|
||||||
|
|
||||||
modifyreg32(STM32_EXTI_RTSR, risingedge ? 0 : exti, risingedge ? exti : 0);
|
|
||||||
modifyreg32(STM32_EXTI_FTSR, fallingedge ? 0 : exti, fallingedge ? exti : 0);
|
|
||||||
|
|
||||||
/* Enable Events and Interrupts */
|
|
||||||
|
|
||||||
modifyreg32(STM32_EXTI_EMR, event ? 0 : exti, event ? exti : 0);
|
|
||||||
modifyreg32(STM32_EXTI_IMR, func ? 0 : exti, func ? exti : 0);
|
|
||||||
|
|
||||||
/* Return the old IRQ handler */
|
|
||||||
|
|
||||||
return oldhandler;
|
|
||||||
}
|
|
||||||
|
|
||||||
/****************************************************************************
|
|
||||||
* Function: stm32_dumpgpio
|
|
||||||
*
|
|
||||||
* Description:
|
|
||||||
* Dump all GPIO registers associated with the provided base address
|
|
||||||
*
|
|
||||||
****************************************************************************/
|
|
||||||
|
|
||||||
#ifdef CONFIG_DEBUG
|
|
||||||
int stm32_dumpgpio(uint32_t pinset, const char *msg)
|
|
||||||
{
|
|
||||||
irqstate_t flags;
|
|
||||||
uint32_t base;
|
|
||||||
unsigned int port;
|
|
||||||
unsigned int pin;
|
|
||||||
|
|
||||||
/* Get the base address associated with the GPIO port */
|
|
||||||
|
|
||||||
port = (pinset & GPIO_PORT_MASK) >> GPIO_PORT_SHIFT;
|
|
||||||
pin = (pinset & GPIO_PIN_MASK) >> GPIO_PIN_SHIFT;
|
|
||||||
base = g_gpiobase[port];
|
|
||||||
|
|
||||||
/* The following requires exclusive access to the GPIO registers */
|
|
||||||
|
|
||||||
flags = irqsave();
|
|
||||||
#if defined(CONFIG_STM32_STM32F10XX)
|
|
||||||
lldbg("GPIO%c pinset: %08x base: %08x -- %s\n",
|
|
||||||
g_portchar[port], pinset, base, msg);
|
|
||||||
if ((getreg32(STM32_RCC_APB2ENR) & RCC_APB2ENR_IOPEN(port)) != 0)
|
|
||||||
{
|
|
||||||
lldbg(" CR: %08x %08x IDR: %04x ODR: %04x LCKR: %04x\n",
|
|
||||||
getreg32(base + STM32_GPIO_CRH_OFFSET), getreg32(base + STM32_GPIO_CRL_OFFSET),
|
|
||||||
getreg32(base + STM32_GPIO_IDR_OFFSET), getreg32(base + STM32_GPIO_ODR_OFFSET),
|
|
||||||
getreg32(base + STM32_GPIO_LCKR_OFFSET));
|
|
||||||
lldbg(" EVCR: %02x MAPR: %08x CR: %04x %04x %04x %04x\n",
|
|
||||||
getreg32(STM32_AFIO_EVCR), getreg32(STM32_AFIO_MAPR),
|
|
||||||
getreg32(STM32_AFIO_EXTICR1), getreg32(STM32_AFIO_EXTICR2),
|
|
||||||
getreg32(STM32_AFIO_EXTICR3), getreg32(STM32_AFIO_EXTICR4));
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
lldbg(" GPIO%c not enabled: APB2ENR: %08x\n",
|
|
||||||
g_portchar[port], getreg32(STM32_RCC_APB2ENR));
|
|
||||||
}
|
|
||||||
#elif defined(CONFIG_STM32_STM32F40XX)
|
|
||||||
DEBUGASSERT(port < STM32_NGPIO_PORTS);
|
|
||||||
|
|
||||||
lldbg("GPIO%c pinset: %08x base: %08x -- %s\n",
|
|
||||||
g_portchar[port], pinset, base, msg);
|
|
||||||
if ((getreg32(STM32_RCC_APB1ENR) & RCC_AH1BENR_GPIOEN(port)) != 0)
|
|
||||||
{
|
|
||||||
lldbg(" MODE: %08x OTYPE: %04x OSPEED: %08x PUPDR: %08x\n",
|
|
||||||
getreg32(base + STM32_GPIO_MODER_OFFSET), getreg32(base + STM32_GPIO_OTYPER_OFFSET),
|
|
||||||
getreg32(base + STM32_GPIO_OSPEED_OFFSET), getreg32(base + STM32_GPIO_PUPDR_OFFSET));
|
|
||||||
lldbg(" IDR: %04x ODR: %04x BSRR: %08x LCKR: %04x\n",
|
|
||||||
getreg32(STM32_GPIO_IDR_OFFSET), getreg32(STM32_GPIO_ODR_OFFSET),
|
|
||||||
getreg32(STM32_GPIO_BSRR_OFFSET), getreg32(STM32_GPIO_LCKR_OFFSET));
|
|
||||||
lldbg(" AFRH: %08x AFRL: %08x\n",
|
|
||||||
getreg32(STM32_GPIO_ARFH_OFFSET), getreg32(STM32_GPIO_AFRL_OFFSET));
|
|
||||||
}
|
|
||||||
else
|
|
||||||
{
|
|
||||||
lldbg(" GPIO%c not enabled: APB1ENR: %08x\n",
|
|
||||||
g_portchar[port], getreg32(STM32_RCC_APB1ENR));
|
|
||||||
}
|
|
||||||
|
|
||||||
#else
|
|
||||||
# error "Unsupported STM32 chip"
|
|
||||||
#endif
|
|
||||||
irqrestore(flags);
|
|
||||||
return OK;
|
|
||||||
}
|
|
||||||
#endif
|
|
||||||
|
|||||||
@@ -384,6 +384,14 @@ extern "C" {
|
|||||||
# error "Unrecognized STM32 chip"
|
# error "Unrecognized STM32 chip"
|
||||||
#endif
|
#endif
|
||||||
|
|
||||||
|
/************************************************************************************
|
||||||
|
* Public Data
|
||||||
|
************************************************************************************/
|
||||||
|
|
||||||
|
/* Base addresses for each GPIO block */
|
||||||
|
|
||||||
|
extern const uint32_t g_gpiobase[STM32_NGPIO_PORTS];
|
||||||
|
|
||||||
/************************************************************************************
|
/************************************************************************************
|
||||||
* Public Function Prototypes
|
* Public Function Prototypes
|
||||||
************************************************************************************/
|
************************************************************************************/
|
||||||
|
|||||||
@@ -47,6 +47,7 @@
|
|||||||
#include "up_arch.h"
|
#include "up_arch.h"
|
||||||
|
|
||||||
#include "chip.h"
|
#include "chip.h"
|
||||||
|
|
||||||
#include "stm32_rcc.h"
|
#include "stm32_rcc.h"
|
||||||
#include "stm32_gpio.h"
|
#include "stm32_gpio.h"
|
||||||
#include "stm32_uart.h"
|
#include "stm32_uart.h"
|
||||||
@@ -55,27 +56,86 @@
|
|||||||
/**************************************************************************
|
/**************************************************************************
|
||||||
* Private Definitions
|
* Private Definitions
|
||||||
**************************************************************************/
|
**************************************************************************/
|
||||||
|
|
||||||
/* Configuration **********************************************************/
|
/* Configuration **********************************************************/
|
||||||
|
/* Make sure that we have not enabled more U[S]ARTs than are support by
|
||||||
|
* the device.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#if STM32_NUSART < 6
|
||||||
|
# undef CONFIG_STM32_USART6
|
||||||
|
#endif
|
||||||
|
#if STM32_NUSART < 5
|
||||||
|
# undef CONFIG_STM32_UART5
|
||||||
|
#endif
|
||||||
|
#if STM32_NUSART < 4
|
||||||
|
# undef CONFIG_STM32_UART4
|
||||||
|
#endif
|
||||||
|
#if STM32_NUSART < 3
|
||||||
|
# undef CONFIG_STM32_USART3
|
||||||
|
#endif
|
||||||
|
#if STM32_NUSART < 2
|
||||||
|
# undef CONFIG_STM32_USART2
|
||||||
|
#endif
|
||||||
|
#if STM32_NUSART < 1
|
||||||
|
# undef CONFIG_STM32_USART1
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#if defined(CONFIG_STM32_USART1) || defined (CONFIG_STM32_USART2) || defined(CONFIG_STM32_USART3) || \
|
||||||
|
defined(CONFIG_STM32_UART4) || defined (CONFIG_STM32_UART5) || defined(CONFIG_STM32_USART6)
|
||||||
|
# define HAVE_UART
|
||||||
|
#endif
|
||||||
|
|
||||||
/* Is there a serial console? */
|
/* Is there a serial console? */
|
||||||
|
|
||||||
#if defined(CONFIG_USART1_SERIAL_CONSOLE) && defined(CONFIG_STM32_USART1)
|
#if defined(CONFIG_USART1_SERIAL_CONSOLE) && defined(CONFIG_STM32_USART1)
|
||||||
# undef CONFIG_USART2_SERIAL_CONSOLE
|
# undef CONFIG_USART2_SERIAL_CONSOLE
|
||||||
# undef CONFIG_USART3_SERIAL_CONSOLE
|
# undef CONFIG_USART3_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_UART4_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_UART5_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_USART6_SERIAL_CONSOLE
|
||||||
# define HAVE_CONSOLE 1
|
# define HAVE_CONSOLE 1
|
||||||
#elif defined(CONFIG_USART2_SERIAL_CONSOLE) && defined(CONFIG_STM32_USART2)
|
#elif defined(CONFIG_USART2_SERIAL_CONSOLE) && defined(CONFIG_STM32_USART2)
|
||||||
# undef CONFIG_USART1_SERIAL_CONSOLE
|
# undef CONFIG_USART1_SERIAL_CONSOLE
|
||||||
# undef CONFIG_USART3_SERIAL_CONSOLE
|
# undef CONFIG_USART3_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_USART4_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_USART5_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_USART6_SERIAL_CONSOLE
|
||||||
# define HAVE_CONSOLE 1
|
# define HAVE_CONSOLE 1
|
||||||
#elif defined(CONFIG_USART3_SERIAL_CONSOLE) && defined(CONFIG_STM32_USART3)
|
#elif defined(CONFIG_USART3_SERIAL_CONSOLE) && defined(CONFIG_STM32_USART3)
|
||||||
# undef CONFIG_USART1_SERIAL_CONSOLE
|
# undef CONFIG_USART1_SERIAL_CONSOLE
|
||||||
# undef CONFIG_USART2_SERIAL_CONSOLE
|
# undef CONFIG_USART2_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_UART4_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_UART5_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_USART6_SERIAL_CONSOLE
|
||||||
|
# define HAVE_CONSOLE 1
|
||||||
|
#elif defined(CONFIG_UART4_SERIAL_CONSOLE) && defined(CONFIG_STM32_UART4)
|
||||||
|
# undef CONFIG_USART1_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_USART2_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_USART3_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_UART5_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_USART6_SERIAL_CONSOLE
|
||||||
|
# define HAVE_CONSOLE 1
|
||||||
|
#elif defined(CONFIG_UART5_SERIAL_CONSOLE) && defined(CONFIG_STM32_UART5)
|
||||||
|
# undef CONFIG_USART1_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_USART2_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_USART3_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_UART4_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_USART6_SERIAL_CONSOLE
|
||||||
|
# define HAVE_CONSOLE 1
|
||||||
|
#elif defined(CONFIG_USART6_SERIAL_CONSOLE) && defined(CONFIG_STM32_USART6)
|
||||||
|
# undef CONFIG_USART1_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_USART2_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_USART3_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_UART4_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_UART5_SERIAL_CONSOLE
|
||||||
# define HAVE_CONSOLE 1
|
# define HAVE_CONSOLE 1
|
||||||
#else
|
#else
|
||||||
# undef CONFIG_USART1_SERIAL_CONSOLE
|
# undef CONFIG_USART1_SERIAL_CONSOLE
|
||||||
# undef CONFIG_USART2_SERIAL_CONSOLE
|
# undef CONFIG_USART2_SERIAL_CONSOLE
|
||||||
# undef CONFIG_USART3_SERIAL_CONSOLE
|
# undef CONFIG_USART3_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_UART4_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_UART5_SERIAL_CONSOLE
|
||||||
|
# undef CONFIG_USART6_SERIAL_CONSOLE
|
||||||
# undef HAVE_CONSOLE
|
# undef HAVE_CONSOLE
|
||||||
#endif
|
#endif
|
||||||
|
|
||||||
@@ -102,6 +162,27 @@
|
|||||||
# define STM32_CONSOLE_BITS CONFIG_USART3_BITS
|
# define STM32_CONSOLE_BITS CONFIG_USART3_BITS
|
||||||
# define STM32_CONSOLE_PARITY CONFIG_USART3_PARITY
|
# define STM32_CONSOLE_PARITY CONFIG_USART3_PARITY
|
||||||
# define STM32_CONSOLE_2STOP CONFIG_USART3_2STOP
|
# define STM32_CONSOLE_2STOP CONFIG_USART3_2STOP
|
||||||
|
#elif defined(CONFIG_UART4_SERIAL_CONSOLE)
|
||||||
|
# define STM32_CONSOLE_BASE STM32_USART4_BASE
|
||||||
|
# define STM32_APBCLOCK STM32_PCLK1_FREQUENCY
|
||||||
|
# define STM32_CONSOLE_BAUD CONFIG_USART4_BAUD
|
||||||
|
# define STM32_CONSOLE_BITS CONFIG_USART4_BITS
|
||||||
|
# define STM32_CONSOLE_PARITY CONFIG_USART4_PARITY
|
||||||
|
# define STM32_CONSOLE_2STOP CONFIG_USART4_2STOP
|
||||||
|
#elif defined(CONFIG_UART5_SERIAL_CONSOLE)
|
||||||
|
# define STM32_CONSOLE_BASE STM32_USART5_BASE
|
||||||
|
# define STM32_APBCLOCK STM32_PCLK1_FREQUENCY
|
||||||
|
# define STM32_CONSOLE_BAUD CONFIG_USART5_BAUD
|
||||||
|
# define STM32_CONSOLE_BITS CONFIG_USART5_BITS
|
||||||
|
# define STM32_CONSOLE_PARITY CONFIG_USART5_PARITY
|
||||||
|
# define STM32_CONSOLE_2STOP CONFIG_USART5_2STOP
|
||||||
|
#elif defined(CONFIG_USART6_SERIAL_CONSOLE)
|
||||||
|
# define STM32_CONSOLE_BASE STM32_USART6_BASE
|
||||||
|
# define STM32_APBCLOCK STM32_PCLK2_FREQUENCY
|
||||||
|
# define STM32_CONSOLE_BAUD CONFIG_USART6_BAUD
|
||||||
|
# define STM32_CONSOLE_BITS CONFIG_USART6_BITS
|
||||||
|
# define STM32_CONSOLE_PARITY CONFIG_USART6_PARITY
|
||||||
|
# define STM32_CONSOLE_2STOP CONFIG_USART6_2STOP
|
||||||
#else
|
#else
|
||||||
# error "No CONFIG_USARTn_SERIAL_CONSOLE Setting"
|
# error "No CONFIG_USARTn_SERIAL_CONSOLE Setting"
|
||||||
#endif
|
#endif
|
||||||
@@ -239,9 +320,10 @@ void up_lowputc(char ch)
|
|||||||
*
|
*
|
||||||
**************************************************************************/
|
**************************************************************************/
|
||||||
|
|
||||||
|
#if defined(CONFIG_STM32_STM32F10XX)
|
||||||
void stm32_lowsetup(void)
|
void stm32_lowsetup(void)
|
||||||
{
|
{
|
||||||
#if defined(CONFIG_STM32_USART1) || defined(CONFIG_STM32_USART2) || defined(CONFIG_STM32_USART3)
|
#if defined(HAVE_UART)
|
||||||
uint32_t mapr;
|
uint32_t mapr;
|
||||||
#if defined(HAVE_CONSOLE) && !defined(CONFIG_SUPPRESS_UART_CONFIG)
|
#if defined(HAVE_CONSOLE) && !defined(CONFIG_SUPPRESS_UART_CONFIG)
|
||||||
uint32_t cr;
|
uint32_t cr;
|
||||||
@@ -364,7 +446,107 @@ void stm32_lowsetup(void)
|
|||||||
cr |= (USART_CR1_UE|USART_CR1_TE|USART_CR1_RE);
|
cr |= (USART_CR1_UE|USART_CR1_TE|USART_CR1_RE);
|
||||||
putreg32(cr, STM32_CONSOLE_BASE + STM32_USART_CR1_OFFSET);
|
putreg32(cr, STM32_CONSOLE_BASE + STM32_USART_CR1_OFFSET);
|
||||||
#endif
|
#endif
|
||||||
#endif /* CONFIG_STM32_USART1 || CONFIG_STM32_USART2 || CONFIG_STM32_USART3 */
|
#endif /* HAVE_UART */
|
||||||
}
|
}
|
||||||
|
#elif defined(CONFIG_STM32_STM32F40XX)
|
||||||
|
void stm32_lowsetup(void)
|
||||||
|
{
|
||||||
|
#if defined(HAVE_UART)
|
||||||
|
#if defined(HAVE_CONSOLE) && !defined(CONFIG_SUPPRESS_UART_CONFIG)
|
||||||
|
uint32_t cr;
|
||||||
|
#endif
|
||||||
|
|
||||||
|
/* Enable the selected USARTs and configure GPIO pins need by the
|
||||||
|
* the selected USARTs. NOTE: The serial driver later depends on
|
||||||
|
* this pin configuration -- whether or not a serial console is selected.
|
||||||
|
*
|
||||||
|
* NOTE: Clocking for USART1, USART2, and/or USART3 was already provided in stm32_rcc.c
|
||||||
|
*/
|
||||||
|
|
||||||
|
#ifdef CONFIG_STM32_USART1
|
||||||
|
stm32_configgpio(GPIO_USART1_TX);
|
||||||
|
stm32_configgpio(GPIO_USART1_RX);
|
||||||
|
# ifdef GPIO_USART1_CTS
|
||||||
|
stm32_configgpio(GPIO_USART1_CTS);
|
||||||
|
stm32_configgpio(GPIO_USART1_RTS);
|
||||||
|
# endif
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#ifdef CONFIG_STM32_USART2
|
||||||
|
stm32_configgpio(GPIO_USART2_TX);
|
||||||
|
stm32_configgpio(GPIO_USART2_RX);
|
||||||
|
# ifdef GPIO_USART2_CTS
|
||||||
|
stm32_configgpio(GPIO_USART2_CTS);
|
||||||
|
stm32_configgpio(GPIO_USART2_RTS);
|
||||||
|
# endif
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#ifdef CONFIG_STM32_USART3
|
||||||
|
stm32_configgpio(GPIO_USART3_TX);
|
||||||
|
stm32_configgpio(GPIO_USART3_RX);
|
||||||
|
# ifdef GPIO_USART3_CTS
|
||||||
|
stm32_configgpio(GPIO_USART3_CTS);
|
||||||
|
stm32_configgpio(GPIO_USART3_RTS);
|
||||||
|
# endif
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#ifdef CONFIG_STM32_UART4
|
||||||
|
stm32_configgpio(GPIO_UART4_TX);
|
||||||
|
stm32_configgpio(GPIO_UART4_RX);
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#ifdef CONFIG_STM32_UART5
|
||||||
|
stm32_configgpio(GPIO_UART5_TX);
|
||||||
|
stm32_configgpio(GPIO_UART5_RX);
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#ifdef CONFIG_STM32_USART6
|
||||||
|
stm32_configgpio(GPIO_USART6_TX);
|
||||||
|
stm32_configgpio(GPIO_USART6_RX);
|
||||||
|
# ifdef GPIO_USART6_CTS
|
||||||
|
stm32_configgpio(GPIO_USART6_CTS);
|
||||||
|
stm32_configgpio(GPIO_USART6_RTS);
|
||||||
|
# endif
|
||||||
|
#endif
|
||||||
|
|
||||||
|
/* Enable and configure the selected console device */
|
||||||
|
|
||||||
|
#if defined(HAVE_CONSOLE) && !defined(CONFIG_SUPPRESS_UART_CONFIG)
|
||||||
|
/* Configure CR2 */
|
||||||
|
|
||||||
|
cr = getreg32(STM32_CONSOLE_BASE + STM32_USART_CR2_OFFSET);
|
||||||
|
cr &= ~USART_CR2_CLRBITS;
|
||||||
|
cr |= USART_CR2_SETBITS;
|
||||||
|
putreg32(cr, STM32_CONSOLE_BASE + STM32_USART_CR2_OFFSET);
|
||||||
|
|
||||||
|
/* Configure CR1 */
|
||||||
|
|
||||||
|
cr = getreg32(STM32_CONSOLE_BASE + STM32_USART_CR1_OFFSET);
|
||||||
|
cr &= ~USART_CR1_CLRBITS;
|
||||||
|
cr |= USART_CR1_SETBITS;
|
||||||
|
putreg32(cr, STM32_CONSOLE_BASE + STM32_USART_CR1_OFFSET);
|
||||||
|
|
||||||
|
/* Configure CR3 */
|
||||||
|
|
||||||
|
cr = getreg32(STM32_CONSOLE_BASE + STM32_USART_CR3_OFFSET);
|
||||||
|
cr &= ~USART_CR3_CLRBITS;
|
||||||
|
cr |= USART_CR3_SETBITS;
|
||||||
|
putreg32(cr, STM32_CONSOLE_BASE + STM32_USART_CR3_OFFSET);
|
||||||
|
|
||||||
|
/* Configure the USART Baud Rate */
|
||||||
|
|
||||||
|
putreg32(STM32_BRR_VALUE, STM32_CONSOLE_BASE + STM32_USART_BRR_OFFSET);
|
||||||
|
|
||||||
|
/* Enable Rx, Tx, and the USART */
|
||||||
|
|
||||||
|
cr = getreg32(STM32_CONSOLE_BASE + STM32_USART_CR1_OFFSET);
|
||||||
|
cr |= (USART_CR1_UE|USART_CR1_TE|USART_CR1_RE);
|
||||||
|
putreg32(cr, STM32_CONSOLE_BASE + STM32_USART_CR1_OFFSET);
|
||||||
|
#endif
|
||||||
|
#endif /* HAVE_UART */
|
||||||
|
}
|
||||||
|
#else
|
||||||
|
# error "Unsupported STM32 chip"
|
||||||
|
#endif
|
||||||
|
|
||||||
|
|
||||||
|
|||||||
@@ -145,6 +145,16 @@
|
|||||||
|
|
||||||
#warning "Missing logic"
|
#warning "Missing logic"
|
||||||
|
|
||||||
|
/* Alternate function pin selections ************************************************/
|
||||||
|
|
||||||
|
/* UART3:
|
||||||
|
* - PC11 is MicroSDCard_D3 & RS232/IrDA_RX (JP22 open)
|
||||||
|
* - PC10 is MicroSDCard_D2 & RSS232/IrDA_TX
|
||||||
|
*/
|
||||||
|
|
||||||
|
#define GPIO_USART3_RX GPIO_USART3_RX_2
|
||||||
|
#define GPIO_USART3_TX GPIO_USART3_TX_2
|
||||||
|
|
||||||
/************************************************************************************
|
/************************************************************************************
|
||||||
* Public Data
|
* Public Data
|
||||||
************************************************************************************/
|
************************************************************************************/
|
||||||
|
|||||||
@@ -149,7 +149,7 @@ CONFIG_STM32_WWDG=n
|
|||||||
CONFIG_STM32_SPI2=n
|
CONFIG_STM32_SPI2=n
|
||||||
CONFIG_STM32_SPI3=n
|
CONFIG_STM32_SPI3=n
|
||||||
CONFIG_STM32_USART2=n
|
CONFIG_STM32_USART2=n
|
||||||
CONFIG_STM32_USART3=n
|
CONFIG_STM32_USART3=y
|
||||||
CONFIG_STM32_UART4=n
|
CONFIG_STM32_UART4=n
|
||||||
CONFIG_STM32_UART5=n
|
CONFIG_STM32_UART5=n
|
||||||
CONFIG_STM32_I2C1=n
|
CONFIG_STM32_I2C1=n
|
||||||
@@ -162,7 +162,7 @@ CONFIG_STM32_DAC=n
|
|||||||
# APB2:
|
# APB2:
|
||||||
CONFIG_STM32_TIM1=n
|
CONFIG_STM32_TIM1=n
|
||||||
CONFIG_STM32_TIM8=n
|
CONFIG_STM32_TIM8=n
|
||||||
CONFIG_STM32_USART1=y
|
CONFIG_STM32_USART1=n
|
||||||
CONFIG_STM32_USART6=n
|
CONFIG_STM32_USART6=n
|
||||||
CONFIG_STM32_ADC1=n
|
CONFIG_STM32_ADC1=n
|
||||||
CONFIG_STM32_ADC2=n
|
CONFIG_STM32_ADC2=n
|
||||||
@@ -193,23 +193,23 @@ CONFIG_STM32_TIM11=n
|
|||||||
# CONFIG_USARTn_PARTIY - 0=no parity, 1=odd parity, 2=even parity
|
# CONFIG_USARTn_PARTIY - 0=no parity, 1=odd parity, 2=even parity
|
||||||
# CONFIG_USARTn_2STOP - Two stop bits
|
# CONFIG_USARTn_2STOP - Two stop bits
|
||||||
#
|
#
|
||||||
CONFIG_USART1_SERIAL_CONSOLE=y
|
CONFIG_USART1_SERIAL_CONSOLE=n
|
||||||
CONFIG_USART2_SERIAL_CONSOLE=n
|
CONFIG_USART2_SERIAL_CONSOLE=n
|
||||||
CONFIG_USART3_SERIAL_CONSOLE=n
|
CONFIG_USART3_SERIAL_CONSOLE=y
|
||||||
CONFIG_USART4_SERIAL_CONSOLE=n
|
CONFIG_USART4_SERIAL_CONSOLE=n
|
||||||
CONFIG_USART5_SERIAL_CONSOLE=n
|
CONFIG_USART5_SERIAL_CONSOLE=n
|
||||||
|
|
||||||
CONFIG_USART1_TXBUFSIZE=256
|
CONFIG_USART1_TXBUFSIZE=128
|
||||||
CONFIG_USART2_TXBUFSIZE=256
|
CONFIG_USART2_TXBUFSIZE=128
|
||||||
CONFIG_USART3_TXBUFSIZE=256
|
CONFIG_USART3_TXBUFSIZE=128
|
||||||
CONFIG_USART4_TXBUFSIZE=256
|
CONFIG_USART4_TXBUFSIZE=128
|
||||||
CONFIG_USART5_TXBUFSIZE=256
|
CONFIG_USART5_TXBUFSIZE=128
|
||||||
|
|
||||||
CONFIG_USART1_RXBUFSIZE=256
|
CONFIG_USART1_RXBUFSIZE=128
|
||||||
CONFIG_USART2_RXBUFSIZE=256
|
CONFIG_USART2_RXBUFSIZE=128
|
||||||
CONFIG_USART3_RXBUFSIZE=256
|
CONFIG_USART3_RXBUFSIZE=128
|
||||||
CONFIG_USART4_RXBUFSIZE=256
|
CONFIG_USART4_RXBUFSIZE=128
|
||||||
CONFIG_USART5_RXBUFSIZE=256
|
CONFIG_USART5_RXBUFSIZE=128
|
||||||
|
|
||||||
CONFIG_USART1_BAUD=115200
|
CONFIG_USART1_BAUD=115200
|
||||||
CONFIG_USART2_BAUD=115200
|
CONFIG_USART2_BAUD=115200
|
||||||
|
|||||||
Reference in New Issue
Block a user