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rt-thread-official/bsp/stm32f10x/drivers/gpio.c

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[BSP]stm32f10x: Add gpio driver for pin driver frame
2015-03-24 16:17:51 +08:00
/*
* File : gpio.c
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2015, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
add 48 pins IC define in BSP/stm32f10x
2016-05-23 21:57:19 +08:00
* Date Author Notes
* 2015-03-24 Bright the first version
add 48 pins IC define in BSP/stm32f10x
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* 2016-05-23 Margguo@gmail.com Add 48 pins IC define
[BSP]stm32f10x: Add gpio driver for pin driver frame
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*/
#include <rthw.h>
#include <rtdevice.h>
#include <board.h>
#ifdef RT_USING_PIN
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#define STM32F10X_PIN_NUMBERS 100 //[48, 64, 100, 144 ]
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[BSP] Fix: stm32f10x external interrupt bug Missing of 'GPIO_EXTILineConfig' may cause that program enters interrupt handler forever.
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#define __STM32_PIN(index, rcc, gpio, gpio_index) { 0, RCC_##rcc##Periph_GPIO##gpio, GPIO##gpio, GPIO_Pin_##gpio_index, GPIO_PortSourceGPIO##gpio, GPIO_PinSource##gpio_index}
#define __STM32_PIN_DEFAULT {-1, 0, 0, 0, 0, 0}
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/* STM32 GPIO driver */
struct pin_index
{
int index;
uint32_t rcc;
GPIO_TypeDef *gpio;
uint32_t pin;
[BSP] Fix: stm32f10x external interrupt bug Missing of 'GPIO_EXTILineConfig' may cause that program enters interrupt handler forever.
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uint8_t port_source;
uint8_t pin_source;
[BSP]stm32f10x: Add gpio driver for pin driver frame
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};
static const struct pin_index pins[] =
{
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#if (STM32F10X_PIN_NUMBERS == 48)
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(2, APB2, C, 13),
__STM32_PIN(3, APB2, C, 14),
__STM32_PIN(4, APB2, C, 15),
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__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
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__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(10, APB2, A, 0),
__STM32_PIN(11, APB2, A, 1),
add 48 pins IC define in BSP/stm32f10x
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__STM32_PIN(12, APB2, A, 2),
__STM32_PIN(13, APB2, A, 3),
add 48 pins IC define in BSP/stm32f10x
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__STM32_PIN(14, APB2, A, 4),
__STM32_PIN(15, APB2, A, 5),
__STM32_PIN(16, APB2, A, 6),
__STM32_PIN(17, APB2, A, 7),
__STM32_PIN(18, APB2, B, 0),
__STM32_PIN(19, APB2, B, 1),
__STM32_PIN(20, APB2, B, 2),
__STM32_PIN(21, APB2, B, 10),
__STM32_PIN(22, APB2, B, 11),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(25, APB2, B, 12),
__STM32_PIN(26, APB2, B, 13),
__STM32_PIN(27, APB2, B, 14),
__STM32_PIN(28, APB2, B, 15),
__STM32_PIN(29, APB2, A, 8),
__STM32_PIN(30, APB2, A, 9),
__STM32_PIN(31, APB2, A, 10),
__STM32_PIN(32, APB2, A, 11),
__STM32_PIN(33, APB2, A, 12),
__STM32_PIN(34, APB2, A, 13),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(37, APB2, A, 14),
__STM32_PIN(38, APB2, A, 15),
__STM32_PIN(39, APB2, B, 3),
__STM32_PIN(40, APB2, B, 4),
__STM32_PIN(41, APB2, B, 5),
__STM32_PIN(42, APB2, B, 6),
__STM32_PIN(43, APB2, B, 7),
__STM32_PIN_DEFAULT,
__STM32_PIN(45, APB2, B, 8),
__STM32_PIN(46, APB2, B, 9),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
#endif
[BSP]stm32f10x: Fix gpio driver for 144pins and 64pins
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#if (STM32F10X_PIN_NUMBERS == 64)
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__STM32_PIN_DEFAULT,
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__STM32_PIN_DEFAULT,
__STM32_PIN(2, APB2, C, 13),
__STM32_PIN(3, APB2, C, 14),
__STM32_PIN(4, APB2, C, 15),
__STM32_PIN(5, APB2, D, 0),
__STM32_PIN(6, APB2, D, 1),
__STM32_PIN_DEFAULT,
__STM32_PIN(8, APB2, C, 0),
__STM32_PIN(9, APB2, C, 1),
__STM32_PIN(10, APB2, C, 2),
__STM32_PIN(11, APB2, C, 3),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(14, APB2, A, 0),
__STM32_PIN(15, APB2, A, 1),
__STM32_PIN(16, APB2, A, 2),
__STM32_PIN(17, APB2, A, 3),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(20, APB2, A, 4),
__STM32_PIN(21, APB2, A, 5),
__STM32_PIN(22, APB2, A, 6),
__STM32_PIN(23, APB2, A, 7),
__STM32_PIN(24, APB2, C, 4),
__STM32_PIN(25, APB2, C, 5),
__STM32_PIN(26, APB2, B, 0),
__STM32_PIN(27, APB2, B, 1),
__STM32_PIN(28, APB2, B, 2),
__STM32_PIN(29, APB2, B, 10),
__STM32_PIN(30, APB2, B, 11),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(33, APB2, B, 12),
__STM32_PIN(34, APB2, B, 13),
__STM32_PIN(35, APB2, B, 14),
__STM32_PIN(36, APB2, B, 15),
__STM32_PIN(37, APB2, C, 6),
__STM32_PIN(38, APB2, C, 7),
__STM32_PIN(39, APB2, C, 8),
__STM32_PIN(40, APB2, C, 9),
__STM32_PIN(41, APB2, A, 8),
__STM32_PIN(42, APB2, A, 9),
__STM32_PIN(43, APB2, A, 10),
__STM32_PIN(44, APB2, A, 11),
__STM32_PIN(45, APB2, A, 12),
__STM32_PIN(46, APB2, A, 13),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(49, APB2, A, 14),
__STM32_PIN(50, APB2, A, 15),
__STM32_PIN(51, APB2, C, 10),
__STM32_PIN(52, APB2, C, 11),
__STM32_PIN(53, APB2, C, 12),
__STM32_PIN(54, APB2, D, 2),
__STM32_PIN(55, APB2, B, 3),
__STM32_PIN(56, APB2, B, 4),
__STM32_PIN(57, APB2, B, 5),
__STM32_PIN(58, APB2, B, 6),
__STM32_PIN(59, APB2, B, 7),
__STM32_PIN_DEFAULT,
__STM32_PIN(61, APB2, B, 8),
__STM32_PIN(62, APB2, B, 9),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
#endif
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#if (STM32F10X_PIN_NUMBERS == 100)
__STM32_PIN_DEFAULT,
__STM32_PIN(1, APB2, E, 2),
__STM32_PIN(2, APB2, E, 3),
__STM32_PIN(3, APB2, E, 4),
__STM32_PIN(4, APB2, E, 5),
__STM32_PIN(5, APB2, E, 6),
__STM32_PIN_DEFAULT,
__STM32_PIN(7, APB2, C, 13),
__STM32_PIN(8, APB2, C, 14),
__STM32_PIN(9, APB2, C, 15),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(15, APB2, C, 0),
__STM32_PIN(16, APB2, C, 1),
__STM32_PIN(17, APB2, C, 2),
__STM32_PIN(18, APB2, C, 3),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(23, APB2, A, 0),
__STM32_PIN(24, APB2, A, 1),
__STM32_PIN(25, APB2, A, 2),
__STM32_PIN(26, APB2, A, 3),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(29, APB2, A, 4),
__STM32_PIN(30, APB2, A, 5),
__STM32_PIN(31, APB2, A, 6),
__STM32_PIN(32, APB2, A, 7),
__STM32_PIN(33, APB2, C, 4),
__STM32_PIN(34, APB2, C, 5),
__STM32_PIN(35, APB2, B, 0),
__STM32_PIN(36, APB2, B, 1),
__STM32_PIN(37, APB2, B, 2),
__STM32_PIN(38, APB2, E, 7),
__STM32_PIN(39, APB2, E, 8),
__STM32_PIN(40, APB2, E, 9),
__STM32_PIN(41, APB2, E, 10),
__STM32_PIN(42, APB2, E, 11),
__STM32_PIN(43, APB2, E, 12),
__STM32_PIN(44, APB2, E, 13),
__STM32_PIN(45, APB2, E, 14),
__STM32_PIN(46, APB2, E, 15),
__STM32_PIN(47, APB2, B, 10),
__STM32_PIN(48, APB2, B, 11),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(51, APB2, B, 12),
__STM32_PIN(52, APB2, B, 13),
__STM32_PIN(53, APB2, B, 14),
__STM32_PIN(54, APB2, B, 15),
__STM32_PIN(55, APB2, D, 8),
__STM32_PIN(56, APB2, D, 9),
__STM32_PIN(57, APB2, D, 10),
__STM32_PIN(58, APB2, D, 11),
__STM32_PIN(59, APB2, D, 12),
__STM32_PIN(60, APB2, D, 13),
__STM32_PIN(61, APB2, D, 14),
__STM32_PIN(62, APB2, D, 15),
__STM32_PIN(63, APB2, C, 6),
__STM32_PIN(64, APB2, C, 7),
__STM32_PIN(65, APB2, C, 8),
__STM32_PIN(66, APB2, C, 9),
__STM32_PIN(67, APB2, A, 8),
__STM32_PIN(68, APB2, A, 9),
__STM32_PIN(69, APB2, A, 10),
__STM32_PIN(70, APB2, A, 11),
__STM32_PIN(71, APB2, A, 12),
__STM32_PIN(72, APB2, A, 13),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(76, APB2, A, 14),
__STM32_PIN(77, APB2, A, 15),
__STM32_PIN(78, APB2, C, 10),
__STM32_PIN(79, APB2, C, 11),
__STM32_PIN(80, APB2, C, 12),
__STM32_PIN(81, APB2, D, 0),
__STM32_PIN(82, APB2, D, 1),
__STM32_PIN(83, APB2, D, 2),
__STM32_PIN(84, APB2, D, 3),
__STM32_PIN(85, APB2, D, 4),
__STM32_PIN(86, APB2, D, 5),
__STM32_PIN(87, APB2, D, 6),
__STM32_PIN(88, APB2, D, 7),
__STM32_PIN(89, APB2, B, 3),
__STM32_PIN(90, APB2, B, 4),
__STM32_PIN(91, APB2, B, 5),
__STM32_PIN(92, APB2, B, 6),
__STM32_PIN(93, APB2, B, 7),
__STM32_PIN_DEFAULT,
__STM32_PIN(95, APB2, B, 8),
__STM32_PIN(96, APB2, B, 9),
__STM32_PIN(97, APB2, E, 0),
__STM32_PIN(98, APB2, E, 1),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
#endif
[BSP]stm32f10x: Fix gpio driver for 144pins and 64pins
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#if (STM32F10X_PIN_NUMBERS == 144)
__STM32_PIN_DEFAULT,
__STM32_PIN(1, APB2, E, 2),
__STM32_PIN(2, APB2, E, 3),
__STM32_PIN(3, APB2, E, 4),
__STM32_PIN(4, APB2, E, 5),
__STM32_PIN(5, APB2, E, 6),
__STM32_PIN_DEFAULT,
__STM32_PIN(7, APB2, C, 13),
__STM32_PIN(8, APB2, C, 14),
__STM32_PIN(9, APB2, C, 15),
add 48 pins IC define in BSP/stm32f10x
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[BSP]stm32f10x: Fix gpio driver for 144pins and 64pins
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__STM32_PIN(10, APB2, F, 0),
__STM32_PIN(11, APB2, F, 1),
__STM32_PIN(12, APB2, F, 2),
__STM32_PIN(13, APB2, F, 3),
__STM32_PIN(14, APB2, F, 4),
__STM32_PIN(15, APB2, F, 5),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(18, APB2, F, 6),
__STM32_PIN(19, APB2, F, 7),
__STM32_PIN(20, APB2, F, 8),
__STM32_PIN(21, APB2, F, 9),
__STM32_PIN(22, APB2, F, 10),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(26, APB2, C, 0),
__STM32_PIN(27, APB2, C, 1),
__STM32_PIN(28, APB2, C, 2),
__STM32_PIN(29, APB2, C, 3),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(34, APB2, A, 0),
__STM32_PIN(35, APB2, A, 1),
__STM32_PIN(36, APB2, A, 2),
__STM32_PIN(37, APB2, A, 3),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(40, APB2, A, 4),
__STM32_PIN(41, APB2, A, 5),
__STM32_PIN(42, APB2, A, 6),
__STM32_PIN(43, APB2, A, 7),
__STM32_PIN(44, APB2, C, 4),
__STM32_PIN(45, APB2, C, 5),
__STM32_PIN(46, APB2, B, 0),
__STM32_PIN(47, APB2, B, 1),
__STM32_PIN(48, APB2, B, 2),
__STM32_PIN(49, APB2, F, 11),
__STM32_PIN(50, APB2, F, 12),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(53, APB2, F, 13),
__STM32_PIN(54, APB2, F, 14),
__STM32_PIN(55, APB2, F, 15),
__STM32_PIN(56, APB2, G, 0),
__STM32_PIN(57, APB2, G, 1),
__STM32_PIN(58, APB2, E, 7),
__STM32_PIN(59, APB2, E, 8),
__STM32_PIN(60, APB2, E, 9),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(63, APB2, E, 10),
__STM32_PIN(64, APB2, E, 11),
__STM32_PIN(65, APB2, E, 12),
__STM32_PIN(66, APB2, E, 13),
__STM32_PIN(67, APB2, E, 14),
__STM32_PIN(68, APB2, E, 15),
__STM32_PIN(69, APB2, B, 10),
__STM32_PIN(70, APB2, B, 11),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(73, APB2, B, 12),
__STM32_PIN(74, APB2, B, 13),
__STM32_PIN(75, APB2, B, 14),
__STM32_PIN(76, APB2, B, 15),
__STM32_PIN(77, APB2, D, 8),
__STM32_PIN(78, APB2, D, 9),
__STM32_PIN(79, APB2, D, 10),
__STM32_PIN(80, APB2, D, 11),
__STM32_PIN(81, APB2, D, 12),
__STM32_PIN(82, APB2, D, 13),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(85, APB2, D, 14),
__STM32_PIN(86, APB2, D, 15),
__STM32_PIN(87, APB2, G, 2),
__STM32_PIN(88, APB2, G, 3),
__STM32_PIN(89, APB2, G, 4),
__STM32_PIN(90, APB2, G, 5),
__STM32_PIN(91, APB2, G, 6),
__STM32_PIN(92, APB2, G, 7),
__STM32_PIN(93, APB2, G, 8),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(96, APB2, C, 6),
__STM32_PIN(97, APB2, C, 7),
__STM32_PIN(98, APB2, C, 8),
__STM32_PIN(99, APB2, C, 9),
__STM32_PIN(100, APB2, A, 8),
__STM32_PIN(101, APB2, A, 9),
__STM32_PIN(102, APB2, A, 10),
__STM32_PIN(103, APB2, A, 11),
__STM32_PIN(104, APB2, A, 12),
__STM32_PIN(105, APB2, A, 13),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(109, APB2, A, 14),
__STM32_PIN(110, APB2, A, 15),
__STM32_PIN(111, APB2, C, 10),
__STM32_PIN(112, APB2, C, 11),
__STM32_PIN(113, APB2, C, 12),
__STM32_PIN(114, APB2, D, 0),
__STM32_PIN(115, APB2, D, 1),
__STM32_PIN(116, APB2, D, 2),
__STM32_PIN(117, APB2, D, 3),
__STM32_PIN(118, APB2, D, 4),
__STM32_PIN(119, APB2, D, 5),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(122, APB2, D, 6),
__STM32_PIN(123, APB2, D, 7),
__STM32_PIN(124, APB2, G, 9),
__STM32_PIN(125, APB2, G, 10),
__STM32_PIN(126, APB2, G, 11),
__STM32_PIN(127, APB2, G, 12),
__STM32_PIN(128, APB2, G, 13),
__STM32_PIN(129, APB2, G, 14),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
__STM32_PIN(132, APB2, G, 15),
__STM32_PIN(133, APB2, B, 3),
__STM32_PIN(134, APB2, B, 4),
__STM32_PIN(135, APB2, B, 5),
__STM32_PIN(136, APB2, B, 6),
__STM32_PIN(137, APB2, B, 7),
__STM32_PIN_DEFAULT,
__STM32_PIN(139, APB2, B, 8),
__STM32_PIN(140, APB2, B, 9),
__STM32_PIN(141, APB2, E, 0),
__STM32_PIN(142, APB2, E, 1),
__STM32_PIN_DEFAULT,
__STM32_PIN_DEFAULT,
#endif
[BSP]stm32f10x: Add gpio driver for pin driver frame
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};
[Components] Drivers: pin add irq apis
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struct pin_irq_map
{
rt_uint16_t pinbit;
rt_uint32_t irqbit;
enum IRQn irqno;
};
static const struct pin_irq_map pin_irq_map[] =
{
{GPIO_Pin_0, EXTI_Line0, EXTI0_IRQn },
{GPIO_Pin_1, EXTI_Line1, EXTI1_IRQn },
{GPIO_Pin_2, EXTI_Line2, EXTI2_IRQn },
{GPIO_Pin_3, EXTI_Line3, EXTI3_IRQn },
{GPIO_Pin_4, EXTI_Line4, EXTI4_IRQn },
{GPIO_Pin_5, EXTI_Line5, EXTI9_5_IRQn },
{GPIO_Pin_6, EXTI_Line6, EXTI9_5_IRQn },
{GPIO_Pin_7, EXTI_Line7, EXTI9_5_IRQn },
{GPIO_Pin_8, EXTI_Line8, EXTI9_5_IRQn },
{GPIO_Pin_9, EXTI_Line9, EXTI9_5_IRQn },
{GPIO_Pin_10, EXTI_Line10, EXTI15_10_IRQn},
{GPIO_Pin_11, EXTI_Line11, EXTI15_10_IRQn},
{GPIO_Pin_12, EXTI_Line12, EXTI15_10_IRQn},
{GPIO_Pin_13, EXTI_Line13, EXTI15_10_IRQn},
{GPIO_Pin_14, EXTI_Line14, EXTI15_10_IRQn},
{GPIO_Pin_15, EXTI_Line15, EXTI15_10_IRQn},
};
struct rt_pin_irq_hdr pin_irq_hdr_tab[] =
{
{-1, 0, RT_NULL, RT_NULL},
{-1, 0, RT_NULL, RT_NULL},
{-1, 0, RT_NULL, RT_NULL},
{-1, 0, RT_NULL, RT_NULL},
{-1, 0, RT_NULL, RT_NULL},
{-1, 0, RT_NULL, RT_NULL},
{-1, 0, RT_NULL, RT_NULL},
{-1, 0, RT_NULL, RT_NULL},
{-1, 0, RT_NULL, RT_NULL},
{-1, 0, RT_NULL, RT_NULL},
{-1, 0, RT_NULL, RT_NULL},
{-1, 0, RT_NULL, RT_NULL},
{-1, 0, RT_NULL, RT_NULL},
{-1, 0, RT_NULL, RT_NULL},
{-1, 0, RT_NULL, RT_NULL},
{-1, 0, RT_NULL, RT_NULL},
};
[BSP]stm32f10x: Add gpio driver for pin driver frame
2015-03-24 16:17:51 +08:00
#define ITEM_NUM(items) sizeof(items)/sizeof(items[0])
const struct pin_index *get_pin(uint8_t pin)
{
const struct pin_index *index;
if (pin < ITEM_NUM(pins))
{
index = &pins[pin];
if (index->index == -1)
index = RT_NULL;
}
else
{
index = RT_NULL;
}
return index;
};
void stm32_pin_write(rt_device_t dev, rt_base_t pin, rt_base_t value)
{
const struct pin_index *index;
index = get_pin(pin);
if (index == RT_NULL)
{
return;
}
if (value == PIN_LOW)
{
GPIO_ResetBits(index->gpio, index->pin);
}
else
{
GPIO_SetBits(index->gpio, index->pin);
}
}
int stm32_pin_read(rt_device_t dev, rt_base_t pin)
{
int value;
const struct pin_index *index;
value = PIN_LOW;
index = get_pin(pin);
if (index == RT_NULL)
{
return value;
}
if (GPIO_ReadInputDataBit(index->gpio, index->pin) == Bit_RESET)
{
value = PIN_LOW;
}
else
{
value = PIN_HIGH;
}
return value;
}
void stm32_pin_mode(rt_device_t dev, rt_base_t pin, rt_base_t mode)
{
const struct pin_index *index;
GPIO_InitTypeDef GPIO_InitStructure;
index = get_pin(pin);
if (index == RT_NULL)
{
return;
}
/* GPIO Periph clock enable */
RCC_APB2PeriphClockCmd(index->rcc, ENABLE);
/* Configure GPIO_InitStructure */
GPIO_InitStructure.GPIO_Pin = index->pin;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
if (mode == PIN_MODE_OUTPUT)
{
/* output setting */
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
}
else if (mode == PIN_MODE_INPUT)
{
/* input setting: not pull. */
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
}
else if (mode == PIN_MODE_INPUT_PULLUP)
{
/* input setting: pull up. */
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU;
}
else
{
/* input setting:default. */
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPD;
}
GPIO_Init(index->gpio, &GPIO_InitStructure);
}
[Components] Drivers: pin add irq apis
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rt_inline rt_int32_t bit2bitno(rt_uint32_t bit)
{
int i;
for(i = 0; i < 32; i++)
{
if((0x01 << i) == bit)
{
return i;
}
}
return -1;
}
rt_inline const struct pin_irq_map *get_pin_irq_map(uint32_t pinbit)
{
rt_int32_t mapindex = bit2bitno(pinbit);
if(mapindex < 0 || mapindex >= ITEM_NUM(pin_irq_map))
{
return RT_NULL;
}
return &pin_irq_map[mapindex];
};
rt_err_t stm32_pin_attach_irq(struct rt_device *device, rt_int32_t pin,
rt_uint32_t mode, void (*hdr)(void *args), void *args)
{
const struct pin_index *index;
rt_base_t level;
rt_int32_t irqindex = -1;
index = get_pin(pin);
if (index == RT_NULL)
{
[BSP] Fix stm32f10x BSP error code.
2017-11-07 20:53:33 +08:00
return -RT_ENOSYS;
[Components] Drivers: pin add irq apis
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}
irqindex = bit2bitno(index->pin);
if(irqindex < 0 || irqindex >= ITEM_NUM(pin_irq_map))
{
[BSP] Fix stm32f10x BSP error code.
2017-11-07 20:53:33 +08:00
return -RT_ENOSYS;
[Components] Drivers: pin add irq apis
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}
level = rt_hw_interrupt_disable();
if(pin_irq_hdr_tab[irqindex].pin == pin &&
pin_irq_hdr_tab[irqindex].hdr == hdr &&
pin_irq_hdr_tab[irqindex].mode == mode &&
pin_irq_hdr_tab[irqindex].args == args
)
{
rt_hw_interrupt_enable(level);
return RT_EOK;
}
if(pin_irq_hdr_tab[irqindex].pin != -1)
{
rt_hw_interrupt_enable(level);
[BSP] Fix stm32f10x BSP error code.
2017-11-07 20:53:33 +08:00
return -RT_EBUSY;
[Components] Drivers: pin add irq apis
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}
pin_irq_hdr_tab[irqindex].pin = pin;
pin_irq_hdr_tab[irqindex].hdr = hdr;
pin_irq_hdr_tab[irqindex].mode = mode;
pin_irq_hdr_tab[irqindex].args = args;
rt_hw_interrupt_enable(level);
return RT_EOK;
}
[components][drivers][pin module]:typo fix for pin_detach_irq
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rt_err_t stm32_pin_detach_irq(struct rt_device *device, rt_int32_t pin)
[Components] Drivers: pin add irq apis
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{
const struct pin_index *index;
rt_base_t level;
rt_int32_t irqindex = -1;
index = get_pin(pin);
if (index == RT_NULL)
{
[BSP] Fix stm32f10x BSP error code.
2017-11-07 20:53:33 +08:00
return -RT_ENOSYS;
[Components] Drivers: pin add irq apis
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}
irqindex = bit2bitno(index->pin);
if(irqindex < 0 || irqindex >= ITEM_NUM(pin_irq_map))
{
[BSP] Fix stm32f10x BSP error code.
2017-11-07 20:53:33 +08:00
return -RT_ENOSYS;
[Components] Drivers: pin add irq apis
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}
level = rt_hw_interrupt_disable();
if(pin_irq_hdr_tab[irqindex].pin == -1)
{
rt_hw_interrupt_enable(level);
return RT_EOK;
}
pin_irq_hdr_tab[irqindex].pin = -1;
pin_irq_hdr_tab[irqindex].hdr = RT_NULL;
pin_irq_hdr_tab[irqindex].mode = 0;
pin_irq_hdr_tab[irqindex].args = RT_NULL;
rt_hw_interrupt_enable(level);
return RT_EOK;
}
[components] drivers pin irq change apis
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rt_err_t stm32_pin_irq_enable(struct rt_device *device, rt_base_t pin,
rt_uint32_t enabled)
[Components] Drivers: pin add irq apis
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{
const struct pin_index *index;
const struct pin_irq_map *irqmap;
rt_base_t level;
rt_int32_t irqindex = -1;
GPIO_InitTypeDef GPIO_InitStructure;
NVIC_InitTypeDef NVIC_InitStructure;
EXTI_InitTypeDef EXTI_InitStructure;
index = get_pin(pin);
if (index == RT_NULL)
{
[BSP] Fix stm32f10x BSP error code.
2017-11-07 20:53:33 +08:00
return -RT_ENOSYS;
[Components] Drivers: pin add irq apis
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}
[components] drivers pin irq change apis
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if(enabled == PIN_IRQ_ENABLE)
[Components] Drivers: pin add irq apis
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{
[components] drivers pin irq change apis
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irqindex = bit2bitno(index->pin);
if(irqindex < 0 || irqindex >= ITEM_NUM(pin_irq_map))
{
[BSP] Fix stm32f10x BSP error code.
2017-11-07 20:53:33 +08:00
return -RT_ENOSYS;
[components] drivers pin irq change apis
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}
level = rt_hw_interrupt_disable();
if(pin_irq_hdr_tab[irqindex].pin == -1)
{
rt_hw_interrupt_enable(level);
[BSP] Fix stm32f10x BSP error code.
2017-11-07 20:53:33 +08:00
return -RT_ENOSYS;
[components] drivers pin irq change apis
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}
irqmap = &pin_irq_map[irqindex];
/* GPIO Periph clock enable */
RCC_APB2PeriphClockCmd(index->rcc, ENABLE);
/* Configure GPIO_InitStructure */
GPIO_InitStructure.GPIO_Pin = index->pin;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(index->gpio, &GPIO_InitStructure);
NVIC_InitStructure.NVIC_IRQChannel= irqmap->irqno;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority= 2;
NVIC_InitStructure.NVIC_IRQChannelSubPriority= 2;
NVIC_InitStructure.NVIC_IRQChannelCmd=ENABLE;
NVIC_Init(&NVIC_InitStructure);
[BSP] Fix: stm32f10x external interrupt bug Missing of 'GPIO_EXTILineConfig' may cause that program enters interrupt handler forever.
2018-02-28 17:31:38 +08:00
GPIO_EXTILineConfig(index->port_source, index->pin_source);
[components] drivers pin irq change apis
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EXTI_InitStructure.EXTI_Line = irqmap->irqbit;
EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;
switch(pin_irq_hdr_tab[irqindex].mode)
{
case PIN_IRQ_MODE_RISING:
EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Rising;
break;
case PIN_IRQ_MODE_FALLING:
EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Falling;
break;
case PIN_IRQ_MODE_RISING_FALLING:
EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Rising_Falling;
break;
}
EXTI_InitStructure.EXTI_LineCmd = ENABLE;
EXTI_Init(&EXTI_InitStructure);
[Components] Drivers: pin add irq apis
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rt_hw_interrupt_enable(level);
}
[components] drivers pin irq change apis
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else if(enabled == PIN_IRQ_DISABLE)
[Components] Drivers: pin add irq apis
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{
[components] drivers pin irq change apis
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irqmap = get_pin_irq_map(index->pin);
if(irqmap == RT_NULL)
{
[BSP] Fix stm32f10x BSP error code.
2017-11-07 20:53:33 +08:00
return -RT_ENOSYS;
[components] drivers pin irq change apis
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}
EXTI_InitStructure.EXTI_Line = irqmap->irqbit;
EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;
EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Rising;
EXTI_InitStructure.EXTI_LineCmd = DISABLE;
EXTI_Init(&EXTI_InitStructure);
[Components] Drivers: pin add irq apis
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}
[components] drivers pin irq change apis
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else
[Components] Drivers: pin add irq apis
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{
[BSP] Fix stm32f10x BSP error code.
2017-11-07 20:53:33 +08:00
return -RT_ENOSYS;
[Components] Drivers: pin add irq apis
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}
[components] drivers pin irq change apis
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[Components] Drivers: pin add irq apis
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return RT_EOK;
}
[BSP]stm32f10x: Add gpio driver for pin driver frame
2015-03-24 16:17:51 +08:00
const static struct rt_pin_ops _stm32_pin_ops =
{
stm32_pin_mode,
stm32_pin_write,
stm32_pin_read,
[Components] Drivers: pin add irq apis
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stm32_pin_attach_irq,
[components][drivers][pin module]:typo fix for pin_detach_irq
2018-06-26 22:18:58 +08:00
stm32_pin_detach_irq,
[Components] Drivers: pin add irq apis
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stm32_pin_irq_enable,
[BSP]stm32f10x: Add gpio driver for pin driver frame
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};
int stm32_hw_pin_init(void)
{
int result;
add 48 pins IC define in BSP/stm32f10x
2016-05-23 21:57:19 +08:00
[BSP]stm32f10x: Add gpio driver for pin driver frame
2015-03-24 16:17:51 +08:00
result = rt_device_pin_register("pin", &_stm32_pin_ops, RT_NULL);
return result;
}
INIT_BOARD_EXPORT(stm32_hw_pin_init);
[Components] Drivers: pin add irq apis
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rt_inline void pin_irq_hdr(int irqno)
{
1. 修改gpio中断没有清标志位的问题
2018-02-08 23:54:55 +08:00
EXTI_ClearITPendingBit(pin_irq_map[irqno].irqbit);
[Components] Drivers: pin add irq apis
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if(pin_irq_hdr_tab[irqno].hdr)
{
pin_irq_hdr_tab[irqno].hdr(pin_irq_hdr_tab[irqno].args);
}
}
void EXTI0_IRQHandler(void)
{
/* enter interrupt */
rt_interrupt_enter();
pin_irq_hdr(0);
/* leave interrupt */
rt_interrupt_leave();
}
void EXTI1_IRQHandler(void)
{
/* enter interrupt */
rt_interrupt_enter();
pin_irq_hdr(1);
/* leave interrupt */
rt_interrupt_leave();
}
void EXTI2_IRQHandler(void)
{
/* enter interrupt */
rt_interrupt_enter();
pin_irq_hdr(2);
/* leave interrupt */
rt_interrupt_leave();
}
void EXTI3_IRQHandler(void)
{
/* enter interrupt */
rt_interrupt_enter();
pin_irq_hdr(3);
/* leave interrupt */
rt_interrupt_leave();
}
void EXTI4_IRQHandler(void)
{
/* enter interrupt */
rt_interrupt_enter();
pin_irq_hdr(4);
/* leave interrupt */
rt_interrupt_leave();
}
void EXTI9_5_IRQHandler(void)
{
/* enter interrupt */
rt_interrupt_enter();
if(EXTI_GetITStatus(EXTI_Line5) != RESET)
{
pin_irq_hdr(5);
}
if(EXTI_GetITStatus(EXTI_Line6) != RESET)
{
pin_irq_hdr(6);
}
if(EXTI_GetITStatus(EXTI_Line7) != RESET)
{
pin_irq_hdr(7);
}
if(EXTI_GetITStatus(EXTI_Line8) != RESET)
{
pin_irq_hdr(8);
}
if(EXTI_GetITStatus(EXTI_Line9) != RESET)
{
pin_irq_hdr(9);
}
/* leave interrupt */
rt_interrupt_leave();
}
void EXTI15_10_IRQHandler(void)
{
/* enter interrupt */
rt_interrupt_enter();
if(EXTI_GetITStatus(EXTI_Line10) != RESET)
{
pin_irq_hdr(10);
}
if(EXTI_GetITStatus(EXTI_Line11) != RESET)
{
pin_irq_hdr(11);
}
if(EXTI_GetITStatus(EXTI_Line12) != RESET)
{
pin_irq_hdr(12);
}
if(EXTI_GetITStatus(EXTI_Line13) != RESET)
{
pin_irq_hdr(13);
}
if(EXTI_GetITStatus(EXTI_Line14) != RESET)
{
pin_irq_hdr(14);
}
if(EXTI_GetITStatus(EXTI_Line15) != RESET)
{
pin_irq_hdr(15);
}
/* leave interrupt */
rt_interrupt_leave();
}
[BSP]stm32f10x: Add gpio driver for pin driver frame
2015-03-24 16:17:51 +08:00
#endif