no-OS
stm32_gpio.h
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1 /***************************************************************************/
39 #ifndef STM32_GPIO_H_
40 #define STM32_GPIO_H_
41 
42 #include <stdint.h>
43 #include <stdbool.h>
44 #include "stm32_hal.h"
45 
50 struct stm32_gpio_init_param {
52  uint32_t mode;
54  uint32_t speed;
56  uint32_t alternate;
57 };
58 
63 struct stm32_gpio_desc {
65  GPIO_TypeDef *port;
67  GPIO_InitTypeDef gpio_config;
68 };
69 
73 extern const struct no_os_gpio_platform_ops stm32_gpio_ops;
74 
75 #endif
NO_OS_PULL_DOWN
@ NO_OS_PULL_DOWN
Definition: no_os_gpio.h:76
no_os_gpio_desc::extra
void * extra
Definition: no_os_gpio.h:112
no_os_alloc.h
no_os_gpio_init_param
Structure holding the parameters for GPIO initialization.
Definition: no_os_gpio.h:85
NO_OS_GPIO_OUT
#define NO_OS_GPIO_OUT
Definition: no_os_gpio.h:53
no_os_gpio_init_param::pull
enum no_os_gpio_pull_up pull
Definition: no_os_gpio.h:91
stm32_gpio_desc::port
GPIO_TypeDef * port
Definition: stm32_gpio.h:65
stm32_gpio_get_direction
int32_t stm32_gpio_get_direction(struct no_os_gpio_desc *desc, uint8_t *direction)
Get the direction of the specified GPIO.
Definition: stm32_gpio.c:325
stm32_gpio_init_param::mode
uint32_t mode
Definition: stm32_gpio.h:52
no_os_gpio_init_param::port
int32_t port
Definition: no_os_gpio.h:87
NO_OS_PULL_UP_WEAK
@ NO_OS_PULL_UP_WEAK
Definition: no_os_gpio.h:77
no_os_gpio_init_param::number
int32_t number
Definition: no_os_gpio.h:89
stm32_gpio_init_param
Structure holding the initialization parameters for stm32 platform.
Definition: stm32_gpio.h:50
NO_OS_PULL_DOWN_WEAK
@ NO_OS_PULL_DOWN_WEAK
Definition: no_os_gpio.h:78
NO_OS_GPIO_IN
#define NO_OS_GPIO_IN
Definition: no_os_gpio.h:54
NO_OS_PULL_NONE
@ NO_OS_PULL_NONE
Definition: no_os_gpio.h:72
stm32_gpio_remove
int32_t stm32_gpio_remove(struct no_os_gpio_desc *desc)
Free the resources allocated by no_os_gpio_get().
Definition: stm32_gpio.c:251
stm32_gpio_direction_output
int32_t stm32_gpio_direction_output(struct no_os_gpio_desc *desc, uint8_t value)
Enable the output direction of the specified GPIO.
Definition: stm32_gpio.c:293
no_os_gpio_desc::port
int32_t port
Definition: no_os_gpio.h:104
no_os_gpio_desc
Structure holding the GPIO descriptor.
Definition: no_os_gpio.h:102
stm32_gpio_get_optional
int32_t stm32_gpio_get_optional(struct no_os_gpio_desc **desc, const struct no_os_gpio_init_param *param)
Get the value of an optional GPIO.
Definition: stm32_gpio.c:235
stm32_gpio_set_value
int32_t stm32_gpio_set_value(struct no_os_gpio_desc *desc, uint8_t value)
Set the value of the specified GPIO.
Definition: stm32_gpio.c:347
no_os_malloc
void * no_os_malloc(size_t size)
Allocate memory and return a pointer to it.
Definition: chibios_alloc.c:49
stm32_gpio.h
Header file for stm32 gpio specifics.
NO_OS_BIT
#define NO_OS_BIT(x)
Definition: no_os_util.h:51
no_os_free
void no_os_free(void *ptr)
Deallocate memory previously allocated by a call to no_os_calloc or no_os_malloc.
Definition: chibios_alloc.c:75
no_os_gpio_desc::pull
enum no_os_gpio_pull_up pull
Definition: no_os_gpio.h:108
NULL
#define NULL
Definition: wrapper.h:64
stm32_gpio_ops
const struct no_os_gpio_platform_ops stm32_gpio_ops
stm32 platform specific gpio platform ops structure
Definition: stm32_gpio.c:395
stm32_gpio_get_value
int32_t stm32_gpio_get_value(struct no_os_gpio_desc *desc, uint8_t *value)
Get the value of the specified GPIO.
Definition: stm32_gpio.c:374
stm32_gpio_ops
const struct no_os_gpio_platform_ops stm32_gpio_ops
stm32 platform specific GPIO platform ops structure
Definition: stm32_gpio.c:395
stm32_gpio_init_param::speed
uint32_t speed
Definition: stm32_gpio.h:54
NO_OS_PULL_UP
@ NO_OS_PULL_UP
Definition: no_os_gpio.h:74
no_os_gpio_platform_ops
Structure holding gpio function pointers that point to the platform specific function.
Definition: no_os_gpio.h:133
no_os_gpio_init_param::extra
void * extra
Definition: no_os_gpio.h:95
no_os_gpio.h
Header file of GPIO Interface.
stm32_gpio_init_param::alternate
uint32_t alternate
Definition: stm32_gpio.h:56
_gpio_init
int32_t _gpio_init(struct no_os_gpio_desc *desc, const struct no_os_gpio_init_param *param)
Prepare the GPIO decriptor.
Definition: xilinx_gpio.c:69
no_os_util.h
Header file of utility functions.
no_os_gpio_platform_ops::gpio_ops_get
int32_t(* gpio_ops_get)(struct no_os_gpio_desc **, const struct no_os_gpio_init_param *)
Definition: no_os_gpio.h:135
stm32_gpio_desc::gpio_config
GPIO_InitTypeDef gpio_config
Definition: stm32_gpio.h:67
stm32_gpio_desc
stm32 platform specific gpio descriptor
Definition: stm32_gpio.h:63
stm32_gpio_get
int32_t stm32_gpio_get(struct no_os_gpio_desc **desc, const struct no_os_gpio_init_param *param)
Obtain the GPIO decriptor.
Definition: stm32_gpio.c:193
no_os_gpio_desc::number
int32_t number
Definition: no_os_gpio.h:106
stm32_hal.h
stm32_gpio_direction_input
int32_t stm32_gpio_direction_input(struct no_os_gpio_desc *desc)
Enable the input direction of the specified GPIO.
Definition: stm32_gpio.c:266
errno.h
Error macro definition for ARM Compiler.
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