34 #define GPIO_PORT_NUMOF 5
36 #define GPIO_PORT_NUMBERING_ALPHABETIC 1
39 # define GPIO_PORT_0 GPIOA_BASE
43 # define GPIO_PORT_1 GPIOB_BASE
47 # define GPIO_PORT_2 GPIOC_BASE
51 # define GPIO_PORT_3 GPIOD_BASE
55 # define GPIO_PORT_4 GPIOE_BASE
59 # define GPIO_PORT_5 GPIOF_BASE
63 # define GPIO_PORT_6 GPIOG_BASE
67 # define GPIO_PORT_7 GPIOH_BASE
71 # define GPIO_PORT_8 GPIOI_BASE
75 # define GPIO_PORT_9 GPIOJ_BASE
79 # define GPIO_PORT_10 GPIOK_BASE
84 #if defined(CPU_FAM_STM32MP1)
85 return GPIOA_BASE + (num << 12);
87 return GPIOA_BASE + (num << 10);
93 #if defined(CPU_FAM_STM32MP1)
94 return (port - GPIOA_BASE) >> 12;
96 return (port - GPIOA_BASE) >> 10;
102 return ((GPIO_Type *)port)->ISTAT;
107 return ((GPIO_Type *)port)->OCTL;
112 ((GPIO_Type *)port)->BOP = mask;
117 ((GPIO_Type *)port)->BOP = mask << 16;
123 ((GPIO_Type *)port)->OCTL ^= mask;
129 ((GPIO_Type *)port)->OCTL = value;
134 return pin & 0xfffffff0UL;
149 if (port < GPIOA_BASE) {
158 return num < GPIO_PORT_NUMOF;
Platform-independent access to architecture details.
MAYBE_INLINE void irq_restore(unsigned state)
This function restores the IRQ disable bit in the status register to the value contained within passe...
MAYBE_INLINE unsigned irq_disable(void)
This function sets the IRQ disable bit in the status register.
static uint8_t gpio_get_pin_num(gpio_t pin)
Extract the pin number from a gpio_t
static void * gpio_port_unpack_addr(gpio_port_t port)
Extract a data pointer that was packed by gpio_port_pack_addr.
static void gpio_ll_set(gpio_port_t port, uword_t mask)
Perform an reg |= mask operation on the I/O register of the port.
gpio_port_t gpio_port(uword_t num)
Get the gpio_port_t value of the port number num.
static gpio_port_t gpio_port_pack_addr(void *addr)
Pack a pointer into a gpio_port_t.
static uword_t gpio_ll_read(gpio_port_t port)
Get the current input value of all GPIO pins of the given port as bitmask.
static gpio_port_t gpio_get_port(gpio_t pin)
Extract the gpio_port_t from a gpio_t
uword_t gpio_port_num(gpio_port_t port)
Get the number of the GPIO port port refers to.
static bool is_gpio_port_num_valid(uint_fast8_t num)
Check if the given number is a valid argument for gpio_port.
static uword_t gpio_ll_read_output(gpio_port_t port)
Get the current output value of all GPIO pins of the given port as bitmask.
static void gpio_ll_clear(gpio_port_t port, uword_t mask)
Perform an reg &= ~mask operation on the I/O register of the port.
static void gpio_ll_toggle(gpio_port_t port, uword_t mask)
Perform an reg ^= mask operation on the I/O register of the port.
static void gpio_ll_write(gpio_port_t port, uword_t state)
Perform a masked write operation on the I/O register of the port.
uintptr_t gpio_port_t
GPIO port type.
uint< NUM > _t uword_t
Word sized unsigned integer.
Shared CPU specific definitions for the STM32 family.