hal_pal_lld.h File Reference

PLATFORM PAL subsystem low level driver header. More...

Go to the source code of this file.

Data Structures
struct	PALConfig
	Generic I/O ports static initializer. More...

Macros
#define	IOPORT1   0
	First I/O port identifier. More...
#define	pal_lld_init()   _pal_lld_init()
	Low level PAL subsystem initialization. More...
#define	pal_lld_readport(port)   0U
	Reads the physical I/O port states. More...
#define	pal_lld_readlatch(port)   0U
	Reads the output latch. More...
#define	pal_lld_writeport(port, bits)
	Writes a bits mask on a I/O port. More...
#define	pal_lld_setport(port, bits)
	Sets a bits mask on a I/O port. More...
#define	pal_lld_clearport(port, bits)
	Clears a bits mask on a I/O port. More...
#define	pal_lld_toggleport(port, bits)
	Toggles a bits mask on a I/O port. More...
#define	pal_lld_readgroup(port, mask, offset)   0U
	Reads a group of bits. More...
#define	pal_lld_writegroup(port, mask, offset, bits)
	Writes a group of bits. More...
#define	pal_lld_setgroupmode(port, mask, offset, mode)   _pal_lld_setgroupmode(port, mask << offset, mode)
	Pads group mode setup. More...
#define	pal_lld_readpad(port, pad)   PAL_LOW
	Reads a logical state from an I/O pad. More...
#define	pal_lld_writepad(port, pad, bit)
	Writes a logical state on an output pad. More...
#define	pal_lld_setpad(port, pad)
	Sets a pad logical state to PAL_HIGH. More...
#define	pal_lld_clearpad(port, pad)
	Clears a pad logical state to PAL_LOW. More...
#define	pal_lld_togglepad(port, pad)
	Toggles a pad logical state. More...
#define	pal_lld_setpadmode(port, pad, mode)
	Pad mode setup. More...
#define	pal_lld_get_pad_event(port, pad)   &_pal_events[0]; (void)(port); (void)pad
	Returns a PAL event structure associated to a pad. More...
#define	pal_lld_get_line_event(line)   &_pal_events[0]; (void)line
	Returns a PAL event structure associated to a line. More...
Port related definitions
#define	PAL_IOPORTS_WIDTH   16U
	Width, in bits, of an I/O port. More...
#define	PAL_WHOLE_PORT   ((ioportmask_t)0xFFFFU)
	Whole port mask. More...
Line handling macros
#define	PAL_LINE(port, pad)   ((ioline_t)((uint32_t)(port)) | ((uint32_t)(pad)))
	Forms a line identifier. More...
#define	PAL_PORT(line)   ((stm32_gpio_t *)(((uint32_t)(line)) & 0xFFFFFFF0U))
	Decodes a port identifier from a line identifier. More...
#define	PAL_PAD(line)   ((uint32_t)((uint32_t)(line) & 0x0000000FU))
	Decodes a pad identifier from a line identifier. More...
#define	PAL_NOLINE   0U
	Value identifying an invalid line. More...

Typedefs
typedef uint32_t	ioportmask_t
	Digital I/O port sized unsigned type. More...
typedef uint32_t	iomode_t
	Digital I/O modes. More...
typedef uint32_t	ioline_t
	Type of an I/O line. More...
typedef uint32_t	ioportid_t
	Port Identifier. More...
typedef uint32_t	iopadid_t
	Type of an pad identifier. More...

Functions
void	_pal_lld_init (void)
	STM32 I/O ports configuration. More...
void	_pal_lld_setgroupmode (ioportid_t port, ioportmask_t mask, iomode_t mode)
	Pads mode setup. More...

Detailed Description

PLATFORM PAL subsystem low level driver header.

Definition in file hal_pal_lld.h.