arch_xt_io_utils.h File Reference

#include <stddef.h>

Go to the source code of this file.

Macros
#define	DEF_BITSPEC_F(field)    bitspec_t(field ## _gp + bitmask_t(field ## _gm).bitcount() - 1, field ## _gp)
#define	DEF_BITSPEC_B(bit)    bitspec_t(bit ## _bp)
#define	DEF_REGBIT_F(addr, field)    regbit_t(REG_ADDR(addr), DEF_BITSPEC_F(field))
#define	DEF_REGBIT_B(addr, bit)    regbit_t(REG_ADDR(addr), DEF_BITSPEC_B(bit))
#define	EXTRACT_F(reg, field)    (((reg) & field ## _gm) >> field ## _gp)
#define	EXTRACT_B(reg, bit)    (((reg) & bit ## _bm) >> bit ## _bp)
#define	EXTRACT_GC(reg, field)    ((reg) & field ## _gm)
#define	READ_IOREG(reg)    read_ioreg(REG_ADDR(reg))
#define	READ_IOREG_F(reg, field)    read_ioreg(REG_ADDR(reg), DEF_BITSPEC_F(field))
#define	READ_IOREG_B(reg, bit)    read_ioreg(REG_ADDR(reg), DEF_BITSPEC_B(bit))
#define	READ_IOREG_F_GC(reg, field)    (READ_IOREG(reg) & field ## _gm)
#define	READ_IOREG_B_GC(reg, field)    (READ_IOREG(reg) & field ## _bm)
#define	WRITE_IOREG(reg, value)    write_ioreg(REG_ADDR(reg), (value));
#define	WRITE_IOREG_F(reg, field, value)    write_ioreg(DEF_REGBIT_F(reg, field), (value))
#define	WRITE_IOREG_B(reg, bit, value)    write_ioreg(REG_ADDR(reg), DEF_BITSPEC_B(bit), (value))
#define	WRITE_IOREG_F_GC(reg, field, gc_value)    WRITE_IOREG_F(reg, field, (gc_value) >> field ## _gp)
#define	WRITE_IOREG_B_GC(reg, field, gc_value)    WRITE_IOREG_B(reg, field, (gc_value) >> field ## _bp)
#define	TEST_IOREG(reg, bit)    test_ioreg(REG_ADDR(reg), DEF_BITSPEC_B(bit))
#define	SET_IOREG(reg, bit)    set_ioreg(REG_ADDR(reg), DEF_BITSPEC_B(bit))
#define	CLEAR_IOREG(reg, bit)    clear_ioreg(REG_ADDR(reg), DEF_BITSPEC_B(bit))

Macro Definition Documentation

CLEAR_IOREG

#define CLEAR_IOREG	(		reg,
			bit
	)		clear_ioreg(REG_ADDR(reg), DEF_BITSPEC_B(bit))

DEF_BITSPEC_B

#define DEF_BITSPEC_B

(

bit

)

bitspec_t(bit ## _bp)

DEF_BITSPEC_F

#define DEF_BITSPEC_F

(

field

)

bitspec_t(field ## _gp + bitmask_t(field ## _gm).bitcount() - 1, field ## _gp)

DEF_REGBIT_B

#define DEF_REGBIT_B	(		addr,
			bit
	)		regbit_t(REG_ADDR(addr), DEF_BITSPEC_B(bit))

DEF_REGBIT_F

#define DEF_REGBIT_F	(		addr,
			field
	)		regbit_t(REG_ADDR(addr), DEF_BITSPEC_F(field))

EXTRACT_B

#define EXTRACT_B	(		reg,
			bit
	)		(((reg) & bit ## _bm) >> bit ## _bp)

EXTRACT_F

#define EXTRACT_F	(		reg,
			field
	)		(((reg) & field ## _gm) >> field ## _gp)

EXTRACT_GC

#define EXTRACT_GC	(		reg,
			field
	)		((reg) & field ## _gm)

READ_IOREG

#define READ_IOREG

(

reg

)

read_ioreg(REG_ADDR(reg))

READ_IOREG_B

#define READ_IOREG_B	(		reg,
			bit
	)		read_ioreg(REG_ADDR(reg), DEF_BITSPEC_B(bit))

READ_IOREG_B_GC

#define READ_IOREG_B_GC	(		reg,
			field
	)		(READ_IOREG(reg) & field ## _bm)

READ_IOREG_F

#define READ_IOREG_F	(		reg,
			field
	)		read_ioreg(REG_ADDR(reg), DEF_BITSPEC_F(field))

READ_IOREG_F_GC

#define READ_IOREG_F_GC	(		reg,
			field
	)		(READ_IOREG(reg) & field ## _gm)

SET_IOREG

#define SET_IOREG	(		reg,
			bit
	)		set_ioreg(REG_ADDR(reg), DEF_BITSPEC_B(bit))

TEST_IOREG

#define TEST_IOREG	(		reg,
			bit
	)		test_ioreg(REG_ADDR(reg), DEF_BITSPEC_B(bit))

WRITE_IOREG

#define WRITE_IOREG	(		reg,
			value
	)		write_ioreg(REG_ADDR(reg), (value));

WRITE_IOREG_B

#define WRITE_IOREG_B	(		reg,
			bit,
			value
	)		write_ioreg(REG_ADDR(reg), DEF_BITSPEC_B(bit), (value))

WRITE_IOREG_B_GC

#define WRITE_IOREG_B_GC	(		reg,
			field,
			gc_value
	)		WRITE_IOREG_B(reg, field, (gc_value) >> field ## _bp)

WRITE_IOREG_F

#define WRITE_IOREG_F	(		reg,
			field,
			value
	)		write_ioreg(DEF_REGBIT_F(reg, field), (value))

WRITE_IOREG_F_GC

#define WRITE_IOREG_F_GC	(		reg,
			field,
			gc_value
	)		WRITE_IOREG_F(reg, field, (gc_value) >> field ## _gp)