riscv_gpio.h

#define GPIOA_BASE 0x40010800
#define GPIOB_BASE 0x40010C00
#define GPIOC_BASE 0x40011000
#define GPIOD_BASE 0x40011400
#define GPIOE_BASE 0x40011800

struct _st_gpio {
	int CTL0;
	int CTL1;
	int ISTAT;
	int OCTL;
	int BOP;
	int BC;
	int LOCK;
};

#define GPIOA ((volatile struct _st_gpio *)GPIOA_BASE)
#define GPIOB ((volatile struct _st_gpio *)GPIOB_BASE)
#define GPIOC ((volatile struct _st_gpio *)GPIOC_BASE)
#define GPIOD ((volatile struct _st_gpio *)GPIOD_BASE)
#define GPIOE ((volatile struct _st_gpio *)GPIOE_BASE)

#define bit(n) (1 << (n))
#define shift(val, n) ((val) << (n))

#define GPIO_CTL_MD_INPUT 0
#define GPIO_CTL_MD_OUTPUT_MEDIUM 1
#define GPIO_CTL_MD_OUTPUT_LOW 2
#define GPIO_CTL_MD_OUTPUT_HIGH 3
#define GPIO_CTL_CTL_ANALOG 0
#define GPIO_CTL_CTL_FLOATING_INPUT 1
#define GPIO_CTL_CTL_INPUT 2
#define GPIO_CTL_CTL_GPIO_OUTPUT_PP 0
#define GPIO_CTL_CTL_GPIO_OUTPUT_OD 1
#define GPIO_CTL_CTL_AFIO_OUTPUT_PP 2
#define GPIO_CTL_CTL_AFIO_OUTPUT_OD 3

#define GPIO_CTL0_MD0_Pos 0
#define GPIO_CTL0_CTL0_Pos 2
#define GPIO_CTL0_MD1_Pos 4
#define GPIO_CTL0_CTL1_Pos 6
#define GPIO_CTL0_MD2_Pos 8
#define GPIO_CTL0_CTL2_Pos 10
#define GPIO_CTL0_MD3_Pos 12
#define GPIO_CTL0_CTL3_Pos 14
#define GPIO_CTL0_MD4_Pos 16
#define GPIO_CTL0_CTL4_Pos 18
#define GPIO_CTL0_MD5_Pos 20
#define GPIO_CTL0_CTL5_Pos 22
#define GPIO_CTL0_MD6_Pos 24
#define GPIO_CTL0_CTL6_Pos 26
#define GPIO_CTL0_MD7_Pos 28
#define GPIO_CTL0_CTL7_Pos 30
#define GPIO_CTL0_MD0_Msk shift(0x3, 0)
#define GPIO_CTL0_CTL0_Msk shift(0x3, 2)
#define GPIO_CTL0_MD1_Msk shift(0x3, 4)
#define GPIO_CTL0_CTL1_Msk shift(0x3, 6)
#define GPIO_CTL0_MD2_Msk shift(0x3, 8)
#define GPIO_CTL0_CTL2_Msk shift(0x3, 10)
#define GPIO_CTL0_MD3_Msk shift(0x3, 12)
#define GPIO_CTL0_CTL3_Msk shift(0x3, 14)
#define GPIO_CTL0_MD4_Msk shift(0x3, 16)
#define GPIO_CTL0_CTL4_Msk shift(0x3, 18)
#define GPIO_CTL0_MD5_Msk shift(0x3, 20)
#define GPIO_CTL0_CTL5_Msk shift(0x3, 22)
#define GPIO_CTL0_MD6_Msk shift(0x3, 24)
#define GPIO_CTL0_CTL6_Msk shift(0x3, 26)
#define GPIO_CTL0_MD7_Msk shift(0x3, 28)
#define GPIO_CTL0_CTL7_Msk shift(0x3, 30)

#define GPIO_CTL1_MD8_Pos 0
#define GPIO_CTL1_CTL8_Pos 2
#define GPIO_CTL1_MD9_Pos 4
#define GPIO_CTL1_CTL9_Pos 6
#define GPIO_CTL1_MD10_Pos 8
#define GPIO_CTL1_CTL10_Pos 10
#define GPIO_CTL1_MD11_Pos 12
#define GPIO_CTL1_CTL11_Pos 14
#define GPIO_CTL1_MD12_Pos 16
#define GPIO_CTL1_CTL12_Pos 18
#define GPIO_CTL1_MD13_Pos 20
#define GPIO_CTL1_CTL13_Pos 22
#define GPIO_CTL1_MD14_Pos 24
#define GPIO_CTL1_CTL14_Pos 26
#define GPIO_CTL1_MD15_Pos 28
#define GPIO_CTL1_CTL15_Pos 30
#define GPIO_CTL1_MD8_Msk shift(0x3, 0)
#define GPIO_CTL1_CTL8_Msk shift(0x3, 2)
#define GPIO_CTL1_MD9_Msk shift(0x3, 4)
#define GPIO_CTL1_CTL9_Msk shift(0x3, 6)
#define GPIO_CTL1_MD10_Msk shift(0x3, 8)
#define GPIO_CTL1_CTL10_Msk shift(0x3, 10)
#define GPIO_CTL1_MD11_Msk shift(0x3, 12)
#define GPIO_CTL1_CTL11_Msk shift(0x3, 14)
#define GPIO_CTL1_MD12_Msk shift(0x3, 16)
#define GPIO_CTL1_CTL12_Msk shift(0x3, 18)
#define GPIO_CTL1_MD13_Msk shift(0x3, 20)
#define GPIO_CTL1_CTL13_Msk shift(0x3, 22)
#define GPIO_CTL1_MD14_Msk shift(0x3, 24)
#define GPIO_CTL1_CTL14_Msk shift(0x3, 26)
#define GPIO_CTL1_MD15_Msk shift(0x3, 28)
#define GPIO_CTL1_CTL15_Msk shift(0x3, 30)