gpio_internal.h

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#ifndef GPIO_INTERNAL_H
#define GPIO_INTERNAL_H

#define GPIO_BASE_ADDR_PHYS (peripheralsBaseAddressPhys+0x200000)
#define GPIO_AREA_LEN   0xC0

//function select registers
//there's 6 of these register, each referring to 6 pins, except the last one
#define GPFSEL_OFF 0
#define GPFSEL_LEN 4
#define GPFSELx_OFF(n) (GPFSEL_OFF+GPFSEL_LEN*n)






#define GPSET0_OFF      0x1c
#define GPSET0_ADDR_PHYS    (GPIO_BASE_ADDR_PHYS+GPSET0_OFF)


#define GPSET1_OFF      0x20
#define GPSET1_ADDR_PHYS    (GPIO_BASE_ADDR_PHYS+GPSET1_OFF)


#define GPCLEAR0_OFF        0x28
#define GPCLEAR0_ADDR_PHYS  (GPIO_BASE_ADDR_PHYS+GPCLEAR0_OFF)


#define GPCLEAR1_OFF        0x2C
#define GPCLEAR1_ADDR_PHYS  (GPIO_BASE_ADDR_PHYS+GPCLEAR1_OFF)


#define GPLEV0_OFF      0x34
#define GPLEV0_ADDR_PHYS    (GPIO_BASE_ADDR_PHYS+GPLEV0_OFF)


#define GPLEV1_OFF      0x38
#define GPLEV1_ADDR_PHYS    (GPIO_BASE_ADDR_PHYS+GPLEV1_OFF)


#define GPEDS0_OFF      0x40
#define GPEDS0_ADDR_PHYS    (GPIO_BASE_ADDR_PHYS+GPEDS0_OFF)


#define GPEDS1_OFF      0x44
#define GPEDS1_ADDR_PHYS    (GPIO_BASE_ADDR_PHYS+GPEDS1_OFF)



#define GPREN0_OFF      0x4C
#define GPREN0_ADDR_PHYS    (GPIO_BASE_ADDR_PHYS+GPREN0_OFF)


#define GPREN1_OFF      0x50
#define GPREN1_ADDR_PHYS    (GPIO_BASE_ADDR_PHYS+GPREN1_OFF)


#define GPFEN0_OFF      0x58
#define GPFEN0_ADDR_PHYS    (GPIO_BASE_ADDR_PHYS+GPFEN0_OFF)


#define GPFEN1_OFF      0x5C
#define GPFEN1_ADDR_PHYS    (GPIO_BASE_ADDR_PHYS+GPFEN1_OFF)


#define GPHEN0_OFF      0x64
#define GPHEN0_ADDR_PHYS    (GPIO_BASE_ADDR_PHYS+GPHEN0_OFF)


#define GPHEN1_OFF      0x68
#define GPHEN1_ADDR_PHYS    (GPIO_BASE_ADDR_PHYS+GPHEN1_OFF)


#define GPLEN0_OFF      0x70
#define GPLEN0_ADDR_PHYS    (GPIO_BASE_ADDR_PHYS+GPLEN0_OFF)


#define GPLEN1_OFF      0x74
#define GPLEN1_ADDR_PHYS    (GPIO_BASE_ADDR_PHYS+GPLEN1_OFF)


#define GPAREN0_OFF     0x7C
#define GPAREN0_ADDR_PHYS   (GPIO_BASE_ADDR_PHYS+GPAREN0_OFF)


#define GPAREN1_OFF     0x80
#define GPAREN1_ADDR_PHYS   (GPIO_BASE_ADDR_PHYS+GPAREN1_OFF)


#define GPAFEN0_OFF     0x88
#define GPAFEN0_ADDR_PHYS   (GPIO_BASE_ADDR_PHYS+GPAFEN0_OFF)


#define GPAFEN1_OFF     0x8C
#define GPAFEN1_ADDR_PHYS   (GPIO_BASE_ADDR_PHYS+GPAFEN1_OFF)


#define GPPUD_OFF       0x94
#define GPPUD_ADDR_PHYS     (GPIO_BASE_ADDR_PHYS+GPPUD_OFF)


#define GPPUDCLK0_OFF       0x98
#define GPPUDCLK0_ADDR_PHYS (GPIO_BASE_ADDR_PHYS+GPPUDCLK0_OFF)


#define GPPUDCLK1_OFF       0x9C
#define GPPUDCLK1_ADDR_PHYS (GPIO_BASE_ADDR_PHYS+GPPUDCLK1_OFF)


#endif