#!/usr/bin/python3

def defines(name, function):
    print(f'pin_function_t {name} [] = {{')
    for instance in (0, 1):
        for port in 'ABCD':
            for idx in range(32):
                pin = f'P{port}{idx:02d}'
                pinmux = f'PINMUX_{pin}I_SDHC{instance}_{function}'
                print(f'''\
#if defined({pinmux}) && ! defined(IGNORE_PIN_{pin})
    {{&pin_{pin}, {instance}, PIN_{pin}, {pinmux} & 0xffff}},
#endif''')
    print(f'{{NULL, 0, 0}}')
    print(f'}};')
    print()

print('''\
#include <stdint.h>
#include "py/obj.h"
#include "sam.h"
#include "samd/pins.h"
#include "mpconfigport.h"
#include "atmel_start_pins.h"
#include "hal/include/hal_gpio.h"

typedef struct {
    const mcu_pin_obj_t *obj;
    uint8_t instance;
    uint8_t pin;
    uint16_t function;
} pin_function_t;
''')

defines('sdio_ck', 'SDCK')
defines('sdio_cmd', 'SDCMD')
defines('sdio_dat0', 'SDDAT0')
defines('sdio_dat1', 'SDDAT1')
defines('sdio_dat2', 'SDDAT2')
defines('sdio_dat3', 'SDDAT3')