ESP-Miner/components/asic/common.c

#include "common.h"

unsigned char _reverse_bits(unsigned char num)
{
    unsigned char reversed = 0;
    int i;

    for (i = 0; i < 8; i++) {
        reversed <<= 1;      // Left shift the reversed variable by 1
        reversed |= num & 1; // Use bitwise OR to set the rightmost bit of reversed to the current bit of num
        num >>= 1;           // Right shift num by 1 to get the next bit
    }

    return reversed;
}

int _largest_power_of_two(int num)
{
    int power = 0;

    while (num > 1) {
        num = num >> 1;
        power++;
    }

    return 1 << power;
}