資源簡介
在用戶空間讀寫phy的寄存器,支持多頁以及讀取連續(xù)任意的寄存器
代碼片段和文件信息
#include?
#include??
#include??
#include??
#include??
#include??
#include??
#include??
#include??
#include??
void?usage(char?*?s)
{
fprintf(stderr?“usage:?%s?read?ethname?page?regl?regh\n“?s);?
fprintf(stderr?“usage:?%s?write?ethname?page?reg?value\n“?s);?
}
int?main(int?argc?char*?argv[])?
{?
int?fd?=?-1;?
struct?ifreq?ifr;?
struct?mii_ioctl_data?*mii;?
int?page?regl?regh;
int?i;
if(argc?!=?6)?
{?
usage(argv[0]);
return?-1;?
}?
page?=?atoi(argv[3]);
regl?=?atoi(argv[4]);
regh?=?atoi(argv[5]);
printf(“page=%d?regl=%d?regh=%d?\n“?page?regl?regh);
if?((fd?=?socket(AF_INET?SOCK_DGRAM?0))?0)?
{?
perror(“socket“);?
close(fd);?
retur
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