static ssize_t __efuse_write(const char *buf,
size_t count, loff_t *ppos )
{
unsigned pos = *ppos;
loff_t *readppos = ppos;
unsigned char *pc;
char efuse_data[EFUSE_USERIDF_BYTES],null_data[EFUSE_USERIDF_BYTES];
if (pos >= EFUSE_BYTES)
return 0; /* Past EOF */
if (count > EFUSE_BYTES - pos)
count = EFUSE_BYTES - pos;
if (count > EFUSE_BYTES)
return -EFAULT;
__efuse_read(efuse_data, count, readppos);
memset(null_data,0,count);
if(strncmp(efuse_data,null_data,count) != 0){
printk(" Data had written ,the block is not clean!!!\n");
return -EFAULT;
}
for (pc = buf; count--; ++pos, ++pc)
__efuse_write_byte(pos, *pc);
*ppos = pos;
return (const char *)pc - buf;
}
static u32 efuse_read(int blk_index)
{
u32 val;
pr_debug("efuse read %d\n", blk_index);
efuse_lock();
__efuse_power_on();
val = __efuse_read(blk_index);
__efuse_power_off();
efuse_unlock();
return val;
}
/* Sysfs Files */
int get_zt_mac(char *buf)
{
char buf_mac[6] = {0};
loff_t ppos = MAC_POS;
__efuse_read(buf_mac, sizeof(buf_mac), &ppos);
printk("get_zt_mac %x:%x:%x:%x:%x:%0x\n",
buf_mac[0],buf_mac[1],buf_mac[2],buf_mac[3],buf_mac[4],buf_mac[5]);
//memset(buf,buf_mac,sizeof(buf_mac));
buf[0] = buf_mac[0];
buf[1] = buf_mac[1];
buf[2] = buf_mac[2];
buf[3] = buf_mac[3];
buf[4] = buf_mac[4];
buf[5] = buf_mac[5];
//printk("get_zt_mac 2 %x:%x:%x:%x:%x:%0x\n",
// buf[0],buf[1],buf[2],buf[3],buf[4],buf[5]);
return 1;
}
