SGT_ADR
nsp32_read4(base, SGT_ADR));
nsp32_write4(base, SGT_ADR, data->cur_lunt->sglun_paddr);
nsp32_write4(base, SGT_ADR, new_sgtp);
nsp32_write4(base, SGT_ADR, data->auto_paddr);
nsp32_read4(base, SGT_ADR),
nsp32_write4(base, SGT_ADR, data->cur_lunt->sglun_paddr);
printk("sgtpaddr=0x%lx, ", nsp32_read4(base, SGT_ADR));