atten_status_block
uint32_t attn_bits = le32toh(sc->def_sb->atten_status_block.attn_bits);
uint32_t attn_ack = le32toh(sc->def_sb->atten_status_block.attn_bits_ack);
if (sc->def_att_idx != def_sb->atten_status_block.attn_bits_index) {
sc->def_att_idx = def_sb->atten_status_block.attn_bits_index;
offsetof(struct host_sp_status_block, atten_status_block));
def_sb->atten_status_block.status_block_id = igu_sp_sb_index;
struct atten_sp_status_block atten_status_block /* attention bits section */;
struct atten_status_block *p_sb_attn = p_sb_attn_sw->sb_attn;
struct atten_status_block *sb_attn;
ALIGNED_TYPE_SIZE(struct atten_status_block, p_hwfn)