npe_cmd_issue_read
static uint32_t npe_cmd_issue_read(struct ixpnpe_softc *,
rdata = npe_cmd_issue_read(sc, IX_NPEDL_EXCTL_CMD_RD_INS_MEM, addr);
if (data != npe_cmd_issue_read(sc, IX_NPEDL_EXCTL_CMD_RD_DATA_MEM, addr))
return npe_cmd_issue_read(sc, IX_NPEDL_EXCTL_CMD_RD_ECS_REG, reg);