ZEN_UMC_MAX_CS_RULES
nvlist_t *rules[ZEN_UMC_MAX_CS_RULES];
if (chan->chan_nrules > ZEN_UMC_MAX_CS_RULES ||
df_dram_rule_t chan_rules[ZEN_UMC_MAX_CS_RULES];
#define ZEN_UMC_MAX_DRAM_OFFSET (ZEN_UMC_MAX_CS_RULES - 1)